/* Base tokens, reset and global primitives. */

/* ==========================================================================
       DESIGN TOKENS & ROBUST AESTHETICS
       ========================================================================== */
:root {
  --bg-base: #0b111b;
  --bg-surface: #111a28;
  --bg-surface-elevated: #172335;
  --bg-glass: rgba(11, 17, 27, 0.92);
  --bg-glass-card: rgba(23, 35, 53, 0.92);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-focus: #60a5fa;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --text-on-primary: #ffffff;
  --accent-linkedin: #0a66c2;
  --print-bg: #ffffff;
  --print-text: #000000;
  --print-border: #cccccc;
  --print-border-subtle: #dddddd;

  --primary: #3b82f6;
  --primary-light: #93c5fd;
  --primary-glow: rgba(59, 130, 246, 0.24);
  --accent-cyan: #22c1d6;
  --accent-emerald: #34d399;
  --accent-violet: #a78bfa;
  --accent-orange: #fb923c;
  --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #22c1d6 100%);

  --skill-card-surface: #142033;
  --skill-chip-bg: rgba(7, 15, 28, 0.42);
  --skill-chip-border: rgba(255, 255, 255, 0.16);
  --skill-chip-hover-bg: #123b6b;
  --skill-chip-hover-border: #93c5fd;
  --skill-hover-shadow: rgba(34, 193, 214, 0.18);

  --font-display: "Outfit", sans-serif;
  --font-sans:
    "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 16px;
  --radius-card: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.18);
  --shadow-md: 0 12px 28px rgba(0, 0, 0, 0.24);
  --shadow-lg: 0 20px 44px rgba(0, 0, 0, 0.34);

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

html.light {
  --bg-base: #f4f7fb;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #edf2f7;
  --bg-glass: rgba(244, 247, 251, 0.94);
  --bg-glass-card: rgba(255, 255, 255, 0.96);

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-card: rgba(0, 0, 0, 0.1);
  --border-focus: #2563eb;

  --text-primary: #102033;
  --text-secondary: #405268;
  --text-tertiary: #53677d;
  --text-on-primary: #ffffff;
  --accent-linkedin: #0a66c2;
  --print-bg: #ffffff;
  --print-text: #000000;
  --print-border: #cccccc;
  --print-border-subtle: #dddddd;

  --primary: #2563eb;
  --primary-light: #1d4ed8;
  --primary-glow: rgba(37, 99, 235, 0.18);
  --accent-cyan: #087f93;
  --accent-emerald: #059669;
  --accent-violet: #7c3aed;
  --accent-orange: #c2410c;
  --gradient-accent: linear-gradient(135deg, #2563eb 0%, #087f93 100%);

  --skill-card-surface: #ffffff;
  --skill-chip-bg: #f4f7fb;
  --skill-chip-border: rgba(16, 32, 51, 0.16);
  --skill-chip-hover-bg: #164e8a;
  --skill-chip-hover-border: #2563eb;
  --skill-hover-shadow: rgba(8, 127, 147, 0.18);

  --shadow-sm: 0 2px 8px rgba(16, 32, 51, 0.06);
  --shadow-md: 0 12px 28px rgba(16, 32, 51, 0.1);
  --shadow-lg: 0 20px 44px rgba(16, 32, 51, 0.14);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal);
}

/* Ambient Glow & Grid */
.ambient-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.ambient-blob-1 {
  position: absolute;
  top: -15%;
  left: -10%;
  width: 60vw;
  height: 60vw;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(59, 130, 246, 0.08) 0%,
    rgba(59, 130, 246, 0) 70%
  );
  filter: blur(96px);
}
.ambient-blob-2 {
  position: absolute;
  top: 30%;
  right: -15%;
  width: 50vw;
  height: 50vw;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(34, 193, 214, 0.07) 0%,
    rgba(34, 193, 214, 0) 70%
  );
  filter: blur(104px);
}
.bg-grid-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(
    rgba(255, 255, 255, 0.045) 1px,
    transparent 1px
  );
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}
html.light .bg-grid-pattern {
  background-image: radial-gradient(
    rgba(16, 32, 51, 0.045) 1px,
    transparent 1px
  );
}

.container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}
.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

:where(a, button, input, textarea, select):focus-visible {
  outline: 3px solid var(--border-focus);
  outline-offset: 3px;
  box-shadow:
    0 0 0 2px var(--bg-base),
    0 0 0 5px var(--border-focus);
}

.u-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}