/* About page styles */

/* ── Active Navbar Link ── */
.navbar-link.active {
  color: var(--clr-primary);
  background: rgba(229,57,53,0.08);
}

/* ============================================
   ABOUT HERO
   ============================================ */

.about-main {
  padding-top: var(--navbar-h);
}

.about-hero {
  position: relative;
  padding: var(--sp-20) 0 var(--sp-16);
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.about-hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}

.about-hero-orb--1 {
  width: 500px; height: 500px;
  background: rgba(229,57,53,0.10);
  top: -100px; right: -100px;
  animation: orbFloat 12s ease-in-out infinite;
}

.about-hero-orb--2 {
  width: 300px; height: 300px;
  background: rgba(37,99,235,0.08);
  bottom: -80px; left: -60px;
  animation: orbFloat 10s ease-in-out infinite reverse;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0); }
  50%       { transform: translate(20px, -20px); }
}

.about-kicker {
  display: inline-block;
  border: 1px solid rgba(229,57,53,0.25);
  background: rgba(229,57,53,0.08);
  color: var(--clr-primary);
  padding: 6px 14px;
  border-radius: var(--r-full);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--sp-5);
  animation: heroFadeUp 0.5s var(--ease-out) 0.1s both;
}

.about-title {
  max-width: 860px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.75rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--txt-primary);
  margin-bottom: var(--sp-5);
  animation: heroFadeUp 0.6s var(--ease-out) 0.2s both;
}

.about-title-accent {
  color: var(--clr-primary);
  position: relative;
}

.about-title-accent::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 0;
  width: 100%; height: 3px;
  background: var(--clr-primary);
  opacity: 0.25;
  border-radius: 2px;
}

.about-sub {
  max-width: 680px;
  font-size: 1.1rem;
  color: var(--txt-secondary);
  line-height: 1.75;
  margin-bottom: var(--sp-8);
  animation: heroFadeUp 0.6s var(--ease-out) 0.3s both;
}

.about-hero-cta {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
  animation: heroFadeUp 0.6s var(--ease-out) 0.4s both;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================
   NUMBERS SECTION
   ============================================ */

.about-numbers {
  padding: var(--sp-12) 0;
  background: var(--clr-surface);
  border-bottom: 1px solid var(--border-subtle);
}

.about-numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

.about-number-card {
  text-align: center;
  padding: var(--sp-6);
  border-radius: var(--r-xl);
  background: var(--clr-bg);
  border: 1px solid var(--border-medium);
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.about-number-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}

.about-number-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(229,57,53,0.2);
}

.about-number-card:hover::before {
  transform: scaleX(1);
}

.about-number {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
  margin-bottom: var(--sp-3);
}

.about-number-label {
  font-size: 0.825rem;
  color: var(--txt-secondary);
  line-height: 1.5;
}

/* ============================================
   ABOUT SECTION CARDS
   ============================================ */

.about-section {
  padding: var(--sp-16) 0;
  background: var(--clr-bg);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

.about-card {
  background: var(--clr-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--r-xl);
  padding: var(--sp-8);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}

.about-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(229,57,53,0.2);
}

.about-card:hover::before {
  transform: scaleX(1);
}

.about-card-icon {
  font-size: 2rem;
  margin-bottom: var(--sp-4);
  display: block;
  width: 52px; height: 52px;
  background: rgba(229,57,53,0.08);
  border: 1px solid rgba(229,57,53,0.15);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-5);
}

.about-card h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--txt-primary);
  margin-bottom: var(--sp-4);
  letter-spacing: -0.02em;
}

.about-card p {
  color: var(--txt-secondary);
  font-size: 0.9375rem;
  line-height: 1.75;
}

/* Feature list */
.about-feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  list-style: none;
}

.about-feature-list li {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
}

.afl-dot {
  width: 8px; height: 8px;
  background: var(--clr-primary);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}

.about-feature-list strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--txt-primary);
  margin-bottom: 2px;
}

.about-feature-list p {
  font-size: 0.825rem;
  color: var(--txt-muted);
  margin: 0;
  line-height: 1.5;
}

/* Tech stack badges */
.about-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--sp-2) var(--sp-3);
  background: rgba(229,57,53,0.07);
  border: 1px solid rgba(229,57,53,0.15);
  color: var(--clr-primary-dark);
  border-radius: var(--r-sm);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  transition: all 0.2s;
}

[data-theme="dark"] .tech-badge {
  color: var(--clr-primary-light);
}

.tech-badge:hover {
  background: rgba(229,57,53,0.12);
  transform: translateY(-2px);
}

/* ============================================
   VALUES SECTION
   ============================================ */

.about-values {
  padding: var(--sp-16) 0;
  background: var(--clr-surface);
  border-top: 1px solid var(--border-subtle);
}

.about-values-header {
  text-align: center;
  margin-bottom: var(--sp-12);
}

.about-values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

.about-value-card {
  padding: var(--sp-6);
  border-radius: var(--r-xl);
  border: 1px solid var(--border-medium);
  background: var(--clr-bg);
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s, border-color 0.3s;
}

.about-value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(229,57,53,0.2);
}

.about-value-card:hover .about-value-icon {
  transform: scale(1.15) rotate(-5deg);
}

.about-value-icon {
  font-size: 1.75rem;
  margin-bottom: var(--sp-4);
  display: block;
  transition: transform 0.3s var(--ease-spring);
}

.about-value-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--txt-primary);
  margin-bottom: var(--sp-3);
}

.about-value-card p {
  font-size: 0.875rem;
  color: var(--txt-secondary);
  line-height: 1.65;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.about-contact {
  padding: var(--sp-16) 0;
  background: var(--clr-bg);
  border-top: 1px solid var(--border-subtle);
}

.about-contact-inner {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--sp-10);
  align-items: start;
}

.about-contact-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--txt-primary);
  letter-spacing: -0.03em;
  margin-bottom: var(--sp-4);
  margin-top: var(--sp-3);
}

.about-contact-sub {
  font-size: 1rem;
  color: var(--txt-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: var(--sp-8);
}

.about-contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.about-contact-row {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
}

.about-contact-icon {
  width: 44px; height: 44px;
  background: rgba(229,57,53,0.08);
  border: 1px solid rgba(229,57,53,0.15);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.about-contact-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--txt-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}

.about-contact-value {
  font-size: 0.9375rem;
  color: var(--txt-primary);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

a.about-contact-value:hover {
  color: var(--clr-primary);
}

/* Developer card */
.about-contact-card {
  background: var(--clr-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--r-2xl);
  padding: var(--sp-8);
  text-align: center;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: calc(var(--navbar-h) + var(--sp-6));
}

.about-dev-avatar {
  width: 72px; height: 72px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
  border-radius: var(--r-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto var(--sp-4);
}

.about-dev-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--txt-primary);
  margin-bottom: var(--sp-1);
}

.about-dev-role {
  font-size: 0.825rem;
  color: var(--txt-muted);
  margin-bottom: var(--sp-5);
}

.about-dev-divider {
  height: 1px;
  background: var(--border-subtle);
  margin-bottom: var(--sp-5);
}

.about-dev-bio {
  font-size: 0.875rem;
  color: var(--txt-secondary);
  line-height: 1.7;
  margin-bottom: var(--sp-5);
}

.about-dev-links {
  display: flex;
  gap: var(--sp-3);
  justify-content: center;
}

.about-dev-link {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--clr-primary);
  text-decoration: none;
  padding: var(--sp-2) var(--sp-4);
  border: 1px solid rgba(229,57,53,0.25);
  border-radius: var(--r-full);
  transition: all 0.2s;
  background: rgba(229,57,53,0.06);
}

.about-dev-link:hover {
  background: var(--clr-primary);
  color: white;
  border-color: var(--clr-primary);
  transform: translateY(-2px);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-numbers-grid { grid-template-columns: repeat(2, 1fr); }
  .about-values-grid { grid-template-columns: repeat(2, 1fr); }
  .about-contact-inner { grid-template-columns: 1fr; }
  .about-contact-card { position: static; }
}

@media (max-width: 768px) {
  .about-hero { padding: var(--sp-16) 0 var(--sp-12); }
  .about-numbers { padding: var(--sp-10) 0; }
  .about-section, .about-values, .about-contact { padding: var(--sp-12) 0; }
  .about-hero-cta { flex-direction: column; }
  .about-hero-cta .btn { width: 100%; text-align: center; }
}

@media (max-width: 640px) {
  .about-numbers-grid { grid-template-columns: 1fr; }
  .about-values-grid { grid-template-columns: 1fr; }
  .about-number { font-size: 2rem; }
  .about-title { font-size: 1.75rem; }
  .about-sub { font-size: 0.95rem; }
}