/* ===================================
   ObCD Integral Solutions - CSS
   Monclova, Coahuila, México
   =================================== */

/* === Variables === */
:root {
    --primary-color: #1a6bbd;
    --primary-dark: #0d4a8a;
    --primary-light: #4fc3f7;
    --secondary-color: #25D366;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

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

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

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

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

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

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

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

.btn-package {
    background: var(--secondary-color);
    color: var(--white);
    width: 100%;
    text-align: center;
}

.btn-package:hover {
    background: #1ea952;
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: var(--secondary-color);
    color: var(--white);
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    display: block;
}

.btn-whatsapp:hover {
    background: #1ea952;
}

/* === WhatsApp Float === */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--secondary-color);
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* === Navbar === */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 998;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
}

/* === Hero === */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: var(--white);
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><path fill="rgba(255,255,255,0.05)" d="M0,300 Q300,100 600,300 T1200,300 L1200,600 L0,600 Z"/></svg>') no-repeat center bottom;
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 15px;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-text {
    font-size: 1.1rem;
    margin-bottom: 25px;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-tags {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.6s both;
}

.hero-tags span {
    background: rgba(255,255,255,0.2);
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease 0.8s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === Stats === */
.stats {
    background: var(--bg-light);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.stat-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.stat-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-light);
    font-size: 1rem;
}

/* === About === */
.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-light);
    text-align: center;
}

.about-cta {
    text-align: center;
    margin-top: 30px;
}

/* === Services === */
.services {
    background: var(--bg-light);
}

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

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-top: 4px solid var(--primary-color);
}

.service-icon {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.service-description {
    color: var(--text-light);
    line-height: 1.8;
}

/* === Packages === */
.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.package-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

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

.package-card.featured {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    transform: scale(1.05);
}

.package-card.featured .package-name,
.package-card.featured .package-subtitle,
.package-card.featured .price-currency,
.package-card.featured .price-amount,
.package-card.featured .price-period,
.package-card.featured .package-note {
    color: var(--white);
}

.package-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #ffd700;
    color: var(--text-dark);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}

.package-header {
    text-align: center;
    margin-bottom: 25px;
}

.package-name {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.package-subtitle {
    color: var(--text-light);
    font-size: 1rem;
}

.package-price {
    text-align: center;
    margin-bottom: 30px;
}

.price-currency {
    font-size: 1.5rem;
    color: var(--primary-color);
    vertical-align: super;
}

.price-amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.price-period {
    font-size: 1rem;
    color: var(--text-light);
}

.package-features {
    list-style: none;
    margin-bottom: 25px;
}

.package-features li {
    padding: 12px 0;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-included {
    color: var(--text-dark);
}

.feature-included i {
    color: #28a745;
}

.feature-excluded {
    color: var(--text-light);
}

.feature-excluded i {
    color: #dc3545;
}

.package-card.featured .feature-included,
.package-card.featured .feature-excluded {
    color: var(--white);
    border-bottom-color: rgba(255,255,255,0.2);
}

.package-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 20px;
}

.packages-footer {
    text-align: center;
    padding: 30px;
    background: var(--bg-light);
    border-radius: 15px;
}

.packages-footer p {
    margin-bottom: 15px;
    color: var(--text-light);
}

.packages-cta {
    font-size: 1.2rem;
    color: var(--primary-dark);
}

/* === Team === */
.team {
    background: var(--bg-light);
}

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

.team-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.team-image {
    width: 150px;
    height: 150px;
    margin: 0 auto 25px;
    border-radius: 50%;
    overflow: hidden;
}

.team-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 4rem;
}

.team-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.team-specialty {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.team-description {
    color: var(--text-light);
    line-height: 1.8;
}

/* === Gallery === */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    cursor: pointer;
    aspect-ratio: 1 / 1;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 107, 189, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-overlay i {
    color: var(--white);
    font-size: 3rem;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* === Lightbox === */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 40px;
    font-size: 3rem;
    color: var(--white);
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-close:hover {
    color: var(--primary-light);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.2);
    border: none;
    color: var(--white);
    font-size: 2rem;
    padding: 15px 20px;
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255,255,255,0.3);
}

/* === Success Stories === */
.success-stories {
    background: var(--bg-light);
}

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

.success-video video {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.success-case img {
    width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.success-cta {
    text-align: center;
    margin-top: 40px;
}

.success-message {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 20px;
}

/* === Appointment Form === */
.appointment {
    background: linear-gradient(135deg, rgba(26,107,189,0.05) 0%, rgba(79,195,247,0.05) 100%);
}

.appointment-form {
    max-width: 900px;
    margin: 0 auto;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26,107,189,0.1);
}

.form-group input.error,
.form-group select.error {
    border-color: #dc3545;
}

.form-group input.success,
.form-group select.success {
    border-color: #28a745;
}

.form-error {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}

.form-error.active {
    display: block;
}

.form-submit {
    text-align: center;
}

.form-note {
    margin-top: 20px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.form-success {
    display: none;
    text-align: center;
    padding: 40px;
    background: #d4edda;
    border: 2px solid #28a745;
    border-radius: 15px;
    color: #155724;
}

.form-success.active {
    display: block;
}

.form-success i {
    font-size: 3rem;
    margin-bottom: 15px;
}

.form-success h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

/* === FAQ === */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 15px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-hover);
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: var(--white);
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
    color: var(--primary-color);
}

.faq-question i {
    font-size: 1.2rem;
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 25px 20px;
    color: var(--text-light);
    line-height: 1.8;
}

/* === Contact === */
.contact {
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

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

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

.contact-details h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.contact-details p,
.contact-details a {
    color: var(--text-light);
    line-height: 1.8;
}

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

.contact-map iframe {
    border-radius: 12px;
    box-shadow: var(--shadow);
}

/* === Footer === */
.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

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

.footer-logo {
    height: 80px;
    margin-bottom: 20px;
}

.footer-description {
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-hashtags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-hashtags span {
    background: rgba(255,255,255,0.1);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.footer-section h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--primary-light);
}

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

.footer-links li,
.footer-contact li {
    margin-bottom: 12px;
}

.footer-links a,
.footer-contact a {
    color: rgba(255,255,255,0.8);
    transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    color: var(--primary-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    color: rgba(255,255,255,0.6);
    margin-bottom: 10px;
}

.footer-domain-note {
    font-size: 0.85rem;
    font-style: italic;
}

/* === Responsive === */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow);
        padding: 30px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .menu-toggle {
        display: flex;
    }

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-tags {
        flex-wrap: wrap;
    }

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

    .contact-map iframe {
        height: 300px !important;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

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

    .package-card.featured {
        transform: scale(1);
    }

    .contact-map iframe {
        height: 250px !important;
    }

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

/* === Animations === */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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