/* ===== DESIGN SYSTEM ===== */
@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #0f1629;
  --bg-card: rgba(15, 22, 41, 0.6);
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-bg-hover: rgba(255, 255, 255, 0.08);
  --text-primary: #f0f4ff;
  --text-secondary: #8b95b5;
  --text-muted: #5a6486;
  --navbar-bg: linear-gradient(135deg, rgba(20, 28, 50, 0.55) 0%, rgba(40, 50, 90, 0.45) 50%, rgba(20, 28, 50, 0.55) 100%);
  --navbar-bg-scrolled: linear-gradient(135deg, rgba(20, 28, 50, 0.75) 0%, rgba(40, 50, 90, 0.65) 50%, rgba(20, 28, 50, 0.75) 100%);
  --navbar-border-scrolled: rgba(255, 255, 255, 0.12);
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-purple: #8b5cf6;
  --accent-amber: #f59e0b;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  --gradient-primary: linear-gradient(135deg, #3b82f6, #8b5cf6);
  --gradient-hero: linear-gradient(135deg, #0a0e1a 0%, #1a1040 50%, #0a0e1a 100%);
  --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-display: 'Inter', sans-serif;
  --font-mono: 'Fira Code', monospace;
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

[data-theme="light"] {
  --bg-primary: #f5f7fb;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.7);
  --glass-bg: rgba(15, 23, 42, 0.04);
  --glass-border: rgba(15, 23, 42, 0.1);
  --glass-bg-hover: rgba(15, 23, 42, 0.07);
  --text-primary: #0a0e1a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --navbar-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 246, 230, 0.55) 50%, rgba(255, 255, 255, 0.6) 100%);
  --navbar-bg-scrolled: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(255, 246, 230, 0.8) 50%, rgba(255, 255, 255, 0.85) 100%);
  --navbar-border-scrolled: rgba(15, 23, 42, 0.12);
  --gradient-hero: linear-gradient(135deg, #f5f7fb 0%, #e0e7ff 50%, #f5f7fb 100%);
  --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.2);
}

[data-theme="light"] .bg-grid {
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.06) 1px, transparent 1px);
}

[data-theme="light"] .orb {
  opacity: 0.15;
}

/* ===== CUSTOM CURSOR ===== */
@media (hover: hover) and (pointer: fine) {
  html, body {
    cursor: none;
  }

  a, button, .navbar-cta, .btn-primary, .btn-outline,
  .theme-toggle-floating, .project-link, .pricing-btn,
  .feature-card, .project-card, .timeline-content,
  input, textarea, select, [role="button"] {
    cursor: none;
  }

  /* Keep text-input caret usable */
  input[type="text"], input[type="email"], input[type="password"],
  input[type="search"], input[type="number"], textarea {
    cursor: text;
  }
}

.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  will-change: transform;
  opacity: 0;
  transition: opacity 200ms ease;
}

body.cursor-ready .cursor-dot,
body.cursor-ready .cursor-ring {
  opacity: 1;
}

.cursor-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.6);
}

.cursor-ring {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--accent-blue);
  background: rgba(59, 130, 246, 0.05);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  transition: opacity 200ms ease,
              width 200ms cubic-bezier(0.4, 0, 0.2, 1),
              height 200ms cubic-bezier(0.4, 0, 0.2, 1),
              background 200ms ease,
              border-color 200ms ease;
}

body.cursor-hover .cursor-ring {
  width: 64px;
  height: 64px;
  background: rgba(139, 92, 246, 0.12);
  border-color: var(--accent-purple);
}

body.cursor-hover .cursor-dot {
  background: var(--accent-purple);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.6);
}

body.cursor-down .cursor-ring {
  width: 28px;
  height: 28px;
}

.cursor-trail {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.7);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  will-change: transform, opacity;
  mix-blend-mode: screen;
}

[data-theme="light"] .cursor-trail {
  mix-blend-mode: multiply;
}

body.cursor-hover ~ .cursor-trail,
body.cursor-hover .cursor-trail {
  background: var(--accent-purple);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.7);
}

@media (hover: none), (pointer: coarse) {
  .cursor-dot,
  .cursor-ring,
  .cursor-trail {
    display: none;
  }
}

/* ===== FALLING DATA ICONS ===== */
.bg-icons {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.falling-icon {
  position: absolute;
  top: -60px;
  color: var(--accent-blue);
  opacity: 0;
  will-change: transform, opacity;
  filter: drop-shadow(0 0 6px rgba(59, 130, 246, 0.25));
}

.falling-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

[data-theme="light"] .falling-icon {
  filter: drop-shadow(0 0 4px rgba(59, 130, 246, 0.15));
}

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

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

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

/* ===== UTILITY ===== */
.container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 48px;
}

.section-padding {
  padding: 100px 0;
}

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

/* Ensure SplitText-generated child spans inherit the gradient
   (background-clip: text doesn't extend to wrapped children) */
.gradient-text * {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Hide pre-split text so chars don't flash before SplitText runs */
.split-ready {
  visibility: hidden;
}

/* ===== ANIMATED BACKGROUND ===== */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

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

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
  width: 500px;
  height: 500px;
  background: var(--accent-blue);
  top: -10%;
  left: -5%;
  animation-delay: 0s;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-purple);
  top: 40%;
  right: -10%;
  animation-delay: -7s;
}

.orb-3 {
  width: 350px;
  height: 350px;
  background: var(--accent-cyan);
  bottom: -5%;
  left: 30%;
  animation-delay: -14s;
}

@keyframes orbFloat {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  33% {
    transform: translate(30px, -30px) scale(1.05);
  }

  66% {
    transform: translate(-20px, 20px) scale(0.95);
  }
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 96px);
  max-width: 1600px;
  z-index: 100;
  background: var(--navbar-bg);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 0 12px;
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

[data-theme="light"] .navbar {
  box-shadow:
    0 10px 30px rgba(15, 23, 42, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.navbar.scrolled {
  background: var(--navbar-bg-scrolled);
  border-color: var(--navbar-border-scrolled);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 24px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.navbar-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.navbar-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

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

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

.navbar-links a:hover::after {
  width: 100%;
}

.navbar-cta {
  padding: 9px 22px;
  border-radius: 999px;
  background: var(--gradient-primary);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.navbar-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.theme-toggle-floating {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99;
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--navbar-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  cursor: pointer;
  box-shadow:
    0 10px 28px rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  overflow: hidden;
}

[data-theme="light"] .theme-toggle-floating {
  box-shadow:
    0 10px 28px rgba(15, 23, 42, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.theme-toggle-floating:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow:
    0 16px 36px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.theme-toggle-floating svg {
  width: 22px;
  height: 22px;
  position: absolute;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.theme-toggle-floating .icon-sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.6);
  color: var(--accent-amber);
}

.theme-toggle-floating .icon-moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-toggle-floating .icon-sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-toggle-floating .icon-moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.6);
}

@media (max-width: 768px) {
  .theme-toggle-floating {
    bottom: 16px;
    right: 16px;
    width: 46px;
    height: 46px;
  }
  .theme-toggle-floating svg {
    width: 20px;
    height: 20px;
  }
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: 96px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  font-size: 0.85rem;
  color: var(--accent-blue);
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-badge .pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(1.5);
  }
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  perspective: 800px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.7;
}

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

.btn-primary {
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.3);
}

.btn-outline {
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-outline:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(255, 255, 255, 0.2);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--glass-border);
}

.hero-stats .stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.hero-stats .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== HERO VISUALIZATION ===== */
.hero-visual {
  position: relative;
}

.viz-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.viz-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.5), transparent);
}

.viz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.viz-title {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.viz-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--accent-emerald);
  font-family: var(--font-mono);
}

.viz-live .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
  animation: pulse 2s infinite;
}

.chart-container {
  height: 220px;
  position: relative;
  margin-bottom: 20px;
}

canvas#heroChart {
  width: 100% !important;
  height: 100% !important;
}

.viz-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.metric-item {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.metric-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.metric-value {
  font-size: 1.25rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.metric-change {
  font-size: 0.75rem;
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.metric-change.up {
  color: var(--accent-emerald);
}

.metric-change.down {
  color: var(--accent-rose);
}

/* Mini floating cards */
.float-card {
  position: absolute;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  font-size: 0.8rem;
  z-index: 2;
  animation: floatY 6s ease-in-out infinite;
}

.float-card-1 {
  top: -20px;
  right: -20px;
  animation-delay: 0s;
}

.float-card-2 {
  bottom: 40px;
  left: -30px;
  animation-delay: -3s;
}

.float-card .fc-value {
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.float-card .fc-label {
  font-size: 0.7rem;
  color: var(--text-muted);
}

@keyframes floatY {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

/* ===== SECTION HEADERS ===== */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header .overline {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-blue);
  font-weight: 600;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  perspective: 600px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== SKILLS (TABBED + ANIMATED) ===== */
.skills-tabs {
  position: relative;
  display: flex;
  align-items: stretch;
  gap: 4px;
  padding: 6px;
  border-radius: 999px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  margin: 0 auto 48px;
  width: max-content;
  max-width: 100%;
}

.skills-tab {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 10px 22px;
  border-radius: 999px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font: inherit;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.skills-tab:hover {
  color: var(--text-primary);
}

.skills-tab.active {
  color: var(--text-primary);
}

.skills-tab-kicker {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-weight: 500;
}

.skills-tab.active .skills-tab-kicker {
  color: var(--accent-blue);
}

.skills-tab-label {
  font-size: 0.95rem;
  font-weight: 600;
}

.skills-tab-indicator {
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 6px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(139, 92, 246, 0.18));
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.18);
  z-index: 1;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
              width 0.45s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.skills-panels {
  position: relative;
}

.skills-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  position: absolute;
  inset: 0;
  perspective: 1200px;
}

.skills-panel.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  position: relative;
}

/* ===== SKILL CARD ===== */
.skill-card {
  --skill-color: var(--accent-blue);
  --skill-color-rgb: 59, 130, 246;
  position: relative;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  overflow: hidden;
  transform-style: preserve-3d;
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
  cursor: pointer;
}

.skill-card.blue    { --skill-color: var(--accent-blue);    --skill-color-rgb: 59, 130, 246; }
.skill-card.purple  { --skill-color: var(--accent-purple);  --skill-color-rgb: 139, 92, 246; }
.skill-card.cyan    { --skill-color: var(--accent-cyan);    --skill-color-rgb: 6, 182, 212; }
.skill-card.emerald { --skill-color: var(--accent-emerald); --skill-color-rgb: 16, 185, 129; }
.skill-card.amber   { --skill-color: var(--accent-amber);   --skill-color-rgb: 245, 158, 11; }
.skill-card.rose    { --skill-color: var(--accent-rose);    --skill-color-rgb: 244, 63, 94; }

.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(var(--skill-color-rgb), 0.5), transparent 60%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.skill-card:hover::before {
  opacity: 1;
}

.skill-card:hover {
  border-color: rgba(var(--skill-color-rgb), 0.35);
  box-shadow: 0 24px 48px rgba(var(--skill-color-rgb), 0.18);
}

.skill-card-spotlight {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    420px circle at var(--mouse-x, -100px) var(--mouse-y, -100px),
    rgba(var(--skill-color-rgb), 0.15),
    transparent 50%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}

.skill-card:hover .skill-card-spotlight {
  opacity: 1;
}

.skill-card-body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transform: translateZ(40px);
}

.skill-card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(var(--skill-color-rgb), 0.12);
  color: var(--skill-color);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), background 0.4s ease;
}

.skill-card:hover .skill-card-icon {
  transform: translateY(-4px) rotate(-6deg) scale(1.08);
  background: rgba(var(--skill-color-rgb), 0.2);
}

.skill-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.skill-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.skill-card-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 8px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease, padding-top 0.4s ease;
}

.skill-card:hover .skill-card-tools {
  max-height: 200px;
  opacity: 1;
  padding-top: 8px;
}

.skill-chip {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(var(--skill-color-rgb), 0.1);
  color: var(--skill-color);
  border: 1px solid rgba(var(--skill-color-rgb), 0.25);
}

/* ===== FEATURES (legacy fallback) ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.15);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.25rem;
}

.feature-icon.blue {
  background: rgba(59, 130, 246, 0.12);
  color: var(--accent-blue);
}

.feature-icon.purple {
  background: rgba(139, 92, 246, 0.12);
  color: var(--accent-purple);
}

.feature-icon.cyan {
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent-cyan);
}

.feature-icon.amber {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-amber);
}

.feature-icon.emerald {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald);
}

.feature-icon.rose {
  background: rgba(244, 63, 94, 0.12);
  color: var(--accent-rose);
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

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

/* ===== PRICING ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.pricing-card.featured {
  border-color: rgba(59, 130, 246, 0.3);
  background: rgba(59, 130, 246, 0.08);
  transform: scale(1.03);
}

.pricing-card.featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.pricing-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 4px 12px;
  border-radius: 50px;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
}

.pricing-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--glass-border);
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.pricing-features li svg {
  flex-shrink: 0;
}

.pricing-btn {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
  text-decoration: none;
  display: block;
}

.pricing-btn.primary {
  background: var(--gradient-primary);
  color: #fff;
  border: none;
}

.pricing-btn.primary:hover {
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.3);
  transform: translateY(-1px);
}

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

.pricing-btn.outline:hover {
  background: var(--glass-bg-hover);
}

/* ===== TRUST BADGES ===== */
.trust-section {
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.trust-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.trust-item:hover {
  color: var(--text-secondary);
}

.trust-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition-base);
}

.testimonial-card:hover {
  background: var(--glass-bg-hover);
}

.testimonial-stars {
  color: var(--accent-amber);
  margin-bottom: 16px;
  display: flex;
  gap: 4px;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

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

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

/* ===== CTA SECTION ===== */
.cta-section {
  text-align: center;
  position: relative;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.08));
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  padding: 80px 40px;
  margin: 0 24px;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto 36px;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== FOOTER ===== */
.footer {
  padding: 60px 0 30px;
  border-top: 1px solid var(--glass-border);
  margin-top: 100px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.footer-col a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ===== PROJECTS — LAYOUT WITH SIDE NAV ===== */
.projects-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 32px;
  align-items: start;
}

.projects-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: sticky;
  top: 100px;
}

.projects-nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font: inherit;
  text-align: left;
  cursor: pointer;
  position: relative;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  overflow: hidden;
}

.projects-nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 4px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.projects-nav-item:hover {
  background: var(--glass-bg);
  color: var(--text-primary);
}

.projects-nav-item.active {
  background: var(--glass-bg);
  border-color: var(--glass-border);
  color: var(--text-primary);
}

.projects-nav-item.active::before {
  opacity: 1;
}

.projects-nav-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-shrink: 0;
  font-weight: 600;
}

.projects-nav-item.active .projects-nav-index {
  color: var(--accent-blue);
}

.projects-nav-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.projects-nav-title {
  font-size: 0.92rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.projects-nav-tag {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.8;
}

.projects-nav-tag.blue    { color: var(--accent-blue); }
.projects-nav-tag.purple  { color: var(--accent-purple); }
.projects-nav-tag.cyan    { color: var(--accent-cyan); }
.projects-nav-tag.emerald { color: var(--accent-emerald); }
.projects-nav-tag.amber   { color: var(--accent-amber); }
.projects-nav-tag.rose    { color: var(--accent-rose); }

.projects-nav-arrow {
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  color: var(--text-muted);
  flex-shrink: 0;
}

.projects-nav-item:hover .projects-nav-arrow,
.projects-nav-item.active .projects-nav-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ===== PROJECTS — SHOWCASE PANEL ===== */
.projects-showcase {
  position: relative;
  min-height: 580px;
}

.projects-showcase-panel {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity 0s linear 0.5s, visibility 0s linear 0.5s;
}

.projects-showcase-panel.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition: opacity 0s;
  position: relative;
}

.project-mockup {
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  overflow: hidden;
  background: var(--glass-bg);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

.project-mockup-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid var(--glass-border);
}

[data-theme="light"] .project-mockup-chrome {
  background: rgba(15, 23, 42, 0.06);
}

.project-mockup-chrome .dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

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

.project-mockup-url {
  margin-left: 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--glass-bg);
  padding: 3px 12px;
  border-radius: 50px;
  border: 1px solid var(--glass-border);
}

.project-mockup-body {
  position: relative;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.18) 0%, transparent 45%),
    linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
}

.project-mockup-body::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

[data-theme="light"] .project-mockup-body::before {
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.05) 1px, transparent 1px);
}

.project-mockup-icon {
  width: 38%;
  max-width: 200px;
  height: auto;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 30px currentColor);
}

.project-mockup-glow {
  position: absolute;
  width: 50%;
  height: 50%;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  z-index: 0;
}

.project-mockup.blue    .project-mockup-icon,
.project-mockup.blue    .project-mockup-glow { color: var(--accent-blue);    background: var(--accent-blue); }
.project-mockup.purple  .project-mockup-icon,
.project-mockup.purple  .project-mockup-glow { color: var(--accent-purple);  background: var(--accent-purple); }
.project-mockup.cyan    .project-mockup-icon,
.project-mockup.cyan    .project-mockup-glow { color: var(--accent-cyan);    background: var(--accent-cyan); }
.project-mockup.emerald .project-mockup-icon,
.project-mockup.emerald .project-mockup-glow { color: var(--accent-emerald); background: var(--accent-emerald); }
.project-mockup.amber   .project-mockup-icon,
.project-mockup.amber   .project-mockup-glow { color: var(--accent-amber);   background: var(--accent-amber); }
.project-mockup.rose    .project-mockup-icon,
.project-mockup.rose    .project-mockup-glow { color: var(--accent-rose);    background: var(--accent-rose); }

.project-mockup-glow {
  background: currentColor;
}

.project-mockup-body img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

.projects-showcase-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 4px 4px 0;
}

.projects-showcase-meta h3 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.projects-showcase-meta p {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 720px;
}

.projects-showcase-meta .project-tag {
  align-self: flex-start;
}

.projects-showcase-meta .project-stack {
  margin-top: 4px;
}

.projects-showcase-meta .project-actions {
  border-top: 1px solid var(--glass-border);
  margin-top: 8px;
  padding-top: 16px;
}

/* Stack legacy class kept for backwards compat */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.project-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-4px);
}

.project-card:hover::before {
  opacity: 1;
}

.project-tag {
  align-self: flex-start;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 50px;
}

.project-tag.blue    { background: rgba(59, 130, 246, 0.12);  color: var(--accent-blue); }
.project-tag.purple  { background: rgba(139, 92, 246, 0.12);  color: var(--accent-purple); }
.project-tag.cyan    { background: rgba(6, 182, 212, 0.12);   color: var(--accent-cyan); }
.project-tag.emerald { background: rgba(16, 185, 129, 0.12);  color: var(--accent-emerald); }
.project-tag.amber   { background: rgba(245, 158, 11, 0.12);  color: var(--accent-amber); }
.project-tag.rose    { background: rgba(244, 63, 94, 0.12);   color: var(--accent-rose); }

.project-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
}

.project-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-chip {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

.project-actions {
  display: flex;
  gap: 16px;
  padding-top: 6px;
  border-top: 1px solid var(--glass-border);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.project-link:hover {
  color: var(--text-primary);
}

/* ===== EXPERIENCE TIMELINE ===== */
.timeline {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(to bottom, var(--glass-border), var(--glass-border) 50%, transparent);
  background-size: 2px 8px;
  background-repeat: repeat-y;
}

.timeline-item {
  position: relative;
  padding-bottom: 36px;
}

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

.timeline-marker {
  position: absolute;
  left: -28px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 0 2px currentColor;
}

.timeline-marker.blue    { background: var(--accent-blue);    color: var(--accent-blue); }
.timeline-marker.purple  { background: var(--accent-purple);  color: var(--accent-purple); }
.timeline-marker.cyan    { background: var(--accent-cyan);    color: var(--accent-cyan); }
.timeline-marker.emerald { background: var(--accent-emerald); color: var(--accent-emerald); }
.timeline-marker.amber   { background: var(--accent-amber);   color: var(--accent-amber); }
.timeline-marker.rose    { background: var(--accent-rose);    color: var(--accent-rose); }

.timeline-content {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: var(--transition-base);
}

.timeline-content:hover {
  background: var(--glass-bg-hover);
  transform: translateX(4px);
}

.timeline-period {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.timeline-role {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.timeline-org {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 32px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .features-grid,
  .pricing-grid,
  .testimonials-grid,
  .projects-grid,
  .skills-panel {
    grid-template-columns: repeat(2, 1fr);
  }

  .projects-layout {
    grid-template-columns: 260px 1fr;
    gap: 24px;
  }

  .pricing-card.featured {
    transform: scale(1);
  }

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

@media (max-width: 768px) {
  /* ===== Layout containers ===== */
  .container {
    padding: 0 20px;
  }

  .section-padding {
    padding: 56px 0;
  }

  .section-header {
    margin-bottom: 40px;
  }

  /* ===== Navbar — slim down, real mobile menu ===== */
  .navbar {
    top: 12px;
    width: calc(100% - 24px);
    padding: 0 8px;
  }

  .navbar-inner {
    padding: 0 12px;
    height: 56px;
  }

  .navbar-logo {
    font-size: 1.05rem;
  }

  .navbar-links {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    background: var(--navbar-bg);
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  }

  .navbar.menu-open .navbar-links {
    display: flex;
  }

  .navbar-links li {
    list-style: none;
  }

  .navbar-links a {
    display: block;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
  }

  .navbar-links a:hover {
    background: var(--glass-bg-hover);
  }

  .navbar-links a::after {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: background var(--transition-fast);
  }

  .mobile-toggle:hover {
    background: var(--glass-bg-hover);
  }

  .navbar-cta {
    padding: 7px 14px;
    font-size: 0.82rem;
  }

  /* ===== Hero ===== */
  .hero {
    padding-top: 84px;
    min-height: auto;
    padding-bottom: 24px;
  }

  .hero h1 {
    font-size: 2rem;
    line-height: 1.15;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero-actions {
    gap: 12px;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-outline {
    padding: 12px 22px;
    font-size: 0.9rem;
    flex: 1;
    justify-content: center;
    min-width: 0;
  }

  .hero-stats {
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 32px;
    padding-top: 24px;
  }

  .hero-stats .stat-value {
    font-size: 1.4rem;
  }

  .hero-stats > div {
    flex: 1 1 30%;
    min-width: 0;
  }

  /* Hero visualization */
  .float-card {
    display: none;
  }

  .viz-card {
    padding: 20px;
  }

  .viz-metrics {
    gap: 10px;
  }

  .metric-item {
    padding: 10px;
  }

  .metric-value {
    font-size: 1.05rem;
  }

  /* ===== Section headings ===== */
  .section-header h2 {
    font-size: 1.9rem;
  }

  .section-header p {
    font-size: 0.95rem;
  }

  /* ===== Trust / stack strip ===== */
  .trust-grid {
    gap: 16px 24px;
  }

  .trust-item {
    font-size: 0.82rem;
    gap: 8px;
  }

  .trust-icon {
    width: 36px;
    height: 36px;
  }

  /* ===== Skills — tabs and panels ===== */
  .skills-tabs {
    width: 100%;
  }

  .skills-tab {
    flex: 1;
    align-items: center;
    padding: 10px 14px;
  }

  .skills-tab-kicker {
    display: none;
  }

  .skills-panel {
    grid-template-columns: 1fr;
    position: static;
    inset: auto;
    opacity: 1;
    visibility: visible;
  }

  .skills-panel:not(.active) {
    display: none;
  }

  .skill-card {
    padding: 22px;
  }

  /* Show tools chips always on touch — hover isn't natural */
  .skill-card-tools {
    max-height: 200px;
    opacity: 1;
    padding-top: 8px;
  }

  /* ===== Projects layout ===== */
  .features-grid,
  .pricing-grid,
  .testimonials-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .projects-layout {
    grid-template-columns: 1fr;
  }

  .projects-nav {
    position: static;
    flex-direction: row;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
    margin-bottom: 16px;
    gap: 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }

  .projects-nav-item {
    flex: 0 0 220px;
    scroll-snap-align: start;
    padding: 12px 14px;
  }

  .projects-nav-arrow {
    display: none;
  }

  .projects-nav-title {
    font-size: 0.86rem;
  }

  .projects-showcase {
    min-height: auto;
  }

  .projects-showcase-panel {
    gap: 18px;
  }

  .projects-showcase-meta h3 {
    font-size: 1.25rem;
  }

  .project-mockup-body {
    aspect-ratio: 4 / 3;
  }

  .project-mockup-chrome {
    padding: 10px 14px;
  }

  .project-mockup-url {
    font-size: 0.65rem;
    max-width: 60vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* ===== Experience timeline ===== */
  .timeline {
    padding-left: 24px;
  }

  .timeline-content {
    padding: 16px 18px;
  }

  .timeline-role {
    font-size: 1rem;
  }

  /* ===== Footer ===== */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* ===== CTA / Contact section ===== */
  .cta-section {
    padding: 40px 22px;
    margin: 0;
  }

  .cta-section h2 {
    font-size: 1.7rem;
  }

  .cta-section p {
    font-size: 1rem;
  }

  .cta-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .cta-actions .btn-primary,
  .cta-actions .btn-outline {
    justify-content: center;
    width: 100%;
  }

  /* ===== Falling icons — fewer on mobile ===== */
  .bg-icons {
    opacity: 0.5;
  }
}

/* ===== Extra-narrow phones ===== */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .navbar {
    width: calc(100% - 16px);
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-outline {
    width: 100%;
  }

  .hero-stats {
    gap: 16px;
  }

  .hero-stats > div {
    flex: 1 1 45%;
  }

  .section-header h2 {
    font-size: 1.55rem;
  }

  .skills-tab-label {
    font-size: 0.85rem;
  }

  .skill-card {
    padding: 20px;
  }

  .viz-metrics {
    grid-template-columns: 1fr 1fr;
  }
}

/* ===== LIVE ANALYTICS SECTION ===== */
.analytics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.analytics-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px 24px 28px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-base);
}

.analytics-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.analytics-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.15);
}

.analytics-card:hover::before {
  opacity: 1;
}

.analytics-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.analytics-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 4px;
}

.analytics-card-sub {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 0;
}

.analytics-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(59, 130, 246, 0.12);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.analytics-pill.purple   { background: rgba(139, 92, 246, 0.12); color: var(--accent-purple); border-color: rgba(139, 92, 246, 0.25); }
.analytics-pill.cyan     { background: rgba(6, 182, 212, 0.12);  color: var(--accent-cyan);   border-color: rgba(6, 182, 212, 0.25); }
.analytics-pill.emerald  { background: rgba(16, 185, 129, 0.12); color: var(--accent-emerald);border-color: rgba(16, 185, 129, 0.25); }

.analytics-pill.live .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.55);
  animation: analytics-dot 1.6s ease-out infinite;
}

.analytics-pill.live {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald);
  border-color: rgba(16, 185, 129, 0.25);
}

@keyframes analytics-dot {
  0%   { box-shadow: 0 0 0 0   rgba(16, 185, 129, 0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);   }
  100% { box-shadow: 0 0 0 0   rgba(16, 185, 129, 0);    }
}

.analytics-chart-wrap {
  position: relative;
  height: 260px;
  width: 100%;
}

.analytics-card[data-chart="donut"] .analytics-chart-wrap {
  height: 280px;
}

@media (max-width: 900px) {
  .analytics-grid { grid-template-columns: 1fr; gap: 18px; }
  .analytics-chart-wrap { height: 240px; }
}

/* ===== WHATSAPP CTA BUTTON ===== */
.btn-whatsapp {
  background: linear-gradient(140deg, #25D366 0%, #128C7E 100%);
  box-shadow:
    0 8px 24px rgba(37, 211, 102, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-whatsapp:hover {
  box-shadow:
    0 12px 32px rgba(37, 211, 102, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-whatsapp:focus-visible {
  outline: 2px solid #25D366;
  outline-offset: 3px;
}

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