:root{--bg:#050810;--surface:#0c1220;--surface2:#111a2e;--border:#1e2d4a;--accent:#00e5ff;--accent2:#ff6b35;--accent3:#7c3aed;--text:#e8edf5;--text2:#8899b4;--gold:#ffd166;--green:#06ffa5;--red:#ff4060;--font:'Inter',sans-serif;--mono:'JetBrains Mono',monospace;}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--text);font-family:var(--font);min-height:100vh;display:flex;flex-direction:column;}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 70% 50% at 30% 20%,rgba(0,229,255,.06) 0%,transparent 60%),radial-gradient(ellipse 50% 40% at 80% 80%,rgba(124,58,237,.07) 0%,transparent 60%);pointer-events:none;z-index:0}
header {
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  background:rgba(5,8,16,.92);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  max-width: 1400px;
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-icon {
  width: 10px; height: 10px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  animation: spin 20s linear infinite;
  box-shadow: 0 0 20px rgba(0,229,255,0.4);
}
@keyframes spin { to { transform: rotate(360deg); } }
.logo-text { font-size: 22px; font-weight: 800; color: var(--text); letter-spacing: -0.5px; }
.logo-text span { color: var(--accent); }
nav { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
nav a {
  color: var(--text2);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 6px;
  transition: all 0.2s;
  border: 1px solid transparent;
  letter-spacing: 0.3px;
}
nav a:hover { color: var(--accent); border-color: var(--accent); background: rgba(0,229,255,0.06); }
nav a.active { color: var(--accent); border-color: rgba(0,229,255,0.3); background: rgba(0,229,255,0.08); }

.back{padding:7px 14px;border:1px solid var(--border);border-radius:8px;color:var(--text2);text-decoration:none;font-size:13px;font-weight:500;transition:.2s}.back:hover{color:var(--accent);border-color:var(--accent)}
main{flex:1;max-width:900px;margin:0 auto;padding:32px 20px;width:100%;position:relative;z-index:1}
h1{font-size:clamp(24px,4.5vw,42px);font-weight:800;letter-spacing:-1.5px;margin-bottom:6px;text-align:center}
.sub{color:var(--text2);font-size:15px;font-weight:400;margin-bottom:24px;text-align:center;line-height:1.7;max-width:600px;margin-left:auto;margin-right:auto}
.card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:22px;margin-bottom:16px;position:relative;overflow:hidden}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent)}
.card h2{font-size:17px;font-weight:700;margin-bottom:14px}

/* LIVE CLOCKS */
.clocks-row{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:center;margin-bottom:20px}
.clock-box{background:var(--surface2);border:1.5px solid var(--border);border-radius:16px;padding:20px;text-align:center;transition:.2s}
.clock-box:hover{border-color:rgba(0,229,255,.3)}
.tz-badge{display:inline-block;padding:4px 12px;border-radius:100px;font-size:11px;font-family:var(--mono);font-weight:600;letter-spacing:1.5px;margin-bottom:8px;background:rgba(0,229,255,.1);border:1px solid rgba(0,229,255,.2);color:var(--accent)}
.clk{font-family:var(--mono);font-size:clamp(28px,4vw,42px);font-weight:700;color:var(--accent);letter-spacing:-1.5px;line-height:1}
.clk-date{font-size:13px;font-weight:400;color:var(--text2);font-family:var(--mono);margin-top:4px}
.clk-full{font-size:13px;font-weight:400;color:var(--text2);margin-top:3px}
.middle-col{text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}
.diff-pill{background:rgba(255,209,102,.1);border:1px solid rgba(255,209,102,.25);border-radius:100px;padding:4px 12px;font-size:12px;font-family:var(--mono);font-weight:600;color:var(--gold);white-space:nowrap}
.vice-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:rgba(124,58,237,.15);border:1.5px solid rgba(124,58,237,.3);border-radius:10px;color:var(--accent3);text-decoration:none;font-size:13px;font-weight:600;transition:.2s}
.vice-btn:hover{background:rgba(124,58,237,.25);border-color:var(--accent3);transform:scale(1.05)}

/* BIDIRECTIONAL CONVERTER */
.conv-wrap{background:var(--surface2);border:1.5px solid var(--border);border-radius:18px;padding:20px;margin-bottom:16px}
.conv-row{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center}
.conv-block{background:var(--surface);border:2px solid var(--border);border-radius:14px;padding:16px;transition:.3s;cursor:text}
.conv-block:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,229,255,.08)}
.conv-block label{display:block;font-size:11px;font-weight:600;color:var(--text2);font-family:var(--mono);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:8px}
.conv-block input{width:100%;background:transparent;border:none;color:var(--accent);font-family:var(--mono);font-size:clamp(24px,4vw,34px);font-weight:700;outline:none;letter-spacing:-1px}
.conv-block .day-note{font-size:12px;font-weight:500;color:var(--gold);font-family:var(--mono);margin-top:5px;min-height:16px}
.conv-block .ampm{font-size:13px;font-weight:400;color:var(--text2);font-family:var(--mono);margin-top:4px}
.swap-btn{width:48px;height:48px;border-radius:50%;background:rgba(124,58,237,.15);border:2px solid rgba(124,58,237,.3);color:var(--accent3);font-size:20px;cursor:pointer;transition:.3s;display:flex;align-items:center;justify-content:center}
.swap-btn:hover{background:rgba(124,58,237,.3);border-color:var(--accent3);transform:rotate(180deg)}

/* TABLE */
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{background:var(--surface2);padding:10px 14px;text-align:left;font-size:11px;font-family:var(--mono);font-weight:600;letter-spacing:1.5px;color:var(--text2);border-bottom:1px solid var(--border)}
tbody tr{border-bottom:1px solid rgba(30,45,74,.4);transition:background .12s;cursor:pointer}
tbody tr:hover{background:rgba(0,229,255,.04)}
tbody tr.business{background:rgba(6,255,165,.025)}
td{padding:10px 14px;font-size:13px;font-weight:400}
.td-from{font-family:var(--mono);color:var(--text);font-weight:600;font-size:13px}
.td-to{font-family:var(--mono);color:var(--accent);font-weight:700;font-size:13px}
.td-note{font-size:11px;font-weight:500;color:var(--gold);font-family:var(--mono)}
.td-tag{font-size:11px;font-weight:600;padding:2px 8px;border-radius:100px;font-family:var(--mono)}
.td-work{background:rgba(6,255,165,.1);color:var(--green)}
.td-night{background:rgba(255,107,53,.1);color:var(--accent2)}

/* INFO GRID */
.info-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px;margin-bottom:16px}
.info-card{background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:14px}
.info-lbl{font-size:11px;font-weight:600;color:var(--text2);font-family:var(--mono);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:5px}
.info-val{font-size:14px;font-weight:500;color:var(--text)}
.info-val.ac{font-family:var(--mono);color:var(--accent);font-size:13px;font-weight:600}

/* RELATED */
.rel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.rel-a{display:flex;align-items:center;gap:8px;padding:12px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:12px;text-decoration:none;color:var(--text);font-size:13px;font-weight:500;transition:.2s}
.rel-a:hover{border-color:rgba(0,229,255,.3);color:var(--accent);transform:translateY(-1px)}

/* HOW IT WORKS */
.how-grid{display:grid;gap:10px}
.how-step{display:flex;gap:12px;padding:12px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:12px}
.how-num{width:26px;height:26px;border-radius:50%;background:var(--accent);color:#000;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.how-text{font-size:14px;color:var(--text2);line-height:1.65;font-weight:400}
.how-text strong{color:var(--text);display:block;margin-bottom:1px;font-weight:700;font-size:14px}

/* FAQ */
details{background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:14px;margin-bottom:8px}
summary{font-size:14px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between}
summary::after{content:'▾';color:var(--text2);transition:.3s;flex-shrink:0;margin-left:8px}
details[open] summary::after{transform:rotate(180deg)}
details p{font-size:14px;font-weight:400;color:var(--text2);line-height:1.7;margin-top:10px}

@media(max-width:600px){.clocks-row,.conv-row{grid-template-columns:1fr}.middle-col{flex-direction:row}.swap-btn{transform:rotate(90deg)}.swap-btn:hover{transform:rotate(270deg)}}