/* ---------------------------------------------------------
   Sul Fluminense — tokens
--------------------------------------------------------- */
:root{
  --purple: #5b2a86;
  --purple-light: #7d43b3;
  --gold: #f5b301;
  --pink: #e6007e;
  --cyan: #00aeef;

  --bg: #120f1a;
  --bg-elevated: #1c1626;
  --bg-elevated-2: #241b33;
  --border: #33283f;

  --text: #f5f3f8;
  --text-dim: #b3a9c2;

  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-full: 999px;

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-top: env(safe-area-inset-top, 0px);
}

*, *::before, *::after{ box-sizing: border-box; }

html{
  -webkit-text-size-adjust: 100%;
  color-scheme: dark;
}

body{
  margin: 0;
  background:
    radial-gradient(1100px 600px at 15% -10%, rgba(230,0,126,.20), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(0,174,239,.16), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
  padding-bottom: calc(84px + var(--safe-bottom));
}

img{ max-width: 100%; display: block; }

.skip-link{
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--gold);
  color: #16110a;
  padding: .75rem 1rem;
  border-radius: 0 0 8px 0;
  z-index: 100;
  font-weight: 600;
}
.skip-link:focus{ left: 0; }

.icon{ width: 1em; height: 1em; fill: currentColor; }

/* ---------------------------------------------------------
   Header
--------------------------------------------------------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 20;
  padding-top: var(--safe-top);
  background: rgba(18, 15, 26, .78);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--border);
}

.site-header__inner{
  max-width: 1080px;
  margin: 0 auto;
  padding: .7rem 1.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand{ display: flex; align-items: center; gap: .6rem; }
.brand__mark{ border-radius: 9px; }
.brand__text{ display: flex; flex-direction: column; line-height: 1.15; }
.brand__name{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .01em;
}
.brand__sub{ font-size: .72rem; color: var(--text-dim); }

.site-nav{ display: flex; gap: 1.25rem; }
.site-nav a{
  color: var(--text-dim);
  text-decoration: none;
  font-weight: 600;
  font-size: .92rem;
  transition: color .15s ease;
}
.site-nav a:hover, .site-nav a:focus-visible{ color: var(--text); }

/* ---------------------------------------------------------
   Hero
--------------------------------------------------------- */
.hero{
  max-width: 760px;
  margin: 0 auto;
  padding: 2.6rem 1.2rem 1.4rem;
  text-align: center;
}
.hero h1{
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.6vw, 2.4rem);
  line-height: 1.18;
  margin: 0 0 .6rem;
}
.hero__lead{
  color: var(--text-dim);
  font-size: 1rem;
  margin: 0;
}

/* ---------------------------------------------------------
   Station cards
--------------------------------------------------------- */
.stations{
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem .7rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px){
  .stations{ grid-template-columns: 1fr 1fr; gap: 1.2rem; padding-inline: 1.1rem; }
}

.station-card{
  position: relative;
  background: linear-gradient(165deg, var(--bg-elevated-2), var(--bg-elevated) 65%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.4rem .9rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: .5rem;
  overflow: hidden;
  isolation: isolate;
}

@media (min-width: 640px){
  .station-card{ padding-inline: 1.3rem; }
}

.station-card::before{
  content: "";
  position: absolute;
  inset: -40% -40% auto auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  filter: blur(50px);
  opacity: .35;
  z-index: -1;
}
.station-card--cidade::before{ background: var(--purple-light); }
.station-card--sociedade::before{ background: var(--pink); }

.station-card__top{
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 30px;
}

.station-card__logo{
  height: 52px;
  width: auto;
  margin: 0 auto;
  background: #fff;
  padding: .5rem .9rem;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 18px -8px rgba(0,0,0,.5);
}

.live-badge{
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  background: rgba(255, 59, 59, .14);
  color: #ff6b6b;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .05em;
  padding: .3rem .55rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 59, 59, .35);
}
.live-dot{
  width: 6px; height: 6px; border-radius: 50%;
  background: #ff3b3b;
  animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse{
  0%, 100%{ opacity: 1; transform: scale(1); }
  50%{ opacity: .4; transform: scale(1.5); }
}

.station-card__name{
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin: .3rem 0 0;
}
.station-card__name span{ display: block; font-size: .85rem; font-weight: 500; color: var(--text-dim); }

.listen-btn{
  margin-top: .3rem;
  width: 100%;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  padding: 1.15rem 1rem;
  border-radius: var(--radius-full);
  color: #fff;
  background: linear-gradient(135deg, var(--purple), var(--purple-light));
  box-shadow: 0 14px 30px -10px rgba(91, 42, 134, .65);
  transition: transform .15s ease, box-shadow .15s ease;
  animation: cta-breathe 2.4s ease-in-out infinite;
}
.station-card--sociedade .listen-btn{
  background: linear-gradient(135deg, var(--pink), var(--cyan));
  box-shadow: 0 14px 30px -10px rgba(230, 0, 126, .6);
}
.listen-btn:hover{ transform: translateY(-2px) scale(1.01); }
.listen-btn:active{ transform: translateY(0) scale(.98); }
.listen-btn:focus-visible{ outline: 3px solid #fff; outline-offset: 3px; }
.listen-btn.is-playing{ animation: none; }

.listen-btn__icon{
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.listen-btn__icon .icon{ width: 26px; height: 26px; }
.listen-btn__icon .icon-play{ margin-left: 3px; }

.listen-btn__label{
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .01em;
  font-size: clamp(.8rem, 4.4vw, 1.18rem);
  line-height: 1.2;
  text-align: center;
}

@keyframes cta-breathe{
  0%, 100%{ transform: scale(1); }
  50%{ transform: scale(1.018); }
}
@media (prefers-reduced-motion: reduce){
  .listen-btn{ animation: none; }
}

.icon-spinner circle{
  stroke: currentColor;
  stroke-dasharray: 46;
  stroke-dashoffset: 30;
  animation: spin 0.8s linear infinite;
  transform-origin: center;
}
@keyframes spin{ to{ transform: rotate(360deg); } }


/* ---------------------------------------------------------
   Install hint
--------------------------------------------------------- */
.install-hint{
  max-width: 900px;
  margin: 1.2rem auto 0;
  padding: .85rem 1.1rem;
  background: var(--bg-elevated);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  color: var(--text-dim);
  font-size: .85rem;
  text-align: center;
  margin-inline: 1.1rem;
}
@media (min-width: 940px){ .install-hint{ margin-inline: auto; } }

.install-hint__btn{
  display: block;
  margin: .6rem auto 0;
  background: var(--gold);
  color: #16110a;
  border: none;
  padding: .5rem 1.1rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  cursor: pointer;
}

/* ---------------------------------------------------------
   Contact
--------------------------------------------------------- */
.contact{
  max-width: 1080px;
  margin: 3rem auto 0;
  padding: 0 1.1rem;
}
.contact h2{
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-align: center;
  margin-bottom: 1.4rem;
}

.contact-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 760px){
  .contact-grid{ grid-template-columns: repeat(3, 1fr); }
}

.contact-block{
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.2rem;
}
.contact-block h3{
  margin: 0 0 .7rem;
  font-size: 1rem;
  font-family: var(--font-display);
}
.contact-block h3 span{ color: var(--text-dim); font-weight: 500; }

.contact-text{ color: var(--text-dim); font-size: .9rem; margin: 0 0 .6rem; }

.contact-link{
  display: flex;
  align-items: center;
  gap: .55rem;
  color: var(--text);
  text-decoration: none;
  font-size: .9rem;
  padding: .4rem 0;
  border-top: 1px solid var(--border);
}
.contact-link:first-of-type{ border-top: none; }
.contact-link .icon{ flex-shrink: 0; color: var(--gold); width: 1.05em; height: 1.05em; }
.contact-link:hover, .contact-link:focus-visible{ color: var(--gold); }

/* ---------------------------------------------------------
   Footer
--------------------------------------------------------- */
.site-footer{
  max-width: 1080px;
  margin: 3rem auto 0;
  padding: 2rem 1.1rem 2.4rem;
  text-align: center;
  color: var(--text-dim);
  font-size: .82rem;
}
.site-footer__brands{
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 1rem;
}
.site-footer__brands a{
  background: #fff;
  padding: .5rem .8rem;
  border-radius: var(--radius-md);
  display: flex;
}

/* ---------------------------------------------------------
   Mini player
--------------------------------------------------------- */
.mini-player{
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: .6rem 1rem calc(.6rem + var(--safe-bottom));
  background: rgba(28, 22, 38, .92);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-top: 1px solid var(--border);
}

.mini-player__logo{ width: 40px; height: 40px; object-fit: contain; border-radius: 8px; background: #fff; padding: 3px; }

.mini-player__info{
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}
.mini-player__info strong{ font-size: .9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-player__info span{ font-size: .76rem; color: var(--text-dim); }

.mini-player__btn, .mini-player__close{
  border: none;
  background: var(--bg-elevated-2);
  color: var(--text);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}
.mini-player__btn{ background: var(--gold); color: #16110a; }
.mini-player__btn .icon{ width: 20px; height: 20px; }
.mini-player__btn .icon-play{ margin-left: 2px; }
.mini-player__close .icon{ width: 16px; height: 16px; }

@media (min-width: 640px){
  .mini-player{ left: 50%; right: auto; bottom: 1.2rem; transform: translateX(-50%); width: min(480px, 92vw); border-radius: var(--radius-full); border: 1px solid var(--border); box-shadow: 0 18px 40px -12px rgba(0,0,0,.6); }
}

[hidden]{ display: none !important; }