:root{
  --blue-950:#28414F;
  --blue-800:#3E6479;
  --blue-600:#6A93A8;
  --blue-200:#CFE0E9;
  --blue-100:#E9F1F5;
  --dust-500:#8AA6B4;
  --gold-400:#C6A15D;
  --cream-50:#FBFAF8;
  --line:#E1E8EC;

  --font-display:'Quicksand', sans-serif;
  --font-body:'Manrope', sans-serif;

  color-scheme: light;
}

*{ box-sizing:border-box; }

html,body{
  margin:0;
  padding:0;
  background:var(--cream-50);
  color:var(--blue-950);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
}

body{
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.app{
  max-width:520px;
  margin:0 auto;
  min-height:100vh;
}

/* ---------- HERO ---------- */

.hero{
  position:relative;
  height: 220px;
  border-radius: 0 0 28px 28px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding: 0 24px;
}

.hero__photo{
  position:absolute;
  inset:0;
  background-image: url('assets/hero.jpg');
  background-size: cover;
  background-position: center 30%;
}

.hero__scrim{
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(40,65,79,0.35) 0%, rgba(40,65,79,0.55) 100%);
}

.hero__logo{
  position:relative;
  margin:0;
  font-family:var(--font-display);
  font-weight:700;
  font-size:40px;
  letter-spacing:-0.01em;
  color:#FFFFFF;
  text-transform:lowercase;
}

.hero__sub{
  position:relative;
  margin:10px 0 0;
  font-family:var(--font-display);
  font-weight:500;
  font-size:14.5px;
  line-height:1.4;
  color: rgba(255,255,255,0.92);
}

/* ---------- TABS ---------- */

.tabs{
  display:flex;
  gap:6px;
  margin:18px 20px 4px;
  padding:4px;
  background: var(--blue-100);
  border-radius:14px;
}

.tabs__btn{
  flex:1;
  border:none;
  background:transparent;
  padding:10px 0;
  font-family:var(--font-body);
  font-weight:700;
  font-size:13.5px;
  color: var(--blue-600);
  border-radius:10px;
  cursor:pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.tabs__btn.is-active{
  background: var(--cream-50);
  color: var(--blue-950);
  box-shadow: 0 1px 3px rgba(30,42,32,0.12);
}

/* ---------- CONTENT ---------- */

.content{
  padding: 14px 20px 28px;
}

.panel{ display:none; }
.panel.is-active{ display:block; }

.list{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.day-label{
  margin: 18px 2px 2px;
  font-size:11.5px;
  font-weight:800;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color: var(--blue-600);
}
.day-label:first-child{ margin-top:4px; }

/* ---------- CARD ---------- */

.card{
  display:flex;
  align-items:center;
  gap:14px;
  background: var(--cream-50);
  border:1px solid var(--line);
  border-radius:18px;
  padding:14px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card__time{
  flex-shrink:0;
  width:56px;
  text-align:center;
  padding:8px 0;
  border-radius:12px;
  background: var(--blue-100);
  font-family:var(--font-body);
  font-weight:800;
  font-size:14px;
  color: var(--blue-800);
  line-height:1.2;
}
.card__time small{
  display:block;
  font-weight:600;
  font-size:9.5px;
  opacity:0.6;
}

.card__body{ flex:1; min-width:0; }

.card__title{
  margin:0 0 3px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:16.5px;
  color: var(--blue-950);
}

.card__trainer{
  margin:0;
  font-size:12.5px;
  color: var(--blue-600);
  font-weight:600;
}

.card__spots{
  display:flex;
  align-items:center;
  gap:5px;
  margin-top:7px;
}

.dot{
  width:6px; height:6px;
  border-radius:50%;
  background: var(--line);
}
.dot.is-filled{ background: var(--gold-400); }

.card__spots-text{
  font-size:11px;
  font-weight:700;
  color: var(--blue-600);
  margin-left:2px;
}

.card__spots-text.is-full{ color:#B04A3F; }

.card__action{
  flex-shrink:0;
  border:none;
  background: var(--blue-800);
  color: var(--cream-50);
  font-family:var(--font-body);
  font-weight:700;
  font-size:12.5px;
  padding:10px 16px;
  border-radius:12px;
  cursor:pointer;
  transition: background 0.15s ease, opacity 0.15s ease;
}
.card__action:active{ opacity:0.8; }
.card__action:disabled{
  background: var(--line);
  color: var(--blue-600);
  cursor:default;
}

.card__action.is-cancel{
  background: transparent;
  color:#B04A3F;
  border:1.5px solid #E8C9C4;
}

/* ---------- EMPTY / SKELETON ---------- */

.empty{
  text-align:center;
  padding: 56px 20px;
  color: var(--blue-600);
}
.empty__title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:18px;
  color:var(--blue-950);
  margin:0 0 6px;
}
.empty p{ margin:0; font-size:13.5px; }

.skeleton{
  height:70px;
  border-radius:18px;
  background: linear-gradient(90deg, var(--blue-100) 25%, #f0ede6 37%, var(--blue-100) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
}
@keyframes shimmer{
  0%{ background-position: 100% 0; }
  100%{ background-position: 0 0; }
}

/* ---------- TOAST ---------- */

.toast{
  position:fixed;
  left:50%;
  bottom:24px;
  transform: translate(-50%, 20px);
  background: var(--blue-950);
  color: var(--cream-50);
  padding:12px 20px;
  border-radius:14px;
  font-size:13.5px;
  font-weight:600;
  opacity:0;
  pointer-events:none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  max-width: 86%;
  text-align:center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  z-index:20;
}
.toast.is-visible{
  opacity:1;
  transform: translate(-50%, 0);
}

@media (prefers-reduced-motion: reduce){
  .skeleton{ animation:none; }
  .card, .toast{ transition:none; }
}