/* ============================================================
   RUANGSNBT.MY.ID · style.css
   Mobile-first · Fluid · Accessible · Device-agnostic
   Breakpoints: 480 · 640 · 768 · 1024 · 1280
   ============================================================ */

/* ========== TOKENS ========== */
:root{
  --brand:#2563EB;
  --brand-600:#1D4ED8;
  --brand-700:#1E40AF;
  --brand-50:#EFF6FF;
  --brand-100:#DBEAFE;
  --ink:#0F172A;
  --ink-2:#334155;
  --muted:#64748B;
  --line:#E2E8F0;
  --bg:#FFFFFF;
  --bg-2:#F8FAFC;
  --bg-3:#F1F5F9;
  --card:#FFFFFF;

  --green:#10B981;
  --red:#EF4444;
  --yellow:#F59E0B;
  --purple:#8B5CF6;

  --shadow-sm:0 1px 2px rgba(15,23,42,.05);
  --shadow:0 6px 20px rgba(15,23,42,.06);
  --shadow-lg:0 18px 40px rgba(15,23,42,.10);

  --radius-sm:10px;
  --radius:14px;
  --radius-lg:20px;

  --nav-h:60px;
  --side-w:260px;

  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}
html[data-theme="dark"]{
  --ink:#E5E7EB;
  --ink-2:#CBD5E1;
  --muted:#94A3B8;
  --line:#1F2937;
  --bg:#0B1220;
  --bg-2:#111827;
  --bg-3:#1F2937;
  --card:#111827;
  /* Brighter tints so text-on-tint is readable */
  --brand:#3B82F6;
  --brand-600:#60A5FA;
  --brand-700:#93C5FD;
  --brand-50:rgba(96,165,250,.12);
  --brand-100:rgba(96,165,250,.22);
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-lg:0 20px 40px rgba(0,0,0,.5);
}

/* ========== RESET & BASE ========== */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--nav-h) + 12px);
}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.6;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  min-height:100vh;
  min-height:100dvh;
}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;-webkit-tap-highlight-color:transparent}
a:hover{text-decoration:underline}
button{font:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}
input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;margin:0 0 .5em;line-height:1.2}
h1{font-size:clamp(1.65rem,4.5vw,2.6rem)}
h2{font-size:clamp(1.35rem,3.5vw,1.9rem)}
h3{font-size:clamp(1.05rem,2.5vw,1.2rem)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
hr{border:0;border-top:1px solid var(--line);margin:1.4rem 0}
::selection{background:var(--brand);color:#fff}

*:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}

.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:12px;top:12px;background:var(--brand);color:#fff;padding:.5rem .8rem;border-radius:8px;z-index:9999}

/* ========== LAYOUT PRIMITIVES ========== */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 clamp(16px,3vw,24px)}
.narrow{width:100%;max-width:720px;margin:0 auto;padding:0 clamp(16px,3vw,24px)}
main{min-height:60vh;padding-bottom:24px}

.section{padding:clamp(40px,7vw,72px) 0}
.section-sm{padding:clamp(28px,5vw,48px) 0}

.grid{display:grid;gap:clamp(12px,2.5vw,20px)}
.grid-2{grid-template-columns:1fr}
.grid-3{grid-template-columns:1fr}
.grid-4{grid-template-columns:1fr 1fr}
.gap-sm{gap:8px !important}
.gap-md{gap:14px !important}
.gap-lg{gap:22px !important}

@media (min-width:640px){
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:900px){
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(4,1fr)}
}

.flex{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.inline{display:inline-block}

.muted{color:var(--muted)}
.small{font-size:.875rem}
.xsmall{font-size:.78rem}
.big{font-size:1.15rem;font-weight:700}
.lead{font-size:clamp(1rem,2.2vw,1.15rem);color:var(--ink-2)}
.accent{color:var(--brand)}
.text-center{text-align:center}
.hidden{display:none !important}

.mt-sm{margin-top:.5rem}.mt-md{margin-top:1rem}.mt-lg{margin-top:1.5rem}.mt-xl{margin-top:2.25rem}
.mb-sm{margin-bottom:.5rem}.mb-md{margin-bottom:1rem}.mb-lg{margin-bottom:1.5rem}

.c-red{color:var(--red) !important}
.c-green{color:var(--green) !important}
.c-gray{color:var(--muted) !important}
.c-brand{color:var(--brand) !important}

/* ========== NAVBAR ========== */
.navbar{
  position:sticky;
  top:0;z-index:60;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  padding-top:var(--safe-t);
}
html[data-theme="dark"] .navbar{background:rgba(11,18,32,.78)}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:var(--nav-h);gap:10px;
}
.brand{
  display:flex;align-items:center;gap:8px;
  font-weight:800;color:var(--ink);
  letter-spacing:-.02em;font-size:1rem;
  flex-shrink:0;
}
.brand:hover{text-decoration:none}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),#60A5FA);
  color:#fff;font-weight:800;font-size:1rem;
  box-shadow:0 4px 12px rgba(37,99,235,.3);
}
.nav-links{
  display:none;
  position:fixed;top:var(--nav-h);left:0;right:0;
  background:var(--card);border-bottom:1px solid var(--line);
  flex-direction:column;padding:12px 16px 20px;gap:2px;
  box-shadow:var(--shadow-lg);
  max-height:calc(100vh - var(--nav-h));overflow-y:auto;
  animation:navSlide .22s ease;
}
.nav-links.is-open{display:flex}
.nav-links a{
  color:var(--ink);
  padding:12px 14px;border-radius:10px;
  font-weight:500;font-size:1rem;
  min-height:44px;display:flex;align-items:center;
}
.nav-links a:hover,.nav-links a:focus-visible{background:var(--bg-3);text-decoration:none}
@keyframes navSlide{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}

.nav-actions{display:flex;align-items:center;gap:6px}
.icon-btn{
  width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:var(--card);
  color:var(--ink-2);display:grid;place-items:center;
  transition:.15s;padding:0;
}
.icon-btn:hover{background:var(--bg-3);color:var(--ink)}
.hamburger{
  width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:var(--card);
  display:inline-flex;flex-direction:column;gap:4px;
  justify-content:center;align-items:center;padding:0;
}
.hamburger span{
  width:18px;height:2px;background:var(--ink);
  border-radius:2px;transition:.2s;
}
.hamburger.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Hide auth buttons on tiny screens, show hamburger */
.nav-actions .btn{display:none}
@media (min-width:480px){
  .nav-actions .btn{display:inline-flex}
  .nav-actions .btn-ghost{display:none}
}
@media (min-width:900px){
  .nav-links{
    display:flex;position:static;background:transparent;
    box-shadow:none;border:0;padding:0;
    flex-direction:row;gap:2px;max-height:none;overflow:visible;
    animation:none;
  }
  .nav-links a{padding:8px 12px;font-size:.94rem;font-weight:500;color:var(--ink-2);min-height:auto}
  .nav-links a:hover{color:var(--ink)}
  .hamburger{display:none}
  .nav-actions .btn,
  .nav-actions .btn-ghost{display:inline-flex}
}

/* ========== BUTTONS ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 18px;border-radius:11px;
  font-weight:600;font-size:.94rem;line-height:1.2;
  border:1px solid transparent;background:transparent;
  transition:transform .05s, box-shadow .2s, background .2s, color .2s, border-color .2s;
  cursor:pointer;text-decoration:none;
  white-space:nowrap;
  min-height:44px;
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(37,99,235,.25)}
.btn-primary:hover,.btn-primary:focus-visible{background:var(--brand-600);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:var(--bg-3)}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-50)}
.btn-danger{background:var(--red);color:#fff}
.btn-danger:hover{background:#DC2626;color:#fff}
.btn-sm{padding:8px 12px;font-size:.85rem;border-radius:9px;min-height:36px}
.btn-lg{padding:14px 24px;font-size:1rem;border-radius:12px;min-height:52px}
.btn-block{width:100%}
.btn-link{background:transparent;color:var(--brand);padding:4px 8px;border:0;min-height:auto;text-decoration:underline;font-weight:500}
.btn-link:hover{color:var(--brand-600)}

/* ========== HERO ========== */
.hero{
  position:relative;overflow:hidden;
  padding:clamp(40px,8vw,88px) 0 clamp(32px,6vw,72px);
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(37,99,235,.14), transparent 60%),
    radial-gradient(900px 400px at -10% 20%, rgba(139,92,246,.10), transparent 60%),
    var(--bg);
}
.hero-wrap{display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
@media (min-width:900px){.hero-wrap{grid-template-columns:1.1fr .9fr;gap:48px}}

.hero-copy .pill{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-100);color:var(--brand-600);
  padding:6px 12px;border-radius:999px;
  font-size:.82rem;font-weight:600;margin-bottom:14px;
}
.hero-copy h1{font-size:clamp(1.9rem,6vw,3.2rem);line-height:1.08;letter-spacing:-.02em;margin-bottom:12px}
.hero-copy h1 .accent{color:var(--brand);display:inline-block}
.hero-copy .lead{max-width:52ch;margin-top:6px}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.hero-cta .btn{flex:1 1 auto}
@media (min-width:480px){.hero-cta .btn{flex:0 0 auto}}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:16px;margin-top:32px;
}
.hero-stats>div{display:flex;flex-direction:column}
.hero-stats b{font-size:clamp(1.2rem,3vw,1.6rem);color:var(--ink);letter-spacing:-.01em}
.hero-stats span{color:var(--muted);font-size:.85rem}

/* Hero art — floating cards */
.hero-art{position:relative;height:0;padding-top:75%;display:none}
@media (min-width:640px){.hero-art{display:block;padding-top:65%}}
@media (min-width:900px){.hero-art{padding-top:0;height:420px}}

.glass-card{
  position:absolute;
  background:rgba(255,255,255,.72);
  border:1px solid rgba(255,255,255,.6);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-radius:20px;
  padding:16px 18px;
  box-shadow:var(--shadow-lg);
  animation:floaty 6s ease-in-out infinite;
}
html[data-theme="dark"] .glass-card{background:rgba(17,24,39,.7);border-color:rgba(255,255,255,.06)}
.glass-card.float-1{top:5%;left:0;width:min(260px,55%)}
.glass-card.float-2{top:40%;right:0;width:min(200px,45%);animation-delay:1.2s}
.glass-card.float-3{bottom:0;left:20%;width:min(220px,50%);animation-delay:2.4s}
.glass-card.small-card{padding:12px 14px}
.mini-row{display:flex;align-items:center;gap:6px;font-size:.85rem;color:var(--ink-2);margin-bottom:4px}
.mini-row.muted{color:var(--muted)}
.mini-score{font-size:2rem;font-weight:800;color:var(--brand);letter-spacing:-.02em;margin:2px 0 6px;line-height:1}
.mini-num{font-size:1.4rem;font-weight:800;color:var(--brand);margin-top:2px}
.mini-timer{font-size:1.3rem;font-weight:800;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--brand);letter-spacing:.02em;margin-top:2px}
.mini-bar{background:var(--bg-3);height:6px;border-radius:999px;overflow:hidden;margin:4px 0}
.mini-bar>span{display:block;height:100%;background:linear-gradient(90deg,var(--brand),#60A5FA);border-radius:999px}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;flex-shrink:0}
.dot-green{background:var(--green)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* ========== SECTION HEAD ========== */
.section-head{
  display:flex;flex-direction:column;gap:6px;
  text-align:center;margin-bottom:28px;align-items:center;
}
.section-head h2{margin:0}
.section-head .muted{margin:0}
@media (min-width:700px){
  .section-head{
    flex-direction:row;justify-content:space-between;
    text-align:left;align-items:flex-end;
  }
}

/* ========== CARDS ========== */
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(16px,3vw,22px);
  box-shadow:var(--shadow-sm);
}
.card-hover{transition:transform .2s, box-shadow .2s, border-color .2s}
.card-hover:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.card-head{
  display:flex;justify-content:space-between;
  align-items:center;gap:10px;margin-bottom:14px;
  flex-wrap:wrap;
}
.card-head h3{margin:0}

/* Feature card (landing) */
.feature-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;
  transition:transform .2s, box-shadow .2s, border-color .2s;
}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--brand-100)}
.feature-card h3{font-size:1.1rem;margin-bottom:6px}
.feature-card p{margin:0}
.feat-ico{
  width:48px;height:48px;border-radius:12px;
  background:var(--brand-100);color:var(--brand);
  display:grid;place-items:center;font-size:1.6rem;
  margin-bottom:14px;
}

/* Stat card (dashboard) */
.stat-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;
}
.stat-card .label{color:var(--muted);font-size:.85rem;margin-bottom:6px}
.stat-card .val{font-size:1.6rem;font-weight:800;letter-spacing:-.01em;line-height:1.1}

/* ========== STATS SECTION (blue block) ========== */
.stats-section{
  background:linear-gradient(135deg,var(--brand),#60A5FA);
  color:#fff;padding:clamp(40px,6vw,64px) 0;
}
.stats-grid{gap:16px}
.stats-section .stat{text-align:center;padding:16px}
.stats-section .stat-num{
  font-size:clamp(2rem,5vw,3rem);
  font-weight:800;letter-spacing:-.02em;line-height:1;
}
.stats-section .stat-lbl{margin-top:6px;opacity:.9;font-size:.95rem}

/* ========== FORMS ========== */
.form{display:flex;flex-direction:column;gap:14px}
.form label{
  display:flex;flex-direction:column;gap:6px;
  font-size:.9rem;color:var(--ink-2);font-weight:500;
}
.form label.check{flex-direction:row;align-items:center;gap:8px;color:var(--ink)}
.form input:not([type=checkbox]):not([type=radio]),
.form textarea,
.form select{
  width:100%;
  padding:12px 14px;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--ink);
  font-size:16px; /* prevent iOS zoom */
  transition:border-color .15s, box-shadow .15s, background .15s;
  min-height:44px;
  font-family:inherit;
}
.form textarea{min-height:88px;resize:vertical;line-height:1.5}
.form input:focus,.form textarea:focus,.form select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(37,99,235,.18);
  background:var(--bg);
}
.form select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2364748B' d='M6 8L0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:12px;padding-right:36px}
.form input[type=checkbox],.form input[type=radio]{width:18px;height:18px;accent-color:var(--brand);cursor:pointer}

.form .row{display:flex;flex-direction:column;gap:12px}
@media (min-width:640px){.form .row{flex-direction:row}.form .row>*{flex:1}}

.hint{color:var(--muted);font-size:.82rem;margin-top:2px}

/* Auth page */
.auth-wrap,.auth-section{
  min-height:calc(100vh - var(--nav-h));
  display:flex;align-items:center;justify-content:center;
  padding:32px 0;
}
.auth-card{
  width:100%;
  background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:clamp(24px,4vw,36px);
  box-shadow:var(--shadow);
}
.auth-card h1{font-size:clamp(1.35rem,3vw,1.6rem);margin-bottom:.25em}
.auth-card .muted{margin-bottom:1.2rem}
.auth-alt{text-align:center;margin-top:16px;font-size:.9rem;color:var(--muted)}
.link-right{margin-left:auto}

/* ========== TABLES ========== */
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  margin:0 -16px;padding:0 16px;
}
@media (min-width:640px){.table-wrap{margin:0;padding:0}}
.table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:520px}
.table th,.table td{padding:12px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.table th{font-weight:600;color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;white-space:nowrap}
.table tr:last-child td{border-bottom:0}
.table tbody tr:hover{background:var(--bg-2)}

/* ========== CHIPS ========== */
.chip{
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 10px;border-radius:999px;
  background:var(--bg-3);color:var(--ink-2);
  font-size:.75rem;font-weight:600;
  white-space:nowrap;
}
.chip-brand,.chip-blue{background:var(--brand-100);color:var(--brand)}
.chip-green,.chip-mudah{background:rgba(16,185,129,.14);color:var(--green)}
.chip-red,.chip-sulit{background:rgba(239,68,68,.14);color:var(--red)}
.chip-yellow,.chip-sedang{background:rgba(245,158,11,.16);color:#B45309}

/* ========== TOAST & ALERT ========== */
.toast{
  position:fixed;
  left:50%;top:calc(var(--nav-h) + var(--safe-t) + 12px);
  transform:translateX(-50%);
  max-width:calc(100% - 32px);
  padding:12px 18px;border-radius:12px;
  font-size:.9rem;font-weight:500;
  z-index:200;box-shadow:var(--shadow-lg);
  animation:toastin .25s ease;
}
.toast-success{background:#065F46;color:#fff}
.toast-error,.toast-danger{background:#7F1D1D;color:#fff}
.toast-info{background:var(--brand-600);color:#fff}
@keyframes toastin{from{opacity:0;transform:translate(-50%,-10px)}to{opacity:1;transform:translate(-50%,0)}}
.toast.hide{opacity:0;transition:opacity .25s}

.alert{padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:var(--bg-2);font-size:.9rem;margin-bottom:12px}
.alert-info{background:var(--brand-50);color:var(--brand-600);border-color:var(--brand-100)}
.alert-error{background:rgba(239,68,68,.08);color:#991B1B;border-color:rgba(239,68,68,.25)}
.alert-success{background:rgba(16,185,129,.10);color:#065F46;border-color:rgba(16,185,129,.28)}
html[data-theme="dark"] .alert-error{color:#FCA5A5}
html[data-theme="dark"] .alert-success{color:#6EE7B7}

/* ========== FAQ ========== */
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{
  border:1px solid var(--line);border-radius:12px;
  background:var(--card);padding:14px 18px;
  transition:.2s;
}
.faq-item[open]{border-color:var(--brand);box-shadow:0 0 0 3px rgba(37,99,235,.10)}
.faq-item summary{
  cursor:pointer;font-weight:600;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  min-height:32px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.4rem;color:var(--brand);transition:.2s;line-height:1;flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:10px 0 0}

/* ========== CTA SECTION ========== */
.cta{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-wrap{text-align:center;max-width:680px;margin:0 auto}
.cta-wrap h2{margin-bottom:8px}
.cta-wrap .btn{margin-top:20px}

/* ========== SITE FOOTER ========== */
.site-footer{
  background:var(--bg-2);border-top:1px solid var(--line);
  padding:clamp(36px,6vw,56px) 0 24px;
  margin-top:clamp(40px,6vw,64px);
  padding-bottom:calc(24px + var(--safe-b));
}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:28px;
}
@media (min-width:520px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:900px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.site-footer h4{
  font-size:.78rem;text-transform:uppercase;
  letter-spacing:.06em;color:var(--muted);
  margin:0 0 12px;
}
.site-footer a{
  display:block;color:var(--ink-2);
  font-size:.92rem;padding:5px 0;
  min-height:32px;
}
.site-footer a:hover{color:var(--brand);text-decoration:none}
.site-footer .brand{margin-bottom:10px}
.footer-bottom{
  margin-top:32px;padding-top:20px;
  border-top:1px solid var(--line);
  font-size:.85rem;color:var(--muted);text-align:center;
}

/* ========== APP SHELL (Dashboard/Student) ========== */
.app-shell{
  display:grid;
  grid-template-columns:1fr;
  min-height:calc(100vh - var(--nav-h));
}
.sidebar{
  background:var(--bg-2);
  border-right:1px solid var(--line);
  padding:20px 12px;
}
.sidebar .side-brand{
  padding:0 8px 16px;
  border-bottom:1px solid var(--line);margin-bottom:12px;
  display:none;
}
.sidebar .side-nav{display:flex;flex-direction:column;gap:2px}
.sidebar .side-nav a{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:10px;
  color:var(--ink-2);font-weight:500;font-size:.95rem;
  min-height:44px;
}
.sidebar .side-nav a:hover{background:var(--bg-3);text-decoration:none;color:var(--ink)}
.sidebar .side-nav a.active{
  background:var(--brand);color:#fff;
  box-shadow:0 4px 12px rgba(37,99,235,.28);
}
.sidebar .side-nav a.active:hover{background:var(--brand-600);color:#fff}
.sidebar .side-ico{width:22px;text-align:center;display:inline-block;font-size:1.05rem}
.sidebar .side-admin{margin-top:12px;padding-top:12px;border-top:1px solid var(--line);color:var(--purple)}
.sidebar .side-logout{color:var(--red)}

.app-content{padding:clamp(16px,3vw,28px);flex:1;min-width:0}

/* Mobile: sidebar becomes drawer */
@media (max-width:899px){
  .sidebar{
    position:fixed;
    top:var(--nav-h);left:-100%;bottom:0;
    width:min(280px,85vw);
    z-index:50;
    transition:left .28s ease;
    box-shadow:var(--shadow-lg);
    overflow-y:auto;
  }
  .sidebar.is-open{left:0}
  .sidebar .side-brand{display:block}
  .sidebar-backdrop{
    display:none;
    position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;
    background:rgba(0,0,0,.45);
    z-index:49;
    animation:fadein .2s ease;
  }
  .sidebar-backdrop.is-open{display:block}
  body.no-scroll{overflow:hidden}
}
@media (min-width:900px){
  .app-shell{grid-template-columns:var(--side-w) 1fr}
  .sidebar{
    position:sticky;top:var(--nav-h);
    height:calc(100vh - var(--nav-h));
    overflow-y:auto;
  }
}

/* Sidebar toggle button (mobile only) */
.side-toggle{
  display:inline-flex;align-items:center;gap:6px;
  margin-bottom:16px;padding:8px 12px;
  border:1px solid var(--line);border-radius:10px;
  background:var(--card);color:var(--ink);
  font-weight:500;font-size:.9rem;
  min-height:40px;
}
@media (min-width:900px){.side-toggle{display:none}}

/* Page head */
.page-head{
  display:flex;flex-direction:column;gap:6px;
  margin-bottom:20px;
}
@media (min-width:640px){
  .page-head{flex-direction:row;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
}
.page-head h1{margin:0;font-size:clamp(1.35rem,3vw,1.6rem)}
.page-head .sub{color:var(--muted);font-size:.94rem;margin-top:2px}

/* ========== PROGRESS ========== */
.big-progress,.bp-bar{
  background:var(--bg-3);height:10px;
  border-radius:999px;overflow:hidden;
}
.big-progress>span,.bp-bar>span{
  display:block;height:100%;
  background:linear-gradient(90deg,var(--brand),#60A5FA);
  border-radius:999px;transition:width .4s ease;
}
.bp-txt{display:flex;justify-content:space-between;font-size:.85rem;color:var(--muted);margin-top:6px}
.mini-progress{background:var(--bg-3);height:6px;border-radius:999px;overflow:hidden}
.mini-progress>span{display:block;height:100%;background:var(--brand)}

/* ========== ARTICLE / MATERIAL ========== */
.article-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .2s, box-shadow .2s;
  color:var(--ink);
}
.article-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);text-decoration:none;color:var(--ink)}
.article-thumb{
  aspect-ratio:16/9;
  background:linear-gradient(135deg,var(--brand),#60A5FA);
  color:#fff;display:grid;place-items:center;
  font-size:2rem;font-weight:800;
}
.article-thumb img{width:100%;height:100%;object-fit:cover}
.article-body{padding:16px}
.article-body h3{font-size:1.05rem;margin-bottom:6px;color:var(--ink)}
.article-body p{color:var(--muted);font-size:.9rem;margin:0 0 4px}
.article-content{
  max-width:820px;margin:0 auto;
  line-height:1.75;font-size:clamp(1rem,2vw,1.05rem);
}
.article-content h2{margin-top:1.4em}
.article-content img{border-radius:12px;margin:16px 0;max-width:100%}
.article-full{max-width:820px;margin:0 auto;padding:0 clamp(16px,3vw,24px)}
.article-meta{color:var(--muted);font-size:.9rem;margin-bottom:20px}

.video-wrap{
  position:relative;padding-top:56.25%;
  border-radius:14px;overflow:hidden;
  margin:16px 0;background:#000;
}
.video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ========== BANK SOAL / QUESTION REVIEW ========== */
.q-card,.q-body{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(16px,3vw,22px);
  margin-bottom:14px;
}
.q-head{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px;flex-wrap:wrap;align-items:center}
.q-head .no{font-weight:700;color:var(--brand)}
.q-text,.q-meta{font-size:1rem;line-height:1.7}
.q-text{margin-bottom:14px}
.q-meta{color:var(--muted);font-size:.85rem;margin-bottom:8px}
.q-choices{display:flex;flex-direction:column;gap:8px;margin:0;padding:0;list-style:none}
.choice-list{display:flex;flex-direction:column;gap:6px;margin:10px 0;padding:0;list-style:none}
.choice-row{
  display:flex;gap:10px;padding:10px 12px;
  border:1px solid var(--line);border-radius:10px;
  background:var(--bg-2);align-items:flex-start;
}
.choice-row.is-correct{border-color:var(--green);background:rgba(16,185,129,.08)}
.choice-row.is-wrong{border-color:var(--red);background:rgba(239,68,68,.08)}
.choice-row .cl{font-weight:700;color:var(--muted);min-width:22px}
.choice-row.is-correct .cl{color:var(--green)}
.choice-row.is-wrong .cl{color:var(--red)}
.choice-row .ct{flex:1;color:var(--ink)}
.cl-input{width:60px !important}
.ct-input{flex:1}
.q-review{
  border-left:3px solid var(--brand);
  padding:14px;background:var(--bg-2);
  border-radius:8px;margin-top:12px;
}

.bookmark-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:9px;
  background:var(--bg-3);color:var(--ink-2);
  border:1px solid var(--line);cursor:pointer;
  font-size:.85rem;font-weight:500;
  min-height:36px;transition:.15s;
}
.bookmark-btn:hover{background:var(--brand-50);color:var(--brand)}
.bookmark-btn.active,.bookmark-btn.is-on{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ========== FILTER BAR ========== */
.filter-bar,.filters{
  display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;
  background:var(--bg-2);border:1px solid var(--line);
  padding:14px;border-radius:14px;margin-bottom:18px;
}
.filter-bar label,.filters label{
  display:flex;flex-direction:column;gap:4px;
  font-size:.85rem;color:var(--muted);font-weight:500;margin:0;
  flex:1 1 140px;min-width:0;
}
.filter-bar input,.filter-bar select,
.filters input,.filters select{
  padding:10px 12px;border:1px solid var(--line);border-radius:9px;
  background:var(--card);color:var(--ink);
  min-height:40px;font-size:16px;width:100%;
}
.filter-bar input:focus,.filter-bar select:focus,
.filters input:focus,.filters select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(37,99,235,.18);
}
.filter-bar .btn,.filters .btn{flex:0 0 auto}

/* ========== PAGER ========== */
.pager{
  display:flex;gap:6px;justify-content:center;
  margin:28px 0;flex-wrap:wrap;
}
.pager a,.pager span{
  padding:10px 14px;border-radius:9px;
  background:var(--card);border:1px solid var(--line);
  color:var(--ink-2);font-size:.9rem;text-decoration:none;
  min-height:40px;min-width:40px;
  display:inline-flex;align-items:center;justify-content:center;
}
.pager a:hover{background:var(--bg-3)}
.pager .active{background:var(--brand);color:#fff;border-color:var(--brand)}
.pager .disabled{opacity:.45;pointer-events:none}

/* ========== CBT (Tryout Engine) ========== */
.cbt-shell{background:var(--bg-2);min-height:100vh;min-height:100dvh}
.cbt-shell .cbt-topbar{
  position:sticky;top:0;z-index:40;
  display:flex;justify-content:space-between;align-items:center;
  gap:10px;padding:12px 16px;
  padding-top:calc(12px + var(--safe-t));
  background:var(--card);border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);flex-wrap:wrap;
}
.cbt-shell .cbt-title{min-width:0;flex:1}
.cbt-shell .cbt-title b{display:block;font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cbt-shell .cbt-title .small{font-size:.78rem}
.cbt-timer{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;background:var(--brand-50);color:var(--brand-600);
  border-radius:10px;font-weight:700;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:1rem;letter-spacing:.02em;
  flex-shrink:0;
}
.cbt-timer.warn{background:rgba(239,68,68,.12);color:var(--red);animation:pulse 1s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.03)}}

.cbt-shell .cbt-body{
  display:grid;grid-template-columns:1fr;
  gap:16px;padding:16px;
  max-width:1300px;margin:0 auto;
  padding-bottom:calc(16px + var(--safe-b));
}
@media (min-width:1024px){
  .cbt-shell .cbt-body{
    grid-template-columns:280px 1fr;
    gap:24px;padding:24px;
  }
}
.cbt-shell .cbt-nav{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:16px;
  order:2;
}
@media (min-width:1024px){
  .cbt-shell .cbt-nav{
    order:1;position:sticky;
    top:calc(80px + var(--safe-t));
    height:fit-content;max-height:calc(100vh - 100px);
    overflow-y:auto;
  }
}
.cbt-shell .cbt-main{order:1}
@media (min-width:1024px){.cbt-shell .cbt-main{order:2}}

.cbt-shell .nav-title{
  text-transform:uppercase;letter-spacing:.05em;
  margin-bottom:10px;font-weight:600;
}
.cbt-shell .q-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(38px,1fr));
  gap:6px;margin-bottom:12px;
}
.cbt-shell .qnum{
  aspect-ratio:1;display:grid;place-items:center;
  border-radius:8px;font-size:.85rem;font-weight:600;
  background:var(--bg-3);color:var(--ink-2);
  border:1px solid transparent;cursor:pointer;padding:0;
  transition:.15s;min-height:38px;
}
.cbt-shell .qnum:hover{background:var(--brand-50);color:var(--brand)}
.cbt-shell .qnum.answered{background:var(--brand);color:#fff}
.cbt-shell .qnum.doubt{background:var(--yellow);color:#fff}
.cbt-shell .qnum.active{outline:2px solid var(--brand);outline-offset:2px}

.cbt-shell .legend{
  display:grid;grid-template-columns:1fr 1fr;gap:6px;
  font-size:.75rem;color:var(--muted);
  border-top:1px solid var(--line);padding-top:10px;
}
.cbt-shell .legend .l{
  display:inline-block;width:12px;height:12px;
  border-radius:3px;margin-right:6px;vertical-align:middle;
}
.cbt-shell .legend .l-blank{background:var(--bg-3);border:1px solid var(--line)}
.cbt-shell .legend .l-answered{background:var(--brand)}
.cbt-shell .legend .l-doubt{background:var(--yellow)}
.cbt-shell .legend .l-active{background:transparent;border:2px solid var(--brand)}

.cbt-shell .cbt-main{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:clamp(18px,3vw,26px);
  box-shadow:var(--shadow-sm);
}
.cbt-shell .cbt-q .q-meta{margin-bottom:8px}
.cbt-shell .cbt-q .q-text{
  font-size:clamp(.98rem,2vw,1.05rem);
  line-height:1.75;margin-bottom:16px;
}
.cbt-shell .cbt-q img{border-radius:12px;margin:10px 0 16px}
.cbt-shell .cbt-choices{
  list-style:none;padding:0;margin:0 0 18px;
  display:flex;flex-direction:column;gap:8px;
}
.cbt-shell .choice{
  display:flex;gap:12px;padding:14px 16px;
  border:1px solid var(--line);border-radius:12px;
  background:var(--bg-2);cursor:pointer;
  transition:.15s;align-items:flex-start;
  font-size:.95rem;line-height:1.5;
}
.cbt-shell .choice:hover{border-color:var(--brand);background:var(--brand-50)}
.cbt-shell .choice.checked{border-color:var(--brand);background:var(--brand-50)}
.cbt-shell .choice input[type=radio]{margin-top:2px;flex-shrink:0}
.cbt-shell .choice .cl{font-weight:700;color:var(--brand);min-width:22px}
.cbt-shell .choice .ct{flex:1;min-width:0;word-wrap:break-word}
.cbt-shell .cbt-actions{
  display:flex;justify-content:space-between;align-items:center;
  gap:8px;flex-wrap:wrap;margin-top:8px;
}
.cbt-shell .row-checkbox{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--ink-2);font-size:.9rem;cursor:pointer;
}

/* ========== RESULT PAGE ========== */
.result-hero{
  background:linear-gradient(135deg,var(--brand),#60A5FA);
  color:#fff;border-radius:22px;
  padding:clamp(24px,4vw,32px);margin-bottom:24px;
  box-shadow:var(--shadow-lg);
}
.result-hero .big-score{
  font-size:clamp(2.5rem,7vw,3.5rem);
  font-weight:800;letter-spacing:-.02em;line-height:1;
}
.result-hero .sub{opacity:.9;margin-top:4px}
.result-stats{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:12px;margin-top:20px;
}
@media (min-width:640px){.result-stats{grid-template-columns:repeat(4,1fr)}}
.result-stats .box{
  background:rgba(255,255,255,.16);
  border-radius:12px;padding:12px 14px;
  backdrop-filter:blur(6px);
}
.result-stats .box b{display:block;font-size:1.4rem}
.result-stats .box span{font-size:.8rem;opacity:.85}

/* ========== ADMIN ========== */
.admin-body{background:var(--bg-2)}
.admin-body .navbar{display:none}
.admin-shell{
  display:grid;grid-template-columns:1fr;
  min-height:100vh;min-height:100dvh;
}
.admin-side{
  background:var(--ink);color:#CBD5E1;
  padding:16px 12px;
  padding-top:calc(16px + var(--safe-t));
}
.admin-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-weight:700;
  padding:0 8px 14px;
  border-bottom:1px solid rgba(255,255,255,.1);
  margin-bottom:12px;
}
.admin-side nav{display:flex;flex-direction:column;gap:2px}
.admin-side nav a{
  color:#CBD5E1;padding:11px 14px;
  border-radius:9px;font-size:.94rem;
  min-height:44px;display:flex;align-items:center;gap:8px;
}
.admin-side nav a:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none}
.admin-side nav a.active{background:var(--brand);color:#fff}
.admin-main{
  padding:clamp(16px,3vw,28px);
  min-width:0;overflow-x:hidden;
  padding-bottom:calc(24px + var(--safe-b));
}
.admin-main h1{font-size:clamp(1.3rem,3vw,1.5rem);margin:0 0 8px}
.admin-main .card{margin-bottom:16px}

/* Admin: mobile drawer */
@media (max-width:899px){
  .admin-side{
    position:fixed;top:0;left:-100%;bottom:0;
    width:min(280px,85vw);z-index:60;
    transition:left .28s ease;box-shadow:var(--shadow-lg);
    overflow-y:auto;
  }
  .admin-side.is-open{left:0}
  .admin-mobile-bar{
    display:flex;align-items:center;gap:12px;
    padding:12px 16px;
    padding-top:calc(12px + var(--safe-t));
    background:var(--card);border-bottom:1px solid var(--line);
    position:sticky;top:0;z-index:30;
  }
  .admin-mobile-bar .brand-mark{width:32px;height:32px}
  .admin-mobile-bar b{flex:1}
  .admin-backdrop{
    display:none;position:fixed;inset:0;
    background:rgba(0,0,0,.5);z-index:59;
  }
  .admin-backdrop.is-open{display:block}
}
@media (min-width:900px){
  .admin-shell{grid-template-columns:240px 1fr}
  .admin-side{position:sticky;top:0;height:100vh;overflow-y:auto}
  .admin-mobile-bar{display:none}
}

/* Question picker for tryout */
.q-picker{
  display:grid;grid-template-columns:1fr;gap:8px;
  max-height:520px;overflow-y:auto;padding:8px;
  border:1px solid var(--line);border-radius:12px;
  background:var(--bg-2);
}
@media (min-width:768px){.q-picker{grid-template-columns:1fr 1fr}}
.q-pick{
  display:flex;flex-direction:column;gap:4px;
  padding:10px 12px;background:var(--card);
  border:1px solid var(--line);border-radius:10px;
  cursor:pointer;font-size:.86rem;transition:.15s;
}
.q-pick:hover{border-color:var(--brand)}
.q-pick.is-on{border-color:var(--brand);background:var(--brand-50)}
.q-pick input{margin-right:6px}
.q-pick-meta{color:var(--muted);font-size:.75rem;font-weight:600}
.q-pick-text{color:var(--ink-2);line-height:1.45}

/* ========== NOTIF LIST ========== */
.notif-list{display:flex;flex-direction:column;gap:8px;list-style:none;padding:0;margin:0}
.notif-list li{
  padding:12px 14px;background:var(--bg-2);
  border:1px solid var(--line);border-radius:10px;
  font-size:.9rem;
}

/* ========== DROPDOWN ========== */
.dropdown{position:relative;display:inline-block}
.dropdown-menu{
  position:absolute;top:calc(100% + 4px);right:0;
  background:var(--card);border:1px solid var(--line);
  border-radius:10px;box-shadow:var(--shadow);
  min-width:180px;padding:6px;z-index:20;display:none;
}
.dropdown.is-open .dropdown-menu{display:block}
.dropdown-menu a{
  display:block;padding:10px 12px;
  border-radius:6px;color:var(--ink);font-size:.9rem;
  min-height:40px;line-height:1.4;
}
.dropdown-menu a:hover{background:var(--bg-3);text-decoration:none}

/* ========== CHART WRAP ========== */
.chart-wrap{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px;
}
.chart-wrap canvas{width:100% !important;height:auto;max-height:280px}

/* ========== FADE-IN ========== */
.fade-in{animation:fadein .4s ease}
@keyframes fadein{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* ========== PRINT ========== */
@media print{
  .navbar,.site-footer,.cbt-topbar,.sidebar,.admin-side,.admin-mobile-bar,.no-print{display:none !important}
  body{background:#fff;color:#000}
  .card,.q-card,.q-body{border:1px solid #ccc;box-shadow:none;page-break-inside:avoid}
  .app-shell,.admin-shell{grid-template-columns:1fr !important}
  .app-content,.admin-main{padding:0 !important}
}

/* ========== REDUCED MOTION ========== */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  html{scroll-behavior:auto}
}

/* ========== TAP HIGHLIGHT & MOBILE POLISH ========== */
@media (hover:none){
  .card-hover:hover{transform:none;box-shadow:var(--shadow-sm)}
  .feature-card:hover{transform:none}
  .article-card:hover{transform:none}
}

/* Empty state */
.empty{
  text-align:center;padding:60px 20px;
  color:var(--muted);
}
.empty .icn{font-size:3rem;margin-bottom:10px;opacity:.6}

/* ============================================================
   DARK MODE · Component-level overrides for better contrast
   ============================================================ */
html[data-theme="dark"] body{background:var(--bg);color:var(--ink)}

/* Navbar / footer background tune */
html[data-theme="dark"] .navbar{background:rgba(11,18,32,.85);border-color:var(--line)}
html[data-theme="dark"] .site-footer{background:var(--bg-2)}
html[data-theme="dark"] .cta{background:var(--bg-2)}

/* Card borders slightly stronger in dark for definition */
html[data-theme="dark"] .card,
html[data-theme="dark"] .q-card,
html[data-theme="dark"] .q-body,
html[data-theme="dark"] .feature-card,
html[data-theme="dark"] .article-card,
html[data-theme="dark"] .stat-card,
html[data-theme="dark"] .auth-card{
  background:var(--card);border-color:var(--line);
}

/* Form inputs in dark */
html[data-theme="dark"] .form input,
html[data-theme="dark"] .form textarea,
html[data-theme="dark"] .form select,
html[data-theme="dark"] .filter-bar input,
html[data-theme="dark"] .filter-bar select,
html[data-theme="dark"] .filters input,
html[data-theme="dark"] .filters select{
  background:var(--bg-2);border-color:var(--line);color:var(--ink);
}
html[data-theme="dark"] .form input:focus,
html[data-theme="dark"] .form textarea:focus,
html[data-theme="dark"] .form select:focus{
  background:var(--bg-3);border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(96,165,250,.25);
}
html[data-theme="dark"] .form input::placeholder,
html[data-theme="dark"] .form textarea::placeholder{color:var(--muted);opacity:.7}
html[data-theme="dark"] .form select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2394A3B8' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
}

/* Icon buttons + hamburger */
html[data-theme="dark"] .icon-btn,
html[data-theme="dark"] .hamburger{background:var(--card);border-color:var(--line);color:var(--ink-2)}
html[data-theme="dark"] .hamburger span{background:var(--ink)}

/* Nav links color */
html[data-theme="dark"] .nav-links a{color:var(--ink-2)}
html[data-theme="dark"] .nav-links a:hover{color:var(--ink);background:var(--bg-3)}
@media (max-width:899px){
  html[data-theme="dark"] .nav-links{background:var(--card);border-color:var(--line)}
}

/* Pill / chips — brighter text in dark */
html[data-theme="dark"] .hero-copy .pill{
  color:#BFDBFE;background:rgba(96,165,250,.16);
}
html[data-theme="dark"] .chip{background:var(--bg-3);color:var(--ink-2)}
html[data-theme="dark"] .chip-brand,
html[data-theme="dark"] .chip-blue{color:#93C5FD;background:rgba(96,165,250,.20)}
html[data-theme="dark"] .chip-green,
html[data-theme="dark"] .chip-mudah{color:#6EE7B7;background:rgba(16,185,129,.20)}
html[data-theme="dark"] .chip-red,
html[data-theme="dark"] .chip-sulit{color:#FCA5A5;background:rgba(239,68,68,.20)}
html[data-theme="dark"] .chip-yellow,
html[data-theme="dark"] .chip-sedang{color:#FCD34D;background:rgba(245,158,11,.20)}

/* Alerts */
html[data-theme="dark"] .alert{background:var(--bg-2);color:var(--ink-2);border-color:var(--line)}
html[data-theme="dark"] .alert-info{
  color:#BFDBFE;background:rgba(96,165,250,.12);border-color:rgba(96,165,250,.30);
}
html[data-theme="dark"] .alert-error{
  color:#FCA5A5;background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.30);
}
html[data-theme="dark"] .alert-success{
  color:#6EE7B7;background:rgba(16,185,129,.12);border-color:rgba(16,185,129,.30);
}

/* CBT timer readable in dark */
html[data-theme="dark"] .cbt-timer{
  color:#BFDBFE;background:rgba(96,165,250,.15);
}
html[data-theme="dark"] .cbt-timer.warn{
  color:#FCA5A5;background:rgba(239,68,68,.18);
}

/* CBT choices */
html[data-theme="dark"] .cbt-shell{background:var(--bg)}
html[data-theme="dark"] .cbt-shell .cbt-topbar{background:var(--card);border-color:var(--line)}
html[data-theme="dark"] .cbt-shell .cbt-nav,
html[data-theme="dark"] .cbt-shell .cbt-main{background:var(--card);border-color:var(--line)}
html[data-theme="dark"] .cbt-shell .choice{background:var(--bg-2);border-color:var(--line);color:var(--ink)}
html[data-theme="dark"] .cbt-shell .choice:hover{background:rgba(96,165,250,.10);border-color:var(--brand-600)}
html[data-theme="dark"] .cbt-shell .choice.checked{background:rgba(96,165,250,.15);border-color:var(--brand-600)}
html[data-theme="dark"] .cbt-shell .choice .cl{color:var(--brand-600)}
html[data-theme="dark"] .cbt-shell .qnum{background:var(--bg-3);color:var(--ink-2)}
html[data-theme="dark"] .cbt-shell .qnum:hover{background:rgba(96,165,250,.15);color:var(--brand-600)}

/* Buttons: ghost & outline in dark */
html[data-theme="dark"] .btn-ghost{color:var(--ink);border-color:var(--line);background:transparent}
html[data-theme="dark"] .btn-ghost:hover{background:var(--bg-3)}
html[data-theme="dark"] .btn-outline{color:var(--brand-600);border-color:var(--brand-600)}
html[data-theme="dark"] .btn-outline:hover{background:rgba(96,165,250,.12)}
html[data-theme="dark"] .btn-primary{background:var(--brand);color:#fff;box-shadow:0 4px 14px rgba(59,130,246,.25)}
html[data-theme="dark"] .btn-primary:hover{background:var(--brand-600)}
html[data-theme="dark"] .btn-link{color:var(--brand-600)}

/* Bookmark button */
html[data-theme="dark"] .bookmark-btn{background:var(--bg-3);color:var(--ink-2);border-color:var(--line)}
html[data-theme="dark"] .bookmark-btn:hover{background:rgba(96,165,250,.12);color:var(--brand-600)}

/* Filter bar */
html[data-theme="dark"] .filter-bar,
html[data-theme="dark"] .filters{background:var(--bg-2);border-color:var(--line)}

/* Pager */
html[data-theme="dark"] .pager a,
html[data-theme="dark"] .pager span{background:var(--card);border-color:var(--line);color:var(--ink-2)}
html[data-theme="dark"] .pager a:hover{background:var(--bg-3)}

/* FAQ */
html[data-theme="dark"] .faq-item{background:var(--card);border-color:var(--line)}
html[data-theme="dark"] .faq-item[open]{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(96,165,250,.15)}
html[data-theme="dark"] .faq-item summary::after{color:var(--brand-600)}

/* Feat icon on landing */
html[data-theme="dark"] .feat-ico{background:rgba(96,165,250,.16);color:var(--brand-600)}

/* Sidebar student */
html[data-theme="dark"] .sidebar{background:var(--bg-2);border-color:var(--line)}
html[data-theme="dark"] .sidebar .side-nav a{color:var(--ink-2)}
html[data-theme="dark"] .sidebar .side-nav a:hover{background:var(--bg-3);color:var(--ink)}
html[data-theme="dark"] .sidebar .side-nav a.active{background:var(--brand);color:#fff}
html[data-theme="dark"] .sidebar .side-admin{color:#C4B5FD}
html[data-theme="dark"] .sidebar .side-logout{color:#FCA5A5}
html[data-theme="dark"] .side-toggle{background:var(--card);color:var(--ink);border-color:var(--line)}

/* Admin panel dark */
html[data-theme="dark"] .admin-body{background:var(--bg)}
html[data-theme="dark"] .admin-side{background:#020617;color:#CBD5E1}
html[data-theme="dark"] .admin-side nav a{color:#CBD5E1}
html[data-theme="dark"] .admin-side nav a:hover{background:rgba(255,255,255,.05);color:#fff}
html[data-theme="dark"] .admin-side nav a.active{background:var(--brand)}
html[data-theme="dark"] .admin-mobile-bar{background:var(--card);border-color:var(--line)}

/* Table hover in dark */
html[data-theme="dark"] .table th{color:var(--muted)}
html[data-theme="dark"] .table tbody tr:hover{background:var(--bg-2)}
html[data-theme="dark"] .table th,
html[data-theme="dark"] .table td{border-color:var(--line)}

/* Notification list */
html[data-theme="dark"] .notif-list li{background:var(--bg-2);border-color:var(--line)}

/* Dropdown */
html[data-theme="dark"] .dropdown-menu{background:var(--card);border-color:var(--line)}
html[data-theme="dark"] .dropdown-menu a{color:var(--ink)}
html[data-theme="dark"] .dropdown-menu a:hover{background:var(--bg-3)}

/* Q-picker (admin) */
html[data-theme="dark"] .q-picker{background:var(--bg-2);border-color:var(--line)}
html[data-theme="dark"] .q-pick{background:var(--card);border-color:var(--line);color:var(--ink)}
html[data-theme="dark"] .q-pick:hover{border-color:var(--brand-600)}
html[data-theme="dark"] .q-pick.is-on{background:rgba(96,165,250,.12);border-color:var(--brand-600)}

/* Choice review boxes (bank-soal / hasil) */
html[data-theme="dark"] .choice-row{background:var(--bg-2);border-color:var(--line);color:var(--ink)}
html[data-theme="dark"] .choice-row.is-correct{background:rgba(16,185,129,.10);border-color:rgba(16,185,129,.35)}
html[data-theme="dark"] .choice-row.is-wrong{background:rgba(239,68,68,.10);border-color:rgba(239,68,68,.35)}
html[data-theme="dark"] .choice-row.is-correct .cl{color:#6EE7B7}
html[data-theme="dark"] .choice-row.is-wrong .cl{color:#FCA5A5}
html[data-theme="dark"] .q-review{background:var(--bg-2);border-left-color:var(--brand-600)}

/* Article body content */
html[data-theme="dark"] .article-content{color:var(--ink)}
html[data-theme="dark"] .article-body h3{color:var(--ink)}

/* Auth section background not too light */
html[data-theme="dark"] .auth-wrap,
html[data-theme="dark"] .auth-section{background:transparent}

/* Video wrap edge */
html[data-theme="dark"] .video-wrap{background:#000;border:1px solid var(--line)}

/* Progress bars — brighter fill in dark */
html[data-theme="dark"] .big-progress,
html[data-theme="dark"] .bp-bar,
html[data-theme="dark"] .mini-bar,
html[data-theme="dark"] .mini-progress{background:var(--bg-3)}

/* Glass cards (hero art) — solid enough to read on dark bg */
html[data-theme="dark"] .glass-card{
  background:rgba(30,41,59,.85);
  border:1px solid rgba(148,163,184,.15);
  color:var(--ink);
}
html[data-theme="dark"] .glass-card .mini-row{color:var(--ink-2)}
html[data-theme="dark"] .glass-card .mini-score,
html[data-theme="dark"] .glass-card .mini-num,
html[data-theme="dark"] .glass-card .mini-timer{color:var(--brand-600)}

/* Toast: brighter in dark */
html[data-theme="dark"] .toast-success{background:#065F46;color:#D1FAE5}
html[data-theme="dark"] .toast-error,
html[data-theme="dark"] .toast-danger{background:#7F1D1D;color:#FEE2E2}
html[data-theme="dark"] .toast-info{background:var(--brand);color:#fff}

/* Hero background — subtle in dark */
html[data-theme="dark"] .hero{
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(96,165,250,.10), transparent 60%),
    radial-gradient(900px 400px at -10% 20%, rgba(139,92,246,.08), transparent 60%),
    var(--bg);
}

/* Muted text visibility */
html[data-theme="dark"] .muted{color:var(--muted)}
html[data-theme="dark"] .lead{color:var(--ink-2)}

/* Focus outline color follows brand */
html[data-theme="dark"] *:focus-visible{outline-color:var(--brand-600)}

/* Backdrop overlays */
html[data-theme="dark"] .sidebar-backdrop,
html[data-theme="dark"] .admin-backdrop{background:rgba(0,0,0,.65)}