/* ==========================================================================
   Tuscia.Shop Landing Page - Mobile-First Styles
   ========================================================================== */

/* CSS Custom Properties (Design Tokens)
   ========================================================================== */
:root {
    /* Color Palette */
    --primary-green: #4A7C59;
    --primary-green-dark: #3A6247;
    --primary-green-light: #5A8C69;
    --accent-gold: #D4A853;
    --accent-gold-dark: #C49843;
    --terracotta: #C67B4E;
    --terracotta-dark: #B56B3E;
    --cream-bg: #FDF6E3;
    --cream-dark: #F5EBCD;
    --dark-green: #2C3E2D;
    --text-primary: #2C3E2D;
    --text-secondary: #4A5D4B;
    --text-muted: #6B7D6B;
    --white: #FFFFFF;
    --error: #D64545;
    --success: #4A7C59;
    
    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 50%;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(44, 62, 45, 0.08);
    --shadow-md: 0 4px 8px rgba(44, 62, 45, 0.12);
    --shadow-lg: 0 8px 16px rgba(44, 62, 45, 0.16);
    --shadow-xl: 0 12px 24px rgba(44, 62, 45, 0.20);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--cream-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-sm) var(--space-md);
    background-color: var(--primary-green);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: 10000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-md);
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    margin-top: 0;
    color: var(--dark-green);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.25rem; }

p {
    margin-top: 0;
    margin-bottom: var(--space-md);
}

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

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

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

/* ==========================================================================
   Layout Utilities
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    min-height: 48px;
    min-width: 44px;
}

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

.btn-primary:hover {
    background-color: var(--primary-green-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:focus {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

.btn-full {
    width: 100%;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(253, 246, 227, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(74, 124, 89, 0.1);
    transition: all var(--transition-base);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-green);
    letter-spacing: 0.5px;
}

/* Navigation Toggle (Mobile) */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--dark-green);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    width: 100%;
}

.hamburger::before {
    transform: translateY(-8px);
}

.hamburger::after {
    transform: translateY(6px);
}

.nav-toggle[aria-expanded="true"] .hamburger {
    background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg) translate(5px, -5px);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg) translate(5px, 5px);
}

/* Navigation Menu */
.nav-menu {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    margin: 0;
    padding: var(--space-md);
    list-style: none;
    background-color: var(--cream-bg);
    border-bottom: 1px solid rgba(74, 124, 89, 0.1);
    display: none;
    flex-direction: column;
    gap: var(--space-sm);
}

.nav-menu.is-visible {
    display: flex;
}

.nav-menu a {
    display: block;
    padding: var(--space-md) var(--space-lg);
    color: var(--text-primary);
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-menu a:hover {
    background-color: rgba(74, 124, 89, 0.1);
    color: var(--primary-green);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(72px + var(--space-2xl)) 0 var(--space-3xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: 
        linear-gradient(135deg, rgba(74, 124, 89, 0.05) 0%, rgba(198, 123, 78, 0.05) 100%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%234A7C59' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.status-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background-color: var(--accent-gold);
    color: var(--dark-green);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.hero h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
}

.hero-subheadline {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

/* ==========================================================================
   Section Styles
   ========================================================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-intro {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 1.0625rem;
}

/* Value Proposition Section */
.value-prop {
    padding: var(--space-3xl) 0;
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.feature-card {
    text-align: center;
    padding: var(--space-xl);
    background-color: var(--cream-bg);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    color: var(--primary-green);
}

.feature-card h3 {
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.region-info {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-xl);
    background: linear-gradient(135deg, rgba(74, 124, 89, 0.05) 0%, rgba(198, 123, 78, 0.05) 100%);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--terracotta);
}

.region-info h3 {
    color: var(--terracotta);
    margin-bottom: var(--space-md);
}

.region-info p {
    margin-bottom: 0;
    color: var(--text-secondary);
}

/* Products Preview Section */
.products-preview {
    padding: var(--space-3xl) 0;
    background-color: var(--cream-bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.product-card {
    text-align: center;
    padding: var(--space-lg);
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    color: var(--primary-green);
}

.product-card h3 {
    font-size: 0.9375rem;
    margin-bottom: var(--space-xs);
}

.product-card p {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* Signup Section */
.signup-section {
    padding: var(--space-3xl) 0;
    background-color: var(--white);
}

.signup-container {
    max-width: 600px;
    margin: 0 auto;
}

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

.signup-content h2 {
    margin-bottom: var(--space-md);
}

.signup-content > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
}

/* Form Styles */
.signup-form {
    text-align: left;
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 500;
    color: var(--text-primary);
}

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

.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    background-color: var(--white);
    border: 2px solid #E0DDD5;
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input[type="email"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(74, 124, 89, 0.15);
}

.form-group input[type="email"]::placeholder,
.form-group textarea::placeholder {
    color: #A5A199;
}

.form-group input[type="email"].is-invalid,
.form-group textarea.is-invalid {
    border-color: var(--error);
}

.error-message {
    display: block;
    margin-top: var(--space-xs);
    font-size: 0.875rem;
    color: var(--error);
    min-height: 1.25rem;
}

.form-hint {
    display: block;
    margin-top: var(--space-xs);
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* Checkbox */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin: 0;
    margin-top: 2px;
    accent-color: var(--primary-green);
    cursor: pointer;
    flex-shrink: 0;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: 400;
    cursor: pointer;
}

/* Submit Button */
.btn .btn-loading {
    display: none;
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loading {
    display: inline-flex;
}

.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Message Box */
.message-box {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    background-color: rgba(74, 124, 89, 0.05);
    border-radius: var(--radius-md);
    text-align: center;
}

.message-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.message-icon svg {
    width: 64px;
    height: 64px;
}

.message-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 var(--space-sm) 0;
}

.message-description {
    margin: 0 0 var(--space-lg) 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--olive-green);
    color: var(--olive-green);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-secondary:hover {
    background-color: var(--olive-green);
    color: var(--white);
}

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

.footer {
    background-color: var(--dark-green);
    color: var(--cream-bg);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.footer-brand .logo-text {
    color: var(--cream-bg);
    font-size: 1.5rem;
    display: block;
    margin-bottom: var(--space-sm);
}

.footer-tagline {
    color: rgba(253, 246, 227, 0.7);
    font-style: italic;
    margin: 0;
}

.footer-links h3,
.footer-contact h3 {
    color: var(--accent-gold);
    font-size: 1rem;
    margin-bottom: var(--space-md);
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(253, 246, 227, 0.8);
    transition: color var(--transition-fast);
}

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

.footer-contact a {
    display: block;
    color: rgba(253, 246, 227, 0.8);
    margin-bottom: var(--space-md);
}

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

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: rgba(253, 246, 227, 0.8);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    color: var(--accent-gold);
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.social-links svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    margin: 0;
    font-size: 0.875rem;
    color: rgba(253, 246, 227, 0.6);
}

/* ==========================================================================
   Tablet Breakpoint (768px+)
   ========================================================================== */

@media (min-width: 768px) {
    :root {
        --container-padding: 2rem;
    }
    
    h1 { font-size: 3rem; }
    h2 { font-size: 2.25rem; }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero-subheadline {
        font-size: 1.25rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-lg);
    }
    
    .product-card {
        padding: var(--space-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr 1fr;
        text-align: left;
    }
    
    .footer-brand {
        text-align: left;
    }
    
    .social-links {
        justify-content: flex-start;
    }
}

/* ==========================================================================
   Desktop Breakpoint (1024px+)
   ========================================================================== */

@media (min-width: 1024px) {
    :root {
        --container-padding: 2rem;
    }
    
    h1 { font-size: 3.5rem; }
    
    /* Navigation */
    .nav-toggle {
        display: none;
    }
    
    .nav-menu {
        position: static;
        display: flex;
        flex-direction: row;
        padding: 0;
        background: none;
        border: none;
        gap: var(--space-md);
    }
    
    .nav-menu a {
        padding: var(--space-sm) var(--space-md);
    }
    
    .nav-menu a:hover {
        background: none;
    }
    
    /* Hero */
    .hero {
        min-height: 100vh;
    }
    
    .hero-content {
        max-width: 700px;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
    
    /* Sections */
    .value-prop,
    .products-preview,
    .signup-section {
        padding: var(--space-4xl) 0;
    }
    
    /* Features */
    .features-grid {
        gap: var(--space-xl);
    }
    
    .feature-card {
        padding: var(--space-2xl);
    }
    
    /* Products */
    .products-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: var(--space-lg);
    }
    
    .product-card {
        padding: var(--space-lg);
    }
    
    .product-card h3 {
        font-size: 1rem;
    }
    
    .product-card p {
        font-size: 0.8125rem;
    }
    
    /* Form */
    .signup-container {
        max-width: 600px;
    }
}

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

@media (min-width: 1280px) {
    .hero h1 {
        font-size: 4rem;
    }
    
    .section-header {
        margin-bottom: var(--space-3xl);
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .header,
    .nav-toggle,
    .signup-form,
    .social-links {
        display: none !important;
    }
    
    body {
        background-color: white;
        color: black;
    }
    
    .hero {
        min-height: auto;
        padding: 2rem 0;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
}

/* ==========================================================================
   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;
    }
}