/* ============================================================
   ALAM 2026 — Congresso Latino-Americano de Microcirurgia
   Design system: petrol/surgical-teal + human coral on warm bone
   Display: Newsreader · Body: IBM Plex Sans · Data: IBM Plex Mono
   Signature: the "suture line" — a stitched hairline that draws
   on scroll, echoing microsurgical suturing.
   ============================================================ */

:root {
  /* ALAM brand palette — navy + dot accents (yellow/green/red) on white */
  --blue:       #004586;   /* ALAM brand navy (primary) */
  --yellow:     #FEC700;   /* dot accent */
  --green:      #00A63E;   /* dot accent (toned for legibility) */
  --red:        #FF002A;   /* dot accent / hot CTA */

  --ink:        #04243F;   /* deepest navy, near-black */
  --petrol:     #06304F;   /* dark section ground (navy) */
  --teal:       #004586;   /* primary brand navy (kept var name) */
  --teal-bright:#5AA6E6;   /* light blue highlight (legible on dark) */
  --coral:      #FF002A;   /* hot accent / CTA (kept var name) */
  --coral-soft: #FFC94D;   /* warm gold emphasis on dark (kept var name) */
  --bone:       #EEF2F7;   /* cool light alt ground */
  --paper:      #FCFCFE;   /* lightest */
  --paper-2:    #FFFFFF;
  --muted:      #51637A;   /* secondary text on light */
  --muted-d:    #AEC4DA;   /* secondary text on dark */
  --line:       rgba(4,36,63,.13);
  --line-d:     rgba(255,255,255,.16);

  /* Type */
  --serif: "Poppins", system-ui, sans-serif;  /* display/headings */
  --sans:  "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:  "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;

  /* Layout */
  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 18px;
  --radius-s: 10px;

  /* Motion */
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

/* ---------- Helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(64px, 9vw, 130px); position: relative; }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--coral);
}
.section.dark .eyebrow { color: var(--teal-bright); }
.section.dark .eyebrow::before { background: var(--coral); }

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; line-height: 1.08; letter-spacing: -.01em; }
.h-em { font-style: italic; color: var(--coral); }
.dark .h-em { color: var(--coral-soft); }

h2.title {
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  max-width: 18ch;
  margin-bottom: 1.1rem;
}
.lead { font-size: clamp(1.02rem, 1.6vw, 1.22rem); color: var(--muted); max-width: 58ch; }
.dark .lead { color: var(--muted-d); }
.dark { background: var(--petrol); color: var(--paper); }
.dark h2.title, .dark h3 { color: var(--paper); }

/* ---------- Suture-line signature ---------- */
.suture {
  height: 2px;
  width: 100%;
  background-image: repeating-linear-gradient(
    90deg, var(--coral) 0 14px, transparent 14px 26px);
  opacity: .55;
  position: relative;
  --draw: 0;
  clip-path: inset(0 calc(100% - var(--draw) * 100%) 0 0);
  transition: clip-path 1.4s var(--ease);
}
.suture.in { --draw: 1; }
.suture::after {
  content: "";
  position: absolute; right: 0; top: 50%;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--coral);
  transform: translate(50%,-50%);
  box-shadow: 0 0 0 3px rgba(222,111,88,.18);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px;
  border-radius: 100px;
  font-weight: 600; font-size: .96rem;
  letter-spacing: .01em;
  transition: transform .25s var(--ease), background .25s, color .25s, box-shadow .25s;
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--coral); color: #fff; box-shadow: 0 10px 30px -10px rgba(222,111,88,.7); }
.btn-primary:hover { background: #cf5f48; }
.btn-ghost { border: 1px solid var(--line-d); color: var(--paper); }
.btn-ghost:hover { background: rgba(255,255,255,.08); }
.btn-dark { background: var(--ink); color: var(--paper); }
.btn-dark:hover { background: #06181b; }
.btn-outline { border: 1px solid var(--teal); color: var(--teal); }
.btn-outline:hover { background: var(--teal); color: #fff; }
.btn .ar { transition: transform .25s var(--ease); }
.btn:hover .ar { transform: translateX(4px); }

/* ---------- Header / Nav ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .35s, box-shadow .35s, padding .35s;
  padding-block: 18px;
}
.header.scrolled {
  background: rgba(4,36,63,.94);
  backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 10px 30px -14px rgba(0,0,0,.55);
  padding-block: 11px;
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: baseline; gap: 10px; font-family: var(--serif); font-size: 1.5rem; letter-spacing: -.02em; color: var(--ink); }
.brand b { font-weight: 600; }
.brand .yr { font-family: var(--mono); font-size: .72rem; letter-spacing: .2em; color: var(--coral); align-self: center; padding: 3px 7px; border: 1px solid var(--coral); border-radius: 6px; }
.header:not(.scrolled) .brand { color: var(--paper); }
.header:not(.scrolled).at-light .brand { color: var(--ink); }

.menu { display: flex; align-items: center; gap: 26px; }
.menu a { font-size: .9rem; font-weight: 500; color: rgba(255,255,255,.85); position: relative; padding: 4px 0; }
.menu a::after { content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0; background: var(--red); transition: width .25s var(--ease); }
.menu a:hover::after { width: 100%; }
.menu a:hover { color: #fff; }

.nav-tools { display: flex; align-items: center; gap: 14px; }

/* language switch */
.lang { position: relative; }
.lang-btn {
  font-family: var(--mono); font-size: .76rem; letter-spacing: .12em;
  display: flex; align-items: center; gap: 7px;
  padding: 8px 11px; border: 1px solid var(--line-d); border-radius: 8px; color: var(--paper);
}
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 8px);
  background: var(--paper-2); border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 18px 40px -18px rgba(10,36,40,.4);
  overflow: hidden; min-width: 150px; display: none; z-index: 5;
}
.lang.open .lang-menu { display: block; }
.lang-menu button { display: flex; width: 100%; gap: 9px; padding: 11px 14px; font-size: .86rem; color: var(--ink); text-align: left; }
.lang-menu button:hover { background: var(--bone); }
.lang-menu button[aria-current="true"] { color: var(--teal); font-weight: 600; }
.lang-menu .fl { font-family: var(--mono); font-size: .72rem; color: var(--muted); }

.burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.burger span { width: 24px; height: 2px; background: currentColor; transition: .3s; }
.header:not(.scrolled) .burger { color: var(--paper); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  background: radial-gradient(120% 100% at 80% 0%, #11484A 0%, var(--ink) 55%, #061518 100%);
  color: var(--paper); overflow: hidden; padding-top: 90px;
}
.hero-glow { position: absolute; inset: 0; background:
  radial-gradient(40% 50% at 78% 30%, rgba(26,163,155,.22), transparent 70%),
  radial-gradient(36% 44% at 12% 86%, rgba(222,111,88,.18), transparent 70%);
  pointer-events: none; }
.hero-grid {
  position: absolute; inset: 0; opacity: .35; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(80% 70% at 50% 40%, #000 30%, transparent 100%);
          mask-image: radial-gradient(80% 70% at 50% 40%, #000 30%, transparent 100%);
}
.hero-inner { position: relative; z-index: 2; width: 100%; }
.hero-meta { font-family: var(--mono); font-size: clamp(.74rem,1.4vw,.86rem); letter-spacing: .26em; text-transform: uppercase; color: var(--teal-bright); margin-bottom: 26px; display:flex; gap:14px; flex-wrap:wrap; align-items:center; }
.hero-meta .dot { width:4px; height:4px; border-radius:50%; background: var(--coral); }
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  letter-spacing: -.025em; max-width: 16ch; margin-bottom: 1.4rem;
}
.hero h1 .h-em { color: var(--coral-soft); }
.hero p.lead { color: rgba(255,255,255,.8); margin-bottom: 38px; max-width: 50ch; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 54px; }

/* countdown */
.countdown { display: flex; gap: clamp(14px,3vw,38px); border-top: 1px solid var(--line-d); padding-top: 26px; max-width: 560px; }
.cd-unit { display: flex; flex-direction: column; gap: 4px; }
.cd-unit b { font-family: var(--serif); font-size: clamp(1.8rem,4vw,2.8rem); line-height: 1; font-weight: 500; }
.cd-unit span { font-family: var(--mono); font-size: .68rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted-d); }

.hero-side {
  position: absolute; right: var(--gutter); bottom: 40px; z-index: 2;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; color: var(--muted-d);
  writing-mode: vertical-rl; display: flex; align-items: center; gap: 14px;
}
.hero-side::before { content:""; height: 60px; width: 1px; background: var(--line-d); }
.scroll-hint { position:absolute; left: 50%; bottom: 26px; transform: translateX(-50%); z-index:2; font-family: var(--mono); font-size:.66rem; letter-spacing:.2em; color: var(--muted-d); text-transform: uppercase; animation: bob 2.2s var(--ease) infinite; }
@keyframes bob { 0%,100%{transform:translate(-50%,0)} 50%{transform:translate(-50%,6px)} }

/* ---------- Marquee themes ---------- */
.marquee { background: var(--ink); color: var(--paper); padding-block: 16px; overflow: hidden; white-space: nowrap; }
.marquee-track { display: inline-flex; gap: 0; animation: slide 38s linear infinite; }
.marquee-track span { font-family: var(--serif); font-size: 1.15rem; font-style: italic; padding-inline: 30px; opacity: .82; }
.marquee-track span::after { content:"•"; color: var(--coral); margin-left: 60px; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- Tracks (3 trilhas) ---------- */
.tracks-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 50px; }
.track-card {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 28px 30px; background: var(--paper-2);
  position: relative; overflow: hidden; transition: transform .4s var(--ease), box-shadow .4s;
}
.track-card:hover { transform: translateY(-6px); box-shadow: 0 26px 50px -28px rgba(10,36,40,.4); }
.track-card .tno { font-family: var(--mono); font-size: .8rem; letter-spacing: .2em; color: var(--coral); }
.track-card .tday { font-family: var(--mono); font-size: .72rem; color: var(--muted); letter-spacing: .12em; margin-top: 4px; }
.track-card h3 { font-size: 1.5rem; margin: 18px 0 12px; }
.track-card p { font-size: .96rem; color: var(--muted); }
.track-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.tag { font-family: var(--mono); font-size: .68rem; letter-spacing: .08em; padding: 5px 11px; border: 1px solid var(--line); border-radius: 100px; color: var(--teal); }
.track-card .bar { position: absolute; left: 0; top: 0; height: 3px; width: 100%; background: linear-gradient(90deg, var(--teal), var(--teal-bright)); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); }
.track-card:hover .bar { transform: scaleX(1); }

/* ---------- About split ---------- */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px,5vw,70px); align-items: center; }
.about-quote { font-family: var(--serif); font-size: clamp(1.4rem,2.6vw,2rem); font-style: italic; line-height: 1.3; margin: 28px 0; padding-left: 22px; border-left: 2px solid var(--coral); }
.about-fig { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/5; background:
  linear-gradient(160deg,#0E3A3C,#06181b);
  display: flex; align-items: flex-end; padding: 26px; }
.about-fig .badge { background: rgba(251,249,244,.94); color: var(--ink); border-radius: 12px; padding: 16px 20px; }
.about-fig .badge b { font-family: var(--serif); font-size: 1.7rem; display: block; }
.about-fig .badge span { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; color: var(--muted); }
.about-fig .vessel { position:absolute; inset:0; opacity:.5; background:
  radial-gradient(60% 50% at 70% 20%, rgba(26,163,155,.4), transparent 60%),
  radial-gradient(50% 40% at 20% 80%, rgba(222,111,88,.35), transparent 60%); }

/* ---------- Stats ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line-d); border: 1px solid var(--line-d); border-radius: var(--radius); overflow: hidden; margin-top: 48px; }
.stat { background: var(--petrol); padding: 38px 26px; }
.stat b { font-family: var(--serif); font-size: clamp(2.4rem,5vw,3.6rem); font-weight: 500; display: block; color: var(--paper); }
.stat b .u { color: var(--coral); }
.stat span { font-family: var(--sans); font-size: .92rem; color: var(--muted-d); }

/* ---------- Schedule ---------- */
.sched-filters { display: flex; flex-wrap: wrap; gap: 10px; margin: 36px 0 30px; }
.filter {
  font-family: var(--mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase;
  padding: 9px 16px; border: 1px solid var(--line); border-radius: 100px; color: var(--muted); transition: .25s;
}
.filter[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.sched-day { margin-bottom: 14px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--paper-2); }
.sched-day-head { display: flex; align-items: baseline; gap: 16px; padding: 20px 26px; background: var(--bone); border-bottom: 1px solid var(--line); }
.sched-day-head .d { font-family: var(--mono); font-size: .76rem; letter-spacing: .14em; color: var(--coral); }
.sched-day-head h3 { font-size: 1.3rem; }
.sched-day-head .trk { font-family: var(--mono); font-size: .7rem; color: var(--muted); margin-left: auto; }
.slot { display: grid; grid-template-columns: 96px 1fr auto; gap: 18px; align-items: center; padding: 16px 26px; border-bottom: 1px solid var(--line); transition: background .2s; }
.slot:last-child { border-bottom: none; }
.slot:hover { background: var(--bone); }
.slot .time { font-family: var(--mono); font-size: .82rem; color: var(--teal); }
.slot .ti { font-weight: 600; font-size: .98rem; }
.slot .sp { font-size: .85rem; color: var(--muted); }
.slot .room { font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; color: var(--muted); border: 1px solid var(--line); border-radius: 7px; padding: 4px 9px; white-space: nowrap; }
.slot[data-room="W"] .room { color: var(--coral); border-color: var(--coral-soft); }

/* ---------- Speakers ---------- */
.spk-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-top: 46px; }
.spk {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--paper-2);
  transition: transform .35s var(--ease), box-shadow .35s; text-align: left;
}
.spk:hover { transform: translateY(-5px); box-shadow: 0 22px 44px -26px rgba(10,36,40,.45); }
.spk-photo { aspect-ratio: 1; display: grid; place-items: center; position: relative;
  background: linear-gradient(150deg,#103E40,#0A2428); }
.spk-photo .mono {
  font-family: var(--serif); font-size: 2.6rem; color: var(--coral-soft);
  width: 92px; height: 92px; border-radius: 50%; display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,.18);
}
.spk-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.spk-photo .flag { position: absolute; top: 12px; left: 12px; font-family: var(--mono); font-size: .64rem; letter-spacing: .1em; background: rgba(10,36,40,.6); color: #fff; padding: 4px 8px; border-radius: 6px; }
.spk-body { padding: 18px 18px 20px; }
.spk-body h3 { font-size: 1.18rem; margin-bottom: 4px; }
.spk-body .inst { font-size: .82rem; color: var(--muted); line-height: 1.4; }
.spk-body .spec { font-family: var(--mono); font-size: .66rem; letter-spacing: .08em; color: var(--teal); margin-top: 10px; text-transform: uppercase; }
.spk-more { text-align: center; margin-top: 32px; }

/* ---------- Generic two-col content (submission / travel agency) ---------- */
.panel { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-2); padding: clamp(26px,3.4vw,44px); }
.dark .panel { background: rgba(255,255,255,.04); border-color: var(--line-d); }
.dl { display: grid; gap: 14px; margin-top: 8px; }
.dl > div { display: flex; gap: 14px; align-items: baseline; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.dark .dl > div { border-color: var(--line-d); }
.dl dt { font-family: var(--mono); font-size: .74rem; letter-spacing: .1em; color: var(--coral); min-width: 130px; text-transform: uppercase; }
.dl dd { color: var(--muted); }
.dark .dl dd { color: var(--muted-d); }
.checklist { display: grid; gap: 12px; margin-top: 10px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; color: var(--muted); }
.dark .checklist li { color: var(--muted-d); }
.checklist li::before { content: "✓"; color: var(--teal-bright); font-weight: 700; margin-top: 2px; }

/* ---------- Pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-top: 48px; }
.price {
  border: 1px solid var(--line-d); border-radius: var(--radius); padding: 28px 24px; background: rgba(255,255,255,.03);
  display: flex; flex-direction: column; gap: 14px; transition: transform .35s var(--ease), border-color .35s;
}
.price:hover { transform: translateY(-6px); border-color: var(--coral); }
.price .lot { font-family: var(--mono); font-size: .68rem; letter-spacing: .16em; color: var(--coral); }
.price h3 { font-size: 1.15rem; min-height: 2.4em; color: var(--paper); }
.price .val { font-family: var(--serif); font-size: 2.1rem; color: var(--paper); }
.price .val small { font-size: .9rem; color: var(--muted-d); font-family: var(--sans); }
.price ul { display: grid; gap: 9px; margin: 6px 0 4px; }
.price li { font-size: .85rem; color: var(--muted-d); display: flex; gap: 9px; }
.price li::before { content:"–"; color: var(--teal-bright); }
.price .btn { margin-top: auto; justify-content: center; }

/* ---------- Sponsors ---------- */
.spon-tiers { display: grid; gap: 26px; margin-top: 46px; }
.spon-tier h4 { font-family: var(--mono); font-size: .76rem; letter-spacing: .18em; text-transform: uppercase; color: var(--coral); margin-bottom: 16px; }
.spon-row { display: grid; gap: 14px; }
.spon-row.t1 { grid-template-columns: repeat(3,1fr); }
.spon-row.t2 { grid-template-columns: repeat(4,1fr); }
.spon-row.t3 { grid-template-columns: repeat(6,1fr); }
.spon-cell { border: 1px dashed var(--line); border-radius: var(--radius-s); aspect-ratio: 16/7; display: grid; place-items: center; color: var(--muted); font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; background: var(--paper-2); transition: .3s; }
.spon-cell:hover { border-style: solid; border-color: var(--teal); color: var(--teal); }

/* ---------- Venue / Rio ---------- */
.venue-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-d); margin-top: 44px; }
.venue-info { padding: clamp(28px,4vw,52px); background: var(--ink); }
.venue-map { min-height: 380px; }
.venue-map iframe { width: 100%; height: 100%; border: 0; filter: grayscale(.3) contrast(1.05); }
.venue-feats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 26px; }
.venue-feats li { font-size: .9rem; color: var(--muted-d); display: flex; gap: 10px; }
.venue-feats li::before { content:"◦"; color: var(--coral); }
.venue-feats li a { color: var(--coral); text-decoration: underline; text-underline-offset: 2px; }
.venue-feats li a:hover { color: var(--paper); }

.rio-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-top: 46px; }
.rio-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; background: var(--paper-2); }
.rio-card .ic { font-size: 1.6rem; margin-bottom: 14px; display: block; }
.rio-card h4 { font-family: var(--serif); font-size: 1.2rem; margin-bottom: 8px; }
.rio-card p { font-size: .88rem; color: var(--muted); }

/* ---------- Instagram ---------- */
.ig-grid { display: grid; grid-template-columns: repeat(6,1fr); gap: 10px; margin-top: 40px; }
.ig-cell { aspect-ratio: 1; border-radius: var(--radius-s); overflow: hidden; position: relative; background: linear-gradient(150deg,#11484A,#0A2428); transition: transform .3s; }
.ig-cell:hover { transform: scale(1.03); }
.ig-cell::after { content:"⌖"; position:absolute; inset:0; display:grid; place-items:center; color: rgba(255,255,255,.25); font-size: 1.6rem; }
.ig-cell:nth-child(odd) { background: linear-gradient(150deg,#12544F,#0E3A3C); }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin-top: 40px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 20px; width: 100%; padding: 24px 0; text-align: left; font-family: var(--serif); font-size: 1.2rem; }
.faq-q .pm { font-family: var(--sans); font-size: 1.5rem; color: var(--coral); transition: transform .3s; flex: none; }
.faq-item.open .pm { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.faq-a p { padding-bottom: 24px; color: var(--muted); max-width: 70ch; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(30px,5vw,64px); margin-top: 44px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-d); margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%; padding: 14px 16px; border-radius: var(--radius-s);
  background: rgba(255,255,255,.05); border: 1px solid var(--line-d); color: var(--paper);
  font: inherit; font-size: .96rem; transition: border-color .25s, background .25s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--teal-bright); background: rgba(255,255,255,.08); }
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: .8rem; color: var(--muted-d); margin-top: 4px; }
.form-msg { margin-top: 14px; font-size: .9rem; min-height: 1.2em; }
.form-msg.ok { color: var(--teal-bright); }
.form-msg.err { color: var(--coral-soft); }
.contact-aside .dl dd { color: var(--muted-d); }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: var(--muted-d); padding-block: 70px 34px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 44px; border-bottom: 1px solid var(--line-d); }
.footer .brand { color: var(--paper); }
.footer h5 { font-family: var(--mono); font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: var(--coral); margin-bottom: 16px; }
.footer a { display: block; font-size: .9rem; padding: 5px 0; color: var(--muted-d); transition: color .2s; }
.footer a:hover { color: var(--paper); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 26px; font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }

/* ---------- Mobile nav drawer ---------- */
.drawer { position: fixed; inset: 0; z-index: 200; background: var(--ink); transform: translateX(100%); transition: transform .4s var(--ease); display: flex; flex-direction: column; padding: 30px var(--gutter); }
.drawer.open { transform: none; }
.drawer-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
.drawer-head .close { font-size: 2rem; color: var(--paper); line-height: 1; }
.drawer a { font-family: var(--serif); font-size: 1.7rem; color: var(--paper); padding: 12px 0; border-bottom: 1px solid var(--line-d); }
.drawer .btn { margin-top: 24px; justify-content: center; }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .spk-grid, .price-grid, .rio-grid { grid-template-columns: repeat(2,1fr); }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .ig-grid { grid-template-columns: repeat(3,1fr); }
  .spon-row.t1,.spon-row.t2,.spon-row.t3 { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 860px) {
  .menu { display: none; }
  .burger { display: flex; }
  .tracks-grid { grid-template-columns: 1fr; }
  .split, .contact-grid, .venue-grid { grid-template-columns: 1fr; }
  .venue-map { min-height: 300px; }
  .hero-side { display: none; }
}
@media (max-width: 560px) {
  .spk-grid, .rio-grid, .price-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .slot { grid-template-columns: 70px 1fr; }
  .slot .room { display: none; }
  body { font-size: 16px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .suture { clip-path: none; }
}

/* ---------- Focus visibility ---------- */
:focus-visible { outline: 2px solid var(--teal-bright); outline-offset: 3px; border-radius: 4px; }

/* ============================================================
   v2 ADDITIONS — real brand, edition theme, speakers w/ photos,
   apoio logos, 4-step submission, affiliation registration,
   hospedagem code, presidential dinner
   ============================================================ */

/* Logo in header */
.brand-logo { display:flex; align-items:center; }
.brand-logo img { height: 42px; width:auto; display:block; transition: height .35s; }
.header.scrolled .brand-logo img { height: 36px; }

/* Hero edition + theme callout */
.hero-edition { font-family: var(--mono); font-size: clamp(.78rem,1.5vw,.95rem); letter-spacing:.2em; text-transform:uppercase; color: var(--coral-soft); margin-bottom:14px; }
.hero-theme { display:inline-flex; align-items:center; gap:10px; margin-bottom:28px; padding:9px 16px; border:1px solid var(--line-d); border-radius:100px; font-family:var(--serif); font-style:italic; font-size:clamp(.95rem,1.8vw,1.18rem); color:var(--paper); background:rgba(255,255,255,.04); }
.hero-theme b { font-style:normal; font-family:var(--mono); font-size:.66rem; letter-spacing:.16em; color:var(--ink); background:var(--coral-soft); padding:3px 8px; border-radius:6px; }
.hero-locdate { display:flex; gap:26px; flex-wrap:wrap; margin-bottom:30px; }
.hero-locdate div { display:flex; flex-direction:column; gap:3px; }
.hero-locdate .k { font-family:var(--mono); font-size:.66rem; letter-spacing:.18em; text-transform:uppercase; color:var(--muted-d); }
.hero-locdate .v { font-family:var(--serif); font-size:1.15rem; }

/* Speaker card: photo + description */
.spk-photo img { filter: saturate(1.02); }
.spk-body .role { font-family:var(--mono); font-size:.64rem; letter-spacing:.08em; color:var(--coral); text-transform:uppercase; margin-bottom:6px; }
.spk.feat .spk-photo { background: linear-gradient(150deg,#0E3A3C,#06181b); }

/* Apoio / Realização logos */
.apoio-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-top:30px; }
.apoio-cell { background:#fff; border:1px solid var(--line); border-radius:var(--radius); aspect-ratio:16/9; display:grid; place-items:center; padding:22px; transition:transform .3s, box-shadow .3s; }
.apoio-cell:hover { transform:translateY(-4px); box-shadow:0 20px 40px -24px rgba(10,36,40,.4); }
.apoio-cell img { max-height:100%; max-width:100%; width:auto; object-fit:contain; }
.apoio-label { font-family:var(--mono); font-size:.7rem; letter-spacing:.16em; text-transform:uppercase; color:var(--coral); margin:34px 0 0; }

/* 4-step submission flow */
.steps { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin:40px 0 8px; counter-reset:step; }
.step { position:relative; padding:26px 20px; border:1px solid var(--line-d); border-radius:var(--radius); background:rgba(255,255,255,.03); }
.step .n { font-family:var(--mono); font-size:.74rem; letter-spacing:.14em; color:var(--coral); }
.step h4 { font-family:var(--serif); font-size:1.15rem; margin:8px 0 6px; color:var(--paper); }
.step p { font-size:.85rem; color:var(--muted-d); }
.areas { display:flex; flex-wrap:wrap; gap:9px; margin-top:18px; }
.areas .tag { color:var(--teal-bright); border-color:var(--line-d); }

/* Registration: affiliation selector + dynamic form */
.aff-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin:30px 0 26px; }
.aff { text-align:left; padding:20px 18px; border:1px solid var(--line-d); border-radius:var(--radius); background:rgba(255,255,255,.03); cursor:pointer; transition:border-color .25s, transform .25s, background .25s; }
.aff:hover { transform:translateY(-3px); }
.aff[aria-pressed="true"] { border-color:var(--coral); background:rgba(222,111,88,.1); }
.aff .a-t { font-weight:600; color:var(--paper); font-size:1rem; }
.aff .a-p { font-family:var(--serif); font-size:1.5rem; color:var(--coral-soft); margin-top:8px; }
.aff .a-p small { font-family:var(--sans); font-size:.78rem; color:var(--muted-d); }
.aff .a-note { font-size:.74rem; color:var(--muted-d); margin-top:4px; }

.lotes { display:flex; flex-wrap:wrap; gap:10px; margin:6px 0 0; }
.lote-chip { font-family:var(--mono); font-size:.72rem; letter-spacing:.06em; padding:8px 13px; border:1px solid var(--line-d); border-radius:100px; color:var(--muted-d); }
.lote-chip b { color:var(--coral-soft); }
.lote-chip.active { border-color:var(--teal-bright); color:var(--paper); }

.reg-extra { display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-top:24px; }
.reg-extra .panel h4 { font-family:var(--serif); color:var(--paper); font-size:1.2rem; margin-bottom:8px; }
.reg-extra .panel p { color:var(--muted-d); font-size:.9rem; }
.dinner-lotes { display:flex; gap:8px; margin-top:14px; }
.dinner-lotes span { font-family:var(--mono); font-size:.74rem; padding:7px 11px; border:1px solid var(--line-d); border-radius:8px; color:var(--coral-soft); }

select.in-field { width:100%; padding:14px 16px; border-radius:var(--radius-s); background:rgba(255,255,255,.05); border:1px solid var(--line-d); color:var(--paper); font:inherit; font-size:.96rem; }
select.in-field option { color:#0A2428; }

/* Hospedagem code */
.code-chip { display:inline-flex; align-items:center; gap:10px; margin-top:14px; font-family:var(--mono); font-size:.84rem; letter-spacing:.08em; padding:10px 16px; border:1px dashed var(--coral-soft); border-radius:10px; color:var(--coral-soft); }
.code-chip b { color:var(--paper); letter-spacing:.12em; }

/* QR block (contact / share) */
.qr-block { display:flex; align-items:center; gap:18px; margin-top:26px; padding:18px; border:1px solid var(--line-d); border-radius:var(--radius); background:rgba(255,255,255,.03); }
.qr-block img { width:96px; height:96px; border-radius:8px; background:#fff; padding:6px; }
.qr-block .qt { font-family:var(--mono); font-size:.74rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted-d); }
.qr-block .qd { font-size:.92rem; color:var(--paper); }

/* Rio photo cards */
.rio-card.photo { padding:0; overflow:hidden; }
.rio-card.photo .ph { aspect-ratio:16/10; overflow:hidden; }
.rio-card.photo .ph img { width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); }
.rio-card.photo:hover .ph img { transform:scale(1.05); }
.rio-card.photo .bd { padding:22px; }
.rio-card.photo h4 { font-family:var(--serif); font-size:1.2rem; margin-bottom:6px; }
.rio-card.photo p { font-size:.88rem; color:var(--muted); }

/* About image real photo */
.about-fig.photo { padding:0; }
.about-fig.photo img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.about-fig.photo .badge { position:relative; z-index:2; margin:auto 0 0; }
.about-fig.photo .scrim { position:absolute; inset:0; background:linear-gradient(180deg,rgba(6,24,27,.25),rgba(6,24,27,.85)); z-index:1; }

@media (max-width:1020px){
  .apoio-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .aff-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .reg-extra{grid-template-columns:1fr;}
  .aff-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .hero-theme{font-size:.95rem;}
  .qr-block{flex-direction:column;text-align:center;}
}

/* ============================================================
   v2 — classes complementares usadas no index.html reescrito
   ============================================================ */
.narrow { max-width: 820px; }
.lang-cur { font-family:var(--mono); font-size:.8rem; letter-spacing:.06em; }

/* Forms (contato + inscrição) */
.form { display:flex; flex-direction:column; gap:16px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form label { display:flex; flex-direction:column; gap:7px; font-family:var(--mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted-d); }
.form input, .form textarea, .form select { width:100%; padding:13px 15px; border-radius:var(--radius-s); background:rgba(255,255,255,.05); border:1px solid var(--line-d); color:var(--paper); font:inherit; font-size:.96rem; transition:border-color .2s, background .2s; }
.form input::placeholder, .form textarea::placeholder { color:rgba(255,255,255,.32); }
.form input:focus, .form textarea:focus, .form select:focus { outline:none; border-color:var(--teal-bright); background:rgba(255,255,255,.08); }
.form textarea { resize:vertical; min-height:90px; }
.reg-form { margin-top:10px; padding:28px; border:1px solid var(--line-d); border-radius:var(--radius); background:rgba(255,255,255,.03); }
.reg-aff-val { font-family:var(--mono); }
.reg-go { display:none; margin-top:4px; }
.reg-go[hidden] { display:none; }

/* Committee */
.committee-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:42px; }
.cmte { padding:26px; border:1px solid var(--line-d); border-radius:var(--radius); background:rgba(255,255,255,.03); text-align:center; }
.cmte-photo { width:92px; height:92px; margin:0 auto 16px; border-radius:50%; display:grid; place-items:center; background:linear-gradient(150deg,#0E3A3C,#06181b); border:1px solid var(--line-d); }
.cmte-photo .mono { font-family:var(--mono); font-size:1.5rem; color:var(--coral-soft); }
.cmte .role { font-family:var(--mono); font-size:.66rem; letter-spacing:.12em; text-transform:uppercase; color:var(--coral); margin-bottom:8px; }
.cmte h3 { font-family:var(--serif); font-size:1.3rem; margin-bottom:6px; color:var(--paper); }
.cmte p { font-size:.86rem; color:var(--muted-d); }

/* Program wrapper + note + filters */
.sched { margin-top:34px; display:grid; gap:20px; }
.filters { display:flex; flex-wrap:wrap; gap:10px; margin-top:30px; }
.prog-note { margin-top:22px; font-family:var(--mono); font-size:.72rem; letter-spacing:.06em; color:var(--muted-d); }

/* Submission deadlines + cta */
.deadlines { display:flex; flex-direction:column; gap:0; border-top:1px solid var(--line-d); }
.deadlines > div { display:flex; justify-content:space-between; gap:18px; padding:14px 0; border-bottom:1px solid var(--line-d); }
.deadlines dt { font-size:.92rem; color:var(--muted-d); }
.deadlines dd { font-family:var(--mono); font-size:.86rem; color:var(--coral-soft); text-align:right; white-space:nowrap; }
.submit-cta { display:flex; flex-wrap:wrap; gap:12px; margin-top:24px; }

/* Stats inner number */
.stats-sec .num, .num { font-family:var(--serif); font-size:clamp(2.4rem,5vw,3.4rem); line-height:1; color:var(--paper); display:inline-flex; align-items:baseline; }
.num i { font-style:normal; font-size:.5em; color:var(--coral-soft); margin-left:2px; }

/* Sponsors tiers */
.spon-cta { margin-top:30px; }
.tier-label { font-family:var(--mono); font-size:.7rem; letter-spacing:.16em; text-transform:uppercase; padding:5px 12px; border-radius:100px; display:inline-block; margin-bottom:14px; }
.tier-label.diamond { color:#bfe9ff; border:1px solid rgba(120,200,240,.5); }
.tier-label.gold { color:#f2d49b; border:1px solid rgba(220,180,110,.5); }
.tier-label.silver { color:#d9dde0; border:1px solid rgba(200,205,210,.45); }
.spon-cell.sm { min-height:96px; }

/* Venue */
.venue-split { align-items:start; gap:48px; }
.venue-card { padding:26px; border:1px solid var(--line-d); border-radius:var(--radius); background:rgba(255,255,255,.03); }
.venue-card h3 { font-family:var(--serif); font-size:1.3rem; margin-bottom:8px; color:var(--paper); }
.venue-card .addr { color:var(--muted-d); font-size:.92rem; line-height:1.6; }

/* Contact */
.contact-split { align-items:start; gap:48px; }
.contact-info { display:flex; flex-direction:column; }
.contact-dl { display:flex; flex-direction:column; gap:0; border-top:1px solid var(--line-d); }
.contact-dl > div { padding:14px 0; border-bottom:1px solid var(--line-d); }
.contact-dl dt { font-family:var(--mono); font-size:.66rem; letter-spacing:.12em; text-transform:uppercase; color:var(--muted-d); margin-bottom:4px; }
.contact-dl dd { font-size:1rem; color:var(--paper); }
.contact-dl a { color:var(--coral-soft); text-decoration:none; }
.contact-dl a:hover { text-decoration:underline; }

/* FAQ icon */
.faq-list { margin-top:38px; }
.faq-ic { position:relative; width:16px; height:16px; flex:none; }
.faq-ic::before, .faq-ic::after { content:""; position:absolute; background:var(--coral); transition:transform .3s; }
.faq-ic::before { top:7px; left:0; width:16px; height:2px; }
.faq-ic::after { left:7px; top:0; width:2px; height:16px; }
.faq-item.open .faq-ic::after { transform:scaleY(0); }

/* Instagram cta */
.ig-cta { margin-top:30px; }

/* Footer */
.footer-brand { max-width:360px; }
.footer-brand p { color:var(--muted-d); font-size:.9rem; margin-top:14px; }
.footer-meta { font-family:var(--mono); font-size:.74rem; letter-spacing:.04em; }
.footer-cols { display:grid; grid-template-columns:repeat(3,1fr); gap:30px; }
.footer-cols h4 { font-family:var(--mono); font-size:.7rem; letter-spacing:.14em; text-transform:uppercase; color:var(--coral); margin-bottom:14px; }
.footer-cols a { display:block; color:var(--muted); text-decoration:none; font-size:.92rem; padding:5px 0; transition:color .2s; }
.footer-cols a:hover { color:var(--paper); }

@media (max-width:860px){
  .form-row{grid-template-columns:1fr;}
  .committee-grid{grid-template-columns:1fr;}
  .footer-cols{grid-template-columns:1fr 1fr;gap:20px;}
  .venue-split,.contact-split{gap:32px;}
}

/* ============================================================
   v3 REDESIGN — ALAM brand palette, Rio video hero, real in-site
   abstract form, legible registration, uniform partner logos.
   Brand signature: the 4 ALAM dots (blue/yellow/green/red).
   ============================================================ */

/* --- 4-dot brand motif --- */
.dots { display:inline-flex; gap:7px; align-items:center; }
.dots i { width:11px; height:11px; border-radius:50%; display:block; }
.dots i:nth-child(1){ background:var(--blue);} .dots i:nth-child(2){ background:var(--yellow);}
.dots i:nth-child(3){ background:var(--green);} .dots i:nth-child(4){ background:var(--red);}
.dots.sm i{ width:8px;height:8px;}

/* eyebrow gets a dot instead of a bar — more brand, less template */
.eyebrow::before { background: var(--red) !important; }
.section.dark .eyebrow { color: var(--teal-bright); }
.h-em { color: var(--blue); font-style: italic; }
.dark .h-em { color: var(--coral-soft); }

/* Buttons: hot red primary (festival energy), navy outline */
.btn-primary { background: var(--red); color:#fff; box-shadow: 0 12px 30px -12px rgba(255,0,42,.6); }
.btn-primary:hover { background:#e00026; }
.btn-outline { border:1.5px solid var(--blue); color: var(--blue); }
.btn-outline:hover { background: var(--blue); color:#fff; }
.dark .btn-outline { border-color: rgba(255,255,255,.5); color:#fff; }
.dark .btn-outline:hover { background:#fff; color: var(--ink); }

/* ---------- HERO with Rio video background ---------- */
.hero { background:#04243F; padding-top:96px; min-height:100svh; }
.hero-video { position:absolute; inset:0; z-index:0; overflow:hidden; background:#04243F; }
.hero-video iframe {
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:100vw; height:56.25vw; min-height:100%; min-width:177.78vh; border:0; pointer-events:none;
}
.hero-video .poster { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.hero-scrim { position:absolute; inset:0; z-index:1; background:
  linear-gradient(180deg, rgba(4,36,63,.78) 0%, rgba(4,36,63,.62) 40%, rgba(4,36,63,.86) 100%); }
.hero-scrim::after { content:""; position:absolute; inset:0; background:
  radial-gradient(60% 60% at 85% 15%, rgba(0,69,134,.45), transparent 70%); }
.hero .hero-inner { z-index:3; }
.hero-glow, .hero-grid { display:none; }
.hero h1 { font-size: clamp(1.9rem, 4.4vw, 3.5rem); line-height:1.06; max-width:16ch; margin-bottom:18px; }
.hero p.lead { margin-bottom:26px; }
.hero-cta { margin-bottom:30px; }
.hero-edition { color: var(--coral-soft); display:flex; align-items:center; gap:12px; }
.hero h1 .h-em, .hero-edition .h-em { color: var(--coral-soft); }
.hero-theme b { background: var(--yellow); color: var(--ink); }
.hero-theme { border-color: rgba(255,255,255,.22); }
/* sound toggle */
.hero-sound { position:absolute; right:var(--gutter); bottom:26px; z-index:4; display:inline-flex; align-items:center; gap:9px;
  font-family:var(--mono); font-size:.7rem; letter-spacing:.12em; text-transform:uppercase; color:#fff;
  background:rgba(4,36,63,.55); border:1px solid rgba(255,255,255,.3); border-radius:100px; padding:9px 15px; backdrop-filter:blur(6px); transition:.25s; }
.hero-sound:hover { background:rgba(255,0,42,.85); border-color:transparent; }
.hero-sound svg{ width:14px;height:14px;}
@media (max-width:760px){ .hero-side{display:none;} .hero-sound{ left:var(--gutter); right:auto; } }

/* marquee: dot separators in brand colors */
.marquee { background: var(--blue); }
.marquee-track span::after { color: var(--yellow); }

/* ---------- STATS — fix contrast (light desc on dark cell) ---------- */
.stat { background: var(--blue); }
.stat p, .stat span { color: rgba(255,255,255,.82) !important; }
.stats-grid .num { color:#fff; }
.num i { color: var(--yellow); }
.stats-grid { background: rgba(255,255,255,.14); }

/* ---------- REGISTRATION (now a dark navy block) ---------- */
.aff-grid { grid-template-columns:repeat(5,1fr); gap:14px; }
.aff { background: rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.16); border-radius:16px;
  padding:22px 18px; display:flex; flex-direction:column; gap:0; min-height:184px; }
.aff:hover { transform:translateY(-4px); border-color: rgba(255,255,255,.4); }
.aff[aria-pressed="true"]{ border-color:var(--yellow); background:rgba(254,199,0,.12); box-shadow:0 0 0 1px var(--yellow) inset; }
.aff .a-t { font-family:var(--sans); font-weight:700; color:#fff; font-size:1.02rem; line-height:1.25; min-height:2.5em; }
.aff .a-p { font-family:var(--serif); font-size:1.9rem; color:var(--coral-soft); margin-top:auto; line-height:1; }
.aff .a-per { display:block; font-family:var(--mono); font-size:.62rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted-d); margin-top:7px; }
.aff .a-note { font-size:.76rem; color:var(--muted-d); margin-top:9px; padding-top:9px; border-top:1px solid rgba(255,255,255,.12); }

.lotes { gap:0; border:1px solid rgba(255,255,255,.18); border-radius:12px; overflow:hidden; max-width:max-content; }
.lote-chip { border:0; border-right:1px solid rgba(255,255,255,.18); border-radius:0; padding:11px 18px; color:#fff; background:transparent; }
.lote-chip:last-child{ border-right:0; }
.lote-chip.active { background:var(--yellow); color:var(--ink); }
.lote-chip b { color:inherit; }

.reg-extra .panel { background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.16); border-radius:16px; padding:26px; }
.dinner-lotes span { border-color:rgba(255,255,255,.25); color:var(--coral-soft); }

/* ---------- APOIO — uniform, proportionate logo lockups ---------- */
.apoio-strip { display:flex; flex-wrap:wrap; gap:18px; align-items:stretch; margin:18px 0 8px; }
.apoio-cell { background:#fff; border:0; border-radius:14px; width:260px; height:150px; aspect-ratio:auto;
  display:grid; place-items:center; padding:24px; }
.apoio-cell img { max-height:88px; max-width:200px; width:auto; height:auto; object-fit:contain; }
.apoio-label { color:var(--coral-soft); margin:34px 0 4px; }
.dark .apoio-label{ color:var(--yellow); }

/* ---------- SPONSORS — cleaner tiers ---------- */
.spon-tier { margin-bottom:26px; }
.spon-row { display:grid; gap:14px; }
.spon-row { grid-template-columns:repeat(2,1fr); }
.spon-tier:nth-child(3) .spon-row { grid-template-columns:repeat(3,1fr); }
.spon-tier:nth-child(4) .spon-row { grid-template-columns:repeat(4,1fr); }
.spon-cell { aspect-ratio:16/7; border:1.5px dashed var(--line); border-radius:12px; background:var(--paper-2); color:var(--muted); }
.spon-cell.sm{ aspect-ratio:16/8; }
.tier-label { border-width:1.5px; }
.tier-label.diamond{ color:#1f6fb2; border-color:#9cc6ec; background:#eaf3fb; }
.tier-label.gold{ color:#9a7b16; border-color:#f0d588; background:#fbf4dd; }
.tier-label.silver{ color:#5a6675; border-color:#c8d0da; background:#eef1f5; }
.spon-cta{ margin-top:8px; }

/* ---------- IN-SITE ABSTRACT SUBMISSION FORM ---------- */
.subm-wrap { margin-top:42px; display:grid; grid-template-columns:230px 1fr; gap:30px; align-items:start; }
.subm-steps { display:flex; flex-direction:column; gap:6px; position:sticky; top:96px; }
.subm-steps .s { display:flex; gap:13px; align-items:flex-start; padding:13px 14px; border-radius:12px; border:1px solid transparent; transition:.25s; }
.subm-steps .s .n { width:26px; height:26px; flex:none; border-radius:50%; display:grid; place-items:center; font-family:var(--mono); font-size:.78rem; background:rgba(255,255,255,.1); color:#fff; }
.subm-steps .s .t { font-size:.92rem; color:var(--muted-d); line-height:1.3; padding-top:3px; }
.subm-steps .s.active { background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.18); }
.subm-steps .s.active .n { background:var(--yellow); color:var(--ink); }
.subm-steps .s.active .t { color:#fff; }
.subm-steps .s.done .n { background:var(--green); color:#fff; }

.subm-panel { background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.16); border-radius:18px; padding:clamp(24px,3vw,38px); }
.subm-page { display:none; } .subm-page.active { display:block; animation:fade .4s var(--ease); }
@keyframes fade { from{opacity:0; transform:translateY(8px);} to{opacity:1; transform:none;} }
.subm-page h3 { font-family:var(--serif); color:#fff; font-size:1.5rem; margin-bottom:4px; }
.subm-page .hint { color:var(--muted-d); font-size:.9rem; margin-bottom:22px; }
.fld { display:flex; flex-direction:column; gap:7px; margin-bottom:18px; }
.fld > label { font-family:var(--mono); font-size:.7rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted-d); }
.fld input, .fld textarea, .fld select { width:100%; padding:13px 15px; border-radius:10px; background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.18); color:#fff; font:inherit; font-size:.96rem; }
.fld input:focus, .fld textarea:focus, .fld select:focus { outline:none; border-color:var(--yellow); }
.fld input::placeholder, .fld textarea::placeholder { color:rgba(255,255,255,.34); }
.fld select option { color:#04243F; }
.fld .cc { font-family:var(--mono); font-size:.68rem; color:var(--muted-d); align-self:flex-end; }
.fld .cc.over { color:var(--red); }
.fld-2 { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.author-row { display:grid; grid-template-columns:1fr 1fr auto; gap:10px; margin-bottom:10px; align-items:center; }
.author-row input{ margin:0; }
.author-row .rm { width:38px;height:38px;flex:none;border:1px solid rgba(255,255,255,.25);border-radius:9px;color:var(--coral-soft); font-size:1.1rem; }
.author-row .rm:hover{ background:var(--red); color:#fff; border-color:transparent; }
.add-author{ font-family:var(--mono); font-size:.74rem; letter-spacing:.06em; color:var(--yellow); border:1px dashed rgba(254,199,0,.5); border-radius:9px; padding:9px 14px; }
.add-author:hover{ background:rgba(254,199,0,.12); }
.chk { display:flex; gap:12px; align-items:flex-start; padding:14px 0; border-bottom:1px solid rgba(255,255,255,.1); }
.chk input{ width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--green); }
.chk label{ font-size:.92rem; color:#eaf1f8; line-height:1.45; }
.radio-row{ display:flex; gap:10px; flex-wrap:wrap; }
.radio-row label{ display:flex; gap:8px; align-items:center; padding:10px 16px; border:1px solid rgba(255,255,255,.2); border-radius:10px; font-size:.9rem; cursor:pointer; }
.radio-row input{ accent-color:var(--yellow); }
.subm-nav { display:flex; justify-content:space-between; gap:12px; margin-top:26px; }
.subm-review { display:flex; flex-direction:column; gap:10px; }
.subm-review .r { display:flex; justify-content:space-between; gap:18px; padding:11px 0; border-bottom:1px solid rgba(255,255,255,.1); font-size:.9rem; }
.subm-review .r b{ color:#fff; font-weight:600; } .subm-review .r span{ color:var(--muted-d); text-align:right; max-width:60%; }
.subm-done { text-align:center; padding:30px 0; }
.subm-done .ic{ width:64px;height:64px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;margin:0 auto 18px;font-size:1.8rem; }

@media (max-width:920px){
  .aff-grid{ grid-template-columns:repeat(2,1fr); }
  .subm-wrap{ grid-template-columns:1fr; }
  .subm-steps{ position:static; flex-direction:row; flex-wrap:wrap; }
  .subm-steps .s{ flex:1 1 40%; }
}
@media (max-width:560px){
  .fld-2{ grid-template-columns:1fr; }
  .author-row{ grid-template-columns:1fr auto; }
  .lotes{ max-width:100%; } .lote-chip{ flex:1 1 auto; text-align:center; }
}

/* ============================================================
   v4 — Poppins type, photo hero (fits viewport), ticket cards,
   reference-style speakers, real sponsorship tiers, abstract MODAL
   ============================================================ */

/* Poppins display tuning */
h1, h2.title, h3, .hero h1 { font-family: var(--serif); letter-spacing:-.02em; font-weight:700; }
.about-quote { font-weight:600; font-style:italic; }
.h-em { font-style:italic; font-weight:600; }

/* ---------- HERO compact + photo bg ---------- */
.hero { min-height:100svh; padding-top:84px; padding-bottom:40px; }
.hero-video .poster { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.hero-inner { display:flex; flex-direction:column; justify-content:center; }
.hero .dots { margin-bottom:14px !important; }
.hero-edition { font-size:clamp(.72rem,1.3vw,.84rem); letter-spacing:.22em; margin-bottom:12px; }
.hero h1 { font-size:clamp(1.7rem,3.5vw,2.85rem); line-height:1.1; max-width:19ch; margin-bottom:16px; font-weight:700; }
.hero-theme { margin-bottom:18px; padding:8px 15px; font-size:clamp(.9rem,1.5vw,1.05rem); }
.hero-locdate { gap:40px; margin-bottom:18px; }
.hero-locdate .v { font-size:1.05rem; font-family:var(--sans); font-weight:600; }
.hero p.lead { margin-bottom:22px; max-width:46ch; font-size:clamp(1rem,1.4vw,1.12rem); }
.hero-cta { margin-bottom:26px; }
.countdown { gap:18px; }
.countdown .cd-unit b { font-size:clamp(1.7rem,3vw,2.4rem); font-family:var(--serif); font-weight:700; }
.countdown .cd-unit span { font-size:.62rem; }
.hero-sound { text-decoration:none; }
.hero-sound svg{ width:13px; height:13px; }
@media (max-height:860px){
  .hero h1{ font-size:clamp(1.5rem,3vw,2.4rem); margin-bottom:12px; }
  .hero p.lead{ margin-bottom:16px; }
  .hero-locdate{ margin-bottom:14px; } .hero-theme{ margin-bottom:14px; }
  .countdown .cd-unit b{ font-size:1.8rem; }
}

/* ---------- SPEAKERS — reference style (photo card + tag bar) ---------- */
.spk-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; margin-top:46px; }
.spk { background:transparent; border:0; border-radius:16px; overflow:hidden; display:flex; flex-direction:column; }
.spk-photo { position:relative; aspect-ratio:3/4; overflow:hidden; border-radius:16px 16px 0 0; background:linear-gradient(150deg,#0a3f74,#04243F); }
.spk-photo img { width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); }
.spk:hover .spk-photo img { transform:scale(1.05); }
.spk-photo .mono { position:absolute; inset:0; display:grid; place-items:center; font-family:var(--serif); font-weight:700; font-size:3rem; color:rgba(255,255,255,.85); }
.spk-photo .flag { position:absolute; top:12px; left:12px; z-index:2; background:rgba(4,36,63,.7); backdrop-filter:blur(4px); color:#fff; font-family:var(--mono); font-size:.62rem; letter-spacing:.08em; padding:4px 8px; border-radius:6px; }
.spk-photo::after { content:""; position:absolute; inset:0; background:linear-gradient(180deg,transparent 45%,rgba(4,20,37,.92)); }
.spk-info { position:absolute; left:0; right:0; bottom:0; z-index:2; padding:16px; }
.spk-info h3 { color:#fff; font-size:1.12rem; font-weight:700; line-height:1.15; margin:0 0 4px; }
.spk-info .inst { color:rgba(255,255,255,.78); font-size:.78rem; line-height:1.3; font-family:var(--sans); }
.spk-tag { font-family:var(--sans); font-weight:600; font-size:.8rem; color:#fff; padding:11px 16px; border-radius:0 0 16px 16px; display:flex; align-items:center; justify-content:space-between; }
.spk:nth-child(4n+1) .spk-tag{ background:var(--blue);} .spk:nth-child(4n+2) .spk-tag{ background:var(--red);}
.spk:nth-child(4n+3) .spk-tag{ background:var(--green);} .spk:nth-child(4n) .spk-tag{ background:#b8910a;}
.spk-tag .pl{ font-size:1.1rem; opacity:.85; }
.spk-more { margin-top:34px; text-align:center; }
@media (max-width:920px){ .spk-grid{ grid-template-columns:repeat(2,1fr);} }
@media (max-width:520px){ .spk-grid{ grid-template-columns:1fr 1fr; gap:12px;} .spk-info h3{ font-size:1rem;} }

/* ---------- TICKETS (registration as buy cards, no form) ---------- */
.tk-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:16px; margin:28px 0 0; }
.tk { display:flex; flex-direction:column; background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.16); border-radius:18px; padding:24px 20px; transition:transform .3s, border-color .3s, box-shadow .3s; }
.tk:hover { transform:translateY(-6px); border-color:var(--yellow); box-shadow:0 26px 50px -28px rgba(0,0,0,.6); }
.tk-top { display:flex; align-items:center; justify-content:space-between; gap:8px; margin-bottom:14px; }
.tk-name { font-family:var(--serif); font-weight:700; font-size:1.05rem; color:#fff; line-height:1.2; }
.tk-badge { font-family:var(--mono); font-size:.58rem; letter-spacing:.08em; color:var(--ink); background:var(--yellow); padding:4px 8px; border-radius:6px; white-space:nowrap; }
.tk-price { font-family:var(--serif); font-weight:700; font-size:2.3rem; color:#fff; line-height:1; }
.tk-price .cur { font-size:1.1rem; font-weight:600; color:var(--coral-soft); vertical-align:super; margin-right:2px; }
.tk-per { font-family:var(--mono); font-size:.6rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted-d); margin:7px 0 16px; }
.tk-feats { display:flex; flex-direction:column; gap:9px; margin-bottom:20px; flex:1; }
.tk-feats li { display:flex; gap:9px; font-size:.82rem; color:#dce6f1; line-height:1.35; }
.tk-feats li svg { width:15px; height:15px; flex:none; color:var(--green); margin-top:2px; }
.tk .btn { justify-content:center; width:100%; }
.tk-note { font-size:.7rem; color:var(--muted-d); margin-top:10px; text-align:center; }
@media (max-width:980px){ .tk-grid{ grid-template-columns:repeat(2,1fr);} }
@media (max-width:540px){ .tk-grid{ grid-template-columns:1fr;} }

/* ---------- SPONSORS — real tiered offering ---------- */
.spon-intro { max-width:60ch; }
.tiers { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-top:40px; align-items:start; }
.tier { background:var(--paper-2); border:1px solid var(--line); border-radius:18px; padding:30px 26px; position:relative; overflow:hidden; transition:transform .3s, box-shadow .3s; }
.tier:hover { transform:translateY(-6px); box-shadow:0 30px 60px -34px rgba(4,36,63,.4); }
.tier::before { content:""; position:absolute; top:0; left:0; right:0; height:5px; }
.tier.diamond::before{ background:linear-gradient(90deg,#7fb6e6,#bfe0ff);} .tier.gold::before{ background:linear-gradient(90deg,#e8c34d,#fde9a3);} .tier.silver::before{ background:linear-gradient(90deg,#9aa7b5,#d6dee7);}
.tier-top { display:flex; align-items:baseline; justify-content:space-between; gap:10px; margin-bottom:6px; }
.tier h3 { font-size:1.4rem; font-weight:700; color:var(--ink); }
.tier .quota { font-family:var(--mono); font-size:.64rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); }
.tier .pos { color:var(--muted); font-size:.92rem; margin-bottom:18px; }
.tier ul { display:flex; flex-direction:column; gap:11px; margin-bottom:22px; }
.tier li { display:flex; gap:10px; font-size:.9rem; color:#2c3e52; line-height:1.4; }
.tier li svg { width:16px; height:16px; flex:none; margin-top:2px; }
.tier.diamond li svg{ color:#2e7cc2;} .tier.gold li svg{ color:#b8910a;} .tier.silver li svg{ color:#6b7785;}
.spon-foot { margin-top:34px; display:flex; flex-wrap:wrap; gap:16px; align-items:center; justify-content:space-between; padding:26px 30px; background:var(--blue); border-radius:18px; }
.spon-foot p { color:#fff; font-size:1.05rem; font-weight:600; max-width:46ch; }
.spon-foot .btn { background:var(--yellow); color:var(--ink); box-shadow:none; }
.spon-foot .btn:hover { background:#ffd64d; }
@media (max-width:880px){ .tiers{ grid-template-columns:1fr;} }

/* ---------- VENUE photo ---------- */
.venue-photo { border-radius:18px; overflow:hidden; aspect-ratio:4/5; }
.venue-photo img { width:100%; height:100%; object-fit:cover; }

/* ---------- ABSTRACT MODAL ---------- */
.modal { position:fixed; inset:0; z-index:300; display:none; }
.modal.open { display:block; }
.modal-bg { position:absolute; inset:0; background:rgba(2,16,30,.74); backdrop-filter:blur(4px); }
.modal-card { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:min(760px,94vw); max-height:92vh; overflow:auto; background:#062a49; border:1px solid rgba(255,255,255,.14);
  border-radius:20px; padding:clamp(22px,3vw,38px); box-shadow:0 40px 100px -30px rgba(0,0,0,.7); }
.modal-close { position:sticky; top:0; float:right; width:40px; height:40px; border-radius:50%; background:rgba(255,255,255,.1); color:#fff; font-size:1.3rem; }
.modal-close:hover { background:var(--red); }
.modal h3.mt { font-family:var(--serif); font-weight:700; color:#fff; font-size:1.5rem; margin-bottom:4px; }
.modal .mt-sub { color:var(--muted-d); font-size:.92rem; margin-bottom:20px; }
.fld input.err, .fld textarea.err, .fld select.err { border-color:var(--red); }
.fld .field-err { color:#ff8a99; font-size:.74rem; }

/* v4b — modal form polish */
.modal .subm-wrap { margin-top:22px; }
.modal .subm-steps { position:static; top:auto; }
.modal .subm-panel { background:transparent; border:0; padding:0; }
.modal .subm-page h3 { font-size:1.2rem; }
@media (max-width:920px){ .modal .subm-wrap{ grid-template-columns:1fr; } }

/* ============================================================
   v5 — G4-style ticket cards, program accordion, hero motion
   ============================================================ */

/* hero: subtle motion on the photo (Ken Burns) since the YT video
   blocks embedding; swap for <video> if an .mp4/embeddable link arrives */
.hero-video .poster { animation: kenburns 26s ease-in-out infinite alternate; will-change: transform; }
@keyframes kenburns { from{ transform:scale(1.06); } to{ transform:scale(1.16) translate(-1.5%,-1%); } }
@media (prefers-reduced-motion: reduce){ .hero-video .poster{ animation:none; } }

/* ---------- TICKETS (G4 look) ---------- */
.tk-grid { grid-template-columns:repeat(auto-fit,minmax(228px,1fr)); }
.tk { background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.02)); padding:26px 22px; }
.tk-lote { font-family:var(--mono); font-size:.6rem; letter-spacing:.14em; color:var(--coral-soft); margin-bottom:12px; }
.tk-name { display:flex; align-items:center; gap:9px; font-family:var(--serif); font-weight:700; font-size:1.08rem; color:#fff; line-height:1.2; }
.tk-name .tk-ic { color:var(--coral-soft); font-size:1.05rem; }
.tk-hr { border:0; border-top:1px solid rgba(255,255,255,.12); margin:15px 0; }
.tk-desc { color:var(--muted-d); font-size:.8rem; line-height:1.45; margin-bottom:16px; min-height:3.4em; }
.tk-feats li.yes { color:#dce6f1; } .tk-feats li.yes svg { color:var(--green); }
.tk-feats li.no { color:var(--muted); text-decoration:line-through; } .tk-feats li.no svg { color:var(--muted); text-decoration:none; }
.tk-price { font-family:var(--serif); font-weight:700; font-size:2.4rem; color:#fff; line-height:1; margin-top:auto; }
.tk-pricenote { font-size:.68rem; color:var(--muted-d); margin:8px 0 16px; }
.btn-soon { display:inline-flex; align-items:center; justify-content:center; gap:8px; width:100%; padding:13px; border-radius:100px;
  background:rgba(254,199,0,.14); color:var(--coral-soft); border:1px solid rgba(254,199,0,.45);
  font-family:var(--sans); font-weight:600; font-size:.85rem; letter-spacing:.04em; text-transform:uppercase; cursor:not-allowed; }

/* ---------- PROGRAM accordion ---------- */
.acc { display:flex; flex-direction:column; gap:14px; margin-top:40px; }
.acc-item { border-radius:16px; overflow:hidden; border:1.5px solid var(--line); background:var(--paper-2); transition:border-color .3s; }
.acc-head { width:100%; display:flex; align-items:center; gap:16px; padding:18px 22px; cursor:pointer; background:transparent; text-align:left; }
.acc-ic { width:44px; height:44px; flex:none; border-radius:50%; display:grid; place-items:center; font-family:var(--serif); font-weight:700; font-size:1rem; color:#fff; }
.acc-title { flex:1; display:flex; flex-direction:column; gap:3px; }
.acc-title b { font-family:var(--mono); font-size:.64rem; letter-spacing:.14em; color:var(--muted); }
.acc-sub { font-family:var(--serif); font-weight:700; font-size:1.08rem; color:var(--ink); line-height:1.15; }
.acc-meta { display:flex; align-items:center; gap:14px; }
.acc-count { font-size:.78rem; color:var(--muted); padding:6px 13px; border-radius:100px; white-space:nowrap; }
.acc-count b { color:var(--ink); font-weight:700; }
.chev { width:20px; height:20px; transition:transform .3s var(--ease); color:var(--muted); }
.acc-item.open .chev { transform:rotate(180deg); }
.acc-body { max-height:0; overflow:hidden; transition:max-height .45s var(--ease); }
.acc-item.open .acc-body { max-height:640px; }
.acc-date { font-family:var(--mono); font-size:.68rem; letter-spacing:.12em; color:var(--muted); padding:2px 22px 12px; }
.acc-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:10px; padding:0 22px 22px; }
.acc-pill { display:flex; align-items:center; gap:11px; background:#fff; border:1px solid var(--line); border-radius:11px; padding:11px 14px; }
.acc-pill .pt { font-family:var(--mono); font-size:.72rem; color:var(--red); font-weight:600; flex:none; }
.acc-pill .pn { font-size:.85rem; color:var(--ink); flex:1; line-height:1.25; }
.acc-pill .pr { font-family:var(--mono); font-size:.58rem; letter-spacing:.06em; color:var(--muted); background:var(--bone); padding:3px 6px; border-radius:5px; flex:none; }
.acc-item[data-track="1"] .acc-ic { background:var(--blue); }   .acc-item[data-track="1"] .acc-count { background:#eaf3fb; }
.acc-item[data-track="1"].open { border-color:#9cc6ec; }
.acc-item[data-track="2"] .acc-ic { background:var(--green); }  .acc-item[data-track="2"] .acc-count { background:#e6f6ec; }
.acc-item[data-track="2"].open { border-color:#9ad9b1; }
.acc-item[data-track="3"] .acc-ic { background:var(--red); }    .acc-item[data-track="3"] .acc-count { background:#ffe9ec; }
.acc-item[data-track="3"].open { border-color:#f4b3bd; }
@media (max-width:760px){ .acc-grid{ grid-template-columns:1fr 1fr; } .acc-sub{ font-size:.95rem; } }
@media (max-width:460px){ .acc-grid{ grid-template-columns:1fr; } .acc-count span{ display:none; } }

/* Instagram real embeds */
.ig-embed:empty { display:none; }
.ig-embed { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,320px)); gap:18px; justify-content:center; margin-bottom:10px; }
.ig-embed .instagram-media { min-width:0 !important; margin:0 !important; }

/* v4c — hero background video (revealed only when actually playing) */
.hero-yt { position:absolute; inset:0; opacity:0; transition:opacity .8s ease; pointer-events:none; z-index:0; }
.hero-video.playing .hero-yt { opacity:1; }
.hero-yt iframe { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:100vw; height:56.25vw; min-height:100%; min-width:177.78vh; border:0; }

/* v4d — tickets in G4 style (dark cards, eyebrow, icon, price block, soon button) */
.tk { background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.02)); border:1px solid rgba(255,255,255,.14); border-radius:18px; padding:26px 22px; }
.tk:hover { transform:translateY(-6px); border-color:var(--coral-soft); box-shadow:0 30px 56px -30px rgba(0,0,0,.65); }
.tk-eyebrow { display:block; font-family:var(--mono); font-size:.58rem; letter-spacing:.18em; text-transform:uppercase; color:var(--coral-soft); margin-bottom:16px; }
.tk-head { display:flex; align-items:center; gap:10px; margin-bottom:10px; }
.tk-head .ic { width:30px; height:30px; flex:none; color:var(--coral-soft); }
.tk-name { font-family:var(--serif); font-weight:700; font-size:1.1rem; color:#fff; line-height:1.15; }
.tk-desc { color:var(--muted-d); font-size:.82rem; line-height:1.45; margin:0 0 18px; min-height:2.5em; padding-bottom:16px; border-bottom:1px solid rgba(255,255,255,.1); }
.tk-feats { display:flex; flex-direction:column; gap:10px; margin-bottom:22px; }
.tk-feats li { display:flex; gap:9px; font-size:.82rem; color:#dce6f1; line-height:1.35; align-items:flex-start; }
.tk-feats li svg { width:15px; height:15px; flex:none; color:var(--green); margin-top:2px; }
.tk-priceblock { margin-top:auto; }
.tk-price { font-family:var(--serif); font-weight:700; font-size:2.5rem; color:#fff; line-height:1; }
.tk-price .cur { font-size:1.05rem; font-weight:600; color:var(--coral-soft); vertical-align:super; margin-right:3px; }
.tk-pricehint { font-family:var(--mono); font-size:.62rem; letter-spacing:.06em; text-transform:uppercase; color:var(--muted-d); margin:8px 0 16px; }
.tk-soon { width:100%; justify-content:center; background:rgba(255,255,255,.08); color:#fff; border:1px solid rgba(255,255,255,.22); box-shadow:none; cursor:default; letter-spacing:.04em; }
.tk-soon::after { content:""; }
.tk-buy { width:100%; justify-content:center; text-decoration:none; }

/* v4e — program accordion: colored bars per track (closer to reference) */
.acc-item { border-width:2px; }
.acc-head { padding:20px 24px; }
.acc-sub { font-size:1.18rem; }
.acc-item[data-track="1"] { border-color:#bcdcf5; } .acc-item[data-track="1"] .acc-head { background:linear-gradient(90deg,#eaf3fb,#ffffff 70%); }
.acc-item[data-track="2"] { border-color:#bfe6cd; } .acc-item[data-track="2"] .acc-head { background:linear-gradient(90deg,#e9f7ee,#ffffff 70%); }
.acc-item[data-track="3"] { border-color:#f6c7cf; } .acc-item[data-track="3"] .acc-head { background:linear-gradient(90deg,#ffeef1,#ffffff 70%); }
.acc-item[data-track="1"] .acc-count b { color:var(--blue); } .acc-item[data-track="2"] .acc-count b { color:var(--green); } .acc-item[data-track="3"] .acc-count b { color:var(--red); }

/* ============================================================
   v5 — tracks redesign, submission timeline, instagram 2-col
   ============================================================ */

/* divider label */
.glance-label { display:flex; align-items:center; gap:16px; justify-content:center; margin:38px 0 24px; }
.glance-label span { height:1px; flex:1; max-width:130px; background:rgba(255,255,255,.22); }
.glance-label b { font-family:var(--mono); font-weight:500; font-size:.66rem; letter-spacing:.2em; text-transform:uppercase; color:var(--coral-soft); }

/* track cards (reference style) */
.tracks-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-top:0; }
.trk { background:#fff; border:0; border-radius:18px; padding:26px 24px; display:flex; flex-direction:column; box-shadow:0 30px 60px -36px rgba(0,0,0,.55); }
.trk-top { display:flex; align-items:flex-start; justify-content:space-between; margin-bottom:10px; }
.trk-no { font-family:var(--mono); font-size:.66rem; letter-spacing:.16em; font-weight:600; }
.trk-ic { width:30px; height:30px; }
.trk-day { align-self:flex-start; font-family:var(--serif); font-weight:700; font-size:1.05rem; color:var(--ink); background:#fbe7c2; padding:5px 13px; border-radius:8px; margin-bottom:14px; }
.trk h3 { font-size:1.24rem; font-weight:700; color:var(--ink); text-transform:uppercase; line-height:1.14; margin-bottom:10px; letter-spacing:-.01em; }
.trk-desc { color:var(--muted); font-size:.88rem; line-height:1.4; margin-bottom:14px; }
.trk-bul { display:flex; flex-direction:column; gap:8px; margin-bottom:16px; }
.trk-bul li { position:relative; padding-left:16px; font-size:.88rem; color:#2c3e52; line-height:1.35; }
.trk-bul li::before { content:""; position:absolute; left:0; top:.5em; width:6px; height:6px; border-radius:50%; }
.trk .track-tags { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:18px; }
.trk .track-tags .tag { background:var(--bone); border:1px solid var(--line); color:var(--muted); font-size:.74rem; }
.trk-more { margin-top:auto; font-family:var(--mono); font-size:.7rem; letter-spacing:.12em; text-transform:uppercase; font-weight:600; color:var(--ink); border-top:1px solid var(--line); padding-top:15px; }
.trk-more:hover { color:var(--red); }
.trk[data-track="1"] .trk-no, .trk[data-track="1"] .trk-ic { color:var(--blue); }
.trk[data-track="1"] .trk-bul li::before { background:var(--blue); }
.trk[data-track="2"] .trk-no, .trk[data-track="2"] .trk-ic { color:var(--green); }
.trk[data-track="2"] .trk-bul li::before { background:var(--green); }
.trk[data-track="3"] .trk-no, .trk[data-track="3"] .trk-ic { color:var(--red); }
.trk[data-track="3"] .trk-bul li::before { background:var(--red); }
.trk-register { text-align:center; margin-top:32px; }
.trk-register .btn { background:var(--yellow); color:var(--ink); box-shadow:none; padding:15px 34px; font-size:1rem; }
.trk-register .btn:hover { background:#ffd64d; }
@media (max-width:860px){ .tracks-grid{ grid-template-columns:1fr; } }

/* submission timeline */
#trabalhos { position:relative; overflow:hidden; }
.subm-plexus { position:absolute; top:-20px; right:-40px; width:440px; height:300px; pointer-events:none; opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.4) 1.4px, transparent 1.6px); background-size:26px 26px;
  -webkit-mask-image:radial-gradient(60% 70% at 80% 20%, #000, transparent 72%);
  mask-image:radial-gradient(60% 70% at 80% 20%, #000, transparent 72%); }
.subm-timeline { list-style:none; display:grid; grid-template-columns:repeat(4,1fr); gap:0; position:relative; margin:38px 0 34px; z-index:1; }
.subm-timeline::before { content:""; position:absolute; top:18px; left:6%; right:6%; height:2px; background:rgba(255,255,255,.2); }
.tl-step { position:relative; z-index:1; padding-right:20px; }
.tl-num { display:grid; place-items:center; width:38px; height:38px; border-radius:50%; border:2px solid var(--coral-soft); color:var(--coral-soft); background:var(--petrol); font-family:var(--mono); font-weight:600; font-size:.9rem; margin-bottom:16px; }
.tl-ic { width:20px; height:20px; color:var(--coral-soft); display:block; margin-bottom:8px; }
.tl-step h4 { color:#fff; font-size:.96rem; font-weight:600; line-height:1.25; margin-bottom:5px; }
.tl-date { font-family:var(--mono); font-size:.72rem; letter-spacing:.04em; color:var(--muted-d); }
.subm-h { color:#fff; font-size:1.05rem; font-weight:700; margin:26px 0 12px; }
.subm-req { font-size:1rem; color:var(--muted-d); }
#trabalhos .areas .tag { background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.2); color:#dce6f1; }
@media (max-width:760px){
  .subm-timeline{ grid-template-columns:1fr 1fr; gap:26px 0; }
  .subm-timeline::before{ display:none; }
}
@media (max-width:420px){ .subm-timeline{ grid-template-columns:1fr; } }

/* instagram two-column */
.ig-layout { display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center; }
.ig-copy .ig-cta { margin-top:24px; }
.ig-embed-wrap { display:flex; justify-content:center; }
.ig-embed { width:100%; max-width:420px; }
.ig-embed-wrap .ig-grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; max-width:420px; }
.ig-embed-wrap .ig-cell { aspect-ratio:1; border-radius:14px; overflow:hidden; }
.ig-embed-wrap .ig-cell img { width:100%; height:100%; object-fit:cover; }
@media (max-width:860px){ .ig-layout{ grid-template-columns:1fr; gap:30px; } .ig-embed,.ig-embed-wrap .ig-grid{ margin:0 auto; } }

/* v6 — submission protocol code + status checker */
.subm-code { margin-top:22px; padding:18px 20px; border:1px dashed var(--coral-soft); border-radius:14px; background:rgba(254,199,0,.08); display:flex; flex-direction:column; gap:6px; align-items:center; }
.subm-code-lbl { font-family:var(--mono); font-size:.62rem; letter-spacing:.14em; text-transform:uppercase; color:var(--coral-soft); }
.subm-code b { font-family:var(--mono); font-size:1.5rem; letter-spacing:.06em; color:#fff; }
.subm-code-hint { font-size:.78rem; color:var(--muted-d); text-align:center; }
.status-result { margin-top:16px; padding:14px 16px; border-radius:12px; font-size:.92rem; line-height:1.45; display:none; }
.status-result.ok { display:block; background:rgba(0,166,62,.14); border:1px solid rgba(0,166,62,.4); color:#d7f5e2; }
.status-result.ok b { color:#fff; font-family:var(--mono); letter-spacing:.04em; }
.status-result.err { display:block; background:rgba(255,0,42,.12); border:1px solid rgba(255,0,42,.4); color:#ffd3da; }

/* v7 — committee photos, speaker flags, SBMR */
.cmte-photo { overflow:hidden; }
.cmte-photo img { width:100%; height:100%; object-fit:cover; border-radius:50%; }
.spk-flag { width:24px; height:18px; border-radius:3px; object-fit:cover; margin-right:9px; vertical-align:-3px; box-shadow:0 0 0 1px rgba(255,255,255,.3); flex:none; }
.spk-info h3 { display:flex; align-items:center; flex-wrap:wrap; }

/* v8 — small corner flag badge */
.spk-info h3 { display:block; }
.spk-flag-c { position:absolute; top:10px; right:10px; z-index:3; width:34px; height:25px; border-radius:5px; overflow:hidden; box-shadow:0 2px 8px rgba(0,0,0,.4), 0 0 0 1px rgba(255,255,255,.45); }
.spk-flag-c img { width:100%; height:100%; object-fit:cover; display:block; }

/* v9 — radio fix, file upload, status timeline, acknowledgment */
.radio-row label{ color:#EAF1F8; } .radio-row label span{ color:inherit; }
#subm-files{ width:100%; color:#EAF1F8; font-size:.86rem; padding:10px 12px; border:1px dashed rgba(255,255,255,.28); border-radius:10px; background:rgba(255,255,255,.04); cursor:pointer; }
#subm-files::file-selector-button{ background:var(--yellow); color:#04243F; border:0; border-radius:8px; padding:8px 14px; font-weight:600; margin-right:12px; cursor:pointer; }
.filelist{ margin-top:10px; display:flex; flex-direction:column; gap:6px; }
.filelist .fitem{ display:flex; justify-content:space-between; gap:10px; font-size:.8rem; color:#CFE0F0; background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.12); border-radius:8px; padding:7px 11px; }
.filelist .fitem.bad{ border-color:rgba(255,0,42,.5); color:#ffd3da; }
.filelist .fitem .sz{ font-family:var(--mono); opacity:.8; flex:none; }
/* status timeline */
.status-track{ list-style:none; margin:16px 0 0; padding:0; display:flex; flex-direction:column; gap:0; }
.status-track li{ position:relative; padding:0 0 18px 30px; color:#AEC4DA; font-size:.9rem; }
.status-track li:last-child{ padding-bottom:0; }
.status-track li::before{ content:""; position:absolute; left:6px; top:3px; width:12px; height:12px; border-radius:50%; background:#1c3a57; border:2px solid #2c4a68; }
.status-track li::after{ content:""; position:absolute; left:11px; top:17px; bottom:-1px; width:2px; background:#2c4a68; }
.status-track li:last-child::after{ display:none; }
.status-track li.done{ color:#d7f5e2; } .status-track li.done::before{ background:var(--green); border-color:var(--green); }
.status-track li.active{ color:#fff; font-weight:600; } .status-track li.active::before{ background:var(--yellow); border-color:var(--yellow); box-shadow:0 0 0 4px rgba(254,199,0,.18); }
.status-track li b{ display:block; } .status-track li small{ color:#8FA8C2; font-weight:400; }
/* acknowledgment */
#agradecimento .ack-grid{ display:grid; grid-template-columns:1fr 1fr; gap:22px; margin-top:38px; }
.ack-card{ background:linear-gradient(160deg,#06304F,#04243F); border:1px solid var(--line-d); border-radius:20px; padding:34px 26px; text-align:center; display:flex; flex-direction:column; align-items:center; }
.ack-card .ack-photo{ width:132px; height:132px; border-radius:50%; overflow:hidden; border:3px solid rgba(254,199,0,.5); margin-bottom:18px; }
.ack-card .ack-photo img{ width:100%; height:100%; object-fit:cover; }
.ack-card h3{ color:#fff; font-size:1.3rem; margin:0 0 4px; }
.ack-card .ack-org{ height:46px; margin:14px 0 8px; display:flex; align-items:center; justify-content:center; }
.ack-card .ack-org img{ max-height:46px; max-width:150px; background:#fff; padding:6px 10px; border-radius:8px; }
.ack-card .ack-country{ font-family:var(--mono); font-size:.74rem; letter-spacing:.1em; color:var(--coral-soft); text-transform:uppercase; display:flex; align-items:center; gap:8px; }
.ack-card .ack-country img{ width:26px; height:19px; border-radius:3px; box-shadow:0 0 0 1px rgba(255,255,255,.3); }
@media (max-width:680px){ #agradecimento .ack-grid{ grid-template-columns:1fr; } }

/* v10 — invitation badge generator */
.badge-wrap{ display:grid; grid-template-columns:320px 1fr; gap:34px; margin-top:38px; align-items:start; }
.badge-controls{ display:flex; flex-direction:column; gap:14px; }
.badge-controls .fld{ gap:6px; }
.badge-controls label{ font-size:.82rem; color:var(--muted); }
.badge-file{ display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:14px 18px; border:1px dashed var(--line); border-radius:12px; background:var(--bone); cursor:pointer; font-weight:600; color:var(--ink); transition:.2s; }
.badge-file:hover{ border-color:var(--teal); background:#fff; }
.badge-file input{ display:none; }
.badge-controls input[type=range]{ width:100%; accent-color:var(--teal); }
.badge-controls input[type=text]{ width:100%; padding:11px 14px; border:1px solid var(--line); border-radius:10px; font:inherit; }
.badge-preview{ position:relative; }
#badge-canvas{ width:100%; max-width:520px; aspect-ratio:1/1; border-radius:20px; box-shadow:0 24px 60px rgba(4,36,63,.28); display:block; margin:0 auto; cursor:grab; touch-action:none; }
#badge-canvas:active{ cursor:grabbing; }
@media (max-width:820px){ .badge-wrap{ grid-template-columns:1fr; } }