/* ============================================
   LANDING PAGE - ESTILOS EXCLUSIVOS
   Solo se carga en la landing pública (home.html)
   No afecta la aplicación interna
   ============================================ */

/* Header Sticky de Navegación */
.landing-sticky-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 55, 77, 0.97);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0.75rem 0;
    z-index: 1050;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    border-bottom: 2px solid #4CAF50;
}

.landing-sticky-nav.visible {
    transform: translateY(0);
}

.landing-nav-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: #fff;
    text-decoration: none;
    letter-spacing: 1px;
}

.landing-nav-brand:hover {
    color: #7CFC00;
}

.landing-nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 2rem;
}

.landing-nav-links a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.landing-nav-links a:hover {
    color: #7CFC00;
}

.btn-cta-nav {
    background: #25D366;
    color: #fff;
    font-weight: 600;
    font-size: 0.8125rem;
    padding: 0.5rem 1rem;
    border-radius: 30px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-cta-nav:hover {
    background: #1da851;
    color: #fff;
    transform: translateY(-1px);
}

/* Vista PWA - Solo Login */
.pwa-login-container {
    background: linear-gradient(135deg, #1A374D 0%, #2D5A7B 100%);
    min-height: 100vh;
    padding: 2rem 1rem;
    display: flex;
    align-items: center;
}

.pwa-login-container .login-card {
    border-radius: 16px;
}

.pwa-login-container .card-header-custom {
    border-radius: 16px 16px 0 0;
}

.pwa-login-container .btn-outline-secondary {
    border-color: #d4d4d4;
    border-left: none;
}

/* Hero Section - Mejorado */
.landing-hero {
    background: linear-gradient(135deg, #1A374D 0%, #2D5A7B 100%);
    position: relative;
    overflow: hidden;
    padding: 4rem 0 5rem;
}

.landing-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" patternUnits="userSpaceOnUse" width="25" height="25"><path d="M 25 0 L 0 0 0 25" fill="none" stroke="rgba(76,175,80,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') repeat;
    pointer-events: none;
}

.hero-badge {
    display: inline-block;
    background: rgba(76, 175, 80, 0.2);
    color: #7CFC00;
    padding: 0.5rem 1.25rem;
    border-radius: 30px;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    border: 1px solid rgba(76, 175, 80, 0.3);
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    max-width: 540px;
}

.text-yellow {
    color: #7CFC00 !important;
}

.text-white-75 {
    color: rgba(255, 255, 255, 0.75);
}

/* CTA Principal - Destacado */
.hero-cta-primary {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}

.btn-cta-main {
    background: linear-gradient(135deg, #25D366 0%, #1da851 100%);
    color: #ffffff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-size: 1rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.btn-cta-main:hover {
    background: linear-gradient(135deg, #1da851 0%, #25D366 100%);
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

.cta-helper {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    padding-left: 0.5rem;
}

/* CTAs Secundarios */
.hero-cta-secondary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.btn-secondary-cta {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.625rem 1.25rem;
    border-radius: 30px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-secondary-cta:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #4CAF50;
    color: #7CFC00;
}

.btn-tertiary-cta {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.625rem 1.25rem;
    border-radius: 30px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-tertiary-cta:hover {
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
}

/* Legacy button styles (mantener compatibilidad) */
.btn-yellow {
    background: #4CAF50;
    color: #ffffff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
}

.btn-yellow:hover {
    background: #45a049;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.4);
}

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 30px;
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #4CAF50;
    color: #7CFC00;
}

.btn-whatsapp {
    background: #25D366;
    color: #ffffff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
}

.btn-whatsapp:hover {
    background: #128C7E;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

/* Login Card */
.login-card {
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
}

.card-header-custom {
    background: #1A374D;
    color: #fff;
    padding: 1.25rem;
    border-bottom: 3px solid #4CAF50;
}

.card-header-custom h2 {
    color: #fff;
    letter-spacing: 1px;
}

.login-card .form-label {
    font-weight: 600;
    font-size: 0.75rem;
    color: #4a4a4a;
    letter-spacing: 0.5px;
}

.login-card .input-group-text {
    background: #f5f5f5;
    border: 2px solid #d4d4d4;
    border-right: none;
    color: #6b6b6b;
}

.login-card .form-control {
    border: 2px solid #d4d4d4;
    border-left: none;
    padding: 0.625rem 0.875rem;
}

.login-card .form-control:focus {
    border-color: #4CAF50;
    box-shadow: none;
}

.login-card .input-group:focus-within .input-group-text {
    border-color: #4CAF50;
}

.login-card .form-check-input:checked {
    background-color: #4CAF50;
    border-color: #4CAF50;
}

.auth-link {
    color: #6b6b6b;
    text-decoration: none;
}

.auth-link:hover {
    color: #4CAF50;
}

.divider-text {
    display: flex;
    align-items: center;
    text-align: center;
    color: #8a8a8a;
    font-size: 0.8125rem;
}

.divider-text::before,
.divider-text::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #d4d4d4;
}

.divider-text span {
    padding: 0 1rem;
}

.btn-google {
    background: #fff;
    border: 2px solid #d4d4d4;
    color: #4a4a4a;
    font-weight: 600;
    border-radius: 30px;
}

.btn-google:hover {
    background: #f5f5f5;
    border-color: #b0b0b0;
}

/* ============================================
   SECCIONES DE LANDING
   ============================================ */

/* Header de secciones */
.section-header {
    margin-bottom: 3rem;
}

.section-title {
    font-weight: 700;
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: #1A374D;
    letter-spacing: -0.25px;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: #6b6b6b;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Features Section */
.landing-features {
    background: #f5f7fa;
    padding: 5rem 0;
}

.feature-card {
    background: #fff;
    border-radius: 12px;
    padding: 2.25rem 1.75rem;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border-top: 3px solid #4CAF50;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #1A374D 0%, #2D5A7B 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.feature-icon i {
    font-size: 1.75rem;
    color: #4CAF50;
}

.feature-title {
    color: #1A374D;
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: 0.25px;
    margin-bottom: 0.875rem;
}

.feature-description {
    color: #6b6b6b;
    font-size: 0.9375rem;
    line-height: 1.65;
    margin-bottom: 0;
}

/* Cómo Funciona Section */
.landing-how-it-works {
    background: #fff;
    padding: 5rem 0;
}

.step-card {
    text-align: center;
    padding: 2rem 1.5rem;
    position: relative;
}

.step-number {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 32px;
    background: #4CAF50;
    color: #fff;
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.4);
}

.step-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(26, 55, 77, 0.08) 0%, rgba(45, 90, 123, 0.08) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.5rem auto 1.25rem;
    border: 2px solid rgba(76, 175, 80, 0.2);
}

.step-icon i {
    font-size: 2rem;
    color: #1A374D;
}

.step-title {
    color: #1A374D;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.step-description {
    color: #6b6b6b;
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* FAQ Section */
.landing-faq {
    background: #f5f7fa;
    padding: 5rem 0;
}

.landing-faq .accordion-item {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 8px !important;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.landing-faq .accordion-button {
    font-weight: 600;
    font-size: 0.9375rem;
    color: #1A374D;
    background: #fff;
    padding: 1.125rem 1.25rem;
    text-transform: none;
}

.landing-faq .accordion-button:not(.collapsed) {
    color: #fff;
    background: #1A374D;
    box-shadow: none;
}

.landing-faq .accordion-button:focus {
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.25);
}

.landing-faq .accordion-button::after {
    background-size: 1rem;
}

.landing-faq .accordion-button:not(.collapsed)::after {
    filter: brightness(0) invert(1);
}

.landing-faq .accordion-body {
    padding: 1.25rem;
    color: #4a4a4a;
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* Botón Instalar App */
.btn-install-app {
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    padding: 0.875rem 1.5rem;
    border-radius: 30px;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
    animation: pulse-install 2s infinite;
}

.btn-install-app:hover {
    background: linear-gradient(135deg, #F7931E 0%, #FF6B35 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.5);
}

@keyframes pulse-install {
    0%, 100% { box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4); }
    50% { box-shadow: 0 4px 25px rgba(255, 107, 53, 0.6); }
}

/* iOS Install Banner */
.ios-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #1A374D 0%, #2D5A7B 100%);
    color: #fff;
    padding: 1rem;
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    border-top: 3px solid #4CAF50;
}

.ios-install-banner .close-banner {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0.7;
}

.ios-install-banner .close-banner:hover {
    opacity: 1;
}

/* ============================================
   RESPONSIVE - Mobile First Approach
   ============================================ */

/* Tablet y menor */
@media (max-width: 991px) {
    .landing-hero {
        text-align: center;
        padding: 3rem 0 4rem;
    }

    .hero-subtitle {
        max-width: 100%;
        margin: 0 auto 1.5rem;
    }

    .hero-cta-primary {
        align-items: center;
    }

    .hero-cta-secondary {
        justify-content: center;
    }

    .landing-sticky-nav {
        padding: 0.625rem 0;
    }

    .btn-cta-nav {
        font-size: 0.75rem;
        padding: 0.4rem 0.875rem;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }

    .landing-features,
    .landing-how-it-works,
    .landing-faq {
        padding: 4rem 0;
    }
}

/* Mobile */
@media (max-width: 576px) {
    .landing-hero {
        padding: 2.5rem 0 3rem;
    }

    .hero-badge {
        font-size: 0.625rem;
        padding: 0.4rem 1rem;
    }

    .btn-cta-main {
        width: 100%;
        justify-content: center;
        padding: 0.875rem 1.5rem;
        font-size: 0.9375rem;
    }

    .btn-secondary-cta,
    .btn-tertiary-cta {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .cta-helper {
        text-align: center;
        display: block;
        padding-left: 0;
    }

    .feature-card {
        padding: 1.75rem 1.25rem;
    }

    .step-card {
        padding: 1.5rem 1rem;
    }

    .step-icon {
        width: 70px;
        height: 70px;
    }

    .step-icon i {
        font-size: 1.75rem;
    }

    .landing-features,
    .landing-how-it-works,
    .landing-faq {
        padding: 3rem 0;
    }

    .landing-faq .accordion-button {
        font-size: 0.875rem;
        padding: 1rem;
    }

    .landing-faq .accordion-body {
        padding: 1rem;
        font-size: 0.875rem;
    }
}

/* Mobile pequeño (320px - 375px) */
@media (max-width: 375px) {
    .landing-hero {
        padding: 2rem 0 2.5rem;
    }

    .hero-badge {
        font-size: 0.5625rem;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 0.9375rem;
    }

    .section-title {
        font-size: 1.25rem;
    }

    .section-subtitle {
        font-size: 0.9375rem;
    }
}

/* ============================================
   ACCESIBILIDAD - Solo Landing
   ============================================ */

/* Focus states visibles */
.landing-hero a:focus-visible,
.landing-sticky-nav a:focus-visible,
.landing-features a:focus-visible,
.landing-how-it-works a:focus-visible,
.landing-faq .accordion-button:focus-visible {
    outline: 3px solid #7CFC00;
    outline-offset: 2px;
}

/* Reducir movimiento */
@media (prefers-reduced-motion: reduce) {
    .landing-sticky-nav,
    .feature-card,
    .btn-cta-main,
    .btn-install-app {
        transition: none;
        animation: none;
    }
}