@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&family=Syne:wght@700;800&display=swap');

:root {
    --primary: #050505;
    --surface: #110505;
    --surface-2: #1a0808;
    --accent: #900a0a;
    --accent-2: #b11616;
    --success: #34d399;
    --danger: #f87171;
    --warning: #fbbf24;
    --text: #f1f5f9;
    --text-muted: #a09898;
    --border: rgba(144, 10, 10, 0.3);
    --card-bg: rgba(17, 5, 5, 0.7);
    --glass: rgba(255, 255, 255, 0.02);
    --radius: 24px;
    --radius-sm: 14px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.7);
    --shadow-accent: 0 0 40px rgba(144, 10, 10, 0.2);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 85px;
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    background: var(--primary);
    background-image:
        radial-gradient(ellipse at 80% -20%, rgba(144, 10, 10, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at -20% 120%, rgba(177, 22, 22, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse at 50% 50%, rgba(144, 10, 10, 0.05) 0%, transparent 80%);
    background-attachment: fixed;
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    font-size: 15px;
    line-height: 1.65;
    display: flex;
    flex-direction: column;
    text-shadow: 0 0 4px rgba(255, 255, 255, 0.15);
}

h1, h2, h3, h4, h5, h6 {
    text-shadow: 0 0 12px rgba(255, 255, 255, 0.35);
}

/* ── Navbar ── */
.navbar {
    background: rgba(17, 5, 5, 0.7) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: none;
}

.navbar-brand {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text) !important;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* pseudo-element removed since we use a logo image */

.navbar .nav-link {
    color: var(--text-muted) !important;
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.4rem 0.75rem !important;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.navbar .nav-link:hover {
    color: var(--text) !important;
    background: var(--glass);
}

.navbar-toggler {
    border-color: var(--border);
}

.navbar-toggler-icon {
    filter: invert(1);
}

/* ── Main ── */
main {
    flex: 1;
    padding: 2rem 0 3rem;
}

/* ── Page Title ── */
h2.mb-4 {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.03em;
    color: var(--text);
    margin-bottom: 1.5rem !important;
}

/* ── Cards ── */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow), var(--shadow-accent);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border);
    border-radius: var(--radius) var(--radius) 0 0 !important;
    padding: 1rem 1.25rem;
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text);
    letter-spacing: -0.01em;
}

.card-header h5 {
    margin: 0;
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text);
}

.card-body {
    padding: 1.25rem;
}

/* ── Balance Card Special ── */
.card .card-title {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.card h2 {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 2.2rem;
    letter-spacing: -0.04em;
}

/* ── Tables ── */
.table {
    color: var(--text);
    border-collapse: separate;
    border-spacing: 0;
    margin: 0;
}

.table th {
    background: transparent;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 1rem;
}

.table td {
    border-bottom: 1px solid var(--border);
    padding: 0.85rem 1rem;
    vertical-align: middle;
    color: var(--text);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table tbody tr {
    transition: background 0.15s ease;
}

.table tbody tr:hover {
    background: var(--glass);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background: var(--glass);
    color: var(--text);
}

/* ── Badges ── */
.badge {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.35em 0.7em;
    border-radius: 6px;
    letter-spacing: 0.04em;
}

.bg-success {
    background: rgba(52, 211, 153, 0.15) !important;
    color: var(--success) !important;
    border: 1px solid rgba(52, 211, 153, 0.25);
}

.bg-danger {
    background: rgba(248, 113, 113, 0.15) !important;
    color: var(--danger) !important;
    border: 1px solid rgba(248, 113, 113, 0.25);
}

/* ── Text helpers ── */
.text-success, .text-income {
    color: var(--success) !important;
}

.text-danger, .text-expense {
    color: var(--danger) !important;
}

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

/* ── Forms ── */
.form-control,
.form-select {
    background: #e8f0fe;
    border: 1px solid var(--border);
    color: #111111;
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.9rem;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus,
.form-select:focus {
    background: #ffffff;
    border-color: var(--accent);
    color: #111111;
    box-shadow: 0 0 0 3px rgba(144, 10, 10, 0.25);
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.form-select option {
    background: var(--surface);
    color: var(--text);
}

.form-label {
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.4rem;
}

.input-group-text {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--accent);
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

/* ── Buttons ── */
.btn {
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: #0f172a;
}

.btn-primary:hover {
    background: #7dd3fc;
    color: #0f172a;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(56, 189, 248, 0.3);
}

.btn-danger,
.btn-sm.btn-danger {
    background: rgba(248, 113, 113, 0.15);
    color: var(--danger);
    border: 1px solid rgba(248, 113, 113, 0.3);
    font-size: 0.75rem;
    padding: 0.3rem 0.65rem;
}

.btn-danger:hover,
.btn-sm.btn-danger:hover {
    background: var(--danger);
    color: white;
}

.btn-outline-secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
}

.btn-outline-secondary:hover {
    background: var(--glass);
    color: var(--text);
    border-color: var(--text-muted);
}

/* ── List Group (recent transactions) ── */
.list-group-item {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    padding: 0.75rem 0;
    font-size: 0.875rem;
}

.list-group-item:last-child {
    border-bottom: none;
}

.list-group-flush .list-group-item {
    border-radius: 0;
}

/* ── Alerts ── */
.alert {
    border-radius: var(--radius-sm);
    border: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(52, 211, 153, 0.12);
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.25);
}

.alert-danger {
    background: rgba(248, 113, 113, 0.12);
    color: var(--danger);
    border: 1px solid rgba(248, 113, 113, 0.25);
}

.alert-info {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent);
    border: 1px solid rgba(56, 189, 248, 0.2);
}

.alert-warning {
    background: rgba(251, 191, 36, 0.1);
    color: var(--warning);
    border: 1px solid rgba(251, 191, 36, 0.2);
}

.btn-close {
    filter: invert(1) opacity(0.6);
}

/* ── Footer ── */
footer {
    background: transparent;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.8rem;
    padding: 1rem 0;
    margin-top: auto;
    text-align: center;
}

/* ── Responsive Table ── */
.table-responsive {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

/* ── Page fade-in animation ── */
main {
    animation: fadeUp 0.35s ease both;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Stat accent line on balance card ── */
.card .card-body:has(h2) {
    position: relative;
    overflow: hidden;
}

.card .card-body:has(h2)::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent), var(--accent-2));
    border-radius: 0 4px 4px 0;
}

/* ── Datalist / autocomplete input ── */
input[list] {
    background: var(--surface);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--primary); }
::-webkit-scrollbar-thumb { background: var(--surface-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Footer buttons ── */
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-credit {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 8px;
}

.footer-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
    letter-spacing: 0.02em;
}

.github-btn {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    border: 1px solid var(--border);
}

.github-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: white;
    border-color: rgba(255,255,255,0.2);
    transform: translateY(-1px);
}

.portfolio-btn {
    background: rgba(144, 10, 10, 0.1);
    color: #ffffff !important;
    font-weight: 600;
    border: 1px solid rgba(144, 10, 10, 0.2);
}

.portfolio-btn:hover {
    background: rgba(144, 10, 10, 0.2);
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(144, 10, 10, 0.15);
}

/* ── Glassmorphism & Landing Page ── */
.glass-panel {
    background: rgba(17, 5, 5, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-section {
    position: relative;
    padding: 4rem 0 6rem;
    overflow: hidden;
}

.hero-title {
    font-family: 'Syne', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff, #a09898);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
}

.fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
    transform: translateY(30px);
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

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

.feature-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(144, 10, 10, 0.2);
    border-color: rgba(144, 10, 10, 0.4);
}