/* style.css */
:root {
    --primary-navy: #013061;
    --primary-sky: #3FA9F5;
    --sky-light: #e0f2fe;
    --white: #ffffff;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-light: #f8fafc;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --font-accent: 'Dancing Script', cursive;
    
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 40px rgba(1, 48, 97, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center { text-align: center; }
.w-100 { width: 100%; }
.mt-3 { margin-top: 1.5rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary-sky);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(63, 169, 245, 0.4);
}

.btn-primary:hover {
    background-color: #2b93df;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(63, 169, 245, 0.5);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--primary-navy);
    border: 2px solid var(--primary-navy);
}

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

.btn.sm {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* Titles */
.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
}

.title-underline {
    height: 3px;
    width: 60px;
    background-color: var(--primary-sky);
    margin-bottom: 1.5rem;
}
.title-underline.center {
    margin: 0 auto 1.5rem auto;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* Sections */
section {
    padding: 80px 0;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in {
    opacity: 0;
    transition: opacity 1s ease-out;
}

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


/* --- Top Bar --- */
.top-bar {
    background-color: var(--primary-navy);
    color: var(--white);
    padding: 8px 0;
    font-size: 0.9rem;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-icons a {
    color: var(--white);
    margin-left: 15px;
    opacity: 0.8;
}
.social-icons a:hover {
    opacity: 1;
    color: var(--primary-sky);
}

/* --- Header --- */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

header.scrolled {
    padding: 5px 0;
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--primary-navy);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.main-nav ul {
    display: flex;
    gap: 30px;
}

.main-nav a {
    color: var(--primary-navy);
    font-weight: 500;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-sky);
    transition: width 0.3s;
}

.main-nav a:hover::after, .main-nav a.active::after {
    width: 100%;
}

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-navy);
    cursor: pointer;
}

/* --- Hero --- */
.hero {
    position: relative;
    padding: 140px 0 120px;
    display: flex;
    align-items: center;
    min-height: 80vh;
    overflow: hidden;
}

.banner-home {
    background-image: url('images/landscape.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.banner-home::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to right, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.2) 60%, transparent 100%);
    z-index: 1;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    padding-right: 40px;
}

.text-dark h1, .text-dark p {
    color: #0d2b51;
}

.mineral-title {
    font-family: var(--font-body);
    font-size: 5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 5px;
    letter-spacing: -1px;
}

.mineral-subtitle {
    font-size: 2.2rem;
    font-weight: 500;
    margin-bottom: 30px;
    letter-spacing: 0px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    position: relative;
}

.double-bottle {
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    gap: 15px;
}

.bottle-1l {
    height: 500px;
    object-fit: contain;
    filter: drop-shadow(-10px 15px 25px rgba(0,0,0,0.3));
    z-index: 2;
}

.bottle-500ml {
    height: 350px;
    object-fit: contain;
    filter: drop-shadow(10px 10px 20px rgba(0,0,0,0.25));
    margin-bottom: 0px;
    z-index: 1;
}

@media (max-width: 991px) {
    .mineral-title { font-size: 4rem; }
    .mineral-subtitle { font-size: 1.8rem; }
    .bottle-1l { height: 400px; }
    .bottle-500ml { height: 280px; }
}

@media (max-width: 768px) {
    .hero-container {
        flex-direction: column;
        text-align: center;
    }
    .hero-content { padding-right: 0; margin-bottom: 40px; }
    .banner-home::before {
        background: rgba(255,255,255,0.7);
    }
    .mineral-title { font-size: 3rem; }
    .mineral-subtitle { font-size: 1.4rem; }
    .double-bottle { justify-content: center; }
    .bottle-1l { height: 320px; }
    .bottle-500ml { height: 240px; }
}

/* --- Stats Section --- */
.stats {
    padding: 60px 0;
    background-color: var(--white);
    margin-top: -30px;
    position: relative;
    z-index: 10;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-card {
    background: var(--white);
    padding: 30px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--bg-light);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--sky-light);
}

.stat-icon i {
    font-size: 2.5rem;
    color: var(--primary-sky);
    margin-bottom: 15px;
}

.stat-card h3 {
    font-size: 2rem;
    color: var(--primary-navy);
    font-weight: 700;
}

.stat-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* --- About Section --- */
.about {
    background-color: var(--bg-light);
}

.about-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-image {
    flex: 1;
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

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

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--primary-navy);
    color: var(--white);
    width: 120px; height: 120px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    border: 5px solid var(--white);
}

.about-badge i {
    font-size: 2rem;
    color: var(--primary-sky);
    margin-bottom: 5px;
}

.about-badge span {
    font-weight: bold;
    font-size: 0.9rem;
}

.about-content {
    flex: 1;
}

.about-content p {
    margin-bottom: 20px;
    color: var(--text-light);
}

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

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.product-card {
    background: var(--bg-light);
    border-radius: 16px;
    overflow: hidden;
    text-align: center;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    background: var(--white);
}

.popular-badge {
    position: absolute;
    top: 15px; right: -30px;
    background: var(--primary-sky);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: bold;
    padding: 5px 30px;
    transform: rotate(45deg);
    z-index: 10;
}

.product-img {
    height: 250px;
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle, var(--sky-light) 0%, transparent 70%);
}

.product-img img {
    max-height: 100%;
    filter: drop-shadow(0 10px 15px rgba(0,0,0,0.1));
    transition: transform 0.3s;
}

.product-card:hover .product-img img {
    transform: scale(1.1);
}

.product-info {
    padding: 25px 20px;
    background: var(--white);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    border-top: 1px solid #eee;
}

.product-info h3 {
    font-family: var(--font-heading);
    color: var(--primary-navy);
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.product-info .price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-sky);
    margin-bottom: 20px;
}

.product-card.highlight {
    border: 2px solid var(--primary-sky);
    transform: translateY(-5px);
}
.product-card.highlight:hover {
    transform: translateY(-15px);
}

/* --- Filtration Timeline --- */
.process {
    background-color: var(--bg-light);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline-line {
    position: absolute;
    top: 0; left: 50%;
    width: 2px; height: 100%;
    background: var(--sky-light);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item.left {
    flex-direction: row-reverse;
}

.timeline-icon {
    width: 50px; height: 50px;
    background: var(--primary-navy);
    color: var(--white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: bold;
    position: absolute;
    left: 50%; transform: translateX(-50%);
    box-shadow: 0 0 0 8px var(--bg-light), var(--shadow-md);
    z-index: 2;
    transition: var(--transition);
}

.timeline-item:hover .timeline-icon {
    background: var(--primary-sky);
    transform: translateX(-50%) scale(1.1);
}

.timeline-content {
    width: 45%;
    padding: 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    position: relative;
    transition: var(--transition);
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 15px;
    width: 0; height: 0;
    border-style: solid;
}

.timeline-item.left .timeline-content {
    text-align: right;
}
.timeline-item.left .timeline-content::before {
    right: -10px;
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent var(--white);
}

.timeline-item.right .timeline-content::before {
    left: -10px;
    border-width: 10px 10px 10px 0;
    border-color: transparent var(--white) transparent transparent;
}

.timeline-item:hover .timeline-content {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.timeline-content h3 {
    color: var(--primary-navy);
    margin-bottom: 10px;
}
.timeline-content p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* --- Commitment --- */
.commitment {
    background: linear-gradient(135deg, #013061 0%, #034484 100%);
    color: var(--white);
    text-align: center;
}

.commitment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.commit-item {
    padding: 30px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(5px);
    transition: var(--transition);
}

.commit-item:hover {
    transform: translateY(-10px);
    background: rgba(255,255,255,0.1);
}

.commit-item .icon {
    width: 80px; height: 80px;
    background: rgba(63, 169, 245, 0.2);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
}

.commit-item .icon i {
    font-size: 2rem;
    color: var(--primary-sky);
}

/* --- Composition Section --- */
.composition {
    background-color: var(--bg-light);
    position: relative;
    overflow: hidden;
    padding: 80px 0;
}

.composition::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(63, 169, 245, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.composition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.comp-card {
    background: var(--white);
    border-radius: 16px;
    padding: 30px;
    display: flex;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.comp-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--sky-light);
}

.comp-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--sky-light);
    color: var(--primary-sky);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: var(--transition);
}

.comp-card:hover .comp-icon {
    background: var(--primary-sky);
    color: var(--white);
    transform: rotate(10deg);
}

.comp-content h3 {
    color: var(--primary-navy);
    font-size: 1.3rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.comp-content h3 span {
    font-size: 0.9rem;
    background: #eef2f6;
    padding: 4px 12px;
    border-radius: 20px;
    color: var(--primary-sky);
    font-weight: 700;
}

.comp-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .comp-card {
        flex-direction: column;
        text-align: center;
    }
    .comp-icon {
        margin: 0 auto;
    }
    .comp-content h3 {
        flex-direction: column;
        gap: 10px;
    }
}

/* --- Distributor Network --- */
.distributors {
    background-color: var(--white);
    overflow: hidden;
    padding: 80px 0;
    position: relative;
}

.distributors::before,
.distributors::after {
    content: '';
    position: absolute;
    top: 0;
    width: 15%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}
.distributors::before {
    left: 0;
    background: linear-gradient(to right, var(--white) 0%, transparent 100%);
}
.distributors::after {
    right: 0;
    background: linear-gradient(to left, var(--white) 0%, transparent 100%);
}

.marquee-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 20px 0;
}

.marquee {
    display: flex;
    width: fit-content;
    animation: marquee-scroll 35s linear infinite;
}

.marquee:hover {
    animation-play-state: paused;
}

.marquee-content {
    display: flex;
    align-items: center;
    justify-content: space-around;
    min-width: 100%;
    flex-shrink: 0;
    padding-right: 30px;
}

.distributor-logo {
    background: var(--bg-light);
    border: 1px solid var(--sky-light);
    border-radius: 12px;
    padding: 15px 30px;
    margin: 0 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-navy);
    box-shadow: 0 4px 10px rgba(0,0,0,0.03);
    transition: var(--transition);
    white-space: nowrap;
}

.distributor-logo i {
    color: var(--primary-sky);
    font-size: 1.5rem;
}

.distributor-logo:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-sky);
    background: var(--white);
}

@keyframes marquee-scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* --- Footer --- */
footer {
    background-color: #001a35;
    color: #a0aec0;
    padding-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 40px; height: 2px;
    background: var(--primary-sky);
}

.footer-logo {
    color: var(--white);
    margin-bottom: 20px;
    display: flex;
}

.footer-desc {
    margin-bottom: 25px;
}

.footer-socials {
    display: flex;
    gap: 15px;
}

.footer-socials a {
    width: 40px; height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--white);
}

.footer-socials a:hover {
    background: var(--primary-sky);
    transform: translateY(-3px);
}

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

.footer-col a:hover {
    color: var(--primary-sky);
    padding-left: 5px;
}

.contact-list li {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}
.contact-list i {
    color: var(--primary-sky);
    margin-top: 5px;
}

.newsletter-form {
    display: flex;
    margin-top: 20px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 5px 0 0 5px;
    outline: none;
    background: rgba(255,255,255,0.1);
    color: white;
}

.newsletter-form button {
    padding: 12px 20px;
    background: var(--primary-sky);
    border: none;
    color: white;
    border-radius: 0 5px 5px 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: #2b93df;
}

.footer-bottom {
    background: #001226;
    padding: 20px 0;
    font-size: 0.9rem;
}

/* Floating WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25d366;
    color: white;
    width: 60px; height: 60px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 35px;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.2);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background: #128c7e;
    color: white;
    transform: scale(1.1);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .about-container { flex-direction: column; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-content h1 { font-size: 3.5rem; }
}

@media (max-width: 768px) {
    .top-bar-content { flex-direction: column; gap: 10px; }
    
    .mobile-menu-btn { display: block; }
    
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        box-shadow: var(--shadow-md);
        display: none;
    }
    
    .main-nav.active { display: block; }
    
    .main-nav ul {
        flex-direction: column;
        gap: 0;
    }
    
    .main-nav li {
        width: 100%;
    }
    
    .main-nav a {
        display: block;
        padding: 15px 20px;
        border-bottom: 1px solid #eee;
    }
    
    .hero-container { flex-direction: column-reverse; text-align: center; gap: 40px; padding-top: 40px; }
    .hero-content { max-width: 100%; align-items: center; }
    
    .timeline::before { left: 30px; }
    .timeline-line { left: 30px; transform: none; }
    
    .timeline-item, .timeline-item.left { flex-direction: column; align-items: flex-end; }
    
    .timeline-icon { left: 30px; transform: translateX(-50%); }
    .timeline-item:hover .timeline-icon { transform: translateX(-50%) scale(1.1); }
    
    .timeline-content { width: calc(100% - 80px); }
    .timeline-item.left .timeline-content { text-align: left; }
    .timeline-content::before {
        left: -10px !important;
        border-width: 10px 10px 10px 0 !important;
        border-color: transparent var(--white) transparent transparent !important;
    }
}

@media (max-width: 576px) {
    .footer-grid { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2.8rem; }
    .hero-content .tagline { font-size: 2rem; }
}