/* ── DASAR ─────────────────────────────────────────────────────────────────────
   Palet gelap dengan satu warna aksen. Sengaja tidak memakai gradien ungu-biru
   yang jadi tanda "template AI" — satu aksen hangat lebih mudah diingat.
   ───────────────────────────────────────────────────────────────────────────── */

:root {
  --bg: #0a0a0b;
  --bg-soft: #121214;
  --bg-card: #16161a;
  --line: #26262c;
  --line-soft: #1e1e23;
  --text: #f4f4f6;
  --text-dim: #a1a1aa;
  --text-faint: #6b6b75;
  --accent: #ff7a45;
  --accent-soft: rgba(255, 122, 69, 0.12);
  --accent-line: rgba(255, 122, 69, 0.35);
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1080px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }

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

/* ── LATAR ANIMASI ─────────────────────────────────────────────────────────────
   Video jadi lapisan paling bawah, dengan gradien sebagai cadangan. Video TIDAK
   menutupi teks: kontras dijaga oleh lapisan gelap di atasnya, dan video
   dimatikan otomatis kalau pengguna meminta gerakan minimal.
   ───────────────────────────────────────────────────────────────────────────── */

.hero-backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--bg);
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.4s var(--ease);
}

/* Poster terlihat sejak awal — kalau video diblokir (hemat baterai/data),
   background tetap hidup, bukan gradien polos. */
.hero-video[poster] { opacity: 0.5; }

/* Video latar: opacity dinaikkan supaya benar-benar terlihat. Nilai lama 0.28
   terlalu redup — di layar mobile video tampak seperti gradien polos. */
.hero-video.is-ready { opacity: 0.55; }

/* Cadangan: gradien yang bergerak sangat lambat. Terlihat hidup, tidak mengganggu. */
.hero-fallback {
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(ellipse 60% 50% at 22% 18%, rgba(255, 122, 69, 0.16), transparent 62%),
    radial-gradient(ellipse 50% 45% at 78% 72%, rgba(88, 120, 255, 0.12), transparent 60%),
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(255, 122, 69, 0.07), transparent 70%);
  animation: drift 26s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: translate3d(-2%, -1%, 0) scale(1); }
  to   { transform: translate3d(2%, 2%, 0) scale(1.08); }
}

/* Lapisan gelap + butiran halus: menjaga teks tetap terbaca di atas video apa pun.
   Sebelumnya overlay ini 86% gelap di tengah — bersama video opacity 0.34,
   video jadi praktis tak terlihat (terutama di layar mobile kecil).
   Sekarang: overlay lebih ringan di area atas (tempat video terlihat), tetap
   gelap di bawah (tempat teks panjang) supaya kontras terjaga. */
.hero-grain {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(10,10,11,0.30) 0%,
      rgba(10,10,11,0.52) 42%,
      rgba(10,10,11,0.78) 68%,
      var(--bg) 100%);
}

.hero-grain::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── KEPALA ──────────────────────────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(10,10,11,0.86), rgba(10,10,11,0.42));
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}

.site-header.is-scrolled { border-bottom-color: var(--line-soft); }

.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-weight: 600; letter-spacing: -0.01em; }

.brand-mark {
  width: 10px; height: 10px;
  border-radius: 3px;
  background: var(--accent);
  box-shadow: 0 0 14px var(--accent-line);
}

.site-nav { display: flex; gap: 1.6rem; font-size: 0.9rem; color: var(--text-dim); }
.site-nav a { transition: color 0.2s var(--ease); }
.site-nav a:hover { color: var(--text); }

@media (max-width: 720px) {
  /* Lima menu + logo tidak muat di layar sempit. "Cara kerja" disembunyikan
     (masih bisa diakses lewat scroll halaman) supaya sisanya tidak berdesakan. */
  .site-nav { gap: 1rem; font-size: 0.82rem; }
  .site-nav a[href="#5nfyzw"] { display: none; }
  .brand-text { display: none; }
}

@media (max-width: 420px) {
  .site-nav { gap: 0.75rem; font-size: 0.78rem; }
  .site-nav a[href="#cckxsk"] { display: none; }
}

/* ── PEMBUKA ─────────────────────────────────────────────────────────────────── */

.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 5.5rem 1.5rem 4rem;
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.4rem;
}

.hero-title {
  font-size: clamp(2.1rem, 5.4vw, 3.9rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
  font-weight: 700;
  margin: 0 0 1.5rem;
}

.hero-title .accent {
  background: linear-gradient(100deg, var(--accent), #ffb08a);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Kata-kata di dalam .accent juga butuh gradient sendiri.
   Saat teks dipecah jadi .cine-word dengan transform, browser mobile membuat
   layer compositing baru — background-clip: text dari parent tidak menempel
   lagi ke glyph anak, dan teks jadi transparan tanpa gradient (tak terlihat).
   Memberi gradient langsung ke tiap kata memperbaiki ini. */
.hero-title .accent .cine-word {
  background: linear-gradient(100deg, var(--accent), #ffb08a);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  font-size: clamp(1rem, 2vw, 1.16rem);
  color: var(--text-dim);
  max-width: 58ch;
  margin: 0 0 2.2rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 3.4rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.35rem;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 500;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--accent); color: #1a0d06; }
.btn-primary:hover { background: #ff8b5c; }

.btn-ghost { border-color: var(--line); color: var(--text-dim); }
.btn-ghost:hover { border-color: var(--accent-line); color: var(--text); }

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.4rem;
  margin: 0;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line-soft);
}

.hero-stats div { display: flex; flex-direction: column; gap: 0.15rem; }
.hero-stats dt { font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); order: 2; }
.hero-stats dd { margin: 0; font-size: 1.75rem; font-weight: 600; letter-spacing: -0.02em; order: 1; font-family: 'JetBrains Mono', monospace; }

/* ── BAGIAN UMUM ─────────────────────────────────────────────────────────────── */

.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 4.5rem 1.5rem;
}

.section-head { margin-bottom: 2.6rem; }

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  letter-spacing: -0.025em;
  font-weight: 650;
  margin: 0 0 0.6rem;
}

.section-note { color: var(--text-faint); font-size: 0.94rem; margin: 0; max-width: 56ch; }

/* ── PROYEK UNGGULAN ─────────────────────────────────────────────────────────── */

.project {
  position: relative;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--bg-card), var(--bg-soft));
  padding: 2.2rem;
  margin-bottom: 1.6rem;
  overflow: hidden;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease);
}

.project:hover { border-color: var(--line); transform: translateY(-2px); }

/* Garis aksen kiri untuk proyek unggulan — dikelola di src/bento.css
   (satu aturan untuk semua kartu, muncul saat hover). */

.project-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.75rem; margin-bottom: 0.35rem; }
.project-name { font-size: 1.5rem; font-weight: 650; letter-spacing: -0.02em; margin: 0; }
.project-sub { color: var(--text-faint); font-size: 0.9rem; }

.project-summary { color: var(--text-dim); max-width: 68ch; margin: 0.9rem 0 1.5rem; }

.project-problem {
  border-left: 2px solid var(--line);
  padding-left: 1rem;
  margin: 0 0 1.7rem;
  color: var(--text-faint);
  font-size: 0.93rem;
  max-width: 66ch;
}

.project-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
  gap: 1.15rem;
  margin-bottom: 1.7rem;
}

.highlight {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 1.05rem 1.15rem;
  background: rgba(255,255,255,0.012);
}

.highlight h4 {
  margin: 0 0 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.highlight p { margin: 0; font-size: 0.87rem; color: var(--text-dim); line-height: 1.6; }

.project-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.2rem;
  justify-content: space-between;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-soft);
}

.project-metrics { display: flex; flex-wrap: wrap; gap: 1.6rem; }
.project-metrics div { display: flex; flex-direction: column; }
.project-metrics dt { font-size: 0.7rem; letter-spacing: 0.09em; text-transform: uppercase; color: var(--text-faint); order: 2; }
.project-metrics dd { margin: 0; font-family: 'JetBrains Mono', monospace; font-size: 1.16rem; font-weight: 500; color: var(--accent); order: 1; }

.stack { display: flex; flex-wrap: wrap; gap: 0.45rem; }

.tag {
  font-size: 0.74rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-faint);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  padding: 0.24rem 0.68rem;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.project:hover .tag { border-color: var(--line); color: var(--text-dim); }

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
  white-space: nowrap;
}

/* Panah "→" pada link, di belakang teks. */
.project-link::after { content: '→'; transition: transform 0.25s var(--ease); }
.project-link:hover::after { transform: translateX(4px); }

/* Dua tautan berdampingan: "Detail teknis" (halaman dalam situs) dan "Buka repo" (keluar). */
.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
}

.project-link-detail {
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--accent-line);
  border-radius: 999px;
  font-size: 0.85rem;
  transition: background 0.2s var(--ease);
}

.project-link-detail::after { content: none; }
.project-link-detail:hover { background: var(--accent-soft); }

/* ── PROYEK PENDUKUNG ────────────────────────────────────────────────────────── */

.side-projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(238px, 1fr));
  gap: 1rem;
  margin-top: 2.6rem;
}

.side-project {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 1.15rem;
  background: rgba(255,255,255,0.012);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.side-project:hover { border-color: var(--accent-line); transform: translateY(-2px); }

.side-project h3 { margin: 0 0 0.4rem; font-size: 1rem; font-weight: 600; }
.side-project p { margin: 0 0 0.85rem; font-size: 0.86rem; color: var(--text-dim); line-height: 1.55; }
.side-project .stack { gap: 0.35rem; }
.side-project .tag { font-size: 0.7rem; padding: 0.18rem 0.55rem; }

/* ── PRINSIP ─────────────────────────────────────────────────────────────────── */

.principles { display: grid; grid-template-columns: repeat(auto-fit, minmax(268px, 1fr)); gap: 1.3rem; }

.principle {
  border-top: 1px solid var(--line-soft);
  padding-top: 1.3rem;
  transition: border-color 0.35s var(--ease);
}

.principle:hover { border-top-color: var(--accent-line); }
.principle h3 { margin: 0 0 0.5rem; font-size: 1.02rem; font-weight: 600; }
.principle p { margin: 0; font-size: 0.89rem; color: var(--text-dim); line-height: 1.62; }

/* ── TENTANG ─────────────────────────────────────────────────────────────────── */

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
}

.about-body p {
  color: var(--text-dim);
  max-width: 62ch;
  margin: 0 0 1.15rem;
  line-height: 1.72;
}

.about-body p:last-child { margin-bottom: 0; }

/* CSS skill-group/skill-tags lama dihapus — digantikan panel tilt
   (src/tilt-panel.css). about-skills kini hanya wadah panel. */
.about-skills { display: block; }

/* ── LAYANAN ─────────────────────────────────────────────────────────────────── */

.services-grid {
  display: grid;
  /* Dua kolom: dengan 4 kartu hasilnya 2×2 yang seimbang.
     Tiga kolom menyisakan satu kartu menggantung di baris kedua. */
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

@media (max-width: 640px) {
  .services-grid { grid-template-columns: 1fr; }
}

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.6rem 1.5rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  /* Latar semi-solid + blur: teks tetap terbaca meski video hero bergerak
     di belakangnya. Transparansi penuh membuat deskripsi tenggelam. */
  background: rgba(19, 19, 22, 0.88);
  backdrop-filter: blur(10px);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.service-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.65;
}

.service-card:hover {
  border-color: var(--accent-line);
  transform: translateY(-3px);
}

.service-card h3 {
  font-size: 1.06rem;
  font-weight: 600;
  margin: 0 0 0.6rem;
}

/* ── KONTAK ──────────────────────────────────────────────────────────────────── */

.section-contact { text-align: center; padding-bottom: 6rem; }
.contact-lede { color: var(--text-dim); max-width: 52ch; margin: 0 auto 2rem; }
.contact-links { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; }

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-dim);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}

.contact-link:hover { border-color: var(--accent-line); color: var(--text); transform: translateY(-2px); }

/* ── KAKI ────────────────────────────────────────────────────────────────────── */

.site-footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  border-top: 1px solid var(--line-soft);
  color: var(--text-faint);
  font-size: 0.85rem;
}

.site-footer p { margin: 0; }

/* ── MUNCUL SAAT DIGULIR ───────────────────────────────────────────────────────
   Elemen naik perlahan saat masuk layar. Kalau pengguna meminta gerakan minimal,
   semuanya langsung terlihat — tidak ada konten yang tersembunyi.
   ───────────────────────────────────────────────────────────────────────────── */

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-visible { opacity: 1; transform: none; }

/* Jaring pengaman: kalau JavaScript gagal dimuat atau IntersectionObserver tidak
   ada, jangan biarkan konten tersembunyi selamanya. Kelas .js-ready dipasang oleh
   app.js saat init berhasil; tanpa itu, konten langsung terlihat. */
html:not(.js-ready) [data-reveal] { opacity: 1; transform: none; }
html:not(.js-ready) [data-stagger] > * { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .hero-video { display: none; }
  html { scroll-behavior: auto; }
}

@media (max-width: 640px) {
  .hero { padding: 3.6rem 1.25rem 3rem; min-height: auto; }
  .project { padding: 1.5rem; }
  .project-foot { flex-direction: column; align-items: flex-start; }
  .section { padding: 3.2rem 1.25rem; }
}