/* ========================================
   Servicios Públicos Colombia - Estilos
   Portal Educativo - Sin Ánimo de Lucro
   Diseño: Blanco con Franjas Amarillas
======================================== */

/* Variables CSS */
:root {
    --primary-yellow: #F5C518;
    --secondary-yellow: #FFD700;
    --light-yellow: #FFF9E6;
    --white: #FFFFFF;
    --black: #1A1A1A;
    --gray-dark: #333333;
    --gray-medium: #666666;
    --gray-light: #999999;
    --gray-lighter: #E5E5E5;
    --gray-bg: #F8F9FA;
    --water-color: #3498DB;
    --gas-color: #E74C3C;
    --electricity-color: #F39C12;
    --phone-color: #9B59B6;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--white);
    color: var(--gray-dark);
    line-height: 1.6;
}

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

/* Yellow Stripes */
.yellow-stripe {
    height: 8px;
    background: linear-gradient(90deg, var(--primary-yellow), var(--secondary-yellow));
    width: 100%;
}

.header-stripe {
    height: 4px;
    background: var(--primary-yellow);
    width: 100%;
}

/* Policy Banner */
.policy-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 4px solid var(--primary-yellow);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.policy-banner.hidden {
    display: none;
}

.policy-content {
    max-width: 1200px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.policy-icon {
    width: 50px;
    height: 50px;
    background: var(--light-yellow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.policy-icon svg {
    color: var(--primary-yellow);
}

.policy-text {
    flex: 1;
    min-width: 300px;
}

.policy-text h4 {
    font-size: 1rem;
    color: var(--gray-dark);
    margin-bottom: 5px;
}

.policy-text p {
    font-size: 0.9rem;
    color: var(--gray-medium);
}

.policy-link {
    color: var(--primary-yellow);
    text-decoration: underline;
}

.policy-buttons {
    display: flex;
    gap: 10px;
}

.btn-accept {
    background: var(--primary-yellow);
    color: var(--black);
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-accept:hover {
    background: var(--secondary-yellow);
    transform: translateY(-2px);
}

.btn-reject {
    background: transparent;
    color: var(--gray-medium);
    border: 2px solid var(--gray-lighter);
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-reject:hover {
    border-color: var(--gray-medium);
    color: var(--gray-dark);
}

/* Header */
.header {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-text h1 {
    font-size: 1.3rem;
    color: var(--gray-dark);
    font-weight: 700;
}

.educational-badge {
    display: inline-block;
    background: var(--light-yellow);
    color: var(--gray-dark);
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}

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

.nav a {
    text-decoration: none;
    color: var(--gray-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

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

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu {
    display: none;
    background: var(--white);
    border-top: 2px solid var(--primary-yellow);
    padding: 20px;
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu li {
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-lighter);
}

.mobile-menu a {
    text-decoration: none;
    color: var(--gray-dark);
    font-weight: 500;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--white) 0%, var(--light-yellow) 100%);
    padding: 80px 0;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.educational-notice {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    border: 2px solid var(--primary-yellow);
    padding: 8px 16px;
    border-radius: 25px;
    margin-bottom: 20px;
}

.educational-notice svg {
    color: var(--primary-yellow);
}

.educational-notice span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-dark);
}

.hero h2 {
    font-size: 2.8rem;
    color: var(--gray-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.1rem;
    color: var(--gray-medium);
    margin-bottom: 25px;
}

.hero-badges {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.badge {
    background: var(--white);
    border: 1px solid var(--gray-lighter);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--gray-medium);
}

.btn-primary {
    display: inline-block;
    background: var(--primary-yellow);
    color: var(--black);
    padding: 15px 35px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(245, 197, 24, 0.4);
}

.btn-primary:hover {
    background: var(--secondary-yellow);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(245, 197, 24, 0.5);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.services-illustration {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 350px;
}

.service-icon {
    width: 140px;
    height: 140px;
    background: var(--white);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.service-icon:hover {
    transform: translateY(-5px);
}

.service-icon.water svg {
    color: var(--water-color);
}

.service-icon.gas svg {
    color: var(--gas-color);
}

.service-icon.electricity svg {
    color: var(--electricity-color);
}

.service-icon.phone svg {
    color: var(--phone-color);
}

/* Disclaimer */
.disclaimer {
    background: var(--light-yellow);
    padding: 25px 0;
    border-top: 3px solid var(--primary-yellow);
    border-bottom: 3px solid var(--primary-yellow);
}

.disclaimer-content {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.disclaimer-content svg {
    color: var(--primary-yellow);
    flex-shrink: 0;
}

.disclaimer-content h4 {
    font-size: 1rem;
    color: var(--gray-dark);
    margin-bottom: 5px;
}

.disclaimer-content p {
    font-size: 0.9rem;
    color: var(--gray-medium);
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--white);
}

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

.section-header h2 {
    font-size: 2.2rem;
    color: var(--gray-dark);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-medium);
}

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

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-lighter);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
}

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

.service-icon-large {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    background: var(--gray-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon-large.water svg {
    color: var(--water-color);
}

.service-icon-large.gas svg {
    color: var(--gas-color);
}

.service-icon-large.electricity svg {
    color: var(--electricity-color);
}

.service-icon-large.phone svg {
    color: var(--phone-color);
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--gray-dark);
    margin-bottom: 15px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--gray-medium);
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
    text-align: left;
    margin-bottom: 25px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--gray-medium);
}

.service-features svg {
    color: var(--primary-yellow);
    flex-shrink: 0;
}

.btn-learn-more {
    background: transparent;
    border: 2px solid var(--primary-yellow);
    color: var(--gray-dark);
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-learn-more:hover {
    background: var(--primary-yellow);
    color: var(--black);
}

/* Rights Section */
.rights {
    padding: 80px 0;
    background: var(--gray-bg);
}

.rights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.right-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.right-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--primary-yellow);
}

.right-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--light-yellow);
    position: absolute;
    top: 15px;
    right: 20px;
}

.right-card h4 {
    font-size: 1.1rem;
    color: var(--gray-dark);
    margin-bottom: 10px;
}

.right-card p {
    font-size: 0.95rem;
    color: var(--gray-medium);
}

/* Resources Section */
.resources {
    padding: 80px 0;
    background: var(--white);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.resource-card {
    background: var(--gray-bg);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.resource-card:hover {
    border-color: var(--primary-yellow);
    background: var(--white);
}

.resource-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
}

.resource-icon svg {
    color: var(--primary-yellow);
}

.resource-card h4 {
    font-size: 1.1rem;
    color: var(--gray-dark);
    margin-bottom: 10px;
}

.resource-card p {
    font-size: 0.9rem;
    color: var(--gray-medium);
}

/* Entities Section */
.entities {
    padding: 80px 0;
    background: var(--light-yellow);
}

.entities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

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

.entity-card h4 {
    font-size: 1.3rem;
    color: var(--primary-yellow);
    margin-bottom: 15px;
    font-weight: 700;
}

.entity-card p {
    font-size: 0.9rem;
    color: var(--gray-medium);
}

/* Policies Section */
.policies {
    padding: 80px 0;
    background: var(--white);
}

.policies-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.policy-item {
    text-align: center;
    padding: 30px;
}

.policy-icon-large {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--light-yellow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.policy-icon-large svg {
    color: var(--primary-yellow);
}

.policy-item h4 {
    font-size: 1.2rem;
    color: var(--gray-dark);
    margin-bottom: 10px;
}

.policy-item p {
    font-size: 0.95rem;
    color: var(--gray-medium);
}

.policy-full-text {
    background: var(--gray-bg);
    border-radius: 20px;
    padding: 40px;
    border: 2px solid var(--primary-yellow);
}

.policy-full-text h4 {
    font-size: 1.3rem;
    color: var(--gray-dark);
    margin-bottom: 25px;
    text-align: center;
}

.policy-text-content p {
    margin-bottom: 15px;
    font-size: 0.95rem;
    color: var(--gray-medium);
}

/* Footer */
.footer {
    background: var(--gray-dark);
    color: var(--white);
    padding-top: 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    padding: 50px 0;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-logo span {
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-tagline {
    font-size: 0.9rem;
    color: var(--gray-light);
}

.contact-banner {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(245, 197, 24, 0.3);
}

.contact-banner h4 {
    color: var(--primary-yellow);
    font-size: 1.2rem;
    margin-bottom: 25px;
    text-align: center;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.contact-item svg {
    color: var(--primary-yellow);
    flex-shrink: 0;
    margin-top: 3px;
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-light);
    margin-bottom: 5px;
}

.contact-value {
    display: block;
    font-size: 0.95rem;
    color: var(--white);
    font-weight: 500;
}

.contact-link {
    color: var(--primary-yellow);
    text-decoration: none;
    transition: var(--transition);
}

.contact-link:hover {
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--gray-light);
    margin-bottom: 10px;
}

.footer-disclaimer {
    font-size: 0.8rem;
    color: var(--gray-medium);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: 20px;
    max-width: 700px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    padding: 40px;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray-medium);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--gray-dark);
}

.modal-header {
    text-align: center;
    margin-bottom: 30px;
}

.modal-header h3 {
    font-size: 1.8rem;
    color: var(--gray-dark);
    margin-bottom: 10px;
}

.modal-body {
    color: var(--gray-medium);
}

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

.modal-header h3 {
    font-size: 1.6rem;
    color: var(--gray-dark);
    margin-bottom: 5px;
}

.modal-subtitle {
    color: var(--gray-medium);
    font-size: 0.95rem;
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    background: var(--gray-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-icon.water svg { color: var(--water-color); }
.modal-icon.gas svg { color: var(--gas-color); }
.modal-icon.electricity svg { color: var(--electricity-color); }
.modal-icon.phone svg { color: var(--phone-color); }

/* Modal Tabs */
.modal-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 25px;
    border-bottom: 2px solid var(--gray-lighter);
    padding-bottom: 15px;
}

.tab-btn {
    background: var(--gray-bg);
    border: none;
    padding: 10px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-medium);
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover {
    background: var(--light-yellow);
    color: var(--gray-dark);
}

.tab-btn.active {
    background: var(--primary-yellow);
    color: var(--black);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Info Cards in Modal */
.info-card {
    background: var(--gray-bg);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary-yellow);
}

.info-card h5 {
    color: var(--gray-dark);
    font-size: 1rem;
    margin-bottom: 12px;
}

.info-card ul, .info-card ol {
    margin-left: 20px;
    color: var(--gray-medium);
}

.info-card li {
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.info-card.warning {
    border-left-color: #F39C12;
    background: #FFF9E6;
}

.info-card.danger {
    border-left-color: #E74C3C;
    background: #FDEDEC;
}

.info-card.eco {
    border-left-color: #27AE60;
    background: #E8F8F0;
}

/* Privacy Section */
.privacy-section {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--gray-lighter);
}

.privacy-section:last-of-type {
    border-bottom: none;
}

.privacy-section h5 {
    color: var(--gray-dark);
    font-size: 1rem;
    margin-bottom: 10px;
}

.privacy-section p {
    color: var(--gray-medium);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.privacy-section ul {
    margin-left: 20px;
}

.privacy-section li {
    margin-bottom: 5px;
    font-size: 0.9rem;
    color: var(--gray-medium);
}

.modal-disclaimer {
    margin-top: 25px;
    padding-top: 15px;
    border-top: 1px solid var(--gray-lighter);
    font-size: 0.85rem;
    color: var(--gray-light);
    text-align: center;
}

.modal-body h4 {
    color: var(--gray-dark);
    margin: 20px 0 10px;
    font-size: 1.1rem;
}

.modal-body > p {
    margin-bottom: 15px;
    color: var(--gray-medium);
}

.modal-body > ul {
    margin-left: 20px;
    margin-bottom: 15px;
}

.modal-body > li {
    margin-bottom: 8px;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-badges {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .services-illustration {
        max-width: 280px;
    }

    .service-icon {
        width: 120px;
        height: 120px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-info {
        margin-bottom: 20px;
    }

    .footer-logo {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .mobile-menu.active {
        display: block;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .policy-content {
        flex-direction: column;
        text-align: center;
    }

    .policy-text {
        min-width: auto;
    }

    .policy-buttons {
        width: 100%;
        justify-content: center;
    }

    .disclaimer-content {
        flex-direction: column;
        text-align: center;
    }

    .services-illustration {
        max-width: 240px;
    }

    .service-icon {
        width: 100px;
        height: 100px;
    }

    .service-icon svg {
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 480px) {
    .logo-text h1 {
        font-size: 1.1rem;
    }

    .hero {
        padding: 50px 0;
    }

    .hero h2 {
        font-size: 1.7rem;
    }

    .btn-primary {
        padding: 12px 25px;
        font-size: 0.95rem;
    }

    .service-card {
        padding: 30px 20px;
    }

    .modal-content {
        padding: 25px;
    }

    .contact-banner {
        padding: 20px;
    }
}

/* Print Styles */
@media print {
    .policy-banner,
    .mobile-menu-btn,
    .mobile-menu,
    .modal {
        display: none !important;
    }

    .header {
        position: static;
    }

    .yellow-stripe {
        background: #000;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus States for Accessibility */
a:focus,
button:focus {
    outline: 3px solid var(--primary-yellow);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --primary-yellow: #B8860B;
        --gray-medium: #333333;
    }

    .service-card,
    .right-card,
    .resource-card {
        border: 2px solid var(--gray-dark);
    }
}