/* Global Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

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

body {
  font-family: var(--font-family-body);
  color: var(--color-on-surface-variant);
  background-color: var(--color-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-family-headline);
  color: var(--color-on-surface);
  line-height: 1.2;
}

h1 {
  font-size: var(--font-size-display-lg);
}

h2 {
  font-size: var(--font-size-headline-lg);
}

h3 {
  font-size: var(--font-size-title-lg);
}

h3.category-title {
  color: var(--color-primary);
}

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

/* Base Components & Rules */

/* 1. The "No-Line" Rule - strict layout without borders */
.surface-card {
  background-color: var(--color-surface-container-lowest);
  border-radius: var(--radius-lg);
  padding: var(--spacing-8);
  /* no border, soft tonal lift */
}

.surface-zone {
  background-color: var(--color-surface-container-low);
  padding: var(--spacing-16) var(--spacing-8);
}

/* 2. Glassmorphism & Elevation */
.glass-nav {
  position: fixed;
  top: 0;
  width: 100%;
  height: 80px;
  /* Fixed height for single-line nav */
  z-index: 1000;
  background-color: var(--color-primary-fixed-variant, rgb(0, 29, 53));
  padding: 0 var(--spacing-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-nav.scrolled {
  height: 70px;
  background-color: var(--color-primary-fixed-variant, rgb(0, 29, 53));
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

.ambient-shadow {
  box-shadow: var(--shadow-ambient);
}

/* 3. Navigation Links (Uniform Style) */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.nav-item {
  padding: 0.6rem 1.25rem;
  font-family: var(--font-family-body);
  font-weight: 700;
  font-size: var(--font-size-label-md);
  color: var(--color-surface-container-highest);
  border-radius: var(--radius-xl);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: 2px solid transparent;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
}

.nav-item.active {
  background-color: var(--color-primary-container);
  color: white;
  border-color: var(--color-primary-container);
}

/* 4. Logo & Protruding Effect */
.logo {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.logo a {
  display: flex;
  align-items: center;
  height: 100%;
}

.logo img.protruding-logo {
  height: 120px;
  /* Large height to protrude */
  width: auto;
  position: relative;
  top: 20px;
  /* Protrude downward */
  border-radius: 24px;
  /* Curved borders as per user request */
  background: white;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  z-index: 1001;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.glass-nav.scrolled img.protruding-logo {
  height: 100px;
  top: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Mobile Menu Responsive Styles */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  z-index: 1001;
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--color-primary-fixed-variant, rgb(0, 29, 53));
    flex-direction: column;
    justify-content: flex-start;
    padding-top: var(--spacing-16);
    gap: var(--spacing-6);
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
    pointer-events: none;
  }
  
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-item {
    font-size: 1.25rem;
    width: 80%;
  }
}

/* 4. Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-xl);
  font-family: var(--font-family-body);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}

.btn-primary:hover {
  background: linear-gradient(to right, var(--color-primary), var(--color-primary-container));
  transform: translateY(-2px);
  box-shadow: var(--shadow-ambient-lg);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-on-secondary);
}

.btn-secondary:hover {
  background: linear-gradient(to right, var(--color-secondary), var(--color-secondary-container));
  transform: translateY(-2px);
  box-shadow: var(--shadow-ambient-lg);
}

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

.btn-outline:hover {
  background-color: var(--color-on-primary);
  color: var(--color-primary);
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

.grid {
  display: grid;
  gap: var(--spacing-8);
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

/* Spacing Helpers */
.mt-12 {
  margin-top: var(--spacing-12);
}

.mb-12 {
  margin-bottom: var(--spacing-12);
}

.py-20 {
  padding-top: var(--spacing-20);
  padding-bottom: var(--spacing-20);
}

/* Typography Helpers */
.text-center {
  text-align: center;
}

.text-primary {
  color: var(--color-primary);
}

.text-white {
  color: var(--color-surface-container-lowest);
}

.label-md {
  font-size: var(--font-size-label-md);
  color: var(--color-on-secondary-fixed-variant);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Ghost Border for Inputs */
.ghost-input {
  background-color: var(--color-surface-container-lowest);
  border: 1px solid rgba(192, 199, 211, 0.2);
  /* 20% opacity outline-variant */
  padding: 1rem;
  border-radius: var(--radius-md);
  width: 100%;
  font-family: var(--font-family-body);
  font-size: var(--font-size-body-md);
  color: var(--color-on-surface);
  transition: all 0.3s ease;
}

.ghost-input:focus {
  outline: none;
  border-color: rgba(192, 199, 211, 0.8);
  box-shadow: var(--shadow-ambient);
}

/* Floating Order Bar */
.floating-order-bar {
  position: fixed;
  bottom: var(--spacing-6);
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: var(--spacing-4) var(--spacing-8);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-ambient-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
  z-index: 1000;
  width: 90%;
  max-width: 600px;
  justify-content: space-between;
}

@media (max-width: 768px) {
  .floating-order-bar {
    width: 95%;
    padding: var(--spacing-4);
    bottom: var(--spacing-4);
  }
}