/* ── Reset & tokens ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #050505;
  --surface: #0a0a0a;
  --surface-2: #121212;
  --surface-3: #08080a;
  --text: #ffffff;
  --muted: #a3a3a3;
  --dim: #737373;
  --faint: #525252;
  --border: rgba(255, 255, 255, 0.1);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --blue: #60a5fa;
  --blue-deep: #3b82f6;
  --indigo: #818cf8;
  --cyan: #22d3ee;
  --green: #4ade80;
  --yellow: #facc15;
  --purple: #c084fc;
  --orange: #fb923c;
  --pink: #f472b6;
  --red: #f87171;
  --max-w: 72rem;
  --radius: 1rem;
  --radius-lg: 1.5rem;
  --font: 'Inter', system-ui, sans-serif;
  --font-display: 'Oswald', sans-serif;
}

html { scroll-behavior: smooth; }

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

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

/* ── Icons ── */
.icon {
  display: inline-block;
  flex-shrink: 0;
  vertical-align: middle;
}
.icon-xs { width: 0.875rem; height: 0.875rem; }
.icon-sm { width: 1rem; height: 1rem; }
.icon-md { width: 1.25rem; height: 1.25rem; }
.icon-lg { width: 1.5rem; height: 1.5rem; }
.icon-xl { width: 2.5rem; height: 2.5rem; }

/* ── Layout ── */
.container {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section { padding: 5rem 0; }
.section-header { text-align: center; margin-bottom: 4rem; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-3.testimonials { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3.skills { grid-template-columns: repeat(3, 1fr); }
}

/* ── Backgrounds ── */
.grid-bg {
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
}

.stars-bg {
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 30% 65%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 55% 15%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 70% 80%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 85% 40%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 95% 10%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 15% 90%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 45% 50%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 60% 35%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 80% 60%, rgba(255,255,255,0.5), transparent);
  background-size: 200px 200px;
}

.bg-glows {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
}

.bg-glow--tl {
  top: -200px; left: -100px;
  width: 600px; height: 600px;
  background: rgba(59, 130, 246, 0.1);
}

.bg-glow--br {
  bottom: -200px; right: -100px;
  width: 500px; height: 500px;
  background: rgba(99, 102, 241, 0.08);
}

.bg-glow--center {
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 800px;
  background: rgba(37, 99, 235, 0.05);
  filter: blur(150px);
}

/* ── Typography ── */
.display {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.15;
}

.eyebrow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.eyebrow--blue { color: var(--blue); }
.eyebrow--dim { color: var(--dim); }

.eyebrow-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.eyebrow-row--center { justify-content: center; }

.eyebrow-line {
  width: 2rem;
  height: 1px;
  background: var(--blue-deep);
}

.text-muted { color: var(--muted); }
.text-dim { color: var(--dim); }
.text-blue { color: var(--blue); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }

.gradient-text-blue {
  background: linear-gradient(to right, #60a5fa, #3b82f6, #22d3ee);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-purple {
  background: linear-gradient(to right, #818cf8, #c084fc, #f472b6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ── Nav ── */
.nav-wrap {
  position: sticky;
  top: 1rem;
  z-index: 50;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1rem;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  transition: background 0.3s, border-color 0.3s;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
}

.nav-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 300;
  letter-spacing: -0.02em;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text); }

.nav-toggle {
  display: flex;
  color: var(--muted);
  padding: 0.25rem;
}
.nav-toggle:hover { color: var(--text); }

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
  .nav-name { display: block; }
}

@media (max-width: 767px) {
  .nav-name { display: none; }
}

/* ── Mobile menu ── */
.mobile-menu {
  position: fixed;
  top: 0; right: 0;
  width: 18rem;
  height: 100%;
  z-index: 60;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-menu.open { transform: translateX(0); }

.mobile-menu a {
  font-size: 1.125rem;
  color: #d4d4d4;
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--text); }

.mobile-close {
  align-self: flex-end;
  color: var(--muted);
}
.mobile-close:hover { color: var(--text); }

.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 55;
  background: rgba(0, 0, 0, 0.5);
  display: none;
}
.mobile-overlay.visible { display: block; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  border-radius: 0.75rem;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.btn-primary {
  padding: 0.875rem 2rem;
  font-size: 1rem;
  color: #fff;
  background: linear-gradient(to right, #6366f1, #2563eb, #06b6d4);
}

.btn-primary--sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; border-radius: 0.5rem; }
.btn-primary--full { width: 100%; padding: 0.875rem; }

.btn-ghost {
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 500;
  color: #d4d4d4;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-glow { box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4); }
.btn-glow:hover {
  box-shadow: 0 0 40px 8px rgba(37, 99, 235, 0.35);
  transform: scale(1.02);
}

.link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  transition: color 0.2s;
}
.link--blue { color: var(--blue); }
.link--blue:hover { color: #93c5fd; }
.link--dim { color: var(--dim); }
.link--dim:hover { color: #d4d4d4; }

/* ── Cards ── */
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.card-hover:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 30px rgba(59,130,246,0.1);
}

.card-body { padding: 2rem; }
.card-body--sm { padding: 1.5rem; }

/* ── Tags ── */
.tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.tag {
  font-size: 0.6875rem;
  padding: 0.25rem 0.625rem;
  border-radius: 9999px;
}

.tag--neutral {
  background: rgba(255,255,255,0.05);
  color: var(--muted);
}

.tag--blue { background: rgba(59,130,246,0.1); color: var(--blue); border: 1px solid rgba(59,130,246,0.2); }
.tag--indigo { background: rgba(99,102,241,0.1); color: var(--indigo); border: 1px solid rgba(99,102,241,0.2); }
.tag--cyan { background: rgba(6,182,212,0.1); color: var(--cyan); border: 1px solid rgba(6,182,212,0.2); }
.tag--purple { background: rgba(168,85,247,0.1); color: var(--purple); border: 1px solid rgba(168,85,247,0.2); }
.tag--green { background: rgba(34,197,94,0.1); color: var(--green); border: 1px solid rgba(34,197,94,0.2); }
.tag--orange { background: rgba(249,115,22,0.1); color: var(--orange); border: 1px solid rgba(249,115,22,0.2); }
.tag--live { background: rgba(34,197,94,0.2); color: var(--green); border: 1px solid rgba(34,197,94,0.3); backdrop-filter: blur(4px); }
.tag--beta { background: rgba(234,179,8,0.2); color: var(--yellow); border: 1px solid rgba(234,179,8,0.3); }

/* ── Hero ── */
.hero {
  position: relative;
  padding-top: 5rem;
  padding-bottom: 6rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 7fr 5fr; }
}

.hero-content { display: flex; flex-direction: column; gap: 1.5rem; }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  width: fit-content;
  padding: 0.375rem 1rem;
  border-radius: 9999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.75rem);
  letter-spacing: -0.02em;
}

.hero-lead {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 36rem;
  line-height: 1.7;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 0.5rem;
}

.hero-stat-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 2.5rem;
  background: rgba(255,255,255,0.1);
}

/* Hero visual */
.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-visual-inner { position: relative; }

.profile-frame {
  position: relative;
  width: 18rem;
  height: 18rem;
  border-radius: 1.5rem;
  overflow: hidden;
  border: 1px solid var(--border);
}

@media (min-width: 1024px) {
  .profile-frame { width: 20rem; height: 20rem; }
}

.profile-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--bg), transparent, transparent);
}

.profile-ring {
  position: absolute;
  inset: 0;
  border-radius: 1.5rem;
  border: 2px dashed rgba(59, 130, 246, 0.2);
}

.float-badge {
  position: absolute;
  top: -1rem;
  right: -1.5rem;
  padding: 0.625rem 1rem;
  border-radius: 0.75rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.float-badge-inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.float-badge-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  background: rgba(59, 130, 246, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
}

.float-badge-title { font-size: 0.75rem; font-weight: 500; }
.float-badge-sub { font-size: 0.625rem; color: var(--dim); }

.code-float {
  position: absolute;
  bottom: -1.5rem;
  left: -2rem;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
}

.code-dots {
  display: flex;
  gap: 0.375rem;
  margin-bottom: 0.5rem;
}

.code-dots span {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
}
.code-dots span:nth-child(1) { background: rgba(248, 113, 113, 0.6); }
.code-dots span:nth-child(2) { background: rgba(250, 204, 21, 0.6); }
.code-dots span:nth-child(3) { background: rgba(74, 222, 128, 0.6); }

.code-block {
  background: linear-gradient(135deg, rgba(15,15,25,0.9), rgba(10,10,20,0.95));
  border: 1px solid rgba(255,255,255,0.08);
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  line-height: 1.7;
}

.code-keyword { color: #c084fc; }
.code-string { color: #34d399; }
.code-function { color: #60a5fa; }
.code-variable { color: #f9a8d4; }

/* ── About ── */
.about-image-wrap { position: relative; }

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

.about-image img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.about-badge {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.about-badge-inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.avatar-stack {
  display: flex;
}

.avatar-stack img {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  border: 2px solid var(--surface-2);
  margin-left: -0.5rem;
}
.avatar-stack img:first-child { margin-left: 0; }

.about-text h2 {
  font-size: clamp(1.875rem, 4vw, 2.25rem);
  margin-bottom: 1.5rem;
}

.about-text p {
  color: var(--muted);
  margin-bottom: 1rem;
  line-height: 1.7;
}
.about-text p:last-child { margin-bottom: 0; }

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.social-link {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: all 0.2s;
}
.social-link:hover {
  color: var(--text);
  border-color: rgba(255,255,255,0.3);
}

/* ── Skill cards ── */
.skill-card { padding: 2rem; }

.skill-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: background 0.2s;
}

.skill-icon--blue { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); color: var(--blue); }
.skill-icon--indigo { background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.2); color: var(--indigo); }
.skill-icon--cyan { background: rgba(6,182,212,0.1); border: 1px solid rgba(6,182,212,0.2); color: var(--cyan); }
.skill-icon--purple { background: rgba(168,85,247,0.1); border: 1px solid rgba(168,85,247,0.2); color: var(--purple); }
.skill-icon--green { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.2); color: var(--green); }
.skill-icon--orange { background: rgba(249,115,22,0.1); border: 1px solid rgba(249,115,22,0.2); color: var(--orange); }

.card-hover:hover .skill-icon--blue { background: rgba(59,130,246,0.2); }
.card-hover:hover .skill-icon--indigo { background: rgba(99,102,241,0.2); }
.card-hover:hover .skill-icon--cyan { background: rgba(6,182,212,0.2); }
.card-hover:hover .skill-icon--purple { background: rgba(168,85,247,0.2); }
.card-hover:hover .skill-icon--green { background: rgba(34,197,94,0.2); }
.card-hover:hover .skill-icon--orange { background: rgba(249,115,22,0.2); }

.skill-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 300;
  margin-bottom: 0.75rem;
}

.skill-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}

/* ── Tech bar ── */
.tech-bar {
  padding: 3rem 0;
}

.tech-panel {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.05);
  background: var(--surface-3);
  padding: 2rem;
}

.tech-panel > p {
  text-align: center;
  font-size: 0.75rem;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .tech-list { gap: 3rem; }
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--dim);
  font-size: 0.875rem;
  transition: color 0.2s;
}
.tech-item:hover { color: var(--text); }

/* ── Projects ── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .project-featured { grid-row: span 2; }
  .project-wide { grid-column: span 2; }
}

.project-card { overflow: hidden; }

.project-hero-img {
  position: relative;
  height: 16rem;
  overflow: hidden;
}

.project-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.project-card:hover .project-hero-img img,
.project-row:hover .project-thumb img {
  transform: scale(1.05);
}

.project-hero-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--surface), rgba(10,10,10,0.4), transparent);
}

.project-badge-pos {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 1;
}

.project-title-overlay {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  z-index: 1;
}

.project-title-overlay h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 0.25rem;
}

.project-row {
  display: flex;
  flex-direction: column;
}

@media (min-width: 640px) {
  .project-row { flex-direction: row; }
}

.project-thumb {
  position: relative;
  width: 100%;
  height: 12rem;
  flex-shrink: 0;
  overflow: hidden;
}

@media (min-width: 640px) {
  .project-thumb { width: 12rem; height: auto; min-height: 12rem; }
}

@media (min-width: 768px) {
  .project-wide .project-thumb { width: 18rem; }
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.project-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--surface), transparent);
}

@media (min-width: 640px) {
  .project-thumb::after {
    background: linear-gradient(to right, transparent, var(--surface));
  }
  .project-wide .project-thumb::after {
    background: linear-gradient(to right, transparent, var(--surface));
  }
}

.project-row-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-row-body h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.project-row-body p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.project-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.project-header h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 300;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  max-width: 36rem;
}

.project-links { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* ── Testimonials ── */
.stars {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
  color: var(--yellow);
}

.testimonial-card {
  padding: 1.5rem;
}

.testimonial-card p {
  font-size: 0.875rem;
  color: #d4d4d4;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-author img {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
}

.testimonial-author .name { font-size: 0.875rem; font-weight: 500; }
.testimonial-author .role { font-size: 0.75rem; color: var(--dim); }

/* ── Quote block ── */
.quote-section { padding: 3rem 0; }

.quote-panel {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.05);
  background: linear-gradient(135deg, var(--surface), #080812);
  padding: 2.5rem 1.5rem;
  overflow: hidden;
  text-align: center;
}

@media (min-width: 768px) {
  .quote-panel { padding: 4rem; }
}

.quote-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}
.quote-glow--tr { top: 0; right: 0; width: 16rem; height: 16rem; background: rgba(59,130,246,0.05); }
.quote-glow--bl { bottom: 0; left: 0; width: 12rem; height: 12rem; background: rgba(99,102,241,0.05); filter: blur(60px); }

.quote-content {
  position: relative;
  max-width: 48rem;
  margin: 0 auto;
}

.quote-icon {
  color: rgba(59, 130, 246, 0.3);
  margin: 0 auto 1.5rem;
}

.quote-panel blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.875rem);
  font-weight: 300;
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.quote-attribution {
  font-size: 0.875rem;
  color: var(--dim);
}

/* ── Contact ── */
.contact-info h2 {
  font-size: clamp(1.875rem, 4vw, 2.25rem);
  margin-bottom: 1.5rem;
}

.contact-info > p {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-items { display: flex; flex-direction: column; gap: 1.25rem; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-item-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon--blue { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); color: var(--blue); }
.contact-item-icon--indigo { background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.2); color: var(--indigo); }
.contact-item-icon--green { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.2); color: var(--green); }

.contact-item-label { font-size: 0.75rem; color: var(--dim); margin-bottom: 0.125rem; }
.contact-item-value { font-size: 0.875rem; color: #e5e5e5; }

/* Form */
.form-card { padding: 2rem; }

.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-size: 0.75rem;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--text);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}

.form-input::placeholder { color: var(--faint); }

.form-input:focus {
  outline: none;
  border-color: rgba(59, 130, 246, 0.5);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.2);
}

.form-input--select {
  color: var(--muted);
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23737373' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

textarea.form-input { resize: none; min-height: 6rem; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 3rem 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.footer-copy { font-size: 0.875rem; color: var(--dim); }

.footer-social {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-social a {
  color: var(--dim);
  transition: color 0.2s;
}
.footer-social a:hover { color: var(--text); }

.footer-tagline {
  font-size: 0.75rem;
  color: var(--faint);
}
.footer-tagline .heart { color: var(--red); }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 70;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background: var(--surface-2);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 0.75rem;
  box-shadow: 0 25px 50px rgba(0,0,0,0.5);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
}

.toast-title { font-size: 0.875rem; font-weight: 500; }
.toast-sub { font-size: 0.75rem; color: var(--dim); }

/* ── Animations ── */
@keyframes fadeInUpBlur {
  0% { opacity: 0; transform: translateY(30px); filter: blur(8px); }
  100% { opacity: 1; transform: translateY(0); filter: blur(0); }
}

.anim-in { animation: fadeInUpBlur 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) both; }
.anim-d1 { animation-delay: 0.1s; }
.anim-d2 { animation-delay: 0.2s; }
.anim-d3 { animation-delay: 0.3s; }
.anim-d4 { animation-delay: 0.4s; }
.anim-d5 { animation-delay: 0.5s; }
.anim-d6 { animation-delay: 0.6s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.float { animation: float 4s ease-in-out infinite; }

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.spin-slow { animation: spin-slow 20s linear infinite; }

.reveal {
  opacity: 0;
  transform: translateY(30px);
  filter: blur(6px);
  transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* ── Course thumbnails (codomania) ── */
.project-thumb--eng {
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 50%, #1e40af 100%);
}
.project-thumb--elem {
  background: linear-gradient(135deg, #312e81 0%, #6366f1 50%, #4338ca 100%);
}
.project-thumb--hlf {
  background: linear-gradient(135deg, #581c87 0%, #9333ea 50%, #6b21a8 100%);
}
.project-thumb--ling {
  background: linear-gradient(135deg, #164e63 0%, #0891b2 50%, #155e75 100%);
}