/* Variables CSS */
:root {
    --primary-color: #007bff;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
    --text-color: #333;
    --border-color: #dee2e6;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    background-color: #f5f7fa;
    line-height: 1.6;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.nav-link:hover,
.nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Secciones */
.section {
    display: none;
    animation: fadeIn 0.5s ease;
}

.section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.section-intro {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--info-color) 100%);
    color: white;
    border-radius: 8px;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Botones */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

.btn-success:hover {
    background-color: #218838;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-small {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-small:hover {
    background-color: #0056b3;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: #666;
}

/* Tutorial Steps */
.tutorial-steps {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.step {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.step-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--light-color);
    cursor: pointer;
    transition: var(--transition);
}

.step-header:hover {
    background-color: #e9ecef;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.2rem;
}

.step-header h3 {
    flex: 1;
    margin: 0;
}

.step-header i {
    color: #666;
    transition: var(--transition);
}

.step.open .step-header i {
    transform: rotate(180deg);
}

.step-content {
    padding: 1.5rem;
    display: none;
    border-top: 1px solid var(--border-color);
}

.step.open .step-content {
    display: block;
}

.step-content p {
    margin-bottom: 1rem;
}

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

.step-content li {
    margin-bottom: 0.5rem;
}

.feature-list {
    list-style: none;
    margin-left: 0;
}

.feature-list li {
    padding-left: 2rem;
    position: relative;
}

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

.numbered-list {
    list-style: decimal;
    margin-left: 2rem;
}

.numbered-list li {
    margin-bottom: 0.5rem;
}

/* Mockups */
.step-image {
    margin-top: 1.5rem;
}

.mockup {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.mockup-header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem;
    font-weight: bold;
}

.mockup-body {
    padding: 1.5rem;
}

.login-mockup .form-group {
    margin-bottom: 1rem;
}

.login-mockup label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.login-mockup input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.dashboard-mockup {
    padding: 1.5rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--light-color);
    border-radius: 4px;
    margin-bottom: 1rem;
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
}

.table-mockup {
    overflow-x: auto;
}

.mockup-table {
    width: 100%;
    border-collapse: collapse;
}

.mockup-table thead {
    background-color: var(--light-color);
}

.mockup-table th,
.mockup-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.mockup-table th {
    font-weight: bold;
    color: var(--text-color);
}

.form-mockup .form-group {
    margin-bottom: 1rem;
}

.form-mockup label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-mockup input,
.form-mockup select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

/* Notas */
.note {
    background-color: #e7f3ff;
    border-left: 4px solid var(--info-color);
    padding: 1rem;
    border-radius: 4px;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.note i {
    color: var(--info-color);
    font-size: 1.2rem;
}

/* FAQ */
.faq-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background-color: var(--light-color);
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: #e9ecef;
}

.faq-question h3 {
    margin: 0;
    flex: 1;
}

.faq-question i {
    color: #666;
    transition: var(--transition);
}

.faq-item.open .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 1.5rem;
    display: none;
    border-top: 1px solid var(--border-color);
}

.faq-item.open .faq-answer {
    display: block;
}

.faq-answer p {
    margin: 0;
    color: #666;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}

.footer p {
    margin: 0.5rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

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

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

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

    .step-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }

    .faq-question {
        flex-direction: column;
        align-items: flex-start;
    }

    .faq-question i {
        margin-left: auto;
    }
}