/* ahaqqu.com — palet KajianQ: krem, hijau tua, emas. Terang hangat, gelap ikut sistem. */

:root {
  color-scheme: light;
  --bg: oklch(96.4% 0.014 95);
  --ink: oklch(27% 0.035 162);
  --muted: oklch(50% 0.025 150);
  --card: oklch(93.5% 0.02 92);
  --line: oklch(27% 0.035 162 / 0.12);
  --glow-a: oklch(45% 0.09 158 / 0.1);
  --glow-b: oklch(60% 0.095 82 / 0.1);
  --grad: linear-gradient(115deg, oklch(37% 0.055 158) 10%, oklch(60% 0.095 82) 50%, oklch(52% 0.13 32) 90%);
  --kajianq: oklch(37% 0.055 158);
  --gunbatte: oklch(52% 0.13 32);
  --tepuq: oklch(60% 0.095 82);
  --rumaq: oklch(45% 0.07 195);
  --agent: oklch(48% 0.12 305);
  --shadow: 0 1px 2px rgb(22 28 24 / 0.05), 0 10px 28px -14px rgb(22 28 24 / 0.18);
  --shadow-lift: 0 2px 4px rgb(22 28 24 / 0.06), 0 18px 38px -16px rgb(22 28 24 / 0.26);
}

/* Gelap: ikut sistem, kecuali pengunjung memaksa lewat tombol tema.
   :not([data-theme="light"]) menahan blok media agar kalah oleh pilihan
   manual; data-theme="dark" mengulang nilainya untuk paksaan manual. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: oklch(11.5% 0.008 150);
    --ink: oklch(93% 0.014 92);
    --muted: oklch(70% 0.018 110);
    --card: oklch(15.5% 0.012 153);
    --line: oklch(93% 0.014 92 / 0.12);
    --glow-a: oklch(55% 0.09 158 / 0.12);
    --glow-b: oklch(66% 0.088 87 / 0.12);
    --grad: linear-gradient(115deg, oklch(66% 0.08 155) 10%, oklch(66% 0.088 87) 50%, oklch(65% 0.13 32) 90%);
    --kajianq: oklch(66% 0.08 155);
    --gunbatte: oklch(65% 0.13 32);
    --tepuq: oklch(66% 0.088 87);
    --rumaq: oklch(68% 0.09 195);
    --agent: oklch(70% 0.11 305);
    --shadow: 0 1px 2px rgb(0 0 0 / 0.4), 0 10px 28px -14px rgb(0 0 0 / 0.55);
    --shadow-lift: 0 2px 4px rgb(0 0 0 / 0.45), 0 18px 38px -16px rgb(0 0 0 / 0.65);
  }
}

/* Paksaan gelap manual — nilai harus identik dengan blok media di atas. */
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: oklch(11.5% 0.008 150);
  --ink: oklch(93% 0.014 92);
  --muted: oklch(70% 0.018 110);
  --card: oklch(15.5% 0.012 153);
  --line: oklch(93% 0.014 92 / 0.12);
  --glow-a: oklch(55% 0.09 158 / 0.12);
  --glow-b: oklch(66% 0.088 87 / 0.12);
  --grad: linear-gradient(115deg, oklch(66% 0.08 155) 10%, oklch(66% 0.088 87) 50%, oklch(65% 0.13 32) 90%);
  --kajianq: oklch(66% 0.08 155);
  --gunbatte: oklch(65% 0.13 32);
  --tepuq: oklch(66% 0.088 87);
  --rumaq: oklch(68% 0.09 195);
  --agent: oklch(70% 0.11 305);
  --shadow: 0 1px 2px rgb(0 0 0 / 0.4), 0 10px 28px -14px rgb(0 0 0 / 0.55);
  --shadow-lift: 0 2px 4px rgb(0 0 0 / 0.45), 0 18px 38px -16px rgb(0 0 0 / 0.65);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100dvh;
  overflow-x: clip;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-rounded, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

.wrap {
  max-width: 62rem;
  margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 3rem);
}

/* ---- hero ---- */

.hero {
  position: relative;
  padding: clamp(2.5rem, 9vh, 5.5rem) 0 clamp(2rem, 6vh, 3.5rem);
  text-align: center;
}

/* dua gumpalan warna lembut di belakang hero */
.hero::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 130%;
  background:
    radial-gradient(38rem 22rem at 22% 38%, var(--glow-a), transparent 68%),
    radial-gradient(38rem 22rem at 78% 38%, var(--glow-b), transparent 68%);
  pointer-events: none;
  z-index: -1;
}

.wordmark {
  margin: 0;
  font-size: clamp(2.6rem, 8vw, 4.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

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

.tld {
  font-size: 0.42em;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0;
}

/* Tombol aksi pojok kanan atas: bahasa + tema. Tersembunyi tanpa JS:
   fallback murni ikut sistem (tema) dan bahasa awal HTML (id). */
.toggles {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  gap: 0.5rem;
}

html:not([data-theme]) .toggles { display: none; }

.lang-toggle,
.theme-toggle {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--card);
  color: var(--muted);
  cursor: pointer;
  transition: color 140ms ease, border-color 140ms ease;
}

.lang-toggle {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  font-family: inherit;
}

.lang-toggle:hover,
.theme-toggle:hover {
  color: var(--ink);
  border-color: color-mix(in oklab, var(--ink) 30%, transparent);
}

.lang-toggle:focus-visible,
.theme-toggle:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.theme-toggle svg { width: 1.1rem; height: 1.1rem; }

.theme-toggle .icon-sun { display: none; }

[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* Dua bahasa: bahasa non-aktif disembunyikan murni lewat CSS — tanpa
   kedipan, tanpa menukar textContent. Tanpa JS, bahasa awal = Indonesia. */
.tx[lang="en"] { display: none; }

html[data-lang="en"] .tx[lang="en"] { display: inline; }
html[data-lang="en"] .tx[lang="id"] { display: none; }

.lede {
  max-width: 34rem;
  margin: 1.1rem auto 0;
  color: var(--muted);
  font-size: 1.06rem;
}

/* ---- grid kartu ---- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(19.5rem, 1fr));
  gap: 1.1rem;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.35rem 1.35rem 1.2rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
}

.card:focus-visible {
  outline: 2px solid var(--c, var(--ink));
  outline-offset: 3px;
}

.card--kajianq { --c: var(--kajianq); }
.card--gunbatte { --c: var(--gunbatte); }
.card--tepuq { --c: var(--tepuq); }
.card--rumaq { --c: var(--rumaq); }
.card--agent { --c: var(--agent); }

.card-icon {
  display: grid;
  place-items: center;
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 0.8rem;
  background: color-mix(in oklab, var(--c) 14%, transparent);
  color: var(--c);
}

.card-icon svg { width: 1.5rem; height: 1.5rem; }

.card-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 0.2rem;
}

.card-head h2 {
  margin: 0;
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: color-mix(in oklab, var(--c) 13%, transparent);
  color: var(--c);
}

.chip--wip {
  background: transparent;
  border: 1px dashed var(--line);
  color: var(--muted);
}

.chip--live::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: currentColor;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.card-go {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 0.6rem;
  color: var(--c);
  font-size: 0.9rem;
  font-weight: 700;
}

.card-go svg {
  width: 1.05rem;
  height: 1.05rem;
  transition: transform 140ms ease;
}

.card:hover .card-go svg { transform: translateX(3px); }

/* ---- footer ---- */

.foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: clamp(2.5rem, 8vh, 4.5rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

.foot p { margin: 0; }

.foot a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.foot a:hover { color: var(--ink); }

@media (max-width: 26rem) {
  .foot { justify-content: center; text-align: center; }
}