/* ==========================================================================
   Custom Font Faces
   ========================================================================== */

@font-face {
  font-family: 'Ohrada';
  src: url('/fonts/Ohrada.otf') format('opentype');
  font-display: swap;
}

@font-face {
  font-family: 'Helvetica Now';
  src: url('/fonts/HelveticaNow.otf') format('opentype');
  font-display: swap;
}

@font-face {
  font-family: 'Helvetica Now Bold';
  src: url('/fonts/HelveticaNowBold.otf') format('opentype');
  font-display: swap;
}

@font-face {
  font-family: 'Open Sans';
  src: url('/fonts/OpenSans-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Open Sans';
  src: url('/fonts/OpenSans-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Open Sans';
  src: url('/fonts/OpenSans-Italic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* ==========================================================================
   CSS Custom Properties (Design Tokens)
   ========================================================================== */

:root {
  /* Colors */
  --color-primary: #1a2764;
  --color-secondary: #e4cea1;
  --color-accent: #eeaf13;
  --color-accent-hover: #cfa00f;
  --color-text: #424753;
  --color-background: #f4f5f7;
  --color-footer-bg: #031a2b;
  --color-white: #ffffff;

  /* Fonts */
  --font-display: 'Ohrada', Arial, sans-serif;
  --font-heading: 'Helvetica Now', Arial, sans-serif;
  --font-body: 'Open Sans', Arial, sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 5rem;

  /* Header */
  --header-height: 50px;
  --header-padding-desktop: 4rem;
  --header-padding-mobile: 1rem;

  /* Navigation */
  --nav-gap-desktop: 2rem;
  --nav-font-size: 1.2rem;
  --nav-letter-spacing: 1.5px;

  /* Footer */
  --footer-padding: 3.5rem 0;
  --footer-max-width: 1200px;

  /* Mobile Menu */
  --mobile-menu-width: 40%;
  --mobile-menu-max-width: 200px;
  --mobile-menu-height: 40svh;
  --mobile-menu-min-height: 250px;

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

  /* Border Radius */
  --radius: 5px;

  /* Z-index */
  --z-header: 1004;
  --z-hamburger: 1005;
  --z-mobile-menu: 1006;
  --z-scroll-top: 9999;
  --z-logo: 999;
}

/* ==========================================================================
   CSS Reset
   ========================================================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  background-color: var(--color-background);
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.6;
}

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

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

a,
button {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
}

p {
  line-height: 1.2;
  margin: 0;
}

/* ==========================================================================
   Header & Navigation (Desktop)
   ========================================================================== */

#g-navigation {
  top: 0;
  background: var(--color-primary);
  color: var(--color-white);
  position: fixed;
  width: 100%;
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 var(--header-padding-desktop) 0 0;
  z-index: var(--z-header);
  transition: transform var(--transition-fast);
}

#g-navigation .header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

#g-navigation nav {
  margin-left: auto;
}

#g-navigation nav ul {
  display: flex;
  list-style: none;
  gap: var(--nav-gap-desktop);
  align-items: center;
  margin: 0;
  padding: 0;
}

#g-navigation nav ul li a {
  font-family: var(--font-heading);
  color: var(--color-white);
  text-decoration: none;
  font-weight: normal;
  font-size: var(--nav-font-size);
  letter-spacing: var(--nav-letter-spacing);
  transition: color var(--transition-base);
}

#g-navigation nav ul li a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   Logo
   ========================================================================== */

.logo {
  display: flex;
  position: absolute;
  align-items: center;
  z-index: var(--z-logo);
}

.logo img {
  height: 43px;
  display: block;
  margin: auto 0;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: var(--nav-font-size);
  color: var(--color-white);
  text-decoration: none;
  margin-left: 30px;
  margin-right: 30px;
  letter-spacing: var(--nav-letter-spacing);
}

.logo-text:hover {
  color: var(--color-white);
  text-decoration: none;
}


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

#g-footer {
  width: 100%;
  background-color: var(--color-footer-bg);
  color: var(--color-white);
  padding: var(--spacing-3xl) var(--spacing-xl);
  z-index: 10;
  border-top-left-radius: var(--radius);
  border-top-right-radius: var(--radius);
}

.footer-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  max-width: var(--footer-max-width);
  margin: 0 auto;
  gap: var(--spacing-xl);
}

.footer-text,
.footer-logo {
  flex: 1;
  padding: var(--spacing-md);
}

.footer-text {
  max-width: 600px;
}

.footer-text p {
  line-height: 2;
  margin: 0 0 var(--spacing-lg) 0;
  font-family: var(--font-body);
}

.footer-text p:last-child {
  margin-bottom: 0;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.footer-logo img {
  height: 60px;
  width: auto;
}

/* ==========================================================================
   Scroll to Top Button
   ========================================================================== */

#scrollTopBtn {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 50px;
  height: 50px;
  border: none;
  background: transparent;
  background-image: url("/images/arrow-up-circle.svg");
  background-repeat: no-repeat;
  background-size: contain;
  cursor: pointer;
  z-index: var(--z-scroll-top);
  padding: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  mix-blend-mode: multiply;
}

#scrollTopBtn img {
  width: 100%;
  height: 100%;
  display: block;
}

#scrollTopBtn.show {
  opacity: 1;
  pointer-events: auto;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.single-line {
  white-space: nowrap;
}

.content {
  position: relative;
  margin: 0;
  padding: 0;
}

/* ==========================================================================
   Mobile Styles - Hidden on Desktop
   ========================================================================== */

.hamburger,
.hamburger-close,
.mobile-menu,
.bottom-bar,
.nav-bar,
.cover-bar {
  display: none;
}

/* ==========================================================================
   Mobile & Tablet Responsive Styles
   ========================================================================== */

@media (max-width: 768px) {

  /* Hide desktop navigation */
  #g-navigation {
    display: none;
  }

  #g-navigation nav ul {
    display: none;
  }

  /* Mobile Background Bars */
  .nav-bar {
    display: flex;
    top: 0;
    background: var(--color-secondary);
    position: fixed;
    width: 100%;
    height: 30svh;
    z-index: 0;
  }

  .cover-bar {
    display: flex;
    top: 0;
    bottom: 0;
    background: var(--color-background);
    position: absolute;
    width: 100%;
    z-index: 0;
  }

  .bottom-bar {
    position: fixed;
    bottom: 0;
    background: var(--color-footer-bg);
    width: 100%;
    height: 30svh;
    z-index: 0;
  }


  /* Mobile Logo */
  .logo {
    display: flex;
    height: var(--header-height);
    background-color: var(--color-secondary);
    align-items: flex-end;
    justify-content: flex-start;
    padding: 0 20px 0 12px;
    z-index: var(--z-logo);
    position: absolute;
    width: 100%;
    border-bottom-left-radius: var(--radius);
    border-bottom-right-radius: var(--radius);
  }

  .logo-text {
    display: block;
    font-family: var(--font-display);
    color: var(--color-primary);
    text-decoration: none;
    line-height: 1;
    margin: 0;
    padding: 0;
    margin-left: 10px;
    font-size: 2.5rem;
    letter-spacing: 1.5px;
    transform: translateY(2px);
  }

  .logo-text,
  .logo-text:link,
  .logo-text:visited,
  .logo-text:active {
    color: var(--color-primary);
  }

  .header-container {
    height: 100%;
  }

  /* Hamburger Menu Button */
  .hamburger {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    padding: 1rem 1rem 2rem 2rem;
    cursor: pointer;
    z-index: var(--z-hamburger);
    opacity: 1;
    transform: translateY(0);
    transition: opacity var(--transition-base), transform var(--transition-base);
  }

  .hamburger.hide {
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
  }

  .hamburger span {
    width: 30px;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: var(--radius);
  }

  /* Hamburger Close Button */
  .hamburger-close {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: var(--header-height);
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    cursor: pointer;
    background-color: transparent;
    padding-right: 15px;
    border: none;
    z-index: calc(var(--z-mobile-menu) + 1);
  }

  .hamburger-close span {
    width: 30px;
    height: 2px;
    background-color: var(--color-background);
    border-radius: var(--radius);
    margin: 3px 0;
  }

  /* Mobile Menu */
  .mobile-menu {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    width: 40%;
    height: 100vh;
    min-height: auto;
    max-width: var(--mobile-menu-max-width);
    background-color: rgba(26, 39, 100, 0.93);
    flex-direction: column;
    align-items: center;
    transition: transform var(--transition-base);
    z-index: var(--z-mobile-menu);
    padding-top: 60px;
    padding-bottom: var(--spacing-xl);
    transform: translateX(100%);
    border-radius: var(--radius);
    overflow-y: auto;
  }

  .mobile-menu.open {
    transform: translateX(0);
  }

  .mobile-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .mobile-menu ul li {
    width: 100%;
    text-align: center;
  }

  .mobile-menu ul li a {
    display: block;
    font-family: var(--font-body);
    color: var(--color-white);
    text-decoration: none;
    font-weight: normal;
    font-size: 1.1rem;
    padding: var(--spacing-md) var(--spacing-sm);
    transition: color var(--transition-base);
    -webkit-tap-highlight-color: rgba(70, 100, 180, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .mobile-menu ul li:last-child a {
    border-bottom: none;
  }

  .mobile-menu ul li a:hover {
    text-decoration: underline;
    background-color: rgba(255, 255, 255, 0.05);
  }

  /* Footer Responsive */
  #g-footer {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .footer-flex {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
  }

  .footer-text,
  .footer-logo {
    width: 100%;
    max-width: 100%;
    padding: var(--spacing-md) 0;
    text-align: center;
  }

  .footer-logo {
    justify-content: center;
  }

  .footer-logo img {
    width: 100%;
    max-width: 350px;
    height: auto;
  }

  /* Scroll to Top Button - Mobile */
  #scrollTopBtn {
    right: 15px;
    bottom: 15px;
    width: 45px;
    height: 45px;
  }
}

/* ==========================================================================
   Tablet Optimizations (768px - 1024px)
   ========================================================================== */

@media (min-width: 769px) and (max-width: 1024px) {
  #g-navigation {
    padding: 0 var(--spacing-lg) 0 0;
  }

  #g-navigation nav ul {
    gap: 1.5rem;
  }

  .logo-text {
    margin-left: var(--spacing-md);
    margin-right: var(--spacing-md);
  }

  /* Footer tablet optimization */
  #g-footer {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .footer-flex {
    gap: var(--spacing-lg);
  }
}

/* ==========================================================================
   Large Desktop Optimizations (1280px+)
   ========================================================================== */

@media (min-width: 1280px) {
  #g-navigation nav ul {
    gap: 5rem;
  }

  /* Footer large desktop optimization */
  #g-footer {
    padding: var(--spacing-3xl) var(--spacing-2xl);
  }

  .footer-logo img {
    height: 60px;
  }
}