/* ========================================
   InfinityCoreIT - Modern Yellow Theme
   ======================================== */

:root {
    /* Yellow Color Palette */
    --primary-yellow: #FFD700;
    --primary-yellow-dark: #FFA500;
    --primary-yellow-light: #FFEB3B;
    --accent-yellow: #F9A825;
    --yellow-gradient: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);

    /* Neutral Colors */
    --dark-navy: #1A2332;
    --medium-navy: #2C3E50;
    --light-gray: #ECF0F1;
    --medium-gray: #95A5A6;
    --dark-gray: #7F8C8D;
    --white: #FFFFFF;

    /* Typography */
    --font-primary: 'Poppins', 'Segoe UI', sans-serif;
    --font-secondary: 'Roboto', Arial, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
}

/* ========================================
   Global Styles
   ======================================== */

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

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

body {
    font-family: var(--font-secondary);
    color: var(--medium-navy);
    line-height: 1.6;
    overflow-x: hidden;
}

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

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

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

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-fast);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.navbar-brand img {
    height: 50px;
    width: auto;
}

.nav-link {
    color: var(--medium-navy) !important;
    font-weight: 500;
    font-family: var(--font-primary);
    padding: 0.5rem 1rem !important;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--yellow-gradient);
    transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link:hover {
    color: var(--primary-yellow-dark) !important;
}

/* ========================================
   Buttons
   ======================================== */

.btn-primary-custom {
    background: var(--yellow-gradient);
    border: none;
    color: var(--white);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-family: var(--font-primary);
    transition: var(--transition-fast);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
    display: inline-block;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
    color: var(--white);
}

.btn-outline-custom {
    background: transparent;
    border: 2px solid var(--primary-yellow);
    color: var(--primary-yellow-dark);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-family: var(--font-primary);
    transition: var(--transition-fast);
    display: inline-block;
}

.btn-outline-custom:hover {
    background: var(--yellow-gradient);
    color: var(--white);
    border-color: transparent;
}

/* ========================================
   Hero Section
   ======================================== */

.hero-section {
    background: linear-gradient(135deg, var(--dark-navy) 0%, var(--medium-navy) 100%);
    color: var(--white);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 165, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease;
}

.hero-title .highlight {
    background: var(--yellow-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--light-gray);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons .btn-primary-custom {
    margin-right: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.hero-image {
    animation: fadeInRight 1s ease 0.3s both;
}

/* Hero Slider Styles */
.hero-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.slider-container {
    position: relative;
    width: 100%;
    height: 500px;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
}

.slide-caption {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--yellow-gradient);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 215, 0, 0.9);
    color: var(--white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 3;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.slider-btn:hover {
    background: var(--primary-yellow-dark);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.slider-btn.prev {
    left: 20px;
}

.slider-btn.next {
    right: 20px;
}

.slider-indicators {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.indicator {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.indicator.active {
    background: var(--primary-yellow);
    border-color: var(--white);
    transform: scale(1.3);
}

/* Responsive Slider */
@media (max-width: 991px) {
    .slider-container {
        height: 400px;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .slider-btn.prev {
        left: 10px;
    }

    .slider-btn.next {
        right: 10px;
    }

    .slide-caption {
        font-size: 1rem;
        padding: 10px 20px;
        bottom: 20px;
    }
}

@media (max-width: 767px) {
    .slider-container {
        height: 300px;
    }

    .slide-caption {
        font-size: 0.9rem;
        padding: 8px 16px;
        bottom: 15px;
    }

    .slider-indicators {
        bottom: 60px;
    }

    .indicator {
        width: 10px;
        height: 10px;
    }
}

/* ========================================
   Section Headers
   ======================================== */

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

.section-title {
    position: relative;
    display: inline-block;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--yellow-gradient);
    border-radius: 2px;
}

.section-subtitle {
    color: var(--dark-gray);
    font-size: 1.1rem;
    max-width: 700px;
    margin: var(--spacing-md) auto 0;
}

/* ========================================
   Services Section
   ======================================== */

.service-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: 15px;
    text-align: center;
    transition: var(--transition-medium);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    height: 100%;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.2);
    border-color: var(--primary-yellow);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--yellow-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--white);
    transition: var(--transition-fast);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    color: var(--medium-navy);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--dark-gray);
    line-height: 1.7;
}

/* ========================================
   About Section
   ======================================== */

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

.about-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.about-content h3 {
    color: var(--medium-navy);
    margin-bottom: var(--spacing-md);
}

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

.about-features li {
    padding: var(--spacing-xs) 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 30px;
}

.about-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-yellow-dark);
    font-weight: bold;
    font-size: 1.2rem;
}

/* ========================================
   Stats Section
   ======================================== */

.stats-section {
    background: var(--yellow-gradient);
    color: var(--white);
    padding: var(--spacing-lg) 0;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-primary);
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ========================================
   Portfolio Section
   ======================================== */

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.portfolio-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: var(--transition-medium);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.95) 0%, rgba(255, 165, 0, 0.95) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    opacity: 0;
    transition: var(--transition-medium);
    padding: var(--spacing-md);
}

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

.portfolio-item:hover .portfolio-image {
    transform: scale(1.1);
}

.portfolio-title {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.portfolio-category {
    color: var(--dark-navy);
    font-weight: 500;
}

/* ========================================
   Testimonials Section
   ======================================== */

.testimonial-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    margin: var(--spacing-sm);
    position: relative;
}

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

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-image {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: var(--spacing-sm);
    border: 3px solid var(--primary-yellow);
}

.author-info h5 {
    color: var(--medium-navy);
    margin-bottom: 0;
}

.author-position {
    color: var(--dark-gray);
    font-size: 0.9rem;
}

/* ========================================
   Contact Section
   ======================================== */

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

.contact-info-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    margin-bottom: var(--spacing-md);
    transition: var(--transition-fast);
}

.contact-info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.2);
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    background: var(--yellow-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--white);
}

.contact-form {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.form-control {
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    padding: 12px 20px;
    margin-bottom: var(--spacing-sm);
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary-yellow);
    box-shadow: 0 0 0 0.2rem rgba(255, 215, 0, 0.25);
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: var(--dark-navy);
    color: var(--light-gray);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer h5 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.footer h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--yellow-gradient);
}

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

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

.footer-links a {
    color: var(--light-gray);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-yellow);
    padding-left: 5px;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: var(--medium-navy);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--yellow-gradient);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid var(--medium-navy);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    text-align: center;
}

/* ========================================
   Animations
   ======================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 991px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.75rem; }

    .hero-title {
        font-size: 2.5rem;
    }

    .navbar-collapse {
        background: var(--white);
        padding: var(--spacing-sm);
        border-radius: 10px;
        margin-top: var(--spacing-sm);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }
}

@media (max-width: 767px) {
    :root {
        font-size: 14px;
    }

    section {
        padding: var(--spacing-lg) 0;
    }

    .hero-section {
        padding: 80px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .hero-buttons .btn-primary-custom {
        display: block;
        margin-bottom: var(--spacing-sm);
    }
}

@media (max-width: 575px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }

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

    .stat-number {
        font-size: 2rem;
    }
}

/* ========================================
   Utility Classes
   ======================================== */

.text-yellow {
    color: var(--primary-yellow-dark);
}

.bg-yellow {
    background: var(--yellow-gradient);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }