/* Base Variables & Typography */
:root, [data-bs-theme="dark"] {
    --bg-main: #0a0a0d;
    --bg-darker: #050507;
    --primary-color: #0084ff;
    --secondary-color: #7b2cbf;
    --accent-color: #00f5d4;
    --text-color: #e0e0e0;
    --card-bg: rgba(255,255,255,0.02);
    --card-border: rgba(255,255,255,0.05);
    --glass-bg: rgba(10, 10, 13, 0.7);
    --glass-scrolled: rgba(10, 10, 13, 0.95);
    --hero-overlay: var(--hero-overlay);
    --nav-color: #cccccc;
    --timeline-border: rgba(255,255,255,0.1);
}

[data-bs-theme="light"] {
    --bg-main: #f8f9fa;
    --bg-darker: #ffffff;
    --primary-color: #0056b3;
    --secondary-color: #5a189a;
    --accent-color: #008b8b;
    --text-color: #212529;
    --card-bg: rgba(0,0,0,0.02);
    --card-border: rgba(0,0,0,0.1);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-scrolled: rgba(255, 255, 255, 0.98);
    --hero-overlay: rgba(230, 240, 255, 0.85);
    --nav-color: #495057;
    --timeline-border: rgba(0,0,0,0.1);
}


body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-color);
    line-height: 1.8;
    font-size: 1.05rem;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
}

.text-gradient {
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.promo-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.65rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(0, 245, 212, 0.35);
    background: linear-gradient(135deg, rgba(0, 245, 212, 0.12), rgba(0, 132, 255, 0.14));
    color: var(--accent-color);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    box-shadow: 0 0 24px rgba(0, 245, 212, 0.08);
}

.consultation-banner {
    max-width: 840px;
}

.consultation-banner-inner {
    padding: 1.5rem 1.75rem;
    border: 1px solid rgba(0, 132, 255, 0.28);
    border-radius: 1.5rem;
    background:
        radial-gradient(circle at top right, rgba(0, 245, 212, 0.12), transparent 35%),
        linear-gradient(135deg, rgba(0, 132, 255, 0.12), rgba(255, 255, 255, 0.03));
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.22);
}

.consultation-banner-badge {
    display: inline-flex;
    align-items: center;
    margin-bottom: 0.85rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: rgba(13, 110, 253, 0.14);
    border: 1px solid rgba(13, 110, 253, 0.3);
    color: #6fb1ff;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.bg-darker {
    background-color: var(--bg-darker);
}

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

/* Navbar */
.glassmorphism {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
    transition: all 0.3s ease;
}

.glassmorphism.scrolled {
    background: var(--glass-scrolled) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.navbar-nav .nav-link {
    font-weight: 600;
    color: var(--nav-color) !important;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    padding: 150px 0 60px 0;
    min-height: auto;
    background: radial-gradient(circle at 50% 10%, var(--hero-overlay), var(--bg-main) 70%);
    position: relative;
}

.social-links .social-icon {
    font-size: 1.8rem;
    color: #aaa;
    transition: all 0.3s ease;
}

.social-links .social-icon:hover {
    color: var(--accent-color);
    transform: translateY(-5px);
    text-shadow: 0 0 10px var(--accent-color);
}

.btn-glow {
    box-shadow: 0 0 15px rgba(0, 132, 255, 0.4);
    transition: all 0.3s ease;
}

.btn-glow:hover {
    box-shadow: 0 0 25px rgba(0, 245, 212, 0.6);
    background-color: transparent;
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.scroll-down-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: none; /* Hidden for more compact look */
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translateY(0) translateX(-50%);}
    40% {transform: translateY(-20px) translateX(-50%);}
    60% {transform: translateY(-10px) translateX(-50%);}
}

/* Expertise Cards */
.expertise-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    transition: all 0.4s ease;
}

.expertise-card:hover {
    background: var(--card-border);
    border-color: rgba(0, 245, 212, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

/* Timeline */
.timeline {
    border-left: 2px solid var(--timeline-border);
    margin-left: 20px;
    padding-left: 30px;
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-dot {
    position: absolute;
    left: -39px;
    top: 10px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-color);
}

.timeline-content {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    border-color: rgba(0, 132, 255, 0.4);
    box-shadow: 0 5px 20px rgba(0,0,0,0.4);
}

.border-accent {
    border-left: 3px solid var(--accent-color) !important;
}

/* Case Study Cards */
.card-hover-effect {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    transition: all 0.4s ease;
}

.case-card {
    position: relative;
    overflow: hidden;
}

.card-hover-effect:hover {
    background: var(--card-border);
    border-color: var(--primary-color);
    transform: scale(1.03);
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none;
    background: radial-gradient(circle at center, rgba(0,132,255,0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
}

.case-card:hover::before {
    opacity: 1;
}

/* Certifications */
.cert-list {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
}
.cert-list li {
    background-color: transparent !important;
    border-bottom: 1px solid var(--card-border) !important;
}
.cert-list li:last-child {
    border-bottom: none !important;
}

/* Animations (Scroll) */
.fade-in-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.5, 0, 0, 1), transform 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* Initial hero animations */
.fade-in-up {
    animation: fadeInUp 1s cubic-bezier(0.5, 0, 0, 1) forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.2s; transition-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; transition-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; transition-delay: 0.6s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body, .bg-darker, .hero, .glassmorphism, .expertise-card, .timeline-content, .case-card, .list-group-item, .bg-black { transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease; }

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

/* Ensure elements properly transition color in light mode */
[data-bs-theme="light"] .text-white, [data-bs-theme="light"] .text-light { color: #212529 !important; }

/* Ensure toggler visibility in light mode */
[data-bs-theme="light"] .navbar-toggler-icon { filter: invert(0.8); }

/* Floating Theme Toggle */
.theme-fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    box-shadow: 0 10px 25px var(--card-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}
.theme-fab:hover {
    transform: translateY(-8px) scale(1.05);
    background: var(--card-hover-bg);
    border-color: var(--primary-color);
    box-shadow: 0 15px 35px var(--card-shadow);
}
.theme-fab i {
    transition: transform 0.5s ease;
}
.theme-fab:hover i {
    transform: rotate(30deg);
}

@media (max-width: 767.98px) {
    .consultation-banner-inner {
        padding: 1.25rem;
    }

    .promo-tag {
        font-size: 0.88rem;
        padding: 0.6rem 0.9rem;
    }
}