/* ============================================================
   dx-components.css — Shared UI components
   Cards, buttons, forms, alerts, badges, modals (shells).
   All 44px minimum tap targets for phone-first usage.
   Depends on dx-base.css custom properties.
   ============================================================ */

/* ── Cards ────────────────────────────────────────────────────────────── */
.dx-card {
    background: var(--dx-bg);
    border: 1px solid var(--dx-border);
    border-radius: var(--dx-radius-lg);
    padding: var(--dx-space-4) var(--dx-space-5);
    box-shadow: var(--dx-shadow-sm);
}

.dx-card + .dx-card { margin-top: var(--dx-space-4); }

.dx-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--dx-space-3);
    padding-bottom: var(--dx-space-3);
    border-bottom: 1px solid var(--dx-border);
}

.dx-card__title {
    font-size: var(--dx-size-base);
    font-weight: 600;
}

.dx-card-footer {
    margin-top: var(--dx-space-4);
    padding-top: var(--dx-space-4);
    border-top: 1px solid var(--dx-border);
}

/* ── Buttons ──────────────────────────────────────────────────────────── */
/* All buttons enforce 44px min-height for thumb-friendly tap targets */
.dx-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--dx-space-2);
    padding: var(--dx-space-3) var(--dx-space-5);
    min-height: 44px;
    border-radius: var(--dx-radius);
    font-size: var(--dx-size-sm);
    font-weight: 500;
    border: 1px solid transparent;
    transition: background var(--dx-ease), border-color var(--dx-ease),
                box-shadow var(--dx-ease), opacity var(--dx-ease);
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
}

.dx-btn--primary {
    background: var(--dx-color-primary);
    color: #fff;
    border-color: var(--dx-color-primary);
}
.dx-btn--primary:hover {
    background: var(--dx-color-primary-dark);
    border-color: var(--dx-color-primary-dark);
    text-decoration: none;
}

.dx-btn--ghost {
    background: transparent;
    color: var(--dx-color-text-muted);
    border-color: var(--dx-border-strong);
}
.dx-btn--ghost:hover {
    background: var(--dx-bg-subtle);
    color: var(--dx-color-text);
    text-decoration: none;
}

.dx-btn--danger {
    background: var(--dx-color-danger);
    color: #fff;
    border-color: var(--dx-color-danger);
}
.dx-btn--danger:hover { filter: brightness(0.9); }

.dx-btn--success {
    background: var(--dx-color-success);
    color: #fff;
    border-color: var(--dx-color-success);
}

.dx-btn--sm {
    min-height: 36px;
    padding: var(--dx-space-2) var(--dx-space-3);
    font-size: var(--dx-size-xs);
}

.dx-btn--full { width: 100%; }

.dx-btn:disabled,
.dx-btn[aria-disabled="true"] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.dx-btn--loading::before {
    content: '';
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: dx-spin 0.6s linear infinite;
    margin-right: var(--dx-space-2);
}

@keyframes dx-spin {
    to { transform: rotate(360deg); }
}

/* ── Forms ────────────────────────────────────────────────────────────── */
.dx-form {
    display: flex;
    flex-direction: column;
    gap: var(--dx-space-4);
}

.dx-form-group {
    display: flex;
    flex-direction: column;
    gap: var(--dx-space-1);
}

.dx-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--dx-space-4);
}
@media (max-width: 480px) {
    .dx-form-row { grid-template-columns: 1fr; }
}

.dx-label {
    font-size: var(--dx-size-sm);
    font-weight: 500;
    color: var(--dx-color-text);
}

.dx-input,
.dx-select,
.dx-textarea {
    width: 100%;
    padding: var(--dx-space-3);
    min-height: 44px;
    border: 1px solid var(--dx-border-strong);
    border-radius: var(--dx-radius);
    font-size: var(--dx-size-base);
    background: var(--dx-bg);
    color: var(--dx-color-text);
    transition: border-color var(--dx-ease), box-shadow var(--dx-ease);
    appearance: none;
    -webkit-appearance: none;
}

.dx-input:focus,
.dx-select:focus,
.dx-textarea:focus {
    outline: none;
    border-color: var(--dx-color-primary);
    box-shadow: 0 0 0 3px var(--dx-color-primary-light);
}

.dx-input--error,
.dx-select--error,
.dx-textarea--error {
    border-color: var(--dx-color-danger);
}

.dx-textarea {
    min-height: 96px;
    resize: vertical;
}

.dx-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--dx-space-3) center;
    padding-right: var(--dx-space-8);
}

.dx-form-error {
    font-size: var(--dx-size-xs);
    color: var(--dx-color-danger);
}

.dx-form-hint {
    font-size: var(--dx-size-xs);
    color: var(--dx-color-text-muted);
}

.dx-form-actions {
    display: flex;
    gap: var(--dx-space-3);
    justify-content: flex-end;
    margin-top: var(--dx-space-2);
}

/* ── Alerts ───────────────────────────────────────────────────────────── */
.dx-alert {
    padding: var(--dx-space-3) var(--dx-space-4);
    border-radius: var(--dx-radius);
    font-size: var(--dx-size-sm);
    border: 1px solid transparent;
    line-height: 1.5;
}

.dx-alert--success {
    background: var(--dx-color-success-light);
    border-color: #BBF7D0;
    color: #166534;
}

.dx-alert--error {
    background: var(--dx-color-danger-light);
    border-color: #FECACA;
    color: #991B1B;
}

.dx-alert--warning {
    background: var(--dx-color-warning-light);
    border-color: #FDE68A;
    color: #92400E;
}

.dx-alert--info {
    background: var(--dx-color-info-light);
    border-color: #BFDBFE;
    color: #1E40AF;
}

.dx-flash-container {
    padding: var(--dx-space-2) var(--dx-space-4);
    background: var(--dx-bg);
}

/* ── Stage badges ─────────────────────────────────────────────────────── */
.dx-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--dx-space-1);
    padding: 2px var(--dx-space-2);
    border-radius: var(--dx-radius-full);
    font-size: var(--dx-size-xs);
    font-weight: 500;
    white-space: nowrap;
}

/* Stage-specific colours */
.dx-badge--new         { background: var(--dx-color-primary-light); color: #1E3A8A; }
.dx-badge--contacted   { background: #E0E7FF; color: #3730A3; }
.dx-badge--interested  { background: var(--dx-color-warning-light); color: #92400E; }
.dx-badge--ready       { background: var(--dx-color-success-light); color: #065F46; }
.dx-badge--pending     { background: #FEF9C3; color: #854D0E; }
.dx-badge--won         { background: var(--dx-color-success-light); color: #065F46; }
.dx-badge--exit        { background: var(--dx-color-danger-light); color: #991B1B; }

/* "New for me" unread dot — fix #8 */
.dx-badge--unread::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--dx-color-primary);
    border-radius: var(--dx-radius-full);
}

/* ── Login card (standalone page) ─────────────────────────────────────── */
.dx-login-card {
    background: var(--dx-bg);
    border: 1px solid var(--dx-border);
    border-radius: var(--dx-radius-xl);
    padding: var(--dx-space-8);
    width: 100%;
    max-width: 400px;
    box-shadow: var(--dx-shadow-lg);
}

.dx-login-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--dx-space-3);
    text-align: center;
    margin-bottom: var(--dx-space-8);
}

.dx-login-logo h1 {
    font-size: var(--dx-size-2xl);
    font-weight: 700;
    color: var(--dx-color-primary);
}

.dx-login-logo p {
    font-size: var(--dx-size-sm);
    color: var(--dx-color-text-muted);
}

/* ── Notification dot ─────────────────────────────────────────────────── */
.dx-notif-dot {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    background: var(--dx-color-danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    border-radius: var(--dx-radius-full);
    line-height: 1;
}

/* ── Divider ──────────────────────────────────────────────────────────── */
.dx-divider {
    height: 1px;
    background: var(--dx-border);
    margin: var(--dx-space-4) 0;
}