/* ═══════════════════════════════════════════════════════════
   Ruya Code — style.css
   ═══════════════════════════════════════════════════════════ */

/* ── Variables ────────────────────────────────────────────── */
:root {
  --bg-base: #080808;
  --bg-surface: #0f0f0f;
  --bg-card: #141414;
  --bg-card-hover: #1a1a1a;
  --border: rgba(255, 255, 255, 0.07);
  --border-accent: rgba(240, 90, 26, 0.3);

  --orange: #f05a1a;
  --orange-dim: rgba(240, 90, 26, 0.12);
  --orange-glow: rgba(240, 90, 26, 0.4);
  --amber: #ff8c42;
  --amber-dim: rgba(255, 140, 66, 0.1);
  --amber-glow: rgba(255, 140, 66, 0.35);
  --red-err: #ef4444;

  --text-primary: #f5f5f5;
  --text-secondary: #888888;
  --text-muted: #505050;

  --font-display: 'Syne', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-glow-orange: 0 0 40px rgba(240, 90, 26, 0.2);
  --shadow-glow-amber: 0 0 40px rgba(255, 140, 66, 0.15);
  --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.6);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ── Noise texture overlay ────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ── Utilities ────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}

.section { padding-block: 120px; }

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

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 52ch;
  line-height: 1.7;
}

.section-header { margin-bottom: 72px; }

/* ── Reveal animations ────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal[data-index="1"] { transition-delay: 0.1s; }
.reveal[data-index="2"] { transition-delay: 0.2s; }
.reveal[data-index="3"] { transition-delay: 0.3s; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: linear-gradient(135deg, var(--orange) 0%, var(--amber) 100%);
  color: #080808;
  box-shadow: 0 0 0 0 var(--orange-glow);
}

.btn--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.18) 0%, transparent 100%);
  opacity: 0;
  transition: var(--transition);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--orange-glow), 0 0 0 1px rgba(240, 90, 26, 0.4);
}

.btn--primary:hover::before { opacity: 1; }

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  border-color: var(--orange);
  color: var(--orange);
  background: var(--orange-dim);
  transform: translateY(-2px);
}

.btn--full { width: 100%; justify-content: center; }

/* ══════════════════════════════════════════════════════════
   HEADER / NAV
══════════════════════════════════════════════════════════ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding-block: 18px;
  transition: var(--transition);
}

.header.scrolled {
  padding-block: 12px;
  background: rgba(8, 8, 8, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

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

.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo img {
  height: 44px;
  width: auto;
  filter: brightness(1.05);
  transition: var(--transition);
}

.nav__logo:hover img {
  filter: brightness(1.15) drop-shadow(0 0 10px rgba(240, 90, 26, 0.5));
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--orange);
  transition: var(--transition);
}

.nav__link:hover { color: var(--text-primary); }
.nav__link:hover::after { width: 100%; }

.nav__link--cta {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  background: var(--orange-dim);
  border: 1px solid var(--border-accent);
  color: var(--orange) !important;
  font-weight: 600;
}

.nav__link--cta::after { display: none; }

.nav__link--cta:hover {
  background: rgba(240, 90, 26, 0.22);
  box-shadow: var(--shadow-glow-orange);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════ */
.hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 100px;
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(240, 90, 26, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 90, 26, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero__gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero__gradient-orb--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(240, 90, 26, 0.14) 0%, transparent 70%);
  top: -100px;
  right: -100px;
}

.hero__gradient-orb--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 140, 66, 0.09) 0%, transparent 70%);
  bottom: -50px;
  left: -50px;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-block: 60px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--border-accent);
  background: var(--orange-dim);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--orange);
  margin-bottom: 32px;
  font-family: var(--font-mono);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--orange); }
  50% { opacity: 0.4; box-shadow: none; }
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  max-width: 14ch;
}

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 52ch;
  line-height: 1.75;
  margin-bottom: 44px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 72px;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.stat__num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--orange), var(--amber));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat__label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.stat__divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: float 2.5s ease-in-out infinite;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--orange), transparent);
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ══════════════════════════════════════════════════════════
   MARQUEE
══════════════════════════════════════════════════════════ */
.marquee-section {
  overflow: hidden;
  border-block: 1px solid var(--border);
  background: var(--bg-surface);
  padding-block: 20px;
}

.marquee-track { overflow: hidden; }

.marquee-content {
  display: flex;
  align-items: center;
  gap: 40px;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.marquee-dot {
  color: var(--orange);
  font-size: 0.6rem;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ══════════════════════════════════════════════════════════
   SERVICES
══════════════════════════════════════════════════════════ */
.services { background: var(--bg-base); }

.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.service-card {
  background: var(--bg-card);
  padding: 44px 40px;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--orange-dim) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover { background: var(--bg-card-hover); }
.service-card:hover::before { opacity: 1; }

.service-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--orange-dim);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  margin-bottom: 28px;
  transition: var(--transition);
}

.service-card:hover .service-card__icon {
  box-shadow: var(--shadow-glow-orange);
  background: rgba(240, 90, 26, 0.2);
}

.service-card__num {
  position: absolute;
  top: 32px;
  right: 32px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.service-card__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.service-card__desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-card__tags li {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 5px 12px;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

/* ══════════════════════════════════════════════════════════
   ABOUT
══════════════════════════════════════════════════════════ */
.about { background: var(--bg-surface); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__visual {
  position: relative;
  height: 480px;
}

.about__card-stack {
  position: relative;
  width: 380px;
  height: 380px;
  margin: 40px auto 0;
}

.about__card {
  position: absolute;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
}

.about__card--back {
  inset: 0;
  background: linear-gradient(135deg, var(--amber-dim), transparent);
  transform: rotate(8deg) translateY(20px);
}

.about__card--mid {
  inset: 8px;
  background: linear-gradient(135deg, var(--orange-dim), transparent);
  transform: rotate(4deg) translateY(10px);
}

.about__card--front {
  inset: 16px;
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.about__card--front::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--orange-dim) 0%, var(--amber-dim) 100%);
}

.about__card-content {
  position: relative;
  text-align: center;
  padding: 32px;
}

.about__card-icon {
  margin-bottom: 20px;
  display: block;
}

.about__card-icon img {
  width: 80px;
  height: auto;
  margin-inline: auto;
  filter: drop-shadow(0 0 16px rgba(240, 90, 26, 0.5));
}

.about__card-quote {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.about__card-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--orange);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.about__pill {
  position: absolute;
  padding: 10px 18px;
  border-radius: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow-card);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
}

.about__pill--1 { bottom: 40px; left: 0; }
.about__pill--2 { top: 20px; right: 0; }

.about__body {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 20px;
}

.about__values { margin-top: 36px; display: flex; flex-direction: column; gap: 20px; }

.value-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.value-icon {
  font-size: 1.2rem;
  color: var(--orange);
  margin-top: 2px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 8px var(--orange));
}

.value-item h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.value-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════════════════
   WORK / PORTFOLIO
══════════════════════════════════════════════════════════ */
.work { background: var(--bg-base); }

.work__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-orange), var(--shadow-card);
}

.project-card__visual {
  height: 220px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-card__visual--1 {
  background: linear-gradient(135deg, #1a0c00 0%, #2a1400 100%);
  border-bottom: 1px solid var(--border);
}
.project-card__visual--2 {
  background: linear-gradient(135deg, #150800 0%, #241200 100%);
  border-bottom: 1px solid var(--border);
}
.project-card__visual--3 {
  background: linear-gradient(135deg, #1a0800 0%, #2a1000 100%);
  border-bottom: 1px solid var(--border);
}
.project-card__visual--4 {
  background: linear-gradient(135deg, #120500 0%, #200c00 100%);
  border-bottom: 1px solid var(--border);
}

/* Browser mockup */
.project-card__mockup {
  width: 260px;
  background: #111111;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.7);
  transform: perspective(600px) rotateX(3deg);
}

.mockup-bar {
  display: flex;
  gap: 5px;
  align-items: center;
  padding: 10px 12px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.mockup-bar span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.mockup-bar span:nth-child(1) { background: #ff5f57; }
.mockup-bar span:nth-child(2) { background: #febc2e; }
.mockup-bar span:nth-child(3) { background: #28c840; }

.mockup-content { padding: 14px; }

.mockup-line {
  height: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,0.07);
  margin-bottom: 8px;
}
.mockup-line--wide { width: 85%; }
.mockup-line--med { width: 60%; }
.mockup-line--short { width: 40%; }

.mockup-blocks { display: flex; gap: 8px; margin-top: 12px; }
.mockup-block {
  flex: 1;
  height: 52px;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
}

.mockup-grid-visual {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 8px;
}
.mockup-grid-visual div {
  height: 32px;
  border-radius: 4px;
  background: rgba(255,255,255,0.06);
}

/* Mobile mockup */
.project-card__mockup--mobile {
  width: 120px;
  border-radius: 16px;
  transform: perspective(600px) rotateY(-5deg);
}

.mockup-notch {
  width: 40px;
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  margin: 10px auto 8px;
}

.mockup-mobile-content { padding: 10px 12px 14px; }

.mockup-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange), var(--amber));
  margin-bottom: 10px;
}

.mockup-card-row { display: flex; gap: 6px; margin-top: 10px; }
.mockup-mini-card {
  flex: 1;
  height: 40px;
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
}

/* Chat mockup */
.mockup-chat { display: flex; flex-direction: column; gap: 8px; }
.mockup-bubble {
  height: 12px;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
}
.mockup-bubble--left { width: 70%; align-self: flex-start; }
.mockup-bubble--right { width: 55%; align-self: flex-end; background: rgba(240, 90, 26, 0.25); }
.mockup-bubble--short { width: 40%; }

.mockup-content--dark { background: #0a0a0a; }

.project-card__info { padding: 28px 28px 32px; flex: 1; display: flex; flex-direction: column; }

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.project-card__tags span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--orange-dim);
  color: var(--orange);
  border: 1px solid var(--border-accent);
  letter-spacing: 0.05em;
}

.project-card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.project-card__desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 20px;
}

.project-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--orange);
  transition: var(--transition);
}

.project-card__link:hover { gap: 14px; }

/* ══════════════════════════════════════════════════════════
   TECH STACK
══════════════════════════════════════════════════════════ */
.tech { background: var(--bg-surface); }

.tech__categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.tech-category {
  background: var(--bg-card);
  padding: 36px 28px;
}

.tech-category__title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.tech-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: default;
}

.tech-item:hover {
  border-color: var(--border-accent);
  background: var(--orange-dim);
}

.tech-item span:last-child {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.tech-item:hover span:last-child { color: var(--text-primary); }

.tech-item__icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.tech-item__icon svg { width: 18px; height: 18px; }

.tech-icon--react  { background: rgba(97, 218, 251, 0.1);   color: #61dafb; }
.tech-icon--next   { background: rgba(255, 255, 255, 0.06); color: #fff; }
.tech-icon--ts     { background: rgba(49, 120, 198, 0.15);  color: #3178c6; }
.tech-icon--tailwind { background: rgba(56, 189, 248, 0.1); color: #38bdf8; }
.tech-icon--node   { background: rgba(104, 160, 99, 0.12);  color: #68a063; }
.tech-icon--python { background: rgba(55, 118, 171, 0.1);   color: #3776ab; }
.tech-icon--pg     { background: rgba(51, 103, 145, 0.12);  color: #336791; }
.tech-icon--redis  { background: rgba(215, 58, 58, 0.1);    color: #d73a3a; letter-spacing: -1px; }
.tech-icon--openai { background: rgba(16, 163, 127, 0.1);   color: #10a37f; }
.tech-icon--aws    { background: rgba(255, 153, 0, 0.1);    color: #ff9900; }
.tech-icon--docker { background: rgba(33, 150, 243, 0.1);   color: #2196f3; }
.tech-icon--vercel { background: rgba(255, 255, 255, 0.06); color: #fff; }
.tech-icon--rn     { background: rgba(97, 218, 251, 0.1);   color: #61dafb; }
.tech-icon--expo   { background: rgba(255, 255, 255, 0.06); color: var(--text-secondary); font-size: 0.55rem; }
.tech-icon--swift  { background: rgba(250, 95, 50, 0.1);    color: #fa5f32; }
.tech-icon--firebase { background: rgba(255, 196, 0, 0.1);  color: #ffc400; }

/* ══════════════════════════════════════════════════════════
   TESTIMONIALS
══════════════════════════════════════════════════════════ */
.testimonials { background: var(--bg-base); }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -10px;
  right: 20px;
  font-family: var(--font-display);
  font-size: 8rem;
  font-weight: 800;
  color: rgba(255,255,255,0.04);
  line-height: 1;
  pointer-events: none;
}

.testimonial-card--featured {
  border-color: var(--border-accent);
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(240, 90, 26, 0.05) 100%);
}

.testimonial-card--featured::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), var(--amber));
}

.testimonial-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow-orange);
}

.testimonial-card__stars {
  color: var(--orange);
  font-size: 0.9rem;
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.testimonial-card__quote {
  font-size: 0.975rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 28px;
  position: relative;
  font-style: normal;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange), var(--amber));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: #080808;
  flex-shrink: 0;
}

.testimonial-card__avatar::before { content: attr(data-initials); }

.testimonial-card__name {
  font-weight: 600;
  font-size: 0.95rem;
}

.testimonial-card__role {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ══════════════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════════════ */
.contact {
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  bottom: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 140, 66, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
  position: relative;
}

.contact__body {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 40px;
}

.contact__details { display: flex; flex-direction: column; gap: 16px; margin-bottom: 36px; }

.contact__detail-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.contact__detail-item:hover { color: var(--orange); }

.contact__detail-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--orange-dim);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  flex-shrink: 0;
}

.contact__socials { display: flex; gap: 12px; }

.social-link {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
}

.social-link:hover {
  border-color: var(--border-accent);
  color: var(--orange);
  background: var(--orange-dim);
  box-shadow: var(--shadow-glow-orange);
}

/* ── Contact Form ──────────────────────────────────────── */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 44px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group { display: flex; flex-direction: column; gap: 8px; }

.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.03em;
}

.form-input {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

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

.form-input:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px var(--orange-dim);
}

.form-input.error { border-color: var(--red-err); box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12); }

.form-textarea { resize: vertical; min-height: 120px; }

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23505050' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
  cursor: pointer;
}

.form-select option { background: var(--bg-card); }

.form-error {
  font-size: 0.78rem;
  color: var(--red-err);
  font-family: var(--font-mono);
  min-height: 1em;
}

.form-success {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--orange-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  color: var(--orange);
  font-size: 0.9rem;
  font-weight: 500;
}

/* ══════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════ */
.footer {
  background: var(--bg-base);
  border-top: 1px solid var(--border);
  padding-top: 80px;
  padding-bottom: 40px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.8fr repeat(3, 1fr);
  gap: 60px;
  margin-bottom: 64px;
}

.footer__logo {
  margin-bottom: 16px;
  display: inline-flex;
}

.footer__logo img {
  height: 40px;
  width: auto;
  filter: brightness(1.05);
}

.footer__tagline {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 14px;
  letter-spacing: 0.05em;
}

.footer__desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 32ch;
}

.footer__links-group h5 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.footer__links-group ul { display: flex; flex-direction: column; gap: 12px; }

.footer__links-group a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.footer__links-group a:hover { color: var(--orange); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — TABLET (≤900px)
══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .section { padding-block: 80px; }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100dvh;
    width: min(320px, 90vw);
    background: var(--bg-surface);
    border-left: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 100px 32px 40px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    align-items: flex-start;
    backdrop-filter: blur(20px);
  }

  .nav__links.open { right: 0; }

  .nav__link {
    font-size: 1.1rem;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    width: 100%;
    color: var(--text-primary);
  }

  .nav__link--cta {
    margin-top: 16px;
    border: 1px solid var(--border-accent);
    text-align: center;
    display: block;
  }

  .nav__hamburger { display: flex; z-index: 1000; }

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

  .about__grid { grid-template-columns: 1fr; gap: 40px; }
  .about__visual { height: 360px; }

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

  .tech__categories { grid-template-columns: repeat(2, 1fr); }

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

  .contact__grid { grid-template-columns: 1fr; gap: 48px; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE (≤600px)
══════════════════════════════════════════════════════════ */
@media (max-width: 600px) {
  .section { padding-block: 64px; }
  .container { padding-inline: 18px; }

  .hero__headline { font-size: clamp(2.4rem, 10vw, 3.5rem); }
  .hero__stats { gap: 20px; }
  .stat__divider { height: 30px; }

  .hero__actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }

  .section-title { font-size: clamp(1.8rem, 7vw, 2.4rem); }

  .service-card { padding: 32px 24px; }

  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }

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

  .footer__grid { grid-template-columns: 1fr; gap: 32px; }

  .about__card-stack { width: 280px; height: 280px; }

  .project-card__mockup { width: 200px; }
}