/* ============================================================
   AIKB AI — premium dark, gradient mesh, glass, real animations
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Surface */
  --bg: #06070a;
  --bg-grad-1: #0a0c11;
  --bg-grad-2: #06070a;
  --surface: #0c0e14;
  --surface-2: #11141c;
  --surface-3: #161a25;
  --border: #1e212c;
  --border-strong: #2a2e3d;
  --border-glow: rgba(189, 100, 255, .35);

  /* Text */
  --text: #f4f4f8;
  --text-2: #c8cad4;
  --muted: #7c8093;
  --muted-2: #555868;

  /* Accents — единый electric-purple + cyan-mint */
  --accent: #bd64ff;
  --accent-soft: rgba(189, 100, 255, .14);
  --accent-2: #64f0d3;
  --accent-2-soft: rgba(100, 240, 211, .14);
  --warm: #ffb968;

  --green: #5cd97c;
  --red: #ff6b6b;
  --yellow: #ffcb47;

  --shadow-glow: 0 18px 80px -20px rgba(189, 100, 255, .35);
  --shadow-card: 0 1px 0 rgba(255,255,255,.04) inset, 0 24px 48px -24px rgba(0,0,0,.6);
  --shadow-deep: 0 32px 80px -24px rgba(0,0,0,.8);

  --radius-xs: 8px;
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --gap: 14px;
  --header-h: 60px;

  --ease: cubic-bezier(.22,.61,.36,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; min-height: 100%; overflow-x: hidden;
  scroll-behavior: smooth;
}
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  letter-spacing: -0.01em;
}

/* ============== Animated background ============== */
.bg-fx {
  position: fixed; inset: 0; z-index: -2; overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 80% -10%, rgba(189,100,255,.18), transparent 70%),
    radial-gradient(ellipse 60% 50% at -10% 110%, rgba(100,240,211,.10), transparent 70%),
    linear-gradient(180deg, var(--bg-grad-1) 0%, var(--bg-grad-2) 100%);
}
.bg-fx::before, .bg-fx::after {
  content: ''; position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55;
  will-change: transform;
}
.bg-fx::before {
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(189,100,255,.5), transparent 70%);
  top: -120px; right: -100px;
  animation: blob1 26s ease-in-out infinite;
}
.bg-fx::after {
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(100,240,211,.35), transparent 70%);
  bottom: -120px; left: -100px;
  animation: blob2 32s ease-in-out infinite;
}
@keyframes blob1 {
  0%,100% { transform: translate(0,0) scale(1); }
  33%     { transform: translate(-80px, 60px) scale(1.15); }
  66%     { transform: translate(40px, 120px) scale(.9); }
}
@keyframes blob2 {
  0%,100% { transform: translate(0,0) scale(1); }
  33%     { transform: translate(120px, -80px) scale(1.1); }
  66%     { transform: translate(-60px, -40px) scale(.95); }
}

/* Subtle film grain overlay */
.bg-grain {
  position: fixed; inset: 0; pointer-events: none; z-index: -1; opacity: .035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/><feColorMatrix values='0 0 0 0 1   0 0 0 0 1   0 0 0 0 1   0 0 0 .5 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}

/* ============== Custom cursor (desktop only) ============== */
.cursor-dot, .cursor-ring {
  position: fixed; pointer-events: none; z-index: 9999;
  left: 0; top: 0; will-change: transform;
  mix-blend-mode: difference;
}
.cursor-dot {
  width: 6px; height: 6px; border-radius: 50%; background: #fff;
  transform: translate(-50%, -50%);
  transition: width .15s var(--ease), height .15s var(--ease);
}
.cursor-ring {
  width: 32px; height: 32px; border-radius: 50%; border: 1.5px solid rgba(255,255,255,.6);
  transform: translate(-50%, -50%);
  transition: width .25s var(--ease), height .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}
.cursor-ring.is-hover {
  width: 56px; height: 56px;
  border-color: var(--accent);
  background: rgba(189,100,255,.12);
}
@media (hover: none), (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ============== Typography ============== */
a { color: var(--accent-2); text-decoration: none; transition: color .15s; }
a:hover { color: var(--accent); }
code, .mono { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace; }
code { background: rgba(255,255,255,.06); padding: 2px 6px; border-radius: 5px; font-size: 0.9em; word-break: break-all; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.dim { opacity: .8; }
.hidden { display: none !important; }
img, video { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); background: #000; }

/* ============== Icons ============== */
.icon { width: 18px; height: 18px; flex-shrink: 0; stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; vertical-align: -3px; }
.icon-lg { width: 22px; height: 22px; }
.icon-xl { width: 28px; height: 28px; }
.icon-sm { width: 14px; height: 14px; }

/* ============== Buttons ============== */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; border-radius: 11px; font-weight: 600; font-size: 14px;
  border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text);
  cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
  text-decoration: none; user-select: none; min-height: 42px;
  white-space: nowrap; line-height: 1; overflow: hidden;
  font-family: inherit;
}
.btn::before {
  content: ''; position: absolute; inset: 0; opacity: 0; transition: opacity .25s;
  background: radial-gradient(180px 80px at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.1), transparent 60%);
  pointer-events: none;
}
.btn:hover { transform: translateY(-1px); border-color: var(--accent); }
.btn:hover::before { opacity: 1; }
.btn:active { transform: translateY(0); }
.btn.primary {
  background: linear-gradient(135deg, #d685ff 0%, var(--accent) 50%, #8b3fff 100%);
  border-color: transparent; color: #fff;
  box-shadow: 0 8px 28px -8px rgba(189,100,255,.55), inset 0 1px 0 rgba(255,255,255,.18);
}
.btn.primary:hover { filter: brightness(1.06); border-color: transparent; box-shadow: 0 12px 36px -8px rgba(189,100,255,.65), inset 0 1px 0 rgba(255,255,255,.18); }
.btn.success { background: linear-gradient(135deg, #84ffd5, var(--accent-2)); border-color: transparent; color: #042821; }
.btn.ghost { background: transparent; border-color: var(--border-strong); color: var(--text-2); }
.btn.ghost:hover { background: rgba(255,255,255,.04); color: var(--text); }
.btn.danger { background: rgba(255,107,107,.1); border-color: rgba(255,107,107,.4); color: var(--red); }
.btn.big { padding: 15px 26px; font-size: 16px; min-height: 52px; border-radius: 14px; }
.btn.xs { padding: 6px 10px; font-size: 12px; min-height: 30px; border-radius: 8px; }
.btn.small { padding: 8px 14px; font-size: 12px; min-height: 34px; border-radius: 9px; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: .45; cursor: not-allowed; pointer-events: none; }
.inline { display: inline-block; }

/* Magnetic data-magnet=true on .btn */
.btn[data-magnet] { transition: transform .25s var(--ease); }

/* ============== Header / tabs ============== */
.app-header, .landing-header {
  position: sticky; top: 0; z-index: 30;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 12px 20px;
  background: rgba(6, 7, 10, .65);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--border);
}
.logo-row {
  display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700;
  font-size: 16px; letter-spacing: -.01em;
}
.logo-mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: conic-gradient(from 220deg, var(--accent), var(--accent-2), var(--accent));
  position: relative; box-shadow: 0 0 24px -2px var(--accent);
}
.logo-mark::after {
  content: ''; position: absolute; inset: 4px; background: var(--bg); border-radius: 5px;
}
.logo-mark::before {
  content: ''; position: absolute; inset: 8px; border-radius: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.user-pill { display: flex; align-items: center; gap: 8px; flex-wrap: nowrap; min-width: 0; }
.balance {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 999px;
  background: linear-gradient(135deg, rgba(189,100,255,.18), rgba(100,240,211,.1));
  border: 1px solid rgba(189,100,255,.3);
  font-weight: 700; font-size: 12px; color: var(--text); white-space: nowrap;
}
.balance .icon { color: var(--accent); }
.user-name { color: var(--muted); font-size: 12px; max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.app-tabs {
  display: flex; gap: 4px; padding: 12px 16px; overflow-x: auto;
  position: sticky; top: 53px; z-index: 25;
  background: rgba(6,7,10,.7); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  scrollbar-width: none;
}
.app-tabs::-webkit-scrollbar { display: none; }
.tab-btn {
  position: relative;
  flex: 0 0 auto; padding: 8px 16px; border-radius: 10px; border: 1px solid transparent;
  background: transparent; color: var(--muted); font-weight: 600; font-size: 13px;
  cursor: pointer; transition: all .2s var(--ease); white-space: nowrap; line-height: 1;
  display: inline-flex; align-items: center; gap: 6px;
  font-family: inherit;
}
.tab-btn:hover { color: var(--text); background: rgba(255,255,255,.03); }
.tab-btn.active {
  color: var(--text);
  background: linear-gradient(135deg, rgba(189,100,255,.18), rgba(100,240,211,.06));
  border-color: rgba(189,100,255,.25);
}
.tab-btn .icon { width: 15px; height: 15px; }

/* ============== Page layout ============== */
.page {
  max-width: 980px; margin: 0 auto; padding: 24px 20px 80px;
  display: flex; flex-direction: column; gap: var(--gap);
}
.page.narrow { max-width: 640px; }
.page.wide { max-width: 1240px; }

/* ============== Generation page layout (two-column) ============== */
.gen-layout {
  display: grid !important;
  grid-template-columns: minmax(360px, 1fr) minmax(380px, 1.05fr);
  gap: 22px;
  align-items: start;
}
.gen-left { display: flex; flex-direction: column; gap: var(--gap); min-width: 0; }
.gen-right { position: sticky; top: 130px; min-width: 0; }
@media (max-width: 980px) {
  .gen-layout { grid-template-columns: 1fr; }
  .gen-right { position: static; }
}

/* canvas frame */
.canvas-frame {
  position: relative;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  min-height: 460px;
  display: flex; flex-direction: column;
}
.canvas-frame::before {
  content: ''; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none;
  background: linear-gradient(135deg, rgba(189,100,255,.4), transparent 30%, transparent 70%, rgba(100,240,211,.3));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  padding: 1px;
  opacity: .5;
}

.canvas-state {
  flex: 1; display: flex; flex-direction: column; align-items: stretch; justify-content: center;
  gap: 14px;
}
.canvas-state.idle, .canvas-state.error { align-items: center; text-align: center; }
.canvas-state.idle .icon-xl, .canvas-state.error .icon-xl { color: var(--muted-2); }

/* Skeleton + shimmer (fake "drawing" animation) */
.skeleton {
  position: relative; aspect-ratio: 1 / 1; width: 100%;
  background: linear-gradient(135deg, var(--surface-2), var(--surface-3));
  border-radius: var(--radius); overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.skeleton-shimmer {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(189,100,255,.18), transparent 55%),
    radial-gradient(circle at 70% 70%, rgba(100,240,211,.15), transparent 55%),
    linear-gradient(110deg, transparent 30%, rgba(255,255,255,.07) 50%, transparent 70%);
  background-size: 200% 200%, 200% 200%, 220% 100%;
  animation: shimmer-bg 3s ease-in-out infinite, shimmer-sweep 2.4s linear infinite;
}
@keyframes shimmer-bg {
  0%,100% { background-position: 0% 50%, 100% 50%, -50% 0; }
  50%     { background-position: 100% 50%, 0% 50%, 50% 0; }
}
@keyframes shimmer-sweep {
  0%   { background-position: 0% 50%, 100% 50%, -50% 0; }
  100% { background-position: 0% 50%, 100% 50%, 150% 0; }
}
.dots-flow { display: flex; gap: 8px; z-index: 1; }
.dots-flow span {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  animation: dot-pulse 1.2s infinite ease-in-out;
  box-shadow: 0 0 14px rgba(189,100,255,.6);
}
.dots-flow span:nth-child(2) { animation-delay: .15s; }
.dots-flow span:nth-child(3) { animation-delay: .3s; }
@keyframes dot-pulse {
  0%,80%,100% { transform: scale(.6); opacity: .5; }
  40%         { transform: scale(1.1); opacity: 1; }
}

.canvas-progress { display: flex; flex-direction: column; gap: 8px; }
.canvas-status { font-weight: 600; color: var(--text); font-size: 14px; }
.canvas-bar { height: 4px; background: var(--surface-3); border-radius: 999px; overflow: hidden; }
.canvas-bar-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: inherit; transition: width .6s ease;
  box-shadow: 0 0 12px rgba(189,100,255,.5);
}

/* Done state — фото с fade-in */
.canvas-state.done { gap: 14px; }
.canvas-media {
  position: relative;
  border-radius: var(--radius); overflow: hidden;
  background: var(--surface-2);
  display: flex; align-items: center; justify-content: center;
}
.canvas-media img, .canvas-media video {
  width: 100%; max-height: 540px; object-fit: contain;
  display: block; border-radius: 0;
  animation: result-in .6s var(--ease-out);
}
@keyframes result-in {
  0%   { opacity: 0; transform: scale(.95); filter: blur(8px); }
  100% { opacity: 1; transform: scale(1); filter: blur(0); }
}
.canvas-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.canvas-actions .btn { flex: 1 1 auto; }

/* Disabled generate button with spinner */
.btn .btn-loader { display: none; align-items: center; gap: 8px; }
.btn.is-loading .btn-content { visibility: hidden; }
.btn.is-loading .btn-loader { display: inline-flex; position: absolute; }
.btn.is-loading { pointer-events: none; opacity: .85; }
.spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.3); border-top-color: #fff;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.section-title {
  margin: 16px 0 4px; font-size: 18px; font-weight: 700; letter-spacing: -.02em;
  display: inline-flex; align-items: center; gap: 8px;
}
.section-title .icon { color: var(--accent); }

/* ============== Cards ============== */
.card {
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,0)) , var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; display: flex; flex-direction: column; gap: 12px;
  min-width: 0; box-shadow: var(--shadow-card);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}

/* ============== Form primitives ============== */
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field.grow { flex: 1 1 100%; min-width: 0; }
.lbl {
  font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .8px;
  font-weight: 600;
}
.ctl {
  width: 100%; padding: 11px 14px; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 11px; color: var(--text); font: inherit; min-height: 44px;
  appearance: none; -webkit-appearance: none;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
select.ctl {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='%237c8093'><path d='M6 8L0 0h12z'/></svg>");
  background-repeat: no-repeat; background-position: right 16px center; background-size: 10px;
  padding-right: 38px;
}
textarea.ctl { resize: vertical; min-height: 110px; line-height: 1.6; padding: 14px; }
.ctl:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(189,100,255,.15); }

.price-field { flex: 0 0 auto; min-width: 130px; align-items: stretch; }
.price-tag {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 44px; padding: 0 16px;
  background: linear-gradient(135deg, var(--accent-2-soft), var(--accent-soft));
  border: 1px solid rgba(100,240,211,.3); border-radius: 11px;
  font-weight: 700; color: var(--accent-2); white-space: nowrap;
}
.price-tag .icon { color: var(--accent-2); }

.param-chip { display: flex; flex-direction: column; gap: 4px; flex: 1 1 140px; min-width: 0; }
.param-chip select { padding: 9px 36px 9px 14px; min-height: 42px; font-size: 13px; }

.status, .result { padding: 14px 16px; }
.status.ok { border-color: rgba(92,217,124,.4); background-color: rgba(92,217,124,.05); }
.status.err { border-color: rgba(255,107,107,.4); background-color: rgba(255,107,107,.05); }
.status.processing { border-color: var(--accent); background-color: var(--accent-soft); }

/* ============== Gallery ============== */
.gallery {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.gallery-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.gallery-item:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: var(--shadow-deep);
}
.gi-head {
  display: flex; align-items: center; gap: 8px; padding: 9px 12px;
  border-bottom: 1px solid var(--border); font-size: 11px;
}
.gi-head .mono { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); }
.gi-cost { font-weight: 700; color: var(--accent-2); white-space: nowrap; }
.gi-media { position: relative; }
.gallery-item img, .gallery-item video { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 0; background: #000; }
.gallery-item .placeholder {
  width: 100%; aspect-ratio: 1 / 1; display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 8px;
  color: var(--muted-2); background: var(--surface-2); font-size: 13px;
}
.gi-download {
  position: absolute; right: 10px; bottom: 10px;
  width: 36px; height: 36px; border-radius: 10px;
  background: rgba(6,7,10,.75); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.18); color: #fff;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  opacity: 0; transform: translateY(6px); transition: all .25s var(--ease);
  font-family: inherit; padding: 0;
}
.gallery-item:hover .gi-download { opacity: 1; transform: translateY(0); }
.gi-download:hover { background: var(--accent); border-color: transparent; }
.gi-download .icon { transform: rotate(90deg); }
@media (hover: none) {
  .gi-download { opacity: 1; transform: translateY(0); }
}
.gi-prompt {
  margin: 0; padding: 10px 12px; font-size: 12px; color: var(--muted);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.status-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.status-dot.status-completed { background: var(--green); box-shadow: 0 0 8px var(--green); }
.status-dot.status-failed { background: var(--red); box-shadow: 0 0 8px var(--red); }
.status-dot.status-pending, .status-dot.status-processing { background: var(--yellow); box-shadow: 0 0 8px var(--yellow); animation: pulse 1.5s infinite; }
.status-dot.status-refunded, .status-dot.status-cancelled { background: var(--muted-2); }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }

/* ============== Slider ============== */
.slider-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.slider-value {
  font-size: 36px; font-weight: 800; letter-spacing: -.03em;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.slider {
  -webkit-appearance: none; appearance: none; width: 100%; height: 8px;
  background: linear-gradient(to right, var(--accent), var(--accent-2));
  border-radius: 999px; outline: none; cursor: pointer; padding: 0; margin: 6px 0 4px;
  box-shadow: 0 4px 16px -4px rgba(189,100,255,.4);
}
.slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 28px; height: 28px; border-radius: 50%;
  background: #fff; cursor: pointer;
  box-shadow: 0 6px 20px rgba(0,0,0,.6), 0 0 0 4px rgba(255,255,255,.06);
  border: 3px solid var(--accent); transition: transform .15s;
}
.slider::-webkit-slider-thumb:hover { transform: scale(1.15); }
.slider::-moz-range-thumb {
  width: 28px; height: 28px; border-radius: 50%; background: #fff; cursor: pointer;
  box-shadow: 0 6px 20px rgba(0,0,0,.6); border: 3px solid var(--accent);
}
.slider-marks { display: flex; justify-content: space-between; color: var(--muted-2); font-size: 11px; padding: 0 4px; font-family: 'JetBrains Mono', monospace; }

.buy-summary { display: flex; flex-direction: column; gap: 8px; padding: 16px; background: var(--surface-2); border-radius: var(--radius-sm); border: 1px solid var(--border); }
.bs-row { display: flex; justify-content: space-between; align-items: center; font-size: 14px; color: var(--text-2); }
.bs-row.total { padding-top: 10px; border-top: 1px solid var(--border); font-size: 15px; color: var(--text); }
.bs-row strong { font-weight: 700; }

.pkg-list { display: flex; flex-direction: column; gap: 10px; }
.pkg-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 18px; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); color: var(--text); cursor: pointer; text-align: left;
  font: inherit; min-width: 0;
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
  font-family: inherit;
}
.pkg-row:hover { border-color: var(--accent); transform: translateX(4px); background: var(--surface-2); }
.pkg-info { display: flex; flex-direction: column; gap: 3px; min-width: 0; flex: 1; }
.pkg-info strong { font-size: 14px; }
.pkg-price { font-size: 20px; font-weight: 800; color: var(--accent-2); white-space: nowrap; letter-spacing: -.02em; }

/* ============== Ref ============== */
.copy-row { display: flex; gap: 8px; }
.copy-row .ctl { flex: 1; min-width: 0; }
.kpi-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.kpi-mini { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px; display: flex; flex-direction: column; gap: 4px; }
.kpi-mini .lbl { font-size: 10px; }
.kpi-mini strong { font-size: 24px; font-weight: 800; letter-spacing: -.02em; }

.empty {
  padding: 60px 20px; text-align: center; color: var(--muted);
  background: var(--surface); border: 1px dashed var(--border-strong); border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.empty .icon-xl { color: var(--muted-2); }

/* ============== LANDING ============== */
.landing-body { background-attachment: fixed; min-height: 100vh; padding-bottom: 60px; }
.hero {
  max-width: 980px; margin: 60px auto 30px; padding: 22px 20px 0; text-align: center;
  position: relative;
}
.ribbon {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; margin-bottom: 24px;
  background: rgba(189, 100, 255, .12); border: 1px solid rgba(189, 100, 255, .28);
  border-radius: 999px; font-size: 12px; color: #d3a3ff; font-weight: 600;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.ribbon::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s infinite;
}
.hero h1 {
  font-size: clamp(42px, 9vw, 84px); margin: 0 0 18px; line-height: 1; letter-spacing: -.04em; font-weight: 800;
}
.hero h1 .grad {
  background: linear-gradient(135deg, var(--accent) 0%, #ff8fd5 35%, var(--accent-2) 75%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub {
  font-size: clamp(15px, 3.5vw, 18px); color: var(--muted); max-width: 680px; margin: 0 auto;
  padding: 0 12px;
}
.hero-cta { display: flex; gap: 12px; justify-content: center; margin-top: 32px; flex-wrap: wrap; padding: 0 12px; }

.cards {
  max-width: 1080px; margin: 80px auto; padding: 0 20px;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px;
  perspective: 1400px; perspective-origin: 50% 50%;
}
.card-feature {
  position: relative;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 26px 24px;
  transition: border-color .4s var(--ease), box-shadow .4s var(--ease);
  transform-style: preserve-3d;
  will-change: transform;
  overflow: hidden;
}
/* Glare — animated highlight following cursor (set --gx/--gy from JS) */
.card-feature::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(220px 200px at var(--gx, 50%) var(--gy, 50%), rgba(255,255,255,.10), transparent 60%);
  opacity: 0; transition: opacity .35s; border-radius: inherit;
}
/* Top edge highlight */
.card-feature::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
  opacity: 0; transition: opacity .35s;
}
.card-feature.is-tilt {
  border-color: var(--border-glow);
  box-shadow:
    0 1px 0 rgba(255,255,255,.04) inset,
    0 30px 80px -20px rgba(189,100,255,.35),
    0 16px 40px -16px rgba(0,0,0,.6);
}
.card-feature.is-tilt::before, .card-feature.is-tilt::after { opacity: 1; }

.card-feature .feat-icon {
  position: relative;
  width: 48px; height: 48px; border-radius: 14px; margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent-soft), var(--accent-2-soft));
  border: 1px solid var(--border);
  color: var(--accent);
  transform: translateZ(40px);
  transition: transform .4s var(--ease);
}
.card-feature h3 {
  margin: 0 0 8px; font-size: 18px; letter-spacing: -.01em;
  transform: translateZ(28px);
  transition: transform .4s var(--ease);
}
.card-feature p {
  margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55;
  transform: translateZ(16px);
  transition: transform .4s var(--ease);
}

.howto { max-width: 720px; margin: 80px auto; padding: 0 20px; }
.howto-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px; }
.howto h2 { margin: 0 0 16px; font-size: 26px; letter-spacing: -.02em; }
.howto ol { margin: 0; padding-left: 22px; color: var(--muted); }
.howto li { margin: 10px 0; font-size: 15px; }

.landing-footer {
  max-width: 1080px; margin: 80px auto 20px; padding: 0 20px;
  display: flex; justify-content: space-between; color: var(--muted); flex-wrap: wrap; gap: 12px; font-size: 13px;
}

/* ============== Login ============== */
.login-card-wrap { display: flex; justify-content: center; padding: 80px 16px; }
.login-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 36px 30px; max-width: 480px; width: 100%;
  box-shadow: var(--shadow-deep);
  position: relative; overflow: hidden;
}
.login-card::before {
  content: ''; position: absolute; top: -1px; left: 30%; right: 30%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.login-card h1 { margin-top: 0; font-size: 30px; letter-spacing: -.02em; }
.login-card ol { color: var(--muted); padding-left: 20px; }
.login-card .btn { margin-top: 16px; width: 100%; }

/* ============================================================
   ADMIN — premium, не "дёшево"
   ============================================================ */
.admin-body { padding: 0; background: var(--bg); }
.admin-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.admin-sidebar {
  background: var(--surface); border-right: 1px solid var(--border);
  padding: 18px 14px; display: flex; flex-direction: column; gap: 10px;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.admin-sidebar .brand { display: flex; align-items: center; gap: 10px; padding: 6px 8px; }
.admin-sidebar .brand strong { font-size: 15px; letter-spacing: -.01em; }
.admin-sidebar .brand .muted { font-size: 11px; }
.admin-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.admin-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px; color: var(--text-2); font-size: 13px; font-weight: 500;
  transition: all .15s;
}
.admin-nav a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.admin-nav a.active { background: linear-gradient(135deg, var(--accent-soft), var(--accent-2-soft)); color: var(--text); border: 1px solid rgba(189,100,255,.25); }
.admin-nav a .icon { color: var(--muted); }
.admin-nav a.active .icon { color: var(--accent); }
.admin-bottom { display: flex; flex-direction: column; gap: 6px; padding-top: 8px; border-top: 1px solid var(--border); }
.admin-main { padding: 28px 32px; max-width: 1280px; min-width: 0; overflow-x: hidden; }
.admin-main h1 { margin-top: 0; font-size: 28px; letter-spacing: -.02em; }
.admin-main h2 { margin-top: 28px; font-size: 19px; letter-spacing: -.01em; }
.back-link { color: var(--muted); font-size: 12px; display: inline-block; margin-bottom: 6px; transition: color .15s; }
.back-link:hover { color: var(--text); text-decoration: none; }
@media (max-width: 760px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; height: auto; padding: 12px; }
  .admin-nav { flex-direction: row; flex-wrap: wrap; }
  .admin-nav a { flex: 0 0 auto; padding: 8px 12px; }
  .admin-main { padding: 18px; }
}

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 16px 0; }
.kpi {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; min-width: 0;
  transition: border-color .25s var(--ease);
}
.kpi:hover { border-color: var(--border-strong); }
.kpi-label { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .8px; font-weight: 600; }
.kpi-value { font-size: 26px; font-weight: 800; margin: 6px 0 2px; word-break: break-word; letter-spacing: -.02em; }
.kpi-foot { color: var(--muted); font-size: 12px; }
.kpi.profit { background: linear-gradient(135deg, rgba(92,217,124,.10), rgba(100,240,211,.04)); border-color: rgba(92,217,124,.3); }
.kpi.profit .kpi-value { color: var(--green); }
.kpi.accent { background: linear-gradient(135deg, rgba(189,100,255,.12), rgba(255,185,104,.04)); border-color: rgba(189,100,255,.3); }
.finance-grid .kpi { font-variant-numeric: tabular-nums; }

.data-table { width: 100%; border-collapse: collapse; background: var(--surface); margin: 12px 0; }
.data-table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); margin: 14px 0; }
.data-table-wrap .data-table { margin: 0; }
.data-table th, .data-table td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--border); font-size: 13px; vertical-align: middle; }
.data-table thead th { background: var(--surface-2); color: var(--muted); font-weight: 600; font-size: 10.5px; text-transform: uppercase; letter-spacing: .8px; white-space: nowrap; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,.018); }
.data-table td { word-break: break-word; max-width: 320px; }
.data-table td code { word-break: break-all; }
.data-table .actions-col { width: 1%; white-space: nowrap; }
.profit-cell { color: var(--green); font-weight: 700; }
.cost-cell { color: var(--red); font-weight: 700; }
.ref-url { font-size: 11px; word-break: break-all; }

.status-badge { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 999px; font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; white-space: nowrap; }
.status-pending { background: rgba(255,203,71,.14); color: var(--yellow); }
.status-processing { background: rgba(189,100,255,.14); color: var(--accent); }
.status-completed, .status-approved { background: rgba(92,217,124,.14); color: var(--green); }
.status-failed, .status-declined { background: rgba(255,107,107,.14); color: var(--red); }
.status-refunded, .status-cancelled { background: rgba(124,128,147,.14); color: var(--muted); }
.status-admin { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #0c0c10; }

.filter-row { display: flex; gap: 6px; flex-wrap: wrap; margin: 14px 0; }
.chip {
  padding: 7px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border);
  color: var(--text-2); font-size: 12.5px; font-weight: 500;
  transition: all .15s; cursor: pointer;
}
.chip:hover { text-decoration: none; border-color: var(--accent); color: var(--text); }
.chip.on { background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-color: transparent; color: #0c0c10; }

.search-form { display: flex; gap: 8px; margin: 14px 0 20px; }
.search-form input { flex: 1; padding: 11px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 11px; color: var(--text); font: inherit; min-width: 0; font-family: inherit; }
.search-form input:focus { outline: none; border-color: var(--accent); }

.settings-form { display: flex; flex-direction: column; gap: 16px; max-width: 880px; }
.settings-form fieldset {
  border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px;
  background: var(--surface); min-width: 0;
}
.settings-form legend { padding: 0 8px; color: var(--accent); font-size: 11px; text-transform: uppercase; letter-spacing: .8px; font-weight: 700; }
.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.field-row label { display: flex; flex-direction: column; gap: 5px; font-size: 11px; color: var(--muted); min-width: 0; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.field-row label > input { padding: 10px 14px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 11px; color: var(--text); font: inherit; min-height: 42px; min-width: 0; font-family: inherit; font-weight: 500; text-transform: none; letter-spacing: 0; }
.field-row label > input:focus { outline: none; border-color: var(--accent); }
.field-row.checkboxes { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.field-row .check { display: flex; flex-direction: row; align-items: center; gap: 10px; padding: 10px 14px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 11px; color: var(--text); cursor: pointer; font-size: 13px; text-transform: none; letter-spacing: 0; font-weight: 500; }
.json-input { width: 100%; padding: 12px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 11px; color: var(--text); font: 12px 'JetBrains Mono', monospace; resize: vertical; min-height: 130px; }
.json-input:focus { outline: none; border-color: var(--accent); }
.field-row label > small { font-weight: 400; text-transform: none; letter-spacing: 0; }

.toggle { position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .slider-tg { position: absolute; cursor: pointer; inset: 0; background: var(--surface-3); border: 1px solid var(--border); border-radius: 999px; transition: .25s; }
.toggle .slider-tg:before { position: absolute; content: ""; height: 16px; width: 16px; left: 3px; bottom: 3px; background: #fff; transition: .25s; border-radius: 50%; }
.toggle input:checked + .slider-tg { background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-color: transparent; }
.toggle input:checked + .slider-tg:before { transform: translateX(20px); }

.cell-input { width: 80px; padding: 6px 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 7px; color: var(--text); font: inherit; font-size: 12px; font-family: 'JetBrains Mono', monospace; }
.cell-input:focus { outline: none; border-color: var(--accent); }
.cell-input.small { width: 56px; }

.inline-form { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.inline-form input[type=text], .inline-form input[type=number] { padding: 8px 10px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; color: var(--text); font: inherit; min-width: 0; font-family: inherit; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
@media (max-width: 700px) { .grid-2 { grid-template-columns: 1fr; } }
.pager { display: flex; gap: 10px; margin-top: 22px; }

.maintenance-banner, .ok-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 18px; border-radius: var(--radius); margin: 14px 0 18px;
  border: 1px solid var(--border); background: var(--surface); flex-wrap: wrap;
}
.maintenance-banner { background: linear-gradient(135deg, rgba(255,107,107,.10), rgba(255,203,71,.04)); border-color: rgba(255,107,107,.35); }
.ok-banner { background: linear-gradient(135deg, rgba(92,217,124,.08), rgba(100,240,211,.03)); border-color: rgba(92,217,124,.25); }
.maint-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.sjinn-result { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 14px; border: 1px solid var(--border); background: var(--surface); }
.sjinn-result.ok { border-color: var(--green); }
.sjinn-result.err { border-color: var(--red); }

/* ============== Scroll-reveal ============== */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-stagger > * { opacity: 0; transform: translateY(12px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.reveal-stagger.in > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.in > *:nth-child(1) { transition-delay: 60ms; }
.reveal-stagger.in > *:nth-child(2) { transition-delay: 120ms; }
.reveal-stagger.in > *:nth-child(3) { transition-delay: 180ms; }
.reveal-stagger.in > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.in > *:nth-child(5) { transition-delay: 300ms; }
.reveal-stagger.in > *:nth-child(6) { transition-delay: 360ms; }

/* ============== Mobile fine-tuning ============== */
@media (max-width: 540px) {
  .app-header, .landing-header { padding: 11px 14px; }
  .user-name { display: none; }
  .balance { padding: 6px 12px; font-size: 11px; }
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .data-table { font-size: 12px; }
  .data-table th, .data-table td { padding: 8px 10px; }
  .data-table td { max-width: 180px; }
  .kpi-value { font-size: 22px; }
  .admin-main { padding: 16px; }
  .page { padding: 16px 14px 60px; }
  .hero { margin-top: 30px; }
}
@media (max-width: 380px) {
  .gallery { grid-template-columns: 1fr; }
}