/* =========================================
   CSS Variables & Design System
   ========================================= */
:root {
    /* Color Palette - Premium Dark Theme */
    --color-bg: #0D0B0A;
    /* Very dark brown/black */
    --color-surface: #1A1614;
    /* Slightly lighter brown/black */
    --color-surface-light: #2A2421;
    --color-primary: #D4AF37;
    /* Gold */
    --color-primary-hover: #F3E5AB;
    --color-text: #FDFBF7;
    /* Off white */
    --color-text-muted: #A39B98;
    /* Warm grey */
    --color-border: rgba(255, 255, 255, 0.1);

    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    --font-secondary: 'Inter', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* =========================================
   Reset & Global Styles
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--color-bg);
    color: var(--color-text);
    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-primary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    letter-spacing: -0.02em;
    font-weight: 800;
}

h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(2rem, 3vw, 2.5rem);
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}

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

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

ul {
    list-style: none;
}

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

/* =========================================
   Layout & Utility Classes
   ========================================= */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

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

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: var(--font-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
    color: var(--color-bg);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

/* =========================================
   Header & Navigation
   ========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: padding var(--transition-normal), background-color var(--transition-normal), backdrop-filter var(--transition-normal);
}

.header.scrolled {
    padding: 1rem 0;
    background-color: rgba(13, 11, 10, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.logo span {
    color: var(--color-primary);
}

.nav-menu {
    display: none;
}

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

    .nav-list {
        display: flex;
        gap: 2.5rem;
    }

    .nav-link {
        font-family: var(--font-primary);
        font-size: 0.95rem;
        font-weight: 500;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        position: relative;
    }

    .nav-link::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 0;
        height: 1px;
        background-color: var(--color-primary);
        transition: width var(--transition-fast);
    }

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: block;
    background: transparent;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1001;
}

@media (min-width: 992px) {
    .menu-toggle {
        display: none;
    }
}

.hamburger,
.hamburger::before,
.hamburger::after {
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    position: absolute;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.hamburger {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.menu-toggle.active .hamburger {
    background-color: transparent;
}

.menu-toggle.active .hamburger::before {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active .hamburger::after {
    transform: translateY(-8px) rotate(-45deg);
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(13, 11, 10, 0.7) 0%, rgba(13, 11, 10, 0.4) 50%, rgba(13, 11, 10, 0.9) 100%);
    z-index: -1;
}

.hero-content {
    padding-top: var(--space-xl);
    width: 100%;
}

.hero-text {
    max-width: 800px;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--color-text);
    margin-bottom: var(--space-lg);
    font-weight: 300;
}

/* =========================================
   Believe in Coffee / Menu Section
   ========================================= */
.believe-section {
    background-color: var(--color-bg);
    position: relative;
    z-index: 2;
}

.section-header {
    max-width: 800px;
    margin: 0 auto var(--space-xl);
}

.section-header h2 {
    color: var(--color-primary);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.menu-item {
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-fast);
}

.menu-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
    border-color: var(--color-primary);
}

.menu-item h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
    font-size: 1.5rem;
}

.menu-item p {
    margin-bottom: 0;
}

/* =========================================
   Our Story Section
   ========================================= */
.story-section {
    background-color: var(--color-surface-light);
}

.story-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    align-items: center;
}

@media (min-width: 992px) {
    .story-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.story-text h2 {
    color: var(--color-primary);
}

.feature-item h3 {
    font-size: 1.5rem;
    color: var(--color-text);
}

/* =========================================
   Features Section
   ========================================= */
.features-section {
    background-color: var(--color-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
}

.feature-card {
    text-align: center;
    padding: var(--space-md);
}

/* =========================================
   Blog Section
   ========================================= */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.blog-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-5px);
}

.blog-content {
    padding: var(--space-md);
}

.blog-content h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.blog-meta {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =========================================
   Contact & Footer
   ========================================= */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.contact-item h4 {
    margin-bottom: var(--space-xs);
}

.footer a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

/* =========================================
   Animations
   ========================================= */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* =========================================
   Mobile Navigation Overlay
   ========================================= */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 11, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-list {
    list-style: none;
    text-align: center;
    padding: 0;
}

.mobile-nav-list li {
    margin-bottom: var(--space-md);
    transform: translateY(20px);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.mobile-nav-overlay.active .mobile-nav-list li {
    transform: translateY(0);
    opacity: 1;
}

.mobile-nav-overlay.active .mobile-nav-list li:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav-overlay.active .mobile-nav-list li:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav-overlay.active .mobile-nav-list li:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav-overlay.active .mobile-nav-list li:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav-overlay.active .mobile-nav-list li:nth-child(5) { transition-delay: 0.3s; }
.mobile-nav-overlay.active .mobile-nav-list li:nth-child(6) { transition-delay: 0.35s; }

.mobile-nav-list a {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.mobile-nav-list a:hover {
    color: var(--color-primary);
}

body.nav-open {
    overflow: hidden;
}

@media (min-width: 992px) {
    .mobile-nav-overlay {
        display: none;
    }
}

/* =========================================
   Contact Form Success State
   ========================================= */
.form-success {
    display: none;
    text-align: center;
    padding: var(--space-xl) var(--space-md);
}

.form-success.active {
    display: block;
    animation: fadeInUp 0.6s ease forwards;
}

.form-success .success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: 2.5rem;
    color: var(--color-bg);
    animation: scaleIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

.form-success h3 {
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
    from { transform: scale(0); }
    to { transform: scale(1); }
}

/* =========================================
   Mobile Adaptations
   ========================================= */
@media (max-width: 768px) {
    .hero {
        background-attachment: scroll !important;
    }

    .section {
        padding: var(--space-md) 0;
    }
}