/* ========================================
   MANANTIAL SAN MILLÁN - Main Stylesheet
   ======================================== */

/* --- CSS Variables --- */
:root {
    --primary: #1a73a7;
    --primary-light: #a8d8ea;
    --primary-dark: #0d4f73;
    --accent: #2196F3;
    --water-light: #e8f4fd;
    --water-medium: #b3e5fc;
    --white: #ffffff;
    --off-white: #f8fbfe;
    --gray-100: #f0f4f8;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-500: #64748b;
    --gray-700: #334155;
    --gray-900: #0f172a;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-script: 'Dancing Script', cursive;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    color: var(--gray-900);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* RTL support for Arabic */
[dir="rtl"] {
    text-align: right;
}

[dir="rtl"] .nav-menu {
    flex-direction: row-reverse;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Preloader --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.water-drop-loader {
    text-align: center;
}

.drop-svg {
    width: 80px;
    height: 96px;
    animation: dropBounce 1.2s ease-in-out infinite;
}

.loader-text {
    color: var(--white);
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-top: 20px;
    opacity: 0.9;
}

@keyframes dropBounce {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-20px) scale(0.95); }
}

/* --- Bubbles Background --- */
#bubbles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bubble {
    position: absolute;
    bottom: -20px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(168, 216, 234, 0.3), rgba(26, 115, 167, 0.1));
    border: 1px solid rgba(168, 216, 234, 0.2);
    animation: bubbleRise linear infinite;
}

@keyframes bubbleRise {
    0% { transform: translateY(0) translateX(0) scale(1); opacity: 0.6; }
    50% { transform: translateY(-50vh) translateX(20px) scale(1.1); opacity: 0.4; }
    100% { transform: translateY(-110vh) translateX(-10px) scale(0.8); opacity: 0; }
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
    transition: color var(--transition);
}

.nav-logo-icon {
    height: 34px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: filter var(--transition);
}

.navbar.scrolled .nav-logo-icon {
    filter: none;
}

.navbar.scrolled .nav-logo {
    color: var(--primary-dark);
}

.logo-drop {
    font-size: 1.6rem;
}

/* Hero logo responsive */
.hero-logo {
    max-width: 500px;
    width: 90vw;
    height: auto;
    margin: 0 auto;
    display: block;
    filter: drop-shadow(0 4px 20px rgba(0,0,0,0.2));
}

/* Footer logo */
.footer-logo {
    max-width: 220px;
    height: auto;
    margin-bottom: 8px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 24px;
    flex-shrink: 1;
    flex-wrap: nowrap;
}

.nav-menu a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    position: relative;
    padding: 4px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-light);
    transition: width var(--transition);
}

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

.navbar.scrolled .nav-menu a {
    color: var(--gray-700);
}

.navbar.scrolled .nav-menu a::after {
    background: var(--primary);
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all var(--transition);
    border-radius: 2px;
}

.navbar.scrolled .nav-toggle span {
    background: var(--gray-700);
}

/* Language Selector */
.lang-selector {
    position: relative;
    flex-shrink: 0;
    z-index: 1001; /* WHY: Must be above navbar z-index so dropdown is clickable */
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 20px;
    padding: 6px 14px;
    color: var(--white);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition);
}

.navbar.scrolled .lang-btn {
    background: var(--gray-100);
    border-color: var(--gray-200);
    color: var(--gray-700);
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
    max-height: 400px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition);
    min-width: 170px;
    z-index: 9999;
}

.lang-dropdown.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--gray-700);
    transition: background var(--transition);
}

.lang-option:hover, .lang-option.active {
    background: var(--water-light);
    color: var(--primary);
}

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

.hero-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(13, 79, 115, 0.92), rgba(26, 115, 167, 0.85), rgba(33, 150, 243, 0.8));
    z-index: 1;
}

.water-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 80%, rgba(168, 216, 234, 0.3) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(33, 150, 243, 0.2) 0%, transparent 60%),
        radial-gradient(ellipse at 50% 50%, rgba(13, 79, 115, 0.1) 0%, transparent 80%);
    animation: waterShift 8s ease-in-out infinite;
}

@keyframes waterShift {
    0%, 100% { background-position: 0% 50%; transform: scale(1); }
    50% { background-position: 100% 50%; transform: scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    max-width: 900px;
    padding: 0 24px;
    padding-top: 80px; /* WHY: Clear the fixed navbar so badge doesn't go behind it */
}

.hero-badge {
    display: inline-block;
    padding: 8px 24px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5.5rem);
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-title-line {
    display: block;
    font-weight: 400;
    font-size: 0.6em;
    letter-spacing: 0.08em;
}

.hero-title-highlight {
    display: block;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff, #a8d8ea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 48px;
    font-weight: 300;
    line-height: 1.6;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-bottom: 48px;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
}

.stat-unit {
    font-size: 1rem;
    opacity: 0.7;
    margin-left: 4px;
}

.stat-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.7;
    margin-top: 4px;
    display: block;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: rgba(255, 255, 255, 0.3);
}

/* Hero CTA */
.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: 2px solid transparent;
    font-family: var(--font-body);
}

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

.btn-primary:hover {
    background: transparent;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-2px);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.mouse-wheel {
    width: 3px;
    height: 8px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 2px;
    animation: mouseScroll 1.5s ease-in-out infinite;
}

@keyframes mouseScroll {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

/* --- Section Common Styles --- */
.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

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

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 12px;
}

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

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--gray-900);
}

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

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

.section-quote {
    font-family: var(--font-script);
    font-size: 1.2rem;
    color: var(--gray-500);
    margin-top: 16px;
}

.section-quote span {
    font-family: var(--font-body);
    font-size: 0.85rem;
    display: block;
    margin-top: 4px;
}

.section-header.light .section-quote {
    color: rgba(255, 255, 255, 0.7);
}

/* --- About Section --- */
.about-section {
    background: var(--off-white);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 80px;
}

.about-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid var(--gray-100);
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.card-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    color: var(--primary);
}

.icon-svg {
    width: 100%;
    height: 100%;
}

.about-card h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    margin-bottom: 12px;
    color: var(--gray-900);
}

.about-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Water Journey */
.water-journey {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    box-shadow: var(--shadow-md);
}

.journey-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 48px;
    color: var(--primary-dark);
}

.journey-steps {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    position: relative;
}

.journey-step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}

.step-line {
    position: absolute;
    top: 22px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary));
    z-index: 0;
}

.journey-step:last-child .step-line {
    display: none;
}

.journey-step h4 {
    font-size: 1rem;
    color: var(--primary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.journey-step p {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* --- Water Section --- */
.water-section {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), #1565c0);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.water-parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 10% 90%, rgba(168, 216, 234, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 10%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
}

.water-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.water-feature {
    padding: 40px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all var(--transition);
}

.water-feature:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.feature-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    opacity: 0.2;
    margin-bottom: 16px;
}

.water-feature h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.water-feature p {
    opacity: 0.85;
    line-height: 1.7;
    font-size: 0.95rem;
}

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

.water-quote blockquote p {
    font-family: var(--font-script);
    font-size: 1.8rem;
    margin-bottom: 8px;
    opacity: 0.9;
}

.water-quote cite {
    font-style: normal;
    opacity: 0.6;
    font-size: 0.9rem;
}

/* --- Distribution Section --- */
.distribution-section {
    background: var(--white);
}

.distribution-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
}

.distribution-text h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--gray-900);
}

.distribution-text p {
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 32px;
}

.distribution-badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--water-light);
    border-radius: var(--radius-sm);
    font-weight: 500;
    color: var(--primary-dark);
    transition: all var(--transition);
}

.badge-item:hover {
    transform: translateX(4px);
    background: var(--water-medium);
}

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

.distribution-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cert-badge {
    text-align: center;
    padding: 48px;
    background: linear-gradient(135deg, var(--water-light), var(--white));
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary-light);
    box-shadow: var(--shadow-md);
}

.cert-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 12px;
}

.cert-text {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-dark);
    display: block;
}

.cert-sub {
    font-size: 0.85rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 4px;
    display: block;
}

/* --- Products Section --- */
.products-section {
    background: var(--off-white);
}

.products-showcase {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    align-items: end;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 40px 24px 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid var(--gray-100);
    position: relative;
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.product-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    padding-top: 52px;
}

.product-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 4px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.product-visual {
    margin-bottom: 20px;
}

.bottle-svg {
    display: flex;
    justify-content: center;
}

.bottle-small .bottle { height: 140px; }
.bottle-medium .bottle { height: 160px; }
.bottle-large .bottle { height: 190px; }
.bottle-xl .bottle { height: 200px; }

.bottle-img {
    width: 100%;
    height: 220px;
    object-fit: contain;
    transition: transform 0.4s ease;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.1));
}

.product-card:hover .bottle-img {
    transform: scale(1.08) rotate(-2deg);
}

.product-card.featured .bottle-img {
    height: 250px;
}

.product-card h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.product-card p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* --- Contact Section --- */
.contact-section {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition);
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.12);
}

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.7;
    margin-bottom: 4px;
}

.contact-item a {
    color: var(--primary-light);
    font-size: 1.05rem;
}

.contact-item a:hover {
    color: var(--white);
}

.contact-item p {
    opacity: 0.9;
    line-height: 1.6;
    font-size: 0.95rem;
}

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* --- Footer --- */
.footer {
    background: var(--gray-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-brand .logo-text {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--white);
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links h4, .footer-contact h4 {
    color: var(--white);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 0.9rem;
    transition: color var(--transition);
}

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

.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 0.85rem;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .water-features {
        grid-template-columns: 1fr;
    }

    .distribution-content {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 24px;
        transition: right var(--transition);
        box-shadow: var(--shadow-xl);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-menu a {
        color: var(--gray-700) !important;
        font-size: 1.1rem;
    }

    .hero-stats {
        gap: 20px;
        flex-wrap: wrap;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .products-showcase {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

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

    .journey-steps {
        flex-direction: column;
        align-items: center;
    }

    .step-line {
        display: none !important;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .section {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .products-showcase {
        grid-template-columns: 1fr;
    }

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

    .distribution-badges {
        grid-template-columns: 1fr;
    }
}