/* ===================================
   SMS BAHIA - Modern Website Styles
   =================================== */

/* ===== ROOT VARIABLES ===== */
:root {
    /* Colors - SMS Bahia Brand */
    --primary-color: #0a9396;
    --primary-dark: #005f73;
    --primary-light: #84a9ac;
    --secondary-color: #3a86ff;
    --accent-color: #ffbe0b;
    --success-color: #10b981;
    --warning-color: #ffbe0b;
    --danger-color: #ef4444;
    
    /* Gradients - SMS Bahia Brand */
    --gradient-primary: linear-gradient(135deg, #005f73 0%, #0a9396 100%);
    --gradient-secondary: linear-gradient(135deg, #3a86ff 0%, #0a9396 100%);
    --gradient-accent: linear-gradient(135deg, #ffbe0b 0%, #f59e0b 100%);
    --gradient-hero: linear-gradient(135deg, #005f73 0%, #0a9396 50%, #3a86ff 100%);
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --black: #000000;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--gray-800);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ===== UTILITY CLASSES ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-secondary);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-fixed);
    background: transparent;
    transition: var(--transition-base);
}

.header.scrolled {
    background: var(--gradient-hero);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: var(--spacing-md) 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 65px;
    width: auto;
    display: block;
}

.logo-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: white;
    position: relative;
    padding: var(--spacing-xs) 0;
}

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

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

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

.btn-contact {
    background: var(--gradient-primary);
    color: var(--white) !important;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 600;
}

.btn-contact::after {
    display: none;
}

.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gray-800);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: var(--spacing-3xl) 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    z-index: -1;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.2) 100%);
}

.animated-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    animation: float 20s infinite ease-in-out;
}

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

.shape-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: 15%;
    animation-delay: 5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -50px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 900px;
    z-index: 1;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.hero-title .highlight {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: var(--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);
}

.btn-cta {
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 1.125rem;
    padding: var(--spacing-md) var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
}

/* ===== SCROLL INDICATOR ===== */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 3px solid var(--white);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    width: 6px;
    height: 10px;
    background: var(--white);
    border-radius: 3px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

/* ===== CHANNELS SECTION ===== */
.channels {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.channel-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    text-align: center;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.channel-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-base);
}

.channel-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.channel-card:hover::before {
    transform: scaleX(1);
}

.channel-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2.5rem;
    transition: var(--transition-base);
}

.channel-icon.whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: var(--white);
}

.channel-icon.sms {
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    color: var(--white);
}

.channel-icon.email {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: var(--white);
}

.channel-card:hover .channel-icon {
    transform: scale(1.1) rotate(5deg);
}

.channel-title {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

.channel-description {
    color: var(--gray-600);
    font-size: 1rem;
}

.channel-hover-content {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-200);
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition-base);
}

.channel-card:hover .channel-hover-content {
    opacity: 1;
    transform: translateY(0);
}

.retention-banner {
    background: var(--gradient-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    text-align: center;
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.retention-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.retention-content i {
    font-size: 3rem;
}

.retention-content h3 {
    font-size: 2rem;
    font-weight: 700;
}

.retention-content p {
    font-size: 1.125rem;
    flex-basis: 100%;
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: var(--spacing-3xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    border: 2px solid var(--gray-100);
    transition: var(--transition-base);
    text-align: center;
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2rem;
    color: var(--white);
    transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: rotateY(360deg);
}

.feature-title {
    font-family: var(--font-secondary);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

.feature-description {
    color: var(--gray-600);
    line-height: 1.7;
}

.more-features {
    text-align: center;
    margin-top: var(--spacing-2xl);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-400);
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.service-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
}

.service-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-2xl);
}

.service-item.reverse {
    direction: rtl;
}

.service-item.reverse > * {
    direction: ltr;
}

.service-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--white);
    flex-shrink: 0;
}

.service-icon.whatsapp-service {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
}

.service-icon.phone-service {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.service-icon.sms-service {
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
}

.service-icon.email-service {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.service-icon.voice-service {
    background: linear-gradient(135deg, #ec4899 0%, #db2777 100%);
}

.service-title {
    font-family: var(--font-secondary);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
}

.service-description {
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    display: grid;
    gap: var(--spacing-sm);
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-700);
    font-weight: 500;
}

.service-features i {
    color: var(--success-color);
    font-size: 1.125rem;
}

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

.service-mockup {
    width: 250px;
    height: 250px;
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.service-mockup::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    background: conic-gradient(from 0deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: rotate 4s linear infinite;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.whatsapp-mockup {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
}

.phone-mockup {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.sms-mockup {
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
}

.email-mockup {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.voice-mockup {
    background: linear-gradient(135deg, #ec4899 0%, #db2777 100%);
}

.service-mockup i {
    position: relative;
    z-index: 1;
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: var(--spacing-3xl) 0;
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    color: var(--white);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-base);
}

.stat-item:hover {
    transform: scale(1.05);
}

.stat-number {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.95;
}

.about-text {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-xl);
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: var(--spacing-md);
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gray-900);
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
}

.badge-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.badge-item i {
    font-size: 1.5rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-hero);
    color: var(--white);
    text-align: center;
}

.cta-title {
    font-family: var(--font-secondary);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-description {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

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

.footer-title {
    font-family: var(--font-secondary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--gray-400);
    transition: var(--transition-base);
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-400);
}

.footer-contact i {
    color: var(--primary-light);
    font-size: 1.125rem;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    margin-bottom: var(--spacing-md);
    display: block;
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--spacing-xl);
    text-align: center;
    color: var(--gray-500);
}

.footer-company-info {
    background: var(--gray-800);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.footer-company-info p {
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-company-info strong {
    color: var(--primary-light);
}

.footer-bottom p {
    margin-bottom: var(--spacing-sm);
}

.footer-compliance {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

/* ===== COOKIE NOTICE ===== */
.cookie-notice {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--gray-900);
    color: var(--white);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-fixed);
    transform: translateY(100%);
    transition: var(--transition-base);
}

.cookie-notice.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.cookie-text {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.cookie-text i {
    font-size: 2rem;
    color: var(--warning-color);
    flex-shrink: 0;
}

.btn-cookie {
    background: var(--white);
    color: var(--gray-900);
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    white-space: nowrap;
}

.btn-cookie:hover {
    background: var(--gray-100);
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: var(--z-fixed);
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: calc(var(--spacing-xl) + 70px);
    right: var(--spacing-xl);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--shadow-2xl);
    transition: var(--transition-base);
    z-index: var(--z-fixed);
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 20px 40px rgba(37, 211, 102, 0.4);
}

@keyframes whatsapp-pulse {
    0%, 100% {
        box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
    }
    50% {
        box-shadow: 0 15px 35px rgba(37, 211, 102, 0.5);
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .service-item {
        grid-template-columns: 1fr;
    }
    
    .service-item.reverse {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-3xl) var(--spacing-xl);
        box-shadow: var(--shadow-2xl);
        transition: var(--transition-base);
        align-items: flex-start;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .channels-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cookie-content {
        flex-direction: column;
    }
    
    .btn-cookie {
        width: 100%;
    }
    
    .back-to-top {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .whatsapp-float {
        bottom: calc(var(--spacing-md) + 60px);
        right: var(--spacing-md);
        width: 55px;
        height: 55px;
        font-size: 1.75rem;
    }
    
    .logo-image {
        height: 40px;
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .logo-image {
        height: 35px;
    }
    
    .footer-logo-img {
        height: 50px;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .header,
    .hero,
    .cookie-notice,
    .back-to-top {
        display: none;
    }
}

[id^="service-"] {
  scroll-margin-top: 120px;
}