/* ===================================
   BATINOVA - Main Stylesheet
   Modern, Responsive, Mobile-First
   =================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;

    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;

    --bg-white: #ffffff;
    --bg-gray-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --bg-dark: #1f2937;

    --border-color: #e5e7eb;
    --border-light: #f3f4f6;

    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', var(--font-primary);

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    /* Shadows */
    --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);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Container */
    --container-max-width: 1280px;
}

/* ===================================
   RESET & BASE STYLES
   =================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

ul, ol {
    list-style: none;
}

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

/* ===================================
   CONTAINER & LAYOUT
   =================================== */

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

.section {
    padding: var(--spacing-2xl) 0;
}

.about-section {
    padding-bottom: var(--spacing-lg);
}

.services-section {
    padding-top: var(--spacing-lg);
}

@media (max-width: 767px) {
    .section {
        padding: var(--spacing-xl) 0;
    }

    .about-section {
        padding-bottom: var(--spacing-sm);
    }

    .services-section {
        padding-top: var(--spacing-sm);
    }
}

/* ===================================
   TYPOGRAPHY
   =================================== */

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

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

@media (max-width: 767px) {
    h1 { font-size: var(--font-size-4xl); }
    h2 { font-size: var(--font-size-3xl); }
    h3 { font-size: var(--font-size-2xl); }
    h4 { font-size: var(--font-size-xl); }

    /* These classes carry their own font-size and would otherwise
       override the h1-h4 rules above regardless of screen size */
    .page-title { font-size: var(--font-size-3xl); }
    .section-title { font-size: var(--font-size-2xl); }
    .cta-title { font-size: var(--font-size-2xl); }
    .stat-number { font-size: var(--font-size-2xl); }
}

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

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

/* ===================================
   BUTTONS
   =================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1;
    text-align: center;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover:not(:disabled) {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
}

.btn-outline-light {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-outline-light:hover:not(:disabled) {
    background: white;
    color: var(--primary-color);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-block {
    width: 100%;
    display: flex;
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: white;
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
}

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

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo img {
    max-height: 80px;
    width: auto;
    display: block;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.nav-list {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    font-weight: 500;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-base);
}

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

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

.nav-link.active {
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.btn-phone {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.btn-phone:hover {
    background: var(--bg-gray-light);
    color: var(--primary-color);
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 30px;
    padding: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

@media (max-width: 991px) {
    .nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        padding: var(--spacing-lg);
        transition: left var(--transition-base);
        overflow-y: auto;
    }

    .nav.active {
        left: 0;
        box-shadow: var(--shadow-lg);
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .nav-link {
        display: block;
        padding: var(--spacing-md) 0;
        border-bottom: 1px solid var(--border-light);
        font-size: var(--font-size-lg);
    }

    .nav-toggle {
        display: flex;
    }

    .header-actions .btn-phone {
        display: none;
    }

    .header-actions .btn {
        padding: 0.625rem 1.25rem;
        font-size: var(--font-size-sm);
    }
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(38, 47, 89, 0.8) 0%, rgba(118, 75, 162, 0.55) 100%),
                url('../images/wide_picture.jpg') center/cover no-repeat;
    padding-top: 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: var(--spacing-2xl) 0;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: white;
}

.hero-title .highlight {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.95);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.hero-trust {
    display: flex;
    gap: var(--spacing-2xl);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

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

.trust-item strong {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: white;
}

.trust-item span {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.9);
}

@media (max-width: 767px) {
    .hero {
        min-height: auto;
        padding: 120px 0 var(--spacing-3xl);
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-trust {
        gap: var(--spacing-lg);
    }

    .trust-item strong {
        font-size: var(--font-size-2xl);
    }
}

/* ===================================
   SECTIONS
   =================================== */

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

.section-title {
    font-size: var(--font-size-3xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-intro .section-description {
    font-size: var(--font-size-lg);
    line-height: 1.8;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: cover;
    background-position: center;
    padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    text-align: center;
    color: white;
}

.page-header-about {
    background-image: linear-gradient(135deg, rgba(38, 47, 89, 0.8) 0%, rgba(118, 75, 162, 0.55) 100%),
                       url('../images/apropos.jpg');
}

.page-header-services {
    background-image: linear-gradient(135deg, rgba(38, 47, 89, 0.8) 0%, rgba(118, 75, 162, 0.55) 100%),
                       url('../images/services.jpg');
}

.page-header-realisations {
    background-image: linear-gradient(135deg, rgba(38, 47, 89, 0.8) 0%, rgba(118, 75, 162, 0.55) 100%),
                       url('../images/realisations.jpg');
}

.page-header-contact {
    background-image: linear-gradient(135deg, rgba(38, 47, 89, 0.8) 0%, rgba(118, 75, 162, 0.55) 100%),
                       url('../images/contact.jpg');
}

.page-title {
    font-size: var(--font-size-5xl);
    color: white;
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.95);
}

@media (max-width: 767px) {
    .page-header {
        padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    }
}

/* ===================================
   SERVICES
   =================================== */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--border-light);
}

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

@media (max-width: 767px) {
    .service-card,
    .value-card,
    .certification-card,
    .testimonial-card {
        padding: var(--spacing-md);
    }
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: white;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.service-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.service-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-color);
    font-weight: 600;
    transition: gap var(--transition-base);
}

.service-link:hover {
    gap: var(--spacing-sm);
}

/* Service Detail Page */
.service-detail {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

@media (max-width: 767px) {
    .service-detail {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }

    .service-detail-header {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
}

.service-detail-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-light);
}

.service-detail-icon {
    flex-shrink: 0;
}

.service-detail-icon svg {
    width: 40px;
    height: 40px;
    color: var(--primary-color);
}

.service-detail-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
}

.service-detail-subtitle {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.service-detail-description h3 {
    font-size: var(--font-size-xl);
}

.service-detail-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
}

@media (max-width: 991px) {
    .service-detail-content {
        grid-template-columns: 1fr;
    }
}

.service-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.service-list li {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    position: relative;
    color: var(--text-secondary);
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
}

.service-advantages,
.projects-examples {
    display: grid;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.advantage-item,
.project-example {
    padding: var(--spacing-md);
    background: var(--bg-gray-light);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.advantage-item strong,
.project-example strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.advantage-item p,
.project-example p {
    margin: 0;
    font-size: var(--font-size-sm);
}

.service-price-box,
.service-info-box {
    background: var(--bg-gray-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-sm);
}

.service-price-box h4,
.service-info-box h4 {
    margin-bottom: var(--spacing-md);
}

.price-text {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.price-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.service-info-box ul {
    list-style: none;
}

.service-info-box li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    border-bottom: 1px solid var(--border-light);
}

.service-info-box li:last-child {
    border-bottom: none;
}

/* ===================================
   REALISATIONS / GALLERY
   =================================== */

.filter-section {
    padding: var(--spacing-lg) 0;
    background: var(--bg-gray-light);
}

.filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    background: white;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.realisations-grid,
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.realisation-card,
.gallery-item {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.realisation-card:hover,
.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.realisation-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.gallery-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: block;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.7) 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-md);
    opacity: 1;
    transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-tag {
    background: var(--primary-color);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.realisation-content,
.gallery-content {
    padding: var(--spacing-md);
}

.realisation-content h3,
.gallery-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.gallery-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.gallery-meta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    font-size: var(--font-size-xs);
    color: var(--text-light);
}

.gallery-meta span {
    padding: 0.25rem 0.5rem;
    background: var(--bg-gray-light);
    border-radius: var(--radius-sm);
}

/* ===================================
   TESTIMONIALS
   =================================== */

.testimonials-section {
    background: var(--bg-gray-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
}

.testimonial-rating {
    color: var(--accent-color);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.testimonial-author strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

/* ===================================
   ABOUT PAGE
   =================================== */

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

@media (max-width: 991px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .about-image {
        height: 400px;
    }
}

@media (max-width: 767px) {
    .about-image {
        height: 260px;
    }
}

.about-text h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-image {
    width: 100%;
    height: 600px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 220px));
    justify-content: center;
    gap: var(--spacing-md);
}

.value-card {
    text-align: center;
    padding: var(--spacing-sm);
}

.value-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: white;
    border-radius: var(--radius-lg);
}

.value-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.value-description {
    color: var(--text-secondary);
}

.expertise-list {
    display: grid;
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
}

.expertise-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.expertise-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--success-color);
    color: white;
    border-radius: 50%;
    font-weight: 700;
}

.expertise-text h4 {
    margin-bottom: 0.25rem;
    font-size: var(--font-size-lg);
}

.expertise-text p {
    margin: 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 200px));
    justify-content: center;
    gap: var(--spacing-md);
}

.certification-card {
    text-align: center;
    padding: var(--spacing-sm);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.certification-badge {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.certification-card h4 {
    font-size: var(--font-size-base);
    margin-bottom: 0.5rem;
}

@media (max-width: 767px) {
    .value-icon,
    .certification-badge {
        width: 48px;
        height: 48px;
    }
}

.certification-card p {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ===================================
   STATS
   =================================== */

.stats-section,
.stats-section-alt {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--spacing-lg);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-sm);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
}

/* ===================================
   CONTACT FORM
   =================================== */

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

@media (max-width: 991px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-info {
    padding: var(--spacing-xl);
}

.contact-info h2 {
    font-size: var(--font-size-2xl);
}

.contact-intro {
    margin-bottom: var(--spacing-xl);
    color: var(--text-secondary);
    line-height: 1.8;
}

.contact-details {
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-md);
}

.contact-text h4 {
    font-size: var(--font-size-lg);
    margin-bottom: 0.25rem;
}

.contact-text p {
    margin: 0;
    color: var(--text-primary);
    font-weight: 600;
}

.contact-note {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-top: 0.25rem;
}

.contact-benefits {
    background: var(--bg-gray-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.contact-benefits h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.contact-benefits ul li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
}

.contact-form-wrapper {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 767px) {
    .contact-form-wrapper {
        padding: var(--spacing-lg);
    }

    .contact-info {
        padding: var(--spacing-md);
    }
}

.form-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.contact-form {
    max-width: 100%;
}

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

@media (max-width: 767px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.required {
    color: var(--error-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--error-color);
}

.error-message {
    display: block;
    color: var(--error-color);
    font-size: var(--font-size-sm);
    margin-top: 0.25rem;
}

.char-count {
    display: block;
    text-align: right;
    font-size: var(--font-size-xs);
    color: var(--text-light);
    margin-top: 0.25rem;
}

.file-input {
    display: none;
}

.file-label {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    background: var(--bg-gray-light);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    font-weight: 500;
}

.file-label:hover {
    background: var(--bg-gray);
    border-color: var(--primary-color);
}

.file-list {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.checkbox-group {
    margin-top: var(--spacing-lg);
}

.checkbox-label {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
    flex-shrink: 0;
    cursor: pointer;
}

.checkbox-text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.checkbox-text a {
    color: var(--primary-color);
    text-decoration: underline;
}

.form-actions {
    margin-top: var(--spacing-xl);
}

.btn-loading {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-loading svg {
    animation: spin 1s linear infinite;
}

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

.form-note {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-gray-light);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.form-note svg {
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.success-message {
    text-align: center;
    padding: var(--spacing-2xl);
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    color: var(--success-color);
}

@media (max-width: 767px) {
    .success-message {
        padding: var(--spacing-lg);
    }

    .success-icon {
        width: 56px;
        height: 56px;
    }
}

.success-message h3 {
    color: var(--success-color);
    margin-bottom: var(--spacing-md);
}

.success-contact {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-gray-light);
    border-radius: var(--radius-md);
}

/* ===================================
   CTA SECTION
   =================================== */

.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-3xl);
    color: white;
    margin-bottom: var(--spacing-sm);
}

.cta-subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-md);
}

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

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

.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

@media (max-width: 991px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

.footer-title {
    font-size: var(--font-size-2xl);
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-text {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

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

.footer-contact a {
    color: rgba(255, 255, 255, 0.9);
}

.footer-contact a:hover {
    color: white;
}

.footer-heading {
    color: white;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

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

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

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}

/* ===================================
   STICKY CTA BUTTON
   =================================== */

.sticky-cta {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: 1rem 1.5rem;
    background: var(--primary-color);
    color: white;
    font-weight: 700;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-xl);
    z-index: 999;
    transition: all var(--transition-base);
    display: none;
}

.sticky-cta:hover {
    transform: scale(1.05);
    background: var(--primary-dark);
}

.sticky-cta.show {
    display: block;
}

@media (max-width: 767px) {
    .sticky-cta {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        left: var(--spacing-md);
        text-align: center;
    }
}

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

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* Fade in animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}