/* ========================================
   CAFM HUB - Modern Dark Mode
   ======================================== */

:root {
  /* Color system */
  --bg-base: #0a0b0d;
  --bg-elev-1: #111317;
  --bg-elev-2: #161a20;
  --bg-elev-3: #1c2128;
  --border-subtle: #1f242c;
  --border-strong: #2a3038;

  --text-primary: #e8eaed;
  --text-secondary: #9aa3ad;
  --text-tertiary: #5c6470;
  --text-muted: #3d434c;

  /* Accents */
  --accent-live: #00d97e;
  --accent-live-glow: rgba(0, 217, 126, 0.15);
  --accent-uat: #f5a623;
  --accent-uat-glow: rgba(245, 166, 35, 0.15);
  --accent-tool: #4d9fff;
  --accent-tool-glow: rgba(77, 159, 255, 0.15);
  --accent-help: #b78bff;
  --accent-help-glow: rgba(183, 139, 255, 0.15);

  /* Typography */
  --font-display: 'Manrope', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Layout */
  --container-max: 960px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  overflow-x: hidden;
}

/* Subtle grain texture overlay */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Ambient gradient glow */
body::before {
  content: '';
  position: fixed;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(0, 217, 126, 0.06) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* ========================================
   HEADER
   ======================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 11, 13, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
}

.brand-mark {
  color: var(--accent-live);
  font-size: 22px;
  line-height: 1;
}

.brand-name {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.brand-dot {
  color: var(--accent-live);
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.meta-line {
  color: var(--text-tertiary);
}

.meta-status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-live);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-live);
  box-shadow: 0 0 8px var(--accent-live);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ========================================
   CONTAINER & INTRO
   ======================================== */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 64px 32px 96px;
  position: relative;
  z-index: 2;
}

.intro {
  margin-bottom: 80px;
  animation: fadeUp 0.8s ease-out;
}

.intro-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--accent-live);
  margin-bottom: 16px;
}

.intro-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.intro-sub {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.6;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   BLOCKS (SECTIONS)
   ======================================== */

.block {
  margin-bottom: 56px;
  animation: fadeUp 0.8s ease-out backwards;
}

.block:nth-of-type(2) { animation-delay: 0.1s; }
.block:nth-of-type(3) { animation-delay: 0.2s; }
.block:nth-of-type(4) { animation-delay: 0.3s; }
.block:nth-of-type(5) { animation-delay: 0.4s; }
.block:nth-of-type(6) { animation-delay: 0.5s; }

.block-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 16px;
}

.block-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
}

.block-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.block-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--border-strong), transparent);
}

/* ========================================
   LINK LIST (main env links)
   ======================================== */

.link-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.link-row {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  overflow: hidden;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.link-row:hover {
  border-color: var(--border-strong);
  background: var(--bg-elev-2);
  transform: translateX(4px);
}

.link-anchor {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 20px;
  padding: 18px 22px;
  text-decoration: none;
  color: var(--text-primary);
}

/* Tags */
.link-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  padding: 5px 10px;
  border-radius: 4px;
  text-align: center;
  min-width: 56px;
  display: inline-block;
}

.tag-live {
  background: var(--accent-live-glow);
  color: var(--accent-live);
  border: 1px solid rgba(0, 217, 126, 0.3);
}

.tag-uat {
  background: var(--accent-uat-glow);
  color: var(--accent-uat);
  border: 1px solid rgba(245, 166, 35, 0.3);
}

.tag-tool {
  background: var(--accent-tool-glow);
  color: var(--accent-tool);
  border: 1px solid rgba(77, 159, 255, 0.3);
}

.tag-help {
  background: var(--accent-help-glow);
  color: var(--accent-help);
  border: 1px solid rgba(183, 139, 255, 0.3);
}

.link-label {
  font-weight: 500;
  font-size: 15px;
  color: var(--text-primary);
}

.link-url {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
  letter-spacing: 0.02em;
}

.link-arrow {
  font-size: 18px;
  color: var(--text-tertiary);
  transition: transform 0.25s ease, color 0.25s ease;
}

.link-row:hover .link-arrow {
  color: var(--accent-live);
  transform: translateX(4px);
}

/* ========================================
   MODULES (Evolution environment + shortcuts)
   ======================================== */

.modules {
  padding: 20px 22px 22px;
  background: var(--bg-elev-1);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  transition: border-color 0.25s ease;
}

.modules:hover {
  border-color: var(--border-strong);
}

.modules + .modules {
  margin-top: 12px;
}

.modules-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.modules-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  padding: 5px 10px;
  border-radius: 4px;
  min-width: 56px;
  text-align: center;
}

.modules-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  color: var(--text-primary);
  letter-spacing: -0.005em;
}

.modules-domain {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
  letter-spacing: 0.02em;
  margin-left: auto;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
}

.module-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.module-chip:hover {
  background: var(--bg-elev-3);
  border-color: var(--border-strong);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.chip-icon {
  font-size: 14px;
  color: var(--text-tertiary);
  transition: color 0.2s ease;
}

.module-chip:hover .chip-icon {
  color: var(--accent-live);
}

.chip-label {
  font-family: var(--font-display);
}

/* ========================================
   FOOTER
   ======================================== */

.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-elev-1);
  position: relative;
  z-index: 2;
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
}

.footer-time {
  color: var(--text-secondary);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 720px) {
  .header-inner {
    padding: 16px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .header-meta {
    font-size: 10px;
    gap: 14px;
  }

  .container {
    padding: 40px 20px 64px;
  }

  .intro {
    margin-bottom: 56px;
  }

  .block {
    margin-bottom: 40px;
  }

  /* Hide URL preview on mobile - too cramped */
  .link-anchor {
    grid-template-columns: auto 1fr auto;
    gap: 14px;
    padding: 16px;
  }

  .link-url {
    display: none;
  }

  .link-label {
    font-size: 14px;
  }

  .modules {
    padding: 16px 16px 18px;
  }

  .modules-head {
    gap: 10px;
    margin-bottom: 14px;
    padding-bottom: 12px;
  }

  .modules-label {
    font-size: 14px;
  }

  .modules-domain {
    width: 100%;
    margin-left: 0;
    margin-top: 4px;
    font-size: 11px;
  }

  .module-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .module-chip {
    padding: 10px 12px;
    font-size: 12px;
  }

  .footer-inner {
    padding: 16px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}