/* ========================================
   Balanz Protein House - Styles
   Bold Editorial Design
   Midnight Blue + Mint Palette
======================================== */

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

:root {
    --midnight: #0a1628;
    --midnight-light: #1a2d4a;
    --midnight-mid: #0f1f38;
    --mint: #4ade80;
    --mint-light: #86efac;
    --mint-dark: #22c55e;
    --white: #ffffff;
    --off-white: #f8fafc;
    --gray-50: #f1f5f9;
    --gray-100: #e2e8f0;
    --gray-200: #cbd5e1;
    --gray-300: #94a3b8;
    --gray-400: #64748b;
    --gray-500: #475569;
    --gray-600: #334155;
    --gray-700: #1e293b;
    
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', system-ui, sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.15);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.2);
}

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

body {
    font-family: var(--font-sans);
    color: var(--gray-700);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

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

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.2;
    color: var(--midnight);
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--mint-dark);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--space-lg);
}

.text-mint {
    color: var(--mint-dark);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
    max-width: 600px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 1rem 2rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--mint);
    color: var(--midnight);
    border-color: var(--mint);
}

.btn-primary:hover {
    background: var(--mint-light);
    border-color: var(--mint-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--midnight);
}

.btn-outline-light {
    background: transparent;
    color: var(--midnight);
    border-color: var(--midnight);
}

.btn-outline-light:hover {
    background: var(--midnight);
    color: var(--white);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--white);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-icon {
    color: var(--mint);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-200);
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--mint);
    transition: width 0.3s ease;
}

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

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

.header-cta {
    display: none;
}

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--midnight);
    padding: var(--space-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mobile-nav-link {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--gray-200);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: color 0.3s ease;
}

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

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(10, 22, 40, 0.92) 0%,
        rgba(10, 22, 40, 0.85) 50%,
        rgba(10, 22, 40, 0.78) 100%
    );
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    padding: var(--space-4xl) var(--space-lg);
}

.hero-eyebrow {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--mint);
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    color: var(--white);
    margin-bottom: var(--space-lg);
    line-height: 1.1;
}

.hero-title-accent {
    display: block;
    font-style: italic;
    font-weight: 400;
    color: var(--mint);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--gray-200);
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--gray-300);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* About */
.about {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/5;
}

.about-content {
    padding: var(--space-lg) 0;
}

.about-text {
    font-size: 1.0625rem;
    color: var(--gray-500);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--gray-100);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--midnight);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Products */
.products {
    padding: var(--space-4xl) 0;
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header .section-subtitle {
    margin: 0 auto;
}

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

.product-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    overflow: hidden;
    aspect-ratio: 4/3;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-content {
    padding: var(--space-lg);
}

.product-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.product-description {
    font-size: 1rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* Philosophy */
.philosophy {
    padding: var(--space-4xl) 0;
    background: var(--midnight);
}

.philosophy-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.philosophy .section-eyebrow {
    color: var(--mint);
}

.philosophy-title {
    color: var(--white);
    margin-bottom: var(--space-3xl);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
    text-align: left;
}

.philosophy-item {
    padding: var(--space-xl);
    background: var(--midnight-light);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.3s ease;
}

.philosophy-item:hover {
    border-color: var(--mint);
    transform: translateY(-4px);
}

.philosophy-icon {
    color: var(--mint);
    margin-bottom: var(--space-md);
}

.philosophy-heading {
    font-size: 1.375rem;
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.philosophy-text {
    font-size: 1rem;
    color: var(--gray-300);
    line-height: 1.7;
}

/* Visit */
.visit {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.visit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.visit-info {
    padding: var(--space-lg) 0;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.contact-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.contact-icon {
    color: var(--mint-dark);
    flex-shrink: 0;
    margin-top: 4px;
}

.contact-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-label {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-400);
}

.contact-value {
    font-size: 1.0625rem;
    color: var(--midnight);
    line-height: 1.6;
}

.contact-link {
    font-size: 1.0625rem;
    color: var(--midnight);
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--mint-dark);
}

.visit-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    min-height: 450px;
}

.visit-map iframe {
    width: 100%;
    height: 100%;
    min-height: 450px;
}

/* CTA */
.cta {
    padding: var(--space-4xl) 0;
    background: var(--mint);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--midnight);
    margin-bottom: var(--space-md);
}

.cta-text {
    font-size: 1.125rem;
    color: var(--midnight-light);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--midnight);
    color: var(--gray-300);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--white);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    font-size: 1rem;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 300px;
}

.footer-heading {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--white);
    margin-bottom: var(--space-md);
}

.footer-nav,
.footer-contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-nav a,
.footer-contact-list a {
    font-size: 1rem;
    color: var(--gray-400);
    transition: color 0.3s ease;
}

.footer-nav a:hover,
.footer-contact-list a:hover {
    color: var(--mint);
}

.footer-contact-list li {
    font-size: 1rem;
    line-height: 1.6;
}

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

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Responsive */
@media (min-width: 768px) {
    .header-cta {
        display: inline-flex;
    }
}

@media (max-width: 767px) {
    .nav-list,
    .header-cta {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .about-grid,
    .products-grid,
    .visit-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

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