/* ── style.css ──────────────────────────────── */

/* ─── TOKENS ─────────────────────────────────── */
:root {
  --bg:           #080c12;
  --bg-2:         #080c12;
  --bg-3:         #0e151f;
  --surface:      #152030;
  --border:       rgba(255,255,255,0.07);
  --border-hover: rgba(0,212,170,0.25);

  --text-primary:   #eef4f7;
  --text-secondary: #7fa3b8;
  --text-tertiary:  #3d6070;

  --accent:       #03adb6;
  --accent-glow:  rgba(0,212,170,0.28);
  --accent-2:     #0ea5e9;

  --font-body:    'DM Sans', sans-serif;
  --font-display: 'DM Serif Display', serif;

  --radius:    12px;
  --radius-lg: 20px;
  --nav-h:     68px;
  --container: 1100px;
  --gap:       clamp(24px, 4vw, 48px);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─── BASE ───────────────────────────────────── */
html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── CONTAINER ──────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 64px);
}

/* ─── SECTION BASE ───────────────────────────── */
.section {
  padding-block: clamp(80px, 12vw, 140px);
  position: relative;
}

/* ─── SECTION LABELS & TITLES ────────────────── */
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 0;
}

.section-title em {
  font-style: italic;
  color: var(--text-secondary);
}

.dot { color: var(--accent); }

.section-header {
  margin-bottom: clamp(36px, 5vw, 60px);
}

.section-cta {
  margin-top: clamp(32px, 5vw, 56px);
  text-align: center;
}

/* ─── BUTTONS ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  transition: all 0.25s var(--ease-out);
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 24px var(--accent-glow);
}
.btn-primary:hover {
  background: #2579cc;
  transform: translateY(-2px);
  box-shadow: 0 0 36px var(--accent-glow);
}

.btn-ghost {
  border: 1px solid var(--border-hover);
  color: var(--text-secondary);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* ─── NAV ────────────────────────────────────── */
.nav-wrapper {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(10, 10, 15, 0.75);
  transition: background 0.3s;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-secondary);
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -3px;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.25s var(--ease-out);
}
.nav-links a:hover,
.nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ─── HERO ───────────────────────────────────── */
.hero-section {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 7rem);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: 40px;
  font-weight: 300;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Orbs */
.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}
.orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,212,170,0.14) 0%, transparent 70%);
  top: -100px; right: -100px;
}
.orb-2 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(14,165,233,0.1) 0%, transparent 70%);
  bottom: 50px; left: 10%;
}

/* ─── ABOUT ──────────────────────────────────── */
.about-section { background: var(--bg); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--gap);
  align-items: start;
}

.about-bio {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 20px;
  max-width: 540px;
}

.about-stats {
  display: flex;
  gap: 40px;
  margin: 36px 0 36px;
}
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  line-height: 1;
  color: var(--text-primary);
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
  display: block;
}

/* ─── TECH BAR ───────────────────────────────── */
.tech-bar {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-3);
  padding: 14px 0;
  margin-bottom: 52px;
  position: relative;
}
.tech-bar::before,
.tech-bar::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.tech-bar::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-3), transparent);
}
.tech-bar::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-3), transparent);
}

.tech-bar-track {
  display: flex;
  gap: 0;
  animation: ticker 28s linear infinite;
  width: max-content;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 24px;
  border-right: 1px solid var(--border);
  white-space: nowrap;
}
.tech-item img {
  width: 22px; height: 22px;
}
.tech-item span {
  font-size: 0.83rem;
  color: var(--text-secondary);
  font-weight: 500;
}

@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ─── PROJECTS GRID ──────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Latest project spans full width */
.project-card.featured {
  grid-column: 1 / -1;
}

.project-card {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s var(--ease-out);
}
.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}
.project-card:hover .project-card-bg {
  opacity: 1;
}

.project-card-inner {
  position: relative;
  z-index: 1;
  padding: clamp(24px, 4vw, 40px);
}

.project-card-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(0,212,170,0.05) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.project-year {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
}

.project-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tag {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  background: rgba(0,212,170,0.1);
  border: 1px solid rgba(0,212,170,0.2);
  padding: 3px 10px;
  border-radius: 50px;
}

.project-title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  line-height: 1.2;
  margin-bottom: 12px;
}

.project-desc {
  font-size: 0.93rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 24px;
  max-width: 600px;
}

.project-links {
  display: flex;
  gap: 20px;
  align-items: center;
}

.project-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent);
  transition: color 0.2s;
}
.project-link:hover { color: #9d97ff; }
.project-link.ghost {
  color: var(--text-tertiary);
}
.project-link.ghost:hover { color: var(--text-secondary); }

/* ─── BLOG GRID ──────────────────────────────── */
.blog-section { background: var(--bg); }

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.blog-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 36px);
  transition: border-color 0.3s, transform 0.3s var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.blog-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

/* Latest blog card — stacked/accent style */
.blog-card--latest {
  border-color: rgba(0,212,170,0.25);
  background: linear-gradient(135deg, rgba(0,212,170,0.07) 0%, var(--surface) 60%);
}

.blog-card-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  padding: 3px 10px;
  border-radius: 50px;
  width: fit-content;
}

.blog-date {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.blog-title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  line-height: 1.3;
  color: var(--text-primary);
}

.blog-excerpt {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

/* ─── CONTACT ────────────────────────────────── */
.contact-section {
  border-top: 1px solid var(--border);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  align-items: start;
}

.contact-sub {
  color: var(--text-secondary);
  margin: 16px 0 28px;
  max-width: 400px;
}

.contact-email-btn {
  word-break: break-all;
}

.socials-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: 20px;
}

.socials-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-3);
  transition: all 0.25s var(--ease-out);
}
.social-link:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  transform: translateX(4px);
}

.cv-btn-contact { margin-top: 8px; }

/* ─── FOOTER ─────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-copy {
  font-size: 0.82rem;
  color: var(--text-tertiary);
}

/* ─── REVEAL ANIMATIONS ──────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ─── MOBILE NAV OPEN ────────────────────────── */
body.nav-open .nav-links {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: rgba(10,10,15,0.97);
  padding: 32px;
  gap: 24px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
}
body.nav-open .nav-hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
body.nav-open .nav-hamburger span:nth-child(2) {
  opacity: 0;
}
body.nav-open .nav-hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── RESPONSIVE ─────────────────────────────── */
@media (max-width: 900px) {
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; }

  .blog-grid { grid-template-columns: 1fr 1fr; }

  .projects-grid { grid-template-columns: 1fr; }
  .project-card.featured { grid-column: 1; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .blog-grid { grid-template-columns: 1fr; }

  .about-stats { gap: 24px; }

  .hero-cta { flex-direction: column; align-items: flex-start; }

  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}

/* ─── SCROLLBAR ──────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }