/* ==========================================================
   PROPOSALS PAGE — Refined Split-View Layout
   ========================================================== */

/* ----------------------------------------------------------
   PAGE OVERRIDES — Use full width for editor pages
   ---------------------------------------------------------- */
.container:has(.proposals-layout) {
    max-width: none;
}

.main-content:has(.proposals-layout) {
    padding: var(--spacing-md) var(--spacing-lg);
}

/* ----------------------------------------------------------
   LAYOUT
   ---------------------------------------------------------- */
.proposals-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: var(--spacing-md);
    height: calc(100vh - 120px);
    min-height: 500px;
}

/* ----------------------------------------------------------
   LIST PANEL
   ---------------------------------------------------------- */
.proposals-list-panel {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.filters-compact {
    padding: 8px 12px;
    border-bottom: 1px solid var(--gray-100);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.filters-compact input[type="text"] {
    grid-column: 1 / -1;
}

.filters-compact .form-control {
    font-size: var(--font-size-sm);
    padding: 6px 10px;
}

.proposals-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px;
}

/* List Items */
.proposal-list-item {
    padding: 10px 12px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all 0.15s ease;
    margin-bottom: 2px;
    border: 1px solid transparent;
    border-left: 3px solid transparent;
}

.proposal-list-item:hover {
    background: var(--gray-100);
    border-left-color: rgba(113, 23, 242, 0.3);
}

.proposal-list-item.active {
    background: rgba(113, 23, 242, 0.06);
    border-color: rgba(113, 23, 242, 0.12);
    border-left-color: var(--primary-color);
}

.proposal-list-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2px;
}

.proposal-number {
    font-size: 11px;
    color: var(--gray-400);
    font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
    letter-spacing: 0.02em;
}

.proposal-list-item-title {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--gray-800);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.proposal-list-item-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--gray-500);
}

.proposal-amount {
    font-weight: 600;
    color: var(--primary-color);
}

.proposal-list-item-date {
    font-size: 11px;
    color: var(--gray-400);
    margin-top: 2px;
}

/* ----------------------------------------------------------
   EDITOR PANEL
   ---------------------------------------------------------- */
.proposal-editor-panel {
    background: var(--gray-100);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--gray-200);
    overflow-y: auto;
}

.editor-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 400px;
    text-align: center;
    color: var(--gray-300);
    padding: var(--spacing-xl);
}

.editor-placeholder i {
    margin-bottom: var(--spacing-lg);
    opacity: 0.4;
}

.editor-placeholder h3 {
    color: var(--gray-500);
    font-size: var(--font-size-lg);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.editor-placeholder p {
    color: var(--gray-400);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
}

/* ----------------------------------------------------------
   FORM
   ---------------------------------------------------------- */
.proposal-form {
    max-width: 100%;
    padding: var(--spacing-md);
}

/* ----------------------------------------------------------
   STICKY FORM HEADER
   ---------------------------------------------------------- */
.proposal-form .form-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px var(--spacing-md);
    margin: calc(-1 * var(--spacing-md));
    margin-bottom: var(--spacing-md);
    background: rgba(243, 244, 246, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.form-header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 0;
}

.form-header-left h2 {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-800);
    white-space: nowrap;
}

.proposal-number-display {
    font-size: 11px;
    color: var(--primary-color);
    font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
    font-weight: 600;
    background: rgba(113, 23, 242, 0.08);
    padding: 2px 8px;
    border-radius: var(--border-radius-full);
    white-space: nowrap;
}

.form-header-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

/* ----------------------------------------------------------
   COLLAPSIBLE SECTIONS
   ---------------------------------------------------------- */
.section-body-wrapper {
    display: grid;
    grid-template-rows: 1fr;
    transition: grid-template-rows 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-collapsed .section-body-wrapper {
    grid-template-rows: 0fr;
}

.section-body {
    overflow: hidden;
    min-height: 0;
    padding: 0 var(--spacing-md) var(--spacing-md);
    transition: padding 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-collapsed .section-body {
    padding-top: 0;
    padding-bottom: 0;
}

.section-collapse-icon {
    font-size: 10px;
    color: var(--gray-400);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    margin-left: auto;
}

.section-collapsed .section-collapse-icon {
    transform: rotate(-90deg);
}

/* ----------------------------------------------------------
   FORM SECTIONS
   ---------------------------------------------------------- */
.form-section {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    padding: 0;
    margin-bottom: 8px;
    overflow: hidden;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.form-section:hover {
    border-color: var(--gray-300);
}

.draggable-section {
    border-left: 3px solid var(--primary-color);
    position: relative;
}

.form-section-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    margin: 0;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    transition: background 0.15s ease;
    flex-wrap: nowrap;
}

.form-section-title:hover {
    background: rgba(0, 0, 0, 0.015);
}

.form-section:not(.section-collapsed) .form-section-title {
    border-bottom: 1px solid var(--gray-100);
}

.form-section-title i:not(.section-collapse-icon):not(.fa-grip-vertical) {
    color: var(--primary-color);
    font-size: 13px;
    width: 16px;
    text-align: center;
    flex-shrink: 0;
}

/* Last child in section-body: remove bottom margin */
.section-body > :last-child {
    margin-bottom: 0;
}

/* ----------------------------------------------------------
   FORM ROWS
   ---------------------------------------------------------- */
.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-md);
}

/* ----------------------------------------------------------
   DRAGGABLE SECTIONS
   ---------------------------------------------------------- */
#propSectionsContainer {
    display: flex;
    flex-direction: column;
}

.section-drag-handle {
    cursor: grab;
    color: var(--gray-300);
    padding: 2px;
    transition: color 0.15s ease;
    display: inline-flex;
    align-items: center;
    font-size: 11px;
    flex-shrink: 0;
}

.section-drag-handle:hover {
    color: var(--primary-color);
}

.section-drag-handle:active {
    cursor: grabbing;
}

.draggable-section.dragging {
    opacity: 0.5;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.draggable-section.drag-over {
    border-color: var(--primary-color);
    border-style: dashed;
}

/* ----------------------------------------------------------
   COST SECTIONS
   ---------------------------------------------------------- */
#propCostItemsContainer {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.cost-item-box {
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    cursor: default;
    transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.cost-item-box.dragging {
    opacity: 0.5;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.cost-item-box.drag-over {
    border-color: var(--primary-color);
    border-style: dashed;
}

.cost-item-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--gray-200);
}

.cost-item-header .drag-handle {
    cursor: grab;
    color: var(--gray-400);
    padding: var(--spacing-xs);
    transition: color 0.15s ease;
}

.cost-item-header .drag-handle:hover {
    color: var(--primary-color);
}

.cost-item-header .drag-handle:active {
    cursor: grabbing;
}

.cost-section-title {
    font-weight: 600;
    color: var(--primary-color);
    border: 1px solid transparent;
    background: transparent;
    padding: 4px 8px;
    font-size: var(--font-size-sm);
    border-radius: var(--border-radius-sm);
    transition: all 0.15s ease;
}

.cost-section-title:hover {
    border-color: var(--gray-200);
    background: var(--white);
}

.cost-section-title:focus {
    border-color: var(--primary-color);
    background: var(--white);
    outline: none;
    box-shadow: 0 0 0 2px rgba(113, 23, 242, 0.1);
}

.recurring-costs-box {
    background: rgba(113, 23, 242, 0.03);
    border-color: rgba(113, 23, 242, 0.12);
}

/* ----------------------------------------------------------
   LIST ITEMS (Deliverables, etc.)
   ---------------------------------------------------------- */
.list-items {
    margin-bottom: var(--spacing-sm);
}

.list-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: 4px;
    background: var(--gray-100);
    padding: 4px 8px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--gray-200);
    transition: border-color 0.15s ease;
}

.list-item:focus-within {
    border-color: var(--primary-color);
    background: var(--white);
}

.list-item-bullet {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 14px;
    width: 14px;
    text-align: center;
    flex-shrink: 0;
}

.list-item input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 4px;
    font-size: var(--font-size-sm);
}

.list-item input:focus {
    outline: none;
}

/* ----------------------------------------------------------
   SCOPE SECTIONS
   ---------------------------------------------------------- */
.scope-section {
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    transition: border-color 0.15s ease;
}

.scope-section:focus-within {
    border-color: rgba(113, 23, 242, 0.3);
}

.scope-section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.scope-section-header .scope-title {
    flex: 1;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.scope-items {
    margin-bottom: var(--spacing-sm);
}

.scope-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: 4px;
}

.scope-item-bullet {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 14px;
    width: 14px;
    text-align: center;
    flex-shrink: 0;
}

.scope-item input {
    flex: 1;
    font-size: var(--font-size-sm);
}

/* ----------------------------------------------------------
   PAYMENT SCHEDULE
   ---------------------------------------------------------- */
.payment-schedule-list {
    margin-bottom: var(--spacing-sm);
}

.payment-item {
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.payment-item-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: var(--spacing-sm);
    align-items: center;
}

.payment-amount {
    display: flex;
}

.payment-amount .input-group-text {
    padding: 4px 8px;
    background: var(--gray-200);
    border: 1px solid var(--gray-300);
    border-right: none;
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    font-size: var(--font-size-sm);
}

.payment-amount .form-control {
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

/* ----------------------------------------------------------
   RECURRING COST ITEMS
   ---------------------------------------------------------- */
.recurring-cost-item {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.recurring-cost-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.recurring-cost-header input {
    flex: 1;
    font-weight: 600;
}

.recurring-cost-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-md);
    align-items: end;
    margin-bottom: var(--spacing-sm);
}

.recurring-cost-row .form-group {
    margin-bottom: 0;
}

.recurring-cost-row .input-group {
    display: flex;
}

.recurring-cost-includes {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px dashed var(--gray-200);
}

/* ----------------------------------------------------------
   TOGGLE SWITCH (for Phases)
   ---------------------------------------------------------- */
.toggle-switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    width: 36px;
    height: 18px;
    background-color: var(--gray-300);
    border-radius: 18px;
    position: relative;
    transition: background-color 0.2s ease;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 14px;
    width: 14px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    border-radius: 50%;
    transition: transform 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--primary-color);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(18px);
}

/* ----------------------------------------------------------
   RANGE TOGGLE
   ---------------------------------------------------------- */
.range-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.range-toggle input[type="checkbox"] {
    width: 14px;
    height: 14px;
}

.amount-range-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.amount-range-group .input-group {
    flex: 1;
    min-width: 100px;
}

.amount-range-separator {
    color: var(--gray-500);
    font-weight: 500;
}

/* ----------------------------------------------------------
   INLINE ADD BUTTONS (subtle, in section headers)
   ---------------------------------------------------------- */
.btn-add-inline {
    font-size: 11px;
    padding: 2px 8px;
    color: var(--gray-500);
    background: transparent;
    border: 1px dashed var(--gray-300);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}

.btn-add-inline:hover {
    color: var(--gray-700);
    border-color: var(--gray-400);
    background: var(--gray-50);
}

.btn-add-inline i {
    font-size: 9px;
}

/* ----------------------------------------------------------
   GHOST BUTTONS (for header actions)
   ---------------------------------------------------------- */
.btn-ghost {
    background: transparent;
    border: none;
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    padding: 6px 10px;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.btn-ghost:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--gray-800);
}

/* ----------------------------------------------------------
   FORM FOOTER
   ---------------------------------------------------------- */
.form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-200);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.form-footer-left,
.form-footer-right {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* ----------------------------------------------------------
   BUTTON ICON
   ---------------------------------------------------------- */
.btn-icon {
    padding: 4px 8px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--gray-500);
    border-radius: var(--border-radius-sm);
    transition: all 0.15s ease;
}

.btn-icon:hover {
    background: var(--gray-100);
    color: var(--primary-color);
}

.btn-icon.text-danger:hover {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.08);
}

/* ----------------------------------------------------------
   INPUT GROUP
   ---------------------------------------------------------- */
.input-group {
    display: flex;
}

.input-group-text {
    padding: 4px 8px;
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    border-right: none;
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    display: flex;
    align-items: center;
}

.input-group .form-control {
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

/* ----------------------------------------------------------
   SPACING HELPERS
   ---------------------------------------------------------- */
.ml-2 { margin-left: var(--spacing-sm); }
.ml-3 { margin-left: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }

/* ----------------------------------------------------------
   EMPTY STATE
   ---------------------------------------------------------- */
.empty-state-small {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--gray-400);
}

.empty-state-small i {
    font-size: 28px;
    margin-bottom: var(--spacing-sm);
}

.empty-state-small p {
    margin: 0;
    font-size: var(--font-size-sm);
}

/* ----------------------------------------------------------
   RESPONSIVE
   ---------------------------------------------------------- */
@media (max-width: 1200px) {
    .proposals-layout {
        grid-template-columns: 280px 1fr;
    }
}

@media (max-width: 900px) {
    .proposals-layout {
        grid-template-columns: 1fr;
        height: auto;
    }

    .proposals-list-panel {
        max-height: 350px;
    }

    .proposal-editor-panel {
        min-height: auto;
    }

    .proposal-form .form-header {
        flex-direction: column;
    }

    .form-header-actions {
        width: 100%;
        justify-content: flex-end;
    }
}

@media (max-width: 768px) {
    .form-row-2,
    .form-row-3 {
        grid-template-columns: 1fr;
    }

    .payment-item-row {
        grid-template-columns: 1fr;
    }

    .recurring-cost-row {
        grid-template-columns: 1fr 1fr;
    }
}