/* ══════════════════════════════════════════════════
   The Curated Canvas — Design System Implementation
   ══════════════════════════════════════════════════ */

/* ── Reset ────────────────────────────────────── */

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

/* ── Tokens ───────────────────────────────────── */

:root {
  /* Surfaces — warm paper stack */
  --surface: #fbf9f3;
  --surface-container-low: #f5f3ee;
  --surface-container: #f0eee8;
  --surface-container-high: #eae8e2;
  --surface-lowest: #ffffff;
  --surface-bright: #faf8f2;

  /* Text — never pure black */
  --on-surface: #1b1c19;
  --on-surface-variant: #424654;
  --on-surface-muted: #8a8a8a;

  /* Accent — the three playful pops */
  --primary: #0055cc;
  --primary-container: #256ef1;
  --on-primary: #ffffff;
  --secondary: #e2165f;
  --secondary-container: rgba(226, 22, 95, 0.12);
  --tertiary: #ab6400;
  --tertiary-container: rgba(171, 100, 0, 0.12);

  /* Outline — ghost only */
  --outline: rgba(27, 28, 25, 0.10);
  --outline-hover: rgba(27, 28, 25, 0.06);

  /* Typography */
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* Layout */
  --max-w: 760px;
  --gutter: 2.5rem;
}

/* ── Base ─────────────────────────────────────── */

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  font-family: var(--font);
  background: var(--surface);
  color: var(--on-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}

::selection {
  background: var(--primary);
  color: var(--on-primary);
}

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

/* ── Floating Glass Nav ──────────────────────── */

.nav {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: calc(100% - 2.5rem);
  max-width: 580px;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.6rem 0.6rem 1.25rem;
  background: rgba(37, 110, 241, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 100px;
  box-shadow: 0 8px 40px rgba(0, 85, 204, 0.18);
}

.nav-logo {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--on-primary);
  letter-spacing: -0.03em;
  opacity: 0.9;
  transition: opacity 0.2s var(--ease);
}

.nav-logo:hover {
  opacity: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  font-size: 0.825rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  padding: 0.45rem 0.9rem;
  border-radius: 100px;
  transition: all 0.2s var(--ease);
}

.nav-links a:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
}

.nav-cta {
  background: rgba(255, 255, 255, 0.18) !important;
  color: #ffffff !important;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: rgba(255, 255, 255, 0.28) !important;
}

/* ── Hero ─────────────────────────────────────── */

.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 8rem var(--gutter) 5rem;
}

.hero-content {
  max-width: 520px;
}

.hero-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  background: var(--surface-container-low);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero-heading {
  font-size: clamp(2.5rem, 6.5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.08;
  color: var(--on-surface);
}

.hero-name {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  margin-top: 1.5rem;
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--on-surface-variant);
  max-width: 440px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-top: 2.25rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--on-primary);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  border-radius: 3rem;
  transition: transform 0.2s var(--ease), box-shadow 0.3s var(--ease);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 85, 204, 0.25);
}

.btn-tertiary {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--on-surface-variant);
  transition: color 0.2s var(--ease);
}

.btn-tertiary:hover {
  color: var(--primary);
}

/* Hero Socials */
.hero-socials {
  display: flex;
  gap: 0.5rem;
  margin-top: 3.5rem;
  flex-wrap: wrap;
}

.social-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  padding: 0.5rem 1rem;
  border-radius: 100px;
  background: var(--surface-lowest);
  box-shadow: 0 2px 40px rgba(27, 28, 25, 0.04);
  transition: all 0.25s var(--ease);
}

.social-pill:hover {
  color: var(--on-surface);
  transform: translateY(-2px);
  box-shadow: 0 6px 40px rgba(27, 28, 25, 0.07);
}

.social-pill svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

/* ── Section Meta ─────────────────────────────── */

.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--on-surface-muted);
  margin-bottom: 2.5rem;
}

/* ── About ────────────────────────────────────── */

.about {
  background: var(--surface-container-low);
}

.about-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem var(--gutter);
}

.about-body {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  margin-bottom: 3rem;
}

.about-lead {
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.65;
  color: var(--on-surface);
}

.about-body p:not(.about-lead) {
  font-size: 1rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
}

.about-details {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.detail-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  background: var(--surface-lowest);
  padding: 1.15rem 1.5rem;
  border-radius: 16px;
  flex: 1;
  min-width: 160px;
  box-shadow: 0 2px 40px rgba(27, 28, 25, 0.03);
}

.detail-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--on-surface-muted);
}

.detail-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--on-surface);
}

/* ── Work / Projects ──────────────────────────── */

.work {
  background: var(--surface);
}

.work-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem var(--gutter) 6rem;
}

.work-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.work-card {
  display: block;
  background: var(--surface-lowest);
  padding: 1.75rem 2rem;
  border-radius: 20px;
  box-shadow: 0 2px 40px rgba(27, 28, 25, 0.035);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.work-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 50px rgba(27, 28, 25, 0.07);
}

.work-card:hover .work-arrow {
  opacity: 1;
  transform: translate(3px, -3px);
}

.work-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.work-chip {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  letter-spacing: 0.02em;
}

.work-chip--blue {
  color: var(--primary);
  background: rgba(37, 110, 241, 0.1);
}

.work-chip--pink {
  color: var(--secondary);
  background: var(--secondary-container);
}

.work-chip--orange {
  color: var(--tertiary);
  background: var(--tertiary-container);
}

.work-arrow {
  color: var(--on-surface-muted);
  opacity: 0;
  transform: translate(0, 0);
  transition: all 0.3s var(--ease);
}

.work-title {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.45rem;
}

.work-description {
  font-size: 0.92rem;
  color: var(--on-surface-variant);
  line-height: 1.65;
  margin-bottom: 1.15rem;
  max-width: 520px;
}

.work-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.work-tags span {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  background: var(--surface-bright);
  padding: 0.25rem 0.7rem;
  border-radius: 8px;
  letter-spacing: 0.01em;
}

.work-card--no-link {
  cursor: default;
}

.work-card--no-link:hover {
  transform: none;
  box-shadow: 0 2px 40px rgba(27, 28, 25, 0.035);
}

/* ── Footer ───────────────────────────────────── */

.footer {
  background: var(--surface-container-low);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--on-surface-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.78rem;
  color: var(--on-surface-muted);
  font-weight: 500;
  transition: color 0.2s var(--ease);
}

.footer-links a:hover {
  color: var(--on-surface);
}

/* ── Fade-in Animations ──────────────────────── */

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger children */
.work-card.fade-in:nth-child(1) { transition-delay: 0s; }
.work-card.fade-in:nth-child(2) { transition-delay: 0.1s; }
.work-card.fade-in:nth-child(3) { transition-delay: 0.2s; }

/* ── Responsive ───────────────────────────────── */

@media (max-width: 640px) {
  :root {
    --gutter: 1.5rem;
  }

  .nav {
    top: 0.75rem;
    width: calc(100% - 1.5rem);
  }

  .nav-inner {
    padding: 0.5rem 0.5rem 0.5rem 1rem;
  }

  .nav-links a:not(.nav-cta) {
    display: none;
  }

  .hero {
    padding: 6.5rem var(--gutter) 4rem;
  }

  .hero-heading {
    font-size: 2.5rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .about-details {
    flex-direction: column;
  }

  .detail-card {
    min-width: 0;
  }

  .work-card {
    padding: 1.5rem;
    border-radius: 16px;
  }

  .work-arrow {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}