/* 
* PetroInnovación - Main Stylesheet
* Theme: Tech-Futuristic
* Layout: Z-Pattern Journey
* Created: 2023
*/

/* ======= Base Styles ======= */
:root {
    /* Main Colors */
    --color-primary: #1A3C6E;
    --color-secondary: #E94E1B;
    --color-accent: #00B3A4;
    --color-complementary: #6D2077;
    
    /* Background Colors */
    --color-bg-primary: #F9FAFB;
    --color-bg-secondary: #121E2D;
    
    /* Text Colors */
    --color-text-primary: #121E2D;
    --color-text-secondary: #536B8C;
    --color-text-light: #F9FAFB;
    
    /* Functional Colors */
    --color-success: #0A906E;
    --color-warning: #F39C12;
    --color-error: #D35450;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-complementary) 100%);
    
    /* Animations */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-small: 0 2px 5px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 5px 15px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 10px 25px rgba(0, 0, 0, 0.1);
    
    /* Borders */
    --border-radius-small: 4px;
    --border-radius-medium: 8px;
    --border-radius-large: 16px;
    --border-radius-xl: 24px;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

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

ul, ol {
    list-style-position: inside;
}

/* Typography Enhancements */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text-primary);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

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

.lead {
    font-size: 1.125rem;
    font-weight: 300;
}

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

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

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

/* ======= Cookie Banner Styles ======= */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-light);
    z-index: 1000;
    padding: var(--spacing-md);
    transform: translateY(100%);
    transition: transform var(--transition-medium);
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.2);
}

.cookie-banner.visible {
    transform: translateY(0);
}

.cookie-content {
    max-width: 900px;
    margin: 0 auto;
}

.cookie-header {
    margin-bottom: var(--spacing-md);
}

.cookie-header h3 {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.cookie-options {
    margin-bottom: var(--spacing-md);
}

.cookie-option {
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-small);
}

.cookie-option label {
    display: inline-block;
    margin-left: var(--spacing-xs);
    font-weight: 600;
}

.cookie-description {
    margin-left: 1.5rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

.cookie-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.cookie-info {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.cookie-info a {
    color: var(--color-accent);
    text-decoration: underline;
}

.cookie-settings-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-light);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-fast), background-color var(--transition-fast);
    opacity: 0;
    visibility: hidden;
}

.cookie-settings-button.visible {
    opacity: 1;
    visibility: visible;
}

.cookie-settings-button:hover {
    transform: scale(1.05);
    background-color: var(--color-primary);
}

.cookie-settings-button i {
    font-size: 1.25rem;
}

/* ======= Header & Navigation ======= */
.site-header {
    padding: var(--spacing-md) 0;
    background-color: var(--color-bg-primary);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-small);
    transition: padding var(--transition-medium);
}

.site-header.scrolled {
    padding: var(--spacing-sm) 0;
}

.site-logo {
    display: inline-block;
}

.site-logo img {
    height: 50px;
    transition: height var(--transition-medium);
}

.site-header.scrolled .site-logo img {
    height: 40px;
}

.main-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.main-navigation li {
    margin-left: var(--spacing-lg);
}

.main-navigation a {
    display: inline-block;
    padding: var(--spacing-xs) 0;
    color: var(--color-text-primary);
    font-weight: 500;
    position: relative;
}

.main-navigation a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: width var(--transition-medium);
}

.main-navigation a:hover::after,
.main-navigation a.active::after {
    width: 100%;
}

.menu-toggle {
    background: none;
    border: none;
    width: 30px;
    height: 20px;
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    z-index: 110;
    margin-left: auto;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all var(--transition-medium);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background-color: var(--color-bg-primary);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 100;
    transition: right var(--transition-medium);
    display: flex;
    flex-direction: column;
}

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

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.mobile-logo {
    height: 40px;
}

.close-mobile-menu {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-primary);
}

.mobile-menu nav {
    flex-grow: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.mobile-menu .menu.vertical {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu .menu.vertical li {
    margin-bottom: var(--spacing-md);
}

.mobile-menu .menu.vertical a {
    display: block;
    padding: var(--spacing-sm) 0;
    font-size: 1.125rem;
    font-weight: 500;
}

.mobile-menu .menu.vertical a.active {
    color: var(--color-secondary);
}

.mobile-menu-footer {
    padding: var(--spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.875rem;
}

.mobile-menu-footer p {
    margin-bottom: var(--spacing-xs);
}

/* Mobile Menu Backdrop */
.mobile-menu-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-medium), visibility var(--transition-medium);
}

.mobile-menu-backdrop.active {
    opacity: 1;
    visibility: visible;
}

/* ======= Hero Section ======= */
.hero-section {
    position: relative;
    padding: var(--spacing-xxl) 0;
    overflow: hidden;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-light);
}

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

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.hero-image-container {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-large);
}

.hero-image {
    display: block;
    width: 100%;
    transition: transform var(--transition-slow);
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.05);
}

.hero-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(26, 60, 110, 0.5), rgba(109, 32, 119, 0.3));
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

/* ======= Research Areas Section ======= */
.research-areas-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-bg-primary);
}

.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-title {
    position: relative;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-secondary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.research-card {
    background-color: white;
    border-radius: var(--border-radius-medium);
    padding: var(--spacing-lg);
    height: 100%;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.research-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-primary);
}

.research-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-large);
}

.research-icon {
    margin-bottom: var(--spacing-md);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.research-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.research-card p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* ======= Innovation Section ======= */
.innovation-section {
    padding: var(--spacing-xxl) 0;
    background-color: #f2f5f9;
}

.innovation-content {
    padding: var(--spacing-lg);
}

.innovation-content h3 {
    margin-bottom: var(--spacing-md);
}

.innovation-list {
    list-style: none;
    margin: var(--spacing-lg) 0;
    padding: 0;
}

.innovation-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.innovation-list i {
    color: var(--color-secondary);
    margin-right: var(--spacing-sm);
    font-size: 1.25rem;
}

.innovation-image {
    position: relative;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.innovation-image img {
    width: 100%;
    display: block;
}

.innovation-card {
    position: absolute;
    bottom: 20px;
    right: -20px;
    background-color: white;
    border-radius: var(--border-radius-medium);
    padding: var(--spacing-md);
    width: 80%;
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
}

.innovation-card-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.innovation-card-content h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1rem;
}

.innovation-card-content p {
    margin-bottom: 0;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* ======= Projects Section ======= */
.projects-section {
    padding: var(--spacing-xxl) 0;
}

.project-card {
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--spacing-lg);
    background-color: white;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-large);
}

.project-image {
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-content {
    padding: var(--spacing-lg);
}

.project-content h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.project-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.project-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.project-meta span {
    display: flex;
    align-items: center;
}

.project-meta i {
    margin-right: var(--spacing-xs);
    color: var(--color-secondary);
}

/* ======= Stats Section ======= */
.stats-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-light);
}

.stat-card {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.stat-icon {
    font-size: 2rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* ======= Latest Research Section ======= */
.latest-research-section {
    padding: var(--spacing-xxl) 0;
    background-color: #f9fafb;
}

.research-item {
    display: flex;
    flex-direction: column;
    background-color: white;
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--spacing-lg);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.research-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-large);
}

.research-image {
    height: 200px;
    overflow: hidden;
}

.research-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.research-item:hover .research-image img {
    transform: scale(1.05);
}

.research-item-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.research-item-content h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.research-item-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.research-date {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
}

.research-date i {
    margin-right: var(--spacing-xs);
    color: var(--color-secondary);
}

/* ======= Contact Section ======= */
.contact-section {
    padding: var(--spacing-xxl) 0;
    background-color: white;
}

.contact-content {
    padding-right: var(--spacing-lg);
}

.contact-info {
    margin-top: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.contact-item i {
    color: var(--color-secondary);
    margin-right: var(--spacing-md);
    font-size: 1.25rem);
}

.contact-form-container {
    background-color: white;
    border-radius: var(--border-radius-large);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-large);
}

.contact-form label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid #e1e5eb;
    border-radius: var(--border-radius-small);
    margin-bottom: var(--spacing-md);
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-agreement {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.form-agreement input {
    margin-right: var(--spacing-sm);
    width: auto;
}

.form-agreement label {
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* Intl Tel Input Styles */
.iti {
    width: 100%;
}

/* ======= Page Header ======= */
.page-header {
    position: relative;
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.page-header h1 {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.page-header .lead {
    opacity: 0.9;
}

.page-header-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

/* ======= Thanks Page ======= */
.thanks-section {
    padding: var(--spacing-xxl) 0;
}

.thanks-container {
    text-align: center;
    background-color: white;
    border-radius: var(--border-radius-large);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-large);
}

.thanks-icon {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-lg);
}

.thanks-message {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.thanks-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ======= Sector Energetico Page ======= */
.sector-evolution-section {
    padding: var(--spacing-xl) 0;
}

.sector-content {
    padding-right: var(--spacing-lg);
}

.sector-highlight {
    margin-top: var(--spacing-lg);
    background-color: #f2f5f9;
    border-radius: var(--border-radius-medium);
    padding: var(--spacing-md);
    display: flex;
    align-items: flex-start;
}

.sector-highlight-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.sector-highlight-content h4 {
    margin-bottom: var(--spacing-xs);
}

.sector-highlight-content p {
    margin-bottom: 0;
}

.sector-image {
    border-radius: var(--border-radius-large);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-large);
}

.sector-image img {
    width: 100%;
    display: block;
}

.sector-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(26, 60, 110, 0.3), rgba(0, 179, 164, 0.2));
}

.challenges-section {
    padding: var(--spacing-xl) 0;
    background-color: #f2f5f9;
}

.challenge-card {
    background-color: white;
    border-radius: var(--border-radius-medium);
    padding: var(--spacing-lg);
    height: 100%;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.challenge-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--gradient-secondary);
}

.challenge-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-large);
}

.challenge-icon {
    margin-bottom: var(--spacing-md);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.challenge-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.challenge-card p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.sector-conclusion {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: white;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    border-left: 5px solid var(--color-primary);
}

/* ======= Tecnologias Aplicadas Page ======= */
.advanced-tech-section {
    padding: var(--spacing-xl) 0;
}

.tech-content {
    padding-right: var(--spacing-lg);
}

.tech-highlight {
    margin-top: var(--spacing-lg);
    background-color: #f2f5f9;
    border-radius: var(--border-radius-medium);
    padding: var(--spacing-md);
    display: flex;
    align-items: flex-start;
}

.tech-highlight-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.tech-highlight-content h4 {
    margin-bottom: var(--spacing-xs);
}

.tech-highlight-content p {
    margin-bottom: 0;
}

.tech-image {
    border-radius: var(--border-radius-large);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-large);
}

.tech-image img {
    width: 100%;
    display: block;
}

.tech-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(233, 78, 27, 0.3), rgba(109, 32, 119, 0.2));
}

.specific-tech-section {
    padding: var(--spacing-xl) 0;
    background-color: #f2f5f9;
}

.tech-card {
    background-color: white;
    border-radius: var(--border-radius-medium);
    padding: var(--spacing-lg);
    height: 100%;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.tech-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle at bottom right, rgba(233, 78, 27, 0.1), transparent 70%);
    border-radius: 0 0 var(--border-radius-medium) 0;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-large);
}

.tech-icon {
    margin-bottom: var(--spacing-md);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.tech-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.tech-card p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.tech-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tech-features li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.tech-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-accent);
}

.tech-conclusion {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: white;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    border-left: 5px solid var(--color-accent);
}

/* ======= Contact Page ======= */
.contact-info-section {
    padding: var(--spacing-xl) 0;
}

.contact-info-container {
    background-color: white;
    border-radius: var(--border-radius-large);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--spacing-xl);
}

.contact-info-header {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.contact-info-card {
    display: flex;
    align-items: flex-start;
    background-color: #f9fafb;
    border-radius: var(--border-radius-medium);
    padding: var(--spacing-md);
    height: 100%;
    transition: transform var(--transition-medium);
}

.contact-info-card:hover {
    transform: translateY(-5px);
}

.contact-info-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.contact-info-content h3 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.contact-info-content p {
    margin-bottom: 0;
    color: var(--color-text-secondary);
}

.map-section {
    padding-bottom: var(--spacing-xxl);
}

.map-section h2 {
    margin-bottom: var(--spacing-sm);
}

.map-section p {
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.map-container {
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

/* ======= Policy Pages ======= */
.policy-content-section,
.terms-content-section,
.cookie-policy-content-section {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
}

.policy-content,
.terms-content,
.cookie-policy-content {
    background-color: white;
    border-radius: var(--border-radius-large);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-medium);
}

.policy-section,
.terms-section,
.cookie-policy-section {
    margin-bottom: var(--spacing-lg);
}

.policy-section h2,
.terms-section h2,
.cookie-policy-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.policy-section h3,
.terms-section h3,
.cookie-policy-section h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

.cookie-table {
    width: 100%;
    margin: var(--spacing-md) 0;
    border-collapse: collapse;
}

.cookie-table th,
.cookie-table td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid #e1e5eb;
}

.cookie-table th {
    background-color: #f2f5f9;
    font-weight: 600;
}

.cookie-table tr:last-child td {
    border-bottom: none;
}

/* ======= Buttons ======= */
.button {
    display: inline-block;
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: var(--border-radius-medium);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.button:focus {
    outline: none;
}

.button.large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.button.small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.primary-button {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 6px rgba(26, 60, 110, 0.2);
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 7px 14px rgba(26, 60, 110, 0.3);
    color: white;
}

.secondary-button {
    background: var(--gradient-secondary);
    color: white;
    box-shadow: 0 4px 6px rgba(233, 78, 27, 0.2);
}

.secondary-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 7px 14px rgba(233, 78, 27, 0.3);
    color: white;
}

.button.hollow {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.button.hollow:hover {
    background: rgba(26, 60, 110, 0.1);
}

.button.primary {
    background-color: var(--color-primary);
    color: white;
}

.button.primary:hover {
    background-color: #15325c;
}

.button.secondary {
    background-color: var(--color-secondary);
    color: white;
}

.button.secondary:hover {
    background-color: #d24716;
}

/* ======= Footer ======= */
.site-footer {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-light);
}

.footer-main {
    padding: var(--spacing-xl) 0;
}

.footer-widget {
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 40px;
    margin-bottom: var(--spacing-md);
    filter: brightness(0) invert(1);
}

.footer-widget h4 {
    color: white;
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.footer-widget h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--color-secondary);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-widget address {
    font-style: normal;
}

.footer-widget address p {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
}

.footer-widget address p i {
    color: var(--color-secondary);
    margin-right: var(--spacing-sm);
    width: 20px;
    text-align: center;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-md) 0;
    font-size: 0.875rem;
}

.footer-bottom p {
    margin-bottom: 0;
}

/* ======= Media Queries ======= */
@media (max-width: 1023px) {
    html {
        font-size: 15px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

@media (max-width: 767px) {
    html {
        font-size: 14px;
    }
    
    .section-title::after {
        left: 0;
        transform: none;
    }
    
    .hero-section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .research-card,
    .project-card,
    .challenge-card,
    .tech-card {
        margin-bottom: var(--spacing-lg);
    }
    
    .innovation-card {
        position: static;
        margin-top: var(--spacing-md);
        width: 100%;
    }
    
    .contact-content {
        padding-right: 0;
        margin-bottom: var(--spacing-lg);
    }
    
    .tech-content,
    .sector-content {
        padding-right: 0;
        margin-bottom: var(--spacing-lg);
    }
    
    .thanks-actions {
        flex-direction: column;
    }
    
    .thanks-actions .button {
        margin-bottom: var(--spacing-sm);
    }
    
    .order-1 {
        order: 1;
    }
    
    .order-2 {
        order: 2;
    }
    
    .cookie-actions {
        flex-direction: column;
    }
    
    .cookie-actions button {
        width: 100%;
        margin-bottom: var(--spacing-xs);
    }
}

@media (max-width: 639px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .stat-card {
        margin-bottom: var(--spacing-md);
    }
    
    .footer-bottom {
        text-align: center;
    }
    
    .footer-bottom .text-right {
        text-align: center;
        margin-top: var(--spacing-xs);
    }
    
    .cookie-banner {
        padding: var(--spacing-sm);
    }
}