:root {
  --flutter-blue: #02569b;
  --flutter-sky: #54c5f8;
  --flutter-teal: #13b9fd;
  --flutter-dark: #0d1117;
  --flutter-surface: #161b22;
  --flutter-card: #1c2128;
  --flutter-border: #30363d;
  --flutter-text: #e6edf3;
  --flutter-muted: #8b949e;
  --flutter-accent: #58a6ff;
  --gradient-flutter: linear-gradient(135deg, #02569b 0%, #13b9fd 50%, #54c5f8 100%);
  --gradient-glow: radial-gradient(ellipse at 30% 20%, rgba(19, 185, 253, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(2, 86, 155, 0.2) 0%, transparent 50%);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --shadow-1: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-2: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-3: 0 8px 32px rgba(0, 0, 0, 0.45);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--flutter-dark);
  color: var(--flutter-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(19, 185, 253, 0.35);
  color: #fff;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

/* ── Splash (Hot Reload inspired) ── */
.splash {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--flutter-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  transition: opacity 0.5s var(--ease-out), visibility 0.5s;
}

.splash.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash-logo {
  width: 64px;
  height: 64px;
  animation: splashPulse 1.2s var(--ease-out) infinite;
}

.splash-text {
  font-size: 0.85rem;
  color: var(--flutter-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.splash-bar {
  width: 120px;
  height: 3px;
  background: var(--flutter-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.splash-bar-fill {
  height: 100%;
  background: var(--gradient-flutter);
  border-radius: var(--radius-full);
  animation: splashLoad 0.8s var(--ease-out) forwards;
}

@keyframes splashPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.08); opacity: 0.85; }
}

@keyframes splashLoad {
  from { width: 0; }
  to { width: 100%; }
}

/* ── Background ── */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--gradient-glow);
  pointer-events: none;
}

.bg-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(48, 54, 61, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(48, 54, 61, 0.3) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

/* ── App Bar ── */
.app-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.75rem 1.5rem;
  background: rgba(13, 17, 23, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--flutter-border);
  transition: box-shadow 0.3s;
}

.app-bar.scrolled {
  box-shadow: var(--shadow-2);
}

.app-bar-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1rem;
}

.logo-icon {
  width: 28px;
  height: 28px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--flutter-muted);
  transition: color 0.2s, background 0.2s;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--flutter-text);
  background: rgba(19, 185, 253, 0.1);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--flutter-text);
  cursor: pointer;
  padding: 0.5rem;
}

/* ── Layout ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 5rem 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--flutter-teal);
  margin-bottom: 0.75rem;
}

.section-label::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--gradient-flutter);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--flutter-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin-bottom: 2.5rem;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
  position: relative;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(19, 185, 253, 0.1);
  border: 1px solid rgba(19, 185, 253, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--flutter-sky);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.6s var(--ease-out) both;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: #3fb950;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
  animation: fadeUp 0.6s 0.1s var(--ease-out) both;
}

.hero-title .gradient {
  background: var(--gradient-flutter);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--flutter-muted);
  margin-bottom: 2rem;
  animation: fadeUp 0.6s 0.2s var(--ease-out) both;
}

.hero-persian {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--flutter-sky);
  margin-bottom: 0.75rem;
  font-weight: 600;
  animation: fadeUp 0.6s 0.15s var(--ease-out) both;
}

.hero-subtitle strong {
  color: var(--flutter-text);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  animation: fadeUp 0.6s 0.3s var(--ease-out) both;
}

.hero-visual {
  display: flex;
  justify-content: center;
  animation: fadeUp 0.8s 0.2s var(--ease-out) both;
}

.phone-mockup {
  position: relative;
  width: 280px;
  height: 560px;
  background: var(--flutter-card);
  border-radius: 36px;
  border: 3px solid var(--flutter-border);
  box-shadow: var(--shadow-3), 0 0 60px rgba(19, 185, 253, 0.15);
  overflow: hidden;
}

.phone-notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 24px;
  background: var(--flutter-dark);
  border-radius: var(--radius-full);
  z-index: 2;
}

.phone-screen {
  position: absolute;
  inset: 0;
  padding: 48px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.widget-card {
  background: var(--flutter-surface);
  border-radius: var(--radius-md);
  padding: 16px;
  border: 1px solid var(--flutter-border);
  animation: widgetFloat 4s ease-in-out infinite;
}

.widget-card:nth-child(2) { animation-delay: -1.3s; }
.widget-card:nth-child(3) { animation-delay: -2.6s; }

.widget-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.widget-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid transparent;
  background: var(--gradient-flutter) border-box;
  background-clip: padding-box, border-box;
}

.widget-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.widget-role {
  font-size: 0.75rem;
  color: var(--flutter-teal);
}

.widget-line {
  height: 8px;
  background: var(--flutter-border);
  border-radius: var(--radius-full);
  margin-bottom: 6px;
}

.widget-line.short { width: 60%; }
.widget-line.medium { width: 80%; }

.widget-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.widget-chip {
  padding: 4px 10px;
  background: rgba(19, 185, 253, 0.12);
  border-radius: var(--radius-full);
  font-size: 0.65rem;
  color: var(--flutter-sky);
}

.phone-ring {
  position: absolute;
  inset: -20px;
  border: 2px solid rgba(19, 185, 253, 0.15);
  border-radius: 48px;
  animation: ringPulse 3s ease-in-out infinite;
}

@keyframes widgetFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes ringPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.03); opacity: 1; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.2s var(--ease-spring), box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--gradient-flutter);
  color: #fff;
  box-shadow: 0 4px 16px rgba(19, 185, 253, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(19, 185, 253, 0.5);
}

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

.btn-outline:hover {
  border-color: var(--flutter-teal);
  background: rgba(19, 185, 253, 0.08);
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* Ripple */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: scale(0);
  animation: ripple 0.6s linear;
  pointer-events: none;
}

@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}

/* ── Cards ── */
.card {
  background: var(--flutter-card);
  border: 1px solid var(--flutter-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: transform 0.3s var(--ease-out), border-color 0.3s, box-shadow 0.3s;
}

.card:hover {
  border-color: rgba(19, 185, 253, 0.3);
  box-shadow: var(--shadow-2);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1.5rem;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-flutter);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--flutter-muted);
  font-size: 0.9rem;
}

/* ── About ── */
.about-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  align-items: start;
}

.about-avatar {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  border: 2px solid var(--flutter-border);
  box-shadow: var(--shadow-2);
}

.about-text p {
  color: var(--flutter-muted);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

/* ── Services ── */
.service-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-item {
  background: var(--flutter-card);
  border: 1px solid var(--flutter-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.service-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s;
}

.service-header:hover {
  background: rgba(19, 185, 253, 0.05);
}

.service-header h3 {
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.service-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(19, 185, 253, 0.12);
  border-radius: var(--radius-sm);
  color: var(--flutter-teal);
}

.service-chevron {
  width: 20px;
  height: 20px;
  color: var(--flutter-muted);
  transition: transform 0.3s var(--ease-out);
}

.service-item.open .service-chevron {
  transform: rotate(180deg);
}

.service-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease-out);
}

.service-item.open .service-body {
  max-height: 200px;
}

.service-body p {
  padding: 0 1.5rem 1.25rem 4.25rem;
  color: var(--flutter-muted);
  font-size: 0.95rem;
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--flutter-teal), var(--flutter-blue));
  border-radius: var(--radius-full);
}

.timeline-item {
  position: relative;
  padding-bottom: 2rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--flutter-teal);
  border: 3px solid var(--flutter-dark);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(19, 185, 253, 0.5);
}

.timeline-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 0.35rem;
}

.timeline-company {
  font-weight: 600;
  color: var(--flutter-teal);
  font-size: 0.85rem;
}

.timeline-date {
  font-size: 0.85rem;
  color: var(--flutter-muted);
}

.timeline-role {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.timeline-desc {
  color: var(--flutter-muted);
  font-size: 0.95rem;
}

/* ── Skills ── */
.skills-grid {
  display: grid;
  gap: 1.25rem;
}

.skill-item {
  display: grid;
  grid-template-columns: 140px 1fr 48px;
  align-items: center;
  gap: 1rem;
}

.skill-name {
  font-weight: 500;
  font-size: 0.9rem;
}

.skill-bar {
  height: 8px;
  background: var(--flutter-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: var(--gradient-flutter);
  border-radius: var(--radius-full);
  width: 0;
  transition: width 1.2s var(--ease-out);
}

.skill-pct {
  font-size: 0.85rem;
  color: var(--flutter-muted);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2rem;
}

.chip {
  padding: 0.4rem 1rem;
  background: rgba(19, 185, 253, 0.1);
  border: 1px solid rgba(19, 185, 253, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--flutter-sky);
  transition: transform 0.2s var(--ease-spring), background 0.2s;
}

.chip:hover {
  transform: translateY(-2px);
  background: rgba(19, 185, 253, 0.2);
}

/* ── Projects ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--flutter-card);
  border: 1px solid var(--flutter-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-3);
}

.project-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--flutter-surface);
  position: relative;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  background: rgba(13, 17, 23, 0.8);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  color: var(--flutter-sky);
}

.project-info {
  padding: 1.25rem;
}

.project-info h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.project-info p {
  color: var(--flutter-muted);
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--flutter-teal);
  font-weight: 500;
  transition: gap 0.2s;
}

.project-link:hover {
  gap: 0.6rem;
}

.project-link svg {
  width: 16px;
  height: 16px;
}

/* ── Contact ── */
.contact-section {
  text-align: center;
}

.contact-card {
  max-width: 600px;
  margin: 0 auto;
  padding: 3rem 2rem;
  background: var(--flutter-card);
  border: 1px solid var(--flutter-border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-flutter);
}

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

.social-btn {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--flutter-surface);
  border: 1px solid var(--flutter-border);
  color: var(--flutter-muted);
  transition: all 0.25s var(--ease-spring);
}

.social-btn:hover {
  color: var(--flutter-teal);
  border-color: var(--flutter-teal);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(19, 185, 253, 0.2);
}

.social-btn svg {
  width: 22px;
  height: 22px;
}

/* ── FAB ── */
.fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--gradient-flutter);
  border: none;
  color: #fff;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(19, 185, 253, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s var(--ease-spring), box-shadow 0.2s;
}

.fab:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 32px rgba(19, 185, 253, 0.6);
}

.fab svg {
  width: 24px;
  height: 24px;
}

footer a {
  color: var(--flutter-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

footer a:hover {
  color: var(--flutter-sky);
}

/* ── FAQ ── */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 800px;
}

.faq-item {
  background: var(--flutter-card);
  border: 1px solid var(--flutter-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.2s;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.25rem;
  color: var(--flutter-teal);
  transition: transform 0.3s;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item summary:hover {
  background: rgba(19, 185, 253, 0.05);
}

.faq-answer {
  padding: 0 1.5rem 1.25rem;
}

.faq-answer p {
  color: var(--flutter-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-answer a {
  color: var(--flutter-teal);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.faq-answer a:hover {
  color: var(--flutter-sky);
}

/* ── Footer ── */
footer {
  padding: 2rem 0;
  text-align: center;
  color: var(--flutter-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--flutter-border);
}

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

/* ── Snackbar ── */
.snackbar {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--flutter-card);
  border: 1px solid var(--flutter-border);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  box-shadow: var(--shadow-3);
  z-index: 200;
  opacity: 0;
  transition: transform 0.4s var(--ease-spring), opacity 0.4s;
  pointer-events: none;
}

.snackbar.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(13, 17, 23, 0.95);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--flutter-border);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.3s, opacity 0.3s;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-toggle {
    display: block;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .phone-mockup {
    width: 240px;
    height: 480px;
  }

  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-avatar {
    margin: 0 auto;
  }

  .skill-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .skill-pct {
    text-align: left;
  }

  section {
    padding: 3.5rem 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}