:root {
    /* Primary Colors */
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --primary-subtle: #dbeafe;
    
    /* Surface Colors (Light Mode Default) */
    --surface-bg: #f8fafc;
    --body-bg: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
}

[data-bs-theme="dark"] {
    --primary-color: #60a5fa;
    --primary-dark: #3b82f6;
    --primary-subtle: rgba(59, 130, 246, 0.15);
    
    --surface-bg: #0f172a;
    --body-bg: #020617;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #1e293b;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--body-bg);
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

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

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

.text-primary {
    color: var(--primary-color) !important;
}

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

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

.border {
    border-color: var(--border-color) !important;
}

/* Typography Enhancements */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tracking-wide {
    letter-spacing: 0.1em;
}

.hover-primary:hover {
    color: var(--primary-color) !important;
    transition: color 0.2s;
}

/* Custom Utilities */
.py-6 {
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.divider {
    height: 4px;
    width: 60px;
    border-radius: 2px;
}

/* Navbar */
.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(var(--body-bg), 0.8) !important;
    border-bottom: 1px solid var(--border-color);
}
[data-bs-theme="dark"] .navbar {
    background-color: rgba(2, 6, 23, 0.8) !important;
}
.navbar-brand {
    font-size: 1.5rem;
}
.nav-link {
    font-weight: 500;
    color: var(--text-muted);
    transition: color 0.3s ease;
}
.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    overflow: hidden;
}
.blob-shape {
    filter: blur(40px);
    transform: translate(-50%, -50%) scale(1.5);
    z-index: 0;
}
.floating-icon {
    width: 50px;
    height: 50px;
    background: var(--body-bg);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    z-index: 3;
    animation: float 6s ease-in-out infinite;
    border: 1px solid var(--border-color);
}
.icon-laravel { top: 10%; right: -10px; animation-delay: 0s; }
.icon-php { bottom: 15%; left: -20px; animation-delay: 2s; }
.icon-db { bottom: -10px; right: 20%; animation-delay: 4s; }

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* Cards & Hover Effects */
.transition-up {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.transition-up:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1) !important;
}

[data-bs-theme="dark"] .transition-up:hover {
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5) !important;
    border-color: rgba(255,255,255,0.1) !important;
}

.skill-card .badge {
    font-weight: 500;
    font-size: 0.8rem;
    background-color: var(--body-bg) !important;
    color: var(--text-main) !important;
    border-color: var(--border-color) !important;
}

[data-bs-theme="dark"] .skill-card .badge {
    background-color: var(--surface-bg) !important;
}

.project-card .project-img i {
    transition: transform 0.5s ease;
}
.project-card:hover .project-img i {
    transform: scale(1.1);
}

/* Timeline */
.timeline-item::before {
    content: '';
    position: absolute;
    left: 13px;
    top: 20px;
    bottom: -50px;
    width: 2px;
    background: var(--border-color);
    z-index: 1;
}
.timeline-item:last-child::before {
    display: none;
}

/* Custom Colors for Icons */
.text-orange { color: #f97316; }
.text-purple { color: #a855f7; }

/* Buttons */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}
.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}
.btn-outline-secondary {
    color: var(--text-main);
    border-color: var(--border-color);
}
.btn-outline-secondary:hover {
    background-color: var(--surface-bg);
    color: var(--primary-color);
    border-color: var(--primary-color);
}
.btn-social {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s;
}
.btn-social:hover {
    background-color: var(--primary-color) !important;
}

/* Form Controls */
.form-control:focus {
    background-color: var(--body-bg);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem var(--primary-subtle);
    color: var(--text-main);
}
[data-bs-theme="dark"] .form-control {
    background-color: var(--surface-bg);
    color: var(--text-main);
    border-color: var(--border-color);
}