/* Alkonost Air — PHP vanilla, 1 file CSS, tanpa framework.
   Tema mengikuti logo: gradasi indigo -> ungu -> magenta -> merah muda.
   Font: B612 (font logo Alkonost), fallback font sistem. */
:root {
  --indigo: #22104f;
  --purple: #3d1670;
  --magenta-purple: #7c2068;
  --magenta: #b91d5f;
  --rose: #e8264a;
  --gradient: linear-gradient(90deg, var(--indigo), var(--purple) 35%, var(--magenta-purple) 62%, var(--magenta) 82%, var(--rose));
  --ink: #1d1533;
  --muted: #5b5470;
  --line: #e7e2f0;
  --soft: #f6f3fb;
  --placeholder-bg: #fff3a3;
  --shadow: 0 10px 30px rgba(34, 16, 79, .12);
  --shadow-lg: 0 18px 40px rgba(34, 16, 79, .16);
  --radius: 1rem;
}

* { box-sizing: border-box; }
/* scroll-padding-top: lompatan anchor (#layanan, #kontak, dst) berhenti
   SEJAUH ini dari tepi atas viewport, supaya awal section tidak masuk ke
   bawah header sticky (tinggi header +/-69px: padding .8rem x2 + logo
   2.6rem + border). Tanpa ini eyebrow section terpotong header — laporan
   Aditya 2026-10-29 dari screenshot #kontak dan #layanan. */
html { scroll-behavior: smooth; scroll-padding-top: 50px; }
body { margin: 0; font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; color: var(--ink); line-height: 1.6; background: #fff; }
/* B612 HANYA untuk bagian penting: judul, brand, label, badge, angka besar.
   Konten (paragraf, daftar, menu, form, footer) memakai Plus Jakarta Sans
   yang lebih enak dibaca untuk teks panjang. Kutipan tetap serif Georgia. */
h1, h2, h3, .brand, .eyebrow, .hero-badge, .service-no, .hero-stats dd, .footer-brand { font-family: "B612", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; }
a { color: var(--magenta); }
img { max-width: 100%; }
.muted { color: var(--muted); }
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--indigo); color: #fff; padding: .6rem 1rem; border-radius: 0 0 .6rem 0; z-index: 100; }
.skip-link:focus { left: 0; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 2px solid var(--magenta); outline-offset: 2px; }

/* Strip pengumuman */
.announce { background: var(--gradient); color: #fff; display: flex; gap: 1rem; align-items: center; justify-content: center; flex-wrap: wrap; padding: .55rem 1rem; text-align: center; }
.announce p { margin: 0; }
.announce a { color: #fff; border: 1px solid rgba(255,255,255,.7); border-radius: 999px; padding: .2rem .9rem; text-decoration: none; font-size: .9rem; transition: background-color .2s ease; }
.announce a:hover { background: rgba(255,255,255,.15); }

/* Header */
/* Header sengaja solid tanpa backdrop-filter blur: blur di header sticky
   memaksa browser me-render ulang blur di setiap frame scroll di HP,
   itu penyebab utama scroll terasa 20fps. Solid + bayangan kecil jauh
   lebih murah dan tetap terlihat modern. */
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .8rem 1.5rem; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: #fff; box-shadow: 0 2px 12px rgba(34, 16, 79, .06); z-index: 10; }
.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--indigo); font-weight: 700; font-size: 1.25rem; line-height: 1.1; }
.brand-logo { height: 2.6rem; width: auto; display: block; }
.brand small { display: block; font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.brand-mark { width: 2.4rem; height: 2.4rem; border-radius: .7rem; background: var(--gradient); color: #fff; display: grid; place-items: center; font-size: 1.4rem; flex: none; }
.site-nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-nav a { color: var(--ink); text-decoration: none; font-weight: 700; position: relative; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -.2rem; height: 2px; border-radius: 2px; background: var(--magenta); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.site-nav a:hover, .site-nav a.active { color: var(--magenta); }
.site-nav a:hover::after, .site-nav a.active::after { transform: scaleX(1); }
.nav-toggle { display: none; font-size: 1.4rem; background: none; border: 1px solid var(--line); border-radius: .5rem; padding: .2rem .6rem; cursor: pointer; }

/* Section umum */
.section { max-width: 1120px; margin: 0 auto; padding: 3.5rem 1.5rem; }
/* Section berlatar penuh (soft/dark) pakai .section-inner sebagai wadah
   yang geometrinya PERSIS sama dengan .section biasa (max-width 1120px,
   margin auto, padding 3.5rem 1.5rem). Cara lama (> * margin auto) gagal:
   aturan margin di .eyebrow/h2 menimpa margin auto, jadi eyebrow nempel
   ke tepi section sementara kontennya terpusat — persis keluhan 2026-10-29. */
.section-soft { background: var(--soft); max-width: none; padding: 0; }
.section-dark { background: var(--indigo); color: #fff; max-width: none; padding: 0; }
.section-inner { max-width: 1120px; margin: 0 auto; padding: 3.5rem 1.5rem; }
.page-head { padding-bottom: 1rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .8rem; font-weight: 700; color: var(--magenta); margin: 0 0 .4rem; }
.eyebrow-light { color: #ffb3c6; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); margin: 0 0 1rem; }
h1 em { font-family: B612; font-style: italic; color: var(--magenta); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); margin: 0 0 1.2rem; }
.quote { font-family: Plus Jakarta Sans; font-size: 1.35rem; line-height: 1.5; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }
.card h2 { margin-top: 0; }

/* Hero modern: mesh gradasi CSS saja, tanpa gambar berat */
.hero { max-width: 1200px; margin: 0 auto; padding: 3.5rem 1.5rem 4rem; display: grid; grid-template-columns: 1.15fr .85fr; gap: 2.5rem; align-items: center; }
.hero-lead { font-size: 1.15rem; color: var(--muted); }
.hero-badge { display: inline-block; background: var(--gradient); color: #fff; font-weight: 700; border-radius: 999px; padding: .4rem 1rem; }
.hero-actions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 1.2rem; }
.hero-stats { display: grid; grid-template-columns: repeat(3, auto); gap: 2rem; margin: 2rem 0 0; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.hero-stats dt { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); font-weight: 700; }
.hero-stats dd { margin: .2rem 0 0; font-size: 1.8rem; font-weight: 700; color: var(--indigo); line-height: 1; }
.btn { display: inline-block; border-radius: 999px; padding: .65rem 1.4rem; text-decoration: none; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--gradient); color: #fff; border: none; cursor: pointer; }
.btn-primary:hover { box-shadow: 0 10px 24px rgba(185, 29, 95, .35); }
.btn-ghost { border: 2px solid var(--magenta); color: var(--magenta); background: transparent; }
.btn-ghost:hover { background: rgba(185, 29, 95, .06); }
.hero-visual, .fleet-photo { background: var(--gradient); color: #fff; border-radius: 1.2rem; min-height: 300px; display: grid; place-items: center; text-align: center; font-size: 1.3rem; font-weight: 700; padding: 1rem; box-shadow: var(--shadow); }
.hero-visual small, .fleet-photo small { font-weight: 400; font-size: .9rem; opacity: .85; }

/* AOC */
.aoc { background: var(--indigo); color: #fff; }
.aoc-inner { max-width: 1120px; margin: 0 auto; padding: 3.5rem 1.5rem; }
.aoc-card { background: #fff; color: var(--ink); border-radius: var(--radius); padding: 1.5rem; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 2rem; margin: 1.5rem 0; box-shadow: var(--shadow); }
.aoc-card dt { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); font-weight: 700; }
.aoc-card dd { margin: .2rem 0 0; font-weight: 700; }
.placeholder { background: var(--placeholder-bg); border-radius: .3rem; padding: .1rem .4rem; }
.aoc-note { font-size: .9rem; opacity: .85; }

/* Armada */
.fleet { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; margin: 2.5rem 0; }
.fleet-right .fleet-photo { order: 2; }
.tag { background: var(--gradient); color: #fff; border-radius: 999px; padding: .25rem .8rem; font-size: 1rem; font-weight: 700; }
.tag-note { color: var(--muted); font-size: .85rem; }

/* Dua kolom */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

/* Layanan sebagai kartu */
.services { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.service-card { display: flex; gap: 1.2rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); transition: transform .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.service-no { font-size: 2rem; font-weight: 700; color: var(--rose); line-height: 1; flex: none; }
.services h3 { margin: 0 0 .4rem; }

/* Proyek & berita */
.projects { list-style: none; padding: 0; }
.projects li { padding: 1rem 1.2rem; border: 1px solid rgba(255,255,255,.2); border-radius: .8rem; margin-bottom: .8rem; background: rgba(255,255,255,.06); }
.news-featured { background: var(--gradient); color: #fff; border-radius: var(--radius); padding: 1.8rem; margin-bottom: 1.5rem; box-shadow: var(--shadow); }
.news-featured h3 { margin-top: 0; }
.news-featured h3 a { color: #fff; text-decoration: none; }
.news-featured h3 a:hover { text-decoration: underline; }
.news-featured .placeholder { color: var(--ink); }
.news-list { list-style: none; padding: 0; }
.news-list li { padding: 1rem 0; border-top: 1px solid var(--line); display: flex; flex-direction: column; }
.news-list span { color: var(--muted); font-size: .9rem; }
.news-page { padding-top: 1rem; }
.pagination { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; margin: 1.5rem 0; }
.pagination a { border: 2px solid var(--magenta); color: var(--magenta); border-radius: 999px; padding: .35rem 1rem; text-decoration: none; font-weight: 700; }
.pagination a:hover { background: rgba(185, 29, 95, .06); }
.pagination .current { background: var(--gradient); color: #fff; border-radius: 999px; padding: .35rem 1rem; font-weight: 700; }
.news-article { margin-bottom: 1.5rem; }
.news-detail h1 { margin-bottom: .5rem; }
.news-meta { margin: 0 0 1.5rem; }
.news-photos { display: grid; gap: 1rem; margin-bottom: 1.5rem; }
.news-photos img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.photo-placeholder { background: var(--gradient); color: #fff; border-radius: var(--radius); min-height: 240px; display: grid; place-items: center; text-align: center; font-size: 1.1rem; font-weight: 700; padding: 1rem; box-shadow: var(--shadow); margin-bottom: 1.5rem; }
.photo-placeholder small { font-weight: 400; font-size: .9rem; opacity: .85; }
.news-body p { font-size: 1.05rem; }
.project-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 1.5rem; }
.chip-list { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.chip-list li { background: var(--soft); border: 1px solid var(--line); border-radius: 999px; padding: .25rem .8rem; font-size: .9rem; }

/* Kontak */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 2.5rem; align-items: start; }
.contact-form { display: grid; gap: 1rem; }
.contact-form label { font-weight: 700; display: grid; gap: .3rem; }
.contact-form input, .contact-form textarea { font: inherit; padding: .7rem .9rem; border: 1px solid var(--line); border-radius: .6rem; width: 100%; transition: border-color .2s ease, box-shadow .2s ease; }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--magenta); box-shadow: 0 0 0 3px rgba(185, 29, 95, .15); }
.form-note { color: var(--magenta); font-size: .9rem; }

/* Footer modern: grid 3 kolom */
.site-footer { background: var(--indigo); color: #fff; padding: 3rem 1.5rem 0.5rem; }
.site-footer a { color: #ffb3c6; }
.site-footer h3 { margin-top: 0; font-size: 1rem; text-transform: uppercase; letter-spacing: .1em; }
.footer-grid { max-width: 1120px; margin: 0 auto 2rem; display: grid; grid-template-columns: 1.2fr 1.2fr .6fr; gap: 2.5rem; }
.footer-brand { font-size: 1.4rem; font-weight: 700; margin: 0 0 .5rem; }
.footer-brand small { display: block; font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; opacity: .8; }
.footer-about { opacity: .85; }
.footer-nav { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.footer-nav a { text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; }
.footer-bottom { max-width: 1120px; margin: 0 auto; border-top: 1px solid rgba(255,255,255,.2); text-align: center; }
.footer-note { opacity: .75; font-size: .9rem; }

/* Reveal on-scroll DIHAPUS (2026-10-29): animasi saat scroll menambah
   pekerjaan render di HP dan membuat scroll terasa tersendat. Konten
   langsung tampil penuh, tanpa transisi saat scroll. */

/* HP */
@media (max-width: 900px) {
  .hero, .fleet, .two-col, .services, .project-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .aoc-card { grid-template-columns: 1fr; }
  .fleet-right .fleet-photo { order: 0; }
  .hero-stats { gap: 1.2rem; }
}
@media (max-width: 800px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; padding: 1rem 1.5rem; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-header { position: sticky; top: 0; }
  .announce { justify-content: flex-start; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}