/* ============================================================================
   CSS Components - LandScout Premium Design System v2.0
   ============================================================================
   
   REDESIGN - Optimizado para accesibilidad 60+ y estética SaaS premium
   
   Requires: css/variables.css
   
   Principios:
   - Botones grandes y evidentes
   - Secciones bien separadas
   - Jerarquía visual clara
   - Contraste alto
   
   Last updated: 2025-12-17
   ============================================================================ */

/* ============================================================================
   HEADER - Clean & Accessible Sticky Header
   ============================================================================ */

header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    padding: var(--space-lg) 0;
    transition: var(--transition-base);
}

header.scrolled {
    background: rgba(255, 255, 255, 0.99);
    box-shadow: var(--shadow-md);
    padding: var(--space-md) 0;
}

.logo {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

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

/* ============================================================================
   NAVIGATION - Large Touch Targets
   ============================================================================ */

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-xl);
}

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

.nav-pill {
    background-color: transparent;
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: var(--font-medium);
    font-size: var(--text-sm);
    transition: var(--transition-base);
    border: 2px solid transparent;
    min-height: var(--min-touch-target);
    display: inline-flex;
    align-items: center;
}

.nav-pill:hover {
    background-color: var(--bg-section-alt);
    color: var(--text-main);
}

.nav-pill.active {
    background-color: var(--primary);
    color: var(--text-on-dark);
}

.mobile-menu-btn {
    display: none;
    background: var(--bg-section-alt);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: var(--text-xl);
    cursor: pointer;
    color: var(--text-main);
    min-width: var(--min-touch-target);
    min-height: var(--min-touch-target);
    justify-content: center;
    align-items: center;
    transition: var(--transition-base);
}

.mobile-menu-btn:hover {
    background-color: var(--border-light);
}

@media (max-width: 900px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-landing {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-card);
        flex-direction: column;
        padding: var(--space-xl);
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
        gap: var(--space-sm);
    }

    .nav-landing.active,
    .nav-landing.is-open {
        display: flex;
    }

    .nav-pill,
    .nav-landing .btn-nav {
        width: 100%;
        justify-content: center;
        padding: var(--space-lg);
        font-size: var(--text-lg);
    }
}

/* ============================================================================
   BUTTONS - Large, Clear & Accessible
   ============================================================================ */

/* Primary Button - Main CTA */
.btn-primary,
.btn2024-cta {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    color: var(--text-on-accent);
    border: none;
    padding: var(--space-lg) var(--space-2xl);
    border-radius: var(--radius-full);
    font-family: inherit;
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    cursor: pointer;
    transition: var(--transition-premium);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    min-height: var(--comfortable-touch);
    line-height: 1;
}

.btn-primary:hover,
.btn2024-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.4);
    filter: brightness(1.05);
}

.btn-primary:active,
.btn2024-cta:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

/* Secondary Button */
.btn-secondary,
.btn2024-secondary {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 2px solid var(--border);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-family: inherit;
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    min-height: var(--min-touch-target);
}

.btn-secondary:hover,
.btn2024-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background-color: var(--bg-section-alt);
    transform: translateY(-2px);
}

/* Navigation Button */
.btn-nav {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--text-on-dark);
    text-decoration: none;
    padding: var(--space-sm) var(--space-xl);
    border-radius: var(--radius);
    font-weight: var(--font-semibold);
    font-size: var(--text-sm);
    transition: var(--transition-base);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    min-height: var(--min-touch-target);
    box-shadow: var(--shadow);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================================================
   CARDS - Generous Padding & Clear Separation
   ============================================================================ */

.card,
.content-card,
.benefit-card,
.mock-card,
.process-card,
.form-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    padding: var(--space-2xl);
    transition: var(--transition-premium);
    box-shadow: var(--shadow);
}

.card:hover,
.content-card:hover,
.benefit-card:hover,
.mock-card:hover,
.process-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

/* Card Variants */
.card--elevated,
.elevated {
    box-shadow: var(--shadow-lg);
}

.card--dark,
.feature-card-dark {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: var(--text-on-dark);
    border: none;
}

.card--dark h2,
.card--dark h3,
.feature-card-dark h2,
.feature-card-dark h3 {
    color: var(--text-on-dark);
}

.card--dark:hover,
.feature-card-dark:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px rgba(30, 27, 75, 0.4);
}

/* Card Content Styling */
.content-card h2,
.benefit-card h3,
.mock-card h3,
.process-card h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-lg);
    color: var(--text-main);
}

.content-card p,
.benefit-card p,
.mock-card p,
.process-card p {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--text-secondary);
}

/* Process Number Badge */
.process-number {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    color: var(--text-on-accent);
    font-weight: var(--font-bold);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-md);
}

/* Icon Styling */
.icon {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-lg);
    display: block;
}

/* ============================================================================
   FORMS - Accessible Input Styles
   ============================================================================ */

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

label {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-main);
}

input,
select,
textarea {
    font-family: inherit;
    font-size: var(--text-base);
    padding: var(--space-md) var(--space-lg);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text-main);
    transition: var(--transition-base);
    min-height: var(--min-touch-target);
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
    outline: none;
}

input::placeholder,
textarea::placeholder {
    color: var(--text-muted);
}

/* Fieldset for grouped form sections */
.form-fieldset {
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    background: var(--bg-section-alt);
}

.form-fieldset legend {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-main);
    padding: 0 var(--space-md);
    margin-left: calc(-1 * var(--space-md));
}

.form-fieldset .fieldset-hint {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
    margin-top: calc(-1 * var(--space-sm));
}

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

.form-fieldset .form-group:last-of-type {
    margin-bottom: 0;
}

/* ============================================================================
   SECTIONS - Clear Visual Separation
   ============================================================================ */

section {
    padding: var(--space-4xl) 0;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-md);
}

.section-header p {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================================================
   GRIDS - Responsive Layouts
   ============================================================================ */

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
}

.benefits-grid,
.mock-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-2xl);
}

@media (max-width: 900px) {

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
}

/* ============================================================================
   FOOTER - Clean & Accessible
   ============================================================================ */

footer {
    background: var(--primary);
    color: var(--text-on-dark);
    padding: var(--space-3xl) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-2xl);
}

.footer-col h4 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-lg);
    color: var(--text-on-dark);
}

.footer-col p,
.footer-col a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-base);
}

.footer-col a:hover {
    color: var(--text-on-dark);
}

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

.footer-col ul li {
    margin-bottom: var(--space-sm);
}

/* ============================================================================
   REVEAL ANIMATIONS - Slow & Elegant
   ============================================================================ */

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--transition-premium), transform var(--transition-premium);
    will-change: opacity, transform;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity var(--transition-premium), transform var(--transition-premium);
}

.reveal-scale.is-visible {
    opacity: 1;
    transform: scale(1);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity var(--transition-premium), transform var(--transition-premium);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity var(--transition-premium), transform var(--transition-premium);
}

.reveal-left.is-visible,
.reveal-right.is-visible {
    opacity: 1;
    transform: translateX(0);
}

/* Stagger delays */
.reveal[data-delay="50"] {
    transition-delay: 50ms;
}

.reveal[data-delay="100"] {
    transition-delay: 100ms;
}

.reveal[data-delay="150"] {
    transition-delay: 150ms;
}

.reveal[data-delay="200"] {
    transition-delay: 200ms;
}

.reveal[data-delay="300"] {
    transition-delay: 300ms;
}

.reveal[data-delay="400"] {
    transition-delay: 400ms;
}

.reveal[data-delay="500"] {
    transition-delay: 500ms;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {

    .reveal,
    .reveal-scale,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
        transition: none;
    }

    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================================================
   HERO SECTIONS - Premium Landing
   ============================================================================ */

.hero-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: var(--text-on-dark);
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: var(--text-5xl);
    color: var(--text-on-dark);
    margin-bottom: var(--space-lg);
}

.hero-subtitle {
    font-size: var(--text-xl);
    opacity: 0.9;
    max-width: 600px;
}

/* Contact Hero */
.contact-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: var(--space-3xl) 0;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.contact-info h1 {
    color: var(--text-on-dark);
    font-size: var(--text-4xl);
    margin-bottom: var(--space-md);
}

.contact-info p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--text-xl);
}

@media (max-width: 768px) {
    .contact-layout {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: var(--text-3xl);
    }
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */

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

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.hidden {
    display: none !important;
}

.mt-1 {
    margin-top: var(--space-sm);
}

.mt-2 {
    margin-top: var(--space-md);
}

.mt-3 {
    margin-top: var(--space-lg);
}

.mt-4 {
    margin-top: var(--space-xl);
}

.mb-1 {
    margin-bottom: var(--space-sm);
}

.mb-2 {
    margin-bottom: var(--space-md);
}

.mb-3 {
    margin-bottom: var(--space-lg);
}

.mb-4 {
    margin-bottom: var(--space-xl);
}

/* ============================================================================
   MOCKUP SECTION - Demo Cards
   ============================================================================ */

.mock-ui-section {
    padding: var(--space-4xl) 0;
    background: linear-gradient(180deg, var(--bg-body) 0%, var(--bg-section-alt) 100%);
}

.mock-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    padding: var(--space-2xl);
    transition: var(--transition-premium);
}

.mock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-light);
}

.mock-score {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    color: var(--text-on-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    box-shadow: var(--shadow-md);
}

.mock-metrics {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.mock-metric {
    display: grid;
    grid-template-columns: 120px 1fr 80px;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--text-base);
}

.mock-metric>span:first-child {
    color: var(--text-secondary);
    font-weight: var(--font-medium);
}

.mock-meter {
    height: 10px;
    background: var(--bg-section-alt);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.mock-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    border-radius: var(--radius-full);
}

.mock-value {
    text-align: right;
    color: var(--text-main);
    font-weight: var(--font-semibold);
}