/* styles.css — PREMIUM ULTRA LAYER
   Glassmorphism, aurora gradients, modal system, particles layer, tabs, buttons, accessibility.
*/

/* ===== Root / themes ===== */
:root{
  --bg-0:#050717; --bg-1:#071226; --bg-2:#0b1220;
  --accent-1:#8b5cf6; --accent-2:#06b6d4;
  --text:#e6eef6; --muted:rgba(230,238,252,0.6);
  --glass-1:rgba(255,255,255,0.04);
  --glass-2:rgba(255,255,255,0.02);
  --border:rgba(255,255,255,0.06);
  --radius-lg:18px;
  --font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial;
  --font-size-base:16px;
  --panel-w:880px;
  --shadow-soft:0 16px 60px rgba(2,6,23,0.55);
  --shadow-strong:0 28px 120px rgba(2,6,23,0.66);
  --glow: 0 0 38px rgba(139,92,246,0.14);
}

/* Light theme overrides */
.light{
  --bg-0:#f6f9ff; --bg-1:#eef4ff; --bg-2:#e6edff;
  --text:#071226; --muted:#6b7280;
  --glass-1:rgba(255,255,255,0.90);
  --border:rgba(0,0,0,0.06);
  --shadow-soft:0 10px 40px rgba(16,24,40,0.06);
  --glow:0 0 30px rgba(124,58,237,0.06);
}

/* ===== Base reset and layout ===== */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font-family);
  font-size:var(--font-size-base);
  color:var(--text);
  background:
    radial-gradient(900px 500px at 10% 10%, rgba(139,92,246,0.08), transparent),
    radial-gradient(800px 420px at 90% 90%, rgba(6,182,212,0.06), transparent),
    linear-gradient(180deg,var(--bg-0),var(--bg-1) 48%, var(--bg-2));
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}

/* noise layer */
#noise{ pointer-events:none; position:fixed; inset:0; z-index:1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.03' fill='%23ffffff'/></svg>");
  mix-blend-mode:overlay;
}

/* animated aurora gradient */
.gradient-animated{ position:fixed; inset:0; z-index:0; pointer-events:none;
  background: linear-gradient(90deg, rgba(139,92,246,0.14), rgba(6,182,212,0.10), rgba(96,165,250,0.05));
  background-size:300% 300%; animation: gradientShift 22s linear infinite;
}
@keyframes gradientShift{ 0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%} }

/* particle canvas */
#particle-canvas{ position:fixed; inset:0; z-index:2; pointer-events:none; }

/* Container helpers */
.container{ max-width:1280px; margin:0 auto; padding:0 20px; z-index:4 }

/* ===== Glass card ===== */
.card-glass{
  position:relative;
  background: linear-gradient(180deg, var(--glass-1), rgba(255,255,255,0.02));
  border-radius:var(--radius-lg);
  border:1px solid var(--border);
  padding:18px;
  box-shadow:var(--shadow-soft);
  backdrop-filter: blur(12px) saturate(140%);
  transition: transform .38s cubic-bezier(.2,.9,.2,1), box-shadow .38s, border-color .28s;
  overflow:visible;
}
.card-glass:hover{
  transform: translateY(-10px) scale(1.012);
  box-shadow:var(--shadow-strong), var(--glow);
  border-color: rgba(255,255,255,0.12);
}

/* small heading */
.card-glass h3{ margin:0; font-size:18px; font-weight:800; color:var(--text) }
.card-glass p{ margin:0; color:var(--muted) }


/* title */
.site-title{ font-weight:800; font-size:18px }
.site-sub{ font-size:13px; color:var(--muted); margin-top:-4px }

/* ============================
   ГЛОБАЛЬНЫЙ HEADER (как в random.html)
   ============================ */

.header {
  width: 100%;
  position: relative;
  z-index: 40;
  margin-bottom: 12px;
}

.header-inner {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  max-width: 1280px;
  margin: 0 auto;
  overflow-x: visible !important;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.logo {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, #8b5cf6, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 20px;
  color: white;
  box-shadow: 0 8px 36px rgba(99, 102, 241, 0.22);
}

.site-title {
  font-weight: 800;
  font-size: 18px;
}

.site-sub {
  font-size: 13px;
  margin-top: -4px;
  color: var(--muted);
}

/* NAV-PILLS */
.nav-pills {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 2px;
  margin: 0 20px;
}

.nav-pills a {
  padding: 10px 14px;
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
  border: 1px solid rgba(255,255,255,0.04);
  font-weight: 700;
  white-space: nowrap;
  transition: background .25s, box-shadow .25s, transform .25s;
}

.nav-pills a:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(2, 6, 23, 0.25);
}

.nav-pills a.active {
  background: linear-gradient(90deg, #8b5cf6, #06b6d4);
  color: white;
  box-shadow: 0 0 34px rgba(99, 102, 241, 0.28);
}

/* Header buttons */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.icon-btn,
.btn-primary {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  transition: .25s ease;
}

.btn-primary {
  padding: 10px 16px;
  min-width: 88px;
  background: linear-gradient(90deg, #8b5cf6, #06b6d4);
  font-weight: 800;
  color: white;
}

.icon-btn:hover,
.btn-primary:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(2,6,23,0.36);
}

.icon-btn:active,
.btn-primary:active {
  transform: translateY(1px) scale(.97);
}


/* ===== Hero / main ===== */
.hero{ max-width:1280px; margin:36px auto 24px; display:flex; gap:32px; align-items:flex-start; padding:0 20px; z-index:4; }
.hero-left{ flex:1 1 620px; min-width:320px }
.hero-right{ width:420px; min-width:280px }

/* head */
.display-1{ font-size:48px; font-weight:900; margin:0 0 8px; background: linear-gradient(90deg,#ffffff, rgba(255,255,255,0.9)); -webkit-background-clip:text; color:transparent; text-shadow: 0 10px 44px rgba(2,6,23,0.55); }
.lead{ color:var(--muted); font-size:17px; margin-bottom:18px }

/* CTA */
.actions{ display:flex; gap:14px; align-items:center }
.cta{ padding:12px 20px; border-radius:18px; background:linear-gradient(90deg,var(--accent-1),var(--accent-2)); text-decoration:none; color:white; font-weight:900; box-shadow: 0 18px 54px rgba(99,102,241,0.16); display:inline-flex; gap:10px; align-items:center; transition: transform .28s; }
.cta:hover{ transform: translateY(-8px) scale(1.03) }

/* features grid used in hero */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.kv{ color:var(--muted); font-size:13px }
.h2{ font-size:18px; font-weight:800; color:var(--text) }

/* columns layout */
.columns{ display:grid; grid-template-columns:1fr 360px; gap:24px; margin:36px auto; align-items:start; max-width:1280px; padding:0 20px; }
@media (max-width:980px){ .columns{ grid-template-columns:1fr } .hero{flex-direction:column} .hero-right{ width:100% } .nav-pills{ overflow:auto } }

/* form elements */
.form-select, .input { width:100%; padding:12px; border-radius:12px; background: rgba(255,255,255,0.03); border:1px solid rgba(255,255,255,0.04); color:var(--text); outline:none; }
.input::placeholder{ color: rgba(255,255,255,0.48) }

/* toggles */
.btn-toggle{ padding:8px 12px; border-radius:10px; background: rgba(255,255,255,0.02); border:1px solid rgba(255,255,255,0.04); cursor:pointer; }

/* ===== Modals ===== */
/* Общий контейнер модалки */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 80;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2,6,23,0.6), rgba(2,6,23,0.45));
}

.modal-panel {
  position: relative;
  z-index: 90;
  width: 100%;
  max-width: 720px;
  border-radius: 12px;
  padding: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.04);
  box-shadow: 0 28px 80px rgba(2,6,23,0.55);
}

/* Кнопка закрытия (крестик) */
.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
}

/* Вкладки (tabs) */
.tabs {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.tab {
  padding: 10px 12px;
  border-radius: 10px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.03);
  cursor: pointer;
  flex: 1;
  text-align: center;
}

.tab.active {
  background: linear-gradient(90deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  box-shadow: 0 8px 24px rgba(2,6,23,0.35);
}

/* Содержимое вкладок (tab-content) */
.tab-pane {
  margin-top: 12px;
}

.tab-pane.hidden {
  display: none;
}

/* Поля ввода и кнопки внутри настроек */
.input {
  padding: 8px;
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 8px;
  width: 100%;
}

.btn-primary {
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 800;
  cursor: pointer;
  background: linear-gradient(90deg, rgba(99,102,241,0.95), rgba(139,92,246,0.95));
  color: white;
  border: none;
  box-shadow: 0 22px 60px rgba(99,102,241,0.12);
}

.btn-ghost {
  /* стили для "призрачных" кнопок (например, "Сброс") */
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
}

/* Подписи (labels) и мелкий текст */
.lab {
  font-weight: 700;
  color: var(--muted);
  font-size: 13px;
  display: block;
  margin-bottom: 6px;
  text-align: left;
}

.small-muted {
  color: var(--muted);
}

/* tabs */
.tabs{ display:flex; gap:8px; flex-wrap:wrap }
.tab{ padding:10px 12px; border-radius:12px; background:transparent; border:1px solid rgba(255,255,255,0.04); cursor:pointer }
.tab.active{ background:linear-gradient(90deg,var(--accent-1),var(--accent-2)); color:white; box-shadow:var(--glow) }
.tab-content{ margin-top:12px }
.tab-pane.hidden{ display:none }

/* footer */
.site-footer{ max-width:1280px; margin:70px auto 90px; text-align:center; color:var(--muted) }

/* micro animations */
.fade-up{ transform: translateY(8px); opacity:0; animation: fadeUp .6s ease forwards; }
@keyframes fadeUp{ to { transform:none; opacity:1 } }

/* small helpers */
.small-muted{ color:var(--muted); font-size:13px }
.lab{ color:var(--muted); font-weight:700; font-size:13px; margin-bottom:6px }

/* responsive tweaks */
@media (max-width:640px){
  .display-1{ font-size:28px } .header-inner{ padding:12px } .logo{ width:44px; height:44px; border-radius:12px }
}
/* Плавный перелив темы (как в premium UI) */
html, body {
  transition:
    background-color 0.8s ease-in-out,
    color 0.8s ease-in-out;
}

* {
  transition:
    background-color 0.8s ease-in-out,
    color 0.8s ease-in-out,
    border-color 0.8s ease-in-out,
    box-shadow 0.8s ease-in-out;
}
/* ===== POPULAR PRO BLOCK ===== */

.popular-pro {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
}

.popular-title {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.3px;
}

.popular-grid {
  margin-top: 14px;
  display: grid;
  gap: 12px;
}

.popular-card {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  transition: 0.4s ease;
}

.light .popular-card {
  background: rgba(0,0,0,0.03);
  border: 1px solid rgba(0,0,0,0.06);
}

.popular-card:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 10px 40px rgba(0,0,0,0.25);
}

.popular-icon {
  font-size: 22px;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #3b82f6, #a855f7);
  border-radius: 12px;
  color: white;
}

.popular-name {
  font-weight: 700;
  color: var(--text-strong);
}

.popular-desc {
  font-size: 13px;
  color: var(--text-muted);
}
body, .card-glass, .header, .modal, .popular-card {
  transition: 
    background 0.6s cubic-bezier(.4,0,.2,1),
    color 0.6s cubic-bezier(.4,0,.2,1),
    box-shadow 0.6s ease,
    border 0.6s ease;
}

html.theme-transition * {
  transition: 
    background 0.6s ease !important,
    color 0.6s ease !important,
    border-color 0.6s ease !important;
}
/* Popular section cards fix */
.popular-card {
  text-decoration: none !important;
  color: var(--text) !important;
}

.popular-card .popular-name {
  color: var(--text) !important;
  font-weight: 700;
}

.popular-card .popular-desc {
  color: var(--muted) !important;
}
.popular-card:hover .popular-name {
  color: #b4c7ff !important;
}

/* ===== TIME MODULE LAYOUT ===== */

.time-layout{
  display:grid;
  grid-template-columns: 86px 1fr;
  gap:32px;
  align-items:flex-start;
}

/* ===== LEFT NAV ===== */

.time-nav{
  position:sticky;
  top:118px;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.time-nav a{
  height:72px;
  border-radius:18px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  text-decoration:none;
  font-size:12px;
  font-weight:700;
  color:var(--muted);
  background:linear-gradient(180deg, rgba(255,255,255,.025), transparent);
  border:1px solid rgba(255,255,255,.05);
  transition:.28s;
}

.time-nav a svg{
  width:22px;
  height:22px;
  stroke:currentColor;
  stroke-width:2;
  fill:none;
}

/* hover */
.time-nav a:hover{
  transform:translateY(-4px);
  color:var(--text);
  box-shadow:0 20px 60px rgba(2,6,23,.35);
}

/* active */
.time-nav a.active{
  background:linear-gradient(135deg,#8b5cf6,#06b6d4);
  color:white;
  box-shadow:0 0 42px rgba(99,102,241,.45);
}

/* ===== CONTENT ===== */

.time-content{
  min-height:60vh;
}

/* ===== MOBILE ===== */

@media(max-width:900px){
  .time-layout{
    grid-template-columns:1fr;
  }

  .time-nav{
    position:static;
    flex-direction:row;
    justify-content:space-between;
  }

  .time-nav a{
    flex:1;
    height:64px;
  }

  .time-nav a small{
    font-size:11px;
  }
}
.time-hub{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
  padding:28px;
  max-width:720px;
  margin:0 auto;
}

.time-tile{
  padding:26px;
  border-radius:22px;
  text-decoration:none;
  color:var(--text);
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.06);
  display:flex;
  flex-direction:column;
  gap:8px;
  align-items:center;
  transition:.35s;
}

.time-tile .icon{
  font-size:34px;
}

.time-tile:hover{
  transform:translateY(-10px) scale(1.03);
  box-shadow:0 30px 90px rgba(2,6,23,.55);
}