/* ============================================
   EL PLANNER – base.css
   Společné styly, layout, komponenty
   ============================================ */


/* =====================
   SDÍLENÉ PROMĚNNÉ
   ===================== */

:root {
    /* Fonty */
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Zaoblení */
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;

    /* Rozměry */
    --header-height: 56px;
    --sidebar-width: 260px;

    /* Přechody */
    --transition: 0.2s ease;

    /* Accent barva (žlutá) */
    --accent: hsl(42, 87%, 55%);
    --accent-hover: hsl(42, 87%, 62%);
    --accent-dim: hsla(42, 87%, 55%, 0.12);
    --accent-border: hsla(42, 87%, 55%, 0.3);

    /* Sémantické barvy */
    --success: #22c55e;
    --success-dim: rgba(34, 197, 94, 0.12);
    --warning: #eab308;
    --warning-dim: rgba(234, 179, 8, 0.12);
    --danger: #ef4444;
    --danger-dim: rgba(239, 68, 68, 0.12);
    --info: #3b82f6;
    --info-dim: rgba(59, 130, 246, 0.12);

    /* Barvy fází */
    --phase-l1: #a0522d;
    --phase-l2: #555;
    --phase-l3: #888;
    --phase-n: #3b82f6;
    --phase-pe: #22c55e;
}


/* =====================
   RESET
   ===================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-0);
    color: var(--text-1);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition), color var(--transition);
}


/* =====================
   HEADER
   ===================== */

.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--bg-1);
    border-bottom: 1px solid var(--border-1);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    z-index: 100;
    gap: 0.75rem;
    transition: background var(--transition), border-color var(--transition);
}

.header-left {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.logo-icon {
    width: 22px;
    height: 22px;
    color: var(--accent);
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1rem;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.logo-version {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-3);
    background: var(--bg-3);
    padding: 0.1rem 0.35rem;
    border-radius: var(--radius-xs);
}

.header-sep {
    width: 1px;
    height: 24px;
    background: var(--border-2);
}

.header-nav {
    display: flex;
    gap: 2px;
    flex: 1;
}

.header-right {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
    align-items: center;
}


/* =====================
   NAVIGACE
   ===================== */

.nav-btn {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    background: none;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-2);
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.nav-btn .nav-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.nav-btn .nav-icon svg {
    width: 100%;
    height: 100%;
}

.nav-btn:hover:not(:disabled) {
    background: var(--bg-3);
    color: var(--text-1);
}

.nav-btn.active {
    background: var(--accent-dim);
    color: var(--accent);
    border-color: var(--accent-border);
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}


/* =====================
   TLAČÍTKA
   ===================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.5rem 0.85rem;
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    background: var(--bg-2);
    color: var(--text-1);
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    line-height: 1;
}

.btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-3);
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #0f1117;
    font-weight: 600;
}

.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--text-2);
}

.btn-ghost:hover {
    background: var(--bg-3);
    color: var(--text-1);
}

.btn-danger {
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.3);
    background: var(--danger-dim);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
}

.btn-sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.78rem;
}

.btn-xs {
    padding: 0.2rem 0.4rem;
    font-size: 0.72rem;
}

.btn-icon {
    padding: 0.4rem;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
}

.btn-icon svg {
    width: 18px;
    height: 18px;
}


/* =====================
   THEME TOGGLE
   ===================== */

.theme-toggle {
    padding: 0.4rem;
    width: 34px;
    height: 34px;
    border: 1px solid var(--border-1);
    border-radius: var(--radius-sm);
    background: none;
    color: var(--text-2);
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
}

.theme-toggle:hover {
    background: var(--bg-3);
    color: var(--accent);
}


/* =====================
   HLAVNÍ LAYOUT
   ===================== */

.app-main {
    margin-top: var(--header-height);
    display: flex;
    min-height: calc(100vh - var(--header-height) - 60px);
}


/* =====================
   SIDEBAR (katalog)
   ===================== */

.app-sidebar {
    width: var(--sidebar-width);
    background: var(--bg-1);
    border-right: 1px solid var(--border-1);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    height: calc(100vh - var(--header-height));
    position: sticky;
    top: var(--header-height);
    overflow-y: auto;
    transition: background var(--transition), border-color var(--transition);
}

.sidebar-header {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-1);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-3);
}

.sidebar-section {
    padding: 0.5rem;
}

.sidebar-section-title {
    padding: 0.3rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-3);
    margin-top: 0.3rem;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.6rem;
    border-radius: var(--radius-sm);
    cursor: grab;
    transition: background var(--transition);
    border: 1px solid transparent;
    font-size: 0.82rem;
    color: var(--text-1);
}

.sidebar-item:hover {
    background: var(--bg-3);
    border-color: var(--border-1);
}

.sidebar-item:active {
    cursor: grabbing;
    background: var(--accent-dim);
    border-color: var(--accent-border);
}

.sidebar-item .si-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--text-2);
}

.sidebar-item .si-icon svg {
    width: 100%;
    height: 100%;
}

.sidebar-item .si-name {
    flex: 1;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-item .si-info {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-3);
    flex-shrink: 0;
}


/* =====================
   CONTENT AREA
   ===================== */

.app-content {
    flex: 1;
    padding: 1.2rem;
    overflow-y: auto;
    min-width: 0;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}


/* =====================
   PROJECT BAR
   ===================== */

.project-bar {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.7rem 1rem;
    background: var(--bg-1);
    border: 1px solid var(--border-1);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    flex-wrap: wrap;
    transition: background var(--transition), border-color var(--transition);
}

.project-bar .form-group {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.project-bar label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-3);
    white-space: nowrap;
}

.project-bar input,
.project-bar select {
    padding: 0.35rem 0.6rem;
    font-size: 0.82rem;
}

.project-bar .spacer {
    flex: 1;
}


/* =====================
   PATRA (FLOORS)
   ===================== */

.floors-tabs {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 1rem;
}

.floor-tab {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.45rem 0.9rem;
    border: 1px solid var(--border-1);
    border-radius: var(--radius-md);
    background: var(--bg-2);
    color: var(--text-2);
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}

.floor-tab:hover {
    background: var(--bg-3);
    color: var(--text-1);
}

.floor-tab.active {
    background: var(--accent-dim);
    color: var(--accent);
    border-color: var(--accent-border);
    font-weight: 600;
}

.floor-tab .ft-icon {
    width: 14px;
    height: 14px;
}

.floor-tab .ft-icon svg {
    width: 100%;
    height: 100%;
}

.floor-tab-add {
    padding: 0.45rem;
    width: 34px;
    height: 34px;
    border: 1px dashed var(--border-2);
    border-radius: var(--radius-md);
    background: none;
    color: var(--text-3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.floor-tab-add svg {
    width: 16px;
    height: 16px;
}

.floor-tab-add:hover {
    background: var(--bg-3);
    color: var(--accent);
    border-color: var(--accent-border);
}

/* === PŘIDAT DO base.css za .floor-tab-add:hover === */

/* Wrapper pro záložku patra + settings ikonu */
.floor-tab-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

/* Settings ikona u záložky patra - viditelná jen při hoveru */
.floor-tab-settings {
    position: absolute;
    right: -4px;
    top: -4px;
    width: 20px;
    height: 20px;
    padding: 2px;
    border: 1px solid var(--border-2);
    border-radius: 50%;
    background: var(--bg-3);
    color: var(--text-3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition);
    z-index: 1;
}

.floor-tab-settings svg {
    width: 12px;
    height: 12px;
}

.floor-tab-wrapper:hover .floor-tab-settings {
    opacity: 1;
}

.floor-tab-settings:hover {
    background: var(--accent-dim);
    color: var(--accent);
    border-color: var(--accent-border);
}

/* =====================
   GRID MÍSTNOSTÍ
   ===================== */

.rooms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
    align-items: start;
}


/* =====================
   KARTA MÍSTNOSTI
   ===================== */

.room-card {
    background: var(--bg-1);
    border: 1px solid var(--border-1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

.room-card:hover {
    box-shadow: var(--shadow-sm);
}

.room-card.drag-over {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

/* Hlavička místnosti */
.room-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 0.8rem;
    border-bottom: 1px solid var(--border-1);
    background: var(--bg-2);
    transition: background var(--transition);
}

.room-header .rh-icon {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
}

.room-header .rh-icon svg {
    width: 100%;
    height: 100%;
}

.room-header .rh-name {
    flex: 1;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-1);
}

.room-header .rh-count {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-3);
    background: var(--bg-4);
    padding: 0.15rem 0.45rem;
    border-radius: 10px;
}

.room-header .rh-actions {
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity var(--transition);
}

.room-card:hover .rh-actions {
    opacity: 1;
}

.room-header .rh-actions .btn-icon {
    width: 26px;
    height: 26px;
    padding: 0.2rem;
}

.room-header .rh-actions .btn-icon svg {
    width: 14px;
    height: 14px;
}

/* Tělo místnosti */
.room-body {
    padding: 0.6rem;
    min-height: 60px;
}

.room-body .appliances-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.4rem;
}


/* =====================
   DLAŽDICE SPOTŘEBIČE
   ===================== */

.appliance-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    padding: 0.5rem 0.3rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    text-align: center;
}

.appliance-tile:hover {
    background: var(--bg-3);
    border-color: var(--border-2);
}

.appliance-tile.dragging {
    opacity: 0.4;
}

.appliance-tile .at-icon {
    width: 28px;
    height: 28px;
    color: var(--text-2);
    transition: color var(--transition);
}

.appliance-tile .at-icon svg {
    width: 100%;
    height: 100%;
}

.appliance-tile:hover .at-icon {
    color: var(--accent);
}

.appliance-tile .at-name {
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--text-2);
    line-height: 1.2;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.appliance-tile .at-drag {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 12px;
    height: 12px;
    color: var(--text-3);
    opacity: 0;
    cursor: grab;
    transition: opacity var(--transition);
}

.appliance-tile .at-drag svg {
    width: 100%;
    height: 100%;
}

.appliance-tile:hover .at-drag {
    opacity: 0.6;
}

.appliance-tile .at-drag:active {
    cursor: grabbing;
}

/* Badge s počtem na dlaždici */
.appliance-tile .at-qty {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid var(--accent-border);
    border-radius: 8px;
    padding: 0.05rem 0.35rem;
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1.3;
}

.appliance-tile .at-qty:hover {
    background: var(--accent);
    color: #0f1117;
}

/* Rychlý popup pro editaci počtu */
.qty-popup {
    position: fixed;
    z-index: 250;
    background: var(--bg-1);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.8rem;
    min-width: 220px;
    animation: fadeIn 0.15s ease;
}

.qty-popup-title {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-1);
    margin-bottom: 0.6rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border-1);
}

.qty-popup-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.3rem 0;
}

.qty-popup-row .qpr-label {
    font-size: 0.78rem;
    color: var(--text-2);
}

.qty-popup-row .qpr-controls {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.qty-popup-row .qpr-btn {
    width: 26px;
    height: 26px;
    border: 1px solid var(--border-2);
    border-radius: var(--radius-xs);
    background: var(--bg-2);
    color: var(--text-1);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    line-height: 1;
    padding: 0;
    font-family: var(--font-mono);
}

.qty-popup-row .qpr-btn:hover {
    background: var(--accent-dim);
    border-color: var(--accent-border);
    color: var(--accent);
}

.qty-popup-row .qpr-value {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-1);
    min-width: 20px;
    text-align: center;
}

.qty-popup-total {
    margin-top: 0.5rem;
    padding-top: 0.4rem;
    border-top: 1px solid var(--border-1);
    font-size: 0.75rem;
    color: var(--text-3);
    display: flex;
    justify-content: space-between;
}

.qty-popup-total .qpt-value {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--accent);
}

.qty-popup-total.over-limit .qpt-value {
    color: var(--danger);
}

.qty-popup-recommended {
    margin-top: 0.2rem;
    padding: 0.2rem 0;
    font-size: 0.7rem;
    color: var(--text-3);
}

.qty-popup-recommended.over-recommended {
    color: var(--warning);
}

.qty-popup-close {
    display: block;
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.35rem;
    border: 1px solid var(--border-1);
    border-radius: var(--radius-sm);
    background: var(--bg-2);
    color: var(--text-2);
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

.qty-popup-close:hover {
    background: var(--bg-3);
    color: var(--text-1);
}


/* =====================
   TLAČÍTKO PŘIDAT MÍSTNOST
   ===================== */

.room-card-add {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 120px;
    border: 2px dashed var(--border-2);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition);
    color: var(--text-3);
    background: none;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    width: 100%;
}

.room-card-add svg {
    width: 24px;
    height: 24px;
}

.room-card-add:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}


/* =====================
   TLAČÍTKO PŘIDAT SPOTŘEBIČ
   ===================== */

.add-appliance-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    padding: 0.5rem 0.3rem;
    border: 1px dashed var(--border-2);
    border-radius: var(--radius-sm);
    background: none;
    cursor: pointer;
    color: var(--text-3);
    transition: all var(--transition);
    min-height: 60px;
    font-family: var(--font-body);
    font-size: 0.65rem;
    width: 100%;
}

.add-appliance-btn svg {
    width: 18px;
    height: 18px;
}

.add-appliance-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}


/* =====================
   PANELY
   ===================== */

.panel {
    background: var(--bg-1);
    border: 1px solid var(--border-1);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: background var(--transition), border-color var(--transition);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-1);
}

.panel-header h2 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-1);
}

.panel-header-right {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

.panel-body {
    padding: 1rem;
}


/* =====================
   BADGES
   ===================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: 20px;
    background: var(--bg-3);
    color: var(--text-2);
    border: 1px solid var(--border-1);
}

.badge-accent {
    background: var(--accent-dim);
    color: var(--accent);
    border-color: var(--accent-border);
}

.badge-success {
    background: var(--success-dim);
    color: var(--success);
}

.badge-danger {
    background: var(--danger-dim);
    color: var(--danger);
}

.badge-phase-l1 {
    background: rgba(160, 82, 45, 0.15);
    color: var(--phase-l1);
}

.badge-phase-l2 {
    background: rgba(85, 85, 85, 0.15);
    color: var(--phase-l2);
}

.badge-phase-l3 {
    background: rgba(136, 136, 136, 0.15);
    color: var(--phase-l3);
}


/* =====================
   FORMULÁŘE
   ===================== */

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.8rem;
    margin-bottom: 0.7rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.form-group > label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-3);
}

input[type="text"],
input[type="number"],
select,
textarea {
    padding: 0.5rem 0.65rem;
    background: var(--bg-0);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    color: var(--text-1);
    font-family: var(--font-body);
    font-size: 0.82rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    width: 100%;
}

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

textarea {
    resize: vertical;
}

input[type="checkbox"] {
    accent-color: var(--accent);
    width: 15px;
    height: 15px;
    cursor: pointer;
}

label:has(input[type="checkbox"]) {
    flex-direction: row;
    align-items: center;
    gap: 0.45rem;
    cursor: pointer;
}


/* =====================
   SOUHRN
   ===================== */

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.7rem;
    margin-bottom: 0.8rem;
}

.summary-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.8rem;
    background: var(--bg-2);
    border: 1px solid var(--border-1);
    border-radius: var(--radius-md);
    text-align: center;
    transition: background var(--transition);
}

.summary-value {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1.2;
}

.summary-label {
    font-size: 0.72rem;
    color: var(--text-3);
    margin-top: 0.2rem;
}


/* =====================
   VAROVÁNÍ
   ===================== */

.summary-warnings {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.warning-item {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    border: 1px solid transparent;
}

.warning-item .wi-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.warning-item .wi-icon svg {
    width: 100%;
    height: 100%;
}

.warning-item.warn-info {
    background: var(--info-dim);
    color: var(--info);
}

.warning-item.warn-warning {
    background: var(--warning-dim);
    color: var(--warning);
}

.warning-item.warn-danger {
    background: var(--danger-dim);
    color: var(--danger);
}

.warning-item.warn-success {
    background: var(--success-dim);
    color: var(--success);
}


/* =====================
   DATOVÉ TABULKY
   ===================== */

.table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

.data-table th {
    padding: 0.5rem 0.7rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-3);
    background: var(--bg-2);
    border-bottom: 2px solid var(--border-1);
    white-space: nowrap;
}

.data-table td {
    padding: 0.45rem 0.7rem;
    border-bottom: 1px solid var(--border-1);
    color: var(--text-1);
}

.data-table tbody tr:hover {
    background: var(--bg-2);
}

.data-table td.mono {
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.data-table th.sortable {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: 1.2rem;
    transition: color var(--transition);
}

.data-table th.sortable:hover {
    color: var(--accent);
}

.data-table th.sortable::after {
    content: '⇅';
    position: absolute;
    right: 0.3rem;
    font-size: 0.6rem;
    opacity: 0.3;
}

.data-table th.sortable.sort-asc::after {
    content: '↑';
    opacity: 0.8;
    color: var(--accent);
}

.data-table th.sortable.sort-desc::after {
    content: '↓';
    opacity: 0.8;
    color: var(--accent);
}

/* Záhlaví sekcí v tabulce materiálu */
.materials-section-row td {
    background: var(--bg-3, #2a2a2a);
    color: var(--accent);
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.6rem 0.7rem;
    border-bottom: 2px solid var(--accent);
}

/* =====================
   ŠTÍTEK (LABEL PREVIEW)
   ===================== */

.label-preview {
    background: #ffffff;
    color: #111111;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    max-width: 700px;
    margin: 0 auto;
    border: 1px solid var(--border-1);
}

.label-preview .label-title {
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
    color: #111;
}

.label-preview .label-subtitle {
    text-align: center;
    font-size: 0.7rem;
    color: #666;
    margin-bottom: 0.8rem;
}

.label-preview table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.75rem;
}

.label-preview th {
    background: #222;
    color: #fff;
    padding: 0.35rem 0.45rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.68rem;
}

.label-preview td {
    padding: 0.3rem 0.45rem;
    border-bottom: 1px solid #ddd;
}

.label-preview tr:nth-child(even) {
    background: #f5f5f5;
}

.label-preview .label-number {
    font-weight: 700;
    text-align: center;
    background: #f0b429;
    color: #111;
    min-width: 26px;
}


/* =====================
   MODÁLY
   ===================== */

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--modal-backdrop);
    backdrop-filter: blur(4px);
    z-index: 200;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
    animation: fadeIn 0.15s ease;
}

.modal {
    background: var(--bg-1);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 520px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-1);
}

.modal-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
}

.modal-body {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.4rem;
    padding: 0.8rem 1rem;
    border-top: 1px solid var(--border-1);
}


/* =====================
   TOAST NOTIFIKACE
   ===================== */

.toast-container {
    position: fixed;
    bottom: 1.2rem;
    right: 1.2rem;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.toast {
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    box-shadow: var(--shadow-md);
    animation: slideIn 0.25s ease, fadeOut 0.25s ease 2.75s forwards;
    max-width: 320px;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.toast svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.toast-success {
    background: var(--toast-success-bg);
    color: var(--toast-success-text);
    border: 1px solid var(--toast-success-border);
}

.toast-error {
    background: var(--toast-error-bg);
    color: var(--toast-error-text);
    border: 1px solid var(--toast-error-border);
}

.toast-info {
    background: var(--toast-info-bg);
    color: var(--toast-info-text);
    border: 1px solid var(--toast-info-border);
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}


/* =====================
   PRÁZDNÝ STAV
   ===================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1rem;
    color: var(--text-3);
}

.empty-state .empty-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 0.5rem;
    opacity: 0.4;
}

.empty-state .empty-icon svg {
    width: 100%;
    height: 100%;
}

.empty-state p {
    font-size: 0.85rem;
}


/* =====================
   PATIČKA
   ===================== */

.app-footer {
    text-align: center;
    padding: 1.2rem 1rem;
    font-size: 0.75rem;
    color: var(--text-3);
    border-top: 1px solid var(--border-1);
    background: var(--bg-1);
    transition: background var(--transition), border-color var(--transition);
}

.app-footer a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}

.app-footer a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.footer-sep {
    margin: 0 0.35rem;
    opacity: 0.4;
}


/* =====================
   SEZNAM ZAŘÍZENÍ V ROZVADĚČI
   ===================== */

.device-list-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.8rem;
    border-bottom: 1px solid var(--border-1);
    cursor: pointer;
    transition: background 0.12s ease;
    font-size: 0.85rem;
}

.device-list-item:last-child {
    border-bottom: none;
}

.device-list-item:hover {
    background: var(--bg-2);
}

.device-list-item .dli-num {
    width: 30px;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-3);
    flex-shrink: 0;
}

.device-list-item .dli-color {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex-shrink: 0;
}

.device-list-item .dli-label {
    flex: 1;
    color: var(--text-2);
    font-weight: 500;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.device-list-item .dli-device {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-1);
    flex-shrink: 0;
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.device-list-item .dli-action {
    font-size: 0.7rem;
    color: var(--accent);
    opacity: 0;
    transition: opacity 0.15s ease;
    flex-shrink: 0;
}

.device-list-item:hover .dli-action {
    opacity: 0.7;
}

.device-list-item.dli-overridden {
    background: var(--accent-dim);
}

.device-list-item.dli-overridden .dli-device {
    color: var(--accent);
    font-weight: 600;
}

/* Skupinové záhlaví v seznamu zařízení */
.device-list-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border-1);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-3);
}

.device-list-group .dlg-line {
    flex: 1;
    height: 1px;
    background: var(--border-1);
}

/* Prázdný stav */
.device-list-empty {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-3);
    font-size: 0.85rem;
}


/* =====================
   RESPONSIVE
   ===================== */

@media (max-width: 900px) {
    .app-sidebar {
        display: none;
    }

    .rooms-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .app-header {
        flex-wrap: wrap;
        height: auto;
        padding: 0.5rem;
        gap: 0.4rem;
    }

    .header-nav {
        order: 3;
        width: 100%;
        overflow-x: auto;
    }

    .nav-label {
        display: none;
    }

    .app-main {
        margin-top: 90px;
    }

    .app-content {
        padding: 0.7rem;
    }

    .project-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .rooms-grid {
        grid-template-columns: 1fr;
    }

    .appliances-grid {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr)) !important;
    }
}

/* Sidebar toggle (mobilní) */
.sidebar-toggle {
    display: none;
}

@media (max-width: 900px) {
    .sidebar-toggle {
        display: flex;
    }

    .app-sidebar.open {
        display: flex;
        position: fixed;
        top: var(--header-height);
        left: 0;
        bottom: 0;
        z-index: 90;
        box-shadow: var(--shadow-lg);
    }
}


/* =====================
   TISK
   ===================== */

@media print {
    body {
        background: #fff !important;
        color: #000 !important;
    }

    .app-header,
    .app-sidebar,
    .app-footer,
    .project-bar,
    .floors-tabs,
    .rooms-grid,
    .room-card-add,
    .btn,
    .modal-overlay,
    .toast-container,
    .theme-toggle,
    #tab-planning,
    #tab-schema {
        display: none !important;
    }

    .app-main {
        margin-top: 0;
    }

    .app-content {
        padding: 0;
    }

    .tab-content {
        display: block !important;
    }

    .panel {
        border: 1px solid #ccc;
        break-inside: avoid;
    }

    .label-preview {
        max-width: 100%;
        border: 2px solid #000;
    }

    .data-table th {
        background: #eee !important;
        color: #000 !important;
    }
}


/* =====================
   SCROLLBAR
   ===================== */

::-webkit-scrollbar {
    width: 7px;
    height: 7px;
}

::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-3);
}

/* =====================
   SUB-OUTLETS: SPOTŘEBIČE NA ZÁSUVKOVÝCH OKRUZÍCH
   ===================== */

/* Bublina – kontejner zásuvkového okruhu se sub-outlets */
.appliance-tile-group {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding: 0.3rem;
    border: 1.5px solid var(--border-2);
    border-radius: var(--radius-md);
    background: var(--bg-2);
    transition: all var(--transition);
    grid-column: 1 / -1;
}

.appliance-tile-group:hover {
    border-color: var(--border-3);
}

/* Zvýraznění při drag-over sub-outlet */
.appliance-tile-group.sub-drop-over,
.appliance-tile.sub-drop-over {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
    background: var(--accent-dim);
}

/* Reorder indikace – čára nad/pod elementem */
.appliance-tile.reorder-above,
.appliance-tile-group.reorder-above {
    border-top: 2px solid var(--accent);
}

.appliance-tile.reorder-below,
.appliance-tile-group.reorder-below {
    border-bottom: 2px solid var(--accent);
}

/* Hlavička skupiny (samotný okruh) – grid layout uvnitř bubliny */
.appliance-tile-group .atg-header {
    border: none;
    background: none;
    border-radius: var(--radius-sm);
}

.appliance-tile-group .atg-header:hover {
    background: var(--bg-3);
}

/* Sub-outlet dlaždice */
.sub-outlet-tile {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-xs);
    background: var(--bg-3);
    border: 1px solid var(--border-1);
    transition: all var(--transition);
    position: relative;
}

.sub-outlet-tile:hover {
    background: var(--bg-4);
    border-color: var(--border-2);
}

.sub-outlet-tile .sot-icon {
    font-size: 0.85rem;
    flex-shrink: 0;
    width: 18px;
    text-align: center;
}

.sub-outlet-tile .sot-name {
    flex: 1;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-2);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sub-outlet-tile .sot-remove {
    display: none;
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1;
    padding: 0 0.2rem;
    opacity: 0.6;
    transition: opacity var(--transition);
}

.sub-outlet-tile:hover .sot-remove {
    display: block;
}

.sub-outlet-tile .sot-remove:hover {
    opacity: 1;
}


/* =====================
   SIDEBAR: SEKCE SPOTŘEBIČŮ
   ===================== */

.sidebar-divider {
    height: 1px;
    background: var(--border-2);
    margin: 0.6rem 0.5rem;
}

.sidebar-header-sub {
    padding: 0.5rem 1rem 0.3rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--accent);
}

.sidebar-section-title-sub {
    font-size: 0.65rem;
    color: var(--text-3);
    opacity: 0.7;
}

.sidebar-item-sub {
    padding: 0.35rem 0.6rem;
    font-size: 0.78rem;
}

.sidebar-item-sub .si-icon {
    font-size: 0.85rem;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-item-sub .si-name {
    font-size: 0.75rem;
}

.sidebar-item-sub .si-info {
    font-size: 0.6rem;
    color: var(--text-3);
    opacity: 0.6;
}

/* =====================
   DIN PŘÍSLUŠENSTVÍ
   Zařízení v rozvaděči bez vlastního jističe
   ===================== */

/* Sekce DIN příslušenství v místnosti */
.din-accessories-section {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px dashed var(--border-2);
    grid-column: 1 / -1;
}

/* Tile DIN příslušenství */
.din-accessory-tile {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
    border: 1.5px solid #c8a200;
    background: rgba(200, 162, 0, 0.08);
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
}

.din-accessory-tile:hover {
    background: rgba(200, 162, 0, 0.15);
    border-color: #a88600;
}

/* Připojeno k okruhu */
.din-accessory-tile.da-connected {
    border-color: #c8a200;
}

/* Nepřiřazeno – varovný styl */
.din-accessory-tile.da-unconnected {
    border-color: var(--danger);
    background: rgba(214, 48, 49, 0.06);
}

.din-accessory-tile.da-unconnected:hover {
    background: rgba(214, 48, 49, 0.12);
}

/* Automaticky přidané (trafo) – tlumený styl */
.din-accessory-tile.da-auto {
    border-color: var(--border-2);
    background: var(--bg-2);
    cursor: default;
    opacity: 0.7;
}

/* Ikona */
.din-accessory-tile .dat-icon {
    font-size: 0.9rem;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

/* Název */
.din-accessory-tile .dat-name {
    flex: 1;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Připojení info */
.din-accessory-tile .dat-conn {
    font-size: 0.65rem;
    color: var(--text-3);
    white-space: nowrap;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.din-accessory-tile.da-unconnected .dat-conn {
    color: var(--danger);
    font-weight: 600;
}

/* Tlačítko odebrat */
.din-accessory-tile .dat-remove {
    display: none;
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1;
    padding: 0 0.2rem;
    opacity: 0.6;
    transition: opacity var(--transition);
}

.din-accessory-tile:hover .dat-remove {
    display: block;
}

.din-accessory-tile .dat-remove:hover {
    opacity: 1;
}

/* Sidebar: DIN příslušenství */
.sidebar-item-din {
    padding: 0.4rem 0.6rem;
    font-size: 0.78rem;
    border-left: 2px solid #c8a200;
}

.sidebar-item-din:hover {
    border-left-color: #a88600;
}

.sidebar-item-din .si-icon {
    font-size: 0.9rem;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-item-din .si-name {
    font-size: 0.78rem;
}

/* =====================
   SIDEBAR: COLLAPSIBLE SEKCE
   ===================== */

.sidebar-collapse {
    border-bottom: 1px solid var(--border-1);
}

.sidebar-collapse-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.8rem;
    cursor: pointer;
    user-select: none;
    transition: background var(--transition);
}

.sidebar-collapse-header:hover {
    background: var(--bg-2);
}

.sidebar-collapse-header .sch-arrow {
    font-size: 0.55rem;
    color: var(--text-3);
    transition: transform 0.2s ease;
    flex-shrink: 0;
    width: 12px;
    text-align: center;
}

.sidebar-collapse-header.open .sch-arrow {
    transform: rotate(90deg);
}

.sidebar-collapse-header .sch-title {
    flex: 1;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-2);
}

.sidebar-collapse-header .sch-count {
    font-size: 0.65rem;
    color: var(--text-3);
    background: var(--bg-3);
    padding: 0.1rem 0.4rem;
    border-radius: 8px;
    font-weight: 500;
}

.sidebar-collapse-body {
    display: none;
    padding: 0 0.5rem 0.5rem;
}

.sidebar-collapse-body.open {
    display: block;
}


/* =====================
   DIN PŘÍSLUŠENSTVÍ
   Zařízení v rozvaděči bez vlastního jističe
   ===================== */

/* Sekce DIN příslušenství v místnosti */
.din-accessories-section {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px dashed var(--border-2);
    grid-column: 1 / -1;
}

/* Tile DIN příslušenství */
.din-accessory-tile {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
    border: 1.5px solid #c8a200;
    background: rgba(200, 162, 0, 0.08);
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
}

.din-accessory-tile:hover {
    background: rgba(200, 162, 0, 0.15);
    border-color: #a88600;
}

/* Připojeno k okruhu */
.din-accessory-tile.da-connected {
    border-color: #c8a200;
}

/* Nepřiřazeno – varovný styl */
.din-accessory-tile.da-unconnected {
    border-color: var(--danger);
    background: rgba(214, 48, 49, 0.06);
}

.din-accessory-tile.da-unconnected:hover {
    background: rgba(214, 48, 49, 0.12);
}

/* Automaticky přidané (trafo) – tlumený styl */
.din-accessory-tile.da-auto {
    border-color: var(--border-2);
    background: var(--bg-2);
    cursor: default;
    opacity: 0.7;
}

/* Ikona */
.din-accessory-tile .dat-icon {
    font-size: 0.9rem;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

/* Název */
.din-accessory-tile .dat-name {
    flex: 1;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Připojení info */
.din-accessory-tile .dat-conn {
    font-size: 0.65rem;
    color: var(--text-3);
    white-space: nowrap;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.din-accessory-tile.da-unconnected .dat-conn {
    color: var(--danger);
    font-weight: 600;
}

/* Tlačítko odebrat */
.din-accessory-tile .dat-remove {
    display: none;
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1;
    padding: 0 0.2rem;
    opacity: 0.6;
    transition: opacity var(--transition);
}

.din-accessory-tile:hover .dat-remove {
    display: block;
}

.din-accessory-tile .dat-remove:hover {
    opacity: 1;
}

/* Sidebar: DIN příslušenství */
.sidebar-item-din {
    padding: 0.4rem 0.6rem;
    font-size: 0.78rem;
    border-left: 2px solid #c8a200;
}

.sidebar-item-din:hover {
    border-left-color: #a88600;
}

.sidebar-item-din .si-icon {
    font-size: 0.9rem;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-item-din .si-name {
    font-size: 0.78rem;
}