/* ===============================================
   INTELECT - CORPORATE WEBSITE STYLES
   Author: Intelect Team
   Version: 1.0
   Description: Modern, responsive CSS for Intelect
   =============================================== */

/* ===============================================
   CSS VARIABLES - COLOR PALETTE & SETTINGS
   =============================================== */
:root {
    /* Primary Colors - TMT Consultores Branding */
    --color-primary: #1c3d5a;        /* TMT Navy Blue */
    --color-primary-light: #2d5680;  /* Lighter Navy */
    --color-primary-dark: #0f2538;   /* Darker Navy */
    
    --color-secondary: #4a7ba7;      /* TMT Corporate Blue */
    --color-secondary-light: #6b9ac4; /* Light Blue */
    --color-secondary-dark: #2d4d6b;  /* Dark Blue */
    
    --color-accent: #5a8fb8;         /* TMT Accent Blue */
    --color-accent-light: #7daed3;   /* Light Accent */
    --color-accent-dark: #3d6d8f;    /* Dark Accent */
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-light: #f8f9fa;
    --color-gray-100: #f1f3f5;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;
    --color-black: #000000;
    
    /* Semantic Colors */
    --color-success: #28a745;
    --color-warning: #ffc107;
    --color-danger: #dc3545;
    --color-info: #17a2b8;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Font Sizes */
    --fs-xs: 0.75rem;      /* 12px */
    --fs-sm: 0.875rem;     /* 14px */
    --fs-base: 1rem;       /* 16px */
    --fs-lg: 1.125rem;     /* 18px */
    --fs-xl: 1.25rem;      /* 20px */
    --fs-2xl: 1.5rem;      /* 24px */
    --fs-3xl: 1.875rem;    /* 30px */
    --fs-4xl: 2.25rem;     /* 36px */
    --fs-5xl: 3rem;        /* 48px */
    --fs-6xl: 3.75rem;     /* 60px */
    
    /* Spacing */
    --spacing-xs: 0.5rem;   /* 8px */
    --spacing-sm: 1rem;     /* 16px */
    --spacing-md: 1.5rem;   /* 24px */
    --spacing-lg: 2rem;     /* 32px */
    --spacing-xl: 3rem;     /* 48px */
    --spacing-2xl: 4rem;    /* 64px */
    --spacing-3xl: 6rem;    /* 96px */
    
    /* Layout */
    --container-width: 1200px;
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ===============================================
   RESET & BASE STYLES
   =============================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--fs-5xl); }
h2 { font-size: var(--fs-4xl); }
h3 { font-size: var(--fs-3xl); }
h4 { font-size: var(--fs-2xl); }
h5 { font-size: var(--fs-xl); }
h6 { font-size: var(--fs-lg); }

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--color-secondary-dark);
}

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

ul {
    list-style: none;
}

/* ===============================================
   UTILITY CLASSES
   =============================================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section__subtitle {
    display: inline-block;
    font-size: var(--fs-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.section__title {
    font-size: var(--fs-4xl);
    margin-bottom: var(--spacing-sm);
}

.section__description {
    font-size: var(--fs-lg);
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    font-weight: 600;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ===============================================
   HEADER & NAVIGATION
   =============================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.header.scroll-header {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 120px;
    padding: var(--spacing-sm) 0;
}

.nav__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-base);
    max-width: 480px;
    margin-right: auto;
    padding-left: var(--spacing-xl);
}

.nav__logo:hover {
    transform: scale(1.02);
}

.nav__logo img {
    height: 90px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    transition: all var(--transition-base);
}

/* Logo más pequeño al hacer scroll */
.scroll-header .nav {
    height: 95px;
}

.scroll-header .nav__logo img {
    height: 70px;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav__link {
    position: relative;
    font-size: var(--fs-base);
    font-weight: 500;
    color: var(--color-gray-700);
    transition: color var(--transition-base);
}

.nav__link:hover,
.nav__link.active-link {
    color: var(--color-secondary);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link.active-link::after {
    width: 100%;
}

.nav__cta {
    padding: 0.625rem 1.25rem;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-white) !important;
    border-radius: var(--border-radius-md);
}

.nav__cta::after {
    display: none;
}

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

.nav__toggle,
.nav__close {
    display: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
}

/* ===============================================
   HERO SECTION
   =============================================== */
.hero {
    padding-top: 120px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    overflow: hidden;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero__content {
    z-index: 2;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    background-color: rgba(63, 168, 157, 0.1);
    color: var(--color-secondary-dark);
    border-radius: 50px;
    font-size: var(--fs-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.hero__badge i {
    color: var(--color-accent);
}

.hero__title {
    font-size: var(--fs-6xl);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.hero__title .highlight {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__description {
    font-size: var(--fs-xl);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero__stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--color-gray-200);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.stat-item i {
    font-size: var(--fs-3xl);
    color: var(--color-secondary);
}

.stat-number {
    font-size: var(--fs-3xl);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 0;
}

.stat-text {
    font-size: var(--fs-sm);
    color: var(--color-gray-600);
    margin-bottom: 0;
}

/* Hero Image */
.hero__image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__image-wrapper {
    position: relative;
    width: 100%;
    height: 500px;
    background: linear-gradient(135deg, rgba(63, 168, 157, 0.1) 0%, rgba(30, 58, 95, 0.1) 100%);
    border-radius: var(--border-radius-xl);
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem 1.5rem;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    font-weight: 600;
    color: var(--color-primary);
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    font-size: var(--fs-2xl);
    color: var(--color-secondary);
}

.floating-card.card-1 {
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 50%;
    right: 10%;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: 15%;
    left: 15%;
    animation-delay: 2s;
}

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

/* ===============================================
   ABOUT SECTION
   =============================================== */
.about {
    background-color: var(--color-white);
}

.about__content {
    display: block;
    max-width: 900px;
    margin: 0 auto;
}

.about__intro,
.about__mission {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.icon-box {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-white);
    border-radius: var(--border-radius-md);
    font-size: var(--fs-2xl);
}

.about__intro h3,
.about__mission h3,
.about__values h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.about__intro p,
.about__mission p {
    color: var(--color-gray-600);
    line-height: 1.8;
}

.about__values {
    padding: var(--spacing-xl);
    background-color: var(--color-light);
    border-radius: var(--border-radius-lg);
}

.about__values h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.about__values h3 i {
    color: var(--color-accent);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.value-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    font-weight: 600;
    color: var(--color-primary);
}

.value-item i {
    color: var(--color-secondary);
    font-size: var(--fs-xl);
}

/* Estilos de imagen removidos - sección eliminada del HTML
.about__image {
    position: relative;
}

.about__image-wrapper {
    position: relative;
    height: 500px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
}

.experience-badge {
    position: absolute;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.experience-badge h4 {
    font-size: var(--fs-5xl);
    color: var(--color-secondary);
    margin-bottom: 0;
}

.experience-badge p {
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0;
    line-height: 1.4;
}
*/

/* ===============================================
   SERVICES SECTION
   =============================================== */
.services {
    background-color: var(--color-light);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    position: relative;
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-card.featured {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.service-card.featured .service-card__title,
.service-card.featured .service-card__description {
    color: var(--color-white);
}

.service-card.featured .service-card__icon {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.popular-badge {
    position: absolute;
    top: -12px;
    right: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
    border-radius: 50px;
    font-size: var(--fs-xs);
    font-weight: 700;
    text-transform: uppercase;
    box-shadow: var(--shadow-md);
}

.service-card__icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(63, 168, 157, 0.1) 0%, rgba(30, 58, 95, 0.1) 100%);
    color: var(--color-secondary);
    border-radius: var(--border-radius-md);
    font-size: var(--fs-3xl);
    margin-bottom: var(--spacing-md);
}

.service-card__title {
    font-size: var(--fs-xl);
    margin-bottom: var(--spacing-sm);
}

.service-card__description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.service-card__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--fs-sm);
    color: var(--color-gray-700);
}

.service-card.featured .service-card__features li {
    color: rgba(255, 255, 255, 0.9);
}

.service-card__features i {
    color: var(--color-success);
    font-size: var(--fs-sm);
}

.service-card.featured .service-card__features i {
    color: var(--color-accent);
}

/* ===============================================
   PROCESS SECTION
   =============================================== */
.process {
    background-color: var(--color-white);
}

.process__timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.process__timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.timeline-item:nth-child(even) .timeline-content {
    grid-column: 1;
    grid-row: 1;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-number {
    grid-column: 2;
}

.timeline-number {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    font-size: var(--fs-2xl);
    font-weight: 800;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    margin: 0 auto;
    z-index: 2;
}

.timeline-content {
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.timeline-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(63, 168, 157, 0.1) 0%, rgba(30, 58, 95, 0.1) 100%);
    color: var(--color-secondary);
    border-radius: var(--border-radius-md);
    font-size: var(--fs-xl);
    margin-bottom: var(--spacing-sm);
}

.timeline-item:nth-child(even) .timeline-icon {
    float: right;
}

.timeline-content h3 {
    margin-bottom: var(--spacing-sm);
}

.timeline-content p {
    color: var(--color-gray-600);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ===============================================
   BENEFITS SECTION
   =============================================== */
.benefits {
    background-color: var(--color-light);
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.benefit-card {
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    border-radius: 50%;
    font-size: var(--fs-3xl);
    margin: 0 auto var(--spacing-md);
}

.benefit-card h3 {
    font-size: var(--fs-xl);
    margin-bottom: var(--spacing-sm);
}

.benefit-card p {
    color: var(--color-gray-600);
    line-height: 1.7;
    margin-bottom: 0;
}

.benefits__cta {
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border-radius: var(--border-radius-xl);
    text-align: center;
}

.benefits__cta h3 {
    font-size: var(--fs-3xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.benefits__cta p {
    font-size: var(--fs-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
}

.benefits__cta .btn {
    background-color: var(--color-accent);
}

.benefits__cta .btn:hover {
    background-color: var(--color-accent-dark);
}

/* ===============================================
   CONTACT SECTION
   =============================================== */
.contact {
    background-color: var(--color-white);
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-2xl);
}

.contact__text h3 {
    font-size: var(--fs-3xl);
    margin-bottom: var(--spacing-md);
}

.contact__text p {
    font-size: var(--fs-lg);
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-light);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-base);
}

.contact-item:hover {
    background-color: var(--color-gray-200);
}

.contact-item__icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-white);
    border-radius: var(--border-radius-md);
    font-size: var(--fs-xl);
}

.contact-item__content h4 {
    font-size: var(--fs-base);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-item__content a,
.contact-item__content p {
    color: var(--color-gray-600);
    margin-bottom: 0;
}

.contact-item__content a:hover {
    color: var(--color-secondary);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: var(--color-light);
    color: var(--color-primary);
    border-radius: 50%;
    font-size: var(--fs-lg);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    transform: translateY(-3px);
}

/* Contact Form */
.contact__form-wrapper {
    padding: var(--spacing-xl);
    background-color: var(--color-light);
    border-radius: var(--border-radius-lg);
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

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

.form-group label {
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(63, 168, 157, 0.1);
}

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

.form-message {
    display: none;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-top: var(--spacing-md);
    text-align: center;
    font-weight: 600;
}

.form-message.success {
    display: block;
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--color-success);
    border: 2px solid var(--color-success);
}

.form-message.error {
    display: block;
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--color-danger);
    border: 2px solid var(--color-danger);
}

/* ===============================================
   FOOTER
   =============================================== */
.footer {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo img {
    height: 90px;
    max-width: 480px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer__description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.footer__social-link:hover {
    background-color: var(--color-secondary);
    transform: translateY(-3px);
}

.footer__title {
    font-size: var(--fs-lg);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer__links,
.footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer__links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--fs-sm);
    transition: all var(--transition-base);
}

.footer__links a:hover {
    color: var(--color-white);
    padding-left: var(--spacing-xs);
}

.footer__contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--fs-sm);
}

.footer__contact i {
    color: var(--color-secondary);
    margin-top: 3px;
}

.footer__contact a {
    color: rgba(255, 255, 255, 0.8);
}

.footer__contact a:hover {
    color: var(--color-white);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.6);
}

.footer__legal {
    display: flex;
    gap: var(--spacing-md);
}

.footer__legal a {
    color: rgba(255, 255, 255, 0.6);
}

.footer__legal a:hover {
    color: var(--color-white);
}

/* ===============================================
   SCROLL TO TOP BUTTON
   =============================================== */
.scroll-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: var(--fs-xl);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-sticky);
}

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

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ===============================================
   RESPONSIVE DESIGN - TABLET
   =============================================== */
@media screen and (max-width: 968px) {
    /* Typography */
    h1 { font-size: var(--fs-4xl); }
    h2 { font-size: var(--fs-3xl); }
    h3 { font-size: var(--fs-2xl); }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section__title {
        font-size: var(--fs-3xl);
    }
    
    /* Logo en tablet */
    .nav {
        height: 110px;
    }
    
    .nav__logo {
        max-width: 480px;
    }
    
    .nav__logo img {
        height: 90px;
    }
    
    .scroll-header .nav {
        height: 90px;
    }
    
    .scroll-header .nav__logo img {
        height: 70px;
    }
    
    /* Navigation */
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--color-white);
        box-shadow: var(--shadow-2xl);
        padding: var(--spacing-2xl);
        transition: right var(--transition-slow);
        z-index: var(--z-fixed);
    }
    
    .nav__menu.show-menu {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .nav__toggle,
    .nav__close {
        display: block;
    }
    
    .nav__close {
        position: absolute;
        top: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    /* Hero */
    .hero__container {
        grid-template-columns: 1fr;
    }
    
    .hero__title {
        font-size: var(--fs-4xl);
    }
    
    .hero__description {
        font-size: var(--fs-lg);
    }
    
    .hero__image {
        order: -1;
    }
    
    .hero__image-wrapper {
        height: 400px;
    }
    
    /* About - Ya no necesita grid responsive */
    
    /* Services */
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Process Timeline */
    .process__timeline::before {
        left: 40px;
    }
    
    .timeline-item {
        grid-template-columns: 80px 1fr;
        gap: var(--spacing-lg);
    }
    
    .timeline-item:nth-child(even) .timeline-content {
        grid-column: 2;
        text-align: left;
    }
    
    .timeline-item:nth-child(even) .timeline-number {
        grid-column: 1;
    }
    
    .timeline-item:nth-child(even) .timeline-icon {
        float: none;
    }
    
    .timeline-number {
        width: 60px;
        height: 60px;
        font-size: var(--fs-xl);
    }
    
    /* Benefits */
    .benefits__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Contact */
    .contact__content {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer__content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===============================================
   RESPONSIVE DESIGN - MOBILE
   =============================================== */
@media screen and (max-width: 576px) {
    /* Typography */
    h1 { font-size: var(--fs-3xl); }
    h2 { font-size: var(--fs-2xl); }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .section__title {
        font-size: var(--fs-2xl);
    }
    
    .section__description {
        font-size: var(--fs-base);
    }
    
    /* Logo en móvil */
    .nav {
        height: 110px;
    }
    
    .nav__logo {
        max-width: 480px;
    }
    
    .nav__logo img {
        height: 90px;
    }
    
    .scroll-header .nav {
        height: 90px;
    }
    
    .scroll-header .nav__logo img {
        height: 70px;
    }
    
    .footer__logo img {
        height: 90px;
        max-width: 480px;
    }
    
    /* Hero */
    .hero__title {
        font-size: var(--fs-3xl);
    }
    
    .hero__description {
        font-size: var(--fs-base);
    }
    
    .hero__buttons {
        flex-direction: column;
    }
    
    .hero__buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero__stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .hero__image-wrapper {
        height: 300px;
    }
    
    .floating-card {
        font-size: var(--fs-sm);
        padding: 0.75rem 1rem;
    }
    
    .floating-card i {
        font-size: var(--fs-xl);
    }
    
    /* About - Ya no hay imagen */
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    /* Services */
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    /* Benefits */
    .benefits__grid {
        grid-template-columns: 1fr;
    }
    
    .benefits__cta h3 {
        font-size: var(--fs-2xl);
    }
    
    /* Contact */
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer__content {
        grid-template-columns: 1fr;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

/* ===============================================
   ANIMATIONS & LOADING EFFECTS
   =============================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===============================================
   ACCESSIBILITY
   =============================================== */
:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #000000;
        --color-secondary: #0066cc;
    }
}

/* Print Styles */
@media print {
    .header,
    .nav__toggle,
    .scroll-top,
    .hero__buttons,
    .contact__form,
    .footer__social {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}