/* ── Reset & Base ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a1628;--bg2:#0d1f3c;--cyan:#00d4ff;--purple:#7c3aed;
  --glass:rgba(255,255,255,.05);--glass-border:rgba(255,255,255,.08);
  --text:#e2e8f0;--text-dim:#94a3b8;--green:#10b981;--red:#ef4444;--yellow:#f59e0b;
  --radius:16px;--glow:0 0 30px rgba(0,212,255,.15);
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden;position:relative}
#bg-canvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.4}

/* ── Typography ── */
h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;letter-spacing:-.02em;line-height:1.15}
h2{font-size:1.5rem;font-weight:700;margin-bottom:1.25rem}
.gradient-text{background:linear-gradient(135deg,var(--cyan),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.subtitle{color:var(--text-dim);font-size:1.15rem;max-width:600px;margin:1rem auto 0}

/* ── Layout ── */
main{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:0 1.5rem 4rem}
.section{margin-bottom:3rem}
.section-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;margin-bottom:1.25rem}
.section-header h2{margin-bottom:0}

/* ── Hero ── */
.hero{position:relative;z-index:1;text-align:center;padding:5rem 1.5rem 3rem}
.live-badge{display:inline-flex;align-items:center;gap:.5rem;background:rgba(16,185,129,.15);border:1px solid rgba(16,185,129,.3);color:var(--green);font-size:.8rem;font-weight:700;letter-spacing:.08em;padding:.4rem 1rem;border-radius:999px;margin-bottom:1.25rem}
.pulse{width:8px;height:8px;background:var(--green);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(16,185,129,.5)}50%{box-shadow:0 0 0 8px rgba(16,185,129,0)}}

/* ── Glass Card ── */
.glass{background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius);transition:transform .25s,box-shadow .25s}
.glass:hover{transform:translateY(-2px);box-shadow:var(--glow)}

/* ── Savings Ticker ── */
.ticker-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem}
.ticker-card{composes:glass;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:2rem;text-align:center;transition:transform .25s,box-shadow .25s}
.ticker-card:hover{transform:translateY(-2px);box-shadow:var(--glow)}
.ticker-icon{font-size:2rem;margin-bottom:.5rem}
.ticker-value{font-size:2.5rem;font-weight:800;font-variant-numeric:tabular-nums;background:linear-gradient(135deg,var(--cyan),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.ticker-label{color:var(--text-dim);font-size:.85rem;margin-top:.25rem;text-transform:uppercase;letter-spacing:.05em}

/* ── Toggle ── */
.toggle-wrapper{display:flex;align-items:center;gap:.75rem}
.toggle-label{font-size:.85rem;font-weight:600;transition:color .3s}
.toggle-label-off{color:var(--red)}
.toggle-label-on{color:var(--green)}
.toggle{position:relative;width:52px;height:28px;flex-shrink:0}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;inset:0;background:var(--red);border-radius:999px;cursor:pointer;transition:background .3s}
.toggle-slider::before{content:'';position:absolute;left:3px;top:3px;width:22px;height:22px;background:#fff;border-radius:50%;transition:transform .3s}
.toggle input:checked+.toggle-slider{background:var(--green)}
.toggle input:checked+.toggle-slider::before{transform:translateX(24px)}

/* ── Cluster Grid ── */
.cluster-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}
.cluster-card{background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:1.25rem;transition:transform .25s,box-shadow .25s}
.cluster-card:hover{transform:translateY(-2px);box-shadow:var(--glow)}
.cluster-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}
.cluster-header img{width:28px;height:28px;opacity:.85}
.cluster-name{font-weight:700;font-size:1rem}
.cluster-status{font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:.2rem .6rem;border-radius:999px;margin-left:auto}
.status-running{background:rgba(0,212,255,.15);color:var(--cyan)}
.status-hibernated{background:rgba(124,58,237,.15);color:var(--purple)}
.status-optimized{background:rgba(16,185,129,.15);color:var(--green)}
.status-wasteful{background:rgba(239,68,68,.15);color:var(--red)}

/* Gauge */
.gauge-track{height:8px;background:rgba(255,255,255,.08);border-radius:999px;overflow:hidden;margin:.75rem 0 .5rem}
.gauge-fill{height:100%;border-radius:999px;transition:width .8s ease}
.gauge-green{background:linear-gradient(90deg,#10b981,#34d399)}
.gauge-yellow{background:linear-gradient(90deg,#f59e0b,#fbbf24)}
.gauge-red{background:linear-gradient(90deg,#ef4444,#f87171)}
.cluster-meta{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-dim)}

/* ── Split Section ── */
.split-section{display:grid;grid-template-columns:1fr 1.4fr;gap:1.5rem}
@media(max-width:768px){.split-section{grid-template-columns:1fr}}
.split-left,.split-right{background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:1.5rem}
.chart-container{position:relative;height:280px}

/* ── Activity Feed ── */
.activity-feed{max-height:320px;overflow-y:auto;display:flex;flex-direction:column;gap:.5rem;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) transparent}
.activity-item{display:flex;gap:.75rem;align-items:flex-start;padding:.6rem .75rem;border-radius:10px;background:rgba(255,255,255,.03);font-size:.85rem;animation:slideIn .3s ease}
@keyframes slideIn{from{opacity:0;transform:translateX(-12px)}to{opacity:1;transform:translateX(0)}}
.activity-dot{width:8px;height:8px;border-radius:50%;margin-top:6px;flex-shrink:0}
.activity-time{color:var(--text-dim);font-size:.75rem;white-space:nowrap;margin-left:auto;flex-shrink:0}
.dot-hibernate{background:var(--purple)}.dot-scale{background:var(--cyan)}.dot-optimize{background:var(--green)}.dot-alert{background:var(--yellow)}

/* ── ROI Calculator ── */
.roi-card{background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:2rem;display:grid;grid-template-columns:1fr 1.5fr;gap:2rem;align-items:center}
@media(max-width:768px){.roi-card{grid-template-columns:1fr}}
.roi-input-group label{display:block;font-weight:600;margin-bottom:.5rem}
.roi-input-wrapper{position:relative;margin-bottom:1rem}
.roi-dollar{position:absolute;left:1rem;top:50%;transform:translateY(-50%);color:var(--text-dim);font-size:1.2rem;font-weight:700}
.roi-input-wrapper input{width:100%;padding:.75rem 1rem .75rem 2rem;font-size:1.2rem;font-weight:700;border:1px solid var(--glass-border);border-radius:10px;background:rgba(255,255,255,.05);color:var(--text);outline:none;transition:border-color .3s}
.roi-input-wrapper input:focus{border-color:var(--cyan)}
input[type=range]{-webkit-appearance:none;width:100%;height:6px;background:rgba(255,255,255,.1);border-radius:999px;outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;background:linear-gradient(135deg,var(--cyan),var(--purple));border-radius:50%;cursor:pointer;box-shadow:0 0 10px rgba(0,212,255,.4)}
.roi-results{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;text-align:center}
@media(max-width:600px){.roi-results{grid-template-columns:1fr}}
.roi-stat-value{font-size:1.8rem;font-weight:800;font-variant-numeric:tabular-nums;color:var(--cyan)}
.roi-highlight{background:linear-gradient(135deg,var(--cyan),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:2.2rem!important}
.roi-stat-label{color:var(--text-dim);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;margin-top:.25rem}

/* ── CTA ── */
.cta-section{text-align:center;padding:3rem 1.5rem}
.cta-section p{color:var(--text-dim);margin-bottom:2rem;font-size:1.1rem}
.cta-button{display:inline-block;padding:1rem 2.5rem;font-size:1.1rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--cyan),var(--purple));border:none;border-radius:12px;text-decoration:none;cursor:pointer;transition:transform .2s,box-shadow .2s}
.cta-button:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,212,255,.3)}

/* ── Footer ── */
footer{position:relative;z-index:1;text-align:center;padding:2rem;color:var(--text-dim);font-size:.8rem;border-top:1px solid var(--glass-border)}