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

:root{
  --font-display:'Power Grotesk','Instrument Sans',sans-serif;
  --font-body:'Instrument Sans','Power Grotesk',sans-serif;
  --bg:#070707;
  --bg-soft:#121217;
  --surface:rgba(22,22,28,0.82);
  --surface-border:rgba(255,255,255,0.08);
  --text:#f7f8fa;
  --text-muted:#b6bac5;
  --red:#ff3b30;
  --red-soft:#ff6a61;
  --orange:#ff8a00;
  --shadow:0 18px 40px rgba(0,0,0,.35);
}

html{
  scroll-behavior:smooth;
}

body{
  font-family:var(--font-body);
  background:
    radial-gradient(circle at 15% 10%, rgba(255,59,48,0.20), transparent 33%),
    radial-gradient(circle at 85% 5%, rgba(255,138,0,0.22), transparent 25%),
    linear-gradient(145deg, #050507, #0f1117 45%, #09090c);
  color:var(--text);
  min-height:100vh;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:linear-gradient(120deg, rgba(255,255,255,.03), transparent 40%, rgba(255,255,255,.02));
  z-index:0;
}

.sidebar{
  position:fixed;
  top:0;
  left:0;
  width:245px;
  height:100vh;
  background:rgba(7,7,9,.9);
  border-right:1px solid var(--surface-border);
  backdrop-filter:blur(12px);
  padding:34px 24px;
  z-index:3;
}

.logo{
  font-family:var(--font-display);
  color:#fff;
  font-size:26px;
  letter-spacing:.08em;
  margin-bottom:34px;
}

.sidebar a{
  display:block;
  color:var(--text-muted);
  text-decoration:none;
  margin-bottom:15px;
  font-weight:600;
  padding:10px 12px;
  border-radius:10px;
  transition:.25s;
}

.sidebar a:hover,
.sidebar a.active{
  background:rgba(255,59,48,.14);
  color:#fff;
}

.main{
  margin-left:245px;
  padding:42px 44px 52px;
  position:relative;
  z-index:1;
}

h1,h2,h3{
  font-family:var(--font-display);
  letter-spacing:.01em;
}

.sidebar a,
button,
.chip,
.class,
.metric strong,
.plan .price{
  font-family:var(--font-display);
}

p,
.class-item,
.day,
.metric span{
  font-family:var(--font-body);
}

h1{
  font-size:clamp(2rem, 4.2vw, 3.3rem);
  margin-bottom:18px;
}

h2{
  font-size:1.45rem;
  margin-bottom:14px;
}

p{color:var(--text-muted);}

.hero{
  padding:40px;
  border-radius:24px;
  background:linear-gradient(130deg, rgba(255,59,48,.22), rgba(255,138,0,.12) 35%, rgba(20,20,25,.8));
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--shadow);
  margin-bottom:28px;
}

.hero p{max-width:680px; line-height:1.5; margin-bottom:20px;}

.hero-layout{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:24px;
  align-items:stretch;
}

.hero-image-wrap{
  border-radius:20px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:var(--shadow);
  min-height:420px;
}

.hero-image{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.chip-row{display:flex; flex-wrap:wrap; gap:10px; margin-top:12px;}

.chip{
  padding:7px 12px;
  font-size:.84rem;
  border-radius:99px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.04);
  color:#f3f3f5;
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(250px,1fr));
  gap:18px;
}

.card,.plan,.day,.class-item,.booking-panel,.booking-item{
  background:var(--surface);
  border:1px solid var(--surface-border);
  border-radius:18px;
  padding:22px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(8px);
}

.card:hover,.plan:hover{transform:translateY(-4px); border-color:rgba(255,106,97,.35);}
.card,.plan{transition:.25s;}

.card h3,.plan h3{margin-bottom:8px;}

.metric{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 16px;
  border-radius:12px;
  margin-top:12px;
  background:rgba(255,255,255,.03);
}

button{
  background:linear-gradient(120deg,var(--red),var(--red-soft));
  border:none;
  padding:11px 16px;
  border-radius:11px;
  color:#fff;
  font-weight:700;
  margin-top:12px;
  cursor:pointer;
  transition:.2s;
}

button:hover{filter:brightness(1.08);}

.section-title{
  margin:36px 0 16px;
}

.calendar{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(200px,1fr));
  gap:14px;
}

.day{min-height:220px;}

.day strong{font-size:1.08rem;}

.class{
  width:100%;
  text-align:left;
  margin-top:10px;
  padding:9px 12px;
  border-radius:11px;
  background:rgba(255,59,48,.15);
  border:1px solid rgba(255,59,48,.24);
  font-size:.86rem;
  color:#fff;
}

.class:hover{
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(255,255,255,.08) inset;
}

.booking-panel{
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:18px;
  margin:20px 0 12px;
  background:linear-gradient(130deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
}

.booking-label{
  text-transform:uppercase;
  letter-spacing:.12em;
  font-size:.72rem;
  color:#f3c7c3;
  margin-bottom:6px;
}

.booking-sub{margin-bottom:0;}

.booking-list{display:grid; gap:10px; align-content:start;}

.booking-item{
  padding:14px;
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  background:rgba(255,255,255,.03);
}

.booking-item h3{font-size:1rem; margin-bottom:4px;}
.booking-item p{font-size:.88rem;}

.booking-empty{
  border:1px dashed rgba(255,255,255,.2);
  padding:14px;
  border-radius:12px;
  font-size:.9rem;
}

.booking-remove{
  margin-top:0;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  padding:8px 11px;
}

.plan .price{
  font-size:2rem;
  font-weight:800;
  margin:8px 0;
  color:#fff;
}

.booking-toast{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:20;
  max-width:320px;
  padding:13px 15px;
  border-radius:12px;
  background:rgba(8,8,10,.9);
  border:1px solid rgba(255,255,255,.2);
  box-shadow:var(--shadow);
  opacity:0;
  pointer-events:none;
}

.booking-toast.visible{opacity:1;}

.reveal{
  opacity:0;
  transform:translateY(22px) scale(.98);
  transition:opacity .8s ease, transform .8s cubic-bezier(.22,1,.36,1);
}

.reveal.is-visible{
  opacity:1;
  transform:translateY(0) scale(1);
}

@supports (animation-timeline: view()) {
  .reveal{
    opacity:1;
    transform:none;
    animation:appleReveal linear both;
    animation-timeline:view();
    animation-range:entry 10% cover 35%;
  }
}

@keyframes appleReveal{
  from{opacity:.2; transform:translateY(48px) scale(.96); filter:blur(6px);}
  to{opacity:1; transform:translateY(0) scale(1); filter:blur(0);}
}

@media (max-width: 860px){
  .sidebar{
    position:static;
    width:100%;
    height:auto;
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
  }

  .logo{margin:0 14px 0 0;}

  .sidebar a{margin:0;}

  .main{margin-left:0; padding:26px 18px 36px;}

  .hero{padding:26px;}

  .hero-layout,
  .booking-panel{grid-template-columns:1fr;}

  .hero-image-wrap{min-height:280px;}
}