/* ============================================================
   SEO PLATFORM — DESIGN TOKENS
   Green-first, dark & light, max motion
   ============================================================ */

@import url('https://api.fontshare.com/v2/css?f[]=satoshi@400,500,700,900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Geist+Mono:wght@400;500;600&display=swap');

:root {
  /* TYPOGRAPHY */
  --font-sans: 'Satoshi', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: 'Geist Mono', ui-monospace, 'SF Mono', monospace;

  /* GREEN PALETTE (shared) */
  --g-primary:    oklch(0.78 0.19 150);   /* emerald */
  --g-secondary:  oklch(0.72 0.18 165);   /* teal-green */
  --g-tertiary:   oklch(0.85 0.17 135);   /* lime */
  --g-deep:       oklch(0.45 0.15 155);   /* deep forest */
  --g-glow:       oklch(0.82 0.22 145);   /* glowy neon */

  /* Semantic */
  --warning: oklch(0.82 0.17 85);
  --danger:  oklch(0.68 0.22 25);
  --info:    oklch(0.75 0.15 230);

  /* Shadows */
  --glow-primary: 0 0 0 1px color-mix(in oklab, var(--g-primary) 40%, transparent),
                  0 8px 24px -4px color-mix(in oklab, var(--g-primary) 35%, transparent),
                  0 0 48px -8px color-mix(in oklab, var(--g-primary) 45%, transparent);

  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 18px;
  --radius-xl: 24px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
}

/* DARK (default) */
:root, [data-theme="dark"] {
  --bg:        oklch(0.15 0.01 160);
  --bg-deep:   oklch(0.11 0.015 160);
  --bg-raised: oklch(0.19 0.012 160);
  --bg-elev:   oklch(0.22 0.013 160);
  --card:      oklch(0.18 0.012 160);
  --card-hi:   oklch(0.22 0.014 160);
  --border:    oklch(0.28 0.015 160);
  --border-hi: oklch(0.36 0.02 150);
  --fg:        oklch(0.96 0.01 140);
  --fg-2:      oklch(0.78 0.015 150);
  --fg-3:      oklch(0.58 0.02 155);
  --input:     oklch(0.14 0.012 160);

  --grid-line: color-mix(in oklab, var(--g-primary) 8%, transparent);
  --grid-line-hot: color-mix(in oklab, var(--g-primary) 28%, transparent);

  --noise-opacity: 0.05;
}

/* LIGHT */
[data-theme="light"] {
  --bg:        oklch(0.985 0.004 150);
  --bg-deep:   oklch(0.96 0.006 150);
  --bg-raised: oklch(1 0 0);
  --bg-elev:   oklch(1 0 0);
  --card:      oklch(1 0 0);
  --card-hi:   oklch(0.985 0.004 150);
  --border:    oklch(0.9 0.01 150);
  --border-hi: oklch(0.82 0.02 150);
  --fg:        oklch(0.18 0.015 160);
  --fg-2:      oklch(0.38 0.015 155);
  --fg-3:      oklch(0.55 0.015 155);
  --input:     oklch(0.98 0.004 150);

  --g-primary:   oklch(0.55 0.18 150);
  --g-secondary: oklch(0.58 0.15 170);
  --g-tertiary:  oklch(0.65 0.17 135);
  --g-deep:      oklch(0.4  0.16 155);
  --g-glow:      oklch(0.55 0.2 145);

  --grid-line: color-mix(in oklab, var(--g-deep) 12%, transparent);
  --grid-line-hot: color-mix(in oklab, var(--g-deep) 35%, transparent);

  --noise-opacity: 0.035;
}

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

html {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body {
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
  overflow-x: hidden;
}

::selection { background: var(--g-primary); color: var(--bg-deep); }

/* =====================  GLOBAL UTILS  ===================== */

.mono { font-family: var(--font-mono); }
.dimmed { color: var(--fg-2); }
.dimmer { color: var(--fg-3); }

.grad-text {
  background: linear-gradient(110deg, var(--g-tertiary) 0%, var(--g-primary) 45%, var(--g-secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% 100%;
  animation: gradShift 6s linear infinite;
}
@keyframes gradShift { to { background-position: -200% 0%; } }

/* Noise grain overlay — fixed, pointer-events-none, applied once on body */
.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 1;
  opacity: var(--noise-opacity);
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* Grid background */
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 0%, black 40%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

/* Floating orb */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  pointer-events: none;
  will-change: transform;
}

/* Pill / badge */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  font-size: 11px; font-weight: 600;
  font-family: var(--font-mono);
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--fg-2);
  letter-spacing: 0.02em;
}
.pill.on {
  color: var(--g-primary);
  border-color: color-mix(in oklab, var(--g-primary) 45%, transparent);
  background: color-mix(in oklab, var(--g-primary) 10%, transparent);
}
.pill .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--g-primary);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--g-primary) 60%, transparent);
  animation: pulseDot 1.8s ease-out infinite;
}
@keyframes pulseDot {
  0%   { box-shadow: 0 0 0 0   color-mix(in oklab, var(--g-primary) 60%, transparent); }
  70%  { box-shadow: 0 0 0 8px color-mix(in oklab, var(--g-primary) 0%,  transparent); }
  100% { box-shadow: 0 0 0 0   color-mix(in oklab, var(--g-primary) 0%,  transparent); }
}

/* Buttons */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .25s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--fg);
  user-select: none;
  overflow: hidden;
  isolation: isolate;
}
.btn:hover { transform: translateY(-1px); border-color: var(--border-hi); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(110deg, var(--g-tertiary), var(--g-primary) 60%, var(--g-secondary));
  border: 1px solid color-mix(in oklab, var(--g-primary) 60%, transparent);
  color: oklch(0.12 0.02 160);
  box-shadow: 0 8px 24px -8px color-mix(in oklab, var(--g-primary) 60%, transparent),
              inset 0 1px 0 color-mix(in oklab, white 40%, transparent);
}
.btn-primary:hover {
  box-shadow: 0 12px 32px -6px color-mix(in oklab, var(--g-primary) 70%, transparent),
              inset 0 1px 0 color-mix(in oklab, white 50%, transparent);
}

.btn-ghost { background: transparent; }
.btn-sm { padding: 8px 14px; font-size: 13px; }
.btn-xs { padding: 6px 10px; font-size: 12px; border-radius: 8px; }

/* Shimmer on primary hover */
.btn-primary::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, color-mix(in oklab, white 40%, transparent) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .8s var(--ease);
  z-index: -1;
}
.btn-primary:hover::before { transform: translateX(120%); }

/* Card */
.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color .2s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.card:hover { border-color: var(--border-hi); }

/* Glass */
.glass {
  background: color-mix(in oklab, var(--bg-raised) 65%, transparent);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
}

/* Input */
.input, .textarea, .select {
  width: 100%;
  padding: 11px 14px;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--g-primary);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--g-primary) 20%, transparent);
}
.textarea { resize: vertical; min-height: 96px; font-family: var(--font-mono); font-size: 13px; }

/* Chip */
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px;
  font-size: 11px; font-weight: 500;
  font-family: var(--font-mono);
  border-radius: 6px;
  background: color-mix(in oklab, var(--g-primary) 14%, transparent);
  color: var(--g-primary);
  border: 1px solid color-mix(in oklab, var(--g-primary) 30%, transparent);
}

/* kbd */
kbd {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 5px;
  font-family: var(--font-mono); font-size: 10.5px;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 4px;
  color: var(--fg-2);
}

/* Tooltip-ish divider */
hr.divider { border: none; height: 1px; background: var(--border); margin: 0; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--border-hi); }

/* Scroll-reveal default hidden state */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease-out-expo), transform .7s var(--ease-out-expo); }
[data-reveal].in { opacity: 1; transform: none; }

/* Orb float */
@keyframes orbFloat {
  from { translate: 0 0; }
  to   { translate: 40px -30px; }
}

/* Typewriter caret */
.tw-caret { display: inline-block; color: var(--g-primary); margin-left: 2px; animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }

/* Shimmer line */
@keyframes shimmer { to { background-position: -200% 0; } }

/* Ticker */
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.ticker-track { display: flex; gap: 40px; width: max-content; animation: ticker 40s linear infinite; }
.ticker-track:hover { animation-play-state: paused; }
.ticker-row { display:flex; gap:40px; white-space:nowrap; font-family:var(--font-mono); font-size:13px; color:var(--fg-2); }
.ticker-row .dot { color: var(--g-primary); }

/* Shiny divider */
.hline { height:1px; width:100%; background: linear-gradient(90deg, transparent, var(--border), transparent); }

/* Code pill */
.code-pill { font-family:var(--font-mono); font-size:11px; padding:3px 8px; border-radius:6px; background: var(--bg-deep); border:1px solid var(--border); color:var(--fg-2); }

/* Tool card */
.tool-card { position:relative; background: var(--card); border:1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; transition: border-color .25s, transform .25s var(--ease); overflow:hidden; transform-style: preserve-3d; }
.tool-card::before {
  content:''; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
  background: radial-gradient(300px circle at var(--mx,50%) var(--my,50%), color-mix(in oklab, var(--g-primary) 22%, transparent), transparent 60%);
  opacity:0; transition: opacity .3s;
}
.tool-card:hover { border-color: color-mix(in oklab, var(--g-primary) 50%, var(--border)); }
.tool-card:hover::before { opacity:1; }
.tool-card .tc-icon {
  width:38px; height:38px; border-radius:10px;
  background: color-mix(in oklab, var(--g-primary) 14%, var(--card-hi));
  border:1px solid color-mix(in oklab, var(--g-primary) 28%, var(--border));
  display:grid; place-items:center;
  color: var(--g-primary);
}

/* Section label */
.eyebrow { font-family:var(--font-mono); font-size:11px; letter-spacing:0.14em; text-transform:uppercase; color:var(--fg-3); display:inline-flex; align-items:center; gap:8px; }
.eyebrow::before { content:''; width:24px; height:1px; background: var(--g-primary); }

/* Big display */
.display {
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 0.95;
}

/* Bento cell */
.bento { background: var(--card); border:1px solid var(--border); border-radius: var(--radius-xl); padding:28px; position:relative; overflow:hidden; transition: border-color .25s; }
.bento:hover { border-color: var(--border-hi); }

/* Checkmark */
.ck { display:inline-flex; width:18px; height:18px; border-radius:50%; background: color-mix(in oklab, var(--g-primary) 20%, transparent); color: var(--g-primary); align-items:center; justify-content:center; flex:none; }

/* Status indicators */
.sdot { width:7px; height:7px; border-radius:50%; }
.sdot.on    { background: var(--g-primary); box-shadow: 0 0 8px var(--g-primary); }
.sdot.warn  { background: var(--warning); }
.sdot.off   { background: var(--danger); }

/* Number display with mono */
.numdisp { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-feature-settings: "ss01", "tnum"; }

/* Focus ring */
.btn:focus-visible, .input:focus-visible { outline: 2px solid var(--g-primary); outline-offset: 2px; }

/* Segmented */
.seg { display:inline-flex; padding:3px; background: var(--input); border:1px solid var(--border); border-radius: 10px; gap:2px; }
.seg button { padding:6px 12px; border-radius:7px; border:none; background:transparent; color: var(--fg-2); font-family: var(--font-mono); font-size:12px; font-weight:500; cursor:pointer; transition: background .2s, color .2s; }
.seg button.active { background: var(--bg-raised); color: var(--fg); box-shadow: 0 1px 0 var(--border-hi) inset; }

/* Inline bar graph */
.bar { height:4px; border-radius:999px; background: var(--border); overflow:hidden; }
.bar > i { display:block; height:100%; background: linear-gradient(90deg, var(--g-tertiary), var(--g-primary)); border-radius:inherit; transition: width .6s var(--ease); }

/* Sparkline dot pulse */
@keyframes rankPulse { 0%,100% { opacity:1 } 50% { opacity:0.4 } }
.rank-pulse { animation: rankPulse 2s ease-in-out infinite; }

/* Marquee fade edges */
.marq { position:relative; overflow:hidden; }
.marq::before, .marq::after { content:''; position:absolute; top:0; bottom:0; width:120px; pointer-events:none; z-index:2; }
.marq::before { left:0; background: linear-gradient(90deg, var(--bg), transparent); }
.marq::after  { right:0; background: linear-gradient(-90deg, var(--bg), transparent); }

/* Tab */
.tab { padding: 10px 2px; font-size: 13px; color: var(--fg-2); position: relative; cursor:pointer; font-weight:500; border:none; background:transparent; font-family: var(--font-sans); }
.tab.active { color: var(--fg); }
.tab.active::after { content:''; position:absolute; left:0; right:0; bottom:-1px; height:2px; background: linear-gradient(90deg, var(--g-tertiary), var(--g-primary)); border-radius:2px; }

/* Table */
.tbl { width:100%; border-collapse: separate; border-spacing: 0; font-size: 13px; }
.tbl thead th { font-weight:500; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing:0.08em; color: var(--fg-3); text-align:left; padding: 10px 14px; border-bottom: 1px solid var(--border); background: var(--bg-raised); position: sticky; top:0; }
.tbl tbody td { padding: 12px 14px; border-bottom: 1px solid var(--border); color: var(--fg); }
.tbl tbody tr:hover td { background: color-mix(in oklab, var(--g-primary) 5%, transparent); }

/* Mobile frame wrapper */
.phone-shell { width: 320px; border-radius: 44px; border:1px solid var(--border); padding: 8px; background: linear-gradient(180deg, var(--bg-deep), var(--bg)); box-shadow: 0 40px 80px -20px rgba(0,0,0,.5), 0 0 0 2px var(--border-hi); }

/* Animated background dots */
@keyframes drift {
  from { transform: translateY(0); }
  to   { transform: translateY(-40px); }
}

/* Nav link hover */
.nav-link:hover { color: var(--fg); background: color-mix(in oklab, var(--g-primary) 10%, transparent); }

/* Chip button (filter) */
.chip-btn {
  display: inline-flex; align-items:center; gap:6px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--card); border:1px solid var(--border); color:var(--fg-2);
  font-size: 13px; font-weight: 500; cursor: pointer;
  font-family: var(--font-sans);
  transition: background .2s, color .2s, border-color .2s;
}
.chip-btn:hover { color: var(--fg); border-color: var(--border-hi); }
.chip-btn.active {
  background: color-mix(in oklab, var(--g-primary) 14%, var(--card));
  border-color: color-mix(in oklab, var(--g-primary) 45%, transparent);
  color: var(--g-primary);
}

/* Hero title letter animation */
.hero-title span { display: inline-block; }

/* Sidebar */
.sidebar {
  width: 248px; flex: none;
  background: var(--bg-deep);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  padding: 14px 12px;
  gap: 2px;
  height: 100vh; position: sticky; top: 0;
  overflow-y: auto;
}
.sidebar.collapsed { width: 64px; }
.sidebar .sb-group { font-size: 10.5px; font-family: var(--font-mono); text-transform: uppercase; color: var(--fg-3); letterSpacing: 0.12em; padding: 14px 10px 6px; }
.sb-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 8px;
  color: var(--fg-2); font-size: 13.5px; font-weight: 500;
  cursor: pointer; border:none; background: transparent;
  text-align: left; width: 100%;
  transition: background .15s, color .15s;
}
.sb-item:hover { color: var(--fg); background: color-mix(in oklab, var(--g-primary) 8%, transparent); }
.sb-item.active { color: var(--g-primary); background: color-mix(in oklab, var(--g-primary) 14%, transparent); }
.sb-item .caret { margin-left: auto; font-size: 11px; color: var(--fg-3); font-family: var(--font-mono); }

/* Stat card */
.stat {
  padding: 22px; background: var(--card); border:1px solid var(--border); border-radius: var(--radius-lg);
  position: relative; overflow: hidden;
}
.stat::before { content:''; position:absolute; top:0; left:0; right:0; height:1px; background: linear-gradient(90deg, transparent, var(--g-primary), transparent); opacity: 0.5; }
.stat .lbl { font-size: 12px; color: var(--fg-3); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.06em; }
.stat .val { font-size: 30px; font-weight: 700; letter-spacing: -0.03em; margin-top: 8px; font-family: var(--font-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.stat .delta { font-size: 11.5px; font-family: var(--font-mono); white-space: nowrap; }
.stat .sub { font-size: 11.5px; color: var(--fg-3); font-family: var(--font-mono); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.stat .delta.up { color: var(--g-primary); }

/* Modal / popup */
.pop {
  position: absolute; z-index: 40;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 20px 50px -12px rgba(0,0,0,.4);
  padding: 6px;
  min-width: 220px;
}
.pop button {
  width:100%; text-align:left; padding: 9px 12px; border-radius: 8px; background: transparent; border: none;
  color: var(--fg); font-size: 13.5px; font-family: var(--font-sans); cursor:pointer; display:flex; align-items:center; gap:10px;
}
.pop button:hover { background: color-mix(in oklab, var(--g-primary) 10%, transparent); }

/* Tag */
.tag { display:inline-flex; align-items:center; gap:4px; padding:2px 8px; border-radius: 5px; background: var(--input); font-family: var(--font-mono); font-size: 11px; color: var(--fg-2); border:1px solid var(--border); }

/* Responsive landing */
@media (max-width: 900px) {
  .bento-grid { grid-template-columns: 1fr !important; grid-template-rows: auto !important; min-height: auto !important; }
  .bento-grid > div { grid-column: auto !important; grid-row: auto !important; }
  .pricing-grid { grid-template-columns: 1fr 1fr !important; }
  .nav-links { display: none !important; }
  .hero-stats { grid-template-columns: 1fr 1fr !important; }
  .tools-grid { grid-template-columns: 1fr 1fr !important; }
}
@media (max-width: 560px) {
  .pricing-grid { grid-template-columns: 1fr !important; }
  .hero-stats { grid-template-columns: 1fr !important; }
  .tools-grid { grid-template-columns: 1fr !important; }
}