/* ========================================
   CSS Custom Properties & Theme Variables
   ======================================== */

:root {
    /* Light Mode Colors */
    --primary-color: #FF1C29;
    --secondary-color: #FF6B35;
    --accent-color: #FF8C42;
    --dark-navy: #000239;
    --dark-blue: #001052;
    --text-primary: #ffffff;
    --text-secondary: #b8c5d6;
    --bg-primary: #000239;
    --bg-secondary: #001052;
    --bg-card: rgba(0, 16, 82, 0.8);
    --border-color: rgba(255, 28, 41, 0.3);
    --shadow-color: rgba(0, 0, 0, 0.3);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FF1C29 0%, #FF6B35 100%);
    --gradient-secondary: linear-gradient(135deg, #FF1C29 0%, #FF8C42 100%);
    --gradient-bg: linear-gradient(135deg, #000239 0%, #001052 50%, #000239 100%);

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Poppins', sans-serif;

    /* Spacing */
    --section-padding: 100px 0;
    --card-padding: 30px;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

/* Light Mode Theme */
body.light-mode {
    --text-primary: #0d1117;
    --text-secondary: #57606a;
    --bg-primary: linear-gradient(135deg, #f6f8fa 0%, #ffffff 100%);
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.95);
    --border-color: rgba(255, 28, 41, 0.25);
    --shadow-color: rgba(0, 2, 57, 0.08);
    --dark-navy: #f6f8fa;
    --dark-blue: #ffffff;

    /* Light mode specific gradients */
    --gradient-bg: linear-gradient(135deg, #f6f8fa 0%, #ffffff 50%, #f6f8fa 100%);
}

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

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: all var(--transition-medium);
}

/* Smooth theme transition for all elements */
body * {
    transition: background-color var(--transition-medium),
        color var(--transition-medium),
        border-color var(--transition-medium),
        box-shadow var(--transition-medium);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* ========================================
   Navbar Styles
   ======================================== */

.navbar {
    background: transparent;
    padding: 20px 0;
    transition: all var(--transition-fast);
    z-index: 1000;
}

.navbar.scrolled {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    box-shadow: 0 5px 30px var(--shadow-color);
    padding: 15px 0;
}

.navbar-brand .logo {
    height: 45px;
    transition: transform var(--transition-fast);
    background: #ffffff;
    padding: 8px 15px;
    border-radius: var(--radius-md);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand .logo:hover {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    color: var(--text-primary);
    font-weight: 500;
    margin: 0 15px;
    position: relative;
    transition: color var(--transition-fast);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-fast);
}

.navbar-nav .nav-link:hover {
    color: var(--secondary-color);
}

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

/* Active navigation link */
.navbar-nav .nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

.navbar-nav .nav-link.active::after {
    width: 100%;
    background: var(--primary-color);
}

.theme-toggle {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin: 0 10px;
    position: relative;
    overflow: hidden;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
    border-radius: 50%;
}

.theme-toggle:hover::before {
    opacity: 1;
}

.theme-toggle i {
    position: relative;
    z-index: 1;
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.theme-toggle:hover {
    border-color: var(--secondary-color);
    transform: scale(1.1);
    box-shadow: 0 5px 20px rgba(255, 28, 41, 0.3);
}

.theme-toggle:hover i {
    transform: rotate(20deg);
    color: #ffffff;
}

.theme-toggle:active {
    transform: scale(0.95);
}

.cta-btn {
    background: var(--gradient-primary);
    border: none;
    padding: 12px 30px;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-fast);
    color: #ffffff !important;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 28, 41, 0.4);
}

.navbar-toggler {
    border: 2px solid var(--border-color);
    color: var(--text-primary);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 28, 41, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

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

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-bg);
    opacity: 0.95;
}

.animated-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--gradient-primary);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--gradient-secondary);
    bottom: 20%;
    right: 15%;
    animation-delay: 5s;
}

.shape-3 {
    width: 350px;
    height: 350px;
    background: var(--gradient-primary);
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(50px, -50px) scale(1.1);
    }

    66% {
        transform: translate(-50px, 50px) scale(0.9);
    }
}

.badge-pill {
    display: inline-block;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    padding: 10px 25px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-color);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.2;
    margin: 20px 0;
    animation: fadeInUp 1s ease;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    animation: fadeInUp 1.2s ease;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
    max-width: 600px;
    animation: fadeInUp 1.4s ease;
}

.hero-buttons {
    animation: fadeInUp 1.6s ease;
}

.hero-buttons .btn {
    margin: 10px 0;
}

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: #fff;
    font-weight: 600;
    padding: 15px 35px;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 28, 41, 0.4);
    color: #fff;
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    font-weight: 600;
    padding: 15px 35px;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.btn-outline-primary:hover {
    background: var(--gradient-primary);
    border-color: var(--secondary-color);
    color: #fff;
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    animation: fadeInUp 1.8s ease;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.hero-image {
    position: relative;
    animation: fadeInRight 1s ease;
}

.hero-image img {
    border: 3px solid var(--border-color);
    transition: transform var(--transition-medium);
}

.hero-image img:hover {
    transform: scale(1.02);
}

.floating-card {
    position: absolute;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    padding: 15px 25px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 15px;
    animation: floatCard 3s infinite ease-in-out;
    box-shadow: 0 10px 30px var(--shadow-color);
}

.floating-card i {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.floating-card span {
    font-weight: 600;
    color: var(--text-primary);
}

.card-1 {
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 10%;
    left: -10%;
    animation-delay: 1.5s;
}

@keyframes floatCard {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@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);
    }
}

/* ========================================
   Section Styles
   ======================================== */

section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   Features Section
   ======================================== */

.features-section {
    background: var(--bg-secondary);
}

.feature-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--card-padding);
    height: 100%;
    transition: all var(--transition-fast);
    display: flex;
    gap: 25px;
    box-shadow: 0 4px 15px var(--shadow-color);
}

/* Light mode specific card styling */
body.light-mode .feature-card {
    background: #ffffff;
    border: 2px solid rgba(255, 28, 41, 0.15);
    box-shadow: 0 2px 10px rgba(0, 2, 57, 0.06),
        0 4px 20px rgba(0, 2, 57, 0.04);
}

body.light-mode .feature-card:hover {
    box-shadow: 0 8px 30px rgba(255, 28, 41, 0.15),
        0 4px 15px rgba(0, 2, 57, 0.08);
    border-color: var(--primary-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--secondary-color);
    box-shadow: 0 20px 50px rgba(255, 28, 41, 0.2);
}

.feature-icon {
    width: 80px;
    height: 80px;
    min-width: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
    transition: all var(--transition-fast);
}

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

.feature-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.feature-content p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-list li i {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

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

.about-section {
    background: var(--bg-primary);
}

.about-image-wrapper {
    position: relative;
}

.about-image-wrapper img {
    border: 3px solid var(--border-color);
}

.about-badge {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    padding: 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 30px var(--shadow-color);
}

.about-badge i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.about-badge h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.about-badge p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.about-features {
    margin-top: 30px;
}

.about-feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.about-feature-item i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.about-feature-item span {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

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

.contact-section {
    background: var(--bg-secondary);
}

.contact-info {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--card-padding);
    height: 100%;
}

.contact-info h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #fff;
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.contact-item p,
.contact-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.social-link:hover {
    background: var(--gradient-primary);
    border-color: var(--secondary-color);
    transform: translateY(-5px);
    color: #fff;
}

.contact-form-wrapper {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--card-padding);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 12px 20px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(255, 28, 41, 0.1);
}

.form-control::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

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

.form-message {
    padding: 15px;
    border-radius: var(--radius-md);
    display: none;
}

.form-message.success {
    background: rgba(34, 197, 94, 0.1);
    border: 2px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    display: block;
}

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

.footer {
    background: var(--bg-primary);
    padding: 60px 0 30px;
    border-top: 2px solid var(--border-color);
}

.footer-logo {
    height: 50px;
    background: #ffffff;
    padding: 10px 15px;
    border-radius: var(--radius-md);
}

.footer-description {
    color: var(--text-secondary);
    margin-top: 15px;
    line-height: 1.8;
}

.footer-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

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

.footer-contact li {
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    color: var(--secondary-color);
}

.footer-divider {
    border: none;
    height: 2px;
    background: var(--border-color);
    margin: 40px 0 30px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: var(--text-secondary);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.footer-social a:hover {
    background: var(--gradient-primary);
    border-color: var(--secondary-color);
    transform: translateY(-3px);
    color: #fff;
}

/* ========================================
   Scroll to Top Button
   ======================================== */

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 999;
    box-shadow: 0 5px 20px rgba(255, 28, 41, 0.3);
}

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

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 28, 41, 0.5);
}

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

@media (max-width: 991px) {
    .hero-title {
        font-size: 3rem;
    }

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

    .feature-card {
        flex-direction: column;
        text-align: center;
    }

    .feature-icon {
        margin: 0 auto;
    }

    .floating-card {
        display: none;
    }

    .navbar-collapse {
        background: var(--bg-card);
        padding: 20px;
        border-radius: var(--radius-md);
        margin-top: 15px;
    }

    .navbar-nav .nav-link {
        margin: 10px 0;
    }

    .theme-toggle {
        margin: 10px 0;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

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

    .hero-stats {
        gap: 20px;
    }

    .stat-item h3 {
        font-size: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .btn-lg {
        padding: 12px 25px;
        font-size: 0.9rem;
    }

    .about-badge {
        bottom: 15px;
        right: 15px;
        padding: 15px;
    }
}