/* ALICIA Landing Page - v1.0.0 - Created 2025-10-19 */
/* ===========================
   VARIABLES Y COLORES
   =========================== */

:root {
    /* Colores de marca ALICIA (adaptados de Vetwise) */
    --brand-primary: #023047;           /* Azul oscuro principal */
    --brand-secondary: #FB8500;         /* Naranja secundario */
    --brand-accent: #219EBC;            /* Azul cielo acento */

    /* Colores complementarios */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;

    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transiciones */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;

    /* Espaciado */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;

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

/* ===========================
   RESET Y BASE
   =========================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--color-gray-800);
    line-height: 1.6;
    overflow-x: hidden;
    background: linear-gradient(180deg, #e8f1f5 0%, #f5f8fa 50%, #ffffff 100%);
    background-attachment: fixed;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--brand-primary);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 10000;
}

.skip-link:focus {
    top: 0;
}

/* ALICIA Brand Name Styling */
.alicia-name {
    font-weight: 700;
}

.alicia-name .alic {
    color: var(--brand-primary);
}

.alicia-name .ia {
    color: var(--brand-secondary);
}

/* White text variant (for dark backgrounds) */
.alicia-name-white {
    font-weight: 700;
    color: var(--color-white);
}

/* ===========================
   UTILITIES
   =========================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .section-header {
        margin-bottom: 4rem;
    }
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

@media (min-width: 640px) {
    .section-title {
        font-size: 2.25rem;
    }
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-gray-700);
    max-width: 48rem;
    margin: 0 auto;
    line-height: 1.75;
}

@media (min-width: 640px) {
    .section-description {
        font-size: 1.25rem;
    }
}

/* ===========================
   HEADER / NAVIGATION
   =========================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--brand-primary);
    box-shadow: var(--shadow-md);
    z-index: 1000;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem;
}

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

.logo-img {
    height: 2.5rem;
    width: auto;
}

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 0.5rem;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 1.5rem;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-6px);
}

.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--brand-primary);
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 5rem 2rem 2rem;
    list-style: none;
    transition: right 0.3s ease;
    box-shadow: var(--shadow-2xl);
}

.nav-menu.active {
    right: 0;
}

.nav-menu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-link {
    display: block;
    color: var(--color-white);
    padding: 1rem 0;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--brand-secondary);
}

.btn-cta-nav {
    display: inline-block;
    background: var(--brand-secondary);
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    margin-top: 1rem;
    text-align: center;
    transition: var(--transition);
}

.btn-cta-nav:hover {
    background: #e67700;
    transform: translateY(-2px);
}

@media (min-width: 1024px) {
    .mobile-menu-toggle {
        display: none;
    }

    .nav-menu {
        position: static;
        flex-direction: row;
        align-items: center;
        width: auto;
        max-width: none;
        height: auto;
        background: transparent;
        padding: 0;
        box-shadow: none;
        gap: 2rem;
    }

    .nav-menu li {
        border-bottom: none;
    }

    .nav-link {
        padding: 0.5rem 0;
    }

    .btn-cta-nav {
        margin-top: 0;
    }
}

/* ===========================
   HERO SECTION
   =========================== */

.hero-section {
    background: linear-gradient(135deg, rgba(2, 48, 71, 0.15) 0%, rgba(33, 158, 188, 0.1) 50%, rgba(251, 133, 0, 0.08) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 8rem 0 4rem;
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 0 100px rgba(255, 255, 255, 0.1);
}

/* Glassmorphism Animated Orbs */
.glass-orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
}

.glass-orb-1 {
    top: -100px;
    left: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle at center,
        rgba(2, 48, 71, 0.3) 0%,
        rgba(2, 48, 71, 0.18) 40%,
        rgba(2, 48, 71, 0.08) 70%,
        transparent 100%);
    border: 3px solid rgba(2, 48, 71, 0.25);
    box-shadow:
        inset 0 0 80px rgba(2, 48, 71, 0.15),
        0 0 120px rgba(2, 48, 71, 0.25),
        0 0 200px rgba(2, 48, 71, 0.15);
    filter: blur(2px);
    -webkit-filter: blur(2px);
    animation: floatOrb1 12s ease-in-out infinite;
}

.glass-orb-2 {
    bottom: -150px;
    right: -150px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle at center,
        rgba(251, 133, 0, 0.28) 0%,
        rgba(251, 133, 0, 0.16) 40%,
        rgba(251, 133, 0, 0.08) 70%,
        transparent 100%);
    border: 3px solid rgba(251, 133, 0, 0.3);
    box-shadow:
        inset 0 0 80px rgba(251, 133, 0, 0.15),
        0 0 140px rgba(251, 133, 0, 0.3),
        0 0 220px rgba(251, 133, 0, 0.2);
    filter: blur(2px);
    -webkit-filter: blur(2px);
    animation: floatOrb2 15s ease-in-out infinite;
}

@keyframes floatOrb1 {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.8;
    }
    25% {
        transform: translate(30px, -20px) scale(1.05);
        opacity: 1;
    }
    50% {
        transform: translate(50px, 10px) scale(1.1);
        opacity: 0.9;
    }
    75% {
        transform: translate(20px, 30px) scale(1.05);
        opacity: 1;
    }
}

@keyframes floatOrb2 {
    0%, 100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
        opacity: 0.75;
    }
    25% {
        transform: translate(-40px, 30px) scale(1.08) rotate(90deg);
        opacity: 0.9;
    }
    50% {
        transform: translate(-60px, -20px) scale(1.15) rotate(180deg);
        opacity: 1;
    }
    75% {
        transform: translate(-30px, -40px) scale(1.08) rotate(270deg);
        opacity: 0.85;
    }
}

@media (min-width: 768px) {
    .hero-section {
        padding: 10rem 0 6rem;
    }
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

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

@media (min-width: 1024px) {
    .hero-content {
        text-align: left;
    }
}

.hero-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 3.75rem;
    }
}

.highlight-orange {
    color: var(--brand-secondary);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-gray-700);
    margin-bottom: 2rem;
    line-height: 1.75;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 1.25rem;
    }
}

.hero-ctas {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
}

@media (min-width: 640px) {
    .hero-ctas {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero-ctas {
        justify-content: flex-start;
    }
}

.btn-primary {
    background: var(--brand-secondary);
    color: var(--color-white);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.btn-primary:hover {
    background: #e67700;
    transform: scale(1.05);
}

.btn-secondary {
    border: 2px solid var(--brand-accent);
    color: var(--brand-accent);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--brand-accent);
    color: var(--color-white);
}

.btn-text-mobile {
    display: inline;
}

.btn-text-full {
    display: none;
}

@media (min-width: 640px) {
    .btn-text-mobile {
        display: none;
    }

    .btn-text-full {
        display: inline;
    }
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    text-align: center;
}

@media (min-width: 768px) {
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

.stat-icon {
    color: var(--brand-accent);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.stat-metric {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* Hero Visual / Chat Mock */
.hero-visual {
    position: relative;
    margin-top: 2.5rem;
}

@media (min-width: 1024px) {
    .hero-visual {
        margin-top: 0;
    }
}

.chat-mock-container {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-2xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), inset 0 0 30px rgba(255, 255, 255, 0.15);
    padding: 1.5rem;
    position: relative;
    z-index: 2;
}

@media (min-width: 640px) {
    .chat-mock-container {
        padding: 2rem;
    }
}

.chat-mock-header {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-accent) 100%);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.chat-header-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.chat-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    flex-shrink: 0;
}

.chat-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.chat-status {
    font-size: 0.875rem;
    opacity: 0.9;
}

.chat-messages {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.message {
    padding: 0.75rem;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--color-white);
}

.message-assistant {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.message-user {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    margin-left: 2rem;
}

/* Channel Buttons */
.chat-channels {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

/* Channel Icons - Informative only (no interaction) */
.channel-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    cursor: default;
}

.channel-icon i {
    color: var(--brand-primary);
    font-size: 1.5rem;
    opacity: 0.85;
}

.channel-icon span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--brand-primary);
    opacity: 0.85;
}

/* Decorative Circles */
.decorative-circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.2;
    z-index: 0;
}

.decorative-circle-1 {
    top: 2rem;
    left: 2rem;
    width: 6rem;
    height: 6rem;
    background: var(--brand-accent);
}

.decorative-circle-2 {
    bottom: 2rem;
    right: 2rem;
    width: 4rem;
    height: 4rem;
    background: var(--brand-primary);
}

/* ===========================
   FEATURES SECTION
   =========================== */

.features-section {
    padding: 4rem 0;
    background: var(--color-white);
}

@media (min-width: 768px) {
    .features-section {
        padding: 5rem 0;
    }
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--brand-accent);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background: rgba(33, 158, 188, 0.1);
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    color: var(--brand-accent);
    font-size: 1.75rem;
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--brand-primary);
    margin-bottom: 0.75rem;
}

.feature-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ===========================
   BENEFITS SECTION
   =========================== */

.benefits-section {
    padding: 4rem 0;
    background: linear-gradient(180deg, #0d4562 0%, #0A3D5C 50%, #083348 100%) !important;
}

.benefits-section .section-title {
    color: var(--color-white) !important;
}

.benefits-section .section-description {
    color: rgba(255, 255, 255, 0.9) !important;
}

@media (min-width: 768px) {
    .benefits-section {
        padding: 5rem 0;
    }
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.benefit-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.benefit-card:hover {
    box-shadow: var(--shadow-2xl);
    transform: translateY(-5px);
}

.benefit-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.benefit-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background: rgba(33, 158, 188, 0.1);
    border-radius: 50%;
}

.benefit-icon {
    color: var(--brand-accent);
    font-size: 1.5rem;
}

.benefit-metric {
    font-size: 2rem;
    font-weight: 700;
    color: var(--brand-secondary);
}

@media (min-width: 640px) {
    .benefit-metric {
        font-size: 2.25rem;
    }
}

.benefit-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--brand-primary);
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.benefit-card:hover .benefit-title {
    color: var(--brand-secondary);
}

.benefit-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    line-height: 1.6;
    flex-grow: 1;
}

/* CTA Banner */
.cta-banner {
    margin-top: 4rem;
    background: var(--brand-secondary);
    color: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

@media (min-width: 768px) {
    .cta-banner {
        margin-top: 5rem;
    }
}

.cta-banner-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .cta-banner-title {
        font-size: 1.875rem;
    }
}

.cta-banner-description {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 40rem;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 640px) {
    .cta-banner-description {
        font-size: 1.25rem;
    }
}

.btn-cta-banner {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-white);
    color: var(--brand-primary);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-weight: 600;
    transition: var(--transition);
}

.btn-cta-banner:hover {
    background: var(--color-gray-100);
    transform: scale(1.05);
}

/* ===========================
   FUNCIONALIDADES SECTION
   =========================== */

.funcionalidades-section {
    padding: 4rem 0;
    background: var(--color-white);
}

@media (min-width: 768px) {
    .funcionalidades-section {
        padding: 5rem 0;
    }
}

.funcionalidades-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 640px) {
    .funcionalidades-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .funcionalidades-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.func-card {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.func-card:hover {
    background: var(--color-white);
    border-color: var(--brand-accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.func-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    background: var(--brand-secondary);
    color: var(--color-white);
    border-radius: 50%;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.func-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--brand-primary);
    margin-bottom: 0.75rem;
}

.func-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ===========================
   PILARES SECTION
   =========================== */

.pilares-section {
    padding: 4rem 0;
    background: var(--color-gray-50);
    position: relative;
    border-top: 3px solid #e2e8f0;
    margin-top: 2rem;
}

.pilares-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
    margin-top: -3px;
}

@media (min-width: 768px) {
    .pilares-section {
        padding: 5rem 0;
    }
}

.pilares-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .pilares-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pilar-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 2px solid var(--color-gray-200);
    transition: var(--transition);
}

.pilar-card:hover {
    border-color: var(--brand-accent);
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
}

.pilar-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    background: var(--brand-accent);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-right: 1rem;
}

.pilar-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.pilar-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.pilar-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--color-gray-700);
}

.pilar-features i {
    color: var(--brand-accent);
    font-size: 1rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

/* ===========================
   CANALES SECTION
   =========================== */

.canales-section {
    padding: 4rem 0;
    background: var(--brand-primary);
    color: var(--color-white);
}

@media (min-width: 768px) {
    .canales-section {
        padding: 5rem 0;
    }
}

.canales-section .section-title {
    color: var(--color-white);
}

.canales-section .section-description {
    color: rgba(255, 255, 255, 0.9);
}

.canales-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 640px) {
    .canales-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .canales-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.canal-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.canal-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.canal-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background: var(--brand-secondary);
    color: var(--color-white);
    border-radius: 50%;
    margin-bottom: 1.5rem;
    font-size: 1.75rem;
}

.canal-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.canal-description {
    font-size: 0.875rem;
    opacity: 0.9;
    line-height: 1.6;
}

/* ===========================
   EBOOK / LEAD MAGNET SECTION
   =========================== */

.ebook-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--brand-accent) 0%, var(--brand-primary) 100%);
    color: var(--color-white);
}

@media (min-width: 768px) {
    .ebook-section {
        padding: 5rem 0;
    }
}

.ebook-content {
    max-width: 56rem;
    margin: 0 auto;
    text-align: center;
}

.ebook-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 5rem;
    height: 5rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.ebook-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .ebook-title {
        font-size: 2.5rem;
    }
}

.ebook-subtitle {
    font-size: 1.125rem;
    opacity: 0.95;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.ebook-benefits {
    margin-bottom: 2.5rem;
}

.ebook-benefits-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.ebook-benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    text-align: left;
    max-width: 40rem;
    margin: 0 auto;
}

@media (min-width: 640px) {
    .ebook-benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.ebook-benefit {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.ebook-benefit i {
    color: var(--brand-secondary);
    font-size: 1.125rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

.ebook-benefit span {
    font-size: 0.875rem;
    line-height: 1.6;
}

.ebook-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 32rem;
    margin: 0 auto 1rem;
}

@media (min-width: 640px) {
    .ebook-form {
        flex-direction: row;
    }
}

.ebook-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    transition: var(--transition);
}

.ebook-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.ebook-input:focus {
    outline: none;
    border-color: var(--brand-secondary);
    background: rgba(255, 255, 255, 0.15);
}

.ebook-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--brand-secondary);
    color: var(--color-white);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.ebook-submit:hover {
    background: #e67700;
    transform: scale(1.05);
}

.ebook-privacy {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* ===========================
   IMPLEMENTACIÓN SECTION
   =========================== */

.implementacion-section {
    padding: 4rem 0;
    background: rgba(33, 158, 188, 0.05);
}

@media (min-width: 768px) {
    .implementacion-section {
        padding: 5rem 0;
    }
}

.implementacion-card {
    max-width: 56rem;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .implementacion-card {
        flex-direction: row;
        text-align: left;
    }
}

.implementacion-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 5rem;
    height: 5rem;
    background: rgba(33, 158, 188, 0.1);
    border-radius: 50%;
    flex-shrink: 0;
}

.implementacion-icon i {
    color: var(--brand-accent);
    font-size: 2.5rem;
}

.implementacion-content {
    flex: 1;
}

.implementacion-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .implementacion-title {
        font-size: 1.75rem;
    }
}

.implementacion-description {
    font-size: 1rem;
    color: var(--color-gray-700);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.implementacion-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--color-gray-700);
}

.implementacion-features i {
    color: var(--brand-accent);
    font-size: 1rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

/* ===========================
   CONTACT SECTION
   =========================== */

.contact-section {
    padding: 4rem 0;
    background: var(--color-white);
}

@media (min-width: 768px) {
    .contact-section {
        padding: 5rem 0;
    }
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

.contact-form-container {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.form-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    color: var(--brand-primary);
}

.form-header i {
    font-size: 2rem;
}

.form-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--brand-primary);
}

.form-group input,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--color-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 3px rgba(33, 158, 188, 0.1);
}

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

.btn-submit {
    background: var(--brand-secondary);
    color: var(--color-white);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

.btn-submit:hover {
    background: #e67700;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.form-privacy {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.form-privacy i {
    color: var(--brand-accent);
}

/* Contact Info Cards */
.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.info-card:hover {
    border-color: var(--brand-accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.info-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background: rgba(33, 158, 188, 0.1);
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.info-icon i {
    color: var(--brand-accent);
    font-size: 1.75rem;
}

.info-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 0.75rem;
}

.info-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.info-link {
    display: inline-block;
    color: var(--brand-secondary);
    font-weight: 600;
    transition: var(--transition);
}

.info-link:hover {
    color: #e67700;
    text-decoration: underline;
}

/* ===========================
   FOOTER
   =========================== */

.footer {
    background: var(--brand-primary);
    color: var(--color-white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 3fr;
        gap: 4rem;
    }
}

.footer-logo img {
    height: 2.5rem;
    margin-bottom: 1rem;
}

.footer-logo p {
    font-size: 0.875rem;
    opacity: 0.8;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

.footer-column a {
    font-size: 0.875rem;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-column a:hover {
    opacity: 1;
    color: var(--brand-secondary);
}

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

.footer-bottom p {
    font-size: 0.875rem;
    opacity: 0.7;
}

/* ===========================
   BACK TO HOME & TOP BUTTONS
   =========================== */

.back-to-home {
    position: fixed;
    bottom: 6rem;
    left: 2rem;
    width: 3rem;
    height: 3rem;
    background: var(--brand-primary);
    color: var(--color-white);
    text-decoration: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.back-to-home:hover {
    background: #034a68;
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.back-to-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 3rem;
    height: 3rem;
    background: var(--brand-secondary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #e67700;
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* ===========================
   EXIT INTENT MODAL
   =========================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    padding: 1rem;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    max-width: 32rem;
    width: 100%;
    position: relative;
    box-shadow: var(--shadow-2xl);
    animation: modalSlideIn 0.3s ease-out;
}

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

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--color-gray-100);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-gray-700);
    cursor: pointer;
    transition: var(--transition);
    z-index: 1;
}

.modal-close:hover {
    background: var(--color-gray-200);
    color: var(--brand-primary);
}

.modal-body {
    padding: 3rem 2rem;
    text-align: center;
}

.modal-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--brand-secondary) 0%, #e67700 100%);
    color: var(--color-white);
    border-radius: 50%;
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 1rem;
}

.modal-description {
    font-size: 1rem;
    color: var(--color-gray-700);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .modal-form {
        flex-direction: row;
    }
}

.modal-input {
    flex: 1;
    padding: 0.875rem 1rem;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    transition: var(--transition);
}

.modal-input:focus {
    outline: none;
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 3px rgba(33, 158, 188, 0.1);
}

.modal-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--brand-secondary);
    color: var(--color-white);
    padding: 0.875rem 1.5rem;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.modal-submit:hover {
    background: #e67700;
    transform: scale(1.05);
}

.modal-privacy {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* ===========================
   RESPONSIVE ADJUSTMENTS
   =========================== */

@media (max-width: 767px) {
    .hero-section {
        padding: 6rem 0 3rem;
    }

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

    .section-description {
        font-size: 1rem;
    }
}

@media (max-width: 639px) {
    .btn-primary,
    .btn-secondary {
        font-size: 1rem;
        padding: 0.875rem 1.5rem;
    }

    .stat-metric {
        font-size: 1.25rem;
    }

    .benefit-metric {
        font-size: 1.75rem;
    }
}