/* ============================================================
   STYLE.CSS — Portofolio Arda Arinal Chusna
   Tema: "Instrumentasi Industri" — gelap, cyan fosfor, tembaga
   Variabel warna ada di :root supaya mudah diganti
   ============================================================ */

:root {
  --obsidian: #080B0F; /* latar paling gelap */
  --chassis: #0D1117;  /* latar panel */
  --panel: #121820;
  --garis: #1E293B;    /* warna border */
  --cyan: #00F2FE;     /* aksen utama (fosfor osiloskop) */
  --kuning: #FFB703;   /* aksen sinyal */
  --tembaga: #FB8500;  /* aksen jalur PCB */
  --hijau: #10B981;    /* status OK */
  --merah: #EF4444;
  --teks: #F8FAFC;
  --teks-2: #94A3B8;
  --teks-3: #64748B;
  --font-judul: "Cabinet Grotesk", sans-serif;
  --font-mono: "Chivo Mono", monospace;
  --font-isi: "IBM Plex Sans", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; } /* scroll halus antar bab */
section { scroll-margin-top: 80px; } /* agar tidak tertutup navbar */

body {
  background: var(--obsidian);
  color: var(--teks);
  font-family: var(--font-isi);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--cyan); color: var(--obsidian); }

/* Scrollbar gelap */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--chassis); }
::-webkit-scrollbar-thumb { background: var(--garis); border-radius: 8px; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
section { padding: 96px 0; }
.seksi-gelap { background: #0A0E13; border-top: 1px solid var(--garis); border-bottom: 1px solid var(--garis); }

/* ---------- Utilitas kecil ---------- */
.cyan { color: var(--cyan); }
.kuning { color: var(--kuning); }
.hijau { color: var(--hijau); }
.abu { color: var(--teks-3); }
.glow { text-shadow: 0 0 26px rgba(0,242,254,.45); }

.label-mono {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .25em;
  text-transform: uppercase;
}

/* Titik status berdenyut */
.dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--hijau); animation: denyut 1.6s ease-in-out infinite;
}
@keyframes denyut { 0%,100% { opacity: 1; } 50% { opacity: .25; } }

/* Latar grid blueprint */
.grid-blueprint {
  background-image:
    repeating-linear-gradient(0deg, rgba(30,41,59,.3) 0, transparent 1px, transparent 32px),
    repeating-linear-gradient(90deg, rgba(30,41,59,.3) 0, transparent 1px, transparent 32px);
}

/* Efek scanline seperti layar osiloskop */
.scanlines { position: relative; }
.scanlines::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,.02) 0 1px, transparent 1px 3px);
}

/* Animasi muncul saat di-scroll (dipasang oleh script.js) */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1); }
.reveal.tampil { opacity: 1; transform: none; }

/* ---------- Tombol ---------- */
.btn-cv {
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  letter-spacing: .15em; text-transform: uppercase; cursor: pointer;
  background: var(--cyan); color: var(--obsidian); border: none; padding: 9px 16px;
  text-decoration: none; display: inline-block;
}
.btn-cv:hover { background: #5ef7ff; }
.btn-cv.kecil { padding: 7px 12px; font-size: 10px; }

.btn-icon {
  background: transparent; border: 1px solid var(--garis); color: var(--teks-2);
  width: 34px; height: 34px; font-size: 18px; cursor: pointer; transition: .2s;
}
.btn-icon:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-icon.pojok { position: absolute; top: 20px; right: 20px; }

/* ---------- Navbar ---------- */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  backdrop-filter: blur(16px); background: rgba(8,11,15,.6);
  border-bottom: 1px solid transparent; transition: .3s;
}
#navbar.scroll { background: rgba(8,11,15,.9); border-bottom-color: var(--garis); }
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { text-decoration: none; color: var(--teks); display: flex; flex-direction: column; line-height: 1.3; }
.brand-name { font-family: var(--font-judul); font-weight: 800; font-size: 15px; }
.brand-status { font-family: var(--font-mono); font-size: 9px; letter-spacing: .25em; color: var(--hijau); }

.nav-desktop { display: flex; align-items: center; gap: 22px; }
.nav-desktop a {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--teks-2); text-decoration: none; transition: color .2s;
}
.nav-desktop a:hover { color: var(--cyan); }

.hamburger { display: none; background: transparent; border: 1px solid var(--garis); color: var(--teks); font-size: 18px; padding: 6px 12px; cursor: pointer; }

/* Menu layar penuh untuk HP */
.menu-mobile {
  position: fixed; inset: 0; z-index: 60; background: rgba(8,11,15,.97);
  backdrop-filter: blur(20px); display: none; flex-direction: column;
}
.menu-mobile.buka { display: flex; }
.menu-mobile-top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px; border-bottom: 1px solid var(--garis);
}
.menu-mobile-links { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 0 32px; gap: 6px; }
.menu-mobile-links a {
  font-family: var(--font-judul); font-size: 34px; font-weight: 800; text-transform: uppercase;
  color: var(--teks); text-decoration: none; padding: 8px 0; display: flex; align-items: baseline; gap: 16px;
  animation: masukKiri .4s both;
}
.menu-mobile-links a span { font-family: var(--font-mono); font-size: 12px; color: var(--cyan); }
.menu-mobile-links a:hover { color: var(--cyan); }
.menu-mobile-links .btn-cv { margin-top: 24px; align-self: flex-start; padding: 14px 24px; }
@keyframes masukKiri { from { opacity: 0; transform: translateX(-24px); } to { opacity: 1; transform: none; } }

/* ---------- Hero ---------- */
#hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: 130px 0 90px; position: relative; overflow: hidden;
}
#hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at top right, rgba(0,242,254,.08), transparent 55%);
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; position: relative; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.tags span {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .2em;
  color: rgba(0,242,254,.9); border: 1px solid rgba(0,242,254,.3);
  background: rgba(0,242,254,.05); padding: 6px 12px;
}

/* Judul hero: tiap baris menyembul dari bawah (masked reveal) */
h1 {
  font-family: var(--font-judul); font-weight: 900; text-transform: uppercase;
  font-size: clamp(34px, 5.2vw, 90px); line-height: 1.05; letter-spacing: -.02em;
}
.baris { display: block; overflow: hidden; padding-bottom: 4px; }
.isi { display: block; transform: translateY(110%); opacity: 0; animation: muncul .9s cubic-bezier(.16,1,.3,1) forwards; }
.baris:nth-child(1) .isi { animation-delay: .2s; }
.baris:nth-child(2) .isi { animation-delay: .34s; }
.baris:nth-child(3) .isi { animation-delay: .48s; }
@keyframes muncul { to { transform: none; opacity: 1; } }

.hero-sub { margin-top: 24px; font-size: 17px; line-height: 1.7; color: var(--teks-2); max-width: 540px; }

.stats {
  margin-top: 44px; display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--garis); background: rgba(13,17,23,.8);
}
.stats div { padding: 16px; border-left: 1px solid var(--garis); }
.stats div:first-child { border-left: none; }
.stats b { font-family: var(--font-judul); font-size: 24px; font-weight: 800; color: var(--cyan); display: block; }
.stats span { font-family: var(--font-mono); font-size: 9px; letter-spacing: .15em; text-transform: uppercase; color: var(--teks-3); }

/* Bingkai foto dengan sudut CNC */
.bingkai-foto { position: relative; border: 1px solid #334155; background: var(--chassis); padding: 8px; max-width: 380px; margin-left: auto; }
.bingkai-foto img { width: 100%; aspect-ratio: 4/5; object-fit: cover; display: block; }
.sudut { position: absolute; width: 18px; height: 18px; border: 2px solid var(--cyan); z-index: 2; }
.sudut.tl { top: 0; left: 0; border-right: none; border-bottom: none; }
.sudut.tr { top: 0; right: 0; border-left: none; border-bottom: none; }
.sudut.bl { bottom: 0; left: 0; border-right: none; border-top: none; }
.sudut.br { bottom: 0; right: 0; border-left: none; border-top: none; }
.foto-label-bawah {
  position: absolute; left: 16px; right: 16px; bottom: 16px; z-index: 2;
  display: flex; justify-content: space-between; align-items: flex-end;
}
.foto-label-bawah b { font-family: var(--font-judul); font-size: 14px; display: block; }
.foto-label-bawah span { font-family: var(--font-mono); font-size: 9px; letter-spacing: .15em; color: var(--teks-2); }
.bingkai-foto::before {
  content: ""; position: absolute; inset: 8px; z-index: 1; pointer-events: none;
  background: linear-gradient(to top, rgba(8,11,15,.75), transparent 45%);
}

/* Foto kontak: rata kiri, keterangan di sebelah kanannya */
#contact .bingkai-foto { margin: 0; }

/* ---------- Marquee ---------- */
.marquee { border-top: 1px solid var(--garis); border-bottom: 1px solid var(--garis); background: var(--chassis); padding: 18px 0; overflow: hidden; }
.marquee-track { display: flex; width: max-content; white-space: nowrap; animation: jalan 42s linear infinite; }
.marquee-track .item { font-family: var(--font-mono); font-size: 13px; letter-spacing: .3em; color: var(--teks-3); padding: 0 24px; }
.marquee-track .pisah:nth-child(4n+2) { color: var(--kuning); }
.marquee-track .pisah:nth-child(4n) { color: var(--cyan); }
@keyframes jalan { to { transform: translateX(-50%); } }

/* ---------- Kepala bab (01 // ... ) ---------- */
.bab { margin-bottom: 56px; }
.bab-garis { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.bab-garis .garis { flex: 1; height: 1px; background: var(--garis); }
.wajik { width: 8px; height: 8px; border: 1px solid var(--cyan); transform: rotate(45deg); }
h2 { font-family: var(--font-judul); font-weight: 800; text-transform: uppercase; font-size: clamp(24px, 3.4vw, 38px); letter-spacing: -.01em; }
.bab p { margin-top: 14px; color: var(--teks-2); max-width: 640px; line-height: 1.7; }

/* ---------- Tentang ---------- */
.manifesto {
  border-left: 2px solid var(--cyan); padding-left: 28px; margin-bottom: 60px; max-width: 760px;
  font-size: 17px; line-height: 1.75; color: #cbd5e1;
}

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }

.kartu-stack { border: 1px solid var(--garis); background: rgba(13,17,23,.9); padding: 28px; transition: border-color .3s; }
.kartu-stack:hover { border-color: #475569; }
.kartu-stack .kategori {
  display: inline-flex; align-items: center; gap: 8px; border: 1px solid; padding: 6px 12px; margin-bottom: 24px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .2em; text-transform: uppercase; font-weight: 600;
}
.kartu-stack ul { list-style: none; }
.kartu-stack li { margin-bottom: 18px; }
.kartu-stack .alat { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.kartu-stack .alat b { font-family: var(--font-judul); font-size: 15px; }
.kartu-stack .wadah-logo { display: flex; gap: 8px; }
.logo-alat { width: 22px; height: 22px; border-radius: 5px; flex-shrink: 0; }
.kanal .logo img { width: 24px; height: 24px; display: block; }
.dock img { width: 20px; height: 20px; display: block; }
.kartu-stack p { font-size: 13px; color: var(--teks-3); margin-top: 4px; line-height: 1.6; }

/* ---------- Pengalaman ---------- */
.timeline { border-left: 1px solid #334155; padding-left: 32px; position: relative; }
.timeline::before {
  content: ""; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; border-radius: 50%;
  background: var(--obsidian); border: 2px solid var(--cyan); box-shadow: 0 0 12px rgba(0,242,254,.5);
}
.timeline h3 { font-family: var(--font-judul); font-size: 22px; margin-top: 10px; }
.perusahaan { color: var(--teks-2); font-size: 14px; margin-top: 8px; }
.tugas { list-style: none; margin-top: 30px; }
.tugas li { margin-bottom: 24px; }
.tugas .kata-kunci {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .2em; color: var(--cyan);
  border: 1px solid rgba(0,242,254,.3); background: rgba(0,242,254,.05); padding: 4px 10px;
}
.tugas p { font-size: 14px; color: var(--teks-2); line-height: 1.7; margin-top: 8px; }

.carousel-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.carousel { overflow: hidden; border: 1px solid var(--garis); }
.carousel-track { display: flex; transition: transform .5s cubic-bezier(.16,1,.3,1); }
.slide { flex: 0 0 100%; min-width: 0; }
.slide img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.slide-info { padding: 20px; background: var(--chassis); border-top: 1px solid var(--garis); }
.slide-info h4 { font-family: var(--font-judul); font-size: 16px; margin-top: 12px; }
.slide-info p { font-size: 13px; color: var(--teks-2); margin-top: 4px; }
.chip-kuning {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .2em; color: var(--kuning);
  border: 1px solid rgba(255,183,3,.3); background: rgba(255,183,3,.05); padding: 4px 10px;
}
.carousel-dots { display: flex; gap: 8px; margin-top: 16px; }
.carousel-dots button { height: 4px; width: 16px; border: none; background: #334155; cursor: pointer; transition: .3s; }
.carousel-dots button.aktif { width: 32px; background: var(--cyan); }

/* ---------- Proyek ---------- */
.kartu-proyek {
  position: relative; text-align: left; border: 1px solid var(--garis); background: rgba(13,17,23,.9);
  cursor: pointer; padding: 0; font-family: inherit; color: inherit; width: 100%;
  transition: border-color .3s, box-shadow .3s, transform .3s;
}
.kartu-proyek:hover { border-color: rgba(0,242,254,.6); box-shadow: 0 0 30px rgba(0,242,254,.12); transform: translateY(-6px); }
.kartu-proyek .gambar { position: relative; aspect-ratio: 4/3; overflow: hidden; }
.kartu-proyek img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(30%); transition: .5s; display: block; }
.kartu-proyek:hover img { filter: none; transform: scale(1.04); }
.kartu-proyek .gambar::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, var(--chassis), transparent 50%); }
.kartu-proyek .kode {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .2em; color: var(--cyan);
  background: rgba(8,11,15,.8); border: 1px solid rgba(0,242,254,.3); padding: 4px 10px;
}
.kartu-proyek .isi { padding: 24px; }
.kartu-proyek h3 { font-family: var(--font-judul); font-size: 19px; letter-spacing: -.01em; margin-top: 8px; transition: color .2s; }
.kartu-proyek:hover h3 { color: var(--cyan); }
.kartu-proyek .isi > p { font-size: 13px; color: var(--teks-2); line-height: 1.65; margin-top: 8px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.tag-list span { font-family: var(--font-mono); font-size: 9px; letter-spacing: .08em; color: var(--teks-2); border: 1px solid #334155; padding: 4px 8px; }

/* ---------- Pendidikan ---------- */
.kartu-riset { position: relative; border: 1px solid var(--garis); background: rgba(13,17,23,.9); padding: 32px; transition: border-color .3s; overflow: hidden; }
.kartu-riset:hover { border-color: rgba(255,183,3,.5); }
.kartu-riset::before { content: ""; position: absolute; top: 0; right: 0; width: 90px; height: 90px; background: linear-gradient(to bottom left, rgba(255,183,3,.1), transparent); }
.kartu-riset .badge {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .25em; color: var(--kuning);
  border: 1px solid rgba(255,183,3,.4); background: rgba(255,183,3,.05); padding: 6px 12px;
}
.kartu-riset h3 { font-family: var(--font-judul); font-size: 22px; margin-top: 20px; }
.kartu-riset .sub-judul { font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em; color: var(--cyan); margin-top: 6px; }
.kartu-riset > p { font-size: 14px; color: var(--teks-2); line-height: 1.7; margin-top: 16px; }

/* ---------- Sertifikat ---------- */
.sertifikat {
  position: relative; background: #F5F1E6; color: #1a2430;
  border: 6px double #8a6d2f; padding: 8px 5px; aspect-ratio: 4/3;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  cursor: zoom-in; transition: transform .3s;
}
.sert-img {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}
.sert-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.sertifikat:hover { transform: translateY(-5px) rotate(-.6deg); }

.sertifikat-besar {
  max-width: 980px;
  width: 160vw;
  aspect-ratio: auto;
  padding: 24px;
  cursor: default;
  margin: auto;
}
.sert-nama { font-family: var(--font-judul); font-weight: 700; font-size: 14px; margin-top: 12px; }
.sert-penerbit { font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em; color: var(--cyan); margin-top: 2px; }
.sert-ket { font-family: var(--font-mono); font-size: 14px; letter-spacing: .1em; color: var(--teks-3); margin-top: 2px; }

/* ---------- Kontak ---------- */
.penutup { font-family: var(--font-judul); font-size: clamp(22px, 3vw, 30px); font-weight: 700; line-height: 1.35; }
.sub-penutup { font-size: 15px; color: var(--teks-2); line-height: 1.7; margin-top: 16px; max-width: 440px; }
.kanal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 32px; }
.kanal {
  display: flex; align-items: center; gap: 14px; border: 1px solid #334155;
  background: rgba(13,17,23,.9); padding: 16px; text-decoration: none; color: var(--teks); transition: .2s;
}
.kanal .logo { font-size: 20px; width: 24px; text-align: center; }
.kanal b { font-family: var(--font-judul); font-size: 14px; display: block; }
.kanal span { font-family: var(--font-mono); font-size: 10px; color: var(--teks-3); display: block; word-break: break-all; }
.kanal.wa:hover { border-color: var(--hijau); color: var(--hijau); }
.kanal.email:hover { border-color: var(--cyan); color: var(--cyan); }
.kanal.linkedin:hover { border-color: #60A5FA; color: #60A5FA; }
.kanal.github:hover { border-color: #cbd5e1; }

.footer {
  margin-top: 90px; padding-top: 28px; border-top: 1px solid rgba(30,41,59,.7);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .25em; color: var(--teks-3);
}

/* ---------- Floating dock ---------- */
.dock { position: fixed; bottom: 20px; right: 16px; z-index: 40; display: flex; flex-direction: column; gap: 10px; }
.dock a, .dock button {
  position: relative; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  border: 1px solid #334155; background: rgba(13,17,23,.95); color: var(--teks-2);
  font-size: 18px; text-decoration: none; cursor: pointer; transition: .2s;
}
.dock a:hover, .dock button:hover { color: #fff; transform: scale(1.12); }
.dock .d-wa:hover { background: #059669; border-color: #10B981; }
.dock .d-email:hover { background: #0891B2; border-color: var(--cyan); }
.dock .d-linkedin:hover { background: #2563EB; border-color: #60A5FA; }
.dock .d-github:hover { background: #52525B; }
.dock .d-cv { background: var(--kuning); border-color: #b45309; color: var(--obsidian); }
.dock .tip {
  position: absolute; right: calc(100% + 12px); top: 50%; transform: translateY(-50%);
  white-space: nowrap; font-family: var(--font-mono); font-size: 9px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--cyan); background: var(--chassis); border: 1px solid #334155; padding: 6px 10px;
  opacity: 0; transition: .2s; pointer-events: none;
}
.dock a:hover .tip, .dock button:hover .tip { opacity: 1; }

/* ---------- Modal umum ---------- */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 70; background: rgba(8,11,15,.9); backdrop-filter: blur(8px);
  display: none; align-items: center; justify-content: center; padding: 24px;
}
.modal-backdrop.buka { display: flex; animation: pudar .25s; }
.modal-backdrop.gelap { background: rgba(8,11,15,.95); z-index: 80; flex-direction: column; cursor: zoom-out; }
@keyframes pudar { from { opacity: 0; } }
.modal {
  width: 100%; max-width: 900px; max-height: 88vh; overflow-y: auto;
  border: 1px solid #334155; background: var(--chassis);
  animation: naik .35s cubic-bezier(.16,1,.3,1);
}
@keyframes naik { from { opacity: 0; transform: translateY(36px) scale(.97); } }
.modal-top {
  position: sticky; top: 0; z-index: 5; display: flex; justify-content: space-between; align-items: center;
  padding: 14px 28px; background: rgba(13,17,23,.95); backdrop-filter: blur(8px); border-bottom: 1px solid var(--garis);
}
.modal-body { padding: 24px 28px 36px; }
.modal-body h3 { font-family: var(--font-judul); font-size: clamp(22px, 3vw, 30px); font-weight: 800; letter-spacing: -.01em; }

.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0 0; padding-bottom: 16px; border-bottom: 1px solid var(--garis); }
.tabs button {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  padding: 9px 16px; background: transparent; border: 1px solid #334155; color: var(--teks-2); cursor: pointer; transition: .2s;
}
.tabs button:hover { border-color: rgba(0,242,254,.5); color: var(--cyan); }
.tabs button.aktif { background: var(--cyan); border-color: var(--cyan); color: var(--obsidian); font-weight: 700; }

#modal-isi { margin-top: 24px; }
.overview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.overview-grid > div > p { font-size: 14.5px; line-height: 1.75; color: #cbd5e1; }
.spec-box { border: 1px solid var(--garis); background: var(--obsidian); padding: 16px; }
.spec-box .label-mono { margin-bottom: 12px; display: block; }
.spec-box table { width: 100%; font-size: 12px; border-collapse: collapse; }
.spec-box td { padding: 9px 0; border-bottom: 1px solid rgba(30,41,59,.7); vertical-align: top; }
.spec-box td:first-child { font-family: var(--font-mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--teks-3); white-space: nowrap; padding-right: 12px; }
.spec-box tr:last-child td { border-bottom: none; }

.galeri { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 20px; }
.galeri figure { border: 1px solid var(--garis); overflow: hidden; cursor: zoom-in; margin: 0; }
.galeri img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; transition: transform .5s; }
.galeri figure:hover img { transform: scale(1.03); }
.galeri figcaption { font-size: 11px; color: var(--teks-2); padding: 12px; background: var(--obsidian); }

#lightbox img { max-width: 94vw; max-height: 76vh; object-fit: contain; border: 1px solid #334155; }
#lightbox p { margin-top: 16px; max-width: 560px; text-align: center; }

/* ---------- Modal CV ---------- */
.modal-cv {
  width: 90vw;
  max-width: 1200px;
  height: 90vh;
  display: flex;
  flex-direction: column;
}
.cv-kontrol { display: flex; align-items: center; gap: 8px; }
.cv-scroll {
  overflow: auto ;
  flex-grow: 1 ;
  width: 100% ;
  background: var(--obsidian);
  padding: 24px 16px ;
  text-align: center;
}
.cv-doc {
  width: 100% ;
  max-width: 780px ;
  height: auto ;
  margin: 0 auto ;
  transform-origin: top center ;
  transition: transform .2s ease-out;
  display: inline-block ;
}
#cv-img {
  width: 100%;
  height: auto ;
  display: block ;
  box-shadow: 0 10px 30px rgba(0,0,0, 0.5);
}

/* ---------- Toast (notifikasi) ---------- */
#toast-area { position: fixed; top: 80px; right: 20px; z-index: 100; display: flex; flex-direction: column; gap: 10px; }
.toast {
  font-family: var(--font-mono); font-size: 12px; padding: 14px 18px; max-width: 320px;
  border: 1px solid; background: var(--chassis); animation: naik .3s;
}
.toast.ok { border-color: var(--hijau); color: var(--hijau); }
.toast.err { border-color: var(--merah); color: var(--merah); }
.toast.info { border-color: var(--cyan); color: var(--cyan); }

/* ============================================================
   RESPONSIVE — hanya 2 mode: HP (≤768px) atau Desktop (>768px)
   ============================================================ */
@media (max-width: 768px) {
  section { padding: 72px 0; }

  /* Navigasi: menu desktop disembunyikan, hamburger muncul */
  .nav-desktop { display: none; }
  .hamburger { display: block; }

  /* Hero bertumpuk: teks dulu, foto di bawahnya (tengah) */
  #hero { min-height: 0; padding: 118px 0 72px; }
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  h1 { font-size: clamp(30px, 9.5vw, 44px); }
  .hero-sub { font-size: 15px; margin-top: 20px; }
  .tags { margin-bottom: 22px; }
  .bingkai-foto { margin: 0 auto; max-width: 320px; }
  #contact .bingkai-foto { margin: 0 auto; }

  /* Statistik hero jadi 2 kolom */
  .stats { grid-template-columns: 1fr 1fr; }
  .stats div { border-top: 1px solid var(--garis); }
  .stats div:nth-child(-n+2) { border-top: none; }
  .stats div:nth-child(3) { border-left: none; }

  /* Semua grid jadi 1 kolom (minmax(0,1fr) + min-width:0 agar isi
     seperti carousel tidak memaksa kolom lebih lebar dari layar HP) */
  .grid-3, .grid-2, .kanal-grid, .galeri, .overview-grid { grid-template-columns: minmax(0, 1fr); }
  .grid-2 > *, .grid-3 > *, .kanal-grid > *, .galeri > *, .overview-grid > * { min-width: 0; }
  .grid-2 { gap: 36px; }

  .bab { margin-bottom: 36px; }
  .manifesto { font-size: 15px; padding-left: 20px; margin-bottom: 44px; }
  .timeline { padding-left: 24px; }

  /* Marquee lebih ramping */
  .marquee { padding: 14px 0; }
  .marquee-track .item { font-size: 11px; padding: 0 16px; }

  /* Modal & lightbox nyaman di layar kecil */
  .modal-backdrop { padding: 12px; }
  .modal { max-height: 92vh; }
  .modal-body, .modal-top { padding-left: 18px; padding-right: 18px; }
  .modal-cv { width: 100%; height: 92vh; }
  .cv-scroll { padding: 12px; }
  .sertifikat-besar { width: 92vw; max-width: 92vw; padding: 12px; }
  #lightbox p { padding: 0 12px; }

  /* Menu layar penuh HP */
  .menu-mobile-links { padding: 0 24px; }
  .menu-mobile-links a { font-size: 28px; }

  /* Dock melayang lebih kecil, tooltip dimatikan (layar sentuh) */
  .dock { bottom: 16px; right: 12px; }
  .dock a, .dock button { width: 40px; height: 40px; }
  .dock .tip { display: none; }

  /* Toast memenuhi lebar layar */
  #toast-area { top: 70px; right: 12px; left: 12px; }
  .toast { max-width: none; }

  .footer { font-size: 8.5px; justify-content: center; text-align: center; }
}