/* ═══════════════════════════════════════════════════════════════════════════
   NOID — BRUTALIST PREMIUM
   Raw. Bold. Unapologetic.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────────────────────────────────────────
   CSS VARIABLES
   ───────────────────────────────────────────────────────────────────────────── */
:root {
  --black: #0a0a0a;
  --white: #f5f5f0;
  --accent: #ff3d00;
  --accent-dim: #cc3100;
  --gray-100: #e8e8e8;
  --gray-200: #d0d0d0;
  --gray-300: #a8a8a8;
  --gray-400: #808080;
  --gray-500: #606060;
  --gray-600: #404040;
  --gray-700: #282828;
  --gray-800: #181818;
  --gray-900: #0f0f0f;
  
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', 'Fira Code', monospace;
  --font-display: 'Space Grotesk', 'Bebas Neue', 'Impact', sans-serif;
  --font-body: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  
  --transition-fast: 120ms ease;
  --transition-med: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
  
  --brutal-shadow: 4px 4px 0px var(--black);
  --brutal-shadow-accent: 4px 4px 0px var(--accent);
  --brutal-shadow-white: 4px 4px 0px var(--white);
  
  --nav-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

/* Custom Brutalist Scrollbar */
::-webkit-scrollbar {
  width: 14px;
  height: 14px;
}

::-webkit-scrollbar-track {
  background: var(--gray-800);
  border-left: 2px solid var(--black);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--gray-600) 0%, var(--gray-700) 100%);
  border: 2px solid var(--black);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
  border-color: var(--white);
}

::-webkit-scrollbar-corner {
  background: var(--black);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--gray-600) var(--gray-800);
}

body {
  font-family: var(--font-body);
  background-color: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--accent);
  color: var(--white);
}

/* ─────────────────────────────────────────────────────────────────────────────
   BRUTALIST NAVBAR
   ───────────────────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--black);
  border-bottom: 3px solid var(--white);
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  z-index: 1000;
  padding: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  padding: 0 24px;
  background: var(--white);
  color: var(--black);
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  text-decoration: none;
  transition: var(--transition-fast);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 100%, 0 100%);
}

.nav-logo:hover {
  background: var(--accent);
  color: var(--white);
}

.nav-logo span {
  display: inline-block;
  transform: skewX(-5deg);
}

.nav-links {
  display: flex;
  align-items: stretch;
  gap: 0;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0 20px;
  color: var(--white);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: var(--transition-fast);
  border-right: 1px solid var(--gray-700);
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 0;
  background: var(--accent);
  transition: var(--transition-fast);
  z-index: -1;
}

.nav-link:hover {
  color: var(--black);
  background: var(--white);
}

.nav-link:hover::before {
  height: 0;
}

.nav-link.active {
  background: var(--accent);
  color: var(--white);
}

.nav-auth {
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
}

.btn-connect {
  background: transparent;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 12px 24px;
  border: 2px solid var(--white);
  cursor: pointer;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-connect::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: var(--accent);
  transition: var(--transition-med);
  transform: translate(-50%, -50%);
  z-index: -1;
}

.btn-connect:hover {
  color: var(--white);
}

.btn-connect:hover::before {
  width: 120%;
  height: 150%;
}

.btn-connect:active {
  transform: scale(0.95);
}

/* User Dropdown */
.user-menu {
  position: relative;
}

.user-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--gray-800);
  border: 2px solid var(--gray-600);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 10px 16px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.user-toggle:hover {
  border-color: var(--accent);
  background: var(--gray-700);
}

.user-avatar {
  width: 28px;
  height: 28px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  overflow: hidden;
  border-radius: 50%;
  flex-shrink: 0;
}
.user-avatar img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}

.user-name {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.dropdown-arrow {
  margin-left: 4px;
  transition: var(--transition-fast);
}

.user-menu.open .dropdown-arrow {
  transform: rotate(180deg);
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--gray-800);
  border: 2px solid var(--white);
  min-width: 200px;
  display: none;
  z-index: 100;
}

.user-menu.open .user-dropdown {
  display: block;
}

.dropdown-item {
  display: block;
  padding: 14px 16px;
  color: var(--white);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--gray-600);
  transition: var(--transition-fast);
  cursor: pointer;
  background: none;
  border-width: 0 0 1px 0;
  width: 100%;
  text-align: left;
}

.dropdown-item:hover {
  background: var(--accent);
  color: var(--white);
}

.dropdown-item:last-child {
  border-bottom: none;
}

/* ─────────────────────────────────────────────────────────────────────────────
   AUTH MODAL
   ───────────────────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  backdrop-filter: blur(4px);
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--gray-900);
  border: 3px solid var(--white);
  padding: 0;
  width: 100%;
  max-width: 440px;
  position: relative;
  box-shadow: 10px 10px 0 var(--black);
  animation: modal-enter 0.3s ease;
}

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

.modal-header {
  background: var(--white);
  color: var(--black);
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.modal-close {
  background: none;
  border: 2px solid var(--black);
  color: var(--black);
  width: 36px;
  height: 36px;
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.modal-body {
  padding: 32px 24px;
}

.tab-switcher {
  display: flex;
  border: 2px solid var(--gray-600);
  margin-bottom: 28px;
}

.tab-btn {
  flex: 1;
  padding: 14px;
  background: transparent;
  border: none;
  color: var(--gray-400);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: var(--transition-fast);
}

.tab-btn.active {
  background: var(--white);
  color: var(--black);
}

.tab-btn:hover:not(.active) {
  color: var(--white);
  background: var(--gray-700);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  color: var(--gray-300);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  background: var(--gray-800);
  border: 2px solid var(--gray-600);
  color: var(--white);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--gray-700);
}

.form-input::placeholder {
  color: var(--gray-500);
}

.btn-submit {
  width: 100%;
  background: var(--accent);
  border: none;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 16px 24px;
  cursor: pointer;
  transition: var(--transition-fast);
  margin-top: 8px;
}

.btn-submit:hover {
  background: var(--accent-dim);
}

.btn-submit:active {
  transform: scale(0.98);
}

.form-footer {
  text-align: center;
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray-400);
}

.form-footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.form-footer a:hover {
  text-decoration: underline;
}

/* ─────────────────────────────────────────────────────────────────────────────
   HERO SECTION
   ───────────────────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-height) + 60px) 40px 60px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.hero-overline {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.4em;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-overline::before {
  content: '';
  width: 40px;
  height: 2px;
  background: var(--accent);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 10rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
  text-transform: uppercase;
}

.hero-title .line {
  display: block;
}

.hero-title .accent {
  color: var(--accent);
}

.hero-title .outline {
  -webkit-text-stroke: 2px var(--white);
  color: transparent;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--gray-300);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 48px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 18px 32px;
  text-decoration: none;
  border: 2px solid var(--accent);
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--white);
  transition: var(--transition-med);
  z-index: 0;
}

.btn-primary:hover {
  color: var(--black);
  border-color: var(--white);
}

.btn-primary:hover::before {
  left: 0;
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: transparent;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 18px 32px;
  text-decoration: none;
  border: 2px solid var(--gray-600);
  transition: var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

/* Hero decorations */
.hero-decoration {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.02);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.hero-decoration.top-right {
  top: var(--nav-height);
  right: 40px;
}

.hero-decoration.bottom-left {
  bottom: 40px;
  left: 40px;
}

/* ─────────────────────────────────────────────────────────────────────────────
   SECTION STYLES
   ───────────────────────────────────────────────────────────────────────────── */
.section {
  padding: 120px 40px;
  position: relative;
}

.section-header {
  max-width: 1400px;
  margin: 0 auto 80px;
}

.section-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.section-title .line {
  display: block;
}

/* ─────────────────────────────────────────────────────────────────────────────
   PRODUCTS GRID
   ───────────────────────────────────────────────────────────────────────────── */
.products {
  background: var(--gray-900);
}

.products-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--brutal-shadow);
}

.product-card {
  background: var(--black);
  border: 3px solid var(--white);
  padding: 40px;
  position: relative;
  transition: var(--transition-fast);
}

.product-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 8px 8px 0 var(--accent);
}

.product-icon {
  width: 60px;
  height: 60px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin-bottom: 32px;
}

.product-name {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.product-tagline {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 24px;
}

.product-desc {
  color: var(--gray-400);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 32px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  text-decoration: none;
  transition: var(--transition-fast);
}

.product-link:hover {
  color: var(--accent);
}

.product-link::after {
  content: '→';
  transition: var(--transition-fast);
}

.product-link:hover::after {
  transform: translateX(4px);
}

/* ─────────────────────────────────────────────────────────────────────────────
   ABOUT PAGE
   ───────────────────────────────────────────────────────────────────────────── */
.about-hero {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-height) + 60px) 40px 60px;
}

.about-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-content {
  padding-right: 40px;
}

.about-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: 20px;
}

.about-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}

.about-text {
  color: var(--gray-300);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.about-visual {
  position: relative;
  height: 400px;
  border: 3px solid var(--white);
  background: var(--gray-800);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-visual-text {
  font-family: var(--font-display);
  font-size: 8rem;
  font-weight: 900;
  color: var(--accent);
  opacity: 0.3;
}

.stats-section {
  background: var(--gray-900);
  padding: 100px 40px;
}

.stats-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
}

.stat-item {
  text-align: center;
  padding: 40px 20px;
  border: 2px solid var(--gray-700);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

/* ─────────────────────────────────────────────────────────────────────────────
   PROJECTS PAGE
   ───────────────────────────────────────────────────────────────────────────── */
.projects-hero {
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-height) + 60px) 40px 60px;
}

.projects-intro {
  max-width: 1400px;
  margin: 0 auto;
}

.projects-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  padding: 0 40px 120px;
}

.project-card {
  background: var(--black);
  border: 3px solid var(--white);
  overflow: hidden;
  transition: var(--transition-med);
}

.project-card:hover {
  border-color: var(--accent);
}

.project-card.featured {
  grid-column: span 2;
}

.project-visual {
  height: 280px;
  background: var(--gray-800);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 3px solid var(--white);
  position: relative;
  overflow: hidden;
}

.project-card.featured .project-visual {
  height: 400px;
}

.project-visual-text {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  color: var(--white);
  opacity: 0.15;
}

.project-card.featured .project-visual-text {
  font-size: 8rem;
}

.project-card:hover .project-visual-text {
  color: var(--accent);
  opacity: 0.25;
}

.project-info {
  padding: 32px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 6px 12px;
  border: 1px solid var(--accent);
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.project-card.featured .project-title {
  font-size: 2.4rem;
}

.project-desc {
  color: var(--gray-400);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.project-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ─────────────────────────────────────────────────────────────────────────────
   FOOTER
   ───────────────────────────────────────────────────────────────────────────── */
.footer {
  background: var(--gray-900);
  border-top: 3px solid var(--white);
  padding: 80px 40px 40px;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.footer-tagline {
  color: var(--gray-400);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 300px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 24px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--gray-400);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-bottom {
  max-width: 1400px;
  margin: 60px auto 0;
  padding-top: 40px;
  border-top: 1px solid var(--gray-700);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copyright {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ─────────────────────────────────────────────────────────────────────────────
   MOBILE HAMBURGER & MOBILE MENU
   ───────────────────────────────────────────────────────────────────────────── */
.mobile-hamburger {
  display: none;
  background: none;
  border: 2px solid var(--gray-600);
  color: var(--white);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 6px 10px;
  transition: var(--transition-fast);
}

.mobile-hamburger:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--gray-900);
  border-bottom: 3px solid var(--white);
  z-index: 999;
  flex-direction: column;
  animation: mobileMenuSlide 0.25s ease;
}

@keyframes mobileMenuSlide {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu-link {
  padding: 18px 24px;
  color: var(--white);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-bottom: 1px solid var(--gray-700);
  transition: var(--transition-fast);
}

.mobile-menu-link:hover {
  background: var(--gray-800);
  color: var(--accent);
}

.mobile-menu-link.active {
  background: var(--accent);
  color: var(--white);
}

.mobile-menu-link:last-child {
  border-bottom: none;
}

/* ─────────────────────────────────────────────────────────────────────────────
   LANGUAGE SELECTOR
   ───────────────────────────────────────────────────────────────────────────── */
.lang-selector {
  display: flex;
  gap: 4px;
  align-items: center;
  margin-right: 12px;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: transparent;
  color: var(--white);
  border: 2px solid var(--gray-600);
  padding: 6px 10px;
  cursor: pointer;
  transition: var(--transition-fast);
  line-height: 1;
}

.lang-btn:hover {
  border-color: var(--accent);
}

.lang-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.mobile-lang-selector {
  padding: 14px 24px;
  margin-right: 0;
  border-bottom: none;
  justify-content: center;
  gap: 8px;
}

/* ─────────────────────────────────────────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-brand-col {
    grid-column: span 2;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .about-content {
    padding-right: 0;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .project-card.featured {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .navbar {
    padding: 0;
  }

  .nav-logo {
    padding: 0 16px;
    font-size: 1.8rem;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 100%, 0 100%);
  }

  .nav-links {
    display: none;
  }

  .mobile-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-auth .lang-selector {
    display: none;
  }

  .lang-btn {
    padding: 5px 8px;
    font-size: 0.65rem;
  }
  
  .hero {
    padding: calc(var(--nav-height) + 40px) 24px 40px;
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .section {
    padding: 80px 24px;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-brand-col {
    grid-column: span 1;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
  }
  
  .btn-primary, .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  
  .user-menu .user-name {
    display: none;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   ANIMATIONS
   ───────────────────────────────────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeIn 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }