/* ========================================
   Aguas Claras - Main Styles
   ======================================== */

/* === CSS Variables === */
:root {
    --primary-color: #0077BE;
    --secondary-color: #00B4D8;
    --accent-color: #48CAE4;
    --dark-blue: #023E8A;
    --success-color: #06D6A0;
    --warning-color: #FFB700;
    --danger-color: #EF476F;
    --text-dark: #1A1A1A;
    --text-light: #4A4A4A;
    --text-white: #FFFFFF;
    --bg-light: #F8F9FA;
    --bg-white: #FFFFFF;
    --border-color: #E0E0E0;
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

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

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

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

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.8;
    color: var(--text-dark);
}

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

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

ul, ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

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

/* === Student Banner === */
.student-banner {
    background: linear-gradient(135deg, var(--warning-color), #FFC107);
    color: var(--text-dark);
    padding: 12px 0;
    text-align: center;
    font-weight: 600;
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.student-banner p {
    margin: 0;
    color: var(--text-dark);
}

/* === Header === */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--text-white);
    padding: 1.5rem 0;
    box-shadow: var(--shadow-medium);
    position: sticky;
    top: 50px;
    z-index: 999;
}

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

.logo h1 {
    color: var(--text-white);
    margin: 0;
    font-size: 2rem;
}

.tagline {
    color: var(--accent-color);
    font-size: 0.9rem;
    font-style: italic;
    margin: 0;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
}

nav a {
    color: var(--text-white);
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
}

nav a:hover,
nav a.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--text-white);
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

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

.btn-secondary {
    background-color: var(--success-color);
    color: var(--text-white);
    box-shadow: var(--shadow-light);
}

.btn-secondary:hover {
    background-color: #05b591;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* === Hero Section === */
#hero {
    background: linear-gradient(135deg, rgba(0, 119, 190, 0.9), rgba(2, 62, 138, 0.9)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><path fill="%2300B4D8" opacity="0.1" d="M0,300 Q300,100 600,300 T1200,300 L1200,600 L0,600 Z"/></svg>');
    background-size: cover;
    background-position: center;
    color: var(--text-white);
    padding: 100px 0;
    text-align: center;
}

#hero h1 {
    color: var(--text-white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 2rem;
    color: var(--text-white);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

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

section:nth-child(even) {
    background-color: var(--bg-light);
}

section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: var(--dark-blue);
}

/* === Emotional Pitch === */
#emotional-pitch {
    background: linear-gradient(135deg, #ffffff, #f0f9ff);
}

.pitch-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.pitch-content p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

.call-to-action-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: center;
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: rgba(0, 119, 190, 0.1);
    border-left: 5px solid var(--primary-color);
    border-radius: 5px;
}

/* === Statistics === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-light);
}

.stats-info {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
}

.stats-info ul {
    margin-left: 2rem;
}

.source-note {
    font-size: 0.9rem;
    font-style: italic;
    color: var(--text-light);
    margin-top: 1.5rem;
}

/* === Sponsor Section === */
.sponsor-intro {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.benefits-section,
.how-it-works {
    margin-top: 3rem;
}

.benefits-section h3,
.how-it-works h3 {
    text-align: center;
    color: var(--dark-blue);
    margin-bottom: 2rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.benefit-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-top-color: var(--secondary-color);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.benefit-card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* === Steps / Process === */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step {
    text-align: center;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step h4 {
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

/* === Conagua Collaboration === */
#conagua-collaboration {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
}

.conagua-info {
    max-width: 900px;
    margin: 0 auto;
}

.conagua-stats, .collaboration-goals, .synergy {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-light);
}

.conagua-stats ul,
.collaboration-goals ul {
    list-style: none;
    margin-left: 0;
}

.conagua-stats li,
.collaboration-goals li {
    padding-left: 1.5rem;
    position: relative;
}

.jalisco-info {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 10px;
    margin: 1.5rem 0;
    box-shadow: var(--shadow-light);
}

.origin-content {
    max-width: 900px;
    margin: 0 auto;
}

/* === CTA Sections === */
.cta-section {
    text-align: center;
    margin-top: 3rem;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(0, 119, 190, 0.1), rgba(0, 180, 216, 0.1));
    border-radius: 10px;
}

#final-cta, #contact-cta {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--text-white);
    text-align: center;
}

#final-cta h2,
#final-cta p,
#contact-cta h2,
#contact-cta p {
    color: var(--text-white);
}

/* === About Page Specific === */
#about-hero, #contact-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--text-white);
    padding: 80px 0;
    text-align: center;
}

#about-hero h1, #contact-hero h1 {
    color: var(--text-white);
    margin-bottom: 1rem;
}

#about-hero .lead, #contact-hero .lead {
    color: var(--text-white);
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.mv-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-medium);
}

.origin-story,
.story-content {
    max-width: 900px;
    margin: 0 auto;
}

.process-detail {
    max-width: 900px;
    margin: 0 auto;
}

.process-step {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-light);
}

.step-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.step-num {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.value-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
}

.value-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.plans-content {
    max-width: 800px;
    margin: 0 auto;
}

.plans-content h3 {
    color: var(--primary-color);
    margin-top: 2rem;
}

#about-cta {
    background: linear-gradient(135deg, var(--success-color), #05b591);
    color: var(--text-white);
    text-align: center;
}

#about-cta h2,
#about-cta p {
    color: var(--text-white);
}

/* === Contact Page === */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    height: fit-content;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.student-project-note {
    background: linear-gradient(135deg, rgba(255, 183, 0, 0.1), rgba(255, 193, 7, 0.1));
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--warning-color);
    margin-top: 2rem;
}

.student-project-note h3 {
    color: var(--warning-color);
    margin-bottom: 1rem;
}

/* === Forms === */
.contact-form-container {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-medium);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    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(0, 119, 190, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--danger-color);
}

.error-message {
    display: block;
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.checkbox-group label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-weight: 400;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.btn-submit {
    width: 100%;
    margin-top: 1rem;
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
    display: none;
}

.form-status.success {
    background-color: rgba(6, 214, 160, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
    display: block;
}

.form-status.error {
    background-color: rgba(239, 71, 111, 0.1);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
    display: block;
}

/* === Reasons Grid === */
.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.reason-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: var(--transition);
}

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

.reason-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* === FAQ === */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-light);
}

.faq-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

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

.footer-section h3 {
    color: var(--text-white);
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section li {
    color: rgba(255, 255, 255, 0.8);
}

.footer-section a {
    color: var(--accent-color);
}

.footer-section a:hover {
    color: var(--text-white);
}

.footer-section ul {
    list-style: none;
    margin: 0;
}

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

.student-note {
    font-size: 0.9rem;
    font-style: italic;
    color: var(--warning-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* === UN SDG Section Styles === */
#sdg-alignment {
    background: linear-gradient(135deg, #f8f9fa 0%, #e8f4f8 100%);
    padding: 4rem 0;
}

.sdg-intro {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 3rem;
}

.sdg-intro .lead {
    font-size: 1.2rem;
    color: var(--text-light);
}

.sdg-goals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.sdg-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    border-top: 5px solid;
    transition: var(--transition);
}

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

.sdg-card.sdg-6 {
    border-top-color: #26BDE2;
}

.sdg-card.sdg-14 {
    border-top-color: #0A97D9;
}

.sdg-card.sdg-17 {
    border-top-color: #19486A;
}

.sdg-header {
    margin-bottom: 1.5rem;
}

.sdg-number {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    font-weight: bold;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    margin-bottom: 1rem;
}

.sdg-card h3 {
    color: var(--dark-blue);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.sdg-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.sdg-content ul {
    list-style: none;
    padding: 0;
}

.sdg-content li {
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    position: relative;
    color: var(--text-light);
}

.sdg-content li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.sdg-business-benefits {
    background: white;
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: var(--shadow-light);
    margin-bottom: 2rem;
}

.sdg-business-benefits h3 {
    text-align: center;
    color: var(--dark-blue);
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

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

.benefit-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 8px;
    transition: var(--transition);
}

.benefit-item:hover {
    background: linear-gradient(135deg, #f0f8ff, #e8f4f8);
    transform: translateY(-3px);
}

.benefit-icon-sdg {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.benefit-item h4 {
    color: var(--dark-blue);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.benefit-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.sdg-urgency {
    margin-top: 2rem;
}

.urgency-box {
    background: linear-gradient(135deg, #FFB700 0%, #FF9500 100%);
    color: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    text-align: center;
}

.urgency-box h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.6rem;
}

.urgency-box p {
    color: white;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.urgency-box .highlight-text {
    font-weight: bold;
    font-size: 1.2rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
}

/* Emotional pitch urgency box */
.urgency-box-pitch {
    background: linear-gradient(135deg, #0077BE 0%, #00B4D8 100%);
    color: white;
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
    box-shadow: var(--shadow-medium);
}

.urgency-box-pitch p {
    color: white;
    font-size: 1.1rem;
    line-height: 1.8;
    margin: 0;
}

/* Featured benefit card */
.benefit-card.featured {
    border: 3px solid var(--warning-color);
    background: linear-gradient(135deg, #FFF9E6 0%, #FFFBF0 100%);
    position: relative;
    overflow: hidden;
}

.benefit-card.featured::before {
    content: "⭐ DESTACADO";
    position: absolute;
    top: 10px;
    right: -35px;
    background: var(--warning-color);
    color: white;
    padding: 5px 40px;
    transform: rotate(45deg);
    font-size: 0.7rem;
    font-weight: bold;
}

.benefit-card.featured .benefit-icon {
    font-size: 3.5rem;
}

/* SDG Badge Mini for About page */
.sdg-badge-mini {
    background: linear-gradient(135deg, #26BDE2 0%, #0A97D9 100%);
    color: white;
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1.5rem;
    text-align: center;
}

.sdg-badge-mini p {
    color: white;
    margin: 0;
    font-size: 0.95rem;
}

/* === Utility Classes === */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }