/* =================================
   CSS RESET & BASE STYLES
   ================================= */

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

/* CSS Variables */
:root {
    /* Colors from design spec */
    --color-primary: #3E2723;
    --color-secondary: #8D6E63;
    --color-light: #FFF8F3;
    --color-dark: #1A1410;
    --color-accent: #F5E6D3;
    --color-gold: #D4AF37;
    --color-success: #4CAF50;
    --color-warning: #FF9800;

    /* Typography */
    --font-serif: 'Georgia', 'Garamond', serif;
    --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;

    /* Spacing */
    --spacing-sm: 16px;
    --spacing-md: 32px;
    --spacing-lg: 48px;
    --spacing-xl: 64px;
    --spacing-xxl: 80px;

    /* Other */
    --transition: all 0.3s ease;
    --border-radius: 8px;
    --max-width: 1200px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-light);
}

/* =================================
   TYPOGRAPHY
   ================================= */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 700;
}

h1 {
    font-size: 48px;
}

h2 {
    font-size: 36px;
}

h3 {
    font-size: 24px;
    font-weight: 600;
}

h4 {
    font-size: 18px;
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
}

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

/* =================================
   HEADER & NAVIGATION
   ================================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 248, 243, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(62, 39, 35, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-primary);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--color-secondary);
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* =================================
   HERO SECTION
   ================================= */

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #3E2723 0%, #8D6E63 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 20, 16, 0.3);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding: 0 var(--spacing-md);
}

.hero-title {
    color: var(--color-light);
    font-size: 48px;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    color: var(--color-accent);
    font-size: 20px;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.2s;
    animation-fill-mode: backwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator span {
    display: block;
    width: 24px;
    height: 36px;
    border: 2px solid var(--color-light);
    border-radius: 20px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-light);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0%, 100% {
        opacity: 1;
        top: 8px;
    }
    50% {
        opacity: 0.5;
        top: 18px;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =================================
   BUTTONS
   ================================= */

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(62, 39, 35, 0.3);
}

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

.btn-secondary:hover {
    background: var(--color-secondary);
    color: var(--color-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(62, 39, 35, 0.2);
}

.btn-accent {
    background: var(--color-gold);
    color: var(--color-primary);
    font-size: 18px;
    padding: 16px 40px;
}

.btn-accent:hover {
    background: #E6C744;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(212, 175, 55, 0.4);
}

.btn-primary:active,
.btn-secondary:active,
.btn-accent:active {
    transform: translateY(0);
}

/* =================================
   SECTIONS
   ================================= */

.section-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-xxl) var(--spacing-md);
}

.section-title {
    text-align: center;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.section-title.light {
    color: var(--color-light);
}

.section-subtitle {
    text-align: center;
    color: var(--color-secondary);
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
}

/* =================================
   MENU SECTION
   ================================= */

.menu-section {
    background: var(--color-light);
}

.drink-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.drink-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(62, 39, 35, 0.1);
    transition: var(--transition);
    cursor: pointer;
}

.drink-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(62, 39, 35, 0.2);
}

.card-image-container {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.card-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: var(--transition);
}

.drink-card:hover .card-image {
    transform: scale(1.05);
    filter: brightness(1.05);
}

/* Coffee drink placeholder images using gradients */
.espresso-image {
    background: linear-gradient(135deg, #6D4C41 0%, #4E342E 100%);
}

.lavender-image {
    background: linear-gradient(135deg, #B39DDB 0%, #9575CD 100%);
}

.coldbrew-image {
    background: linear-gradient(135deg, #8D6E63 0%, #6D4C41 100%);
}

.chai-image {
    background: linear-gradient(135deg, #D4A574 0%, #BC8F5A 100%);
}

.badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.badge-bestseller {
    background: var(--color-gold);
    color: var(--color-primary);
}

.badge-new {
    background: var(--color-success);
    color: white;
}

.badge-favorite {
    background: var(--color-primary);
    color: var(--color-light);
}

.badge-seasonal {
    background: var(--color-warning);
    color: white;
}

.drink-card:hover .badge {
    transform: scale(1.05);
}

.card-content {
    padding: var(--spacing-md);
}

.card-title {
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.card-description {
    color: var(--color-dark);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.card-price {
    display: inline-block;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-secondary);
}

/* =================================
   LOCATION & HOURS SECTION
   ================================= */

.location-section {
    background: var(--color-accent);
}

.location-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.location-card,
.hours-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(62, 39, 35, 0.1);
}

.location-details {
    margin-top: var(--spacing-md);
}

.detail-item {
    display: flex;
    gap: 1rem;
    margin-bottom: var(--spacing-md);
}

.icon {
    width: 24px;
    height: 24px;
    color: var(--color-secondary);
    flex-shrink: 0;
}

.detail-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-secondary);
    margin-bottom: 0.25rem;
}

.detail-value {
    color: var(--color-dark);
    font-weight: 500;
}

.detail-value a {
    color: var(--color-primary);
}

.detail-value a:hover {
    color: var(--color-secondary);
}

.hours-table {
    width: 100%;
    margin: var(--spacing-md) 0;
    border-collapse: collapse;
}

.hours-table tr {
    border-bottom: 1px solid var(--color-accent);
}

.hours-table tr:last-child {
    border-bottom: none;
}

.hours-table td {
    padding: 12px 0;
}

.hours-table .day {
    color: var(--color-primary);
    font-weight: 600;
}

.hours-table .time {
    text-align: right;
    color: var(--color-secondary);
}

.hours-note {
    margin-top: 1rem;
    font-size: 14px;
    color: var(--color-secondary);
    font-style: italic;
}

/* =================================
   LOYALTY SECTION
   ================================= */

.loyalty-section {
    background: linear-gradient(135deg, #6D4C41 0%, #5D4037 100%);
    color: var(--color-light);
}

.loyalty-content {
    max-width: 800px;
    margin: 0 auto;
}

.loyalty-description {
    text-align: center;
    color: var(--color-accent);
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.benefit-item {
    text-align: center;
    padding: var(--spacing-md);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    color: var(--color-gold);
    margin: 0 auto 1rem;
}

.benefit-item p {
    font-size: 14px;
    color: var(--color-accent);
    margin: 0;
}

/* =================================
   LOYALTY FORM
   ================================= */

.loyalty-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-top: var(--spacing-lg);
    position: relative;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-light);
}

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

.form-input {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    font-family: var(--font-sans);
    border: 2px solid var(--color-accent);
    border-radius: 4px;
    background: white;
    color: var(--color-dark);
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.form-input.invalid {
    border-color: var(--color-warning);
}

.form-input.valid {
    border-color: var(--color-success);
}

.error-message {
    display: none;
    color: var(--color-warning);
    font-size: 14px;
    margin-top: 0.5rem;
}

.error-message.show {
    display: block;
}

.form-help {
    display: block;
    font-size: 14px;
    color: var(--color-accent);
    margin-top: 0.5rem;
}

.loyalty-form .btn-accent {
    width: 100%;
    margin-top: var(--spacing-md);
}

/* Success Message */
.success-message {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(76, 175, 80, 0.95);
    border-radius: var(--border-radius);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 1rem;
    padding: var(--spacing-md);
    text-align: center;
    animation: slideIn 0.3s ease;
}

.success-message.show {
    display: flex;
}

.success-icon {
    width: 64px;
    height: 64px;
    color: white;
}

.success-text {
    color: white;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =================================
   FOOTER
   ================================= */

.footer {
    background: var(--color-primary);
    color: var(--color-light);
    padding: var(--spacing-xxl) 0 var(--spacing-md);
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.footer-title {
    color: var(--color-gold);
    margin-bottom: 1rem;
}

.footer-text {
    color: var(--color-accent);
    font-size: 14px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--color-accent);
    font-size: 14px;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 248, 243, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--color-gold);
    transform: translateY(-3px);
}

.social-links svg {
    width: 20px;
    height: 20px;
    fill: var(--color-light);
}

.footer-bottom {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 248, 243, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-accent);
    font-size: 14px;
    margin: 0;
}

/* =================================
   RESPONSIVE DESIGN
   ================================= */

/* Tablet and below */
@media (max-width: 1024px) {
    .drink-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet */
@media (max-width: 768px) {
    h1 {
        font-size: 36px;
    }

    h2 {
        font-size: 28px;
    }

    .header-container {
        padding: 1rem var(--spacing-sm);
    }

    .nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-container {
        padding: 60px var(--spacing-sm);
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .loyalty-form {
        padding: var(--spacing-md);
    }

    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile */
@media (max-width: 576px) {
    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 24px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

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

    .location-container {
        grid-template-columns: 1fr;
    }

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

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .btn-accent {
        font-size: 16px;
        padding: 14px 32px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .section-container {
        padding: 48px var(--spacing-sm);
    }
}

/* =================================
   ACCESSIBILITY - REDUCED MOTION
   ================================= */

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

/* =================================
   FOCUS STATES (Accessibility)
   ================================= */

a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--color-gold);
    outline-offset: 2px;
}

/* Skip to main content link for screen readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-light);
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}