/* ============================================================
   VIKRAM SHAH — Premium Light Theme
   Brand Blue: #4a6fa5 | Clean, Professional, Modern
   ============================================================ */

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

/* ── CSS Custom Properties ──────────────────────────────── */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-card: #ffffff;
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --accent-blue: #4a6fa5;
  --accent-blue-light: #5b83bf;
  --accent-blue-dark: #3a5a8a;
  --accent-blue-bg: rgba(74, 111, 165, 0.06);
  --accent-blue-border: rgba(74, 111, 165, 0.15);
  --accent-gold: #d4940a;
  --accent-green: #059669;
  --gradient-primary: linear-gradient(135deg, #4a6fa5, #5b83bf);
  --gradient-hero: linear-gradient(135deg, #4a6fa5 0%, #3a5a8a 50%, #2d4a73 100%);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 8px 25px rgba(74, 111, 165, 0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-blue);
  border-radius: 10px;
  border: 2px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue-dark);
}

/* Selection */
::selection {
  background: var(--accent-blue);
  color: #ffffff;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

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

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* ── Typography ─────────────────────────────────────────── */
h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.15;
  letter-spacing: -0.015em;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ── Skip Link ──────────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent-blue);
  color: #ffffff;
  padding: 8px 16px;
  z-index: 10000;
  font-size: 0.9rem;
  font-weight: 600;
  transition: top 0.3s ease;
}

.skip-link:focus {
  top: 0;
}

/* ── Container ──────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  letter-spacing: 0.3px;
  font-family: var(--font-main);
  text-decoration: none;
  line-height: 1.4;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(74, 111, 165, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(74, 111, 165, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--accent-blue);
  color: var(--accent-blue);
}

.btn-outline:hover {
  background: var(--accent-blue);
  color: #ffffff;
}

.btn-sm {
  padding: 10px 24px;
  font-size: 0.875rem;
}

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1.1rem;
}

.btn-text {
  display: inline;
}

.btn-loading {
  display: none;
}

/* ── Navigation ─────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.97);
  border-bottom-color: var(--border-light);
  box-shadow: var(--shadow-sm);
}

.navbar {
  padding: 12px 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-img {
  height: 38px;
  width: auto;
}

.nav-logo-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav-link:hover {
  color: var(--accent-blue);
  background: var(--accent-blue-bg);
}

.nav-link.active {
  color: var(--accent-blue);
  font-weight: 600;
}

/* Nav CTA — Get In Touch button */
.nav-cta .nav-link {
  background: var(--gradient-primary) !important;
  color: #ffffff !important;
  padding: 10px 24px;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  font-weight: 600;
}

.nav-cta .nav-link:hover {
  box-shadow: 0 4px 14px rgba(74, 111, 165, 0.35);
  transform: translateY(-1px);
}

.nav-cta .btn {
  background: var(--gradient-primary);
  color: #ffffff;
  padding: 10px 24px;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  font-weight: 600;
}

.nav-cta a {
  color: #ffffff !important;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
  display: block;
  border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
  background: var(--gradient-hero);
  color: #ffffff;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  pointer-events: none;
  animation: float 15s ease-in-out infinite;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 24px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: #4ade80;
  border-radius: 50%;
  margin-right: 10px;
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

.hero-title {
  color: #ffffff;
  line-height: 1.1;
  margin-bottom: 20px;
}

/* Text gradient inside hero — keep white since hero has blue gradient bg */
.hero .text-gradient {
  -webkit-text-fill-color: rgba(255, 255, 255, 0.95);
  color: rgba(255, 255, 255, 0.95);
}

/* Text gradient outside hero — blue gradient text */
.text-gradient {
  background: linear-gradient(135deg, #4a6fa5, #5b83bf);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-typing-wrapper {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
  min-height: 2em;
}

.hero-typing {
  color: #ffffff;
  font-weight: 600;
}

.typing-cursor {
  color: rgba(255, 255, 255, 0.7);
  animation: blink 1s infinite;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  max-width: 650px;
  margin-bottom: 40px;
}

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

/* Hero buttons — inverted for contrast on blue bg */
.hero .btn-primary {
  background: #ffffff;
  color: var(--accent-blue-dark);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.hero .btn-primary:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

.hero .btn-outline {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.5);
  color: #ffffff;
}

.hero .btn-outline:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #ffffff;
}

/* ── Section Headers ────────────────────────────────────── */
section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-blue-bg);
  border: 1px solid var(--accent-blue-border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.section-title {
  margin-bottom: 16px;
  color: var(--text-primary);
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* ── About ──────────────────────────────────────────────── */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.tech-stack h3 {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 700;
}

.tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-badge {
  padding: 6px 14px;
  background: var(--accent-blue-bg);
  border: 1px solid var(--accent-blue-border);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--accent-blue);
  font-weight: 500;
  transition: var(--transition);
}

.tech-badge:hover {
  background: rgba(74, 111, 165, 0.12);
  border-color: var(--accent-blue);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  text-align: center;
  padding: 32px 20px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent-blue);
  display: inline;
  line-height: 1;
}

.stat-suffix {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-blue);
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── Services ───────────────────────────────────────────── */
.services {
  background: var(--bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  padding: 36px 28px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent-blue-border);
}

.service-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 1.3rem;
  color: #ffffff;
}

.service-title {
  margin-bottom: 12px;
  color: var(--text-primary);
  font-size: 1.1rem;
}

.service-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.service-features {
  list-style: none;
  padding: 0;
}

.service-features li {
  padding: 4px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding-left: 18px;
  position: relative;
}

.service-features li::before {
  content: '\2192';
  position: absolute;
  left: 0;
  color: var(--accent-blue);
  font-size: 0.8rem;
}

/* ── Portfolio ──────────────────────────────────────────── */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 24px;
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  border-radius: 50px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
  font-family: var(--font-main);
}

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

.filter-btn.active {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.portfolio-card.hidden {
  display: none;
}

.portfolio-card-inner {
  padding: 28px 24px;
  text-align: center;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  height: 100%;
  box-shadow: var(--shadow-card);
}

.portfolio-card-inner:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent-blue-border);
}

.portfolio-icon {
  font-size: 2rem;
  color: var(--accent-blue);
  margin-bottom: 16px;
}

.portfolio-title {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.portfolio-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent-blue-bg);
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--accent-blue);
  margin-bottom: 16px;
  font-weight: 500;
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-blue);
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition);
}

.portfolio-link:hover {
  gap: 10px;
}

/* ── Platforms ───────────────────────────────────────────── */
.platforms {
  background: var(--bg-secondary);
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.platform-card {
  padding: 32px 24px;
  text-align: center;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.platform-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.platform-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

/* Per-platform brand colors */
.platform-icon.google { color: #4285F4; }
.platform-icon.meta { color: #1877F2; }
.platform-icon.tiktok { color: #000000; }
.platform-icon.snapchat { color: #FFFC00; }
.platform-icon.x { color: #1d1d1b; }
.platform-icon.linkedin { color: #0A66C2; }
.platform-icon.microsoft { color: #00a4ef; }
.platform-icon.ai { color: #059669; }

.platform-name {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--text-primary);
  font-weight: 600;
}

.platform-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ── Contact ────────────────────────────────────────────── */
.contact-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.contact-form {
  padding: 48px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.required {
  color: #dc2626;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: var(--font-main);
  transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent-blue);
  outline: none;
  box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.1);
  background: #ffffff;
}

.form-input.error {
  border-color: #dc2626;
}

.form-select option {
  background: #ffffff;
}

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

.form-captcha {
  background: var(--accent-blue-bg);
  border: 1px solid var(--accent-blue-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.error-msg {
  display: block;
  font-size: 0.8rem;
  color: #dc2626;
  margin-top: 4px;
  min-height: 20px;
}

.form-status {
  margin-bottom: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  display: none;
  font-size: 0.9rem;
}

.form-status.success {
  display: block;
  background: rgba(5, 150, 105, 0.06);
  border: 1px solid rgba(5, 150, 105, 0.2);
  color: var(--accent-green);
}

.form-status.error {
  display: block;
  background: rgba(220, 38, 38, 0.06);
  border: 1px solid rgba(220, 38, 38, 0.2);
  color: #dc2626;
}

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  background: #1e293b;
  color: #cbd5e1;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.site-footer .nav-logo-img {
  height: 32px;
  filter: brightness(10);
}

.site-footer .nav-logo-text {
  color: #ffffff;
}

.footer-brand p {
  color: #94a3b8;
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links h4 {
  color: #ffffff;
  margin-bottom: 16px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-social h4 {
  color: #ffffff;
  margin-bottom: 16px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.social-icons {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.social-icons a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #94a3b8;
  transition: var(--transition);
}

.social-icons a:hover {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
}

.footer-email {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  color: #64748b;
  font-size: 0.85rem;
}

/* ── Glass Utility ──────────────────────────────────────── */
.glass {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

/* ── Animations ─────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@keyframes blink {
  0%, 50% {
    opacity: 1;
  }
  51%, 100% {
    opacity: 0;
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.4);
  }
  70% {
    box-shadow: 0 0 0 8px transparent;
  }
  100% {
    box-shadow: 0 0 0 0 transparent;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) translateX(0);
  }
  25% {
    transform: translateY(-15px) translateX(5px);
  }
  50% {
    transform: translateY(-5px) translateX(-5px);
  }
  75% {
    transform: translateY(-20px) translateX(3px);
  }
}

/* ── Responsive: 1024px ─────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

/* ── Responsive: 768px ──────────────────────────────────── */
@media (max-width: 768px) {
  /* Mobile nav */
  .nav-links {
    display: none;
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    justify-content: center;
    align-items: center;
    z-index: 999;
    gap: 8px;
  }

  .nav-links.active .nav-link {
    color: var(--text-primary);
    font-size: 1.1rem;
    padding: 12px 24px;
  }

  .nav-links.active .nav-cta .btn,
  .nav-links.active .nav-cta .nav-link {
    font-size: 1rem;
    padding: 14px 32px;
  }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 8px;
  }

  .nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
    display: block;
    border-radius: 2px;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  /* Layout adjustments */
  .about-content {
    grid-template-columns: 1fr;
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 32px 24px;
  }

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

  .social-icons {
    justify-content: center;
  }

  .hero-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }

  section {
    padding: 70px 0;
  }
}

/* ── Responsive: 480px ──────────────────────────────────── */
@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .hero-cta {
    flex-direction: column;
  }

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

  .filter-btn {
    padding: 6px 16px;
    font-size: 0.8rem;
  }

  .contact-form {
    padding: 24px 16px;
  }

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

  .about-stats {
    grid-template-columns: 1fr;
  }

  section {
    padding: 50px 0;
  }
}