/* TIDE — Custom Styles
   Ocean Tide Partners
   Dark theme with teal/pink accents */

/* ── Base ─────────────────────────────────────────────── */
:root {
    --tide-dark: #0a0e1a;
    --tide-darker: #060911;
    --tide-card: #111827;
    --tide-border: #1e293b;
    --tide-teal: #4a9eb5;
    --tide-pink: #e3aab8;
}

::selection {
    background: rgba(74, 158, 181, 0.3);
    color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--tide-darker);
}
::-webkit-scrollbar-thumb {
    background: var(--tide-border);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* ── Cards ────────────────────────────────────────────── */
.tide-card {
    background: var(--tide-card);
    border: 1px solid var(--tide-border);
    border-radius: 0.75rem;
    padding: 1.25rem;
}

.tide-card-hover {
    transition: border-color 0.2s, box-shadow 0.2s;
}
.tide-card-hover:hover {
    border-color: var(--tide-teal);
    box-shadow: 0 0 0 1px rgba(74, 158, 181, 0.15);
}

/* ── Stat Cards ───────────────────────────────────────── */
.stat-card {
    background: var(--tide-card);
    border: 1px solid var(--tide-border);
    border-radius: 0.75rem;
    padding: 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.stat-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
    color: #fff;
}

.stat-label {
    font-size: 0.75rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ── Tables ───────────────────────────────────────────── */
.tide-table {
    width: 100%;
    border-collapse: collapse;
}

.tide-table thead th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #64748b;
    border-bottom: 1px solid var(--tide-border);
    white-space: nowrap;
}

.tide-table tbody td {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: #cbd5e1;
    border-bottom: 1px solid rgba(30, 41, 59, 0.5);
}

.tide-table tbody tr:hover {
    background: rgba(74, 158, 181, 0.04);
}

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

/* ── Forms ────────────────────────────────────────────── */
.tide-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--tide-border);
    border-radius: 0.5rem;
    color: #e2e8f0;
    font-size: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.tide-input:focus {
    outline: none;
    border-color: var(--tide-teal);
    box-shadow: 0 0 0 2px rgba(74, 158, 181, 0.2);
}

.tide-input::placeholder {
    color: #475569;
}

.tide-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

.tide-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: #94a3b8;
    margin-bottom: 0.375rem;
}

/* ── Buttons ──────────────────────────────────────────── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--tide-teal);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.btn-primary:hover {
    background: #3d8a9e;
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: transparent;
    color: #94a3b8;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: 1px solid var(--tide-border);
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #e2e8f0;
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: #dc2626;
    color: #fff;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-danger:hover {
    background: #b91c1c;
}

/* ── Activity Feed ────────────────────────────────────── */
.activity-item {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(30, 41, 59, 0.5);
}

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

.activity-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    margin-top: 0.375rem;
    flex-shrink: 0;
}

/* ── Charts ───────────────────────────────────────────── */
.chart-container {
    position: relative;
    width: 100%;
}

/* ── Animations ───────────────────────────────────────── */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

@keyframes pulse-teal {
    0%, 100% { box-shadow: 0 0 0 0 rgba(74, 158, 181, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(74, 158, 181, 0); }
}

.pulse-teal {
    animation: pulse-teal 2s infinite;
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 640px) {
    .stat-value {
        font-size: 1.5rem;
    }
    .tide-table {
        font-size: 0.8125rem;
    }
}