/* ============================================================
   Escola de Música Alvo - design system
   Conceito: "alvo" (mira, precisão, bullseye) como motivo visual.
   Serifada expressiva (Fraunces) + grotesca geométrica (Space Grotesk).
   ============================================================ */

:root{
  --ink: #15120d;
  --ink-soft: #1f1a13;
  --ink-line: rgba(246,238,225,.14);
  --cream: #f7efe1;
  --cream-dim: #cfc2a8;
  --gold: #dba646;
  --gold-soft: #f0c76b;
  --rust: #a04726;
  --rust-dark: #7d3419;
  --text-dark: #1c1712;
  --text-muted: #5c5346;
  --paper: #fbf6ec;
  --paper-line: #e7dcc7;
  --ok: #3f7d5c;

  --serif: "Fraunces", "Iowan Old Style", "Georgia", serif;
  --sans: "Space Grotesk", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container: 1180px;
  --radius: 18px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: hidden; max-width: 100%; }
body{
  margin: 0;
  font-family: var(--sans);
  background: var(--paper);
  color: var(--text-dark);
  line-height: 1.55;
  overflow-x: hidden;
  max-width: 100%;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4{ font-family: var(--serif); margin: 0; font-weight: 600; letter-spacing: -0.01em; }
p{ margin: 0; }
button{ font-family: inherit; }

.container{ max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section{ padding: 96px 0; position: relative; }
@media (max-width: 720px){ .section{ padding: 64px 0; } }

.eyebrow{
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--rust);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before{
  content: "";
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--rust);
  box-shadow: 0 0 0 3px rgba(160,71,38,.18);
}
.section--dark .eyebrow{ color: var(--gold-soft); }
.section--dark .eyebrow::before{ background: var(--gold-soft); box-shadow: 0 0 0 3px rgba(219,166,70,.22); }

/* ---------- Botões ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn--primary{ background: var(--rust); color: var(--cream); box-shadow: 0 10px 24px -8px rgba(160,71,38,.55); }
.btn--primary:hover{ background: var(--rust-dark); }
.btn--ghost-dark{ border-color: var(--ink-line); color: var(--cream); }
.btn--ghost-dark:hover{ border-color: var(--gold-soft); color: var(--gold-soft); }
.btn--ghost-light{ border-color: var(--paper-line); color: var(--text-dark); }
.btn--ghost-light:hover{ border-color: var(--rust); color: var(--rust); }
.btn svg{ width: 18px; height: 18px; flex-shrink: 0; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top: 0; z-index: 40;
  background: rgba(21,18,13,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ink-line);
}
.site-header .container{
  display: flex; align-items: center; justify-content: space-between;
  height: 84px;
}
.brand{ display: flex; align-items: center; gap: 12px; color: var(--cream); }
.brand-mark{ width: 40px; height: 40px; flex-shrink: 0; }
.brand-word{ font-family: var(--serif); font-size: 21px; font-weight: 700; letter-spacing: -.01em; line-height: 1; }
.brand-sub{ display: block; font-family: var(--sans); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--cream-dim); margin-top: 3px; }

.main-nav{ display: flex; align-items: center; gap: 32px; }
.main-nav a{
  color: var(--cream-dim); font-size: 14px; font-weight: 500;
  transition: color .15s ease;
}
.main-nav a:hover{ color: var(--cream); }
.nav-cta{ display: flex; align-items: center; gap: 18px; }
.nav-toggle{ display: none; }

@media (max-width: 880px){
  .main-nav{ display: none; }
  .nav-cta .btn span{ display: none; }
  .nav-cta .btn{ padding: 14px; }
}

/* ---------- Hero ---------- */
.hero{
  background: var(--ink);
  color: var(--cream);
  position: relative;
  overflow: hidden;
  padding: 88px 0 110px;
}
.hero .container{
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 940px){
  .hero .container{ grid-template-columns: 1fr; }
}

.hero-rating{
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(246,238,225,.08);
  border: 1px solid var(--ink-line);
  padding: 8px 16px 8px 8px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--cream-dim);
  margin-top: 22px;
}
.hero-rating strong{ color: var(--cream); }
.hero-rating .stars{ color: var(--gold-soft); letter-spacing: 1px; }

.hero h1{
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1.02;
  margin-top: 20px;
  color: var(--cream);
}
.hero h1 em{
  font-style: italic;
  color: var(--gold-soft);
}
.hero p.lede{
  font-size: 19px;
  color: var(--cream-dim);
  max-width: 46ch;
  margin-top: 24px;
}
.hero-actions{ display: flex; gap: 16px; flex-wrap: wrap; margin-top: 36px; }

.hero-instruments{
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 40px;
}
.hero-instruments span{
  font-size: 12.5px; font-weight: 600; letter-spacing: .04em;
  padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--ink-line); color: var(--cream-dim);
}

/* Bullseye graphic */
.hero-target{
  position: relative;
  aspect-ratio: 1;
  max-width: 460px;
  margin: 0 auto;
}
.hero-target svg{ width: 100%; height: 100%; }
.hero-target .ring-spin{ animation: spin 60s linear infinite; transform-origin: center; }
.hero-target .ring-spin-rev{ animation: spin-rev 46s linear infinite; transform-origin: center; }
@keyframes spin{ from{ transform: rotate(0deg);} to{ transform: rotate(360deg);} }
@keyframes spin-rev{ from{ transform: rotate(0deg);} to{ transform: rotate(-360deg);} }
@media (prefers-reduced-motion: reduce){
  .hero-target .ring-spin, .hero-target .ring-spin-rev{ animation: none; }
}

.hero-bg-rings{
  position: absolute; inset: -10% -10% auto auto;
  width: 720px; height: 720px;
  opacity: .3;
  pointer-events: none;
}
@media (max-width: 940px){ .hero-bg-rings{ width: 420px; height: 420px; } }

/* ---------- Marquee de confiança (loop infinito real) ---------- */
.trust-strip{
  background: var(--rust);
  color: var(--cream);
  overflow: hidden;
  white-space: nowrap;
  border-bottom: 1px solid rgba(0,0,0,.08);
}
.trust-strip .track{
  display: inline-flex;
  width: max-content;
  animation: marquee 34s linear infinite;
  padding: 14px 0;
}
.trust-strip .track:hover{ animation-play-state: paused; }
.trust-strip .track-group{ display: inline-flex; flex-shrink: 0; }
.trust-strip span{
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  padding: 0 28px;
  display: inline-flex;
  align-items: center;
  gap: 28px;
  flex-shrink: 0;
}
.trust-strip span::after{ content: "◎"; opacity: .6; font-style: normal; }
@keyframes marquee{ from{ transform: translateX(0);} to{ transform: translateX(-50%);} }
@media (prefers-reduced-motion: reduce){ .trust-strip .track{ animation: none; } }

/* ---------- Sobre o professor ---------- */
.about{
  background: var(--paper);
}
.about .container{
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
@media (max-width: 900px){ .about .container{ grid-template-columns: 1fr; gap: 40px; } }

.about-portrait{
  position: relative;
  border-radius: var(--radius);
  background: var(--ink);
  aspect-ratio: 4/5;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.about-portrait img{
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transition: transform .7s cubic-bezier(.2,.8,.2,1);
}
.about-portrait:hover img{ transform: scale(1.05); }
.about-portrait::after{
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(21,18,13,0) 45%, rgba(21,18,13,.82) 100%);
  pointer-events: none;
}
.about-portrait svg{ width: 62%; }
.about-portrait .tag{
  position: absolute; z-index: 1; bottom: 20px; left: 20px; right: 20px;
  background: rgba(21,18,13,.72);
  backdrop-filter: blur(6px);
  border: 1px solid var(--ink-line);
  color: var(--cream);
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 13.5px;
}
.about-portrait .tag strong{ color: var(--gold-soft); display: block; font-family: var(--serif); font-size: 16px; margin-bottom: 2px; }

.about h2{ font-size: clamp(30px, 4vw, 44px); color: var(--text-dark); }
.about .lede{ font-size: 18px; color: var(--text-muted); margin-top: 18px; max-width: 58ch; }
.about-facts{ display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 36px; }
@media (max-width: 560px){ .about-facts{ grid-template-columns: 1fr 1fr; } }
.about-facts div{ border-top: 2px solid var(--rust); padding-top: 10px; }
.about-facts strong{ display: block; font-family: var(--serif); font-size: 26px; color: var(--text-dark); }
.about-facts span{ font-size: 13px; color: var(--text-muted); }

/* ---------- Cursos ---------- */
.courses{ background: var(--ink); color: var(--cream); }
.courses-head{ max-width: 640px; }
.courses-head h2{ color: var(--cream); font-size: clamp(30px, 4vw, 44px); margin-top: 16px; }
.courses-head p{ color: var(--cream-dim); font-size: 17px; margin-top: 16px; }

.course-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--ink-line);
  margin-top: 48px;
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  overflow: hidden;
}
@media (max-width: 880px){ .course-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .course-grid{ grid-template-columns: 1fr; } }

.course-card{
  background: var(--ink-soft);
  transition: background .2s ease, transform .3s ease;
}
.course-card:hover{ background: #241d14; transform: translateY(-4px); }
.course-card .body{ padding: 22px 28px 30px; }
.course-card .icon{ width: 32px; height: 32px; margin: 4px 0 4px; color: var(--gold-soft); }
.course-card h3{ font-size: 22px; color: var(--cream); }
.course-card p{ font-size: 14.5px; color: var(--cream-dim); margin-top: 10px; }
.course-card .mode{
  display: inline-block; margin-top: 16px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink); background: var(--gold-soft);
  padding: 5px 10px; border-radius: 999px;
}
.course-card .media{
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}
.course-card .media img{
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2,.8,.2,1);
}
.course-card:hover .media img{ transform: scale(1.08); }
.course-card .media::after{
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(21,18,13,0) 55%, rgba(21,18,13,.92) 100%);
}
.course-card .media .num{
  position: absolute; z-index: 1; top: 14px; left: 16px;
  font-family: var(--serif); font-size: 13px; color: var(--gold-soft); font-weight: 600;
}

/* ---------- Como funciona ---------- */
.how{ background: var(--paper); }
.how .container{ display: grid; grid-template-columns: 1fr; gap: 40px; }
.how-head{ max-width: 640px; }
.how-head h2{ font-size: clamp(30px, 4vw, 44px); }
.how-head p{ color: var(--text-muted); font-size: 17px; margin-top: 16px; }

.how-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 12px; }
@media (max-width: 780px){ .how-grid{ grid-template-columns: 1fr; } }
.how-card{
  background: var(--cream);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 34px;
}
.how-card .icon{ width: 34px; height: 34px; color: var(--rust); }
.how-card h3{ font-size: 24px; margin-top: 18px; color: var(--text-dark); }
.how-card ul{ margin-top: 18px; display: flex; flex-direction: column; gap: 12px; }
.how-card li{ display: flex; gap: 10px; font-size: 15px; color: var(--text-muted); }
.how-card li svg{ width: 18px; height: 18px; color: var(--ok); flex-shrink: 0; margin-top: 3px; }

/* ---------- Depoimentos ---------- */
.reviews{ background: var(--ink); color: var(--cream); }
.reviews-head{ display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.reviews-head h2{ color: var(--cream); font-size: clamp(28px, 4vw, 40px); margin-top: 16px; }
.reviews-score{
  display: flex; align-items: center; gap: 14px;
  background: var(--ink-soft); border: 1px solid var(--ink-line);
  border-radius: 14px; padding: 16px 22px;
}
.reviews-score .num{ font-family: var(--serif); font-size: 34px; color: var(--gold-soft); }
.reviews-score .stars{ color: var(--gold-soft); font-size: 14px; }
.reviews-score .lbl{ font-size: 12.5px; color: var(--cream-dim); }

.review-grid{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 44px; }
@media (max-width: 780px){ .review-grid{ grid-template-columns: 1fr; } }
.review-card{
  background: var(--ink-soft); border: 1px solid var(--ink-line);
  border-radius: var(--radius); padding: 30px;
}
.review-card .stars{ color: var(--gold-soft); font-size: 14px; letter-spacing: 2px; }
.review-card blockquote{ margin: 16px 0 0; font-family: var(--serif); font-size: 21px; font-style: italic; color: var(--cream); line-height: 1.35; }
.review-card cite{ display: block; margin-top: 16px; font-style: normal; font-size: 13px; color: var(--cream-dim); }

/* ---------- FAQ ---------- */
.faq{ background: var(--paper); }
.faq .container{ max-width: 860px; }
.faq-head h2{ font-size: clamp(30px, 4vw, 44px); }
.faq-list{ margin-top: 40px; display: flex; flex-direction: column; gap: 1px; background: var(--paper-line); border: 1px solid var(--paper-line); border-radius: var(--radius); overflow: hidden; }
.faq-item{ background: var(--cream); }
.faq-item summary{
  cursor: pointer; list-style: none;
  padding: 24px 28px; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  font-family: var(--serif); font-size: 19px; color: var(--text-dark);
}
.faq-item summary::-webkit-details-marker{ display: none; }
.faq-item summary .plus{
  width: 28px; height: 28px; border-radius: 50%; border: 1.5px solid var(--rust); color: var(--rust);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 18px; transition: transform .2s ease;
}
.faq-item[open] summary .plus{ transform: rotate(45deg); }
.faq-item .a{ padding: 0 28px 26px; color: var(--text-muted); font-size: 15.5px; max-width: 66ch; }

/* ---------- CTA final ---------- */
.cta-final{
  background: var(--rust);
  color: var(--cream);
  text-align: center;
  overflow: hidden;
  position: relative;
}
.cta-final .container{ position: relative; z-index: 2; max-width: 720px; }
.cta-final h2{ font-size: clamp(32px, 5vw, 52px); color: var(--cream); }
.cta-final p{ font-size: 18px; margin-top: 18px; color: rgba(247,239,225,.86); }
.cta-final .hero-actions{ justify-content: center; margin-top: 32px; }
.cta-final .btn--primary{ background: var(--ink); box-shadow: none; }
.cta-final .btn--primary:hover{ background: #241d14; }
.cta-final .btn--ghost-dark{ border-color: rgba(247,239,225,.4); }
.cta-final .btn--ghost-dark:hover{ border-color: var(--cream); color: var(--cream); }

/* ---------- Localização (index) ---------- */
.location{ background: var(--paper); }
.location .container{ display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items: stretch; }
@media (max-width: 900px){ .location .container{ grid-template-columns: 1fr; } }
.location-info h2{ font-size: clamp(28px, 4vw, 38px); }
.location-info p{ color: var(--text-muted); margin-top: 14px; font-size: 16px; }
.location-list{ margin-top: 26px; display: flex; flex-direction: column; gap: 16px; }
.location-list li{ display: flex; gap: 14px; align-items: flex-start; font-size: 15px; color: var(--text-dark); }
.location-list svg{ width: 22px; height: 22px; color: var(--rust); flex-shrink: 0; margin-top: 2px; }
.location-map{ border-radius: var(--radius); overflow: hidden; border: 1px solid var(--paper-line); min-height: 320px; }
.location-map iframe{ width: 100%; height: 100%; min-height: 320px; border: 0; display: block; }

/* ---------- Footer ---------- */
.site-footer{ background: var(--ink); color: var(--cream-dim); padding: 56px 0 32px; }
.footer-top{ display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid var(--ink-line); }
.footer-brand .brand-word{ font-size: 24px; }
.footer-brand p{ margin-top: 14px; max-width: 34ch; font-size: 14px; }
.footer-cols{ display: flex; gap: 56px; flex-wrap: wrap; }
.footer-col h4{ font-family: var(--sans); font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--cream); font-weight: 600; }
.footer-col ul{ margin-top: 16px; display: flex; flex-direction: column; gap: 10px; }
.footer-col a{ font-size: 14.5px; transition: color .15s ease; }
.footer-col a:hover{ color: var(--cream); }
.footer-bottom{ display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 24px; font-size: 13px; }

/* ---------- Botão flutuante WhatsApp ---------- */
.wa-float{
  position: fixed; right: 20px; bottom: 20px; z-index: 50;
  display: flex; align-items: center; gap: 10px;
  background: var(--rust); color: var(--cream);
  padding: 14px 20px; border-radius: 999px;
  box-shadow: 0 12px 28px -8px rgba(0,0,0,.45);
  font-size: 14px; font-weight: 600;
}
.wa-float svg{ width: 20px; height: 20px; flex-shrink: 0; }
.wa-float span{ display: inline; }
@media (max-width: 480px){
  .wa-float{ padding: 14px; }
  .wa-float span{ display: none; }
}

/* ---------- Reveal on scroll ---------- */
.reveal{
  opacity: 0; transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
  transition-delay: var(--reveal-delay, 0s);
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity: 1; transform: none; transition: none; } }

/* Imagens: reveal com clip-path (efeito "cortina" abrindo) */
.img-reveal{
  clip-path: inset(0 0 100% 0);
  transform: scale(1.12);
  transition: clip-path 1s cubic-bezier(.2,.8,.2,1), transform 1s cubic-bezier(.2,.8,.2,1);
  transition-delay: var(--reveal-delay, 0s);
}
.img-reveal.is-visible{ clip-path: inset(0 0 0 0); transform: scale(1); }
@media (prefers-reduced-motion: reduce){ .img-reveal{ clip-path: none; transform: none; transition: none; } }

/* Contador animado (about-facts) */
.count-up{ font-variant-numeric: tabular-nums; }

/* Parallax leve no alvo do hero */
.hero-target{ will-change: transform; }

/* Tilt/hover extra nos cards */
.course-card{ will-change: transform; }
.course-grid .course-card{ position: relative; }

/* ---------- Página de contato ---------- */
.page-hero{ background: var(--ink); color: var(--cream); padding: 72px 0 56px; }
.page-hero h1{ font-size: clamp(34px, 5vw, 54px); color: var(--cream); margin-top: 16px; }
.breadcrumb{ font-size: 13px; color: var(--cream-dim); }
.breadcrumb a:hover{ color: var(--cream); }

.contact-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
@media (max-width: 900px){ .contact-grid{ grid-template-columns: 1fr; } }
.contact-card{ background: var(--cream); border: 1px solid var(--paper-line); border-radius: var(--radius); padding: 36px; }
.contact-card h3{ font-size: 22px; }
.contact-card ul{ margin-top: 20px; display: flex; flex-direction: column; gap: 18px; }
.contact-card li{ display: flex; gap: 14px; align-items: flex-start; font-size: 15px; }
.contact-card svg{ width: 22px; height: 22px; color: var(--rust); flex-shrink: 0; margin-top: 2px; }