/* ============================================
   SOPORTE PROYAUT - ESTILOS CSS
   Paleta: Azules (#1E88E5, #42A5F5, #0D47A1, #E3F2FD) 
           Naranjas (#FF6F00, #FF9800, #FFB74D, #FFF3E0)
   ============================================ */

/* ========== VARIABLES Y RESET ========== */
:root {
    /* Colores Azules */
    --blue-primary: #1E88E5;
    --blue-light: #42A5F5;
    --blue-dark: #0D47A1;
    --blue-lighter: #E3F2FD;
    
    /* Colores Naranjas */
    --orange-primary: #FF6F00;
    --orange-medium: #FF9800;
    --orange-light: #FFB74D;
    --orange-lighter: #FFF3E0;
    
    /* Colores Neutros */
    --white: #FFFFFF;
    --gray-light: #F5F5F5;
    --gray-medium: #9E9E9E;
    --gray-dark: #424242;
    --black: #212121;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Bordes */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--gray-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* ========== NAVBAR ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-primary) 100%);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(13, 71, 161, 0.95);
    backdrop-filter: blur(10px);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
}

.logo i {
    font-size: 2rem;
    color: var(--orange-light);
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.logo strong {
    color: var(--orange-medium);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    transition: all var(--transition-normal);
    border-radius: 2px;
}

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

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--orange-medium);
    transform: translateX(-50%);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-link:hover::after {
    width: 80%;
}

/* ========== HERO SECTION ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-primary) 50%, var(--orange-primary) 100%);
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 111, 0, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(30, 136, 229, 0.3) 0%, transparent 50%);
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: fadeInLeft 0.8s ease;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-title .highlight {
    color: var(--orange-light);
    display: block;
    margin-top: 0.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-medium) 100%);
    color: var(--white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--orange-medium) 0%, var(--orange-light) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: var(--orange-light);
    transform: translateY(-2px);
}

.hero-illustration {
    position: relative;
    height: 500px;
    animation: fadeInRight 0.8s ease;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.floating-card {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    color: var(--white);
}

.card-1 {
    top: 10%;
    left: 10%;
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-light));
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: 10%;
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-medium));
    animation-delay: 1s;
}

.card-3 {
    bottom: 15%;
    left: 30%;
    background: linear-gradient(135deg, var(--blue-light), var(--blue-primary));
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* ========== FEATURES SECTION ========== */
.features {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--white) 0%, var(--blue-lighter) 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--blue-dark);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-medium);
    max-width: 600px;
    margin: 0 auto;
}

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

.feature-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 3px solid transparent;
}

.feature-card.blue-accent {
    border-color: var(--blue-light);
}

.feature-card.blue-accent:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-primary);
    background: linear-gradient(135deg, var(--white) 0%, var(--blue-lighter) 100%);
}

.feature-card.orange-accent {
    border-color: var(--orange-light);
}

.feature-card.orange-accent:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--orange-medium);
    background: linear-gradient(135deg, var(--white) 0%, var(--orange-lighter) 100%);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    transition: all var(--transition-normal);
}

.blue-accent .feature-icon {
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-light));
    color: var(--white);
}

.orange-accent .feature-icon {
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-medium));
    color: var(--white);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--blue-dark);
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--gray-medium);
    line-height: 1.8;
}

/* ========== ACCESS SECTION ========== */
.access-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--orange-lighter) 0%, var(--white) 50%, var(--blue-lighter) 100%);
}

.access-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.access-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--blue-dark);
    margin-bottom: 1.5rem;
}

.access-description {
    font-size: 1.125rem;
    color: var(--gray-medium);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.access-benefits {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.125rem;
    color: var(--gray-dark);
}

.benefit-item i {
    font-size: 1.5rem;
    color: var(--orange-medium);
}

.access-form-container {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 3px solid var(--blue-light);
}

.form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.form-header i {
    font-size: 4rem;
    color: var(--blue-primary);
    margin-bottom: 1rem;
}

.form-header h3 {
    font-size: 1.75rem;
    color: var(--blue-dark);
}

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--gray-dark);
    margin-bottom: 0.5rem;
}

.form-group label i {
    color: var(--blue-primary);
}

.form-input {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--blue-primary);
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

.form-input.error {
    border-color: #f44336;
}

.error-message {
    display: block;
    color: #f44336;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-medium) 100%);
    color: var(--white);
    padding: 1.25rem;
    font-size: 1.125rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    margin-top: 1rem;
}

.btn-submit:hover {
    background: linear-gradient(135deg, var(--blue-primary) 0%, var(--blue-light) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.form-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.link-secondary {
    color: var(--blue-primary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.link-secondary:hover {
    color: var(--orange-medium);
}

/* ========== CONTACT SECTION ========== */
.contact-section {
    padding: 100px 0;
    background: var(--white);
}

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

.contact-card {
    background: linear-gradient(135deg, var(--orange-lighter) 0%, var(--white) 100%);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid var(--orange-light);
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--orange-light) 0%, var(--orange-medium) 100%);
    border-color: var(--orange-primary);
}

.contact-card:hover h3,
.contact-card:hover p {
    color: var(--white);
}

.contact-card:hover .contact-icon {
    background: var(--white);
    color: var(--orange-primary);
}

.contact-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-medium));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
    transition: all var(--transition-normal);
}

.contact-card h3 {
    font-size: 1.5rem;
    color: var(--blue-dark);
    margin-bottom: 0.75rem;
    transition: color var(--transition-normal);
}

.contact-card p {
    color: var(--gray-medium);
    font-size: 1.125rem;
    transition: color var(--transition-normal);
}

/* ========== FOOTER ========== */
.footer {
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-primary) 100%);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--orange-light);
}

.footer-logo strong {
    color: var(--orange-medium);
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-section h4 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--orange-light);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--orange-light);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    transition: all var(--transition-normal);
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-medium));
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ========== SCROLL TO TOP ========== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-medium));
    color: var(--white);
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-light));
    transform: translateY(-5px);
}

/* ========== TOAST NOTIFICATION ========== */
.toast {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-light));
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
    z-index: 9999;
    transition: all var(--transition-normal);
}

.toast.show {
    bottom: 30px;
}

.toast.success {
    background: linear-gradient(135deg, #4CAF50, #8BC34A);
}

.toast.error {
    background: linear-gradient(135deg, #f44336, #e91e63);
}

.toast.warning {
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-medium));
}

.toast i {
    font-size: 1.5rem;
}

/* ========== BOTÓN CERRAR RESULTADO ========== */
.btn-close-result {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: #f44336;
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.3);
    transition: all 0.3s;
    z-index: 10;
}

.btn-close-result:hover {
    background: #d32f2f;
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(244, 67, 54, 0.5);
}

.btn-close-result:active {
    transform: scale(0.95);
}

/* ========== MENSAJE AUTO-CLOSE ========== */
#autoCloseMessage {
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== BOTONES DE MODO ========== */
.modo-btn {
    transition: all 0.3s ease;
}

.modo-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.modo-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    color: white !important;
    border-color: #667eea !important;
}

#modo-google_ai.active {
    background: linear-gradient(135deg, #4CAF50 0%, #8BC34A 100%) !important;
    border-color: #4CAF50 !important;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-illustration {
        height: 300px;
    }
    
    .access-wrapper {
        grid-template-columns: 1fr;
    }
    
    .access-info {
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        align-items: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--blue-dark);
        flex-direction: column;
        padding: 1rem 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: 1rem 1.5rem;
        width: 100%;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .access-form-container {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .floating-card {
        width: 80px;
        height: 80px;
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .contact-card {
        padding: 1.5rem;
    }
}