/* ============================================================
   PIKA HMTI — style.css
   Dark  : Birdong / deep teal (#0a1628)
   Light : Biru muda / sky (#e8f4fd)
   Font  : Plus Jakarta Sans
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

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

/* ══ DARK MODE ═════════════════════════════════════════════ */
:root,
[data-theme="dark"] {
  /* ── Abyss Navy ── */
  --bg:       #0a0f1e;
  --bg2:      #0d1322;
  --bg3:      #0f1628;
  --surface:  rgba(59,98,245,.06);
  --surface2: rgba(59,98,245,.10);
  --border:   rgba(59,98,245,.18);
  --border-a: rgba(59,98,245,.45);

  --blue:     #3b62f5;
  --blue-l:   #6389ff;
  --cyan:     #0bbcd4;
  --cyan-l:   #38d9f0;
  --glow:     rgba(59,98,245,.28);

  --accent:   #3b62f5;
  --accent-l: #6389ff;

  --green:    #4ade80;
  --amber:    #fbbf24;
  --red:      #f87171;

  --grad:      linear-gradient(135deg, #3b62f5, #0bbcd4);
  --grad-text: linear-gradient(135deg, #6389ff, #38d9f0);

  --t1: #dce6ff;
  --t2: #7a96cc;
  --t3: #3d5480;

  --dot:    rgba(59,98,245,.07);
  --nav-bg: rgba(10,15,30,.94);
}

/* ══ LIGHT MODE ════════════════════════════════════════════ */
[data-theme="light"] {
  /* ── Light Blue v4 ── */
  --bg:       #f0f3ff;
  --bg2:      #e8ecff;
  --bg3:      #dde3ff;
  --surface:  rgba(99,120,255,.06);
  --surface2: rgba(99,120,255,.10);
  --border:   rgba(99,120,255,.16);
  --border-a: rgba(59,98,245,.40);

  --blue:     #3b62f5;
  --blue-l:   #6389ff;
  --cyan:     #0bbcd4;
  --cyan-l:   #0090a8;
  --glow:     rgba(59,98,245,.18);

  --accent:   #3b62f5;
  --accent-l: #185fa5;

  --green:    #16a34a;
  --amber:    #d97706;
  --red:      #dc2626;

  --grad:      linear-gradient(135deg, #3b62f5, #0bbcd4);
  --grad-text: linear-gradient(135deg, #3b62f5, #0bbcd4);

  --t1: #08153a;
  --t2: #3d4f82;
  --t3: #7e90bf;

  --dot:    rgba(59,98,245,.06);
  --nav-bg: rgba(240,243,255,.96);
}

/* ══ BASE ══════════════════════════════════════════════════ */
html { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--t1);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  transition: background .3s, color .3s;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: radial-gradient(var(--dot) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  z-index: 0;
}

/* Orbs */
.orb {
  position: fixed; border-radius: 50%;
  filter: blur(120px); pointer-events: none; z-index: 0;
}
.orb-1 { width:600px; height:600px; top:-180px; left:-140px;
  background: radial-gradient(circle, rgba(59,98,245,.18), transparent 70%);
  animation: drift 22s ease-in-out infinite; }
.orb-2 { width:480px; height:480px; top:40%; right:-140px;
  background: radial-gradient(circle, rgba(11,188,212,.10), transparent 70%);
  animation: drift 28s ease-in-out infinite reverse; }
.orb-3 { width:400px; height:400px; bottom:-80px; left:36%;
  background: radial-gradient(circle, rgba(124,95,245,.08), transparent 70%);
  animation: drift 19s ease-in-out infinite 5s; }
@keyframes drift {
  0%,100% { transform: translate(0,0); }
  33%     { transform: translate(36px,-26px); }
  66%     { transform: translate(-26px,36px); }
}

nav, header, main, section, footer,
.about-strip, .section-divider { position: relative; z-index: 1; }

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--cyan); border-radius: 4px; }

/* ══ NAVBAR ════════════════════════════════════════════════ */
.navbar {
  position: sticky; top: 0; z-index: 900;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 0 36px; height: 64px;
  background: var(--nav-bg);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}

.nav-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; flex-shrink: 0;
}
.nav-logo-img {
  width: 34px; height: 34px; object-fit: contain;
  border-radius: 4px;
}
[data-theme="dark"] .nav-logo-img  { filter: drop-shadow(0 0 6px rgba(59,98,245,.5)); }
[data-theme="light"] .nav-logo-img { filter: none; }
.nav-brand-text {
  font-weight: 800; font-size: 17px; letter-spacing: -.4px; color: var(--t1);
}
.nav-brand-text em {
  font-style: normal;
  background: var(--grad-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-right { display: flex; align-items: center; gap: 8px; }

.nav-pills { display: flex; gap: 3px; align-items: center; }

.pill {
  display: flex; align-items: center; gap: 5px;
  background: none; border: 1px solid transparent;
  color: var(--t2); font-family: inherit;
  font-size: 12.5px; font-weight: 500;
  padding: 5px 13px; border-radius: 100px;
  cursor: pointer; transition: all .18s; white-space: nowrap;
}
.pill:hover { color: var(--t1); border-color: var(--border-a); background: rgba(59,98,245,.10); }
.pill.active { color:#fff; background: var(--grad); border-color:transparent; box-shadow:0 0 18px var(--glow); }
.pill .ct {
  font-size: 10.5px; padding: 1px 6px; border-radius: 8px; font-weight: 700;
  background: rgba(255,255,255,.18);
}
.pill:not(.active) .ct { background: rgba(59,98,245,.18); color: var(--blue-l); }
[data-theme="light"] .pill:not(.active) .ct { background: rgba(27,108,168,.15); color: var(--blue); }

/* Theme button */
.btn-theme {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--t2); cursor: pointer; transition: all .2s;
}
.btn-theme:hover { background: rgba(59,98,245,.12); border-color: var(--border-a); color: var(--blue-l); }

/* Hamburger */
.hamburger {
  display: none; background: none; border: none;
  cursor: pointer; flex-direction: column; gap: 5px; padding: 4px;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--t1); border-radius: 2px; transition: all .3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ══ HERO ══════════════════════════════════════════════════ */
.hero {
  padding: 90px 36px 110px;
  text-align: center; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute;
  width: 800px; height: 500px; top: 50%; left: 50%;
  transform: translate(-50%,-62%);
  background: radial-gradient(ellipse, rgba(59,98,245,.22) 0%, rgba(11,188,212,.12) 50%, transparent 75%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom:0; left:0; right:0; height:1px;
  background: linear-gradient(90deg, transparent, var(--blue), var(--cyan), transparent);
  opacity: .5;
}

.hero-logos {
  display: flex; align-items: center; justify-content: center;
  gap: 18px; margin-bottom: 32px;
}
.hero-logo {
  height: 42px; width: auto; object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(99,140,255,.4)); opacity: .9;
  transition: opacity .2s, transform .2s, filter .2s;
}
[data-theme="light"] .hero-logo { filter: none; opacity: .7; }
.hero-logo:hover { opacity: 1; transform: scale(1.05); }
.hero-logo-pika {
  height: 52px;
  filter: drop-shadow(0 0 14px rgba(59,98,245,.5));
}
[data-theme="light"] .hero-logo-pika { filter: drop-shadow(0 0 12px rgba(27,108,168,.4)); }
.hero-sep { width:1px; height:28px; background: var(--border); }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(59,98,245,.10); border: 1px solid rgba(59,98,245,.30);
  color: var(--blue-l); font-size: 12px; font-weight: 600;
  padding: 5px 18px; border-radius: 100px; margin-bottom: 22px;
}
[data-theme="light"] .hero-badge {
  background: rgba(27,108,168,.08); border-color: rgba(27,108,168,.25); color: var(--blue);
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.hero-title {
  font-size: clamp(34px,5.5vw,64px); font-weight: 800;
  line-height: 1.08; letter-spacing: -1.5px; margin-bottom: 16px; color: var(--t1);
}
.hero-title-grad {
  background: var(--grad-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 15px; line-height: 1.75; color: var(--t2);
  max-width: 500px; margin: 0 auto 36px;
}

.hero-search { position: relative; max-width: 440px; margin: 0 auto; }
.hero-search input {
  width: 100%; padding: 13px 48px 13px 18px;
  background: var(--surface2); border: 1px solid var(--border); border-radius: 12px;
  color: var(--t1); font-family: inherit; font-size: 14px;
  outline: none; transition: all .2s;
}
.hero-search input::placeholder { color: var(--t3); }
.hero-search input:focus {
  border-color: var(--blue); background: rgba(59,98,245,.08);
  box-shadow: 0 0 0 3px var(--glow);
}
.hero-search-icon {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  color: var(--t3); font-size: 18px; pointer-events: none;
}

/* Filter chips — di bawah search hero */
.filter-chips {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 8px; margin-top: 16px;
}
.fchip {
  display: inline-flex; align-items: center;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--t2); font-family: inherit; font-size: 12.5px; font-weight: 500;
  padding: 5px 16px; border-radius: 100px;
  cursor: pointer; transition: all .18s; white-space: nowrap;
}
.fchip:hover { color: var(--t1); border-color: var(--border-a); background: rgba(59,98,245,.10); }
.fchip.active { color:#fff; background: var(--grad); border-color:transparent; box-shadow:0 0 18px var(--glow); }

.hero-stats {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 28px;
}
.stat-pill {
  display: flex; align-items: center; gap: 7px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 100px; padding: 6px 16px;
}
.stat-num {
  font-size: 14px; font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-lbl { font-size: 12px; color: var(--t2); font-weight: 500; }

/* ══ ABOUT STRIP ═══════════════════════════════════════════ */
.about-strip {
  max-width: 1200px; margin: 0 auto; padding: 32px 36px 0;
}
.about-card {
  position: relative; overflow: hidden;
  display: flex; align-items: flex-start; gap: 20px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 20px 24px;
  backdrop-filter: blur(12px);
}
.about-card::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--grad); border-radius: 3px 0 0 3px;
}
.about-card-icon {
  flex-shrink: 0; width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(59,98,245,.12); border: 1px solid rgba(59,98,245,.25);
  border-radius: 10px; font-size: 18px;
}
.about-card-body { flex: 1; }
.about-card-title {
  font-size: 13px; font-weight: 700;
  background: var(--grad-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px; letter-spacing: .01em;
}
.about-card-text {
  font-size: 13.5px; color: var(--t2); line-height: 1.65;
}
.about-card-text b { color: var(--t1); font-weight: 600; }

/* ══ MAIN ══════════════════════════════════════════════════ */
.main { max-width: 1200px; margin: 0 auto; padding: 32px 36px 72px; }

.sec-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; flex-wrap: wrap; gap: 8px;
}
.sec-title {
  font-size: 18px; font-weight: 700;
  display: flex; align-items: center; gap: 10px;
}
.sec-title::before {
  content: ''; width: 3px; height: 18px; border-radius: 4px;
  background: var(--grad); display: inline-block;
}
.sec-count {
  font-size: 12.5px; font-weight: 600; color: var(--blue-l);
  background: rgba(59,98,245,.10); border: 1px solid rgba(59,98,245,.18);
  padding: 4px 12px; border-radius: 100px;
}
[data-theme="light"] .sec-count { color: var(--blue); background: rgba(27,108,168,.08); border-color: rgba(27,108,168,.20); }

/* ── Grid & Card ─────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px,1fr));
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border); border-radius: 14px;
  padding: 24px;
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color .22s, transform .22s, box-shadow .22s;
}
.card:hover {
  border-color: var(--border-a);
  background: var(--surface2);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(59,98,245,.16);
}

.card-icon {
  font-size: 26px; line-height: 1;
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(59,98,245,.10); border: 1px solid rgba(59,98,245,.18);
  border-radius: 10px;
}

.card-cat {
  font-size: 10px; font-weight: 700; letter-spacing: .8px; text-transform: uppercase;
  color: var(--blue-l); background: rgba(59,98,245,.10);
  border: 1px solid rgba(59,98,245,.20); padding: 2px 9px;
  border-radius: 100px; align-self: flex-start;
}
[data-theme="light"] .card-cat { color: var(--blue); background: rgba(27,108,168,.08); border-color: rgba(27,108,168,.20); }
.card[data-category="soal"]  .card-cat { color:#38bdf8; background:rgba(56,189,248,.10);  border-color:rgba(56,189,248,.22); }
.card[data-category="riset"] .card-cat { color:#4ade80; background:rgba(74,222,128,.09);  border-color:rgba(74,222,128,.22); }
.card[data-category="tools"] .card-cat { color:#a78bfa; background:rgba(167,139,250,.09); border-color:rgba(167,139,250,.22); }
.card[data-category="info"]  .card-cat { color:#fbbf24; background:rgba(251,191,36,.08);  border-color:rgba(251,191,36,.22); }
[data-theme="light"] .card[data-category="soal"]  .card-cat { color:#0284c7; }
[data-theme="light"] .card[data-category="riset"] .card-cat { color:#16a34a; }
[data-theme="light"] .card[data-category="tools"] .card-cat { color:#7c3aed; }
[data-theme="light"] .card[data-category="info"]  .card-cat { color:#d97706; }

.card h3 { font-size: 15px; font-weight: 700; color: var(--t1); line-height: 1.3; }
.card p  { font-size: 13px; line-height: 1.65; color: var(--t2); flex: 1; }

/* ── Tombol Buka — SAMA PERSIS dengan sistem download yang works ── */
.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 4px; align-self: flex-start;
  font-size: 12.5px; font-weight: 600;
  color: var(--blue-l);
  text-decoration: none;
  padding: 7px 15px; border-radius: 8px;
  border: 1px solid rgba(59,98,245,.28);
  background: rgba(59,98,245,.08);
  transition: background .18s, color .18s, box-shadow .18s;
}
[data-theme="light"] .card-link {
  color: var(--blue); border-color: rgba(27,108,168,.28);
  background: rgba(27,108,168,.07);
}
.card-link:hover {
  background: var(--grad); color: #fff;
  border-color: transparent; box-shadow: 0 4px 16px var(--glow);
}
.card-link svg {
  width: 11px; height: 11px;
  stroke: currentColor; fill: none; stroke-width: 2;
}

/* Empty */
.empty { text-align: center; padding: 60px 20px; display: none; }
.empty p { color: var(--t3); font-size: 14px; margin-top: 8px; }

/* ══ DIVIDER ════════════════════════════════════════════════ */
.section-divider {
  height: 1px; position: relative; z-index: 1;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* ══ SECTION HELPERS ════════════════════════════════════════ */
.section-inner { max-width: 1200px; margin: 0 auto; }

.section-label {
  font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--blue-l); margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
}
[data-theme="light"] .section-label { color: var(--blue); }
.section-label::before {
  content: ''; width: 22px; height: 2px; border-radius: 2px; background: var(--grad);
}
.section-heading {
  font-size: clamp(26px,3.5vw,38px); font-weight: 800;
  letter-spacing: -1px; line-height: 1.15; margin-bottom: 10px;
}
.section-heading .g {
  background: var(--grad-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-desc { font-size: 14px; color: var(--t2); line-height: 1.7; max-width: 560px; margin-bottom: 36px; }

/* ══ FEEDBACK ════════════════════════════════════════════════ */
.feedback-section {
  padding: 72px 36px; background: var(--bg2);
  position: relative; overflow: hidden; transition: background .3s;
}
.feedback-section::after {
  content: ''; position: absolute;
  width: 600px; height: 400px; top:50%; left:50%; transform:translate(-50%,-50%);
  background: radial-gradient(ellipse, rgba(59,98,245,.10), transparent 70%);
  pointer-events: none;
}

.feedback-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.form-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 28px; position: relative; z-index: 1;
}
.form-title { font-size: 15px; font-weight: 700; margin-bottom: 18px; }

.form-group { margin-bottom: 14px; }
.form-group label {
  display: block; font-size: 11px; font-weight: 700;
  letter-spacing: .5px; text-transform: uppercase; color: var(--t2); margin-bottom: 5px;
}
.req { color: var(--cyan); }
[data-theme="light"] .req { color: #e53e3e; }

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: 10px 13px;
  background: rgba(59,98,245,.04); border: 1px solid var(--border); border-radius: 8px;
  color: var(--t1); font-family: inherit; font-size: 13.5px;
  outline: none; transition: all .2s; resize: vertical;
}
.form-group select option { background: var(--bg3); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--blue); background: rgba(59,98,245,.07);
  box-shadow: 0 0 0 3px var(--glow);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--t3); }
.form-group textarea { min-height: 100px; }

.char-count { display: block; text-align: right; font-size: 11px; color: var(--t3); margin-top: 3px; }

.btn-submit {
  width: 100%; padding: 11px; border-radius: 10px; border: none;
  background: var(--grad); color: #fff; font-family: inherit;
  font-size: 14px; font-weight: 700; cursor: pointer;
  transition: all .2s; box-shadow: 0 4px 20px var(--glow);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 32px var(--glow); }
.btn-submit:disabled { opacity: .55; cursor: not-allowed; transform: none; }

.fb-alert { padding: 10px 14px; border-radius: 8px; font-size: 13px; font-weight: 500; margin-bottom: 12px; }
.fb-ok  { background: rgba(74,222,128,.10); border:1px solid rgba(74,222,128,.25); color: var(--green); }
.fb-err { background: rgba(248,113,113,.09); border:1px solid rgba(248,113,113,.25); color: var(--red); }

.feedback-info { display: flex; flex-direction: column; gap: 12px; position: relative; z-index: 1; }
.info-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px;
  display: flex; align-items: flex-start; gap: 12px; transition: border-color .2s;
}
.info-card:hover { border-color: var(--border-a); }
.info-icon {
  width: 36px; height: 36px; border-radius: 9px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 17px;
}
.ic-blue  { background: rgba(27,108,168,.15); }
.ic-cyan  { background: rgba(0,180,216,.12);  }
.ic-teal  { background: rgba(56,189,248,.12); }
.ic-green { background: rgba(74,222,128,.10); }
.info-card h4 { font-size: 13.5px; font-weight: 700; margin-bottom: 3px; }
.info-card p  { font-size: 12px; color: var(--t2); line-height: 1.6; }

/* ══ CONTACT ═════════════════════════════════════════════════ */
.contact-section { padding: 72px 36px; position: relative; overflow: hidden; }
.contact-section::before {
  content: ''; position: absolute; width:500px; height:360px; top:50%; right:-80px;
  transform: translateY(-50%);
  background: radial-gradient(ellipse, rgba(59,98,245,.09), transparent 70%);
  pointer-events: none;
}

.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; margin-top: 36px; }

.contact-left h3 {
  font-size: clamp(20px,2.5vw,30px); font-weight: 800;
  letter-spacing: -.8px; line-height: 1.2; margin-bottom: 12px;
}
.contact-left > p { font-size: 14px; color: var(--t2); line-height: 1.7; margin-bottom: 24px; }

.social-links { display: flex; flex-direction: column; gap: 9px; }
.social-link {
  display: flex; align-items: center; gap: 12px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 11px 16px;
  text-decoration: none; color: var(--t1); transition: all .2s;
}
.social-link:hover {
  border-color: var(--border-a); background: rgba(0,180,216,.08); transform: translateX(4px);
}
.s-icon {
  width: 32px; height: 32px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; flex-shrink: 0;
}
.s-ig { background: linear-gradient(135deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888); }
.s-wa { background: linear-gradient(135deg,#25d366,#128c7e); }
.s-yt { background: #ff0000; }
.s-label { font-size: 10px; color: var(--t3); font-weight: 600; letter-spacing: .5px; text-transform: uppercase; }
.s-val   { font-size: 13px; font-weight: 600; }

.person-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.person-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 8px; transition: all .22s;
}
.person-card:hover {
  border-color: var(--border-a); transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0,180,216,.12);
}
.person-avatar {
  width: 58px; height: 58px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 19px; font-weight: 800;
  position: relative;
}
.person-avatar::before {
  content: ''; position: absolute; inset: -2px; border-radius: 50%;
  background: var(--grad); z-index: -1; opacity: .5; filter: blur(4px);
}
.av-1 { background: linear-gradient(135deg,#0d1e38,#1b4d80); color:#48a9d4; }
.av-2 { background: linear-gradient(135deg,#0a1628,#0f4d80); color:#90cdf4; }
.av-3 { background: linear-gradient(135deg,#081828,#0c6b9a); color:#67e8f9; }
.av-4 { background: linear-gradient(135deg,#0a2020,#0d6060); color:#5eead4; }

.person-name { font-size: 13.5px; font-weight: 700; }
.person-role {
  font-size: 10px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase;
  color: var(--blue-l); background: rgba(59,98,245,.10);
  padding: 2px 9px; border-radius: 100px;
}
[data-theme="light"] .person-role { color: var(--blue); background: rgba(27,108,168,.10); }
.person-wa {
  display: flex; align-items: center; justify-content: center; gap: 5px;
  background: rgba(37,211,102,.10); border: 1px solid rgba(37,211,102,.22);
  border-radius: 8px; padding: 6px 11px;
  text-decoration: none; color: var(--green);
  font-size: 12px; font-weight: 600; width: 100%; transition: background .2s;
}
.person-wa:hover { background: rgba(37,211,102,.20); }

/* ══ SITE FOOTER ═════════════════════════════════════════════ */
.site-footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 24px 36px; transition: background .3s;
}
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap;
}
.footer-logos { display: flex; align-items: center; gap: 12px; }
.footer-logo {
  height: 24px; width: auto; object-fit: contain;
  opacity: .70; transition: opacity .2s;
}
.footer-logo:hover { opacity: 1; }
.footer-sep { width: 1px; height: 18px; background: var(--border); }
.footer-text { font-size: 11.5px; color: var(--t3); text-align: right; line-height: 1.7; }
.footer-text b { color: var(--t2); }

/* ══ RESPONSIVE — Mobile First ═══════════════════════════════
   Breakpoints:
   ≤ 960px  — tablet
   ≤ 680px  — large phone / small tablet
   ≤ 480px  — phone (standard Android)
   ≤ 360px  — small phone (Galaxy A series, Redmi, dll)
   ══════════════════════════════════════════════════════════ */

/* ── 960px ──────────────────────────────────────────────── */
@media (max-width: 960px) {
  .feedback-grid { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; }
}

/* ── 680px ──────────────────────────────────────────────── */
@media (max-width: 680px) {
  /* Navbar */
  .navbar { padding: 0 16px; height: 58px; gap: 8px; }

  /* Hero */
  .hero { padding: 48px 16px 72px; }
  .hero-logos { gap: 10px; margin-bottom: 18px; }
  .hero-logo { height: 28px; }
  .hero-logo-pika { height: 40px; }
  .hero-sep { height: 22px; }
  .hero-title { font-size: clamp(24px, 7vw, 36px); }
  .hero-sub { font-size: 14px; padding: 0 4px; }

  /* Search */
  .hero-search { max-width: 100%; }
  .hero-search input { font-size: 14px; padding: 12px 44px 12px 16px; }

  /* Filter chips */
  .filter-chips { gap: 6px; }
  .fchip { font-size: 12px; padding: 4px 13px; }

  /* Stats */
  .hero-stats { gap: 8px; flex-wrap: wrap; justify-content: center; }
  .stat-pill { padding: 10px 16px; min-width: 70px; }
  .stat-num { font-size: 20px; }

  /* Main content */
  .main { padding: 24px 14px 80px; }
  .about-strip { padding: 16px 14px 0; }
  .about-card { padding: 16px 18px; gap: 14px; }
  .about-card-icon { width: 36px; height: 36px; font-size: 16px; }
  .about-card-text { font-size: 13px; }

  /* Card grid — 1 kolom di HP */
  .grid { grid-template-columns: 1fr; gap: 12px; }
  .card { padding: 18px; }
  .card h3 { font-size: 14.5px; }
  .card p  { font-size: 13px; }
  .card-link { font-size: 12px; padding: 8px 14px; }

  /* Sections */
  .feedback-section,
  .contact-section { padding-left: 14px; padding-right: 14px; }
  .section-inner { padding: 0; }

  /* Feedback form */
  .form-card { padding: 20px 16px; }
  .feedback-info { gap: 10px; }
  .info-card { padding: 14px; gap: 10px; }

  /* Contact */
  .contact-left h3 { font-size: 20px; }
  .person-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .person-card { padding: 16px 12px; }
  .person-avatar { width: 44px; height: 44px; font-size: 15px; }
  .person-name { font-size: 13px; }
  .social-links { gap: 10px; }
  .social-link { padding: 12px 14px; gap: 10px; }

  /* Footer */
  .site-footer { padding: 20px 14px; }
  .footer-inner { flex-direction: column; align-items: center; gap: 12px; }
  .footer-logos { justify-content: center; }
  .footer-text { text-align: center; }

  /* FAB — jauhkan dari pinggir bawah agar tidak nutupin footer */
  .contact-fab { bottom: 16px; right: 14px; }
}

/* ── 480px — HP standar Android ─────────────────────────── */
@media (max-width: 480px) {
  .hero { padding: 40px 14px 64px; }
  .hero-title { font-size: clamp(22px, 6.5vw, 30px); }
  .hero-stats { gap: 6px; }
  .stat-pill { padding: 8px 12px; min-width: 62px; }
  .stat-num { font-size: 18px; }
  .stat-lbl { font-size: 11px; }

  /* Grid tetap 1 kolom, card sedikit lebih compact */
  .grid { gap: 10px; }
  .card { padding: 16px; gap: 6px; }

  /* Person 1 kolom */
  .person-grid { grid-template-columns: 1fr; }

  /* FAB tooltip tidak keluar layar */
  .fab-tooltip { width: calc(100vw - 52px); right: 0; }
}

/* ── 360px — HP kecil (Redmi, Samsung A-series entry) ───── */
@media (max-width: 360px) {
  .navbar { padding: 0 12px; }
  .nav-brand-text { font-size: 15px; }
  .hero { padding: 32px 12px 56px; }
  .hero-logo { height: 24px; }
  .hero-logo-pika { height: 34px; }
  .hero-title { font-size: 22px; }
  .hero-sub { font-size: 13px; }
  .stat-num { font-size: 16px; }
  .main { padding: 18px 12px 72px; }
  .about-strip { padding: 16px 12px 0; font-size: 12.5px; }
  .card { padding: 14px; }
  .card-icon { width: 40px; height: 40px; font-size: 22px; }
  .contact-fab { bottom: 14px; right: 12px; }
  .fab-tooltip { width: calc(100vw - 44px); }
}

/* ══════════════════════════════════════════════════════════
   FLOATING NARAHUBUNG — pojok kanan bawah
   ══════════════════════════════════════════════════════════ */

.contact-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9000;
}

.fab-main {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--grad);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(59,98,245,.40), 0 2px 8px rgba(0,0,0,.30);
  transition: transform .2s, box-shadow .2s;
  font-size: 20px;
  -webkit-tap-highlight-color: transparent;
}

.fab-main:hover {
  transform: scale(1.09);
  box-shadow: 0 8px 32px rgba(59,98,245,.55);
}

.fab-main:active { transform: scale(.92); }

.fab-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  right: 0;
  background: var(--bg2);
  border: 1px solid var(--border-a);
  border-radius: 16px;
  padding: 16px;
  width: 252px;
  box-shadow: 0 16px 48px rgba(0,0,0,.40);
  display: none;
  text-align: left;
}

.fab-tooltip.show {
  display: block;
  animation: fabIn .18s ease;
}

@keyframes fabIn {
  from { opacity: 0; transform: translateY(6px) scale(.97); }
  to   { opacity: 1; transform: translateY(0)   scale(1);   }
}

.fab-tooltip-title {
  font-weight: 700;
  color: var(--t1);
  font-size: 13.5px;
  margin-bottom: 4px;
}

.fab-tooltip-sub {
  color: var(--t3);
  font-size: 12px;
  line-height: 1.5;
  margin-bottom: 12px;
}

.fab-contact-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  border-radius: 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--t1);
  text-decoration: none;
  font-size: 12.5px;
  font-weight: 500;
  margin-bottom: 6px;
  transition: border-color .15s, color .15s, background .15s;
  -webkit-tap-highlight-color: transparent;
}

.fab-contact-link:last-child { margin-bottom: 0; }

.fab-contact-link:hover,
.fab-contact-link:active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(59,98,245,.08);
}

.fab-role {
  margin-left: auto;
  font-size: 10.5px;
  color: var(--t3);
  white-space: nowrap;
}