/* ================================================================
   AURUM UI · Base Styles
   Reset, Body, Hintergrund-Gradient, Navbar, Grid, Animationen.
   Benötigt: aurum-variables.css
================================================================ */

/* ── Reset ───────────────────────────────────────────────── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    /* ── Body & Hintergrund ──────────────────────────────────── */
    body {
      font-family: var(--font-body);
      font-size: 14px;
      color: var(--w90);
      min-height: 100vh;
      overflow-x: hidden;
      background: var(--pbg);
      position: relative;
    }

    /* Mehrschichtiger Hintergrund mit Tiefe */
    body::before {
      content: '';
      position: fixed;
      inset: 0;
      background:
        radial-gradient(ellipse 80% 60% at 15% 20%, hsl(var(--h),70%,62%) 0%, transparent 55%),
        radial-gradient(ellipse 60% 50% at 85% 75%, hsl(var(--h),65%,38%) 0%, transparent 55%),
        radial-gradient(ellipse 50% 70% at 50% 50%, hsl(var(--h),58%,46%) 0%, transparent 70%),
        hsl(var(--h), 60%, 40%);
      z-index: 0;
      pointer-events: none;
    }

    /* Grain-Textur für organisches Gefühl */
    body::after {
      content: '';
      position: fixed;
      inset: 0;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
      opacity: 0.35;
      z-index: 0;
      pointer-events: none;
    }

    /* ── Wrapper ─────────────────────────────────────────────── */
    .wrap {
      position: relative;
      z-index: 1;
      max-width: 960px;
      margin: 0 auto;
      padding: 2rem 1.5rem 4rem;
    }

    /* ── Glassmorphism Mixin ──────────────────────────────────── */
    .glass {
      background: var(--glass);
      backdrop-filter: var(--blur);
      -webkit-backdrop-filter: var(--blur);
      border: 1px solid var(--glass-border);
      box-shadow: var(--shadow);
    }
    .glass-sm {
      background: var(--glass);
      backdrop-filter: var(--blur-sm);
      -webkit-backdrop-filter: var(--blur-sm);
      border: 1px solid var(--glass-border);
      box-shadow: var(--shadow-sm);
    }

    /* ── Navbar ──────────────────────────────────────────────── */
    .navbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0.7rem 1.2rem;
      border-radius: var(--r-xl);
      margin-bottom: 2.5rem;
      background: rgba(255,255,255,0.12);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      border: 1px solid var(--glass-border);
      box-shadow: var(--shadow), var(--glow);
      animation: slideDown 0.5s cubic-bezier(.16,1,.3,1) both;
    }
    .navbar-brand {
      font-family: 'Pacifico', cursive;
      font-size: 1.4rem;
      font-weight: 400;
      text-decoration: none;
      letter-spacing: 0.02em;
      background: linear-gradient(135deg, var(--pdd) 0%, var(--p) 50%, var(--pll) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .brand-dot {
      width: 8px; height: 8px;
      background: var(--w);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--w50);
      animation: pulse 2.5s ease-in-out infinite;
    }
    .navbar-menu {
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 1.5rem;
    }
    .navbar-actions {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .navbar-nav {
      display: flex;
      gap: 0.15rem;
      align-items: center;
    }

    /* ── Burger ──────────────────────────────────────────────── */
    .navbar-burger {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 36px;
      height: 36px;
      background: var(--glass);
      border: 1px solid var(--glass-border);
      border-radius: var(--r-sm);
      cursor: pointer;
      padding: 0 8px;
    }
    .navbar-burger span {
      display: block;
      width: 100%;
      height: 2px;
      background: var(--w);
      border-radius: 2px;
      transition: all 0.25s cubic-bezier(.16,1,.3,1);
    }
    .navbar-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .navbar-burger.open span:nth-child(2) { opacity: 0; }
    .navbar-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    @media (max-width: 768px) {
      .navbar-burger { display: flex; }
      .navbar-menu {
        display: none;
        background: var(--glass);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        border: 1px solid var(--glass-border);
        border-radius: var(--r-lg);
        padding: 0.75rem;
        flex-direction: column;
        align-items: stretch;
      }
      .navbar-menu.open { display: flex; }
      .navbar-menu .navbar-nav { flex-direction: column; align-items: stretch; }
      .navbar-menu .nav-pill { padding: 0.6rem 1rem; }
    }
    .nav-pill {
      padding: 0.3rem 0.85rem;
      border-radius: 999px;
      color: var(--w70);
      font-size: 0.8rem;
      font-weight: 500;
      text-decoration: none;
      cursor: pointer;
      background: none;
      border: none;
      font-family: inherit;
      transition: all 0.18s;
    }
    .nav-pill:hover { color: var(--w); background: var(--w10); }
    .nav-pill.active {
      color: var(--pdd);
      background: var(--w90);
      font-weight: 600;
    }

    /* ── Theme Switcher ──────────────────────────────────────── */
    .theme-row {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
      margin-bottom: 2.5rem;
      animation: fadeUp 0.5s 0.1s cubic-bezier(.16,1,.3,1) both;
    }
    .theme-dot {
      width: 28px; height: 28px;
      border-radius: 50%;
      border: 2px solid var(--glass-border);
      cursor: pointer;
      transition: transform 0.2s, box-shadow 0.2s;
      box-shadow: var(--shadow-sm);
    }
    .theme-dot:hover { transform: scale(1.2); box-shadow: 0 0 0 3px var(--w30); }
    .theme-dot.active { transform: scale(1.15); box-shadow: 0 0 0 3px var(--w), var(--shadow-sm); }

    /* ── Page Header ─────────────────────────────────────────── */
    .page-header {
      margin-bottom: 2.5rem;
      animation: fadeUp 0.5s 0.15s cubic-bezier(.16,1,.3,1) both;
    }
    .page-header h1 {
      font-family: var(--font-heading);
      font-size: clamp(2.2rem, 5vw, 3.5rem);
      font-weight: 300;
      color: var(--w);
      line-height: 1.1;
      letter-spacing: -0.01em;
    }
    .page-header h1 em {
      font-style: italic;
      font-weight: 600;
    }
    .page-header p {
      color: var(--w70);
      font-size: 0.88rem;
      font-weight: 300;
      margin-top: 0.5rem;
      letter-spacing: 0.03em;
    }

    /* ── Section Label ───────────────────────────────────────── */
    .sec {
      font-size: 0.65rem;
      font-weight: 600;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: var(--w50);
      margin-bottom: 0.85rem;
    }

    /* ── Divider ─────────────────────────────────────────────── */
    .hr {
      height: 1px;
      background: linear-gradient(to right, transparent, var(--w30) 25%, var(--w50) 50%, var(--w30) 75%, transparent);
      margin: 2rem 0;
    }