/* =====================================================================
   Andozachi.uz — Glassmorphism + Gradient theme
   Bichish va tikish ilmiy-amaliy portali
   ===================================================================== */

:root {
  /* Brand gradient (issiq, tikuv ip ranglari) */
  --grad-primary: linear-gradient(135deg, #6a3093 0%, #a044ff 50%, #ff6a88 100%);
  --grad-secondary: linear-gradient(135deg, #00c9a7 0%, #4d8af0 100%);
  --grad-warm: linear-gradient(135deg, #ff9a3c 0%, #ff6a3d 100%);
  --grad-cool: linear-gradient(135deg, #36d1dc 0%, #5b86e5 100%);
  --grad-bg: linear-gradient(135deg, #1a1a2e 0%, #16213e 35%, #0f3460 70%, #533483 100%);

  /* Glass surfaces */
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-bg-strong: rgba(255, 255, 255, 0.14);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.36);
  --glass-shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.45);

  /* Text */
  --text:        #f5f5fa;
  --text-mute:   #b8b8d4;
  --text-dim:    #8a8aa8;
  --text-dark:   #1a1a2e;

  /* Accent */
  --accent:        #ff6a88;
  --accent-2:      #a044ff;
  --accent-3:      #36d1dc;
  --success:       #00c9a7;
  --warning:       #ffb84d;
  --danger:        #ff5773;

  --radius-sm: 10px;
  --radius:    18px;
  --radius-lg: 26px;

  --blur:       18px;
  --blur-strong: 30px;

  --header-h:  78px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--grad-bg);
  background-attachment: fixed;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Doimiy fon: rangli "blob" doiralar */
body::before, body::after {
  content: '';
  position: fixed;
  width: 580px;
  height: 580px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.45;
  pointer-events: none;
  z-index: -1;
  animation: float 22s ease-in-out infinite;
}
body::before {
  background: radial-gradient(circle, #ff6a88 0%, transparent 70%);
  top: -180px; left: -180px;
}
body::after {
  background: radial-gradient(circle, #36d1dc 0%, transparent 70%);
  bottom: -180px; right: -180px;
  animation-delay: -11s;
}

@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  33%      { transform: translate(60px,-40px) scale(1.06); }
  66%      { transform: translate(-50px,30px) scale(0.95); }
}

a { color: var(--accent-3); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent); }

img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ================== HEADER ================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(15, 15, 35, 0.55);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
  border-bottom: 1px solid var(--glass-border);
}

.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text);
}
.brand-logo {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: var(--grad-primary);
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(160, 68, 255, .4);
  animation: pulse 4s ease-in-out infinite;
}
.brand-logo svg { width: 26px; height: 26px; color: #fff; }
.brand small {
  display: block;
  font-size: .72rem;
  font-weight: 400;
  color: var(--text-mute);
  letter-spacing: .03em;
}

@keyframes pulse {
  0%,100% { box-shadow: 0 6px 20px rgba(160,68,255,.4); }
  50%     { box-shadow: 0 8px 32px rgba(255,106,136,.55); }
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav a {
  position: relative;
  color: var(--text);
  padding: 10px 16px;
  border-radius: 12px;
  font-weight: 500;
  font-size: .95rem;
  transition: all .25s;
}
.nav a:hover {
  background: var(--glass-bg);
  color: #fff;
}
.nav a.active {
  background: var(--glass-bg-strong);
  color: #fff;
}
.nav a.active::after {
  content: '';
  position: absolute;
  left: 16px; right: 16px; bottom: 4px;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
}

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  border-radius: 12px;
  color: #fff;
  cursor: pointer;
}

@media (max-width: 920px) {
  .nav {
    position: absolute;
    top: var(--header-h);
    left: 12px; right: 12px;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    background: rgba(15,15,35,.92);
    backdrop-filter: blur(var(--blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    transform: translateY(-12px);
    opacity: 0; pointer-events: none;
    transition: opacity .2s, transform .2s;
  }
  .nav.open {
    opacity: 1; transform: translateY(0); pointer-events: auto;
  }
  .nav-toggle { display: grid; place-items: center; }
}

/* ================== GLASS CARD ================== */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow);
}

.glass-strong {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow-lg);
}

/* ================== HERO ================== */
.hero {
  position: relative;
  padding: 80px 0 64px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 18px;
  letter-spacing: -.02em;
}
.hero h1 .grad {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  font-size: 1.12rem;
  color: var(--text-mute);
  margin-bottom: 32px;
  max-width: 540px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-art {
  position: relative;
  height: 460px;
}
.hero-art .blob {
  position: absolute;
  inset: 0;
  background: var(--grad-primary);
  filter: blur(60px);
  opacity: .55;
  border-radius: 50%;
}
.hero-art .scissors {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 2;
}
.hero-art .scissors svg {
  width: 320px; height: 320px;
  color: #fff;
  filter: drop-shadow(0 16px 30px rgba(0,0,0,.4));
  animation: spin 30s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 860px) {
  .hero { padding: 48px 0 28px; }
  .hero-grid { grid-template-columns: 1fr; gap: 24px; }
  .hero-art { height: 280px; }
  .hero-art .scissors svg { width: 200px; height: 200px; }
}

/* ================== BUTTONS ================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 14px;
  font-weight: 600;
  font-size: .98rem;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: #fff;
  cursor: pointer;
  transition: all .25s;
  text-decoration: none;
}
.btn:hover {
  background: var(--glass-bg-strong);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,0,0,.3);
  color: #fff;
}
.btn-primary {
  background: var(--grad-primary);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 28px rgba(160,68,255,.4);
}
.btn-primary:hover {
  background: var(--grad-primary);
  box-shadow: 0 14px 36px rgba(255,106,136,.55);
}
.btn-secondary {
  background: var(--grad-secondary);
  border-color: transparent;
  box-shadow: 0 10px 28px rgba(0,201,167,.35);
}
.btn-warm {
  background: var(--grad-warm);
  border-color: transparent;
  box-shadow: 0 10px 28px rgba(255,154,60,.35);
}
.btn svg { width: 18px; height: 18px; }

/* ================== SECTION ================== */
.section { padding: 64px 0; }
.section-head {
  text-align: center;
  margin-bottom: 44px;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin: 0 0 12px;
  letter-spacing: -.01em;
}
.section-head h2 .grad {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-head p { color: var(--text-mute); max-width: 680px; margin: 0 auto; }

/* ================== CARDS GRID ================== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}
.card {
  padding: 28px 24px;
  transition: transform .3s, box-shadow .3s;
  position: relative;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--glass-shadow-lg);
}
.card-icon {
  width: 64px; height: 64px;
  border-radius: 18px;
  display: grid; place-items: center;
  background: var(--grad-primary);
  margin-bottom: 18px;
  box-shadow: 0 10px 24px rgba(160,68,255,.35);
}
.card-icon svg { width: 32px; height: 32px; color: #fff; }
.card-icon.warm { background: var(--grad-warm); box-shadow: 0 10px 24px rgba(255,154,60,.35); }
.card-icon.cool { background: var(--grad-cool); box-shadow: 0 10px 24px rgba(54,209,220,.35); }
.card-icon.green { background: var(--grad-secondary); box-shadow: 0 10px 24px rgba(0,201,167,.35); }
.card h3 { margin: 0 0 8px; font-size: 1.18rem; }
.card p { color: var(--text-mute); margin: 0 0 16px; font-size: .94rem; }
.card .card-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 600; color: var(--accent-3);
}
.card .card-link svg { width: 14px; height: 14px; transition: transform .2s; }
.card:hover .card-link svg { transform: translateX(4px); }

/* Card accent ring on hover */
.card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  padding: 1px;
  background: var(--grad-primary);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0; transition: opacity .3s;
  pointer-events: none;
}
.card:hover::before { opacity: 1; }

/* ================== BUILDER (parameter form + svg) ================== */
.builder {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 28px;
  margin-top: 32px;
}
@media (max-width: 960px) { .builder { grid-template-columns: 1fr; } }

.builder-form {
  padding: 28px;
}
.builder-form h3 {
  margin: 0 0 20px;
  font-size: 1.15rem;
  display: flex; align-items: center; gap: 10px;
}
.builder-form h3 svg { width: 22px; height: 22px; color: var(--accent-3); }

.field {
  margin-bottom: 16px;
}
.field label {
  display: block;
  font-size: .87rem;
  color: var(--text-mute);
  margin-bottom: 6px;
  font-weight: 500;
}
.field .input-wrap {
  position: relative;
}
.field input, .field select {
  width: 100%;
  padding: 12px 56px 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,.05);
  color: #fff;
  font-size: 1rem;
  font-family: inherit;
  transition: all .2s;
}
.field input:focus, .field select:focus {
  outline: none;
  border-color: var(--accent-2);
  background: rgba(255,255,255,.1);
  box-shadow: 0 0 0 4px rgba(160,68,255,.15);
}
.field .unit {
  position: absolute;
  right: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-dim);
  font-size: .85rem;
  pointer-events: none;
}
.field .hint {
  font-size: .78rem;
  color: var(--text-dim);
  margin-top: 4px;
}

.builder-canvas {
  padding: 24px;
  display: flex; flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  min-height: 540px;
}
.builder-canvas .svg-wrap {
  width: 100%;
  background: #fff;
  border-radius: 14px;
  padding: 16px;
  overflow: auto;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.05);
}
.builder-canvas svg { display: block; max-width: 100%; height: auto; }
.canvas-actions {
  margin-top: 18px;
  display: flex; gap: 12px; flex-wrap: wrap;
}

/* ================== TABLE / LIST ================== */
.list-clean { list-style: none; padding: 0; margin: 0; }
.list-clean li {
  padding: 14px 18px;
  border-radius: 12px;
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transition: all .2s;
}
.list-clean li:hover {
  background: var(--glass-bg-strong);
  transform: translateX(4px);
}

/* ================== ARTICLE / PROSE ================== */
.prose {
  max-width: 780px;
  margin: 0 auto;
  padding: 36px;
  font-size: 1.03rem;
}
.prose h1, .prose h2, .prose h3 {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-top: 1.6em;
}
.prose h1 { font-size: 2rem; margin-top: 0; }
.prose h2 { font-size: 1.55rem; }
.prose h3 { font-size: 1.25rem; }
.prose p { color: var(--text-mute); margin: .8em 0; }
.prose ul, .prose ol { color: var(--text-mute); padding-left: 1.4em; }
.prose code, .prose pre {
  background: rgba(0,0,0,.35);
  border-radius: 8px;
  padding: 2px 8px;
  font-family: 'JetBrains Mono', Menlo, monospace;
  font-size: .9em;
}

/* ================== FORM ================== */
.form-row { margin-bottom: 16px; }
.form-row label { display: block; margin-bottom: 6px; color: var(--text-mute); font-size: .9rem; }
.form-row input, .form-row textarea, .form-row select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,.05);
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  transition: all .2s;
}
.form-row textarea { min-height: 130px; resize: vertical; }
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none;
  border-color: var(--accent-2);
  box-shadow: 0 0 0 4px rgba(160,68,255,.15);
}

/* ================== BREADCRUMB ================== */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: .88rem; color: var(--text-mute);
  margin: 24px 0 16px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-mute); }
.breadcrumb a:hover { color: var(--accent-3); }
.breadcrumb .sep { color: var(--text-dim); }

/* ================== FOOTER ================== */
.site-footer {
  margin-top: 80px;
  padding: 56px 0 32px;
  background: rgba(0,0,0,.35);
  backdrop-filter: blur(var(--blur));
  border-top: 1px solid var(--glass-border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 32px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { color: #fff; margin: 0 0 16px; font-size: 1rem; }
.footer-grid a { display: block; color: var(--text-mute); padding: 4px 0; font-size: .92rem; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 20px;
  text-align: center;
  color: var(--text-dim);
  font-size: .88rem;
}

/* ================== BADGES / PILLS ================== */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  font-size: .82rem;
  color: var(--text-mute);
}
.pill svg { width: 14px; height: 14px; }

/* ================== ALERTS ================== */
.alert {
  padding: 14px 18px;
  border-radius: 12px;
  margin-bottom: 16px;
  background: var(--glass-bg);
  border-left: 4px solid var(--accent-2);
}
.alert.success { border-left-color: var(--success); }
.alert.danger  { border-left-color: var(--danger); }
.alert.warn    { border-left-color: var(--warning); }

/* ================== UTILS ================== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; } .mt-4 { margin-top: 32px; } .mt-5 { margin-top: 48px; }
.mb-0 { margin-bottom: 0; } .mb-2 { margin-bottom: 16px; } .mb-3 { margin-bottom: 24px; }

/* ================== ANIMATIONS ================== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stitch decoration: dashed border line evoking sewing */
.stitch {
  border: 2px dashed rgba(255,255,255,.2);
  border-radius: var(--radius);
  padding: 18px;
}