/* ============================================
   ADAM SPARKS — PORTFOLIO
   Editorial / Technical aesthetic
   ============================================ */

:root {
  /* Colors */
  --bg: #f5f1ea;
  --bg-card: #fbf8f2;
  --bg-elev: #ffffff;
  --ink: #1a1f2e;
  --ink-soft: #4a5266;
  --ink-mute: #8a8f9c;
  --rule: #d8d2c4;
  --rule-soft: #e8e2d4;
  --accent: #ea5b1f;
  --accent-soft: #f4a572;

  /* Typography */
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body: 'Inter Tight', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Spacing */
  --max-w: 1280px;
  --pad-x: clamp(1.5rem, 4vw, 4rem);
  --gap: clamp(2rem, 5vw, 5rem);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
  position: relative;
}

/* Subtle grain overlay */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.04 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
em { font-style: italic; font-family: var(--font-display); }

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(245, 241, 234, 0.85);
  border-bottom: 1px solid var(--rule-soft);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.1rem var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--ink);
  color: var(--bg);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.logo-divider {
  width: 1px;
  height: 14px;
  background: var(--rule);
}

.nav-links {
  display: flex;
  gap: 2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-links a {
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.2s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

@media (max-width: 720px) {
  .nav-links { gap: 1rem; font-size: 0.7rem; }
  .logo-text { display: none; }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(1.5rem, 3vw, 3rem) var(--pad-x) 0;
}

.hero-image-wrap {
  position: relative;
  width: 100%;
  height: 82vh;
  overflow: hidden;
  border: 2px solid var(--ink);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.hero-text-overlay {
  position: absolute;
  top: clamp(1.5rem, 5vh, 3.5rem);
  left: clamp(1.5rem, 4vw, 3rem);
  right: clamp(1.5rem, 4vw, 3rem);
  max-width: 640px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.1;
  font-weight: 400;
  letter-spacing: -0.025em;
  margin-bottom: 2rem;
  font-variation-settings: "opsz" 144;
  color: var(--ink);
}

.hero-meta {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 2.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--rule);
}

.meta-block {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.meta-value {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2da66a;
  box-shadow: 0 0 0 3px rgba(45, 166, 106, 0.18);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(45, 166, 106, 0.18); }
  50% { box-shadow: 0 0 0 5px rgba(45, 166, 106, 0.08); }
}

.hero-bio {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 2rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 0.96;
  font-weight: 400;
  letter-spacing: -0.025em;
  margin-bottom: 2rem;
  font-variation-settings: "opsz" 144;
}

.title-line {
  display: block;
  opacity: 0;
  transform: translateY(20px);
  animation: rise 0.9s cubic-bezier(0.2, 0.6, 0.2, 1) forwards;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.25s; }
.title-line:nth-child(3) { animation-delay: 0.4s; }

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

.hero-title em {
  color: var(--accent);
  font-style: italic;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: rise 0.9s cubic-bezier(0.2, 0.6, 0.2, 1) 0.7s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  transition: all 0.25s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
}

.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.btn-primary svg { transition: transform 0.25s; }
.btn-primary:hover svg { transform: translateX(3px); }

.btn-ghost {
  background: #ffffff;
  color: var(--ink);
  border: 1px solid var(--rule);
}

.btn-ghost:hover {
  border-color: var(--ink);
  background: var(--bg-card);
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) var(--pad-x);
  border-top: 1px solid var(--rule-soft);
}

.section-header {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 3rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule);
}

.section-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 500;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

.about-text .lede {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.3;
  font-weight: 400;
  margin-bottom: 1.75rem;
  letter-spacing: -0.01em;
  font-variation-settings: "opsz" 144;
}

.about-text .lede strong {
  font-weight: 500;
  color: var(--accent);
}

.about-text p {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 1.25rem;
}

.about-text strong {
  font-weight: 600;
  color: var(--ink);
}

.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.about-photo-slot {
  border: 2px solid var(--ink);
  min-height: 320px;
  overflow: hidden;
}

.under-construction {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ============================================
   PROJECTS
   ============================================ */
/* Project detail */
.project-detail {
  min-height: 500px;
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  position: relative;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.5rem;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--rule);
}

.detail-id {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 500;
  text-transform: uppercase;
}

.detail-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  background: var(--bg);
  border: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.detail-status .status-dot { width: 5px; height: 5px; }

.detail-title-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.detail-title-row .detail-title {
  margin-bottom: 0;
}

.detail-type {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  white-space: nowrap;
}

.detail-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.6rem);
  line-height: 1.1;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  font-variation-settings: "opsz" 144;
}

.detail-subtitle {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-bottom: 2rem;
  font-style: italic;
  font-family: var(--font-display);
  font-variation-settings: "opsz" 14;
}

.detail-section {
  margin-bottom: 1.75rem;
}

.detail-section h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.6rem;
  font-weight: 500;
}

.detail-section p {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

.detail-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.spec {
  background: var(--bg);
  border: 1px solid var(--rule-soft);
  padding: 0.85rem 1rem;
}

.spec-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.25rem;
}

.spec-val {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--ink);
  font-weight: 500;
}

.detail-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.stack-chip {
  padding: 0.35rem 0.7rem;
  background: var(--bg);
  border: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

/* ============================================
   SKILLS
   ============================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.5rem 3rem;
}

.skill-group h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--rule);
  font-variation-settings: "opsz" 144;
}

.skill-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-group li {
  font-size: 0.92rem;
  color: var(--ink-soft);
  padding-left: 1rem;
  position: relative;
}

.skill-group li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 1px;
  background: var(--accent);
}

/* ============================================
   CONTACT
   ============================================ */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 860px) {
  .contact-content { grid-template-columns: 1fr; gap: 2.5rem; }
}

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1;
  font-weight: 400;
  letter-spacing: -0.025em;
  font-variation-settings: "opsz" 144;
}

.contact-title em {
  color: var(--accent);
  font-style: italic;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.contact-link {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--rule);
  transition: all 0.25s ease;
  position: relative;
}

.contact-link:first-child { border-top: 1px solid var(--rule); }

.contact-link:hover {
  padding-left: 0.75rem;
  color: var(--accent);
}

.contact-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.25s;
}

.contact-link:hover::before { width: 0.5rem; }

.link-key {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.link-val {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  font-variation-settings: "opsz" 14;
}

.contact-link svg {
  transition: transform 0.25s;
  color: var(--ink-mute);
}

.contact-link:hover svg {
  transform: translateX(4px);
  color: var(--accent);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  border-top: 1px solid var(--rule);
  margin-top: 4rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2rem var(--pad-x);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.footer-meta { color: var(--ink-soft); }

@media (max-width: 600px) {
  .footer-inner { justify-content: flex-start; gap: 0.75rem; }
}