/* =========================================================
   Dio — personal site
   Ganti warna di sini saja (tokens). Palet: ungu ala Nusensia.
   ========================================================= */
:root {
  --purple-950: #1e0b3a;
  --purple-900: #2a1052;
  --purple-800: #3b1773;
  --purple-700: #4c1d95;
  --purple-600: #6d28d9;
  --purple-500: #7c3aed;
  --purple-400: #a78bfa;
  --purple-200: #ddd6fe;
  --purple-100: #ede9fe;
  --purple-50:  #f6f3ff;

  --bg: #fbfaff;
  --surface: #ffffff;
  --surface-alt: var(--purple-50);
  --ink: #17112a;
  --ink-soft: #4a4360;
  --ink-mute: #7b7493;
  --line: #e7e2f5;
  --accent: var(--purple-600);
  --accent-strong: var(--purple-700);
  --accent-soft: var(--purple-100);
  --on-accent: #ffffff;
  --hero-bg: var(--purple-950);
  --hero-ink: #f4f0ff;

  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(30, 11, 58, .06), 0 12px 32px -12px rgba(30, 11, 58, .18);
  --max: 1160px;
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f0a1c;
    --surface: #170f2b;
    --surface-alt: #1c1333;
    --ink: #f1edfb;
    --ink-soft: #c7bfdc;
    --ink-mute: #958cad;
    --line: #2c2245;
    --accent: var(--purple-400);
    --accent-strong: #c4b5fd;
    --accent-soft: #2a1d4a;
    --on-accent: #120a22;
    --hero-bg: #0a0614;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 28px; } }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; letter-spacing: -.02em; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(135deg, var(--purple-500), var(--purple-800));
  color: #fff; display: grid; place-items: center; font-size: 15px;
}
.nav-links { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  text-decoration: none; font-size: 14.5px; font-weight: 600; color: var(--ink-soft);
  padding: 8px 12px; border-radius: 999px; transition: background .2s, color .2s;
}
.nav-links a:hover { color: var(--accent-strong); background: var(--accent-soft); }
.nav-links a.active { color: var(--accent-strong); }
.nav-links a.cta { background: var(--accent); color: var(--on-accent); }
.nav-links a.cta:hover { background: var(--accent-strong); color: var(--on-accent); }
.menu-btn { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; color: var(--ink); cursor: pointer; }
@media (max-width: 720px) {
  .menu-btn { display: inline-flex; }
  .nav-links {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    flex-direction: column; padding: 12px 16px 16px; background: var(--bg); border-bottom: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }
  .nav-links a { display: block; padding: 12px; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; text-decoration: none;
  font-weight: 700; font-size: 15px; padding: 13px 22px; border-radius: 999px;
  border: 1.5px solid transparent; transition: transform .15s, background .2s, border-color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-strong); }
.btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-strong); }
.btn-light { background: #fff; color: var(--purple-900); }
.btn-outline-light { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-outline-light:hover { border-color: #fff; }

/* ---------- Sections ---------- */
section { padding: 88px 0; }
@media (max-width: 720px) { section { padding: 64px 0; } }
.eyebrow {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin: 0 0 14px;
}
h1, h2, h3 { letter-spacing: -.025em; line-height: 1.12; margin: 0; }
h2 { font-size: clamp(30px, 4.2vw, 44px); font-weight: 800; }
.section-head { max-width: 680px; margin-bottom: 44px; }
.section-head p { color: var(--ink-soft); font-size: 17px; margin: 14px 0 0; }

/* ---------- Photo slot (placeholder → foto otomatis) ----------
   Taruh file di /images dengan nama sesuai src. Kalau file belum ada,
   placeholder ungu yang tampil. */
.photo {
  position: relative; overflow: hidden; border-radius: var(--radius);
  background:
    repeating-linear-gradient(135deg, transparent 0 14px, rgba(124,58,237,.07) 14px 15px),
    linear-gradient(160deg, var(--purple-100), var(--purple-200));
  border: 1.5px dashed var(--purple-400);
}
.photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.photo:has(img) { border-style: solid; border-color: transparent; }
.photo .ph {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; gap: 8px; padding: 20px; color: var(--purple-700);
}
.photo .ph svg { opacity: .7; }
.photo .ph strong { font-size: 14px; }
.photo .ph span { font-family: var(--mono); font-size: 11.5px; opacity: .8; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(900px 500px at 85% 10%, rgba(124,58,237,.45), transparent 60%),
    radial-gradient(700px 500px at 0% 100%, rgba(76,29,149,.55), transparent 60%),
    var(--hero-bg);
  color: var(--hero-ink); padding: 72px 0 96px; position: relative; overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }
.hero .eyebrow { color: var(--purple-400); }
.hero h1 { font-size: clamp(38px, 6vw, 66px); font-weight: 800; }
.hero h1 .hl {
  background: linear-gradient(90deg, #c4b5fd, #a78bfa 40%, #f0abfc);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .lead { font-size: 18.5px; color: #d9d0f3; max-width: 560px; margin: 22px 0 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-photo { aspect-ratio: 4 / 5; border-radius: 28px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.6); }
.hero-photo.photo { border-color: rgba(167,139,250,.6); background:
    repeating-linear-gradient(135deg, transparent 0 14px, rgba(255,255,255,.05) 14px 15px),
    linear-gradient(160deg, #3b1773, #1e0b3a); }
.hero-photo .ph { color: #ddd6fe; }
.hero-photo-wrap { position: relative; }
.floating-card {
  position: absolute; z-index: 2; background: rgba(255,255,255,.96); color: var(--purple-950);
  border-radius: 14px; padding: 12px 16px; box-shadow: var(--shadow); font-size: 13px; line-height: 1.35;
}
.floating-card b { display: block; font-size: 20px; color: var(--purple-700); }
.fc-1 { left: -22px; bottom: 56px; }
.fc-2 { right: -14px; top: 40px; }
@media (max-width: 520px) { .fc-1 { left: 10px; } .fc-2 { right: 10px; } }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 44px; max-width: 540px; }
.stat { border-left: 2px solid rgba(167,139,250,.45); padding-left: 14px; }
.stat b { display: block; font-size: 28px; font-weight: 800; color: #fff; }
.stat span { font-size: 13px; color: #bfb3e3; }

/* ---------- About + gallery ---------- */
.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; gap: 32px; } }
.about-text p { color: var(--ink-soft); font-size: 17px; margin: 0 0 16px; }
.about-text p strong { color: var(--ink); }
.creds { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.chip {
  font-size: 13px; font-weight: 600; padding: 7px 12px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-strong);
}
.gallery { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 240px 200px; gap: 14px; }
.gallery .g-1 { grid-row: span 2; }
@media (max-width: 520px) { .gallery { grid-template-rows: 200px 170px; } }
.gallery-caption { font-size: 13.5px; color: var(--ink-mute); margin-top: 12px; }

/* ---------- Companies ---------- */
/* ---------- Teaching carousel ---------- */
.carousel { position: relative; }
.car-track {
  display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth;
  border-radius: var(--radius); scrollbar-width: none; -webkit-overflow-scrolling: touch; outline: none;
}
.car-track::-webkit-scrollbar { display: none; }
.car-slide { flex: 0 0 100%; aspect-ratio: 4 / 3; scroll-snap-align: start; margin: 0; }
.car-slide.photo { border-radius: var(--radius); }
.car-slide img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.car-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 42px; height: 42px; border-radius: 50%; border: none; cursor: pointer;
  display: grid; place-items: center; background: rgba(255,255,255,.92); color: var(--purple-900);
  box-shadow: 0 6px 18px rgba(30,11,58,.25); transition: opacity .2s, transform .2s;
}
.car-btn:hover { transform: translateY(-50%) scale(1.06); }
.car-btn:disabled { opacity: 0; pointer-events: none; }
.car-btn.prev { left: 12px; }
.car-btn.next { right: 12px; }
.car-count {
  position: absolute; right: 12px; bottom: 12px; z-index: 3; font-family: var(--mono); font-size: 12px; font-weight: 600;
  background: rgba(30,11,58,.72); color: #fff; padding: 4px 10px; border-radius: 999px;
}
.car-count:empty { display: none; }
.car-dots { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 14px; }
.car-dots button {
  width: 8px; height: 8px; border-radius: 999px; border: none; padding: 0; cursor: pointer;
  background: var(--purple-200); transition: width .25s, background .25s;
}
.car-dots button[aria-current="true"] { width: 24px; background: var(--accent); }
@media (hover: none) { .car-btn { display: none; } }

.companies { background: var(--surface-alt); border-block: 1px solid var(--line); }
.logo-group + .logo-group { margin-top: 36px; }
.logo-group h3 { font-size: 14px; font-family: var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink-mute); font-weight: 600; margin-bottom: 16px; }
.companies .section-head, .companies .logo-group h3 { text-align: center; margin-left: auto; margin-right: auto; }
.logo-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.logo-card {
  width: 168px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 22px 16px 18px; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 12px;
  transition: border-color .2s, transform .2s;
}
@media (max-width: 520px) { .logo-card { width: calc(50% - 7px); } }
.logo-card:hover { border-color: var(--purple-400); transform: translateY(-2px); }
.logo-card .name { font-weight: 800; font-size: 15px; letter-spacing: -.01em; line-height: 1.25; }
.logo-card .meta { font-size: 12.5px; color: var(--ink-mute); margin-top: 2px; display: block; }

/* Logo slot: taruh file di images/logos/… — kalau belum ada, tampil inisial */
.logo-slot {
  position: relative; display: grid; place-items: center; flex: none;
  width: 120px; height: 52px; border-radius: 10px; background: #fff;
  border: 1.5px dashed var(--purple-200); overflow: hidden;
}
.logo-slot:has(img) { border-color: transparent; }
.logo-slot img { position: absolute; inset: 6px; width: calc(100% - 12px); height: calc(100% - 12px); object-fit: contain; }
.logo-slot .mono {
  font-family: var(--mono); font-weight: 700; font-size: 15px; color: var(--purple-600); letter-spacing: .04em;
}
.logo-slot.sq { width: 48px; height: 48px; border-radius: 12px; }
.logo-slot.sq .mono { font-size: 13px; }

/* ---------- Social ---------- */
.social-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.social-card {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; text-decoration: none;
  padding: 20px 22px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface);
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.social-card:hover { border-color: var(--purple-400); box-shadow: var(--shadow); transform: translateY(-2px); }
.social-card .left { display: flex; align-items: center; gap: 14px; min-width: 0; }
.social-card .logo-slot { width: 48px; height: 48px; border-radius: 12px; }
.social-card .platform { font-weight: 800; font-size: 17px; }
.social-card .handle { font-size: 13.5px; color: var(--ink-mute); }
.social-card .what { font-size: 13.5px; color: var(--ink-soft); margin-top: 6px; }
.arrow {
  flex: none; width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent-strong); transition: background .2s, color .2s;
}
.social-card:hover .arrow { background: var(--accent); color: var(--on-accent); }

/* ---------- Services ---------- */
.services { background: var(--surface-alt); border-block: 1px solid var(--line); }
.svc-block + .svc-block { margin-top: 48px; }
.svc-label { display: flex; align-items: baseline; gap: 14px; margin-bottom: 18px; }
.svc-label .tag {
  font-family: var(--mono); font-size: 12px; font-weight: 700; padding: 5px 10px; border-radius: 6px;
  background: var(--purple-900); color: #fff; letter-spacing: .08em;
}
.svc-label h3 { font-size: 22px; font-weight: 800; }
.svc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 800px) { .svc-grid { grid-template-columns: 1fr; } }
/* Foto + 2 kartu dalam satu baris */
.svc-row { display: grid; grid-template-columns: .8fr 2fr; gap: 18px; align-items: stretch; }
.svc-row.flip { grid-template-columns: 2fr .8fr; }
.svc-row.flip .svc-photo { order: 2; }
.svc-photo { min-height: 320px; }
@media (max-width: 1000px) {
  .svc-row, .svc-row.flip { grid-template-columns: 1fr; }
  .svc-row.flip .svc-photo { order: 0; }
  .svc-photo { min-height: 0; aspect-ratio: 16 / 9; }
}
.svc {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; display: flex; flex-direction: column; gap: 14px;
}
.svc.feature {
  background: linear-gradient(150deg, var(--purple-800), var(--purple-950)); color: #f4f0ff; border-color: transparent;
}
.svc .icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent-strong);
}
.svc.feature .icon { background: rgba(255,255,255,.12); color: #ddd6fe; }
.svc h4 { font-size: 21px; margin: 0; letter-spacing: -.02em; }
.svc p { margin: 0; color: var(--ink-soft); }
.svc.feature p { color: #d4c9f2; }
.svc ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.svc li { position: relative; padding-left: 24px; font-size: 15px; }
.svc li::before {
  content: ""; position: absolute; left: 2px; top: 8px; width: 10px; height: 10px; border-radius: 3px;
  background: var(--accent); transform: rotate(45deg) scale(.8);
}
.svc.feature li::before { background: var(--purple-400); }
.svc .for { font-size: 13px; color: var(--ink-mute); }
.svc.feature .for { color: #b8a8e6; }
.svc .actions { margin-top: auto; padding-top: 8px; display: flex; flex-wrap: wrap; gap: 10px; }
.svc-link { font-weight: 700; color: var(--accent-strong); text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.svc-link:hover { text-decoration: underline; }

/* ---------- Experience ---------- */
.exp-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; }
@media (max-width: 900px) { .exp-grid { grid-template-columns: 1fr; gap: 32px; } }
.li-card {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; box-shadow: var(--shadow);
  position: sticky; top: 96px;
}
.li-cover { height: 84px; background: linear-gradient(120deg, var(--purple-600), var(--purple-900)); }
.li-body { padding: 0 24px 24px; }
.li-avatar { width: 84px; height: 84px; border-radius: 50%; margin-top: -42px; border: 4px solid var(--surface); }
.li-avatar.photo { border-style: solid; border-color: var(--surface); }
.li-avatar .ph { padding: 0; }
.li-body h3 { font-size: 20px; margin-top: 12px; }
.li-body .headline { color: var(--ink-soft); font-size: 14.5px; margin: 6px 0 14px; }
.li-body .li-meta { font-size: 13px; color: var(--ink-mute); margin-bottom: 18px; }
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.tl-item { position: relative; padding: 0 0 30px 38px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--surface); border: 3px solid var(--accent);
}
.tl-item.current::before { background: var(--accent); box-shadow: 0 0 0 5px var(--accent-soft); }
.tl-head { display: flex; gap: 14px; align-items: flex-start; }
.tl-when { font-family: var(--mono); font-size: 12.5px; color: var(--accent); font-weight: 600; }
.tl-item h4 { font-size: 18px; margin: 4px 0 2px; letter-spacing: -.015em; }
.tl-org { font-size: 14.5px; color: var(--ink-soft); font-weight: 600; }
.tl-item p { margin: 8px 0 0; color: var(--ink-soft); font-size: 15px; }
.todo { background: #fff7d6; color: #7a5b00; border-radius: 4px; padding: 0 4px; font-size: .92em; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .todo { background: #3a3110; color: #f3d77a; } }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--purple-700), var(--purple-950)); color: #fff;
  border-radius: 28px; padding: 52px 44px; display: grid; grid-template-columns: 1.4fr auto; gap: 28px; align-items: center;
}
@media (max-width: 800px) { .cta-band { grid-template-columns: 1fr; padding: 36px 24px; } }
.cta-band h2 { font-size: clamp(26px, 3.4vw, 36px); }
.cta-band p { color: #d4c9f2; margin: 12px 0 0; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 40px 0; margin-top: 88px; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; align-items: center; }
.foot small { color: var(--ink-mute); font-size: 13.5px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 18px; }
.foot-links a { text-decoration: none; font-size: 14px; font-weight: 600; color: var(--ink-soft); }
.foot-links a:hover { color: var(--accent-strong); }

/* ---------- Sub pages ---------- */
.page-hero { padding: 80px 0 40px; }
.page-hero h1 { font-size: clamp(36px, 5vw, 56px); font-weight: 800; }
.page-hero p { color: var(--ink-soft); font-size: 18px; max-width: 620px; margin: 16px 0 0; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; padding-bottom: 40px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card .kind { font-family: var(--mono); font-size: 12px; color: var(--accent); text-transform: uppercase; letter-spacing: .1em; font-weight: 600; }
.card h3 { font-size: 19px; margin: 10px 0 8px; }
.card p { color: var(--ink-soft); margin: 0; font-size: 15px; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }