/* ==========================================================================
   Theme Variables
   ========================================================================== */

:root {
  /* Light theme */
  --bg: #fafaf8;
  --bg-card: #ffffff;
  --text: #1a1a1a;
  --text-muted: #6b6b6b;
  --text-dim: #999;
  --border: #e8e8e4;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);

  /* Accent */
  --accent: #ff6b6b;
  --accent-hover: #ee5a5a;

  /* Card colors - neal.fun inspired pastels */
  --card-peach: #ffe4d0;
  --card-peach-hover: #ffd6ba;
  --card-peach-text: #8b5e3c;

  --card-mint: #d4f0e8;
  --card-mint-hover: #c0e8dc;
  --card-mint-text: #3d6b5e;

  --card-sky: #d4e8f5;
  --card-sky-hover: #c0dcf0;
  --card-sky-text: #3c5e7b;

  --card-lavender: #e4d8f0;
  --card-lavender-hover: #d8c8e8;
  --card-lavender-text: #5e3d7b;

  --card-rose: #f5dbe0;
  --card-rose-hover: #f0ccd4;
  --card-rose-text: #8b3c4e;

  --card-lime: #e4f0d4;
  --card-lime-hover: #d8e8c0;
  --card-lime-text: #5e6b3d;

  --card-coral: #ffdac4;
  --card-coral-hover: #ffccb0;
  --card-coral-text: #8b5038;

  --card-sunshine: #fdf0d0;
  --card-sunshine-hover: #fae8b8;
  --card-sunshine-text: #7b6b3c;

  /* Radius */
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 24px;

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

[data-theme="dark"] {
  --bg: #141412;
  --bg-card: #1e1e1c;
  --text: #e8e8e6;
  --text-muted: #a0a09e;
  --text-dim: #6e6e6c;
  --border: #2a2a28;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);

  --accent: #ff8a80;
  --accent-hover: #ff9e96;

  --card-peach: #3d2e26;
  --card-peach-hover: #4a3830;
  --card-peach-text: #e0b89a;

  --card-mint: #263d36;
  --card-mint-hover: #304a42;
  --card-mint-text: #a0d4c0;

  --card-sky: #263340;
  --card-sky-hover: #304050;
  --card-sky-text: #a0c4e0;

  --card-lavender: #2e263d;
  --card-lavender-hover: #38304a;
  --card-lavender-text: #c0a0e0;

  --card-rose: #3d2630;
  --card-rose-hover: #4a303c;
  --card-rose-text: #e0a0b4;

  --card-lime: #2e3624;
  --card-lime-hover: #3a4430;
  --card-lime-text: #c0d4a0;

  --card-coral: #3d2a20;
  --card-coral-hover: #4a3428;
  --card-coral-text: #e0b494;

  --card-sunshine: #3d3626;
  --card-sunshine-hover: #4a4230;
  --card-sunshine-text: #e0d4a0;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100dvh;
  transition: background-color 0.3s var(--ease-out), color 0.3s var(--ease-out);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ==========================================================================
   Theme Toggle
   ========================================================================== */

.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 100;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s var(--ease-out);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
}

.theme-toggle:hover {
  transform: scale(1.08);
  box-shadow: var(--shadow-md);
}

.theme-toggle:active {
  transform: scale(0.95);
}

[data-theme="light"] .theme-icon-dark,
[data-theme="dark"] .theme-icon-light {
  display: none;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  text-align: center;
  padding: 100px 24px 48px;
  max-width: 640px;
  margin: 0 auto;
}

.hero-emoji {
  font-size: 3.5rem;
  margin-bottom: 16px;
  animation: wave 2s ease-in-out infinite;
  transform-origin: 70% 70%;
  display: inline-block;
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(14deg); }
  75% { transform: rotate(-8deg); }
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
  color: var(--text);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  font-weight: 400;
  line-height: 1.5;
  max-width: 440px;
  margin: 0 auto;
}

/* ==========================================================================
   Sections
   ========================================================================== */

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  color: var(--text);
}

.sites,
.about {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px 72px;
}

/* ==========================================================================
   Card Grid
   ========================================================================== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

@media (max-width: 640px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
  display: flex;
  flex-direction: column;
  padding: 28px 26px 24px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.3s var(--ease-spring),
    box-shadow 0.3s var(--ease-out),
    background-color 0.3s var(--ease-out),
    border-color 0.3s var(--ease-out);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
}

.card:hover::after {
  opacity: 1;
}

.card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.card:active {
  transform: translateY(-1px) scale(0.99);
}

.card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Card color variants */
.card-peach {
  background-color: var(--card-peach);
}
.card-peach:hover {
  background-color: var(--card-peach-hover);
}
.card-peach .card-title,
.card-peach .card-desc {
  color: var(--card-peach-text);
}
.card-peach .card-url {
  color: var(--card-peach-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-peach .card-url {
    color: color-mix(in srgb, var(--card-peach-text) 60%, transparent);
    opacity: 1;
  }
}

.card-mint {
  background-color: var(--card-mint);
}
.card-mint:hover {
  background-color: var(--card-mint-hover);
}
.card-mint .card-title,
.card-mint .card-desc {
  color: var(--card-mint-text);
}
.card-mint .card-url {
  color: var(--card-mint-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-mint .card-url {
    color: color-mix(in srgb, var(--card-mint-text) 60%, transparent);
    opacity: 1;
  }
}

.card-sky {
  background-color: var(--card-sky);
}
.card-sky:hover {
  background-color: var(--card-sky-hover);
}
.card-sky .card-title,
.card-sky .card-desc {
  color: var(--card-sky-text);
}
.card-sky .card-url {
  color: var(--card-sky-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-sky .card-url {
    color: color-mix(in srgb, var(--card-sky-text) 60%, transparent);
    opacity: 1;
  }
}

.card-lavender {
  background-color: var(--card-lavender);
}
.card-lavender:hover {
  background-color: var(--card-lavender-hover);
}
.card-lavender .card-title,
.card-lavender .card-desc {
  color: var(--card-lavender-text);
}
.card-lavender .card-url {
  color: var(--card-lavender-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-lavender .card-url {
    color: color-mix(in srgb, var(--card-lavender-text) 60%, transparent);
    opacity: 1;
  }
}

.card-rose {
  background-color: var(--card-rose);
}
.card-rose:hover {
  background-color: var(--card-rose-hover);
}
.card-rose .card-title,
.card-rose .card-desc {
  color: var(--card-rose-text);
}
.card-rose .card-url {
  color: var(--card-rose-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-rose .card-url {
    color: color-mix(in srgb, var(--card-rose-text) 60%, transparent);
    opacity: 1;
  }
}

.card-lime {
  background-color: var(--card-lime);
}
.card-lime:hover {
  background-color: var(--card-lime-hover);
}
.card-lime .card-title,
.card-lime .card-desc {
  color: var(--card-lime-text);
}
.card-lime .card-url {
  color: var(--card-lime-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-lime .card-url {
    color: color-mix(in srgb, var(--card-lime-text) 60%, transparent);
    opacity: 1;
  }
}

.card-coral {
  background-color: var(--card-coral);
}
.card-coral:hover {
  background-color: var(--card-coral-hover);
}
.card-coral .card-title,
.card-coral .card-desc {
  color: var(--card-coral-text);
}
.card-coral .card-url {
  color: var(--card-coral-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-coral .card-url {
    color: color-mix(in srgb, var(--card-coral-text) 60%, transparent);
    opacity: 1;
  }
}

.card-sunshine {
  background-color: var(--card-sunshine);
}
.card-sunshine:hover {
  background-color: var(--card-sunshine-hover);
}
.card-sunshine .card-title,
.card-sunshine .card-desc {
  color: var(--card-sunshine-text);
}
.card-sunshine .card-url {
  color: var(--card-sunshine-text);
  opacity: 0.6;
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .card-sunshine .card-url {
    color: color-mix(in srgb, var(--card-sunshine-text) 60%, transparent);
    opacity: 1;
  }
}

/* Card inner elements */
.card-emoji {
  font-size: 2rem;
  margin-bottom: 14px;
  line-height: 1;
  display: block;
}

.card-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  line-height: 1.2;
}

.card-desc {
  font-size: 0.925rem;
  font-weight: 400;
  line-height: 1.45;
  margin-bottom: 14px;
  flex: 1;
  opacity: 0.85;
}

.card-url {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  opacity: 0.7;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
}

/* ==========================================================================
   About Section
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

@media (max-width: 640px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

.about-bio p {
  font-size: 1.025rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.about-bio p:last-child {
  margin-bottom: 0;
}

.about-skills h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text);
}

.skill-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all 0.2s var(--ease-out);
}

.skill-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.about-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.about-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  transition: color 0.2s var(--ease-out);
  padding: 4px 0;
}

.about-link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.about-sep {
  color: var(--text-dim);
  font-weight: 400;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  text-align: center;
  padding: 32px 24px 40px;
  color: var(--text-dim);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  max-width: 900px;
  margin: 0 auto;
}

/* ==========================================================================
   Animations - Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-emoji {
    animation: none;
  }

  .card:hover {
    transform: none;
  }

  .card:hover::after {
    opacity: 0;
  }

  .skill-tag:hover {
    transform: none;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ==========================================================================
   Focus Visible
   ========================================================================== */

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ==========================================================================
   Selection
   ========================================================================== */

::selection {
  background: var(--accent);
  color: #fff;
}