/* Trip Builder Premium Styles */

/* ==================== Variables ==================== */
:root {
    --builder-bg: #0f0f1a;
    --builder-surface: #1a1a2e;
    --builder-surface-hover: #252542;
    --builder-border: rgba(255, 255, 255, 0.08);
    --builder-border-hover: rgba(255, 255, 255, 0.15);
    --builder-accent: #6366f1;
    --builder-accent-glow: rgba(99, 102, 241, 0.3);
    --builder-success: #22c55e;
    --builder-warning: #f59e0b;
    --builder-danger: #ef4444;
    --builder-info: #3b82f6;
    --builder-text: #e2e8f0;
    --builder-text-muted: #94a3b8;
    --builder-radius: 12px;
    --builder-radius-lg: 20px;
    --builder-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --builder-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==================== Layout ==================== */
.builder-container {
    display: grid;
    grid-template-columns: 320px 1fr 320px;
    min-height: 100vh;
    background: var(--builder-bg);
}

.builder-sidebar {
    background: var(--builder-surface);
    border-left: 1px solid var(--builder-border);
    padding: 24px;
    overflow-y: auto;
    position: sticky;
    top: 0;
    height: 100vh;
}

.builder-sidebar-right {
    border-left: none;
    border-right: 1px solid var(--builder-border);
}

.builder-main {
    padding: 32px;
    overflow-y: auto;
}

.builder-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
    background: var(--builder-surface);
    border-bottom: 1px solid var(--builder-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.builder-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--builder-text);
    font-weight: 700;
    font-size: 1.2rem;
}

.builder-logo span:first-child {
    font-size: 1.5rem;
}

.builder-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* ==================== Buttons ==================== */
.btn-builder {
    padding: 10px 20px;
    border-radius: var(--builder-radius);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--builder-transition);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-builder-primary {
    background: var(--builder-accent);
    color: white;
}

.btn-builder-primary:hover {
    background: #5558e3;
    box-shadow: 0 0 20px var(--builder-accent-glow);
}

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

.btn-builder-secondary:hover {
    border-color: var(--builder-border-hover);
    background: #2d2d4a;
}

.btn-builder-ghost {
    background: transparent;
    color: var(--builder-text-muted);
}

.btn-builder-ghost:hover {
    background: var(--builder-surface-hover);
    color: var(--builder-text);
}

.btn-builder-success {
    background: var(--builder-success);
    color: white;
}

.btn-builder-danger {
    background: transparent;
    color: var(--builder-danger);
}

.btn-builder-danger:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* ==================== Form Elements ==================== */
.builder-input,
.builder-textarea,
.builder-select {
    width: 100%;
    padding: 12px 16px;
    background: var(--builder-bg);
    border: 1px solid var(--builder-border);
    border-radius: var(--builder-radius);
    color: var(--builder-text);
    font-size: 0.95rem;
    transition: var(--builder-transition);
    font-family: inherit;
}

.builder-input:focus,
.builder-textarea:focus,
.builder-select:focus {
    outline: none;
    border-color: var(--builder-accent);
    box-shadow: 0 0 0 3px var(--builder-accent-glow);
}

.builder-input::placeholder,
.builder-textarea::placeholder {
    color: var(--builder-text-muted);
}

.builder-textarea {
    resize: vertical;
    min-height: 100px;
}

.builder-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--builder-text-muted);
    margin-bottom: 8px;
}

.builder-form-group {
    margin-bottom: 20px;
}

/* ==================== Cards ==================== */
.builder-card {
    background: var(--builder-surface);
    border: 1px solid var(--builder-border);
    border-radius: var(--builder-radius-lg);
    padding: 20px;
    margin-bottom: 16px;
    transition: var(--builder-transition);
}

.builder-card:hover {
    border-color: var(--builder-border-hover);
}

.builder-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--builder-border);
}

.builder-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--builder-text);
    display: flex;
    align-items: center;
    gap: 10px;
}

.builder-card-actions {
    display: flex;
    gap: 8px;
}

/* ==================== Day Cards ==================== */
.day-card {
    background: var(--builder-surface);
    border: 1px solid var(--builder-border);
    border-radius: var(--builder-radius-lg);
    margin-bottom: 24px;
    overflow: hidden;
    transition: var(--builder-transition);
}

.day-card:hover {
    border-color: var(--builder-accent);
}

.day-card.dragging {
    opacity: 0.5;
    transform: scale(0.98);
}

.day-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--builder-border);
    cursor: grab;
}

.day-card-header:active {
    cursor: grabbing;
}

.day-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--builder-accent);
    border-radius: 50%;
    font-weight: 700;
    color: white;
    margin-left: 16px;
}

.day-info {
    flex: 1;
}

.day-title-input {
    font-size: 1.2rem;
    font-weight: 700;
    background: transparent;
    border: none;
    color: var(--builder-text);
    width: 100%;
    padding: 0;
}

.day-title-input:focus {
    outline: none;
    border-bottom: 2px solid var(--builder-accent);
}

.day-meta {
    display: flex;
    gap: 16px;
    margin-top: 8px;
    font-size: 0.85rem;
    color: var(--builder-text-muted);
}

.day-card-body {
    padding: 24px;
}

/* ==================== Activity Items ==================== */
.activity-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--builder-bg);
    border: 1px solid var(--builder-border);
    border-radius: var(--builder-radius);
    margin-bottom: 12px;
    transition: var(--builder-transition);
    cursor: grab;
}

.activity-item:hover {
    border-color: var(--builder-border-hover);
}

.activity-item.dragging {
    opacity: 0.5;
}

.activity-time {
    min-width: 60px;
}

.activity-time input {
    width: 60px;
    padding: 8px;
    text-align: center;
    background: var(--builder-surface);
    border: 1px solid var(--builder-border);
    border-radius: 8px;
    color: var(--builder-accent);
    font-weight: 600;
}

.activity-content {
    flex: 1;
}

.activity-title-input {
    font-size: 1rem;
    font-weight: 600;
    background: transparent;
    border: none;
    color: var(--builder-text);
    width: 100%;
    margin-bottom: 8px;
}

.activity-title-input:focus {
    outline: none;
}

.activity-description-input {
    font-size: 0.9rem;
    background: transparent;
    border: none;
    color: var(--builder-text-muted);
    width: 100%;
    resize: none;
}

.activity-description-input:focus {
    outline: none;
}

.activity-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ==================== Content Blocks ==================== */
.content-blocks {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed var(--builder-border);
}

.content-block {
    display: flex;
    gap: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--builder-radius);
    margin-bottom: 8px;
    transition: var(--builder-transition);
}

.content-block:hover {
    background: rgba(255, 255, 255, 0.04);
}

.content-block-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1.2rem;
}

.content-block.trivia .content-block-icon {
    background: rgba(139, 92, 246, 0.2);
}

.content-block.nearby .content-block-icon {
    background: rgba(59, 130, 246, 0.2);
}

.content-block.place-info .content-block-icon {
    background: rgba(34, 197, 94, 0.2);
}

.content-block.tip .content-block-icon {
    background: rgba(245, 158, 11, 0.2);
}

.content-block.warning .content-block-icon {
    background: rgba(239, 68, 68, 0.2);
}

.content-block-body {
    flex: 1;
}

.content-block-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--builder-text);
    margin-bottom: 4px;
}

.content-block-text {
    font-size: 0.85rem;
    color: var(--builder-text-muted);
}

/* ==================== Add Buttons ==================== */
.add-content-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.add-content-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: transparent;
    border: 1px dashed var(--builder-border);
    border-radius: 20px;
    color: var(--builder-text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--builder-transition);
}

.add-content-btn:hover {
    border-color: var(--builder-accent);
    color: var(--builder-accent);
    background: rgba(99, 102, 241, 0.1);
}

.add-activity-btn,
.add-day-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px;
    background: transparent;
    border: 2px dashed var(--builder-border);
    border-radius: var(--builder-radius);
    color: var(--builder-text-muted);
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--builder-transition);
    width: 100%;
    margin-top: 16px;
}

.add-activity-btn:hover,
.add-day-btn:hover {
    border-color: var(--builder-accent);
    color: var(--builder-accent);
    background: rgba(99, 102, 241, 0.05);
}

/* ==================== Modal ==================== */
.builder-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--builder-transition);
}

.builder-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.builder-modal {
    background: var(--builder-surface);
    border: 1px solid var(--builder-border);
    border-radius: var(--builder-radius-lg);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: var(--builder-transition);
}

.builder-modal-overlay.active .builder-modal {
    transform: scale(1);
}

.builder-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--builder-border);
}

.builder-modal-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--builder-text);
}

.builder-modal-close {
    background: none;
    border: none;
    color: var(--builder-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
}

.builder-modal-close:hover {
    color: var(--builder-text);
}

.builder-modal-body {
    padding: 24px;
}

.builder-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 20px 24px;
    border-top: 1px solid var(--builder-border);
}

/* ==================== Sidebar Sections ==================== */
.sidebar-section {
    margin-bottom: 32px;
}

.sidebar-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--builder-text-muted);
    margin-bottom: 16px;
}

.trip-cover-upload {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--builder-bg);
    border: 2px dashed var(--builder-border);
    border-radius: var(--builder-radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--builder-transition);
    overflow: hidden;
}

.trip-cover-upload:hover {
    border-color: var(--builder-accent);
}

.trip-cover-upload img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.trip-cover-upload .placeholder {
    text-align: center;
    color: var(--builder-text-muted);
}

.trip-cover-upload .placeholder span {
    display: block;
    font-size: 2rem;
    margin-bottom: 8px;
}

/* ==================== Status Badge ==================== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.draft {
    background: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
}

.status-badge.published {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

/* ==================== Auto Save Indicator ==================== */
.autosave-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--builder-text-muted);
}

.autosave-indicator.saving {
    color: var(--builder-accent);
}

.autosave-indicator.saved {
    color: var(--builder-success);
}

.autosave-indicator.error {
    color: var(--builder-danger);
}

/* ==================== Empty State ==================== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--builder-text-muted);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.2rem;
    color: var(--builder-text);
    margin-bottom: 8px;
}

/* ==================== Responsive ==================== */
@media (max-width: 1200px) {
    .builder-container {
        grid-template-columns: 280px 1fr;
    }

    .builder-sidebar-right {
        display: none;
    }
}

@media (max-width: 768px) {
    .builder-container {
        grid-template-columns: 1fr;
    }

    .builder-sidebar {
        display: none;
    }

    .builder-main {
        padding: 16px;
    }

    .builder-header {
        padding: 12px 16px;
    }

    .day-card-header {
        flex-wrap: wrap;
        gap: 12px;
    }

    .activity-item {
        flex-direction: column;
    }

    .activity-time {
        min-width: auto;
    }
}