/* ========================================
   AGUA SANIL - PROCESADORA DE AGUA
   Diseño Limpio, Profesional y Confiable
   ======================================== */

/* ========================================
   VARIABLES CSS
   ======================================== */
:root {
    /* Colores de marca */
    --color-primary: #1F78B4;
    --color-light: #6EC1E4;
    --color-white: #FFFFFF;
    --color-dark: #0F4C75;
    
    /* Colores complementarios */
    --color-bg-light: #F8FCFF;
    --color-bg-section: #EFF8FF;
    --color-text-dark: #1a1a1a;
    --color-text-muted: #666666;
    --color-border: #E0F2FE;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-light) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(31, 120, 180, 0.95) 0%, rgba(15, 76, 117, 0.95) 100%);
    
    /* Tipografía */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transiciones */
    --transition: 0.3s ease;
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(31, 120, 180, 0.1);
    --shadow-md: 0 4px 16px rgba(31, 120, 180, 0.15);
    --shadow-lg: 0 8px 24px rgba(31, 120, 180, 0.2);
    --shadow-hover: 0 12px 32px rgba(31, 120, 180, 0.25);
}

/* ========================================
   RESET & BASE
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

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

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

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-smooth);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-icon {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--color-text-dark);
    position: relative;
    transition: color var(--transition);
    padding: 0.5rem 0;
}

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

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

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

.btn-whatsapp-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    background: #25D366;
    color: var(--color-white);
    border-radius: 50px;
    font-weight: 600;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-whatsapp-nav:hover {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: all var(--transition);
    border-radius: 2px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: 80px;
}

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

/* Water Drops Animation */
.water-drop {
    position: absolute;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, rgba(110, 193, 228, 0.2) 100%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.drop-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.drop-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.drop-3 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 60%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-30px) scale(1.1);
        opacity: 0.5;
    }
}

/* Water Waves */
.water-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(to bottom, transparent, rgba(110, 193, 228, 0.1));
    animation: wave 10s ease-in-out infinite;
}

.wave-1 {
    animation-delay: 0s;
}

.wave-2 {
    animation-delay: 5s;
}

@keyframes wave {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(50px);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    color: #af1616;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-title .highlight {
    background: linear-gradient(135deg, #b4282a 0%, #a11010 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition-smooth);
    cursor: pointer;
}

.btn-primary {
    background: #25D366;
    color: var(--color-white);
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn-primary:hover {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
}

.hero-features {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-white);
    font-weight: 600;
}

.feature-item i {
    font-size: 1.5rem;
    color: #6EC1E4;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

/* ========================================
   CONTAINER
   ======================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ========================================
   SECTION HEADER
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--color-bg-section);
    color: var(--color-primary);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   TRUST BAR
   ======================================== */
.trust-bar {
    background: var(--color-white);
    padding: 3rem 0;
    border-bottom: 1px solid var(--color-border);
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-bg-light);
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
    transition: all var(--transition);
}

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

.trust-item i {
    font-size: 2.5rem;
    color: var(--color-primary);
}

.trust-item h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
}

.trust-item p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ========================================
   PROCESS SECTION
   ======================================== */
.process-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-light);
}

.process-timeline {
    display: grid;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto 3rem;
}

.process-step {
    display: grid;
    grid-template-columns: auto auto 1fr;
    gap: 1.5rem;
    align-items: center;
    padding: 2rem;
    background: var(--color-white);
    border-radius: 16px;
    border: 2px solid var(--color-border);
    transition: all var(--transition-smooth);
    opacity: 0;
    animation: fadeInLeft 0.6s ease-out forwards;
}

.process-step:nth-child(1) { animation-delay: 0.1s; }
.process-step:nth-child(2) { animation-delay: 0.2s; }
.process-step:nth-child(3) { animation-delay: 0.3s; }
.process-step:nth-child(4) { animation-delay: 0.4s; }
.process-step:nth-child(5) { animation-delay: 0.5s; }
.process-step:nth-child(6) { animation-delay: 0.6s; }

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.process-step:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateX(10px);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-light);
}

.step-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 1.8rem;
}

.step-content h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--color-text-muted);
    line-height: 1.6;
}

.process-cta {
    text-align: center;
}

.cta-card {
    display: inline-block;
    padding: 2rem 3rem;
    background: var(--gradient-primary);
    border-radius: 16px;
    color: var(--color-white);
    max-width: 600px;
}

.cta-card i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.cta-card p {
    font-size: 1rem;
    opacity: 0.95;
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */
.products-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.product-card {
    position: relative;
    padding: 2.5rem;
    background: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 20px;
    transition: all var(--transition-smooth);
    text-align: center;
}

.product-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-10px);
}

.product-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 3rem;
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.4rem 1rem;
    background: #FFB800;
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
}

.product-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.product-description {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.product-features {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.5rem 0;
    color: var(--color-text-dark);
}

.product-features i {
    color: #25D366;
    font-size: 1.1rem;
}

.btn-product {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 1rem 2rem;
    background: #25D366;
    color: var(--color-white);
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-product:hover {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   SERVICE SECTION
   ======================================== */
.service-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-section);
}

/* ========================================
   ORDER FORM SECTION
   ======================================== */
.order-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-section);
}

.order-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.order-info-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.info-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 2.5rem;
}

.order-info-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.info-item i {
    font-size: 2rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.info-item h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
}

.info-item p {
    color: var(--color-text-muted);
    line-height: 1.6;
}

.order-form {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

.form-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.form-title i {
    color: var(--color-primary);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group label i {
    color: var(--color-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.9rem;
    border: 2px solid var(--color-border);
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition);
    color: var(--color-text-dark);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(31, 120, 180, 0.1);
}

.form-group small {
    display: block;
    margin-top: 0.3rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.error-message {
    color: #dc3545;
    font-weight: 600;
    display: none;
}

.error-message.show {
    display: block;
}

.map-group {
    margin-bottom: 2rem;
}

.order-map {
    width: 100%;
    height: 350px;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid var(--color-border);
    margin-bottom: 1rem;
}

.btn-get-location {
    width: 100%;
    padding: 0.9rem;
    background: var(--color-light);
    color: var(--color-white);
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

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

.location-info {
    display: block;
    padding: 0.7rem;
    background: var(--color-bg-light);
    border-radius: 8px;
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
}

.btn-submit-order {
    width: 100%;
    padding: 1.2rem;
    background: #25D366;
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
    margin-bottom: 1rem;
}

.btn-submit-order:hover:not(:disabled) {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.btn-submit-order:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--color-bg-light);
    border-radius: 10px;
    color: var(--color-primary);
    font-size: 0.9rem;
    text-align: center;
}

.form-note i {
    font-size: 1.2rem;
}

/* ========================================
   SERVICE SECTION (OLD - KEEP FOR COMPATIBILITY)
   ======================================== */

.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.service-info {
    padding-right: 2rem;
}

.service-text {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.service-feature {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.feature-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    color: var(--color-white);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.service-feature h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
}

.service-feature p {
    color: var(--color-text-muted);
}

.service-requirements {
    padding: 1.5rem;
    background: var(--color-white);
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
}

.service-requirements h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.requirement-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-bg-light);
    border-radius: 8px;
}

.requirement-box i {
    font-size: 2rem;
    color: var(--color-primary);
}

.service-cta-card {
    padding: 3rem;
    background: var(--color-white);
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.cta-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #25D366;
    border-radius: 50%;
    color: var(--color-white);
    font-size: 2.5rem;
}

.service-cta-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.service-cta-card p {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.btn-cta-large {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 1.2rem 2.5rem;
    background: #25D366;
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50px;
    transition: all var(--transition);
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn-cta-large:hover {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.cta-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.contact-card {
    padding: 2rem;
    background: var(--color-bg-light);
    border-radius: 12px;
    border: 2px solid var(--color-border);
    transition: all var(--transition);
}

.contact-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    color: var(--color-white);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.contact-card h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--color-text-muted);
    line-height: 1.6;
}

.contact-card a {
    color: var(--color-primary);
    font-weight: 600;
    transition: color var(--transition);
}

.contact-card a:hover {
    color: var(--color-dark);
}

.btn-contact-wa {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    background: #25D366;
    color: var(--color-white);
    font-weight: 600;
    border-radius: 50px;
    margin-top: 1rem;
    transition: all var(--transition);
}

.btn-contact-wa:hover {
    background: #128C7E;
    transform: translateY(-2px);
}

.map-container {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 500px;
}

.map-container iframe {
    width: 100%;
    height: 100%;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 3rem 0 1rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo-image {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--color-light);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 1.2rem;
    transition: all var(--transition);
}

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

.footer-section h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition);
}

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

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact i {
    color: var(--color-light);
    margin-top: 0.2rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ========================================
   BACK TO TOP BUTTON
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        gap: 1.5rem;
        transition: right var(--transition-smooth);
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .hamburger {
        display: flex;
        z-index: 1001;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .btn-whatsapp-nav {
        display: none;
    }
    
    .service-content,
    .contact-grid,
    .order-container {
        grid-template-columns: 1fr;
    }
    
    .order-info-card {
        position: static;
    }
    
    .process-step {
        grid-template-columns: auto 1fr;
        gap: 1rem;
    }
    
    .step-number {
        grid-row: 1 / 3;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .nav-container {
        padding: 0 1.5rem;
    }
    
    .logo-image {
        height: 40px;
    }
    
    .footer-logo-image {
        height: 50px;
    }
    
    .hero {
        min-height: 90vh;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .trust-items {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .service-info {
        padding-right: 0;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .map-container {
        height: 350px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    .process-step {
        padding: 1.5rem;
    }
    
    .step-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .product-card {
        padding: 2rem 1.5rem;
    }
    
    .service-cta-card {
        padding: 2rem 1.5rem;
    }
}