/* Thunder — OSS IAM by WSO2
   Built atop Oxygen UI tokens, overridden for a distinct dark-teal brand. */

@import url('colors_and_type.css');

:root {
  /* Brand override — Thunder teal */
  --thunder-primary: #10996b;
  --thunder-primary-soft: #1abc80;
  --thunder-primary-dim: #0a6b4a;
  --thunder-accent: #7af0b8;          /* electric-mint highlight */
  --thunder-bolt-grad: linear-gradient(135deg, #7af0b8 0%, #10996b 55%, #0a6b4a 100%);
  --thunder-glow: 0 0 48px rgba(16, 153, 107, 0.35);

  /* Dark surfaces — carbon with a green-leaning black */
  --t-bg: #07100c;
  --t-bg-elev: #0d1814;
  --t-bg-elev-2: #122220;
  --t-paper: rgba(18, 34, 30, 0.72);
  --t-border: rgba(255, 255, 255, 0.07);
  --t-border-strong: rgba(122, 240, 184, 0.18);

  --t-text: #e8efe9;
  --t-text-dim: #98a7a0;
  --t-text-muted: #5f6b65;
  --t-code-bg: #0a1511;
  --t-code-border: rgba(122, 240, 184, 0.12);
}

* { box-sizing: border-box; }

html, body {
  background: var(--t-bg);
  color: var(--t-text);
  font-family: var(--font-sans);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

/* Ambient page glow */
body.thunder {
  background:
    radial-gradient(1200px 700px at 75% -10%, rgba(16, 153, 107, 0.22), transparent 60%),
    radial-gradient(900px 560px at 10% 10%, rgba(122, 240, 184, 0.08), transparent 55%),
    var(--t-bg);
  background-attachment: fixed;
}

a { color: inherit; text-decoration: none; }

::selection { background: rgba(122, 240, 184, 0.28); color: #fff; }

.mono { font-family: var(--font-mono); }

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---- Nav ----------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: rgba(7, 16, 12, 0.72);
  border-bottom: 1px solid var(--t-border);
}
.nav-inner {
  display: flex; align-items: center; gap: 32px;
  padding: 16px 0;
}
.nav-links { display: flex; gap: 28px; flex: 1; }
.nav-links a {
  font-size: 13.5px; color: var(--t-text-dim);
  transition: color .15s;
}
.nav-links a:hover { color: var(--t-text); }
.nav-right { display: flex; align-items: center; gap: 14px; }

/* Stars pill */
.stars-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--t-border);
  border-radius: 999px;
  background: rgba(255,255,255,0.02);
  font-size: 12.5px;
  color: var(--t-text-dim);
  transition: border-color .2s, color .2s;
}
.stars-pill:hover { border-color: var(--t-border-strong); color: var(--t-text); }
.stars-pill .count { color: var(--t-text); font-weight: 500; }

/* ---- Buttons (override) ------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-sans);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s, border-color .2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--thunder-primary);
  color: #041510;
  font-weight: 600;
  box-shadow: 0 1px 0 rgba(255,255,255,0.15) inset, 0 8px 24px rgba(16,153,107,0.28);
}
.btn-primary:hover {
  background: var(--thunder-primary-soft);
  box-shadow: 0 1px 0 rgba(255,255,255,0.2) inset, 0 10px 30px rgba(16,153,107,0.45);
}

.btn-ghost {
  background: rgba(255,255,255,0.03);
  border-color: var(--t-border);
  color: var(--t-text);
}
.btn-ghost:hover { border-color: var(--t-border-strong); background: rgba(255,255,255,0.05); }

.btn-icon-only {
  padding: 10px; border-radius: 10px;
  background: transparent; border-color: var(--t-border);
  color: var(--t-text);
}

/* Download split button */
.dl-btn {
  display: inline-flex;
  border-radius: 12px;
  border: 1px solid var(--t-border);
  background: rgba(255,255,255,0.03);
  overflow: hidden;
  transition: border-color .2s, background .2s;
}
.dl-btn:hover { border-color: var(--t-border-strong); background: rgba(255,255,255,0.055); }
.dl-btn-main {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 18px;
  cursor: pointer;
  color: var(--t-text);
  font-size: 14px;
}
.dl-btn-main .os { font-size: 11px; color: var(--t-text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.dl-btn-main .lbl { font-weight: 500; }
.dl-btn-divider { width: 1px; background: var(--t-border); }
.dl-btn-arch {
  display: flex; align-items: center; padding: 0 14px;
  color: var(--t-text-dim); cursor: pointer;
  font-size: 12px; font-family: var(--font-mono);
}
.dl-btn-arch:hover { color: var(--thunder-accent); }

/* ---- Hero --------------------------------------------------- */
.hero {
  position: relative;
  padding: 88px 0 72px;
  overflow: hidden;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px 6px 6px;
  border-radius: 999px;
  background: rgba(122, 240, 184, 0.08);
  border: 1px solid rgba(122, 240, 184, 0.2);
  font-size: 12.5px;
  color: var(--thunder-accent);
  margin-bottom: 28px;
}
.hero-eyebrow .tag {
  background: var(--thunder-primary);
  color: #041510;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.02em;
}
.hero h1 {
  font-size: clamp(48px, 6.2vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: 300;
  margin: 0 0 26px;
  color: var(--t-text);
  max-width: 14ch;
}
.hero h1 .accent {
  background: linear-gradient(92deg, #7af0b8 0%, #10996b 60%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 400;
  font-style: italic;
}
.hero-sub {
  font-size: 18px; line-height: 1.55;
  color: var(--t-text-dim);
  max-width: 560px;
  margin: 0 0 36px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero-meta {
  margin-top: 28px;
  display: flex; flex-wrap: wrap; gap: 20px;
  font-size: 12.5px; color: var(--t-text-muted);
  font-family: var(--font-mono);
}
.hero-meta b { color: var(--thunder-accent); font-weight: 500; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}

/* Hero right-side visual: terminal */
.terminal {
  background: linear-gradient(180deg, rgba(13,24,20,0.95) 0%, rgba(10,21,17,0.92) 100%);
  border: 1px solid var(--t-border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--thunder-glow), 0 30px 80px -20px rgba(0,0,0,0.6), 0 0 0 1px rgba(122,240,184,0.04) inset;
  position: relative;
}
.terminal-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--t-border);
  background: rgba(255,255,255,0.02);
}
.dots { display: flex; gap: 6px; }
.dots span { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.dots span:nth-child(1) { background: #ff6058; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #2bc94a; }
.terminal-title {
  font-family: var(--font-mono); font-size: 12px; color: var(--t-text-muted);
}
.terminal-tabs { display: flex; gap: 2px; margin-left: auto; }
.terminal-tab {
  font-family: var(--font-mono); font-size: 11.5px;
  padding: 5px 12px; border-radius: 6px;
  color: var(--t-text-muted); cursor: pointer;
  border: 1px solid transparent;
}
.terminal-tab.active { color: var(--thunder-accent); background: rgba(122,240,184,0.06); border-color: rgba(122,240,184,0.18); }
.terminal-tab:hover:not(.active) { color: var(--t-text-dim); }

.terminal-body {
  padding: 22px 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: #d7e4da;
  min-height: 280px;
}
.terminal-body .prompt { color: var(--thunder-accent); user-select: none; }
.terminal-body .cmt    { color: #5f7a6b; }
.terminal-body .str    { color: #b8e6a0; }
.terminal-body .key    { color: #e4b86b; }
.terminal-body .punct  { color: #7a8b81; }
.terminal-body .ok     { color: #7af0b8; }
.terminal-body .dim    { color: var(--t-text-muted); }
.terminal-body .flash  { color: var(--thunder-accent); }

.cursor {
  display: inline-block; width: 8px; height: 15px;
  background: var(--thunder-accent); vertical-align: text-bottom;
  animation: blink 1.05s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* Subtle scan line on terminal */
.terminal::after {
  content: ''; position: absolute; inset: 0;
  background: repeating-linear-gradient(180deg, transparent 0 2px, rgba(255,255,255,0.012) 2px 3px);
  pointer-events: none;
}

/* ---- Section scaffolding ------------------------------------ */
section { padding: 96px 0; position: relative; }

.section-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12px;
  color: var(--thunder-accent); text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 18px;
}
.section-label::before {
  content: ''; width: 22px; height: 1px;
  background: var(--thunder-accent);
}

.section-title {
  font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 1.08;
  max-width: 22ch;
  margin: 0 0 18px;
}
.section-sub {
  color: var(--t-text-dim); font-size: 16.5px; line-height: 1.6;
  max-width: 58ch; margin: 0;
}

/* ---- Install section --------------------------------------- */
.install-wrap {
  margin-top: 56px;
  display: grid; grid-template-columns: 360px 1fr;
  gap: 32px;
  align-items: stretch;
}

.install-cards { display: flex; flex-direction: column; gap: 12px; }
.install-card {
  padding: 18px;
  border: 1px solid var(--t-border);
  border-radius: 14px;
  background: rgba(255,255,255,0.02);
  display: flex; align-items: center; gap: 16px;
  transition: border-color .2s, background .2s, transform .2s;
  cursor: pointer;
}
.install-card:hover {
  border-color: var(--t-border-strong);
  background: rgba(122, 240, 184, 0.03);
  transform: translateY(-1px);
}
.install-card .os-ico {
  width: 42px; height: 42px; border-radius: 10px;
  background: rgba(122, 240, 184, 0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--thunder-accent);
  flex-shrink: 0;
}
.install-card .os-main { font-size: 14.5px; font-weight: 500; color: var(--t-text); }
.install-card .os-meta { font-size: 12px; color: var(--t-text-muted); font-family: var(--font-mono); margin-top: 2px; }
.install-card .arrow-r {
  margin-left: auto; color: var(--t-text-muted); transition: color .2s, transform .2s;
}
.install-card:hover .arrow-r { color: var(--thunder-accent); transform: translateX(3px); }

/* Install code block (bigger) */
.install-code {
  background: var(--t-code-bg);
  border: 1px solid var(--t-border);
  border-radius: 14px;
  overflow: hidden;
  display: flex; flex-direction: column;
}
.install-code-head {
  display: flex; align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--t-border);
  background: rgba(255,255,255,0.02);
}
.install-code-head .title { font-family: var(--font-mono); font-size: 12.5px; color: var(--t-text-dim); }
.install-code-tabs { display: flex; gap: 2px; margin-left: auto; }
.install-code-tab {
  font-family: var(--font-mono); font-size: 12px;
  padding: 5px 12px; border-radius: 6px;
  color: var(--t-text-muted); cursor: pointer;
  border: 1px solid transparent;
}
.install-code-tab.active { color: var(--thunder-accent); background: rgba(122,240,184,0.06); border-color: rgba(122,240,184,0.18); }
.install-code-tab:hover:not(.active) { color: var(--t-text-dim); }

.install-code-body {
  padding: 24px 26px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.75;
  color: #d7e4da;
  flex: 1;
  overflow: auto;
  position: relative;
}
.install-code-body .cmt  { color: #5f7a6b; }
.install-code-body .cmd  { color: var(--thunder-accent); }
.install-code-body .arg  { color: #e4b86b; }
.install-code-body .str  { color: #b8e6a0; }
.install-code-body .pth  { color: #a0d8ff; }

.copy-btn {
  position: absolute; top: 16px; right: 16px;
  padding: 6px 10px; font-size: 11.5px;
  font-family: var(--font-mono);
  border: 1px solid var(--t-border);
  background: rgba(255,255,255,0.03);
  color: var(--t-text-dim);
  border-radius: 6px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color .2s, border-color .2s;
}
.copy-btn:hover { color: var(--thunder-accent); border-color: var(--t-border-strong); }

/* ---- Features grid ------------------------------------------ */
.features {
  margin-top: 56px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--t-border);
  border: 1px solid var(--t-border);
  border-radius: 16px;
  overflow: hidden;
}
.feature {
  padding: 34px 30px;
  background: var(--t-bg);
  transition: background .2s;
  position: relative;
}
.feature:hover { background: var(--t-bg-elev); }
.feature .f-ico {
  width: 44px; height: 44px; border-radius: 10px;
  background: rgba(122, 240, 184, 0.08);
  color: var(--thunder-accent);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.feature h3 {
  font-size: 18px; font-weight: 500;
  margin: 0 0 8px; letter-spacing: -0.01em;
}
.feature p {
  font-size: 13.5px; color: var(--t-text-dim);
  line-height: 1.6; margin: 0;
}

/* ---- Agent spotlight ---------------------------------------- */
.spotlight {
  margin-top: 48px;
  padding: 48px;
  border-radius: 20px;
  border: 1px solid var(--t-border-strong);
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(16,153,107,0.18), transparent 70%),
    linear-gradient(180deg, rgba(18,34,30,0.6), rgba(10,21,17,0.4));
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: center;
  position: relative; overflow: hidden;
}
.spotlight h2 {
  font-size: 38px; font-weight: 300;
  letter-spacing: -0.025em; line-height: 1.1;
  margin: 14px 0 18px;
}
.spotlight p {
  color: var(--t-text-dim); font-size: 15.5px; line-height: 1.6; margin: 0 0 26px;
}
.spotlight-entity-diagram {
  position: relative;
  background: var(--t-code-bg);
  border: 1px solid var(--t-border);
  border-radius: 14px;
  padding: 28px;
  min-height: 320px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}

/* Entity nodes */
.entity {
  padding: 16px;
  border: 1px solid var(--t-border);
  border-radius: 10px;
  background: rgba(255,255,255,0.02);
  font-family: var(--font-mono); font-size: 12px;
  color: var(--t-text-dim);
  position: relative;
  transition: border-color .25s, color .25s;
}
.entity .label {
  font-family: var(--font-sans); font-size: 11px;
  color: var(--t-text-muted); text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.entity .name { color: var(--t-text); font-size: 14px; margin-bottom: 6px; font-family: var(--font-sans); font-weight: 500; }
.entity.agent {
  border-color: var(--thunder-accent);
  background: rgba(122,240,184,0.06);
  box-shadow: 0 0 0 3px rgba(122,240,184,0.1);
}
.entity.agent .name { color: var(--thunder-accent); }

/* ---- SDK / samples ------------------------------------------ */
.sdk-grid {
  margin-top: 56px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.sdk-card {
  padding: 24px 22px;
  border: 1px solid var(--t-border);
  border-radius: 14px;
  background: rgba(255,255,255,0.02);
  transition: border-color .2s, transform .2s, background .2s;
  cursor: pointer;
  display: flex; flex-direction: column; gap: 14px;
  min-height: 180px;
}
.sdk-card:hover {
  border-color: var(--t-border-strong);
  background: rgba(122, 240, 184, 0.03);
  transform: translateY(-2px);
}
.sdk-card .sdk-head { display: flex; align-items: center; justify-content: space-between; }
.sdk-card .logo {
  width: 40px; height: 40px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.04);
  color: var(--t-text);
}
.sdk-card h4 { font-size: 15px; font-weight: 500; margin: 0; }
.sdk-card p { font-size: 12.5px; color: var(--t-text-dim); margin: 0; line-height: 1.55; }
.sdk-card .sdk-link { font-size: 12px; color: var(--thunder-accent); font-family: var(--font-mono); margin-top: auto; display: inline-flex; align-items: center; gap: 6px; }

/* ---- CTA band ----------------------------------------------- */
.cta-band {
  margin: 0 auto;
  max-width: 1240px;
  padding: 64px 48px;
  border-radius: 24px;
  border: 1px solid var(--t-border-strong);
  background:
    radial-gradient(700px 320px at 0% 0%, rgba(122,240,184,0.15), transparent 60%),
    radial-gradient(700px 320px at 100% 100%, rgba(16,153,107,0.18), transparent 60%),
    linear-gradient(180deg, rgba(18,34,30,0.8), rgba(10,21,17,0.6));
  position: relative; overflow: hidden;
  text-align: center;
}
.cta-band h2 {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 300; letter-spacing: -0.03em; line-height: 1.05;
  margin: 0 0 18px;
  max-width: 18ch; margin-left: auto; margin-right: auto;
}
.cta-band p { color: var(--t-text-dim); font-size: 16px; max-width: 48ch; margin: 0 auto 32px; }
.cta-band .ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Bolts bg */
.bolts-bg {
  position: absolute; inset: 0; pointer-events: none;
  opacity: 0.08; z-index: 0;
}

/* ---- Footer ------------------------------------------------- */
footer {
  border-top: 1px solid var(--t-border);
  padding: 56px 0 36px;
  margin-top: 96px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 48px;
}
.footer-brand { max-width: 320px; }
.footer-brand p {
  font-size: 13px; color: var(--t-text-dim); line-height: 1.6; margin: 16px 0 0;
}
.footer-col h5 {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--t-text-muted); font-family: var(--font-mono);
  font-weight: 500; margin: 0 0 16px;
}
.footer-col a {
  display: block; font-size: 13.5px; color: var(--t-text-dim);
  margin-bottom: 10px; transition: color .15s;
}
.footer-col a:hover { color: var(--thunder-accent); }

.footer-bot {
  margin-top: 48px; padding-top: 24px;
  border-top: 1px solid var(--t-border);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--t-text-muted);
  font-family: var(--font-mono);
}

/* ---- Tweaks panel ------------------------------------------- */
.tweaks-panel {
  position: fixed; bottom: 20px; right: 20px; z-index: 100;
  width: 280px;
  background: var(--t-bg-elev-2);
  border: 1px solid var(--t-border-strong);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.55);
  padding: 16px;
  display: none;
}
.tweaks-panel.open { display: block; }
.tweaks-panel h5 {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--thunder-accent); font-family: var(--font-mono);
  margin: 0 0 14px;
}
.tweak-row { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.tweak-row label { font-size: 12px; color: var(--t-text-dim); }
.tweak-swatches { display: flex; gap: 6px; flex-wrap: wrap; }
.tweak-swatch {
  width: 28px; height: 28px; border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
}
.tweak-swatch.active { border-color: #fff; }
.tweak-seg {
  display: flex; gap: 2px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--t-border);
  border-radius: 8px; padding: 2px;
}
.tweak-seg button {
  flex: 1; padding: 6px 10px; font-size: 12px;
  background: transparent; border: 0; color: var(--t-text-dim);
  cursor: pointer; border-radius: 6px;
  font-family: var(--font-sans);
}
.tweak-seg button.active { background: rgba(122,240,184,0.12); color: var(--thunder-accent); }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 56px 0 40px; }
  .install-wrap { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr; }
  .spotlight { grid-template-columns: 1fr; padding: 32px; }
  .sdk-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}

/* Subtle fade-in on load */
.fade-in { animation: fadeUp .7s cubic-bezier(.2,.8,.2,1) both; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}