:root {
    /* Primary Color Palette */
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --accent-color: #f39c12;
    --success-color: #27ae60;
    --info-color: #3498db;
    
    /* Light shades */
    --primary-light: #34495e;
    --secondary-light: #ec7063;
    --accent-light: #f8c471;
    --success-light: #58d68d;
    --info-light: #85c1e9;
    
    /* Dark shades */
    --primary-dark: #1c2833;
    --secondary-dark: #c0392b;
    --accent-dark: #d68910;
    --success-dark: #1e8449;
    --info-dark: #2980b9;
    
    /* Neutral colors */
    --light-bg: #f8f9fa;
    --dark-bg: #212529;
    --white: #ffffff;
    --black: #000000;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--gray-700);
    font-size: 16px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Header Styles */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white) !important;
    text-decoration: none;
}

.navbar-nav .nav-link {
  font-size: 12px !important;
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--accent-light) !important;
}

.navbar-toggler {
    border: none;
    color: var(--white);
}

/* Hero Section */
#hero {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    color: var(--white);
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../STO_images/sac_hero-bg.webp') center/cover;
    opacity: 0.1;
    z-index: 1;
}

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

#hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

#hero h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--accent-light);
}

#hero p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* Section Styling */
section {
    padding: 4rem 0;
}

.bg-light {
    background-color: var(--light-bg) !important;
}

h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

h5 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Feature Cards */
.feature-card {
    padding: 2rem 1rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.feature-card i {
    color: var(--secondary-color);
}

/* Service Cards */
.service-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.service-card img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

.service-content {
    padding: 1.5rem;
}

.service-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.service-card ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.service-card ul li {
    padding: 0.3rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.service-card ul li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--success-color);
    position: absolute;
    left: 0;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    text-align: center;
    margin-top: 1rem;
}

/* Features Section */
.feature-item {
    padding: 2rem 1rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
    height: 100%;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-item i {
    color: var(--info-color);
}

/* Price Cards */
.price-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem 1.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    height: 100%;
    border: 2px solid transparent;
}

.price-card:hover {
    transform: translateY(-10px);
    border-color: var(--secondary-color);
}

.price-card.featured {
    border-color: var(--secondary-color);
    background: linear-gradient(135deg, var(--white), var(--gray-100));
}

.price-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin: 1rem 0;
}

.price-card ul {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.price-card ul li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-200);
}

/* Team Section */
.team-member img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border: 4px solid var(--white);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.team-member h5 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
}

.team-member p {
    color: var(--gray-700);
    font-size: 0.9rem;
}

/* Reviews Section */
.testimonials-swiper {
    padding: 2rem 0;
}

.review-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin: 1rem;
}

.review-card p {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--gray-700);
}

.review-card h6 {
    font-weight: 600;
    color: var(--primary-color);
}

/* Case Study Cards */
.case-study-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    height: 100%;
}

.case-study-card:hover {
    transform: translateY(-5px);
}

.case-study-card img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

.case-content {
    padding: 1.5rem;
}

/* Process Steps */
.process-step {
    padding: 1.5rem;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

/* Timeline */
.timeline-item {
    text-align: center;
    padding: 1.5rem 1rem;
}

.timeline-year {
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: 1rem;
    display: inline-block;
}

/* Career Cards */
.career-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
    height: 100%;
}

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

/* Core Info Cards */
.info-card {
    background: var(--white);
    padding: 2rem 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    text-align: center;
    transition: transform 0.3s ease;
    height: 100%;
}

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

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

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-control {
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(231, 76, 60, 0.25);
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

.contact-info .info-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contact-info .info-item i {
    font-size: 1.2rem;
    color: var(--secondary-color);
    margin-right: 1rem;
    width: 20px;
}

/* Blog Cards */
.blog-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    height: 100%;
}

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

.blog-card img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

.blog-content {
    padding: 1.5rem;
}

.btn-outline-primary {
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    border-radius: 20px;
    padding: 0.5rem 1.5rem;
    transition: all 0.3s ease;
}

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

/* FAQ Section */
.accordion-button {
    background: var(--white);
    border: none;
    color: var(--primary-color);
    font-weight: 600;
}

.accordion-button:not(.collapsed) {
    background: var(--gray-100);
    color: var(--secondary-color);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(231, 76, 60, 0.25);
}

/* Gallery */
#gallery img {
    transition: transform 0.3s ease;
    border-radius: 8px;
}

#gallery img:hover {
    transform: scale(1.05);
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    color: var(--white);
}

footer h5, footer h6 {
    color: var(--white);
}

footer a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--accent-light);
}

footer ul li {
    margin-bottom: 0.5rem;
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.bg-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Swiper Customization */
.swiper-pagination-bullet {
    background: var(--secondary-color);
}

.swiper-pagination-bullet-active {
    background: var(--accent-color);
}

/* Breadcrumb Styles */
.breadcrumb {
    background: transparent;
    padding: 1rem 0;
}

.breadcrumb-item img {
    width: 20px;
    height: 20px;
    object-fit: cover;
}