/* 
  Design System Variables 
  Theme: Stillwater - Nautical Teal, High-Tech Digital Sanctuary, Bio-Resonance
*/
:root {
  --color-bg-primary: #031418; /* Deep Abyss / Oceanic Dark */
  --color-bg-secondary: #0A262C; /* Dark Nautical Teal */
  --color-text-primary: #E0F2F1; /* Ice / Silver White */
  --color-text-secondary: rgba(224, 242, 241, 0.6);
  --color-accent: #00E5FF; /* Bioluminescent Cyan */
  
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
}

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

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

/* Typography Utilities */
.text-center { text-align: center; }
.text-display { font-size: clamp(3rem, 8vw, 6rem); letter-spacing: -0.02em; }
.text-h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
.text-h2 { font-size: clamp(2rem, 4vw, 3rem); }
.text-caption { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-secondary); }

/* Layout Utilities */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 5%;
}

.section {
  padding: var(--spacing-xl) 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

/* Navigation (Sticky Header) */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  transition: var(--transition-smooth);
}

.header.scrolled {
  background-color: rgba(3, 20, 24, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 5%;
  border-bottom: 1px solid rgba(0, 229, 255, 0.1);
}

.header-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.menu-btn {
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Full Screen Drawer Menu */
.menu-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-bg-primary);
  z-index: 200;
  display: flex;
  transform: translateY(-100%);
  transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}

.menu-drawer.active {
  transform: translateY(0);
}

.menu-drawer-left {
  flex: 1;
  padding: 5% 10%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.menu-drawer-close {
  position: absolute;
  top: 2rem;
  right: 5%;
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.menu-list {
  list-style: none;
}

.menu-list li {
  margin-bottom: 2rem;
  overflow: hidden;
}

.menu-list a {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  display: inline-block;
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s ease;
}

.menu-drawer.active .menu-list a {
  transform: translateY(0);
  opacity: 1;
}

.menu-list li:nth-child(1) a { transition-delay: 0.2s; }
.menu-list li:nth-child(2) a { transition-delay: 0.3s; }
.menu-list li:nth-child(3) a { transition-delay: 0.4s; }
.menu-list li:nth-child(4) a { transition-delay: 0.5s; }
.menu-list li:nth-child(5) a { transition-delay: 0.6s; }
.menu-list li:nth-child(6) a { transition-delay: 0.7s; }

.menu-list a:hover {
  color: var(--color-accent);
  transform: translateX(20px);
}

.menu-drawer-right {
  flex: 1;
  background-image: url('assets/menu-bg.jpg');
  background-size: cover;
  background-position: center;
  display: none;
}

@media (min-width: 992px) {
  .menu-drawer-right {
    display: block;
  }
}

/* UI Components */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  border: 1px solid var(--color-text-primary);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  cursor: pointer;
  background: transparent;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-text-primary);
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: -1;
}

.btn:hover {
  color: var(--color-bg-primary);
}

.btn:hover::before {
  transform: translateY(0);
}

.btn-solid {
  background-color: var(--color-text-primary);
  color: var(--color-bg-primary);
}

.btn-solid::before {
  background-color: var(--color-accent);
}

.btn-solid:hover {
  color: var(--color-bg-primary);
  border-color: var(--color-accent);
}

/* Forms */
.form-group {
  margin-bottom: 2rem;
  position: relative;
}

.form-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(224, 242, 241, 0.3);
  color: var(--color-text-primary);
  padding: 1rem 0;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s;
}

.form-input:focus {
  outline: none;
  border-bottom-color: var(--color-text-primary);
}

.form-label {
  position: absolute;
  top: 1rem;
  left: 0;
  color: var(--color-text-secondary);
  pointer-events: none;
  transition: var(--transition-smooth);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: -0.5rem;
  font-size: 0.75rem;
  color: var(--color-accent);
}

/* Footer */
.footer {
  border-top: 1px solid rgba(0, 229, 255, 0.1);
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-xl);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(0, 229, 255, 0.1);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s ease, transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(3, 20, 24, 0.98);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(0, 229, 255, 0.2);
  padding: 1.5rem 5%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 -10px 40px rgba(0,0,0,0.5);
}

@media (min-width: 768px) {
  .cookie-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-text {
  flex: 1;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.btn-cookie {
  padding: 0.5rem 1.5rem;
  font-size: 0.75rem;
}

/* Trust Banner */
.trust-banner {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid rgba(0, 229, 255, 0.1);
  border-bottom: 1px solid rgba(0, 229, 255, 0.1);
  padding: 2rem 5%;
}

.trust-banner .grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

@media (min-width: 992px) {
  .trust-banner .grid-4 {
    grid-template-columns: repeat(4, 1fr);
    gap: 4rem;
  }
}

.trust-item {
  text-align: center;
}

.trust-value {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  display: block;
}

.trust-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

/* Reduce section vertical padding on mobile */
@media (max-width: 767px) {
  .section {
    padding: 4rem 0;
  }

  /* Footer links stack properly */
  .footer .grid-2 > div:last-child {
    flex-direction: column;
    gap: 2rem;
    justify-content: flex-start;
  }

  /* Footer bottom wraps on very small screens */
  .footer-bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  /* Hero counter font size */
  .hero-content p[style] {
    font-size: 1.1rem !important;
  }

  /* Reduce vision image height */
  .vision-image-wrapper {
    height: 320px;
  }

  /* Prevent quote section overflow */
  .text-h2 {
    word-break: break-word;
  }

  /* Team card bio max-height bump for mobile hover */
  .team-card:hover .team-bio {
    max-height: 1200px;
  }

  /* Trust banner grid: 2 cols on mobile, already set, ensure spacing */
  .trust-banner .grid-4 {
    gap: 1.5rem;
  }

  /* Partner cards padding reduction */
  .partner-card {
    padding: 2rem;
  }

  /* Reduce menu-drawer left padding for small screens */
  .menu-drawer-left {
    padding: 5% 8%;
  }

  /* Remove left borders on single-column mobile layouts */
  .info-card {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--color-accent);
    padding-top: 1.5rem;
  }

  /* Remove Vision column divider border on mobile (single column) */
  .grid-2 > div[style*="border-left"] {
    border-left: none !important;
    padding-left: 0 !important;
  }
}

/* Social Links */
.social-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) 0 var(--spacing-sm);
  border-top: 1px solid rgba(0, 229, 255, 0.1);
  margin-top: var(--spacing-md);
}

.social-icon {
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(224, 242, 241, 0.15);
  border-radius: 50%;
  transition: color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.social-icon:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

/* Extra small screens */
@media (max-width: 480px) {
  .trust-banner .grid-4 {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .hero-content p[style] {
    font-size: 1rem !important;
  }

  .section {
    padding: 3rem 0;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}