/* ==========================================================================
   Split Request Modal — BEM
   Block: .split-modal
   ========================================================================== */

.split-modal {
    --sm-radius: 0.75rem;
    --sm-gap: 1.25rem;
    --sm-accent: #6366f1;
    --sm-accent-soft: rgba(99, 102, 241, 0.12);
    --sm-accent-border: rgba(99, 102, 241, 0.25);
    --sm-bg: var(--surface-1, #fff);
    --sm-bg-muted: var(--surface-2, #f8f9fa);
    --sm-text: var(--theme-text-primary, #1e293b);
    --sm-text-muted: var(--theme-text-secondary, #64748b);
    --sm-border: var(--border-color, #e2e8f0);
    --sm-danger: var(--theme-danger, #ef4444);
    --sm-success: var(--theme-success, #22c55e);

    background: var(--sm-bg);
    border-radius: var(--sm-radius);
    overflow: hidden;
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.12),
        0 1px 3px rgba(0, 0, 0, 0.06);
}

/* ---------- Header ---------- */

.split-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, var(--sm-accent), #818cf8);
    color: #fff;
}

.split-modal__header-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.split-modal__icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    font-size: 1rem;
    flex-shrink: 0;
}

.split-modal__title-group {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.split-modal__title {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.2;
    color: inherit;
}

.split-modal__subtitle {
    font-size: 0.75rem;
    opacity: 0.85;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.split-modal__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border: none;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border-radius: 0.375rem;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background 0.15s ease;
    flex-shrink: 0;
}

.split-modal__close:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ---------- Body ---------- */

.split-modal__body {
    padding: var(--sm-gap);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Tee time strip */

.split-modal__tee-time {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.625rem 0.875rem;
    background: var(--sm-bg-muted);
    border: 1px solid var(--sm-border);
    border-radius: 0.5rem;
}

.split-modal__tee-time-detail {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.split-modal__tee-time-icon {
    color: var(--sm-text-muted);
    font-size: 0.875rem;
}

.split-modal__tee-time-label {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--sm-text);
}

.split-modal__badge {
    display: inline-flex;
    align-items: center;
    padding: 0.175rem 0.625rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-radius: 1rem;
}

.split-modal__badge--full {
    background: rgba(239, 68, 68, 0.12);
    color: var(--sm-danger);
    border: 1px solid rgba(239, 68, 68, 0.25);
}

/* Split diagram */

.split-modal__diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 0.5rem;
    background: var(--sm-bg-muted);
    border: 1px dashed var(--sm-border);
    border-radius: 0.5rem;
}

.split-modal__diagram-before,
.split-modal__diagram-after {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.375rem;
}

.split-modal__diagram-label {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--sm-text-muted);
}

.split-modal__diagram-card {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.375rem 0.5rem;
    background: var(--sm-bg);
    border: 1px solid var(--sm-border);
    border-radius: 0.375rem;
    font-size: 0.7rem;
    color: var(--sm-text-muted);
}

.split-modal__diagram-card--new {
    border-color: var(--sm-accent-border);
    background: var(--sm-accent-soft);
}

.split-modal__diagram-card--new .fa-user-plus {
    color: var(--sm-accent);
}

.split-modal__diagram-after {
    gap: 0.25rem;
}

.split-modal__diagram-arrow {
    color: var(--sm-accent);
    font-size: 0.875rem;
    flex-shrink: 0;
}

/* Description */

.split-modal__description {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.55;
    color: var(--sm-text-muted);
}

/* Notices (auth info & guest lock) */

.split-modal__notice {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    padding: 0.75rem 0.875rem;
    border-radius: 0.5rem;
    font-size: 0.825rem;
    line-height: 1.45;
}

.split-modal__notice-icon {
    flex-shrink: 0;
    margin-top: 0.125rem;
    font-size: 0.875rem;
}

.split-modal__notice-text {
    color: inherit;
}

.split-modal__notice--info {
    background: var(--sm-accent-soft);
    border: 1px solid var(--sm-accent-border);
    color: var(--sm-accent);
}

.split-modal__notice--info .split-modal__notice-icon {
    color: var(--sm-accent);
}

.split-modal__notice--locked {
    background: rgba(251, 146, 60, 0.1);
    border: 1px solid rgba(251, 146, 60, 0.25);
    color: #c2410c;
}

.split-modal__notice--locked .split-modal__notice-icon {
    color: #ea580c;
}

/* Status feedback */

.split-modal__status {
    padding: 0.625rem 0.875rem;
    border-radius: 0.5rem;
    font-size: 0.825rem;
}

.split-modal__status-inner {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.split-modal__status-message {
    color: inherit;
}

/* Status modifiers — applied by JS via alert-* classes */
.split-modal__status.alert-info {
    background: var(--sm-accent-soft);
    border: 1px solid var(--sm-accent-border);
    color: var(--sm-accent);
}

.split-modal__status.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: #16a34a;
}

.split-modal__status.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: #dc2626;
}

/* ---------- Footer ---------- */

.split-modal__footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.625rem;
    padding: 0.875rem 1.25rem;
    border-top: 1px solid var(--sm-border);
    background: var(--sm-bg-muted);
}

.split-modal__action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.5rem 1.125rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 0.4rem;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.15s ease;
    line-height: 1.4;
}

.split-modal__action--cancel {
    background: transparent;
    color: var(--sm-text-muted);
    border: 1px solid var(--sm-border);
}

.split-modal__action--cancel:hover {
    background: var(--sm-bg-muted);
    border-color: var(--sm-text-muted);
    color: var(--sm-text);
}

.split-modal__action--submit {
    background: var(--sm-accent);
    color: #fff;
    box-shadow: 0 1px 3px rgba(99, 102, 241, 0.3);
}

.split-modal__action--submit:hover {
    background: #4f46e5;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
    transform: translateY(-1px);
    color: #fff;
    text-decoration: none;
}

.split-modal__action--submit:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(99, 102, 241, 0.2);
}

.split-modal__action--submit:disabled {
    opacity: 0.55;
    pointer-events: none;
    transform: none;
    box-shadow: none;
}

.split-modal__action--secondary {
    background: transparent;
    color: var(--sm-accent);
    border: 1px solid var(--sm-accent-border);
}

.split-modal__action--secondary:hover {
    background: var(--sm-accent-soft);
    color: #4f46e5;
    text-decoration: none;
}

/* ==========================================================================
   Dark Mode Overrides
   ========================================================================== */

[data-bs-theme="dark"] .split-modal {
    --sm-bg: var(--surface-1, #1e293b);
    --sm-bg-muted: var(--surface-2, #0f172a);
    --sm-text: var(--theme-text-primary, #e2e8f0);
    --sm-text-muted: var(--theme-text-secondary, #94a3b8);
    --sm-border: rgba(255, 255, 255, 0.1);
    --sm-accent: #818cf8;
    --sm-accent-soft: rgba(129, 140, 248, 0.15);
    --sm-accent-border: rgba(129, 140, 248, 0.3);

    box-shadow:
        0 4px 32px rgba(0, 0, 0, 0.4),
        0 1px 4px rgba(0, 0, 0, 0.2);
}

[data-bs-theme="dark"] .split-modal__header {
    background: linear-gradient(135deg, #4338ca, #6366f1);
}

[data-bs-theme="dark"] .split-modal__badge--full {
    background: rgba(248, 113, 113, 0.2);
    color: #fca5a5;
    border-color: rgba(248, 113, 113, 0.3);
}

[data-bs-theme="dark"] .split-modal__notice--locked {
    background: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.25);
    color: #fbbf24;
}

[data-bs-theme="dark"] .split-modal__notice--locked .split-modal__notice-icon {
    color: #fbbf24;
}

[data-bs-theme="dark"] .split-modal__status.alert-success {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.3);
}

[data-bs-theme="dark"] .split-modal__status.alert-danger {
    background: rgba(248, 113, 113, 0.15);
    color: #fca5a5;
    border-color: rgba(248, 113, 113, 0.3);
}

[data-bs-theme="dark"] .split-modal__action--cancel {
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--sm-text-muted);
}

[data-bs-theme="dark"] .split-modal__action--cancel:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.25);
    color: var(--sm-text);
}

[data-bs-theme="dark"] .split-modal__action--submit {
    background: #6366f1;
    box-shadow: 0 1px 4px rgba(99, 102, 241, 0.4);
}

[data-bs-theme="dark"] .split-modal__action--submit:hover {
    background: #818cf8;
    box-shadow: 0 2px 12px rgba(129, 140, 248, 0.35);
}

/* ==========================================================================
   Responsive — tighter on small screens
   ========================================================================== */

@media (max-width: 480px) {
    .split-modal__body {
        padding: 1rem;
    }

    .split-modal__footer {
        padding: 0.75rem 1rem;
    }

    .split-modal__diagram {
        gap: 0.5rem;
        padding: 0.75rem 0.25rem;
    }

    .split-modal__diagram-card {
        padding: 0.25rem 0.375rem;
        font-size: 0.65rem;
    }
}