/* ============================================
   AIvoy — Tema Claro (estilo NotebookLM)
   Override de variables para la app
   ============================================ */

:root {
    /* Fondos */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-surface: rgba(0, 0, 0, 0.02);
    --bg-surface-hover: rgba(0, 0, 0, 0.04);
    --bg-glass: rgba(0, 0, 0, 0.03);
    --bg-glass-strong: rgba(0, 0, 0, 0.06);

    /* Bordes */
    --border-subtle: #e8eaed;
    --border-medium: #dadce0;
    --border-accent: rgba(26, 115, 232, 0.3);

    /* Texto */
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --text-muted: #9aa0a6;
    --text-accent: #1a73e8;

    /* Colores de marca */
    --primary: #1a73e8;
    --primary-light: #4285f4;
    --primary-dark: #1557b0;
    --secondary: #8b5cf6;
    --accent: #a78bfa;
    --gradient-primary: linear-gradient(135deg, #1a73e8, #4285f4);
    --gradient-hero: linear-gradient(135deg, #1a73e8 0%, #4285f4 50%, #669df6 100%);

    /* Estado */
    --success: #0d904f;
    --warning: #e37400;
    --danger: #d93025;
    --info: #1a73e8;

    /* Sombras — claras y sutiles */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(26, 115, 232, 0.08);
    --shadow-glow-strong: 0 0 40px rgba(26, 115, 232, 0.12);
}

/* ---- Layout overrides ---- */
body {
    background: #ffffff;
    color: var(--text-primary);
}

/* Top Bar */
.topbar {
    background: #ffffff;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.topbar__trip-name {
    color: var(--text-primary);
}

.topbar__trip-name:focus {
    background: var(--bg-secondary);
}

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

.topbar__transport:hover,
.topbar__transport--active {
    border-color: var(--primary);
    background: rgba(26, 115, 232, 0.08);
    color: var(--primary);
}

.topbar__transport--active {
    color: var(--primary);
    background: rgba(26, 115, 232, 0.1);
    font-weight: 600;
}

/* Budget chip */
.budget-chip {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.budget-chip__amount {
    color: var(--success);
}

/* Budget dropdown */
.budget-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    z-index: 100;
    min-width: 240px;
}

.budget-dropdown__row {
    margin-bottom: 12px;
}

.budget-dropdown__row label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.budget-dropdown__input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-secondary);
    outline: none;
    transition: border-color 0.15s;
}

.budget-dropdown__input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.budget-dropdown__currencies {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.budget-dropdown__currency {
    padding: 4px 10px;
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    cursor: pointer;
    transition: all 0.15s;
}

.budget-dropdown__currency:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.budget-dropdown__currency--active {
    background: rgba(26, 115, 232, 0.1);
    border-color: var(--primary);
    color: var(--primary);
    font-weight: 600;
}

.budget-dropdown__save {
    width: 100%;
    padding: 8px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: box-shadow 0.15s;
}

.budget-dropdown__save:hover {
    box-shadow: 0 4px 12px rgba(26, 115, 232, 0.3);
}

.topbar__right {
    position: relative;
}

.budget-chip__bar {
    background: #e8eaed;
}

/* Chat Panel */
.chat-panel {
    background: #ffffff;
    border-right: 1px solid var(--border-subtle);
}

.chat-panel__header {
    border-bottom: 1px solid var(--border-subtle);
}

.chat-panel__ai-avatar {
    background: var(--gradient-primary);
    color: white;
}

.chat-panel__ai-status {
    color: var(--success);
}

.chat-panel__ai-status::before {
    background: var(--success);
}

/* Messages */
.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
}

.chat-msg--ai .chat-msg__avatar {
    background: var(--gradient-primary);
    color: white;
}

.chat-msg--user .chat-msg__avatar {
    background: #e8eaed;
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.chat-msg--ai .chat-msg__bubble {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

.chat-msg--user .chat-msg__bubble {
    background: var(--gradient-primary);
    color: white;
}

/* Typing */
.chat-typing__dot {
    background: var(--text-muted);
}

/* Chips */
.chat-chip {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    color: var(--primary);
    font-weight: 500;
}

.chat-chip:hover {
    background: rgba(26, 115, 232, 0.06);
    border-color: var(--primary);
}

/* Input */
.chat-input {
    border-top: 1px solid var(--border-subtle);
    background: #ffffff;
}

.chat-input__field {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

.chat-input__field::placeholder {
    color: var(--text-muted);
}

.chat-input__field:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
    background: #ffffff;
}

.chat-input__send {
    background: var(--gradient-primary);
    color: white;
}

.chat-input__send:hover {
    box-shadow: 0 4px 12px rgba(26, 115, 232, 0.3);
}

/* Itinerary Panel */
.itinerary-panel {
    background: #ffffff;
    border-left: 1px solid var(--border-subtle);
}

.itinerary-panel__header {
    border-bottom: 1px solid var(--border-subtle);
}

.itinerary-panel__header h3 {
    color: var(--text-primary);
}

.itinerary-days::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
}

/* Day section */
.day-section__header {
    border-bottom: 1px solid var(--border-subtle);
}

.day-section__title {
    color: var(--primary);
}

/* Activity card */
.activity-card {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
}

.activity-card:hover {
    border-color: var(--border-medium);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
}

.activity-card--gem {
    border-color: rgba(168, 85, 247, 0.25);
    background: rgba(168, 85, 247, 0.03);
}

.activity-card__icon--see { background: rgba(26, 115, 232, 0.1); color: #1a73e8; }
.activity-card__icon--eat { background: rgba(217, 48, 37, 0.08); color: #d93025; }
.activity-card__icon--sleep { background: rgba(13, 144, 79, 0.08); color: #0d904f; }
.activity-card__icon--transport { background: rgba(227, 116, 0, 0.08); color: #e37400; }
.activity-card__icon--gem { background: rgba(168, 85, 247, 0.08); color: #a855f7; }

.activity-card__name {
    color: var(--text-primary);
}

.activity-card__desc {
    color: var(--text-secondary);
}

.activity-card__meta {
    color: var(--text-muted);
}

.activity-card__delete:hover {
    background: rgba(217, 48, 37, 0.1);
    color: var(--danger);
}

/* Transport segment */
.transport-segment {
    color: var(--text-muted);
}

.transport-segment__line {
    background: var(--border-subtle);
}

/* Empty state */
.empty-state {
    color: var(--text-muted);
}

.empty-state__title {
    color: var(--text-secondary);
}

/* Nav logo override */
.nav__logo-voy {
    color: var(--text-primary);
}

/* Buttons override */
.btn--primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 2px 8px rgba(26, 115, 232, 0.2);
}

.btn--primary:hover {
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.3);
}

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

.btn--outline:hover {
    border-color: var(--primary);
    background: rgba(26, 115, 232, 0.06);
    color: var(--primary);
}

/* Route segment — tema claro */
.route-segment__line {
    background: linear-gradient(90deg, transparent, rgba(26, 115, 232, 0.2), transparent);
}

.route-segment__info {
    color: var(--text-muted);
    background: rgba(26, 115, 232, 0.04);
    border: 1px solid rgba(26, 115, 232, 0.08);
}

/* Trip summary bar — tema claro */
.trip-summary-bar {
    background: rgba(26, 115, 232, 0.04);
    border: 1px solid rgba(26, 115, 232, 0.1);
}

.trip-summary-bar__value {
    color: var(--text-primary);
}

.trip-summary-bar__label {
    color: var(--text-muted);
}

.trip-summary-bar__breakdown {
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.trip-summary-bar__cat {
    color: var(--text-secondary);
}

/* Action feedback — tema claro */
.action-feedback {
    background: #ffffff;
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
}

/* Mobile tabs */
.mobile-tabs {
    background: #ffffff;
    border-top: 1px solid var(--border-subtle);
}

.mobile-tab {
    color: var(--text-muted);
}

.mobile-tab--active {
    color: var(--primary);
}

/* Modal auth override */
.auth-modal {
    background: rgba(0, 0, 0, 0.3);
}

.auth-modal__content {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

/* Leaflet map tiles — matiz ligeramente más suave */
.leaflet-container {
    background: var(--bg-secondary);
}

/* Source chips — fuentes web */
.source-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-subtle);
}

.source-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(26, 115, 232, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.15s ease;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.source-chip:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: rgba(26, 115, 232, 0.08);
}

.source-chip svg {
    flex-shrink: 0;
    opacity: 0.6;
}