/* app.css — Modern Portfolio Design System */

@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ── Design Tokens ─────────────────────────────────────────── */
:root {
  color-scheme: light;

  /* Backgrounds */
  --bg-base:       #f6f7fc;
  --bg-surface:    #ffffff;
  --bg-elevated:   #eef1f8;
  --bg-hover:      #e5e9f3;
  --bg-card:       #ffffff;

  /* Foregrounds */
  --fg-primary:    #101828;
  --fg-secondary:  #475467;
  --fg-muted:      #667085;

  /* Accent Gradient */
  --accent:        #7c6af7;
  --accent-2:      #a78bfa;
  --accent-3:      #c084fc;
  --accent-cyan:   #22d3ee;
  --accent-pink:   #f472b6;
  --accent-soft:   rgba(124, 106, 247, 0.10);
  --accent-glow:   rgba(124, 106, 247, 0.30);
  --gradient-main: linear-gradient(135deg, #7c6af7, #a78bfa, #c084fc);
  --gradient-warm: linear-gradient(135deg, #f472b6, #a78bfa, #7c6af7);
  --gradient-cool: linear-gradient(135deg, #22d3ee, #7c6af7, #a78bfa);

  /* Semantic */
  --success:       #34d399;
  --info:          #60a5fa;
  --warning:       #fbbf24;
  --danger:        #f87171;

  /* Borders */
  --border:        rgba(16, 24, 40, 0.08);
  --border-strong: rgba(16, 24, 40, 0.12);
  --border-accent: rgba(124, 106, 247, 0.25);

  /* Glass */
  --glass-bg:      rgba(255, 255, 255, 0.72);
  --glass-border:  rgba(16, 24, 40, 0.08);
  --glass-blur:    12px;

  /* Typography */
  --font-sans:  'Space Grotesk', 'Inter', system-ui, -apple-system, sans-serif;
  --font-body:  'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', monospace;

  /* Radius */
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  20px;
  --radius-2xl: 24px;

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(16, 24, 40, 0.06);
  --shadow-md:  0 8px 24px rgba(16, 24, 40, 0.10);
  --shadow-lg:  0 16px 48px rgba(16, 24, 40, 0.14);
  --shadow-glow: 0 0 30px rgba(124, 106, 247, 0.12);
  --shadow-card: 0 8px 24px rgba(16, 24, 40, 0.08), 0 0 0 1px rgba(16, 24, 40, 0.04);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

html[data-theme='dark'] {
  color-scheme: dark;

  /* Backgrounds */
  --bg-base:       #06060b;
  --bg-surface:    #0d0d14;
  --bg-elevated:   #13131d;
  --bg-hover:      #1a1a28;
  --bg-card:       #101018;

  /* Foregrounds */
  --fg-primary:    #f0f0f5;
  --fg-secondary:  #9494ab;
  --fg-muted:      #555570;

  /* Borders */
  --border:        rgba(255, 255, 255, 0.06);
  --border-strong: rgba(255, 255, 255, 0.10);
  --border-accent: rgba(124, 106, 247, 0.25);

  /* Glass */
  --glass-bg:      rgba(13, 13, 20, 0.60);
  --glass-border:  rgba(255, 255, 255, 0.08);

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg:  0 8px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(124, 106, 247, 0.15);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3), 0 0 0 1px rgba(255,255,255,0.05);
}

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

/* ── Base ──────────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  background:
    radial-gradient(circle at top right, rgba(124, 106, 247, 0.08), transparent 28%),
    radial-gradient(circle at 20% 20%, rgba(34, 211, 238, 0.05), transparent 22%),
    var(--bg-base);
  color: var(--fg-primary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: all 200ms var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}
a:hover { opacity: 0.85; }

button, [role="button"] {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

img, video, svg {
  max-width: 100%;
  height: auto;
}

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0;
}

p { margin: 0; }

/* ── Utility Classes ───────────────────────────────────────── */
.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.glow-border {
  position: relative;
}
.glow-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient-main);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 400ms var(--ease-out);
  pointer-events: none;
}
.glow-border:hover::before {
  opacity: 1;
}

/* ── Scroll Reveal Animation ───────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ── Stagger Children ──────────────────────────────────────── */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 400ms var(--ease-out), transform 400ms var(--ease-out);
}
.stagger-children.visible > *:nth-child(1)  { transition-delay: 50ms; }
.stagger-children.visible > *:nth-child(2)  { transition-delay: 100ms; }

.hero-availability-text {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 400;
  letter-spacing: 0.02em;
}
.stagger-children.visible > *:nth-child(3)  { transition-delay: 150ms; }
.stagger-children.visible > *:nth-child(4)  { transition-delay: 200ms; }
.stagger-children.visible > *:nth-child(5)  { transition-delay: 250ms; }
.stagger-children.visible > *:nth-child(6)  { transition-delay: 300ms; }
.stagger-children.visible > *:nth-child(7)  { transition-delay: 350ms; }
.stagger-children.visible > *:nth-child(8)  { transition-delay: 400ms; }
.stagger-children.visible > *:nth-child(9)  { transition-delay: 450ms; }
.stagger-children.visible > *:nth-child(10) { transition-delay: 500ms; }
.stagger-children.visible > *:nth-child(n) {
  opacity: 1;
  transform: translateY(0);
}

/* ── Keyframe Animations ───────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(124, 106, 247, 0.1); }
  50%      { box-shadow: 0 0 40px rgba(124, 106, 247, 0.25); }
}

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

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}

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

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

@keyframes counter-fill {
  from { width: 0%; }
  to   { width: var(--fill-width); }
}

/* ── Blazor Error UI ───────────────────────────────────────── */
#blazor-error-ui {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 0.6rem 1.25rem 0.7rem 1.25rem;
  background: lightyellow;
  color: #333;
  box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
  z-index: 1000;
}

#blazor-error-ui .dismiss {
  cursor: pointer;
  position: absolute;
  right: 0.75rem;
  top: 0.5rem;
}

/* ── Dot Grid Background Pattern ───────────────────────────── */
.dot-pattern {
  position: relative;
}
.dot-pattern::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(124, 106, 247, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: 0;
}
.dot-pattern > * {
  position: relative;
  z-index: 1;
}