/* ============================================================
   AKNAIS Design System — design-system.css
   Premium Dark Enterprise UI · v1.0.0
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── CSS Custom Properties ────────────────────────────────── */
:root {
  /* Colours */
  --color-bg-primary:      #0B0D12;
  --color-bg-secondary:    #121620;
  --color-bg-card:         #181D29;
  --color-bg-elevated:     #1E2436;

  --color-violet:          #8B5CF6;
  --color-violet-dark:     #7C3AED;
  --color-violet-light:    #A78BFA;
  --color-violet-muted:    rgba(139,92,246,.15);

  --color-cyan:            #22D3EE;
  --color-cyan-dark:       #0EA5E9;
  --color-cyan-light:      #67E8F9;
  --color-cyan-muted:      rgba(34,211,238,.12);

  --color-text-primary:    #F8FAFC;
  --color-text-secondary:  #94A3B8;
  --color-text-muted:      #64748B;
  --color-text-disabled:   #334155;

  --color-success:         #10B981;
  --color-warning:         #F59E0B;
  --color-error:           #EF4444;
  --color-info:            #3B82F6;

  --color-border:          rgba(248,250,252,.07);
  --color-border-hover:    rgba(139,92,246,.4);
  --color-border-active:   rgba(139,92,246,.7);

  /* Gradients */
  --gradient-violet:       linear-gradient(135deg, var(--color-violet) 0%, var(--color-violet-dark) 100%);
  --gradient-cyan:         linear-gradient(135deg, var(--color-cyan) 0%, var(--color-cyan-dark) 100%);
  --gradient-hero:         linear-gradient(135deg, #0B0D12 0%, #121620 50%, #0D1117 100%);
  --gradient-card:         linear-gradient(145deg, rgba(24,29,41,.9) 0%, rgba(18,22,32,.7) 100%);
  --gradient-glow-violet:  radial-gradient(circle at 50% 50%, rgba(139,92,246,.25) 0%, transparent 70%);
  --gradient-glow-cyan:    radial-gradient(circle at 50% 50%, rgba(34,211,238,.18) 0%, transparent 70%);
  --gradient-text:         linear-gradient(90deg, var(--color-violet-light) 0%, var(--color-cyan) 100%);

  /* Spacing */
  --space-1:    0.25rem;
  --space-2:    0.5rem;
  --space-3:    0.75rem;
  --space-4:    1rem;
  --space-5:    1.25rem;
  --space-6:    1.5rem;
  --space-8:    2rem;
  --space-10:   2.5rem;
  --space-12:   3rem;
  --space-16:   4rem;
  --space-20:   5rem;
  --space-24:   6rem;
  --space-32:   8rem;

  /* Typography */
  --font-family:           'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:             'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.25rem;
  --text-2xl:   1.5rem;
  --text-3xl:   1.875rem;
  --text-4xl:   2.25rem;
  --text-5xl:   3rem;
  --text-6xl:   3.75rem;
  --text-7xl:   4.5rem;

  --font-light:    300;
  --font-regular:  400;
  --font-medium:   500;
  --font-semibold: 600;
  --font-bold:     700;
  --font-extrabold:800;
  --font-black:    900;

  --leading-tight:   1.2;
  --leading-snug:    1.35;
  --leading-normal:  1.5;
  --leading-relaxed: 1.65;
  --leading-loose:   2;

  --tracking-tight:  -0.02em;
  --tracking-normal:  0;
  --tracking-wide:    0.05em;
  --tracking-wider:   0.1em;

  /* Borders & Radius */
  --radius-sm:   0.25rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-3xl:  2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:     0 1px 3px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);
  --shadow-md:     0 4px 12px rgba(0,0,0,.5), 0 2px 6px rgba(0,0,0,.35);
  --shadow-lg:     0 10px 30px rgba(0,0,0,.55), 0 4px 12px rgba(0,0,0,.35);
  --shadow-xl:     0 20px 50px rgba(0,0,0,.65), 0 8px 20px rgba(0,0,0,.4);
  --shadow-violet: 0 0 30px rgba(139,92,246,.35), 0 4px 16px rgba(139,92,246,.2);
  --shadow-cyan:   0 0 30px rgba(34,211,238,.25), 0 4px 16px rgba(34,211,238,.15);
  --shadow-glow:   0 0 60px rgba(139,92,246,.2);

  /* Transitions */
  --transition-fast:   150ms cubic-bezier(.4,0,.2,1);
  --transition-base:   250ms cubic-bezier(.4,0,.2,1);
  --transition-slow:   400ms cubic-bezier(.4,0,.2,1);
  --transition-spring: 350ms cubic-bezier(.34,1.56,.64,1);

  /* Z-index */
  --z-below:    -1;
  --z-base:      0;
  --z-raised:   10;
  --z-dropdown: 100;
  --z-sticky:   200;
  --z-fixed:    300;
  --z-overlay:  400;
  --z-modal:    500;
  --z-tooltip:  600;
  --z-toast:    700;

  /* Layout */
  --container-xs:    480px;
  --container-sm:    640px;
  --container-md:    768px;
  --container-lg:    1024px;
  --container-xl:    1280px;
  --container-2xl:   1440px;
  --container-max:   1536px;

  --header-height:   72px;
  --header-height-sm:60px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  tab-size: 4;
}

body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ── Base Typography ──────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl);  }
h6 { font-size: var(--text-lg);  }

@media (max-width: 768px) {
  h1 { font-size: var(--text-4xl); }
  h2 { font-size: var(--text-3xl); }
  h3 { font-size: var(--text-2xl); }
  h4 { font-size: var(--text-xl);  }
}

@media (max-width: 480px) {
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl);  }
}

p {
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

p:last-child { margin-bottom: 0; }

a {
  color: var(--color-violet-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--color-cyan); }

ul, ol { list-style: none; }

img, video, svg { display: block; max-width: 100%; }

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

input, textarea, select { font-family: inherit; font-size: inherit; }

::selection {
  background: rgba(139,92,246,.4);
  color: var(--color-text-primary);
}

:focus-visible {
  outline: 2px solid var(--color-violet);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ── Scrollbar ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg-secondary); }
::-webkit-scrollbar-thumb {
  background: var(--color-violet-dark);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--color-violet); }

/* ── Container ────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.container-sm  { max-width: var(--container-sm);  }
.container-md  { max-width: var(--container-md);  }
.container-lg  { max-width: var(--container-lg);  }
.container-2xl { max-width: var(--container-2xl); }

@media (max-width: 640px) { .container { padding-inline: var(--space-4); } }

/* ── Section ──────────────────────────────────────────────── */
.section    { padding-block: var(--space-24); }
.section-sm { padding-block: var(--space-16); }
.section-lg { padding-block: var(--space-32); }

.section-header { text-align: center; margin-bottom: var(--space-16); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-violet-light);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
}

.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 640px;
  margin-inline: auto;
  line-height: var(--leading-relaxed);
  margin-bottom: 0;
}

/* ── Grid Utilities ───────────────────────────────────────── */
.grid { display: grid; }

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }

.grid-auto-fit-sm { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.grid-auto-fit-md { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-auto-fit-lg { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.gap-2  { gap: var(--space-2);  }
.gap-4  { gap: var(--space-4);  }
.gap-6  { gap: var(--space-6);  }
.gap-8  { gap: var(--space-8);  }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }

@media (max-width: 1024px) {
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .lg\:grid-cols-1 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-1 { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .sm\:grid-cols-1 { grid-template-columns: 1fr; }
}

/* ── Flex Utilities ───────────────────────────────────────── */
.flex         { display: flex; }
.flex-col     { flex-direction: column; }
.flex-wrap    { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start  { align-items: flex-start; }
.items-end    { align-items: flex-end; }
.justify-center  { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end     { justify-content: flex-end; }
.flex-1       { flex: 1; }
.flex-shrink-0{ flex-shrink: 0; }

/* ── Glassmorphism Card ───────────────────────────────────── */
.glass-card {
  background: rgba(24,29,41,.65);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.glass-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  transform: translateY(-2px);
}

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-violet);
  transform: translateY(-3px);
}

.card-elevated {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  font-family: var(--font-family);
  line-height: 1;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
  background: rgba(255,255,255,.08);
}

.btn:hover::before { opacity: 1; }
.btn:active        { transform: scale(.98); }

/* Primary */
.btn-primary {
  background: var(--gradient-violet);
  color: #fff;
  box-shadow: 0 4px 20px rgba(139,92,246,.4);
}
.btn-primary:hover {
  box-shadow: 0 6px 28px rgba(139,92,246,.55);
  transform: translateY(-1px);
  color: #fff;
}

/* Secondary */
.btn-secondary {
  background: var(--gradient-cyan);
  color: var(--color-bg-primary);
  box-shadow: 0 4px 20px rgba(34,211,238,.3);
}
.btn-secondary:hover {
  box-shadow: 0 6px 28px rgba(34,211,238,.45);
  transform: translateY(-1px);
  color: var(--color-bg-primary);
}

/* Outline */
.btn-outline {
  background: transparent;
  color: var(--color-violet-light);
  border-color: var(--color-violet);
}
.btn-outline:hover {
  background: var(--color-violet-muted);
  border-color: var(--color-violet-light);
  color: var(--color-violet-light);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}
.btn-ghost:hover {
  background: rgba(248,250,252,.06);
  color: var(--color-text-primary);
}

/* Sizes */
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--text-xs); border-radius: var(--radius-md); }
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--text-base); border-radius: var(--radius-xl); }
.btn-xl { padding: var(--space-5) var(--space-10); font-size: var(--text-lg); border-radius: var(--radius-xl); }

.btn-icon    { width: 40px; height: 40px; padding: 0; border-radius: var(--radius-lg); flex-shrink: 0; }
.btn-icon-sm { width: 32px; height: 32px; padding: 0; border-radius: var(--radius-md); }

/* ── Badges & Tags ────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-full);
  line-height: 1;
}

.badge-violet  { background: var(--color-violet-muted); color: var(--color-violet-light); border: 1px solid rgba(139,92,246,.25); }
.badge-cyan    { background: var(--color-cyan-muted); color: var(--color-cyan-light); border: 1px solid rgba(34,211,238,.2); }
.badge-success { background: rgba(16,185,129,.12); color: var(--color-success); border: 1px solid rgba(16,185,129,.2); }
.badge-warning { background: rgba(245,158,11,.12); color: var(--color-warning); border: 1px solid rgba(245,158,11,.2); }
.badge-error   { background: rgba(239,68,68,.12); color: var(--color-error); border: 1px solid rgba(239,68,68,.2); }

.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background: rgba(248,250,252,.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: default;
}

.tag:hover {
  color: var(--color-text-primary);
  background: rgba(248,250,252,.09);
  border-color: var(--color-border-hover);
}

/* ── Text Gradient ────────────────────────────────────────── */
.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-violet {
  background: var(--gradient-violet);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-cyan {
  background: var(--gradient-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Typography Utilities ─────────────────────────────────── */
.text-xs    { font-size: var(--text-xs);   }
.text-sm    { font-size: var(--text-sm);   }
.text-base  { font-size: var(--text-base); }
.text-lg    { font-size: var(--text-lg);   }
.text-xl    { font-size: var(--text-xl);   }
.text-2xl   { font-size: var(--text-2xl);  }
.text-3xl   { font-size: var(--text-3xl);  }
.text-4xl   { font-size: var(--text-4xl);  }
.text-5xl   { font-size: var(--text-5xl);  }

.font-light    { font-weight: var(--font-light);    }
.font-regular  { font-weight: var(--font-regular);  }
.font-medium   { font-weight: var(--font-medium);   }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold     { font-weight: var(--font-bold);     }
.font-extrabold{ font-weight: var(--font-extrabold);}

.text-center { text-align: center; }
.text-left   { text-align: left;   }
.text-right  { text-align: right;  }

.text-primary   { color: var(--color-text-primary);   }
.text-secondary { color: var(--color-text-secondary); }
.text-muted     { color: var(--color-text-muted);     }
.text-violet    { color: var(--color-violet-light);   }
.text-cyan      { color: var(--color-cyan);           }
.text-success   { color: var(--color-success);        }
.text-warning   { color: var(--color-warning);        }
.text-error     { color: var(--color-error);          }

.uppercase  { text-transform: uppercase;  }
.capitalize { text-transform: capitalize; }

.tracking-tight  { letter-spacing: var(--tracking-tight);  }
.tracking-normal { letter-spacing: var(--tracking-normal); }
.tracking-wide   { letter-spacing: var(--tracking-wide);   }
.tracking-wider  { letter-spacing: var(--tracking-wider);  }

/* ── Spacing Utilities ────────────────────────────────────── */
.mt-auto { margin-top: auto; }
.mb-auto { margin-bottom: auto; }
.mx-auto { margin-inline: auto; }

.py-4  { padding-block: var(--space-4);  }
.py-6  { padding-block: var(--space-6);  }
.py-8  { padding-block: var(--space-8);  }
.py-12 { padding-block: var(--space-12); }
.py-16 { padding-block: var(--space-16); }
.py-20 { padding-block: var(--space-20); }
.py-24 { padding-block: var(--space-24); }

.px-4 { padding-inline: var(--space-4); }
.px-6 { padding-inline: var(--space-6); }
.px-8 { padding-inline: var(--space-8); }

.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* ── Display Utilities ────────────────────────────────────── */
.block        { display: block; }
.inline-block { display: inline-block; }
.inline-flex  { display: inline-flex; }
.hidden       { display: none; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed    { position: fixed;    }
.sticky   { position: sticky;   }

.inset-0 { inset: 0; }

.overflow-hidden { overflow: hidden; }
.overflow-auto   { overflow: auto;   }

.rounded-sm   { border-radius: var(--radius-sm);   }
.rounded-md   { border-radius: var(--radius-md);   }
.rounded-lg   { border-radius: var(--radius-lg);   }
.rounded-xl   { border-radius: var(--radius-xl);   }
.rounded-2xl  { border-radius: var(--radius-2xl);  }
.rounded-full { border-radius: var(--radius-full); }

.w-full  { width: 100%;  }
.h-full  { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--color-border);
  margin-block: var(--space-8);
}
.divider-gradient {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-violet), var(--color-cyan), transparent);
  margin-block: var(--space-8);
}

/* ── Glow Elements ────────────────────────────────────────── */
.glow-violet { filter: drop-shadow(0 0 20px rgba(139,92,246,.5)); }
.glow-cyan   { filter: drop-shadow(0 0 20px rgba(34,211,238,.4)); }

.glow-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2s ease-in-out infinite;
}

/* ── Background Helpers ───────────────────────────────────── */
.bg-noise {
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
}

.bg-mesh {
  background-image:
    radial-gradient(at 20% 80%, rgba(139,92,246,.12) 0px, transparent 50%),
    radial-gradient(at 80% 20%, rgba(34,211,238,.08) 0px, transparent 50%),
    radial-gradient(at 50% 50%, rgba(124,58,237,.06) 0px, transparent 70%);
}

/* ── Scroll Animations ────────────────────────────────────── */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.slide-left          { transform: translateX(-40px); }
.animate-on-scroll.slide-left.animated { transform: translateX(0); }

.animate-on-scroll.slide-right          { transform: translateX(40px); }
.animate-on-scroll.slide-right.animated { transform: translateX(0); }

.animate-on-scroll.scale-up          { transform: scale(.92); opacity: 0; }
.animate-on-scroll.scale-up.animated { transform: scale(1); opacity: 1; }

/* ── Keyframe Animations ──────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .7; transform: scale(1.1); }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px rgba(139,92,246,.3); }
  50%       { box-shadow: 0 0 40px rgba(139,92,246,.6), 0 0 80px rgba(139,92,246,.2); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%;   }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%;   }
}

@keyframes borderGlow {
  0%, 100% { border-color: rgba(139,92,246,.3); }
  50%       { border-color: rgba(139,92,246,.8); }
}

/* ── Animation Classes ────────────────────────────────────── */
.animate-fadeIn       { animation: fadeIn      var(--transition-slow) forwards; }
.animate-slideUp      { animation: slideUp     var(--transition-slow) forwards; }
.animate-slideInLeft  { animation: slideInLeft var(--transition-slow) forwards; }
.animate-slideInRight { animation: slideInRight var(--transition-slow) forwards; }
.animate-pulse        { animation: pulse  2s ease-in-out infinite; }
.animate-glow         { animation: glow   3s ease-in-out infinite; }
.animate-float        { animation: float  4s ease-in-out infinite; }
.animate-spin         { animation: spin   1s linear infinite; }

.delay-100  { animation-delay: 100ms;  }
.delay-200  { animation-delay: 200ms;  }
.delay-300  { animation-delay: 300ms;  }
.delay-400  { animation-delay: 400ms;  }
.delay-500  { animation-delay: 500ms;  }
.delay-700  { animation-delay: 700ms;  }
.delay-1000 { animation-delay: 1000ms; }

/* ── Feature Icon ─────────────────────────────────────────── */
.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-xl);
  background: var(--color-violet-muted);
  border: 1px solid rgba(139,92,246,.2);
  flex-shrink: 0;
  font-size: 24px;
  transition: all var(--transition-base);
}

.feature-icon:hover,
.card:hover .feature-icon {
  background: rgba(139,92,246,.25);
  border-color: rgba(139,92,246,.4);
  transform: scale(1.05);
}

.feature-icon-cyan {
  background: var(--color-cyan-muted);
  border-color: rgba(34,211,238,.2);
}

.card:hover .feature-icon-cyan {
  background: rgba(34,211,238,.2);
  border-color: rgba(34,211,238,.4);
}

/* ── Stat Block ───────────────────────────────────────────── */
.stat-number {
  font-size: var(--text-4xl);
  font-weight: var(--font-black);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ── Shimmer Loading ──────────────────────────────────────── */
.shimmer {
  background: linear-gradient(90deg,
    rgba(248,250,252,.04) 25%,
    rgba(248,250,252,.09) 50%,
    rgba(248,250,252,.04) 75%
  );
  background-size: 400% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
  border-radius: var(--radius-md);
}

/* ── Back to Top ──────────────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: var(--z-fixed);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-violet);
  color: #fff;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-violet);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  border: none;
  cursor: pointer;
  font-size: 18px;
}

#back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

#back-to-top:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(139,92,246,.55);
}

/* ── Cookie Banner ────────────────────────────────────────── */
#cookie-banner {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: var(--z-toast);
  width: calc(100% - var(--space-8));
  max-width: 640px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  transition: transform var(--transition-spring);
}

#cookie-banner.visible {
  transform: translateX(-50%) translateY(0);
}

#cookie-banner p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
  flex: 1;
}

#cookie-banner .cookie-actions {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* ── Responsive Utilities ─────────────────────────────────── */
@media (max-width: 1024px) { .lg\:hidden { display: none; } }

@media (max-width: 768px) {
  .md\:hidden     { display: none; }
  .md\:block      { display: block; }
  .md\:flex-col   { flex-direction: column; }
  .md\:text-center{ text-align: center; }
}

@media (max-width: 640px) {
  .sm\:hidden { display: none; }
  .sm\:block  { display: block; }

  #cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  #cookie-banner .cookie-actions { width: 100%; }
}

/* ── Reduced Motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}