/* ============================================
   AURA VAULT - Minimal Luxury Prototype
   ============================================ */

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #1a1a1a;
    --color-secondary: #666;
    --color-accent: #c9a961;
    --color-light: #f8f7f5;
    --color-white: #ffffff;
    --color-border: #e8e6e3;

    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--color-primary);
    background: var(--color-white);
    line-height: 1.7;
    font-size: 15px;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.2;
}

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

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 4px;
    font-weight: 500;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-links a {
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-secondary);
    transition: var(--transition);
}

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

.btn-text {
    background: none;
    border: 1px solid var(--color-primary);
    padding: 0.75rem 1.5rem;
    font-size: 0.75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
}

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

/* Buttons */
.btn-primary {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 1rem 2.5rem;
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: var(--transition);
}

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

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--color-primary);
    padding: 1rem 2.5rem;
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid var(--color-primary);
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: var(--spacing-xl) 3rem;
    padding-top: calc(var(--spacing-xl) + 80px);
}

.hero-content {
    max-width: 550px;
}

.hero-tagline {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
}

.hero p {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.05rem;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.ring-showcase {
    width: 450px;
    height: 450px;
    background: var(--color-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ring-placeholder {
    width: 250px;
    height: 250px;
    border: 2px dashed var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    font-size: 0.8rem;
    letter-spacing: 1px;
}

/* Features Bar */
.features-bar {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) 3rem;
    background: var(--color-light);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: var(--color-secondary);
}

.feature-icon {
    color: var(--color-accent);
}

/* Section Styles */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.section-label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    color: var(--color-secondary);
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* Collections Section */
.collections {
    padding: var(--spacing-xl) 3rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    cursor: pointer;
    transition: var(--transition);
}

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

.product-card:focus-within {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    background: var(--color-light);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.product-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover .product-image::after {
    opacity: 1;
}

.product-card:hover .product-placeholder {
    transform: scale(1.05);
    transition: transform 0.4s ease;
}

.product-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.product-badge {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.25rem 0.75rem;
    font-size: 0.65rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

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

.product-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.product-info p {
    font-size: 0.8rem;
    color: var(--color-secondary);
    margin-bottom: 0.5rem;
}

.price {
    font-size: 0.9rem;
    color: var(--color-accent);
    letter-spacing: 1px;
}

/* Custom Design Section */
.custom-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 80vh;
}

.custom-content {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 550px;
    margin-left: auto;
}

.custom-content h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.custom-content p {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

.custom-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.custom-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
}

.custom-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.custom-image {
    background: var(--color-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.custom-placeholder {
    width: 300px;
    height: 300px;
    border: 2px dashed var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-secondary);
    font-size: 0.85rem;
    padding: var(--spacing-md);
}

/* Testimonials */
.testimonials {
    padding: var(--spacing-xl) 3rem;
    background: var(--color-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--color-white);
    padding: var(--spacing-md);
    text-align: center;
}

.stars {
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 2px;
}

.testimonial-card p {
    font-style: italic;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.author-name {
    display: block;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.author-location {
    font-size: 0.8rem;
    color: var(--color-secondary);
}

/* About Section */
.about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 80vh;
}

.about-image {
    background: var(--color-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-placeholder {
    width: 300px;
    height: 400px;
    border: 2px dashed var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

.about-content {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 550px;
}

.about-content h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.about-content p {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.about-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--color-accent);
}

.stat-label {
    font-size: 0.75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-secondary);
}

/* Contact Section */
.contact {
    padding: var(--spacing-xl) 3rem;
    background: var(--color-primary);
    color: var(--color-white);
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact .section-label {
    color: var(--color-accent);
}

.contact h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.contact > p {
    opacity: 0.8;
    margin-bottom: var(--spacing-lg);
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.contact-method:hover {
    border-color: var(--color-accent);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-text {
    text-align: left;
}

.contact-text strong {
    display: block;
}

.contact-text small {
    opacity: 0.7;
    font-size: 0.8rem;
}

.contact-hours {
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-lg) 3rem var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
}

.footer-brand .logo {
    display: block;
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    opacity: 0.7;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-xl);
}

.footer-column h4 {
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    display: block;
    opacity: 0.7;
    font-size: 0.85rem;
    padding: 0.25rem 0;
    transition: var(--transition);
}

.footer-column a:hover {
    opacity: 1;
}

.footer-bottom {
    max-width: 1200px;
    margin: var(--spacing-lg) auto 0;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    opacity: 0.5;
    font-size: 0.8rem;
}

/* 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;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus States */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 12px;
    min-width: 48px;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    margin: 4px 0;
    transition: var(--transition);
    transform-origin: center;
}

/* Hamburger to X animation */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation Overlay */
.nav-links.mobile-active {
    display: flex !important;
}

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Large tablets and small desktops */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 120px;
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }

    .hero-content {
        max-width: 100%;
        margin-bottom: var(--spacing-lg);
    }

    .hero-actions {
        justify-content: center;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero p br {
        display: none;
    }

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

    .custom-section,
    .about {
        grid-template-columns: 1fr;
    }

    .custom-content,
    .about-content {
        max-width: 100%;
        margin: 0;
        padding: var(--spacing-lg);
    }

    .ring-showcase {
        width: 350px;
        height: 350px;
    }

    .ring-placeholder {
        width: 200px;
        height: 200px;
    }
}

/* Tablets - 768px breakpoint */
@media (max-width: 768px) {
    /* Base font size adjustment for better readability */
    body {
        font-size: 16px;
    }

    /* Navigation - Mobile */
    .nav-container {
        padding: 1rem 1.5rem;
    }

    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        z-index: 999;
        padding-top: 80px;
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links a {
        display: block;
        padding: 16px 24px;
        font-size: 1.1rem;
        min-height: 48px;
        line-height: 1.5;
    }

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

    .nav-actions {
        display: none;
    }

    /* Hero Section */
    .hero {
        min-height: auto;
        padding: 100px var(--spacing-md) var(--spacing-lg);
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero h1 br {
        display: none;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .hero-actions .btn-primary,
    .hero-actions .btn-secondary {
        width: 100%;
        text-align: center;
        padding: 1rem 1.5rem;
        min-height: 48px;
    }

    .ring-showcase {
        width: 280px;
        height: 280px;
    }

    .ring-placeholder {
        width: 160px;
        height: 160px;
    }

    /* Features Bar */
    .features-bar {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md) var(--spacing-md);
    }

    .feature {
        justify-content: center;
        padding: 8px 0;
    }

    /* Section Styling */
    .collections,
    .testimonials {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .section-header h2,
    .custom-content h2,
    .about-content h2,
    .contact h2 {
        font-size: 2rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    /* Product Grid */
    .products-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .product-card {
        max-width: 400px;
        margin: 0 auto;
        width: 100%;
    }

    .product-info h3 {
        font-size: 1.2rem;
    }

    .product-info p {
        font-size: 0.9rem;
    }

    /* Custom Section */
    .custom-section {
        min-height: auto;
    }

    .custom-content {
        padding: var(--spacing-lg) var(--spacing-md);
        order: 1;
    }

    .custom-image {
        order: 2;
        min-height: 300px;
    }

    .custom-placeholder {
        width: 250px;
        height: 250px;
    }

    .custom-content h2 br {
        display: none;
    }

    .custom-features li {
        font-size: 1rem;
        padding: 0.75rem 0;
        padding-left: 2rem;
        min-height: 44px;
    }

    /* Testimonials */
    .testimonial-card {
        padding: var(--spacing-md);
    }

    .testimonial-card p {
        font-size: 1rem;
    }

    /* About Section */
    .about {
        min-height: auto;
    }

    .about-image {
        min-height: 300px;
    }

    .about-placeholder {
        width: 200px;
        height: 280px;
    }

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

    .about-stats {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-md);
    }

    .stat {
        flex: 1 1 100px;
        min-width: 100px;
    }

    .stat-number {
        font-size: 2rem;
    }

    /* Contact Section */
    .contact {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .contact-methods {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }

    .contact-method {
        justify-content: center;
        padding: var(--spacing-sm) var(--spacing-md);
        min-height: 60px;
    }

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

    .contact-hours p {
        font-size: 0.9rem;
    }

    /* Footer */
    .footer {
        padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
    }

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

    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }

    .footer-column {
        min-width: 120px;
    }

    .footer-column a {
        padding: 8px 0;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Buttons - Ensure touch targets */
    .btn-primary,
    .btn-secondary,
    .btn-text {
        min-height: 48px;
        padding: 14px 24px;
        font-size: 0.85rem;
    }

    .section-cta .btn-primary {
        width: 100%;
        max-width: 300px;
    }
}

/* Mobile phones - 480px breakpoint */
@media (max-width: 480px) {
    /* Even smaller adjustments */
    .nav-container {
        padding: 0.875rem 1rem;
    }

    .logo {
        font-size: 1.25rem;
        letter-spacing: 2px;
    }

    .hero {
        padding: 90px 1rem var(--spacing-md);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-tagline {
        font-size: 0.7rem;
    }

    .hero p {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .ring-showcase {
        width: 220px;
        height: 220px;
    }

    .ring-placeholder {
        width: 120px;
        height: 120px;
        font-size: 0.7rem;
    }

    /* Section Headers */
    .section-header h2,
    .custom-content h2,
    .about-content h2,
    .contact h2 {
        font-size: 1.75rem;
    }

    .section-label {
        font-size: 0.7rem;
    }

    /* Features */
    .feature {
        font-size: 0.85rem;
    }

    /* Products */
    .product-placeholder {
        font-size: 1.25rem;
    }

    .price {
        font-size: 1rem;
    }

    /* Custom Section */
    .custom-content,
    .about-content {
        padding: var(--spacing-md) 1rem;
    }

    .custom-placeholder {
        width: 200px;
        height: 200px;
    }

    /* About */
    .about-placeholder {
        width: 160px;
        height: 220px;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .stat-label {
        font-size: 0.7rem;
    }

    /* Contact */
    .contact-icon {
        font-size: 1.25rem;
    }

    .contact-text strong {
        font-size: 0.95rem;
    }

    /* Footer */
    .footer {
        padding: var(--spacing-md) 1rem;
    }

    .footer-links {
        gap: var(--spacing-sm);
    }

    .footer-column {
        min-width: 100px;
    }

    .footer-column h4 {
        font-size: 0.75rem;
        margin-bottom: 0.5rem;
    }

    .footer-column a {
        font-size: 0.8rem;
    }

    .footer-bottom {
        font-size: 0.75rem;
    }
}

/* Prevent horizontal overflow on all screen sizes */
html, body {
    overflow-x: hidden;
}

.hero,
.collections,
.custom-section,
.testimonials,
.about,
.contact,
.footer {
    max-width: 100vw;
    overflow-x: hidden;
}

/* Ensure images and placeholders scale properly */
img,
.ring-showcase,
.product-image,
.custom-placeholder,
.about-placeholder {
    max-width: 100%;
}

/* Touch-friendly tap highlights */
@media (hover: none) {
    .btn-primary:active,
    .btn-secondary:active,
    .btn-text:active {
        opacity: 0.8;
    }

    .nav-links a:active,
    .footer-column a:active {
        background: rgba(0, 0, 0, 0.05);
    }

    .product-card:active {
        transform: scale(0.98);
    }
}

/* Ensure sufficient line-height for readability */
p, li {
    line-height: 1.7;
}

@media (max-width: 768px) {
    p, li {
        line-height: 1.8;
    }
}