:root {
    --primary: #1B2A4A;
    --primary-dark: #15203A;
    --primary-light: #2C3E6B;
    --accent: #B8963E;
    --accent-dark: #9E7D32;
    --accent-light: #C4A35A;
    --success: #3A6B5A;
    --info: #4A6B8A;
    --warning: #8B7340;
    --danger: #8B3A3A;
    --dark: #1a1a2e;
    --light: #f7f8fa;
    --gray: #5a6275;
    --gray-light: #e8eaef;
    --text: #2d3142;
    --text-muted: #6b7280;
}

/* Footer admin link hover */
footer a.hover-opacity-100:hover {
    opacity: 1 !important;
}

/* Global Styles */
body {
    font-family: 'Georgia', 'Times New Roman', 'Palatino Linotype', serif;
    background-color: #fafbfc;
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.7;
}

main {
    flex: 1;
}

/* Override Bootstrap sans-serif for body */
h1, h2, h3, h4, h5, h6,
.navbar, .btn, .badge, .card-header,
.list-group-item, .table th {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Hero Section */
.hero {
    background: linear-gradient(160deg, #f0f2f5 0%, #e8eaef 50%, #dde1e8 100%);
    border-bottom: 1px solid var(--gray-light);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
}

.avatar-placeholder {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%) !important;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.avatar-placeholder:hover {
    transform: scale(1.03);
    box-shadow: 0 8px 25px rgba(27, 42, 74, 0.25) !important;
}

/* Project Cards */
.project-card {
    transition: all 0.35s ease;
    border: 1px solid var(--gray-light);
    border-radius: 10px;
    overflow: hidden;
    background: white;
}

.project-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(27, 42, 74, 0.1) !important;
    border-color: var(--accent-light);
}

.project-thumb {
    height: 180px;
    object-fit: cover;
    border-bottom: 2px solid var(--gray-light);
    transition: transform 0.3s ease;
}

.project-card:hover .project-thumb {
    transform: scale(1.02);
}

/* Badges */
.badge {
    font-weight: 500;
    letter-spacing: 0.3px;
    border-radius: 4px;
    font-size: 0.8rem;
}

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

.badge.bg-secondary {
    background-color: var(--gray-light) !important;
    color: var(--text);
    border: 1px solid #d0d4dc;
}

/* Skills / Competencies */
.skills-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
    overflow-x: hidden;
    word-wrap: break-word;
}

.skill-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.2px;
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
    white-space: nowrap;
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(27, 42, 74, 0.12);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.skill-badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(27, 42, 74, 0.2);
}

/* Section Headers */
h2.fw-bold {
    position: relative;
    display: inline-block;
    color: var(--primary);
}

h2.fw-bold::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

/* Lead text */
.lead.text-primary {
    color: var(--accent) !important;
    font-weight: 500;
}

/* Contact Section */
#contacts {
    background: linear-gradient(180deg, #f0f2f5 0%, #fafbfc 100%);
}

.list-group-item {
    border-radius: 6px !important;
    margin-bottom: 6px;
    transition: all 0.25s ease;
    border: 1px solid var(--gray-light) !important;
    padding: 0.8rem 1rem;
}

.list-group-item:hover {
    background-color: #f0f2f5;
    border-color: var(--accent-light) !important;
    transform: translateX(4px);
}

.list-group-item .bi {
    color: var(--primary);
}

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

/* Admin Sidebar */
.list-group-item.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Buttons */
.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.25s ease;
    font-size: 0.9rem;
}

.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    color: white;
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

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

/* Accent buttons */
.btn-accent {
    background-color: var(--accent);
    border-color: var(--accent);
    color: white;
}

.btn-accent:hover {
    background-color: var(--accent-dark);
    border-color: var(--accent-dark);
    color: white;
}

/* Forms */
.form-control, .form-select {
    border-radius: 6px;
    border: 1px solid #d0d4dc;
    padding: 0.6rem 0.9rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(27, 42, 74, 0.1);
}

/* Cards */
.card {
    border: 1px solid var(--gray-light);
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(27, 42, 74, 0.04);
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
    border-bottom: 1px solid var(--gray-light);
    background: #f7f8fa;
}

.card-header.bg-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%) !important;
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    color: var(--gray);
    border-bottom: 2px solid var(--gray-light);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.6px;
    padding: 0.9rem 0.75rem;
}

.table td {
    vertical-align: middle;
    padding: 1rem 0.75rem;
    border-bottom: 1px solid var(--gray-light);
}

.table-hover tbody tr:hover {
    background-color: #f7f8fa;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.4s ease forwards;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 2rem 0;
    }

    .display-4 {
        font-size: 2rem;
    }

    .project-thumb {
        height: 150px;
    }

    h2.fw-bold::after {
        width: 40px;
        height: 2px;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #b0b5c0;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9095a0;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%) !important;
    box-shadow: 0 2px 12px rgba(27, 42, 74, 0.15);
    padding: 0.7rem 0;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: 0.3px;
}

.nav-link {
    font-weight: 400;
    transition: color 0.2s ease;
}

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

/* Footer */
footer {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%) !important;
    border-top: 3px solid var(--accent);
}

/* Alert styling */
.alert-success {
    background-color: #eef5f0;
    border-color: #c3dbcf;
    color: var(--success);
}

.alert-danger {
    background-color: #f8efef;
    border-color: #e0c8c8;
    color: var(--danger);
}

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

.breadcrumb-item.active {
    color: var(--gray);
}

.breadcrumb-item a {
    color: var(--primary);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--accent);
}

/* Stat cards in admin */
.card.bg-primary.text-white h2,
.card.bg-success.text-white h2,
.card.bg-info.text-white h2 {
    font-size: 2.5rem;
    font-weight: 700;
}

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

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

/* Text colors */
.text-success {
    color: var(--success) !important;
}

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

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

/* Divider */
hr {
    border-color: var(--gray-light);
    opacity: 1;
}

/* Link styling */
a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* Small text */
.small, small {
    font-size: 0.875em;
    color: var(--text-muted);
}

/* Form text */
.form-text {
    color: var(--text-muted);
    font-size: 0.82rem;
    margin-top: 0.3rem;
}

/* Display text */
.display-4 {
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.5px;
}

/* Project detail sidebar */
.sticky-top {
    position: sticky;
}

/* Badge improvements */
.badge.bg-light.text-dark {
    background-color: var(--gray-light) !important;
    color: var(--text) !important;
    border: 1px solid #c8ccd4;
}

/* Button group */
.btn-group-sm > .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.btn-outline-danger {
    color: var(--danger);
    border-color: var(--danger);
}

.btn-outline-danger:hover {
    background-color: var(--danger);
    border-color: var(--danger);
    color: white;
}

.btn-outline-secondary {
    color: var(--gray);
    border-color: #c8ccd4;
}

.btn-outline-secondary:hover {
    background-color: var(--gray-light);
    border-color: #b0b5c0;
    color: var(--text);
}

.btn-secondary {
    background-color: var(--gray-light);
    border-color: #c8ccd4;
    color: var(--text);
}

.btn-secondary:hover {
    background-color: #dde1e8;
    border-color: #b0b5c0;
    color: var(--text);
}

/* Info alert */
.alert-info {
    background-color: #eef3f7;
    border-color: #c5d3e0;
    color: var(--info);
}

/* Code styling */
code {
    background-color: var(--gray-light);
    color: var(--primary);
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-size: 0.85em;
}