/* ============================================================
   PromptPedia — Design System v2
   Fullwidth, modern, card-based, ringan, responsive.
   Semua nama class/ID identik dengan versi sebelumnya —
   ini murni refresh visual, tidak ada perubahan struktur/fungsi.
   ============================================================ */

:root{
  --bg: #F6F8FB;
  --bg-glow: radial-gradient(ellipse 800px 500px at 15% -10%, rgba(14,165,196,0.07), transparent),
             radial-gradient(ellipse 700px 500px at 100% 10%, rgba(124,58,237,0.05), transparent);
  --surface: #FFFFFF;
  --surface-2: #F1F4F9;
  --surface-3: #FBFCFE;
  --border: #E2E8F0;
  --border-soft: #EDF1F7;
  --text-hi: #0F172A;
  --text-mid: #5B6B82;
  --text-low: #94A3B8;
  --cyan: #0891B2;
  --blue: #2563EB;
  --violet: #7C3AED;
  --teal: #0D9488;
  --amber: #D97706;
  --rose: #E11D48;
  --gradient: linear-gradient(135deg, #22D3EE 0%, #3B82F6 100%);
  --gradient-violet: linear-gradient(135deg, #818CF8 0%, #A78BFA 100%);
  --gradient-warm: linear-gradient(135deg, #FBBF24 0%, #F97316 100%);
  --success: #059669;
  --danger: #DC2626;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow-card: 0 1px 2px rgba(15,23,42,0.04), 0 8px 24px -12px rgba(15,23,42,0.12);
  --shadow-card-hover: 0 4px 10px rgba(15,23,42,0.06), 0 16px 40px -14px rgba(8,145,178,0.20);
  --ease: cubic-bezier(.22,.75,.32,1);
}

*{box-sizing:border-box; margin:0; padding:0;}
html{ scroll-behavior:smooth; }
body{
  background: var(--bg);
  background-image: var(--bg-glow);
  background-attachment: fixed;
  color: var(--text-hi);
  font-family: 'Inter', -apple-system, sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection{ background: rgba(34,211,238,0.25); }
h1,h2,h3,.brand{ font-family:'Space Grotesk', sans-serif; letter-spacing:-0.01em; }
a{ color:inherit; }

::-webkit-scrollbar{ width:9px; height:9px; }
::-webkit-scrollbar-thumb{ background:var(--border); border-radius:6px; }
::-webkit-scrollbar-thumb:hover{ background:var(--text-low); }

/* ---------- Gate ---------- */
#gate{
  display:none; min-height:100vh; align-items:center; justify-content:center;
  padding:24px; position:relative; overflow:hidden;
}
#gate::before{
  content:''; position:absolute; width:600px; height:600px; border-radius:50%;
  background: radial-gradient(circle, rgba(34,211,238,0.10) 0%, rgba(10,14,20,0) 70%);
  top:-200px; right:-150px; pointer-events:none;
}
.gate-card{
  width:100%; max-width:400px; background:var(--surface); border:1px solid var(--border);
  border-radius: var(--radius); padding:40px 34px; position:relative; z-index:1;
  box-shadow: var(--shadow-card);
}
.gate-logo{ font-size:29px; font-weight:700; letter-spacing:-0.5px; margin-bottom:6px;
  background: var(--gradient); -webkit-background-clip:text; background-clip:text; color:transparent; }
.gate-sub{ color:var(--text-mid); font-size:13.5px; margin-bottom:28px; line-height:1.6; }
.field-label{ display:block; font-size:12px; color:var(--text-mid); margin-bottom:8px; letter-spacing:0.02em; font-weight:500; }
.gate-input{
  width:100%; background:var(--surface-2); border:1px solid var(--border); color:var(--text-hi);
  padding:14px 15px; border-radius:11px; font-size:14px; font-family:'JetBrains Mono', monospace;
  letter-spacing:0.04em; outline:none; transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.gate-input:focus{ border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(34,211,238,0.12); }
.btn-primary{
  width:100%; margin-top:20px; padding:14px; border:none; border-radius:11px;
  background:var(--gradient); color:#061019; font-weight:700; font-size:14px; cursor:pointer;
  transition: transform .15s var(--ease), filter .15s var(--ease), box-shadow .15s var(--ease);
  box-shadow: 0 4px 16px -4px rgba(34,211,238,0.4);
}
.btn-primary:hover{ filter:brightness(1.08); transform: translateY(-1px); box-shadow: 0 6px 20px -4px rgba(34,211,238,0.5); }
.btn-primary:active{ transform: scale(0.98); }
.gate-error{ color:var(--danger); font-size:12.5px; margin-top:12px; min-height:16px; }
.shake{ animation: shake .35s; }
@keyframes shake{
  0%,100%{ transform: translateX(0); }
  25%{ transform: translateX(-6px); }
  75%{ transform: translateX(6px); }
}

/* ---------- App Shell ---------- */
#app{ display:none; min-height:100vh; }
header{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px clamp(20px, 4vw, 48px); border-bottom:1px solid var(--border);
  background: rgba(255,255,255,0.85); backdrop-filter: saturate(140%);
  position:sticky; top:0; z-index:10;
}
.brand{ font-size:19px; font-weight:700; letter-spacing:-0.3px; display:flex; align-items:center; gap:10px; cursor:pointer; transition:opacity .15s; }
.brand:hover{ opacity:0.85; }
.brand .dot{ width:9px; height:9px; border-radius:50%; background:var(--gradient); box-shadow:0 0 12px rgba(34,211,238,0.6); }
.header-actions{ display:flex; align-items:center; gap:14px; }
.badge{ font-size:11px; color:var(--text-mid); font-family:'JetBrains Mono', monospace; border:1px solid var(--border); padding:5px 12px; border-radius:20px; background:var(--surface-2); }
.btn-ghost{
  background:rgba(37,99,235,0.05); border:1.5px solid var(--border); color:var(--text-hi);
  padding:9px 16px; border-radius:10px; font-size:12.5px; cursor:pointer; transition:.18s var(--ease); font-weight:600;
}
.btn-ghost:hover{ color:var(--text-hi); border-color:var(--cyan); background:rgba(34,211,238,0.06); }

main{ max-width:1440px; margin:0 auto; padding:clamp(28px, 4vw, 48px) clamp(20px, 4vw, 48px) 90px; width:100%; }

/* ---------- Dashboard ---------- */
.dash-head{ margin-bottom:36px; }
.dash-head h1{ font-size:clamp(22px, 3vw, 30px); margin-bottom:9px; font-weight:800;
  background: var(--gradient); -webkit-background-clip:text; background-clip:text; color:transparent; display:inline-block; }
.dash-head p{ color:var(--text-mid); font-size:14.5px; max-width:640px; line-height:1.6; }

.cat-grid{
  display:grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap:18px;
}
.cat-card{
  background: linear-gradient(160deg, var(--surface-3) 0%, var(--surface) 60%);
  border:1px solid var(--border); border-radius:var(--radius);
  padding:24px; position:relative; overflow:hidden;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
  box-shadow: var(--shadow-card);
}
.cat-card::before{
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background: var(--gradient); opacity:0; transition: opacity .2s;
}
.cat-card.active{ cursor:pointer; }
.cat-card.active:hover{ border-color: rgba(34,211,238,0.45); transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.cat-card.active:hover::before{ opacity:1; }
/* Variasi warna aksen bergiliran per kartu — murni dekoratif, tidak pengaruhi fungsi */
.cat-grid .cat-card:nth-child(10n+2)::before{ background: var(--gradient-violet); }
.cat-grid .cat-card:nth-child(10n+3)::before{ background: linear-gradient(135deg, var(--teal), var(--cyan)); }
.cat-grid .cat-card:nth-child(10n+4)::before{ background: linear-gradient(135deg, var(--amber), #FB923C); }
.cat-grid .cat-card:nth-child(10n+2):hover{ border-color: rgba(167,139,250,0.4); }
.cat-grid .cat-card:nth-child(10n+3):hover{ border-color: rgba(45,212,191,0.4); }
.cat-grid .cat-card:nth-child(10n+4):hover{ border-color: rgba(251,191,36,0.4); }
.cat-card.soon{ opacity:0.45; }
.cat-num{ font-family:'JetBrains Mono', monospace; font-size:11px; color:var(--cyan); letter-spacing:0.1em; font-weight:500; }
.cat-name{ font-size:17px; font-weight:700; margin:11px 0 7px; }
.cat-desc{ font-size:12.5px; color:var(--text-mid); line-height:1.6; }
.cat-count{ font-size:11px; color:var(--text-low); margin-top:16px; font-family:'JetBrains Mono', monospace; }
.soon-tag{
  position:absolute; top:20px; right:20px; font-size:10px; color:var(--text-low);
  border:1px solid var(--border); padding:3px 9px; border-radius:12px; font-family:'JetBrains Mono', monospace;
  background:var(--surface-2);
}

/* ---------- Category / Subtype View ---------- */
#category-view{ display:none; }
.back-link{ display:inline-flex; align-items:center; gap:6px; color:var(--text-mid); font-size:13px; cursor:pointer; margin-bottom:22px; transition:color .15s; }
.back-link:hover{ color:var(--cyan); }
.subtype-row{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:30px; }
.subtype-chip{
  padding:10px 18px; border-radius:22px; border:1px solid var(--border); background:var(--surface);
  font-size:13px; color:var(--text-mid); cursor:pointer; transition:.18s var(--ease); font-weight:500;
}
.subtype-chip:hover{ color:var(--text-hi); border-color: var(--cyan); background:rgba(34,211,238,0.06); transform:translateY(-1px); }
.subtype-chip.selected{ background:var(--gradient); color:#061019; font-weight:700; border-color:transparent; box-shadow:0 4px 14px -4px rgba(34,211,238,0.5); }
.subtype-chip.locked{ opacity:0.4; cursor:not-allowed; }
.subtype-chip.locked:hover{ color:var(--text-mid); border-color:var(--border); background:none; transform:none; }

/* ---------- Plan Cards ---------- */
.plan-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap:18px; margin-bottom:60px; }
.plan-card{
  background: linear-gradient(160deg, var(--surface-3) 0%, var(--surface) 65%);
  border:1px solid var(--border); border-radius:var(--radius); padding:26px;
  display:flex; flex-direction:column; box-shadow: var(--shadow-card);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}
.plan-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.plan-card.featured{ border-color: var(--cyan); position:relative; }
.plan-card.featured::before{
  content:'POPULER'; position:absolute; top:-11px; right:20px; font-size:9.5px; font-weight:700;
  letter-spacing:0.08em; background:var(--gradient); color:#061019; padding:4px 10px; border-radius:20px;
}
.plan-name{ font-size:16.5px; font-weight:700; margin-bottom:5px; }
.plan-price{ font-family:'Space Grotesk', sans-serif; font-size:23px; font-weight:700; color:var(--cyan); margin-bottom:16px; }
.plan-price small{ font-size:11px; color:var(--text-mid); font-weight:400; }
.plan-features{ list-style:none; font-size:12.5px; color:var(--text-mid); margin-bottom:20px; flex:1; }
.plan-features li{ padding:5px 0; padding-left:18px; position:relative; }
.plan-features li::before{ content:'✓'; position:absolute; left:0; color:var(--success); font-weight:700; }
.plan-btn{ padding:12px; border-radius:10px; border:1.5px solid var(--blue); background:rgba(37,99,235,0.06); color:var(--blue); font-size:13px; font-weight:700; cursor:pointer; transition:.18s var(--ease); }
.plan-btn:hover{ background:var(--blue); color:#fff; transform:translateY(-1px); box-shadow:0 6px 16px -4px rgba(37,99,235,0.4); }
.plan-btn.primary{ background:var(--gradient-warm); color:#3A1D00; border-color:transparent; box-shadow:0 4px 14px -4px rgba(217,119,6,0.4); }
.plan-btn.primary:hover{ filter:brightness(1.06); color:#3A1D00; }

/* ---------- Request Panel / Flash ---------- */
.request-panel{ display:none; max-width:440px; margin:0 auto 56px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:30px; box-shadow: var(--shadow-card); }
.request-panel.show{ display:block; }
.request-panel h4{ font-size:15.5px; margin-bottom:18px; font-weight:700; }
.flash-box{ max-width:520px; margin:0 auto 40px; padding:22px; border-radius:14px; font-size:13.5px; line-height:1.75; }
.flash-success{ background:rgba(5,150,105,0.08); border:1px solid rgba(5,150,105,0.35); color:#065F46; }
.flash-pending{ background:rgba(37,99,235,0.08); border:1px solid rgba(37,99,235,0.35); color:#1E3A8A; }
.flash-error{ background:rgba(220,38,38,0.08); border:1px solid rgba(220,38,38,0.35); color:#7F1D1D; }
.flash-code{ font-family:'JetBrains Mono', monospace; font-size:19px; font-weight:700; letter-spacing:0.1em; color:var(--cyan); margin:12px 0; }

/* ---------- Workspace / Generator Panels ---------- */
.workspace{ display:grid; grid-template-columns: 1fr 1fr; gap:26px; align-items:start; }
@media (max-width: 900px){ .workspace{ grid-template-columns:1fr; } }

.panel{
  background: linear-gradient(160deg, var(--surface-3) 0%, var(--surface) 70%);
  border:1px solid var(--border); border-radius:var(--radius); padding:26px;
  box-shadow: var(--shadow-card);
}
.panel h3{ font-size:15.5px; margin-bottom:20px; color:var(--blue); font-weight:800; }
.panel-hint{ font-size:11.5px; color:var(--text-low); margin:-14px 0 18px; line-height:1.6; }
.form-group{ margin-bottom:17px; }
.form-group label{ display:block; font-size:12.5px; color:var(--text-mid); margin-bottom:7px; font-weight:500; }
.form-control{
  width:100%; background:var(--surface-2); border:1px solid var(--border); color:var(--text-hi);
  padding:12px 14px; border-radius:10px; font-size:13.5px; font-family:'Inter', sans-serif; outline:none;
  transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
}
textarea.form-control{ resize:vertical; min-height:72px; font-family:'JetBrains Mono', monospace; font-size:12.5px; line-height:1.6; }
.form-control:focus{ border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(34,211,238,0.1); }
select.form-control{ cursor:pointer; }

.preview-box{
  background:#F8FAFC; border:1px solid var(--border); border-radius:12px; padding:20px;
  font-family:'JetBrains Mono', monospace; font-size:12.5px; line-height:1.75; color:#1E293B;
  white-space:pre-wrap; min-height:270px; max-height:540px; overflow-y:auto;
}
.preview-box .placeholder{ color:var(--text-low); font-style:italic; }
.preview-box .sec-label{ color:var(--cyan); }
.preview-actions{ margin-top:18px; }
.actions-row{ display:grid; gap:10px; }
.actions-row.row-2{ grid-template-columns: 1fr 1fr; }
.actions-row.row-3{ grid-template-columns: 1fr 1fr 1fr; margin-top:10px; }
@media (max-width: 480px){ .actions-row.row-3{ grid-template-columns: 1fr; } }
.btn-action{
  padding:12px; border-radius:10px; border:1.5px solid var(--cyan); background:rgba(8,145,178,0.05);
  color:var(--cyan); font-size:12.5px; font-weight:700; cursor:pointer; transition:.18s var(--ease);
  display:flex; align-items:center; justify-content:center; gap:6px;
}
.btn-action:hover{ background:var(--cyan); color:#fff; transform:translateY(-1px); box-shadow:0 6px 14px -4px rgba(8,145,178,0.4); }
.btn-action.copied{ background: rgba(52,211,153,0.12); border-color: var(--success); color: var(--success); }

/* ---------- Landing Page ---------- */
#landing{ min-height:100vh; padding:24px; }
.landing-inner{ max-width:1160px; margin:0 auto; padding:clamp(48px,8vw,80px) 0 90px; }
.landing-hero{ text-align:center; margin-bottom:60px; }
.landing-logo{ font-size:clamp(32px,5vw,42px); font-weight:700; letter-spacing:-1px; margin-bottom:16px;
  background: var(--gradient); -webkit-background-clip:text; background-clip:text; color:transparent; }
.landing-tagline{ font-size:clamp(15px,2vw,18px); color:var(--text-hi); margin-bottom:20px; font-weight:600; }
.landing-desc{ font-size:14.5px; color:var(--text-mid); line-height:1.85; max-width:660px; margin:0 auto 34px; }
.landing-cta{ width:auto; padding:15px 34px; display:inline-block; }
.btn-login-cta{
  display:inline-flex; align-items:center; gap:8px; margin-top:6px;
  padding:12px 26px; border-radius:30px; border:1.5px solid var(--border);
  background:var(--surface); color:var(--text-hi); font-size:13.5px; font-weight:600;
  cursor:pointer; transition:.2s var(--ease); font-family:'Inter', sans-serif;
}
.btn-login-cta:hover{ border-color:var(--cyan); background:rgba(8,145,178,0.06); transform:translateY(-1px); box-shadow:var(--shadow-card); }
.btn-login-cta .arrow{ transition:transform .2s var(--ease); }
.btn-login-cta:hover .arrow{ transform:translateX(3px); }
.landing-stats{ display:flex; justify-content:center; gap:clamp(28px,6vw,52px); margin-bottom:68px; flex-wrap:wrap; }
.stat-item{ text-align:center; }
.stat-num{ font-family:'Space Grotesk', sans-serif; font-size:30px; font-weight:800; color:var(--cyan); }
.landing-stats .stat-item:nth-child(2) .stat-num{ color:var(--violet); }
.landing-stats .stat-item:nth-child(3) .stat-num{ color:var(--amber); }
.stat-label{ font-size:12px; color:var(--text-mid); margin-top:5px; }
.landing-section-title{
  font-size:15.5px; text-align:center; margin-bottom:26px; font-weight:800;
  background: var(--gradient); -webkit-background-clip:text; background-clip:text; color:transparent;
  letter-spacing:0.01em;
}

/* Band warna lembut untuk membedakan tiap section — dekoratif, tidak pengaruhi struktur/fungsi */
.section-tint-cyan, .section-tint-violet, .section-tint-amber{
  border-radius:28px; padding:44px clamp(20px,4vw,40px); margin-bottom:52px;
}
.section-tint-cyan{ background: linear-gradient(180deg, rgba(8,145,178,0.07), rgba(8,145,178,0.015)); }
.section-tint-violet{ background: linear-gradient(180deg, rgba(124,58,237,0.07), rgba(124,58,237,0.015)); }
.section-tint-amber{ background: linear-gradient(180deg, rgba(217,119,6,0.08), rgba(217,119,6,0.015)); }
.landing-cat-grid{ display:grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap:16px; margin-bottom:60px; }
.landing-cat-card{
  background:var(--surface); border:1px solid var(--border); border-radius:14px; padding:20px;
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}
.landing-cat-card:hover{ transform: translateY(-3px); border-color: rgba(34,211,238,0.3); }
.landing-cat-card .lc-num{ font-family:'JetBrains Mono', monospace; font-size:10px; color:var(--cyan); letter-spacing:0.1em; }
.landing-cat-card .lc-name{ font-size:14.5px; font-weight:700; margin:9px 0 5px; }
.landing-cat-card .lc-desc{ font-size:11.5px; color:var(--text-mid); line-height:1.6; }
.landing-footer{ text-align:center; font-size:12.5px; color:var(--text-low); }

/* ---------- Responsive tweaks ---------- */
@media (max-width: 640px){
  header{ padding:14px 18px; }
  .header-actions{ gap:8px; }
  main{ padding: 22px 16px 70px; }
  .gate-card{ padding:30px 24px; }
  .plan-grid, .cat-grid, .landing-cat-grid{ grid-template-columns: 1fr; }
  .landing-stats{ gap:24px; }
}