/* ===== Professional Enterprise Design System ===== */
/* Metro Gestión - Sistema de Gestión Empresarial */

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

/* ===== Design Tokens - Light Mode (Default) ===== */
:root {
    /* Neutral Grays - Professional Palette */
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    --gray-950: #0a0a0a;

    /* Semantic Colors - Light Mode */
    --background: #ffffff;
    --background-secondary: var(--gray-50);
    --background-tertiary: var(--gray-100);
    --surface: #ffffff;
    --surface-elevated: #ffffff;
    --border: var(--gray-200);
    --border-hover: var(--gray-300);

    /* Text Colors */
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-500);
    --text-inverse: #ffffff;

    /* Accent Colors */
    --accent-primary: var(--gray-900);
    --accent-secondary: var(--gray-700);
    --accent-hover: var(--gray-800);

    /* Functional Colors */
    --success: #16a34a;
    --warning: #ea580c;
    --error: #dc2626;
    --info: #0284c7;

    /* Shadows - Light Mode */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'Inter', system-ui, sans-serif;

    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Dark Mode ===== */
@media (prefers-color-scheme: dark) {
    :root {
        /* Semantic Colors - Dark Mode */
        --background: var(--gray-950);
        --background-secondary: var(--gray-900);
        --background-tertiary: var(--gray-800);
        --surface: var(--gray-900);
        --surface-elevated: var(--gray-800);
        --border: rgba(255, 255, 255, 0.1);
        --border-hover: rgba(255, 255, 255, 0.2);

        /* Text Colors - Dark Mode */
        --text-primary: var(--gray-50);
        --text-secondary: var(--gray-400);
        --text-tertiary: var(--gray-500);

        /* Accent Colors - Dark Mode */
        --accent-primary: var(--gray-50);
        --accent-secondary: var(--gray-300);
        --accent-hover: var(--gray-100);

        /* Shadows - Dark Mode */
        --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
        --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
    }
}

/* Manual dark mode selection - overrides system preference */
html[data-theme="dark"] {
    /* Semantic Colors - Dark Mode */
    --background: var(--gray-950);
    --background-secondary: var(--gray-900);
    --background-tertiary: var(--gray-800);
    --surface: var(--gray-900);
    --surface-elevated: var(--gray-800);
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);

    /* Text Colors - Dark Mode */
    --text-primary: var(--gray-50);
    --text-secondary: var(--gray-400);
    --text-tertiary: var(--gray-500);

    /* Accent Colors - Dark Mode */
    --accent-primary: var(--gray-50);
    --accent-secondary: var(--gray-300);
    --accent-hover: var(--gray-100);

    /* Shadows - Dark Mode */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}

/* ===== Base Styles ===== */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    font-size: 16px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: var(--space-4) 0;
    transition: all var(--transition-base);
}

@media (prefers-color-scheme: dark) {
    .navbar {
        background: rgba(10, 10, 10, 0.8);
    }
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1.5px solid var(--border);
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    position: relative;
    padding: 0;
}

.theme-toggle:hover {
    background: var(--background-secondary);
    border-color: var(--border-hover);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    position: absolute;
    transition: all var(--transition-base);
}

.theme-toggle .sun-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.theme-toggle .moon-icon {
    opacity: 0;
    transform: rotate(90deg) scale(0);
}

html[data-theme="dark"] .theme-toggle .sun-icon {
    opacity: 0;
    transform: rotate(-90deg) scale(0);
}

html[data-theme="dark"] .theme-toggle .moon-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    object-fit: contain;
}

.logo-text {
    color: var(--text-primary);
    font-weight: 600;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-8);
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition-base);
}

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

/* ===== Buttons ===== */
.btn-primary,
.btn-secondary {
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    font-family: var(--font-sans);
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--accent-primary);
    color: #ffffff !important;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
    color: #ffffff !important;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: var(--background-secondary);
    transform: translateY(-1px);
}

@media (prefers-color-scheme: dark) {
    .btn-primary {
        background: var(--gray-50);
        color: var(--gray-950) !important;
    }

    .btn-primary:hover {
        background: #ffffff;
        color: var(--gray-950) !important;
    }
}

.btn-large {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    background: var(--background);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, var(--gray-100) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, var(--gray-100) 0%, transparent 50%);
    opacity: 0.4;
    z-index: -1;
}

@media (prefers-color-scheme: dark) {
    .hero-background {
        background:
            radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
        opacity: 1;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-text {
    animation: fadeInUp 0.6s ease;
}

.hero-title {
    font-size: 3.75rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    letter-spacing: -0.03em;
    color: var(--text-primary);
    font-family: var(--font-display);
}

.gradient-text {
    color: var(--text-primary);
    position: relative;
    display: inline-block;
}

.gradient-text::after {
    content: '';
    position: absolute;
    bottom: 0.25rem;
    left: 0;
    right: 0;
    height: 0.75rem;
    background: var(--gray-200);
    z-index: -1;
}

@media (prefers-color-scheme: dark) {
    .gradient-text::after {
        background: var(--gray-800);
    }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.7;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
}

.hero-stats {
    display: flex;
    gap: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid var(--border);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* Dashboard Preview */
.hero-image {
    animation: fadeInRight 0.6s ease;
}

.dashboard-preview {
    background: var(--surface);
    border-radius: var(--radius-2xl);
    padding: var(--space-4);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
}

.preview-header {
    background: var(--background-secondary);
    padding: var(--space-4);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.preview-dots {
    display: flex;
    gap: 8px;
}

.preview-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-300);
}

.preview-dots span:nth-child(1) {
    background: #ef4444;
}

.preview-dots span:nth-child(2) {
    background: #f59e0b;
}

.preview-dots span:nth-child(3) {
    background: #10b981;
}

.preview-content {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-6);
}

.preview-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    width: 60px;
}

.sidebar-item {
    height: 40px;
    background: var(--background-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    border: 1px solid var(--border);
}

.sidebar-item.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.preview-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.preview-card {
    height: 80px;
    background: var(--background-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

@media (prefers-color-scheme: dark) {

    .preview-card,
    .sidebar-item {
        background: var(--gray-800);
        border-color: var(--gray-700);
    }

    .dashboard-preview {
        background: var(--gray-900);
        border-color: var(--gray-800);
    }

    .preview-header {
        background: var(--gray-800);
    }

    .sidebar-item.active {
        background: var(--gray-50);
        border-color: var(--gray-50);
    }
}

/* ===== Section Styles ===== */
.features,
.modules,
.cta,
.faq,
.contact {
    padding: var(--space-24) 0;
}

.features {
    background: var(--background-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
    max-width: 768px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    letter-spacing: -0.03em;
    color: var(--text-primary);
    font-family: var(--font-display);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== Features Grid ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-8);
}

.feature-card {
    background: var(--surface);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: #ffffff;
}

@media (prefers-color-scheme: dark) {
    .feature-icon {
        background: var(--gray-800);
    }

    .feature-icon svg {
        color: var(--gray-50);
    }
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-3);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.9375rem;
}

/* ===== Modules Section ===== */
.modules {
    background: var(--background);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--space-10);
}

.module-card {
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    border: 1px solid var(--border);
    transition: all var(--transition-base);
}

.module-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.module-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.module-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-primary);
}

.module-icon svg {
    width: 32px;
    height: 32px;
    color: #ffffff;
}

@media (prefers-color-scheme: dark) {
    .module-icon {
        background: var(--gray-800);
    }

    .module-icon svg {
        color: var(--gray-50);
    }
}

.module-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.module-features {
    list-style: none;
}

.module-features li {
    padding: var(--space-3) 0;
    padding-left: var(--space-6);
    color: var(--text-secondary);
    position: relative;
    font-size: 0.9375rem;
}

.module-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 700;
}

/* ===== CTA Section ===== */
.cta {
    background: var(--background-secondary);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
}

.cta-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
}

/* ===== FAQ Section ===== */
.faq {
    background: var(--background);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--surface);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-6);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--background-secondary);
}

.faq-question h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
    padding-right: var(--space-4);
    letter-spacing: -0.01em;
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--text-secondary);
    transition: transform var(--transition-base);
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-secondary);
    border-radius: 50%;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    background: var(--accent-primary);
    color: var(--text-inverse);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
    padding: 0 var(--space-6);
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 var(--space-6) var(--space-6);
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
    font-size: 0.9375rem;
}

/* ===== Contact Section ===== */
.contact {
    background: var(--background-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.contact-info>p {
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    font-size: 1.125rem;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-item {
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: #ffffff;
}

@media (prefers-color-scheme: dark) {
    .contact-icon {
        background: var(--gray-800);
    }

    .contact-icon svg {
        color: var(--gray-50);
    }
}

.contact-item h4 {
    margin-bottom: var(--space-1);
    font-weight: 600;
    font-size: 1rem;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.contact-form {
    background: var(--surface);
    padding: var(--space-10);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background: var(--background);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

@media (prefers-color-scheme: dark) {

    .form-group input:focus,
    .form-group textarea:focus {
        box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.05);
    }
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===== Footer ===== */
.footer {
    background: var(--background);
    padding: var(--space-16) 0 var(--space-8);
    border-top: 1px solid var(--border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--space-16);
    margin-bottom: var(--space-12);
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: var(--space-3);
    font-size: 0.9375rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer-column h4 {
    margin-bottom: var(--space-4);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-primary);
}

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

.footer-column ul li {
    margin-bottom: var(--space-3);
}

.footer-column ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    font-size: 0.9375rem;
}

.footer-column ul li a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--border);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

    .hero-image {
        order: -1;
    }

    .hero-title {
        font-size: 3rem;
    }

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

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

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

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

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

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

    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-6);
    }

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

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

    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 var(--space-4);
    }
}

/* ===== Manual Dark Mode Overrides ===== */
/* These ensure the theme toggle works for all elements */

html[data-theme="dark"] .navbar {
    background: rgba(10, 10, 10, 0.8);
}

html[data-theme="dark"] .btn-primary {
    background: var(--gray-50);
    color: var(--gray-950) !important;
}

html[data-theme="dark"] .btn-primary:hover {
    background: #ffffff;
    color: var(--gray-950) !important;
}

html[data-theme="dark"] .hero-background {
    background:
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
    opacity: 1;
}

html[data-theme="dark"] .gradient-text::after {
    background: var(--gray-800);
}

html[data-theme="dark"] .preview-card,
html[data-theme="dark"] .sidebar-item {
    background: var(--gray-800);
    border-color: var(--gray-700);
}

html[data-theme="dark"] .dashboard-preview {
    background: var(--gray-900);
    border-color: var(--gray-800);
}

html[data-theme="dark"] .preview-header {
    background: var(--gray-800);
}

html[data-theme="dark"] .sidebar-item.active {
    background: var(--gray-50);
    border-color: var(--gray-50);
}

html[data-theme="dark"] .feature-icon {
    background: var(--gray-800);
}

html[data-theme="dark"] .feature-icon svg {
    color: var(--gray-50);
}

html[data-theme="dark"] .module-icon {
    background: var(--gray-800);
}

html[data-theme="dark"] .module-icon svg {
    color: var(--gray-50);
}

html[data-theme="dark"] .faq-item.active .faq-icon {
    background: var(--accent-primary);
    color: var(--text-inverse);
}

html[data-theme="dark"] .contact-icon {
    background: var(--gray-800);
}

html[data-theme="dark"] .contact-icon svg {
    color: var(--gray-50);
}

html[data-theme="dark"] .form-group input:focus,
html[data-theme="dark"] .form-group textarea:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.05);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background-color: #24d366;
    color: #fff;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
    background-color: #20ba5a;
    color: #fff;
}

.whatsapp-float svg {
    width: 34px;
    height: 34px;
}

@media screen and (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}