/* =========================================================
   AGHIMUHAN NETWORK — shared stylesheet
   One file, loaded by every page. Edit here to change the
   look of the whole site at once.
   ========================================================= */

:root {
  /* --- School palette (do not rename these) --- */
  --navy: #03037e;
  --royal: #2b438e;
  --tech-blue: #3096c7;
  --cyan: #55f1f8;
  --silver: #aeb7c0;
  --steel: #767ca1;
  --white: #f1f2f5;
  --charcoal: #1f1f1f;

  /* --- Semantic tokens (built from the palette above) --- */
  --bg: var(--charcoal);
  --surface: #17182a;
  --surface-hover: #1d1f38;
  --border: rgba(85, 241, 248, 0.14);
  --border-strong: rgba(85, 241, 248, 0.32);
  --text: var(--white);
  --text-dim: var(--silver);
  --text-faint: var(--steel);
  --accent: var(--cyan);
  --accent-2: var(--tech-blue);

  --grad-brand: linear-gradient(135deg, var(--royal), var(--tech-blue) 55%, var(--cyan));
  --grad-text: linear-gradient(135deg, #8fd8ff, var(--cyan) 60%, #b9f7fb);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --max-w: 1120px;
  --nav-h: 76px;
}

/* --- Reset --- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.text-grad {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Ambient glow background (used on every page) --- */
.page-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(650px 500px at 12% -8%, rgba(43, 67, 142, 0.35), transparent 60%),
    radial-gradient(600px 480px at 100% 10%, rgba(48, 150, 199, 0.22), transparent 60%),
    radial-gradient(700px 560px at 50% 120%, rgba(85, 241, 248, 0.08), transparent 60%);
}

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(23, 24, 42, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.brand-mark { width: 30px; height: 30px; flex-shrink: 0; }
.brand small {
  display: block;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--text-faint);
  text-transform: uppercase;
}

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  position: relative;
  font-size: 0.94rem;
  color: var(--text-dim);
  padding: 0.4rem 0.1rem;
  transition: color 0.2s ease;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--grad-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 780px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(15, 16, 30, 0.98);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav-links.open { max-height: 320px; }
  .nav-links a { width: 100%; padding: 0.9rem 1.5rem; }
  .nav-links a::after { display: none; }
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--grad-brand);
  color: #04030f;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -8px rgba(48, 150, 199, 0.55); }
.btn-ghost {
  border-color: var(--border-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}
.btn-ghost:hover { border-color: var(--accent); background: rgba(85, 241, 248, 0.06); transform: translateY(-2px); }

/* =========================================================
   HERO (index page)
   ========================================================= */
.hero {
  position: relative;
  min-height: calc(100svh - var(--nav-h));
  display: flex;
  align-items: center;
  overflow: hidden;
}
#network-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.65;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding: 4rem 0;
}
.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.04;
  margin: 0.9rem 0 1.2rem;
}
.hero p.lede {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 560px;
  margin-bottom: 2rem;
}
.hero-actions { display: flex; gap: 0.9rem; flex-wrap: wrap; }

.fade-up {
  opacity: 0;
  transform: translateY(16px);
  animation: fadeUp 0.7s ease forwards;
}
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

/* =========================================================
   SECTIONS / CARDS
   ========================================================= */
section { position: relative; z-index: 1; padding: 5rem 0; }
.section-head { max-width: 620px; margin-bottom: 2.75rem; }
.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); margin-top: 0.6rem; }
.section-head p { color: var(--text-dim); margin-top: 0.8rem; }

.grid { display: grid; gap: 1.25rem; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 980px) { .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); background: var(--surface-hover); }
.card .card-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: var(--grad-brand);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.1rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: #04030f;
}
.card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.card p { color: var(--text-dim); font-size: 0.95rem; margin: 0; }
.card .card-link {
  display: inline-flex; align-items: center; gap: 0.35rem;
  margin-top: 1rem; font-size: 0.88rem; color: var(--accent); font-weight: 600;
}
.card .card-link .arrow { transition: transform 0.2s ease; }
.card:hover .card-link .arrow { transform: translateX(3px); }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-reveal].in-view { opacity: 1; transform: translateY(0); }

/* =========================================================
   ABOUT PAGE
   ========================================================= */
.page-hero {
  padding: 4.5rem 0 1rem;
  position: relative; z-index: 1;
}
.page-hero h1 { font-size: clamp(2.1rem, 4.6vw, 3rem); margin-top: 0.7rem; }
.page-hero p.lede { color: var(--text-dim); max-width: 620px; margin-top: 1rem; font-size: 1.05rem; }

.value-item { display: flex; gap: 1rem; }
.value-item .num {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.85rem;
  padding-top: 0.2rem;
  flex-shrink: 0;
}
.value-item h3 { font-size: 1.05rem; margin-bottom: 0.35rem; }
.value-item p { color: var(--text-dim); font-size: 0.93rem; margin: 0; }

/* =========================================================
   FAQ PAGE
   ========================================================= */
.faq-list { max-width: 780px; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  margin-bottom: 0.85rem;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 1.15rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-a {
  padding: 0 1.4rem 1.3rem;
  color: var(--text-dim);
  font-size: 0.96rem;
  max-width: 640px;
}

/* =========================================================
   REVIEWERS / GAMES GRIDS
   ========================================================= */
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  background: rgba(85, 241, 248, 0.1);
  color: var(--accent);
  border: 1px solid var(--border-strong);
  margin-bottom: 0.9rem;
}
.res-card { display: flex; flex-direction: column; }
.res-card .tag-row { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.empty-note {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 2rem;
  color: var(--text-faint);
  font-size: 0.92rem;
  text-align: center;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  margin-top: 2rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-inner p { color: var(--text-faint); font-size: 0.85rem; margin: 0; }
.footer-links { display: flex; gap: 1.4rem; }
.footer-links a { color: var(--text-faint); font-size: 0.85rem; transition: color 0.2s ease; }
.footer-links a:hover { color: var(--accent); }

/* =========================================================
   UNDER CONSTRUCTION (games/game placeholders)
   ========================================================= */
.stub {
  min-height: calc(100svh - var(--nav-h));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative; z-index: 1;
}
.stub-badge {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  background: rgba(48, 150, 199, 0.12);
  border: 1px solid var(--border-strong);
  color: var(--accent);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.2rem;
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fade-up, [data-reveal] { animation: none !important; opacity: 1 !important; transform: none !important; transition: none !important; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}