:root{
  --bg1:#050a20;
  --bg2:#0c1440; /* deep dark blue gradient */
  --panel:#ffffff;
  --ink:#0b1430;
  --ink-soft:#5b6b9b;

  --accent:#5a4dff;      /* vivid violet-blue */
  --accent-2:#2a89ff;    /* bright blue */
  --accent-3:#b44dff;    /* violet */
  --accent-4:#6de0ff;    /* light aqua-blue */

  --radius:20px;
  --shadow:0 12px 34px rgba(0,0,0,.28);
  --maxw:1240px;
  --sidebar-w:300px;
  --header-h:72px;
}
html,body{
  height:100%;
  margin:0;
  background: radial-gradient(1000px 400px at 10% -10%, rgba(42,137,255,.18), transparent 40%),
              radial-gradient(900px 380px at 90% 110%, rgba(180,77,255,.18), transparent 42%),
              linear-gradient(135deg,var(--bg1),var(--bg2));
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial;
  line-height:1.55;
  scroll-behavior:smooth;
}
*{box-sizing:border-box}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:none}

.drawer {
display:none;
}

/* Site header */
.site-header{
  height: var(--header-h);
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  width:min(100%, calc(var(--maxw) + var(--sidebar-w) + 26px));
  margin: 16px auto 0;
  padding: 12px;
}
.header-inner{
  width:100%;
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 12px 16px;
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  border: 2px solid transparent;
  background-image: linear-gradient(#fff,#fff), linear-gradient(135deg, var(--accent-2), var(--accent-3));
  background-origin: border-box;
  background-clip: padding-box, border-box;
}
.header-brand{display:flex; align-items:center; gap:12px;}
.header-logo{
  width:40px; height:40px; border-radius:12px;
  background: conic-gradient(from 180deg at 50% 50%, var(--accent-2), var(--accent), var(--accent-3), var(--accent-4), var(--accent-2));
  box-shadow: inset 0 0 14px rgba(255,255,255,.45), 0 6px 18px rgba(0,0,0,.12);
  flex:none;
}
.header-title{font-weight:900; margin:0; font-size:1.05rem; letter-spacing:.2px;}
.header-actions{display:flex; align-items:center; gap:10px;}
.header .play-btn{width:auto; padding:12px 16px;}
.hamburger{
  display:none;
  width:44px; height:44px; border-radius:12px;
  border:2px solid #e5edff; background:#fff; cursor:pointer;
  position:relative;
}
.hamburger .bar, .hamburger:before, .hamburger:after{
  content:""; position:absolute; left: 10px; right:10px; height:2px; background:#2e3c61; border-radius:2px;
}
.hamburger .bar{ top:21px;}
.hamburger:before{ top:13px;}
.hamburger:after{ top:29px;}

/* Layout grid */
.wrapper{
  display:grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  gap:26px;
  width: min(100%, calc(var(--maxw) + var(--sidebar-w) + 26px));
  margin: 16px auto 26px;
  padding: 12px;
}
.brand h1{font-size:1.08rem; margin:0; letter-spacing:.2px}

h1 {
  font-size: 1.3rem; /* Or whatever size you want */
}
/* Sidebar */
.sidebar{
  position: sticky;
  top: 16px;
  align-self: start;
  height: fit-content;
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 18px;
  border: 2px solid transparent;
  background-image: linear-gradient(#fff,#fff), linear-gradient(135deg, var(--accent-2), var(--accent-3));
  background-origin: border-box;
  background-clip: padding-box, border-box; /* gradient border */
}
.brand{
  display:flex; align-items:center; gap:12px;
  margin-bottom:16px;
}
.logo{
  width:40px; height:40px; border-radius:12px;
  background:
    conic-gradient(from 180deg at 50% 50%, var(--accent-2), var(--accent), var(--accent-3), var(--accent-4), var(--accent-2));
  box-shadow: inset 0 0 14px rgba(255,255,255,.45), 0 6px 18px rgba(0,0,0,.12);
}
.brand h1{font-size:1.08rem; margin:0; letter-spacing:.2px}

nav ul{list-style:none; margin:14px 0 18px; padding:0; display:flex; flex-direction:column; gap:10px}
nav a{
  display:flex; align-items:center; gap:10px;
  padding:12px 12px;
  border-radius:14px;
  color: var(--ink);
  font-weight:700;
  border:1px solid #ebf0fb;
  background: #fff;
  transition: transform .14s ease, border-color .14s ease, box-shadow .14s ease, background .14s ease;
}
nav a::before{
  content:"";
  width:10px; height:10px; border-radius:50%;
  background: radial-gradient(circle at 30% 30%, var(--accent-3), var(--accent));
  flex:none;
  box-shadow: 0 0 0 4px rgba(109,93,252,.12);
}
nav a:hover{
  transform: translateY(-1px);
  border-color:#d8e5ff;
  box-shadow: 0 8px 18px rgba(13,32,84,.08);
  background: linear-gradient(180deg,#fff, #f8fbff);
}
nav a.active{
  outline: 2px solid transparent;
  background-image: linear-gradient(#fff,#fff), linear-gradient(135deg, var(--accent), var(--accent-2));
  background-origin: border-box;
  background-clip: padding-box, border-box;
}

/* Sidebar CTA */
.cta-side{
  margin-top:8px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.play-btn{
  --glow: radial-gradient(140px 140px at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.25), transparent 50%);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  width:100%;
  padding:14px 16px;
  font-weight:900;
  letter-spacing:.25px;
  color:#fff;
  background: linear-gradient(135deg, var(--accent-3), var(--accent-2));
  border:0;
  border-radius:16px;
  cursor:pointer;
  box-shadow: 0 14px 28px rgba(42,137,255,.35), inset 0 -2px 0 rgba(0,0,0,.15);
  position:relative;
  overflow:hidden;
  isolation:isolate;
}
.play-btn:after{
  content:"";
  position:absolute;
  inset:0;
  background: var(--glow);
  opacity:.0;
  transition:opacity .25s ease;
  pointer-events:none;
  z-index:0;
}
.play-btn:hover:after{opacity:.9}
.play-btn span.label{position:relative; z-index:1}
.shimmer{
  position:absolute; inset:0; border-radius:inherit;
  background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,.5) 35%, transparent 70%);
  transform: translateX(-120%);
  animation: shimmer 2.5s infinite;
  mix-blend-mode: soft-light;
}
@keyframes shimmer{
  0%{transform: translateX(-120%)}
  60%{transform: translateX(120%)}
  100%{transform: translateX(120%)}
}
.pulse{ position:absolute; inset:-2px; border-radius: inherit; border:2px solid rgba(255,255,255,.45); filter: blur(5px); animation: pulse 2.2s infinite ease-in-out; pointer-events:none; }
@keyframes pulse{ 0%{opacity:.35; transform: scale(1)} 70%{opacity:0; transform: scale(1.1)} 100%{opacity:0} }
.note{ font-size:.86rem; color: var(--ink-soft); text-align:center; }

/* Main */
.main{
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
  border: 2px solid transparent;
  background-image: linear-gradient(#fff,#fff), linear-gradient(135deg, var(--accent-4), var(--accent-2));
  background-origin: border-box;
  background-clip: padding-box, border-box;
}
.hero{
  position:relative;
  min-height: 240px;
  display:grid;
  place-items:center;
  padding: 46px 24px;
  background:
    radial-gradient(900px 320px at 80% -10%, rgba(109,224,255,.25), transparent 60%),
    radial-gradient(800px 300px at 10% 110%, rgba(180,77,255,.22), transparent 55%),
    linear-gradient(135deg, #0a1640, #141d66);
  color:#fff;
}
.hero h2{margin:0 0 10px; font-size: clamp(1.5rem, 2.2vw + 1rem, 2.15rem); letter-spacing:.3px}
.hero p{margin:0; opacity:.95}

.container{padding: 24px clamp(16px, 3vw, 32px) 30px}
.grid{display:grid; gap: 20px;}

/* CTA card */
.cta-card{
  background: linear-gradient(180deg, #f7fbff, #ffffff);
  border:1px solid #deebff;
  border-radius: 18px;
  padding: 18px;
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:14px;
  box-shadow: 0 8px 20px rgba(11,32,84,.06);
}
.cta-card h3{margin:0; font-size:1.18rem; background: linear-gradient(90deg,var(--accent),var(--accent-3)); -webkit-background-clip:text; background-clip:text; color: transparent;}
.cta-card p{margin:6px 0 0; color:#2e3c61}
.cta-actions{display:flex; gap:10px; align-items:center; flex-wrap:wrap}
.btn{display:inline-block; border:0; border-radius:13px; padding:12px 15px; font-weight:800; cursor:pointer;}
.btn.primary{
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#fff;
  box-shadow: 0 12px 24px rgba(42,137,255,.32), inset 0 -2px 0 rgba(0,0,0,.15);
}
.btn.ghost{ background:#fff; color: var(--ink); border:2px solid #e5edff; }

/* Sections */
section{padding: 10px 0 18px}
section:not(:first-of-type){border-top:1px dashed #e6edf7; margin-top:16px; padding-top:24px}
section h3{margin:0 0 10px; font-size:1.22rem}
section h3::after{
  content:"";
  display:block; height:3px; width:64px; border-radius:3px;
  background: linear-gradient(90deg, var(--accent-3), var(--accent-2));
  margin-top:6px;
}
section p{margin:0 0 10px; color:#2b3b62}

/* Image block */
.image-row{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}
.image-row img{
  width:100%; height:190px; object-fit:cover; border-radius:16px; box-shadow: 0 10px 18px rgba(0,0,0,.12);
  border: 2px solid transparent;
  background-image: linear-gradient(#fff,#fff), linear-gradient(135deg,var(--accent-2),var(--accent-3));
  background-origin: border-box;
  background-clip: content-box, border-box;
  padding:2px; /* to show gradient border */
}

/* Mobile */
@media (max-width: 980px){
  .site-header{margin: 12px auto 0;}
  .header-title{font-size:1rem;}
  .hamburger{display:block;}
  .header .play-btn{display:none;}
  .wrapper{
    grid-template-columns: 1fr;
    gap:16px;
    width: min(100%, 1000px);
  }
  .sidebar{
    position: relative;
display:none;
    top: 0;
    order: -1;
    padding: 0;
    background: transparent;
    box-shadow: none;
    border:none;
    background-image:none;
  }
  .drawer{
    background: var(--panel);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 14px;
    display:none;
    border: 2px solid transparent;
    background-image: linear-gradient(#fff,#fff), linear-gradient(135deg, var(--accent-2), var(--accent-3));
    background-origin: border-box;
    background-clip: padding-box, border-box;
    margin: 0 12px;
  }
  .drawer.open{display:block}
  nav a{border-radius:12px}
  .cta-side{margin-top:12px; padding: 0 14px 14px;}
}
@media (max-width: 740px){
  .hero{min-height: 190px; padding: 30px 20px}
  .image-row{grid-template-columns: 1fr; }
  .image-row img{height:220px}
  .cta-card{flex-direction:column; align-items:flex-start}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important; transition:none!important}
}

/* About section layout */
.about-split{
  display:grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap:16px;
  align-items:start;
}
.about-split .shot{
  width:100%;
  height:560px;
  object-fit:cover;
  border-radius:16px;
  box-shadow: 0 10px 18px rgba(0,0,0,.12);
  border: 2px solid transparent;
  background-image: linear-gradient(#fff,#fff), linear-gradient(135deg,var(--accent-2),var(--accent-3));
  background-origin: border-box;
  background-clip: content-box, border-box;
  padding:2px; /* gradient frame */
}
.about-cta{ margin-top:16px; }

@media (max-width: 980px){
  .about-split{ grid-template-columns: 1fr; }
}