/* ==========================================================================
   GlobalFrameStudio - Main Styles
   ========================================================================== */

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

:root {
  /* Colors - Beige/Cream Palette */
  --color-bg: #F5F1EB;
  --color-bg-light: #FAF8F5;
  --color-bg-dark: #EDE8E0;
  --color-text: #1A1A1A;
  --color-text-muted: #666666;
  --color-text-light: #999999;
  --color-accent: #2C2C2C;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-shadow: rgba(0, 0, 0, 0.06);

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 1000;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  line-height: 1.2;
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: white;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-xl);
}

.section-title em {
  font-style: italic;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-sm) var(--space-lg);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
  background-color: rgba(245, 241, 235, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px var(--color-shadow);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.25rem;
  background: var(--color-accent);
  color: white;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 80px;
}

/* ==========================================================================
   Marquee Section
   ========================================================================== */

.marquee-section {
  padding: var(--space-xl) 0;
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.marquee-label {
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.marquee {
  overflow: hidden;
  white-space: nowrap;
}

.marquee-content {
  display: inline-flex;
  animation: marquee 30s linear infinite;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  padding: 0 var(--space-xl);
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-text-muted);
  opacity: 0.6;
}

.marquee-item::after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-text-light);
  border-radius: 50%;
  margin-left: var(--space-xl);
  opacity: 0.4;
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact {
  padding: var(--space-2xl) var(--space-lg);
  background: var(--color-bg-dark);
}

.contact-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-md);
}

.contact-text {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--color-accent);
  color: white;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background: var(--color-bg);
  padding: var(--space-xl) var(--space-lg);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-dark);
  color: var(--color-text-muted);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-accent);
  color: white;
}

.footer-social svg {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: var(--space-lg);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* ==========================================================================
   Video Modal
   ========================================================================== */

.video-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
}

.video-modal.active {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  cursor: pointer;
}

.modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  z-index: 1;
}

.modal-video {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
}

.modal-close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 1.5rem;
  border-radius: 50%;
  transition: background var(--transition-fast);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }
}

@media (max-width: 768px) {
  :root {
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
  }

  .header {
    padding: var(--space-sm);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}