/**
 * 2ez4ru1z Portfolio - Modern Design System
 * Grounded in:
 * - W3C Design Tokens & Material Design 3 Motion
 * - UI/UX Pro Max OLED Bento-Grid Specifications
 * - Website Studio Portfolio Guidelines
 */

:root {
  /* Color Palette - OLED Dark Spectrum */
  --bg-base: #06070b;
  --bg-surface: #0c0f17;
  --bg-surface-elevated: #131824;
  --bg-card: rgba(15, 19, 30, 0.75);
  --bg-card-hover: rgba(22, 28, 44, 0.85);
  --bg-glass: rgba(12, 15, 23, 0.7);

  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-hover: rgba(255, 255, 255, 0.24);
  --border-accent-glow: rgba(16, 185, 129, 0.35);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-accent: #34d399;

  --accent-emerald: #10b981;
  --accent-emerald-light: #34d399;
  --accent-emerald-glow: rgba(16, 185, 129, 0.22);
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.22);
  --accent-indigo: #6366f1;
  --accent-indigo-glow: rgba(99, 102, 241, 0.22);

  --gradient-emerald-cyan: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  --gradient-cyan-indigo: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);
  --gradient-card-border: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.03) 100%);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px -4px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 40px -8px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 35px -5px var(--accent-emerald-glow);

  /* Motion Tokens (W3C / Material Design 3) */
  --ease-standard: cubic-bezier(0.2, 0.0, 0, 1.0);
  --ease-decelerate: cubic-bezier(0.05, 0.7, 0.1, 1.0);
  --ease-accelerate: cubic-bezier(0.3, 0.0, 0.8, 0.15);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  --duration-short: 180ms;
  --duration-medium: 320ms;
  --duration-long: 500ms;

  /* Layout Spacing */
  --max-width: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
}

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

button {
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  cursor: pointer;
  padding: 0;
  margin: 0;
  -webkit-appearance: none;
  appearance: none;
}

html {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(16, 185, 129, 0.12), transparent 70%),
    radial-gradient(ellipse 60% 40% at 85% 30%, rgba(6, 182, 212, 0.07), transparent 60%),
    radial-gradient(ellipse 50% 40% at 15% 70%, rgba(99, 102, 241, 0.06), transparent 60%),
    var(--bg-base);
  background-attachment: fixed;
}

/* Subtle Tech Grid overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-short) var(--ease-standard);
}

.mono {
  font-family: var(--font-mono);
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(6, 7, 11, 0.75);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--duration-medium) var(--ease-standard);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  color: #ffffff;
}

.logo-icon {
  min-width: 38px;
  height: 34px;
  padding: 0 4px;
  border-radius: var(--radius-md);
  background: var(--gradient-emerald-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #05070a;
  font-weight: 900;
  font-size: 0.85rem;
  letter-spacing: -0.02em;
  font-family: var(--font-mono);
  box-shadow: 0 0 16px var(--accent-emerald-glow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--duration-short) var(--ease-standard);
}

.nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald-light);
  border: 1px solid rgba(16, 185, 129, 0.3);
  transition: all var(--duration-medium) var(--ease-spring);
}

.nav-cta:hover {
  background: var(--accent-emerald);
  color: #04140e;
  border-color: var(--accent-emerald);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-emerald-glow);
}

/* Nav Actions Container */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Language Switcher */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(51, 65, 85, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.4);
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-full);
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--duration-short) var(--ease-standard);
  line-height: 1;
  user-select: none;
}

.lang-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.lang-btn.active {
  background: var(--accent-emerald);
  color: #04140e;
  font-weight: 800;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.4);
}

/* Status Pill */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.22);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-emerald-light);
  margin-bottom: 1.5rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  position: relative;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border-radius: 50%;
  border: 2px solid var(--accent-emerald);
  animation: pulsePing 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes pulsePing {
  0% { transform: scale(0.9); opacity: 0.9; }
  70% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(2.2); opacity: 0; }
}

/* Hero Section */
.hero-section {
  padding: 5rem 0 3.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: 1.25rem;
  letter-spacing: -0.04em;
}

.gradient-text {
  background: var(--gradient-emerald-cyan);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin-bottom: 2rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--duration-medium) var(--ease-spring);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-emerald-cyan);
  color: #030d0a;
  font-weight: 700;
  box-shadow: 0 4px 20px var(--accent-emerald-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border-color: var(--border-medium);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.social-strip {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.social-icon-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--duration-short) var(--ease-standard);
}

.social-icon-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

/* Quick Summary Bento Card in Hero */
.hero-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-emerald-cyan);
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.stat-box {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* Section Common */
.section {
  padding: 4.5rem 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-emerald);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.section-title {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 540px;
  margin-top: 0.5rem;
}

/* Bento Grid System */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

/* Spotlight Card Base */
.spotlight-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  transition: border-color var(--duration-medium) var(--ease-standard),
              transform var(--duration-medium) var(--ease-spring),
              box-shadow var(--duration-medium) var(--ease-standard);
}

.spotlight-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Mouse spotlight glow via CSS variables */
.spotlight-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    600px circle at var(--mouse-x, -999px) var(--mouse-y, -999px),
    rgba(16, 185, 129, 0.12),
    transparent 40%
  );
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  transition: opacity var(--duration-short) ease;
}

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

/* ====================================================
   FLAGSHIP PROJECT: FOODBALANCE
   ==================================================== */
.col-flagship {
  grid-column: span 12;
}

.flagship-card {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  padding: 2.75rem;
  gap: 3rem;
  align-items: center;
  background: linear-gradient(145deg, rgba(16, 21, 33, 0.85) 0%, rgba(10, 13, 22, 0.95) 100%);
  border: 1px solid rgba(16, 185, 129, 0.28);
  box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.8), 0 0 40px -10px var(--accent-emerald-glow);
  position: relative;
}

.flagship-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: var(--accent-emerald-light);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
}

.flagship-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.flagship-role {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent-cyan);
  margin-bottom: 1.25rem;
}

.flagship-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.75rem;
}

/* Feature bullets list */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.92rem;
  color: #cbd5e1;
}

.feature-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

/* Tech Pills */
.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.tech-pill {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: #cbd5e1;
  font-weight: 500;
  transition: all var(--duration-short) ease;
}

.tech-pill:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-medium);
  color: #ffffff;
}

.tech-pill.highlight {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald-light);
}

/* Flagship Preview Mockup Showcase */
.flagship-showcase {
  position: relative;
  z-index: 2;
}

.mockup-window {
  background: #090c14;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 60px -12px rgba(0, 0, 0, 0.9), 0 0 30px rgba(16, 185, 129, 0.15);
  overflow: hidden;
}

.mockup-header {
  height: 38px;
  background: #111624;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  padding: 0 1rem;
  gap: 0.5rem;
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff5f56;
}

.mockup-dot:nth-child(2) { background: #ffbd2e; }
.mockup-dot:nth-child(3) { background: #27c93f; }

.mockup-url {
  flex: 1;
  background: #090c14;
  border-radius: 4px;
  padding: 0.2rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #94a3b8;
  margin-left: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.mockup-body {
  padding: 1.5rem;
  background: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.08), transparent 50%), #0a0d17;
}

.mockup-card-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  margin-bottom: 0.85rem;
}

.mockup-status-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald-light);
}

.mockup-diagram {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.4);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #94a3b8;
  line-height: 1.7;
}

/* Secondary Project Cards */
.col-card-6 {
  grid-column: span 6;
}

.col-card-4 {
  grid-column: span 4;
}

.project-card {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.project-card-header {
  margin-bottom: 1.5rem;
}

.project-category {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.project-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.project-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.project-footer {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-emerald-light);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-sm);
  padding: 0.48rem 0.95rem;
  cursor: pointer;
  transition: all var(--duration-short) var(--ease-spring);
  -webkit-appearance: none;
  appearance: none;
}

.card-link-btn:hover {
  background: rgba(16, 185, 129, 0.2);
  border-color: rgba(16, 185, 129, 0.55);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px var(--accent-emerald-glow);
  gap: 0.65rem;
}

/* Capabilities & Tech Stack Bento Cells */
.col-bento-8 {
  grid-column: span 8;
}

.col-bento-4 {
  grid-column: span 4;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.skill-item {
  padding: 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  transition: all var(--duration-short) ease;
}

.skill-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-medium);
}

.skill-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: #ffffff;
  margin-bottom: 0.25rem;
}

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

/* Contact CTA Banner */
.cta-banner {
  padding: 4rem 2rem;
  text-align: center;
  background: linear-gradient(180deg, rgba(16, 21, 33, 0.6) 0%, rgba(10, 13, 20, 0.95) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(16, 185, 129, 0.2), transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.cta-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 550px;
  margin: 0 auto 2.25rem;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Toast Notification */
.toast-notice {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-md);
  background: #0d121d;
  color: #ffffff;
  border: 1px solid var(--accent-emerald);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px var(--accent-emerald-glow);
  font-size: 0.9rem;
  font-weight: 500;
  transform: translateY(120%);
  opacity: 0;
  transition: all var(--duration-medium) var(--ease-spring);
  pointer-events: none;
}

.toast-notice.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Modal System */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 10, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-medium) var(--ease-standard);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-window {
  background: #0d111b;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  max-width: 760px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: scale(0.94) translateY(20px);
  transition: all var(--duration-medium) var(--ease-spring);
}

.modal-overlay.open .modal-window {
  transform: scale(1) translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--duration-short) ease;
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.modal-content-inner {
  padding: 2.5rem;
}

/* Footer */
.portfolio-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 3rem 0;
  margin-top: 4rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

/* Animations for Reveal */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-long) var(--ease-decelerate),
              transform var(--duration-long) var(--ease-decelerate);
}

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

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .flagship-card {
    grid-template-columns: 1fr;
    padding: 2rem;
    gap: 2rem;
  }
  
  .col-card-6, .col-card-4, .col-bento-8, .col-bento-4 {
    grid-column: span 12;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }
  
  .hero-section {
    padding: 3rem 0 2rem;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .btn {
    width: 100%;
  }
  
  .flagship-card {
    padding: 1.5rem;
  }
  
  .mockup-header {
    display: none;
  }
  
  .modal-content-inner {
    padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  .lang-btn {
    padding: 0.22rem 0.45rem;
    font-size: 0.7rem;
  }
  .nav-actions {
    gap: 0.45rem;
  }
  .nav-cta {
    padding: 0.45rem 0.75rem;
    font-size: 0.8rem;
  }
}

/* Accessibility: Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .fade-up {
    opacity: 1 !important;
    transform: none !important;
  }
  
  .pulse-dot::after {
    display: none !important;
  }
}