/* ============================================================
   TRANSCENDER ACADEMIA — sistema visual
   Escuro cosmico, geometria sagrada, dourado + violeta
   ============================================================ */

:root {
  --void: #05040c;
  --void-2: #0a0818;
  --ink: #100d20;
  --ink-2: #171331;
  --line: rgba(180, 168, 255, 0.14);
  --line-strong: rgba(180, 168, 255, 0.28);

  --text: #ece9ff;
  --text-dim: #b3add4;
  --text-faint: #7d77a3;

  --violet: #8b7cff;
  --violet-deep: #5b3fd8;
  --cyan: #6fe3ff;
  --gold: #e8c66a;
  --gold-soft: #f6e3b0;
  --rose: #ff8ec7;

  --glow-violet: rgba(139, 124, 255, 0.35);
  --glow-gold: rgba(232, 198, 106, 0.28);

  --radius: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.9);
  --max: 1180px;

  --font-display: "Cormorant Garamond", "Marcellus", Georgia, serif;
  --font-body: "Manrope", "Inter", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--void);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

/* ---------- camadas cosmicas ---------- */

.cosmos { position: fixed; inset: 0; z-index: -3; pointer-events: none; }
.cosmos::before,
.cosmos::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
}
.cosmos::before {
  width: 60vw; height: 60vw; top: -18vw; left: -12vw;
  background: radial-gradient(circle, rgba(91, 63, 216, 0.55), transparent 65%);
  animation: drift 26s ease-in-out infinite alternate;
}
.cosmos::after {
  width: 52vw; height: 52vw; bottom: -20vw; right: -14vw;
  background: radial-gradient(circle, rgba(111, 227, 255, 0.28), transparent 65%);
  animation: drift 34s ease-in-out infinite alternate-reverse;
}
.cosmos-2 {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(232, 198, 106, 0.10), transparent 60%),
    radial-gradient(900px 600px at 10% 110%, rgba(255, 142, 199, 0.08), transparent 60%);
}
#stars { position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.75; }
.grain {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(4vw, 6vh, 0) scale(1.15); }
}

/* ---------- estrutura ---------- */

.shell { position: relative; z-index: 1; }
.wrap { width: min(var(--max), calc(100% - 2.5rem)); margin-inline: auto; }
section { padding: clamp(3.5rem, 8vw, 7rem) 0; }
.section-head { max-width: 720px; margin-bottom: 2.5rem; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .74rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 1rem;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold)); }

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 .6em;
}
h1 { font-size: clamp(2.6rem, 6.2vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: clamp(1.25rem, 2.2vw, 1.6rem); }
p { margin: 0 0 1.1em; color: var(--text-dim); }
.lead { font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: var(--text-dim); }
.muted { color: var(--text-faint); }
.gold { color: var(--gold); }

/* ---------- header ---------- */

.topbar {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, rgba(5, 4, 12, 0.92), rgba(5, 4, 12, 0.55));
  border-bottom: 1px solid var(--line);
}
.topbar-in { display: flex; align-items: center; gap: 1.5rem; padding: .85rem 0; }
.brand { display: flex; align-items: center; gap: .8rem; }
.brand img { height: 44px; width: auto; filter: drop-shadow(0 0 14px var(--glow-violet)); }
.brand b { font-family: var(--font-display); font-size: 1.35rem; letter-spacing: .04em; display: block; line-height: 1; }
.brand span { font-size: .68rem; letter-spacing: .26em; text-transform: uppercase; color: var(--text-faint); }

.nav { display: flex; gap: .3rem; margin-left: auto; align-items: center; }
.nav a {
  padding: .55rem .85rem; border-radius: var(--radius-pill);
  font-size: .9rem; color: var(--text-dim); transition: .25s;
  border: 1px solid transparent;
}
.nav a:hover { color: var(--text); background: rgba(139, 124, 255, 0.1); }
.nav a.on { color: var(--gold); border-color: rgba(232, 198, 106, 0.3); }
.nav .cta { margin-left: .5rem; }

.burger { display: none; background: none; border: 1px solid var(--line); border-radius: 12px; padding: .5rem .7rem; color: var(--text); }

@media (max-width: 900px) {
  .burger { display: block; margin-left: auto; }
  .nav {
    position: absolute; inset: 100% 0 auto 0; flex-direction: column; align-items: stretch;
    background: rgba(8, 6, 18, 0.97); border-bottom: 1px solid var(--line);
    padding: 1rem 1.25rem 1.4rem; display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: .8rem .4rem; }
  .nav .cta { margin: .6rem 0 0; text-align: center; }
}

/* ---------- botoes ---------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .8rem 1.5rem; border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong); background: rgba(139, 124, 255, 0.12);
  color: var(--text); font-size: .92rem; font-weight: 600; letter-spacing: .01em;
  transition: transform .25s, box-shadow .25s, background .25s, border-color .25s;
}
.btn:hover { transform: translateY(-2px); background: rgba(139, 124, 255, 0.22); box-shadow: 0 16px 40px -22px var(--glow-violet); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), #c99b3d);
  color: #1b1405; border-color: transparent;
}
.btn-gold:hover { background: linear-gradient(135deg, var(--gold-soft), var(--gold)); box-shadow: 0 18px 46px -20px var(--glow-gold); }
.btn-ghost { background: transparent; }
.btn-sm { padding: .5rem .95rem; font-size: .82rem; }
.btn-danger { border-color: rgba(255, 120, 140, 0.4); color: #ff9fb0; background: rgba(255, 120, 140, 0.08); }
.btn-row { display: flex; flex-wrap: wrap; gap: .7rem; }

/* ---------- hero ---------- */

.hero { position: relative; padding-top: clamp(3rem, 7vw, 6rem); padding-bottom: clamp(4rem, 9vw, 8rem); }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
@media (max-width: 940px) { .hero-grid { grid-template-columns: 1fr; } }

.hero h1 { margin-bottom: 1.2rem; }
.hero h1 em { font-style: italic; color: var(--gold); }

.sigil { position: relative; display: grid; place-items: center; aspect-ratio: 1; }
.sigil img { position: absolute; inset: 0; margin: auto; width: 100%; height: 100%; object-fit: contain; }
.sigil .cube { animation: spin 90s linear infinite; opacity: .5; }
.sigil .flower { width: 62% !important; height: 62% !important; animation: spin 140s linear infinite reverse; opacity: .45; }
.sigil .halo {
  position: absolute; inset: 12%; border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 198, 106, 0.16), transparent 62%);
  animation: pulse 9s ease-in-out infinite;
}
.sigil .portrait {
  position: relative; width: 52%; border-radius: 50%;
  border: 1px solid rgba(232, 198, 106, 0.35);
  box-shadow: 0 0 0 12px rgba(139, 124, 255, 0.06), 0 40px 90px -40px rgba(0, 0, 0, 0.9);
  object-fit: cover; aspect-ratio: 3/4;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: .5; transform: scale(1); } 50% { opacity: 1; transform: scale(1.06); } }

/* ---------- cartoes ---------- */

.grid { display: grid; gap: 1.25rem; }
.split { display: grid; grid-template-columns: 1.45fr .8fr; gap: 2rem; align-items: start; }
.split-even { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.brand-text { display: block; }
@media (max-width: 900px) { .split, .split-even { grid-template-columns: 1fr; } }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.card {
  position: relative; border-radius: var(--radius-lg); padding: 1.75rem;
  background: linear-gradient(160deg, rgba(23, 19, 49, 0.85), rgba(10, 8, 24, 0.75));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform .35s, border-color .35s, box-shadow .35s;
}
.card::after {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none;
  background: linear-gradient(140deg, rgba(232, 198, 106, 0.25), transparent 40%, transparent 65%, rgba(139, 124, 255, 0.25));
  opacity: 0; transition: opacity .35s;
  -webkit-mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
  -webkit-mask-composite: xor; mask-composite: exclude; padding: 1px;
}
.card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.card:hover::after { opacity: 1; }
.card h3 { margin-bottom: .4rem; }
.card p:last-child { margin-bottom: 0; }

.cover { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16/10; border: 1px solid var(--line); }
.cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.card:hover .cover img { transform: scale(1.06); }
.cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(5, 4, 12, 0.85)); }
.cover .cover-tag { position: absolute; z-index: 2; left: 1rem; bottom: 1rem; }

.chip {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .3rem .75rem; border-radius: var(--radius-pill);
  font-size: .72rem; letter-spacing: .1em; text-transform: uppercase;
  border: 1px solid var(--line-strong); background: rgba(139, 124, 255, 0.1); color: var(--text-dim);
}
.chip-gold { border-color: rgba(232, 198, 106, 0.4); color: var(--gold); background: rgba(232, 198, 106, 0.08); }
.chip-cyan { border-color: rgba(111, 227, 255, 0.35); color: var(--cyan); background: rgba(111, 227, 255, 0.08); }

.price { font-family: var(--font-display); font-size: 1.7rem; color: var(--gold); }
.price s { font-size: 1rem; color: var(--text-faint); margin-right: .5rem; }

/* ---------- citacao ---------- */

.quote {
  position: relative; text-align: center; padding: clamp(2.5rem, 6vw, 4.5rem) 1rem;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.quote blockquote {
  margin: 0 auto; max-width: 820px; font-family: var(--font-display); font-style: italic;
  font-size: clamp(1.4rem, 3.2vw, 2.3rem); line-height: 1.35; color: var(--text);
}
.quote cite { display: block; margin-top: 1.5rem; font-style: normal; font-size: .78rem; letter-spacing: .24em; text-transform: uppercase; color: var(--gold); }

/* ---------- listas de aulas ---------- */

.lessons { display: grid; gap: .75rem; }
.lesson {
  display: flex; align-items: center; gap: 1rem; padding: 1rem 1.25rem;
  border-radius: var(--radius); border: 1px solid var(--line);
  background: rgba(16, 13, 32, 0.6); transition: .25s;
}
.lesson:hover { border-color: var(--line-strong); background: rgba(23, 19, 49, 0.8); }
.lesson .ico {
  width: 42px; height: 42px; flex: none; border-radius: 12px; display: grid; place-items: center;
  background: rgba(139, 124, 255, 0.14); border: 1px solid var(--line); font-size: 1.05rem;
}
.lesson .meta { margin-left: auto; font-size: .78rem; color: var(--text-faint); white-space: nowrap; }
.lesson.locked { opacity: .55; }

/* ---------- formularios ---------- */

.field { display: grid; gap: .4rem; margin-bottom: 1rem; }
.field label { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-faint); }
.input, input[type="text"], input[type="email"], input[type="password"], input[type="number"],
input[type="url"], input[type="tel"], textarea, select {
  width: 100%; padding: .8rem 1rem; border-radius: 14px;
  background: rgba(5, 4, 12, 0.65); border: 1px solid var(--line); color: var(--text);
  font: inherit; transition: border-color .2s, box-shadow .2s;
}
textarea { min-height: 140px; resize: vertical; }
.input:focus, input:focus, textarea:focus, select:focus {
  outline: none; border-color: rgba(232, 198, 106, 0.5); box-shadow: 0 0 0 4px rgba(139, 124, 255, 0.12);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.panel {
  border-radius: var(--radius-lg); border: 1px solid var(--line); padding: clamp(1.5rem, 4vw, 2.25rem);
  background: linear-gradient(160deg, rgba(23, 19, 49, 0.8), rgba(10, 8, 24, 0.7)); box-shadow: var(--shadow);
}
.narrow { max-width: 520px; margin-inline: auto; }

.flash {
  border-radius: 14px; padding: .9rem 1.15rem; margin-bottom: 1.25rem;
  border: 1px solid var(--line-strong); font-size: .92rem;
}
.flash.sucesso { border-color: rgba(111, 227, 255, 0.4); background: rgba(111, 227, 255, 0.08); color: var(--cyan); }
.flash.erro { border-color: rgba(255, 120, 140, 0.4); background: rgba(255, 120, 140, 0.08); color: #ffa8b6; }
.flash.aviso { border-color: rgba(232, 198, 106, 0.4); background: rgba(232, 198, 106, 0.08); color: var(--gold-soft); }

/* ---------- rodape ---------- */

footer { border-top: 1px solid var(--line); padding: 3rem 0 2rem; background: rgba(5, 4, 12, 0.6); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
@media (max-width: 800px) { .foot-grid { grid-template-columns: 1fr; } }
.foot-links { display: grid; gap: .5rem; color: var(--text-dim); font-size: .92rem; }
.foot-links a:hover { color: var(--gold); }
.social { display: flex; gap: .6rem; margin-top: 1rem; }
.social a {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  border: 1px solid var(--line-strong); transition: .25s; font-size: .8rem; letter-spacing: .04em;
}
.social a:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.legal { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); font-size: .78rem; color: var(--text-faint); }

/* ---------- reveal ---------- */

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s ease, transform .9s cubic-bezier(.2, .7, .2, 1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- painel admin ---------- */

.admin-body { background: #07060f; }
.admin-top {
  position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 1rem;
  padding: .8rem 1.5rem; border-bottom: 1px solid var(--line);
  background: rgba(7, 6, 15, 0.92); backdrop-filter: blur(14px);
}
.admin-top nav { display: flex; gap: .25rem; margin-left: 1rem; flex-wrap: wrap; }
.admin-top nav a { padding: .45rem .8rem; border-radius: var(--radius-pill); font-size: .85rem; color: var(--text-dim); }
.admin-top nav a.on, .admin-top nav a:hover { background: rgba(139, 124, 255, 0.14); color: var(--text); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.stat { padding: 1.25rem; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(16, 13, 32, 0.7); }
.stat b { display: block; font-family: var(--font-display); font-size: 2.2rem; color: var(--gold); line-height: 1; }
.stat span { font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-faint); }

table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .7rem .6rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-faint); }
tr:hover td { background: rgba(139, 124, 255, 0.05); }

.pill { padding: .2rem .6rem; border-radius: var(--radius-pill); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.pill.ok { background: rgba(111, 227, 255, 0.12); color: var(--cyan); }
.pill.wait { background: rgba(232, 198, 106, 0.12); color: var(--gold); }
.pill.no { background: rgba(255, 120, 140, 0.12); color: #ff9fb0; }
.pill.draft { background: rgba(180, 168, 255, 0.12); color: var(--text-dim); }

.inline-form { display: inline; }
.admin-section { padding: 2rem 1.5rem 4rem; }
.admin-section h2 { margin-top: 0; }
.subtle-box { border: 1px dashed var(--line-strong); border-radius: var(--radius); padding: 1.25rem; margin-bottom: 1.5rem; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
@media (max-width: 700px) { .row-2 { grid-template-columns: 1fr; } }

/* ---------- player ---------- */

.player { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: #000; }
.player iframe, .player video { width: 100%; display: block; }
.player iframe { width: 100%; aspect-ratio: 16/9; border: 0; }
.player video, .player audio { width: 100%; display: block; }
.player img { width: 100%; max-height: 70vh; object-fit: contain; background: #000; }
.player iframe.pdf { width: 100%; height: 78vh; border: 0; background: #fff; }

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