/* ============================================
   LIBAUTO - MAIN STYLESHEET
   ============================================ */

/* ========== ROOT VARIABLES ========== */
:root {
    --primary: #6D28D9;
    --primary-dark: #5B21B6;
    --primary-light: #8B5CF6;
    --secondary: #3B82F6;
    --accent: #F59E0B;
    --dark: #1F2937;
    --light: #F8FAFC;
    --gray: #6B7280;
    --white: #FFFFFF;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--light);
    color: var(--dark);
    overflow-x: hidden;
    width: 100%;
    line-height: 1.6;
}

body.dark-mode {
    background: linear-gradient(135deg, #111827 0%, #1F2937 100%);
    color: #F9FAFB;
}

body.dark-mode .card,
body.dark-mode .pricing-card,
body.dark-mode .testimonial-card,
body.dark-mode .contact-info,
body.dark-mode .contact-form,
body.dark-mode nav,
body.dark-mode .faq-item,
body.dark-mode .product-card,
body.dark-mode .service-card {
    background: rgba(31, 41, 55, 0.95) !important;
    border-color: #374151;
}

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

a:hover {
    color: var(--primary-dark);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* ========== PRELOADER ========== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loader .spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== BUTTONS ========== */
.btn-primary {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-size: 15px;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(109, 40, 217, 0.35);
    color: white;
}

.btn-secondary {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 40px;
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
    font-size: 15px;
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.btn-whatsapp {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 40px;
    background: #25D366;
    color: white;
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
    font-size: 15px;
}

.btn-whatsapp:hover {
    background: #1DA851;
    transform: translateY(-3px);
    color: white;
}

.btn-outline-light {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 40px;
    background: transparent;
    color: white;
    border: 2px solid white;
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
    font-size: 15px;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-3px);
}

/* ========== NAVBAR ========== */
nav {
    background: var(--white);
    position: fixed;
    width: 100%;
    z-index: 1000;
    padding: 12px 0;
    box-shadow: var(--shadow);
    top: 0;
    left: 0;
}

body.dark-mode nav {
    background: #1F2937;
}

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

.logo h2 {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.logo a {
    color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 24px;
    align-items: center;
}

.nav-links li a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
    position: relative;
}

body.dark-mode .nav-links li a {
    color: #F9FAFB;
}

.nav-links li a:hover {
    color: var(--primary);
}

.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transition: var(--transition);
}

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

.nav-links li a.active {
    color: var(--primary);
}

.nav-links li a.active::after {
    width: 100%;
}

.nav-links .btn-primary {
    padding: 8px 20px;
    font-size: 13px;
}

.dark-mode-toggle {
    cursor: pointer;
    font-size: 18px;
    padding: 8px;
    border-radius: 50%;
    background: #E5E7EB;
    transition: var(--transition);
    border: none;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

body.dark-mode .dark-mode-toggle {
    background: #374151;
    color: #F9FAFB;
}

.menu-btn {
    display: none;
    cursor: pointer;
    font-size: 24px;
    background: none;
    border: none;
    color: var(--dark);
}

body.dark-mode .menu-btn {
    color: #F9FAFB;
}

/* ========== MOBILE MENU ========== */
@media (max-width: 992px) {
    .nav-links {
        display: none;
        flex-direction: column;
        background: var(--white);
        position: fixed;
        top: 64px;
        left: 0;
        width: 100%;
        padding: 20px;
        text-align: center;
        gap: 12px;
        box-shadow: var(--shadow);
        z-index: 999;
        max-height: calc(100vh - 64px);
        overflow-y: auto;
    }
    body.dark-mode .nav-links {
        background: #1F2937;
    }
    .nav-links.active {
        display: flex;
    }
    .menu-btn {
        display: block;
    }
    .nav-links li a {
        font-size: 16px;
        padding: 10px 0;
        display: block;
        border-bottom: 1px solid #E5E7EB;
    }
    body.dark-mode .nav-links li a {
        border-bottom-color: #374151;
    }
    .nav-links li:last-child a {
        border-bottom: none;
    }
    .nav-links .btn-primary {
        display: inline-block;
        margin-top: 10px;
    }
}

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #F5F3FF 0%, #EDE9FE 100%);
    position: relative;
    overflow: hidden;
}

body.dark-mode .hero {
    background: linear-gradient(135deg, #111827 0%, #1F2937 100%);
}

.hero .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    position: relative;
    z-index: 2;
}

.hero-content {
    flex: 1;
    min-width: 300px;
}

.hero-image {
    flex: 1;
    min-width: 300px;
    text-align: center;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-content h1 .highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-content p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 25px;
    max-width: 500px;
}

body.dark-mode .hero-content p {
    color: #9CA3AF;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 5px 16px;
    border-radius: 30px;
    font-size: 12px;
    color: white;
    margin-bottom: 15px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
}

.hero-stats .stat {
    text-align: left;
}

.hero-stats .stat-number {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.hero-stats .stat-label {
    font-size: 14px;
    color: var(--gray);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 10px;
}

.hero-image img {
    width: 100%;
    max-width: 450px;
    border-radius: 20px;
    animation: float 5s ease-in-out infinite;
    box-shadow: var(--shadow-hover);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.floating-badge {
    position: absolute;
    background: white;
    padding: 12px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-hover);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 14px;
    z-index: 3;
}

.floating-badge i {
    color: var(--primary);
    font-size: 20px;
}

.floating-badge-1 {
    top: 20%;
    right: 5%;
    animation: float 4s ease-in-out infinite 1s;
}

.floating-badge-2 {
    bottom: 20%;
    left: 5%;
    animation: float 4s ease-in-out infinite 2s;
}

@media (max-width: 768px) {
    .hero {
        padding: 80px 0 40px;
        min-height: auto;
    }
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    .hero-content h1 {
        font-size: 32px;
    }
    .hero-content p {
        font-size: 16px;
        margin: 0 auto 20px;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-stats .stat {
        text-align: center;
    }
    .hero-buttons {
        justify-content: center;
    }
    .floating-badge {
        display: none;
    }
}

/* ========== SECTION STYLES ========== */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
}

.section-header h2 span {
    color: var(--primary);
}

.section-header p {
    color: var(--gray);
    font-size: 16px;
}

body.dark-mode .section-header p {
    color: #9CA3AF;
}

.section-subtitle {
    display: inline-block;
    background: rgba(109, 40, 217, 0.1);
    color: var(--primary);
    padding: 4px 16px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

@media (max-width: 768px) {
    .section {
        padding: 50px 0;
    }
    .section-header h2 {
        font-size: 28px;
    }
}

/* ========== OFFER CARD ========== */
.offer-card {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 24px;
    margin: 0 20px 40px;
    position: relative;
    overflow: hidden;
}

.offer-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.offer-card .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    padding: 40px;
    position: relative;
    z-index: 2;
}

.offer-content h2 {
    font-size: 28px;
    margin-bottom: 15px;
    color: white;
}

.offer-content p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
}

.offer-list {
    list-style: none;
    margin: 15px 0;
}

.offer-list li {
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-size: 14px;
}

.offer-list li i {
    color: var(--accent);
    font-size: 16px;
}

.offer-price {
    font-size: 32px;
    font-weight: 800;
    color: var(--accent);
    margin: 15px 0;
}

.offer-price small {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
}

.offer-image img {
    width: 100%;
    max-width: 250px;
    border-radius: 16px;
    box-shadow: var(--shadow-hover);
}

@media (max-width: 768px) {
    .offer-card {
        margin: 0 10px 30px;
    }
    .offer-card .container {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
    }
    .offer-list li {
        justify-content: center;
    }
    .offer-content h2 {
        font-size: 24px;
    }
}

/* ========== CARDS ========== */
.card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px 25px;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border: 1px solid transparent;
}

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

.card-icon {
    width: 65px;
    height: 65px;
    background: linear-gradient(135deg, rgba(109, 40, 217, 0.1), rgba(59, 130, 246, 0.1));
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.card-icon i {
    font-size: 30px;
    color: var(--primary);
}

.card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

body.dark-mode .card p {
    color: #9CA3AF;
}

.card .know-more {
    display: inline-block;
    margin-top: 15px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
}

.card .know-more i {
    transition: var(--transition);
}

.card .know-more:hover i {
    transform: translateX(5px);
}

/* ========== GRIDS ========== */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* ========== SERVICE CARDS ========== */
.service-card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px 25px;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.service-card .service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.service-card .service-icon i {
    font-size: 28px;
    color: white;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.service-card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

body.dark-mode .service-card p {
    color: #9CA3AF;
}

/* ========== PRODUCT CARDS ========== */
.product-card {
    background: var(--white);
    border-radius: 20px;
    padding: 35px 30px;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.product-card .product-logo {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.product-card .product-logo i {
    font-size: 32px;
    color: white;
}

.product-card h3 {
    font-size: 22px;
    margin-bottom: 8px;
}

.product-card .product-tagline {
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 12px;
}

.product-card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

body.dark-mode .product-card p {
    color: #9CA3AF;
}

.product-features {
    list-style: none;
    margin: 15px 0;
}

.product-features li {
    padding: 4px 0;
    font-size: 13px;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: 8px;
}

body.dark-mode .product-features li {
    color: #9CA3AF;
}

.product-features li i {
    color: var(--primary);
    font-size: 12px;
}

/* ========== PRICING ========== */
.pricing-card {
    background: var(--white);
    border-radius: 20px;
    padding: 35px 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    box-shadow: var(--shadow);
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.pricing-card.popular {
    border-color: var(--accent);
}

.pricing-card .popular-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: white;
}

.pricing-card h3 {
    font-size: 22px;
    margin-bottom: 5px;
}

.pricing-card .price {
    font-size: 38px;
    font-weight: 800;
    color: var(--primary);
    margin: 15px 0;
}

.pricing-card .price small {
    font-size: 14px;
    font-weight: 400;
    color: var(--gray);
}

.pricing-card ul {
    list-style: none;
    margin: 20px 0;
}

.pricing-card ul li {
    padding: 8px 0;
    border-bottom: 1px solid #E5E7EB;
    font-size: 14px;
}

body.dark-mode .pricing-card ul li {
    border-bottom-color: #374151;
}

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
    width: 100%;
}

/* ========== TESTIMONIALS ========== */
.testimonial-card {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.testimonial-card .quote-icon {
    font-size: 30px;
    color: var(--primary);
    opacity: 0.3;
    margin-bottom: 10px;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 15px;
    font-size: 15px;
    line-height: 1.7;
}

.testimonial-card .author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-card .author .avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 18px;
}

.testimonial-card .author-info h4 {
    font-size: 16px;
    margin-bottom: 2px;
}

.testimonial-card .author-info span {
    font-size: 13px;
    color: var(--gray);
}

.testimonial-card .stars {
    color: var(--accent);
    margin-top: 10px;
    font-size: 14px;
}

/* ========== FAQ ========== */
.faq-item {
    background: var(--white);
    border-radius: 16px;
    padding: 20px 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid transparent;
}

.faq-item:hover {
    border-color: var(--primary-light);
}

.faq-question {
    font-weight: 700;
    font-size: 17px;
    margin-bottom: 8px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.faq-question i {
    color: var(--secondary);
}

.faq-answer {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

body.dark-mode .faq-answer {
    color: #9CA3AF;
}

/* ========== CONTACT ========== */
.contact-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.contact-info, .contact-form {
    background: var(--white);
    padding: 35px;
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.contact-info h3 {
    font-size: 22px;
    margin-bottom: 20px;
}

.contact-info .info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-info .info-item .icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info .info-item .icon i {
    color: white;
    font-size: 18px;
}

.contact-info .info-item h4 {
    font-size: 15px;
    margin-bottom: 2px;
}

.contact-info .info-item p,
.contact-info .info-item a {
    color: var(--gray);
    font-size: 14px;
}

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

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 12px 16px;
    margin-bottom: 15px;
    background: var(--light);
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
    color: var(--dark);
}

body.dark-mode .contact-form input,
body.dark-mode .contact-form textarea,
body.dark-mode .contact-form select {
    background: #1F2937;
    border-color: #374151;
    color: #F9FAFB;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(109, 40, 217, 0.1);
}

.contact-form select option {
    background: white;
    color: var(--dark);
}

body.dark-mode .contact-form select option {
    background: #1F2937;
    color: #F9FAFB;
}

.contact-form .btn-primary {
    width: 100%;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-links a {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark);
    transition: var(--transition);
    font-size: 18px;
}

body.dark-mode .social-links a {
    background: #374151;
    color: #F9FAFB;
}

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

/* ========== PORTFOLIO ========== */
.portfolio-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

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

.portfolio-item img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--transition);
}

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

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
    padding: 20px;
}

.portfolio-overlay h3 {
    color: white;
    font-size: 16px;
    margin-bottom: 4px;
}

.portfolio-overlay p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 12px;
}

.portfolio-overlay a {
    color: var(--accent);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}

/* ========== CLIENT LOGOS ========== */
.client-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.client-item {
    background: var(--white);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid transparent;
}

body.dark-mode .client-item {
    background: rgba(31, 41, 55, 0.8);
    color: #F9FAFB;
}

.client-item:hover {
    border-color: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* ========== BREADCRUMB ========== */
.breadcrumb {
    background: var(--light);
    padding: 80px 0 30px;
    border-bottom: 1px solid #E5E7EB;
}

body.dark-mode .breadcrumb {
    background: #1F2937;
    border-bottom-color: #374151;
}

.breadcrumb h1 {
    font-size: 32px;
    margin-bottom: 8px;
}

.breadcrumb p {
    color: var(--gray);
    font-size: 14px;
}

body.dark-mode .breadcrumb p {
    color: #9CA3AF;
}

.breadcrumb .breadcrumb-links {
    font-size: 13px;
    color: var(--gray);
}

.breadcrumb .breadcrumb-links a {
    color: var(--primary);
}

.breadcrumb .breadcrumb-links a:hover {
    text-decoration: underline;
}

/* ========== FOOTER ========== */
footer {
    background: #1F2937;
    padding: 60px 0 25px;
    margin-top: 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 18px;
    color: white;
}

.footer-col p,
.footer-col ul li a {
    color: #9CA3AF;
    font-size: 14px;
    line-height: 1.7;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--secondary);
    padding-left: 5px;
}

.footer-col .social-links {
    margin-top: 15px;
}

.footer-col .social-links a {
    background: rgba(255, 255, 255, 0.1);
    color: #9CA3AF;
}

.footer-col .social-links a:hover {
    background: var(--primary);
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid #374151;
    color: #9CA3AF;
    font-size: 13px;
}

.footer-bottom a {
    color: #9CA3AF;
}

.footer-bottom a:hover {
    color: var(--secondary);
}

@media (max-width: 768px) {
    footer {
        padding: 40px 0 20px;
    }
    .footer-grid {
        gap: 30px;
    }
}

/* ========== WHATSAPP FLOAT ========== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #25D366;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 30px;
    text-decoration: none;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    animation: pulse-whatsapp 2s infinite;
}

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

@keyframes pulse-whatsapp {
    0%, 100% { box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

/* ========== BACK TO TOP ========== */
.back-to-top {
    position: fixed;
    bottom: 24px;
    left: 24px;
    width: 46px;
    height: 46px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

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

.back-to-top:hover {
    transform: translateY(-3px);
    color: white;
    background: var(--primary-dark);
}

/* ========== UTYILITY ========== */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mb-40 { margin-bottom: 40px; }
.text-primary { color: var(--primary); }
.text-gray { color: var(--gray); }
.text-white { color: white; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    .section {
        padding: 40px 0;
    }
    .section-header h2 {
        font-size: 26px;
    }
    .pricing-card .price {
        font-size: 30px;
    }
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    .contact-info, .contact-form {
        padding: 25px;
    }
    .product-card {
        padding: 25px 20px;
    }
}

/* ========== PRINT ========== */
@media print {
    .whatsapp-float,
    .back-to-top,
    #preloader {
        display: none !important;
    }
    nav {
        position: static;
    }
    .hero {
        min-height: auto;
        padding: 40px 0;
    }
    .section {
        padding: 30px 0;
    }
}