/* ==========================================================================
   LADO B — Landing Page
   Editorial / documental. Nada de clichés de rock. Muito espaço em branco.
   ========================================================================== */

:root{
  --black: #14110f;
  --black-deep: #0c0a09;
  --white: #f1ebdd;
  --white-dim: #cfc7b4;
  --red: #a52d24;
  --red-dim: #7c211a;
  --gray: #8a8175;
  --gray-line: rgba(241,235,221,0.14);
  --gray-line-strong: rgba(241,235,221,0.24);

  --f-display: 'Anton', sans-serif;
  --f-mono: 'IBM Plex Mono', monospace;
  --f-body: 'Work Sans', sans-serif;

  --container: 1180px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing:border-box; margin:0; padding:0; }

html{ scroll-behavior:smooth; }

body{
  background:var(--black);
  color:var(--white);
  font-family:var(--f-body);
  font-weight:300;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul,ol{ list-style:none; }
button{ font-family:inherit; background:none; border:none; cursor:pointer; color:inherit; }

.mono{ font-family:var(--f-mono); letter-spacing:0.02em; }

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
.container-narrow{ max-width:760px; }

/* subtle film grain overlay, fixed */
.grain{
  position:fixed; inset:0; z-index:9999; pointer-events:none;
  opacity:0.035; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ---------- reveal on scroll ---------- */
.reveal{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal.in{
  opacity:1;
  transform:translateY(0);
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:500;
  background:linear-gradient(to bottom, rgba(12,10,9,0.85), transparent);
  transition:background .4s var(--ease);
}
.site-header.scrolled{
  background:rgba(12,10,9,0.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--gray-line);
}
.header-inner{
  max-width:var(--container);
  margin:0 auto;
  padding:18px 32px;
  display:flex; align-items:center; justify-content:space-between;
}
.logo-mark img{
  width:44px; height:44px; border-radius:50%;
  display:block;
}
.main-nav{
  display:flex; gap:32px;
}
.main-nav a{
  font-family:var(--f-mono);
  font-size:12.5px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  color:var(--white-dim);
  transition:color .3s var(--ease);
  position:relative;
}
.main-nav a:hover{ color:var(--white); }

.nav-toggle{ display:none; flex-direction:column; gap:5px; width:26px; }
.nav-toggle span{ height:1.5px; width:100%; background:var(--white); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position:relative;
  height:100vh;
  min-height:640px;
  display:flex; align-items:flex-end;
  overflow:hidden;
}
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-img{
  width:100%; height:100%; object-fit:cover; object-position:center 30%;
  filter:contrast(1.12) saturate(0.75) brightness(0.72);
}
.hero-scrim{
  position:absolute; inset:0;
  background:
    radial-gradient(720px 560px at 0% 100%, rgba(12,10,9,0.94) 0%, rgba(12,10,9,0.8) 38%, rgba(12,10,9,0.4) 62%, rgba(12,10,9,0) 88%),
    linear-gradient(to top, rgba(12,10,9,0.55) 0%, rgba(12,10,9,0.18) 28%, rgba(12,10,9,0) 52%);
}
.hero-content{
  position:relative; z-index:1;
  padding:0 32px 88px;
  max-width:var(--container);
  margin:0 auto;
  width:100%;
}
.eyebrow{
  font-size:12.5px; text-transform:uppercase; letter-spacing:0.12em;
  color:var(--white-dim); margin-bottom:18px;
}
.hero-title{
  font-family:var(--f-display);
  font-weight:400;
  font-size:clamp(64px, 11vw, 132px);
  line-height:0.85;
  letter-spacing:0.01em;
  color:var(--white);
  margin-bottom:22px;
  text-shadow:0 2px 28px rgba(0,0,0,0.75), 0 1px 4px rgba(0,0,0,0.9);
}
.hero-sub{
  font-size:17px;
  font-weight:300;
  color:var(--white-dim);
  max-width:480px;
  margin-bottom:34px;
  text-shadow:0 1px 12px rgba(0,0,0,0.8);
}
.eyebrow{ text-shadow:0 1px 10px rgba(0,0,0,0.8); }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }

.scroll-cue{
  position:absolute; bottom:28px; right:32px; z-index:1;
  display:flex; flex-direction:column; align-items:center; gap:8px;
}
.scroll-cue span{
  width:1px; height:38px; background:var(--gray-line-strong);
  position:relative; overflow:hidden;
}
.scroll-cue span::after{
  content:''; position:absolute; top:-100%; left:0; width:100%; height:100%;
  background:var(--white);
  animation:scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine{
  0%{ top:-100%; }
  60%{ top:100%; }
  100%{ top:100%; }
}
.scroll-cue p{ font-size:10px; letter-spacing:0.18em; text-transform:uppercase; color:var(--gray); }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:15px 30px;
  font-family:var(--f-mono);
  font-size:13px;
  letter-spacing:0.05em;
  text-transform:uppercase;
  border:1px solid transparent;
  transition:background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn-primary{
  background:var(--red);
  color:var(--white);
  border-color:var(--red);
}
.btn-primary:hover{ background:var(--red-dim); border-color:var(--red-dim); }
.btn-ghost{
  border-color:var(--gray-line-strong);
  color:var(--white);
}
.btn-ghost:hover{ border-color:var(--white); background:rgba(241,235,221,0.05); }

/* ==========================================================================
   SECTION shared
   ========================================================================== */
.section{ padding:130px 0; border-top:1px solid var(--gray-line); }
.section-label{
  font-size:15px; text-transform:uppercase; letter-spacing:0.12em;
  color:var(--red); margin-bottom:18px;
}
.section-title{
  font-family:var(--f-display);
  font-weight:400;
  font-size:clamp(38px, 6vw, 64px);
  line-height:0.95;
  margin-bottom:28px;
}
.section-intro{
  font-size:17px; color:var(--white-dim); max-width:560px; margin-bottom:48px;
}
.lead{ font-size:19px; color:var(--white); margin-bottom:20px; font-weight:400; }
p + p{ margin-top:16px; color:var(--white-dim); }

/* ==========================================================================
   PORQUÊ LADO B
   ========================================================================== */
.pull-quote{
  margin:36px 0;
  padding:28px 0 28px 28px;
  border-left:2px solid var(--red);
}
.pull-quote p{
  font-family:var(--f-display);
  font-size:clamp(22px, 3vw, 30px);
  font-weight:400;
  line-height:1.25;
  color:var(--white);
  margin-bottom:12px;
}
.pull-quote cite{
  font-style:normal;
  font-size:12px;
  color:var(--gray);
  text-transform:uppercase;
  letter-spacing:0.05em;
}

/* ==========================================================================
   LISTEN NOW / PLAYER (embed oficial Spotify)
   ========================================================================== */
.listen-now{ padding:110px 0; background:var(--black-deep); border-top:1px solid var(--gray-line); }

.spotify-embed{
  border:1px solid var(--gray-line);
  padding:10px;
  background:rgba(241,235,221,0.03);
}
.spotify-embed iframe{ display:block; }

/* ==========================================================================
   LATÊNCIA
   ========================================================================== */
.latencia-grid{
  display:grid; grid-template-columns:0.9fr 1.1fr; gap:64px; align-items:start;
}
.ep-cover img{ border:1px solid var(--gray-line); }
.tracklist{ margin:32px 0; border-top:1px solid var(--gray-line); }
.tracklist li{
  display:flex; align-items:center; gap:16px;
  padding:13px 0;
  border-bottom:1px solid var(--gray-line);
  font-size:13.5px;
}
.tl-num{ color:var(--gray); width:22px; }
.tl-name{ flex:1; color:var(--white); }
.tl-dur{ color:var(--gray); }

.stream-actions{ margin-top:32px; }
.stream-icons{
  display:flex; gap:20px; margin-top:18px; flex-wrap:wrap;
}
.support-cta{ margin-top:22px; }
.stream-icon{
  font-family:var(--f-mono); font-size:12px; text-transform:uppercase;
  letter-spacing:0.04em; color:var(--white-dim);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:color .3s var(--ease), border-color .3s var(--ease);
}
.stream-icon:hover{ color:var(--white); border-color:var(--gray-line-strong); }

/* ==========================================================================
   AS MÚSICAS — chapters
   ========================================================================== */
.chapters{ border-top:1px solid var(--gray-line); }
.chapter{ border-bottom:1px solid var(--gray-line); }
.chapter-head{
  width:100%;
  display:flex; align-items:center; gap:20px;
  padding:26px 4px;
  text-align:left;
}
.ch-num{ color:var(--gray); font-size:13px; width:26px; }
.ch-title{
  flex:1;
  font-family:var(--f-display);
  font-weight:400;
  font-size:clamp(20px, 3vw, 28px);
  color:var(--white);
}
.ch-dur{ color:var(--gray); font-size:13px; }
.ch-toggle{
  font-family:var(--f-mono);
  font-size:20px;
  color:var(--gray);
  transition:transform .4s var(--ease), color .3s var(--ease);
  width:20px; text-align:center;
}
.chapter.open .ch-toggle{ transform:rotate(45deg); color:var(--red); }
.chapter.open .ch-title{ color:var(--red); }

.chapter-body{
  max-height:0; overflow:hidden;
  transition:max-height .55s var(--ease);
}
.chapter-body-inner{ padding:0 4px 40px; max-width:640px; }
.ch-context{ color:var(--white-dim); margin-bottom:14px; }
.ch-context strong{ color:var(--white); font-weight:500; }
.ch-phrase{
  font-size:17px; color:var(--red); margin-bottom:22px;
}
.ch-embed{
  border:1px solid var(--gray-line);
  padding:8px;
  margin-bottom:22px;
  max-width:420px;
  background:rgba(241,235,221,0.03);
}
.ch-embed iframe{ display:block; }

.lyrics-toggle summary{
  cursor:pointer;
  font-family:var(--f-mono); font-size:12px; text-transform:uppercase;
  letter-spacing:0.05em; color:var(--gray);
  padding:6px 0;
  list-style:none;
}
.lyrics-toggle summary::-webkit-details-marker{ display:none; }
.lyrics-toggle summary:hover{ color:var(--white); }
.lyrics{
  font-family:var(--f-mono);
  font-size:13px;
  line-height:1.9;
  color:var(--white-dim);
  white-space:pre-wrap;
  padding-top:18px;
  border-top:1px solid var(--gray-line);
  margin-top:14px;
}

/* ==========================================================================
   A BANDA
   ========================================================================== */
.banda-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center;
  margin-bottom:70px;
}
.banda-photo img{
  filter:contrast(1.1) saturate(0.8) brightness(0.95);
  border:1px solid var(--gray-line);
}
.banda-text .bio-line{
  color:var(--white-dim);
  font-size:16px;
  line-height:1.55;
  margin-bottom:16px;
}
.banda-text .bio-line.lead{
  color:var(--white);
  font-size:22px;
  line-height:1.35;
  margin-bottom:20px;
}
.banda-text .bio-close{
  color:var(--white);
  font-style:italic;
  margin-top:8px;
  margin-bottom:0;
  padding-left:16px;
  border-left:2px solid var(--red);
}
.members{
  display:grid;
  grid-template-columns:repeat(5, 1fr);
  gap:1px;
  background:var(--gray-line);
  border:1px solid var(--gray-line);
}
.member{
  background:var(--black);
  display:flex;
  flex-direction:column;
}
.member-photo{
  width:100%;
  aspect-ratio:4/5;
  overflow:hidden;
  background:var(--black-deep);
}
.member-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  filter:grayscale(1) contrast(1.05);
  transition:filter .3s ease, transform .5s ease;
}
.member:hover .member-photo img{
  filter:grayscale(0) contrast(1.05);
  transform:scale(1.03);
}
.member-info{ padding:20px 20px 26px; }
.member-name{ font-size:14px; color:var(--white); margin-bottom:4px; }
.member-role{ font-size:13px; color:var(--red); text-transform:uppercase; letter-spacing:0.06em; margin-bottom:16px; }
.member-quote{ font-family:var(--f-body); font-size:13px; color:var(--white-dim); line-height:1.6; }

/* ==========================================================================
   BOOKING
   ========================================================================== */
.booking{ text-align:left; }
.booking .btn{ margin-bottom:26px; }
.booking-social{ display:flex; gap:28px; flex-wrap:wrap; }
.booking-social a{
  font-size:12.5px; color:var(--white-dim);
  border-bottom:1px solid transparent;
  transition:color .3s var(--ease), border-color .3s var(--ease);
}
.booking-social a:hover{ color:var(--white); border-color:var(--gray-line-strong); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{
  padding:64px 0 40px;
  border-top:1px solid var(--gray-line);
  background:var(--black-deep);
}
.footer-top{ display:flex; align-items:center; gap:18px; margin-bottom:36px; }
.footer-logo{ width:56px; height:56px; border-radius:50%; }
.footer-meta p:first-child{ font-size:13px; letter-spacing:0.08em; color:var(--white); }
.footer-meta p:last-child{ font-size:11px; color:var(--gray); }
.footer-links{
  display:flex; gap:28px; flex-wrap:wrap;
  padding-bottom:28px; margin-bottom:28px;
  border-bottom:1px solid var(--gray-line);
}
.footer-links a{ font-size:12px; color:var(--white-dim); text-transform:uppercase; letter-spacing:0.04em; }
.footer-links a:hover{ color:var(--white); }
.footer-copy{ font-size:11px; color:var(--gray); }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 860px){
  .main-nav{ display:none; }
  .nav-toggle{ display:flex; }
  .latencia-grid{ grid-template-columns:1fr; gap:40px; }
  .banda-grid{ grid-template-columns:1fr; gap:36px; }
  .members{ grid-template-columns:repeat(2, 1fr); }
  .section{ padding:88px 0; }
  .hero-content{ padding-bottom:64px; }
}

@media (max-width: 520px){
  .members{ grid-template-columns:1fr; }
  .container{ padding:0 20px; }
  .hero-content{ padding:0 20px 56px; }
  .chapter-head{ gap:12px; }
  .ch-dur{ display:none; }
}