/* ==========================================================================
   Utilities — Layout helpers, buttons, badges, and grid
   ========================================================================== */

/* --- Layout -------------------------------------------------------------- */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.text-center {
    text-align: center;
}

/* --- Buttons ------------------------------------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.4rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    font-size: 0.95rem;
    letter-spacing: -0.01em;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 6px rgba(30, 58, 138, 0.3);
}

.btn-primary:hover:not(:disabled):not(.disabled) {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 8px rgba(30, 58, 138, 0.4);
}

.btn-primary:disabled,
.btn-primary.disabled {
    background-color: color-mix(in srgb, var(--primary-color) 50%, transparent);
    color: rgba(255, 255, 255, 0.7);
    box-shadow: none;
    cursor: not-allowed;
    opacity: 0.8;
}

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

.btn-outline:hover:not(:disabled):not(.disabled) {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 4%, white);
}

.btn-outline:disabled,
.btn-outline.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: transparent;
}

.btn-subtle {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-subtle:hover:not(:disabled):not(.disabled) {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-subtle:disabled,
.btn-subtle.disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-ghost:hover:not(:disabled):not(.disabled) {
    background: color-mix(in srgb, var(--primary-color) 4%, white);
    color: var(--primary-color);
}

.btn-ghost:disabled,
.btn-ghost.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Badges are rendered via dbc.Badge(pill=True) with inline styles
   in tool_cards.py — no CSS class needed. */

/* --- Text helpers -------------------------------------------------------- */
.text-secondary {
    color: var(--text-secondary);
}