/* ============================================
   VIRALCITY MEDIA — STYLES
   Green accent (#00e676) + Black theme
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  --accent: #00e676;
  --accent-dim: #00c853;
  --accent-glow: rgba(0, 230, 118, 0.25);
  --red: #e53935;
  --red-hover: #c62828;
  --bg: #0a0a0a;
  --bg-card: #111111;
  --bg-section-alt: #060606;
  --text: #e0e0e0;
  --text-muted: #9e9e9e;
  --white: #ffffff;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --nav-height: 72px;
}

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

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--white);
}

ul {
  list-style: none;
}

/* ---------- Utility ---------- */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--bg-section-alt);
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  text-align: center;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  text-align: center;
  margin-bottom: 56px;
  line-height: 1.2;
}

.required {
  color: var(--red);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-dim);
  color: var(--bg);
  transform: translateY(-2px);
  box-shadow: 0 0 40px var(--accent-glow);
}

/* Red service CTA button */
.btn-service {
  background: var(--red);
  color: var(--white);
  box-shadow: 0 0 20px rgba(229, 57, 53, 0.25);
  margin-top: 20px;
}

.btn-service:hover {
  background: var(--red-hover);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(229, 57, 53, 0.35);
}

/* ---------- Video Overlay ---------- */
#video-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease;
}

#video-overlay.fade-out {
  opacity: 0;
  pointer-events: none;
}

#video-overlay video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: none;
}

#skip-intro {
  position: absolute;
  bottom: 40px;
  right: 40px;
  padding: 12px 28px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--white);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition);
  z-index: 10001;
  pointer-events: auto;
}

#skip-intro:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* ---------- Navbar ---------- */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: background var(--transition);
}

.nav-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
}

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

.nav-logo img {
  border-radius: 8px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-menu a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-menu a:hover {
  color: var(--white);
}

.nav-cta {
  padding: 10px 24px !important;
  background: var(--accent) !important;
  color: var(--bg) !important;
  border-radius: 50px;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: var(--accent-dim) !important;
  color: var(--bg) !important;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: var(--nav-height) 24px 60px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('assets/hero-bg.png') center/cover no-repeat;
  opacity: 0.35;
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, var(--bg) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1000px;
}

.hero-video {
  width: 90%;
  max-width: 720px;
  border-radius: var(--radius);
  margin: 0 auto 24px;
  display: block;
}

.hero-tag {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: rgba(0, 230, 118, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 60px var(--accent-glow);
}

.service-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 230, 118, 0.1), rgba(0, 230, 118, 0.03));
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  color: var(--accent);
}

.service-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 14px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 18px;
  line-height: 1.7;
}

.service-features {
  margin-bottom: 8px;
  flex-grow: 1;
}

.service-features li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  color: var(--text);
  font-size: 0.9rem;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ---------- Results ---------- */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.result-card:hover {
  border-color: rgba(0, 230, 118, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 60px var(--accent-glow);
}

.result-image {
  width: 100%;
  height: 220px;
  background: var(--bg-section-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.result-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.result-card:hover .result-image img {
  transform: scale(1.08);
}

.result-content {
  padding: 32px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.result-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.result-metric {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.result-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- About ---------- */
.about-content {
  text-align: center;
}

.about-text {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

.about-text strong {
  color: var(--accent);
}

.about-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  display: inline-block;
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.stat-prefix,
.stat-suffix {
  display: inline-block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- Contact Form ---------- */
.contact-form {
  max-width: 640px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.2);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group input.error,
.form-group textarea.error {
  border-color: var(--red);
  box-shadow: 0 0 12px rgba(229, 57, 53, 0.2);
}

.btn-submit {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
}

.form-feedback {
  text-align: center;
  margin-top: 16px;
  font-size: 0.9rem;
  min-height: 24px;
}

.form-feedback.success {
  color: var(--accent);
}

.form-feedback.error {
  color: var(--red);
}

/* ---------- Footer ---------- */
#footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
  background: var(--bg-section-alt);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--white);
  font-size: 0.95rem;
}

.footer-brand img {
  border-radius: 6px;
}

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

.footer-social {
  display: flex;
  gap: 12px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition);
}

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

.back-to-top {
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: all var(--transition);
}

.back-to-top:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- Fade-In Animation ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 32px 24px;
    gap: 24px;
    transform: translateY(-120%);
    transition: transform var(--transition);
    border-bottom: 1px solid var(--border);
  }

  .nav-menu.open {
    transform: translateY(0);
  }

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

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

  .about-stats {
    gap: 32px;
  }

  .hero h1 {
    font-size: clamp(1.8rem, 8vw, 3rem);
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 64px 0;
  }

  .service-card {
    padding: 28px 20px;
  }

  #skip-intro {
    bottom: 24px;
    right: 24px;
  }
}