@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ======================================================
   DESIGN TOKENS
   ====================================================== */
:root {
    --bg: #eef2f7;
    --panel: rgba(255, 255, 255, 0.90);
    --panel-strong: #ffffff;
    --text: #0d1b2a;
    --muted: #64748b;
    --line: rgba(148, 163, 184, 0.28);
    --shadow: 0 2px 16px rgba(13, 27, 42, 0.07);
    --shadow-lg: 0 8px 32px rgba(13, 27, 42, 0.12);
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-soft: rgba(14, 165, 233, 0.13);
    --success: #10b981;
    --success-soft: rgba(16, 185, 129, 0.13);
    --warning: #f59e0b;
    --warning-soft: rgba(245, 158, 11, 0.15);
    --danger: #ef4444;
    --danger-soft: rgba(239, 68, 68, 0.13);
    --accent: #8b5cf6;
    --radius: 18px;
    --radius-sm: 12px;
    --font: 'Inter', system-ui, -apple-system, sans-serif;
    --dock-h: 130px;
}

body[data-theme="dark"] {
    --bg: #080e1a;
    --panel: rgba(15, 23, 42, 0.93);
    --panel-strong: #0f172a;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --line: rgba(148, 163, 184, 0.13);
    --shadow: 0 2px 16px rgba(0, 0, 0, 0.32);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.48);
    --primary: #38bdf8;
    --primary-dark: #0ea5e9;
    --primary-soft: rgba(56, 189, 248, 0.15);
    --success: #34d399;
    --success-soft: rgba(52, 211, 153, 0.15);
    --warning: #fbbf24;
    --warning-soft: rgba(251, 191, 36, 0.15);
    --danger: #f87171;
    --danger-soft: rgba(248, 113, 113, 0.15);
    --accent: #a78bfa;
}

/* ======================================================
   RESET & BASE
   ====================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background:
        radial-gradient(ellipse 80% 40% at top right, rgba(14, 165, 233, 0.1), transparent),
        radial-gradient(ellipse 60% 40% at bottom left, rgba(139, 92, 246, 0.07), transparent),
        var(--bg);
    background-attachment: fixed;
}

button { font: inherit; cursor: pointer; border: none; }
input { font: inherit; }

/* ======================================================
   APP SHELL
   ====================================================== */
.app-shell {
    min-height: 100vh;
    max-width: 480px;
    margin: 0 auto;
}

/* ======================================================
   SCREENS
   ====================================================== */
.screen {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding: 18px 16px 36px;
    gap: 14px;
}

.screen[hidden] { display: none; }

/* Main scan screen uses full-height flex layout */
#mainScreen {
    padding: 0;
    gap: 0;
    height: 100dvh;
    overflow: hidden;
}

.screen-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.screen-body--setup {
    gap: 12px;
}

/* ======================================================
   HEADER (device & setup screens)
   ====================================================== */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 4px 0 0;
}

.app-header h1 {
    margin: 4px 0 0;
    font-size: 1.55rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.header-actions, .button-row, .panel-title-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.header-actions { flex-wrap: wrap; justify-content: flex-end; }
.header-stack { display: flex; gap: 12px; align-items: flex-start; }
.app-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-width: 46px;
    min-height: 46px;
    padding: 4px;
    border-radius: 14px;
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent 10%);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.app-brand--button {
    appearance: none;
    cursor: pointer;
}

.app-brand__logo {
    display: block;
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.app-brand--compact {
    min-width: 40px;
    min-height: 40px;
    padding: 3px;
    border-radius: 12px;
}

.app-brand--compact .app-brand__logo {
    width: 32px;
    height: 32px;
}

.client-online-indicator {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 92%, transparent 8%);
    color: var(--muted);
    box-shadow: var(--shadow);
}

.client-online-indicator__icon,
.header-icon {
    display: block;
    flex-shrink: 0;
}

.client-online-indicator--online {
    color: color-mix(in srgb, var(--success) 80%, #0f172a 20%);
    background: color-mix(in srgb, var(--success-soft) 55%, var(--panel-strong) 45%);
    border-color: color-mix(in srgb, var(--success) 34%, var(--line) 66%);
}

.client-online-indicator--offline {
    color: color-mix(in srgb, var(--warning) 82%, #78350f 18%);
    background: color-mix(in srgb, var(--warning-soft) 56%, var(--panel-strong) 44%);
    border-color: color-mix(in srgb, var(--warning) 34%, var(--line) 66%);
}

body[data-theme="dark"] .client-online-indicator {
    background: color-mix(in srgb, var(--panel-strong) 82%, rgba(15, 23, 42, 0.18) 18%);
}

body[data-theme="dark"] .client-online-indicator--online {
    color: var(--success);
}

body[data-theme="dark"] .client-online-indicator--offline {
    color: var(--warning);
}

/* Main screen — compact sticky header */
.app-header-main {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: color-mix(in srgb, var(--bg) 85%, var(--panel-strong) 15%);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--line);
    position: relative;
    z-index: 15;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.header-info { min-width: 0; flex: 1; }

.header-info h1 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-right { flex-shrink: 0; }

/* ======================================================
   TYPOGRAPHY UTILITIES
   ====================================================== */
.eyebrow {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 2px;
}

.session-subtitle, .helper-text {
    color: var(--muted);
    font-size: 0.82rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ======================================================
   PANEL CARDS
   ====================================================== */
.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.panel h2 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.panel p {
    margin: 8px 0 0;
    line-height: 1.6;
    color: var(--muted);
    font-size: 0.88rem;
}

.hero-panel {
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--primary) 9%, var(--panel) 91%),
        var(--panel-strong));
    border-color: color-mix(in srgb, var(--primary) 18%, transparent 82%);
}

/* ======================================================
   VIDEO / QR SCANNER
   ====================================================== */
.video-shell {
    margin-top: 12px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: #000;
    min-height: 200px;
    position: relative;
}

.video-shell video {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.video-status {
    position: absolute;
    inset: auto 12px 12px 12px;
    padding: 8px 12px;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    font-size: 0.84rem;
    backdrop-filter: blur(8px);
}

.divider-label {
    margin: 12px 0;
    text-align: center;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.72rem;
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
}

.divider-label::before, .divider-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--line);
}

/* ======================================================
   FORMS & FIELDS
   ====================================================== */
.form-grid {
    display: grid;
    gap: 14px;
    margin-top: 12px;
}

.field--full {
    grid-column: 1 / -1;
}

.field {
    display: grid;
    gap: 6px;
}

.field span {
    font-size: 0.83rem;
    color: var(--muted);
    font-weight: 600;
}

input {
    width: 100%;
    border: 1.5px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    background: var(--panel-strong);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

textarea {
    font: inherit;
}

.booking-textarea {
    width: 100%;
    min-height: 112px;
    resize: vertical;
    border: 1.5px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    background: var(--panel-strong);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    line-height: 1.5;
}

.booking-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.booking-textarea,
.booking-textarea + .field-helper-text {
    display: none;
}

.booking-entry-row {
    display: flex;
    align-items: stretch;
    gap: 10px;
}

.booking-entry-row input {
    flex: 1 1 auto;
    min-width: 0;
}

.booking-add-button {
    flex: 0 0 auto;
    min-width: 88px;
}

.booking-id-list {
    display: grid;
    gap: 8px;
}

.booking-id-list-empty {
    padding: 14px 16px;
    border: 1px dashed var(--line);
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--panel-strong) 86%, transparent 14%);
}

.booking-id-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--panel-strong);
}

.booking-id-meta {
    flex: 1 1 auto;
    min-width: 0;
    font-weight: 700;
    word-break: break-word;
}

.booking-id-remove {
    min-height: 38px;
    padding: 8px 12px;
    font-size: 0.82rem;
}

.booking-list-helper-text {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
}

.field-helper-text {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
    line-height: 1.45;
}

/* ======================================================
   BUTTONS
   ====================================================== */
.primary-button, .ghost-button, .warning-button {
    min-height: 48px;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: transform 0.14s ease, box-shadow 0.14s ease, opacity 0.14s;
}

.primary-button:active, .ghost-button:active, .warning-button:active {
    transform: scale(0.96);
}

.primary-button {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 4px 14px color-mix(in srgb, var(--primary) 40%, transparent 60%);
}

.primary-button:disabled {
    opacity: 0.45;
    box-shadow: none;
    cursor: not-allowed;
}

.ghost-button {
    background: var(--panel);
    color: var(--text);
    border: 1.5px solid var(--line);
}

.warning-button {
    background: var(--warning-soft);
    color: var(--warning);
    border: 1.5px solid color-mix(in srgb, var(--warning) 28%, transparent 72%);
    font-weight: 700;
}

.warning-button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

/* Icon-only round button */
.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--panel);
    border: 1.5px solid var(--line);
    color: var(--text);
    flex-shrink: 0;
    padding: 0;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}

.icon-btn:active { background: var(--primary-soft); }

/* ======================================================
   STATUS CHIPS & PILLS
   ====================================================== */
.status-chip, .status-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 5px 11px;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.status-chip-idle, .status-pill {
    background: color-mix(in srgb, var(--panel-strong) 85%, var(--muted) 15%);
    color: var(--muted);
}

.status-chip-active {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

body[data-theme="dark"] .status-chip-active { color: var(--primary); }

.status-chip-completed {
    background: var(--warning-soft);
    color: var(--warning);
}

/* ======================================================
   META GRID (device info)
   ====================================================== */
.meta-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 14px;
}

.meta-card {
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 88%, transparent 12%);
}

.meta-card span {
    display: block;
    font-size: 0.76rem;
    color: var(--muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.meta-card strong {
    display: block;
    margin-top: 6px;
    font-size: 0.95rem;
    font-weight: 700;
}

/* ======================================================
   CARD LIST (sessions)
   ====================================================== */
.card-list, .stack-list, .scan-list, .accordion {
    display: grid;
    gap: 10px;
    margin-top: 12px;
}

.session-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 14px;
    background: linear-gradient(140deg,
        color-mix(in srgb, var(--panel) 75%, var(--primary-soft) 25%),
        var(--panel-strong));
    box-shadow: var(--shadow);
}

.session-card--completed {
    border-color: color-mix(in srgb, var(--success) 34%, var(--line) 66%);
    background: linear-gradient(150deg,
        color-mix(in srgb, var(--success-soft) 52%, var(--panel) 48%),
        color-mix(in srgb, var(--panel-strong) 76%, var(--success-soft) 24%));
}

.session-card--completed .mini-stat {
    border-color: color-mix(in srgb, var(--success) 22%, var(--line) 78%);
    background: color-mix(in srgb, var(--panel-strong) 74%, var(--success-soft) 26%);
}

.segmented-control {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    margin-top: 12px;
}

.segmented-control--setup {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 0;
}

.setup-tab-stack {
    display: grid;
}

.setup-tab-panel {
    display: none;
    gap: 14px;
}

.setup-tab-panel.is-active {
    display: grid;
}

.segmented-control__btn {
    min-height: 38px;
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 92%, var(--muted) 8%);
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 700;
}

.segmented-control__btn.is-active {
    border-color: color-mix(in srgb, var(--primary) 28%, transparent 72%);
    background: color-mix(in srgb, var(--primary) 16%, var(--panel-strong) 84%);
    color: var(--primary-dark);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
}

body[data-theme="dark"] .segmented-control__btn.is-active {
    color: var(--primary);
}

.session-card__top, .session-card__stats, .session-card__actions,
.scan-row, .po-row, .accordion-button {
    display: flex;
    gap: 10px;
    align-items: center;
}

.session-card__top, .session-card__actions, .po-row {
    justify-content: space-between;
}

.session-card__actions {
    flex-wrap: wrap;
}

.session-card__title {
    margin: 10px 0 4px;
    font-size: 1.05rem;
    font-weight: 700;
}

.session-card__subtitle {
    color: var(--muted);
    font-size: 0.86rem;
    margin-bottom: 2px;
}

.session-card__stats { flex-wrap: wrap; margin: 12px 0; }

.session-card__stats--dual {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
}

.mini-stat {
    flex: 1;
    min-width: 90px;
    padding: 9px 11px;
    border-radius: 10px;
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent 10%);
    border: 1px solid var(--line);
}

.mini-stat span {
    display: block;
    font-size: 0.74rem;
    color: var(--muted);
    font-weight: 600;
}

.mini-stat strong {
    display: block;
    margin-top: 4px;
    font-size: 1rem;
    font-weight: 700;
}

.history-footer {
    display: flex;
    justify-content: center;
    margin-top: 12px;
}

.history-footer .ghost-button {
    min-width: 128px;
}

/* ======================================================
   COUNTER STRIP (main scan screen)
   ====================================================== */
.counter-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 10px 14px;
    background: color-mix(in srgb, var(--bg) 80%, var(--panel-strong) 20%);
    border-bottom: 1px solid var(--line);
    flex-shrink: 0;
}

.counter-card {
    border-radius: 14px;
    padding: 12px 10px;
    color: #fff;
    text-align: center;
}

.counter-card span {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    opacity: 0.88;
    letter-spacing: 0.02em;
}

.counter-card strong {
    display: block;
    margin-top: 6px;
    font-size: 1.65rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1;
}

.counter-card-primary  { background: linear-gradient(135deg, #0ea5e9, #2563eb); }
.counter-card-success  { background: linear-gradient(135deg, #10b981, #059669); }
.counter-card-warning  { background: linear-gradient(135deg, #f97316, #d97706); }

/* ======================================================
   TAB BAR
   ====================================================== */
.tab-bar {
    display: flex;
    gap: 4px;
    padding: 8px 14px;
    border-bottom: 1px solid var(--line);
    background: var(--panel);
    flex-shrink: 0;
}

.tab-btn {
    flex: 1;
    padding: 9px 6px;
    border-radius: 10px;
    background: transparent;
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: background 0.18s, color 0.18s;
    min-height: 40px;
}

.tab-btn.is-active {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

body[data-theme="dark"] .tab-btn.is-active { color: var(--primary); }

.tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: currentColor;
    color: var(--panel-strong);
    border-radius: 999px;
    font-size: 0.65rem;
    font-weight: 800;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    opacity: 0.9;
}

/* Tab content area — scrollable */
.tab-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--panel) 82%, transparent 18%),
            color-mix(in srgb, var(--panel-strong) 96%, transparent 4%));
}

body[data-theme="dark"] .tab-content {
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--panel) 90%, rgba(2, 6, 23, 0.1) 10%),
            color-mix(in srgb, var(--panel-strong) 94%, rgba(15, 23, 42, 0.06) 6%));
}

.tab-panel {
    display: none;
    padding: 12px 14px;
}

.tab-panel.is-active { display: block; }

/* ======================================================
   SCAN DOCK (sticky bottom)
   ====================================================== */
.scan-dock {
    flex-shrink: 0;
    position: relative;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
    background: color-mix(in srgb, var(--bg) 88%, var(--panel-strong) 12%);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 8px;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
}

.scan-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    align-items: center;
}

/* Large, prominent RFID input */
#rfidInput {
    font-size: 1rem;
    font-weight: 600;
    padding: 15px 16px;
    border-radius: var(--radius-sm);
    border-width: 2px;
    min-height: 52px;
}

#rfidInput:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-soft);
}

#rfidInput:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

/* Submit scan button */
.scan-submit-btn {
    min-height: 52px;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: 0 4px 12px color-mix(in srgb, var(--primary) 38%, transparent 62%);
    white-space: nowrap;
    transition: transform 0.12s, box-shadow 0.12s;
}

.scan-submit-btn:active { transform: scale(0.95); }

.dock-actions {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px;
    align-items: center;
}

.dock-complete-btn {
    width: 100%;
    font-size: 0.88rem;
    font-weight: 700;
    min-height: 44px;
}

/* ======================================================
   PO ROWS
   ====================================================== */
.po-row, .scan-row, .accordion-panel {
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 11px 13px;
    background: color-mix(in srgb, var(--panel-strong) 88%, transparent 12%);
}

.po-row strong, .scan-row strong { font-size: 0.95rem; font-weight: 700; }
.po-row span, .scan-row small { color: var(--muted); font-size: 0.82rem; }

/* ======================================================
   ACCORDION
   ====================================================== */
.accordion-panel {
    padding: 0;
    overflow: hidden;
}

.accordion-button {
    width: 100%;
    justify-content: space-between;
    padding: 13px 14px;
    background: transparent;
    color: var(--text);
    min-height: 52px;
}

.accordion-button__left {
    display: grid;
    gap: 3px;
    text-align: left;
}

.accordion-button__meta { color: var(--muted); font-size: 0.8rem; }

.accordion-content {
    display: none;
    padding: 0 14px 14px;
}

.accordion-panel.is-open .accordion-content {
    display: grid;
    gap: 10px;
}

.market-block {
    border-top: 1px dashed var(--line);
    padding-top: 10px;
}

.market-block:first-child { border-top: none; padding-top: 2px; }

.market-title {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    font-weight: 700;
    font-size: 0.88rem;
}

.variant-list { display: grid; gap: 7px; margin-top: 8px; }

.variant-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--muted);
    font-size: 0.86rem;
}

/* ======================================================
   SCAN LIST
   ====================================================== */
.scan-row { justify-content: space-between; align-items: flex-start; }
.scan-row__meta { display: grid; gap: 3px; }
.scan-row__codes { color: var(--muted); font-size: 0.8rem; }

/* Flash when new scan recorded */
@keyframes scan-flash {
    0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--success) 60%, transparent 40%); }
    50%  { box-shadow: 0 0 0 8px color-mix(in srgb, var(--success) 15%, transparent 85%); }
    100% { box-shadow: 0 0 0 0 transparent; }
}

.scan-row.new-scan {
    animation: scan-flash 0.6s ease-out;
    border-color: color-mix(in srgb, var(--success) 40%, var(--line) 60%);
}

/* ======================================================
   TOAST
   ====================================================== */
.toast {
    position: fixed;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 999;
    width: calc(100% - 28px);
    max-width: 480px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    background: rgba(15, 23, 42, 0.93);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(12px);
    line-height: 1.4;
}

.toast.toast-error { background: rgba(127, 29, 29, 0.95); }

/* ======================================================
   EMPTY STATE
   ====================================================== */
.empty-state {
    color: var(--muted);
    font-size: 0.88rem;
    padding: 20px 0;
    text-align: center;
}

/* ======================================================
   SCAN BANNER (status row inside main screen header area)
   ====================================================== */
.scan-banner {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

/* ======================================================
   LEGACY COMPAT (counter-grid, content-grid)
   ====================================================== */
.counter-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.content-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }

/* ======================================================
   RESPONSIVE — portrait phones ≤ 400px
   ====================================================== */
@media (max-width: 400px) {
    .counter-card strong { font-size: 1.4rem; }
    .tab-btn { font-size: 0.76rem; padding: 8px 4px; }
    .app-header h1 { font-size: 1.35rem; }
    .scan-submit-btn { padding: 12px 12px; font-size: 0.84rem; }
}

/* ======================================================
   RFID SCAN UX OVERRIDES
   ====================================================== */
.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.header-theme-btn {
    width: 36px;
    height: 36px;
    font-size: 0.92rem;
}

#mainScreen .app-header-main {
    padding: 10px 12px;
    gap: 8px;
}

#mainScreen .counter-strip {
    gap: 6px;
    padding: 8px 12px;
}

#mainScreen .counter-card {
    border-radius: 12px;
    padding: 10px 8px;
}

#mainScreen .counter-card strong {
    margin-top: 5px;
    font-size: 1.42rem;
}

#mainScreen .tab-bar {
    gap: 3px;
    padding: 6px 10px;
}

#mainScreen .tab-btn {
    min-height: 38px;
    padding: 8px 4px;
    font-size: 0.78rem;
}

.tab-badge {
    background: color-mix(in srgb, var(--panel-strong) 86%, var(--muted) 14%);
    color: var(--text);
    border: 1px solid color-mix(in srgb, var(--line) 65%, transparent 35%);
    min-width: 20px;
    height: 18px;
    padding: 0 6px;
    opacity: 1;
}

.tab-btn.is-active .tab-badge {
    background: color-mix(in srgb, var(--primary) 16%, var(--panel-strong) 84%);
    color: var(--primary-dark);
    border-color: color-mix(in srgb, var(--primary) 32%, transparent 68%);
}

body[data-theme="dark"] .tab-btn.is-active .tab-badge {
    color: var(--primary);
    background: color-mix(in srgb, var(--primary) 20%, var(--panel-strong) 80%);
}

#mainScreen .tab-panel {
    padding: 0px 8px;
}

#mainScreen .stack-list {
    gap: 1px;
    margin-top: 8px;
}

.scan-form-hidden {
    position: fixed;
    inset: 0;
    width: auto;
    height: auto;
    padding: 0;
    margin: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
    border: 0;
}

.scan-form-capture {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    align-items: center;
}

@keyframes rfid-active-pulse {
    0% {
        border-color: var(--success);
        box-shadow: 0 0 0 0px color-mix(in srgb, var(--success) 35%, transparent 65%);
    }
    50% {
        border-color: color-mix(in srgb, var(--success) 80%, #fff 20%);
        box-shadow: 0 0 0 6px color-mix(in srgb, var(--success) 15%, transparent 85%);
    }
    100% {
        border-color: var(--success);
        box-shadow: 0 0 0 0px color-mix(in srgb, var(--success) 0%, transparent 100%);
    }
}

.scan-form-capture #rfidInput {
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
    border: 1.5px dashed color-mix(in srgb, var(--primary) 26%, var(--line) 74%);
    border-radius: 12px;
    background: color-mix(in srgb, var(--panel-strong) 88%, var(--primary-soft) 12%);
    color: var(--text);
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    caret-color: var(--primary);
    transition: all 0.25s ease;
}

.scan-form-capture #rfidInput::placeholder {
    color: var(--muted);
    opacity: 0.8;
}

.scan-form-capture #rfidInput:focus {
    border-color: var(--primary);
    background: var(--panel-strong);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.scan-form-capture #rfidInput:not(:disabled) {
    border: 1.5px solid color-mix(in srgb, var(--success) 72%, var(--line) 28%) !important;
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--panel-strong) 90%, var(--success-soft) 10%),
        color-mix(in srgb, var(--panel) 84%, var(--success-soft) 16%)) !important;
    color: color-mix(in srgb, var(--text) 82%, var(--success) 18%) !important;
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--success-soft) 52%, transparent 48%), 0 12px 22px rgba(15, 23, 42, 0.08) !important;
    animation: rfid-active-pulse 2s infinite ease-in-out;
}

body[data-theme="dark"] .scan-form-capture #rfidInput:not(:disabled) {
    color: color-mix(in srgb, #d1fae5 82%, var(--text) 18%) !important;
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--panel-strong) 88%, var(--success-soft) 12%),
        color-mix(in srgb, var(--panel) 82%, var(--success-soft) 18%)) !important;
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--success) 28%, transparent 72%), 0 14px 26px rgba(0, 0, 0, 0.24) !important;
}

.scan-form-capture #rfidInput:disabled {
    border: 1.5px solid var(--warning) !important;
    background: color-mix(in srgb, var(--warning-soft) 24%, var(--panel-strong) 76%) !important;
    color: color-mix(in srgb, var(--warning) 70%, var(--text) 30%) !important;
    opacity: 0.95 !important;
}

body[data-theme="dark"] .scan-form-capture #rfidInput:disabled {
    color: #fde047 !important;
    background: color-mix(in srgb, var(--warning-soft) 15%, var(--panel-strong) 85%) !important;
}

.scan-form-hidden #rfidInput {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    min-height: 100%;
    padding: 0;
    border: 0;
    margin: 0;
    opacity: 0.01;
    background: transparent;
    color: transparent;
    caret-color: transparent;
    box-shadow: none;
    font-size: 16px;
    appearance: none;
    pointer-events: none;
}

.scan-form-hidden #rfidInput:focus {
    border: 0;
    outline: none;
    box-shadow: none;
}

#mainScreen .scan-dock {
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom, 0px));
    gap: 8px;
}

.scan-action-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    position: relative;
    z-index: 1;
}

.scan-action-btn {
    width: 100%;
    min-height: 46px;
    padding: 10px 6px;
    font-size: 0.8rem;
    white-space: nowrap;
    border-radius: var(--radius-sm);
    font-weight: 700;
    transition: all 0.2s ease;
}

.scan-mode-toggle-btn.scan-action-btn {
    width: auto;
    min-width: 120px;
    padding-inline: 14px;
}

.scan-mode-toggle-btn--idle.scan-action-btn {
    background: linear-gradient(135deg, var(--success), color-mix(in srgb, var(--success) 80%, #000 20%)) !important;
    color: #fff !important;
    border: none !important;
    box-shadow: 0 3px 10px color-mix(in srgb, var(--success) 30%, transparent 70%) !important;
}

.scan-mode-toggle-btn--active.scan-action-btn {
    background: linear-gradient(135deg, var(--warning), color-mix(in srgb, var(--warning) 80%, #000 20%)) !important;
    color: #fff !important;
    border: none !important;
    box-shadow: 0 3px 10px color-mix(in srgb, var(--warning) 30%, transparent 70%) !important;
}

#scanModeToggleButton.scan-action-btn:disabled {
    background: color-mix(in srgb, var(--panel-strong) 92%, var(--muted) 8%) !important;
    color: var(--muted) !important;
    opacity: 0.45 !important;
    box-shadow: none !important;
}

.scan-home-btn.scan-action-btn {
    background: color-mix(in srgb, var(--panel-strong) 92%, var(--muted) 8%) !important;
    color: var(--text) !important;
    border: 1px solid color-mix(in srgb, var(--line) 78%, transparent 22%) !important;
    box-shadow: none !important;
}

#refreshCurrentSessionButton.scan-action-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
    color: #fff !important;
    border: none !important;
    box-shadow: 0 3px 10px color-mix(in srgb, var(--primary) 30%, transparent 70%) !important;
}

#refreshCurrentSessionButton.scan-action-btn.scan-refresh-btn--loading {
    cursor: progress;
    filter: saturate(0.92);
}

#completeSessionButton.scan-action-btn {
    background: linear-gradient(135deg, var(--danger), color-mix(in srgb, var(--danger) 80%, #000 20%)) !important;
    color: #fff !important;
    border: none !important;
    box-shadow: 0 3px 10px color-mix(in srgb, var(--danger) 30%, transparent 70%) !important;
}

#refreshCurrentSessionButton.scan-action-btn:disabled,
#completeSessionButton.scan-action-btn:disabled {
    background: color-mix(in srgb, var(--panel-strong) 92%, var(--muted) 8%) !important;
    color: var(--muted) !important;
    opacity: 0.45 !important;
    box-shadow: none !important;
}

#mainScreen .po-row,
#mainScreen .scan-row,
#mainScreen .accordion-panel {
    padding: 10px 11px;
}

.item-summary-card,
.po-summary-card,
.box-row,
.sync-status-card,
.sync-event-card {
    align-items: flex-start;
}

.item-summary-meta {
    flex: 1;
    min-width: 0;
    display: grid;
    gap: 4px;
}

.item-summary-actions {
    display: grid;
    gap: 6px;
    justify-items: end;
    min-width: 88px;
}

.item-detail-button {
    min-height: 36px;
    padding: 8px 10px;
    font-size: 0.8rem;
}

.box-tab-toolbar {
    display: grid;
    gap: 4px;
    margin-top: 0;
}

.box-search-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px;
    align-items: stretch;
}

.segmented-control--box {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 0;
    gap: 0;
    border: 1px solid color-mix(in srgb, var(--line) 82%, transparent 18%);
    border-radius: 12px;
    overflow: hidden;
    background: color-mix(in srgb, var(--panel-strong) 94%, var(--muted) 6%);
}

.segmented-control--box .segmented-control__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-height: 34px;
    padding: 5px 6px;
    border: 0;
    border-right: 1px solid color-mix(in srgb, var(--line) 78%, transparent 22%);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    font-size: 0.78rem;
}

.segmented-control--box .segmented-control__btn:last-child {
    border-right: 0;
}

.segmented-control--box .segmented-control__btn.is-active {
    background: color-mix(in srgb, var(--primary) 14%, var(--panel-strong) 86%);
    box-shadow: none;
}

body[data-theme="dark"] .segmented-control--box .segmented-control__btn.is-active {
    background: color-mix(in srgb, var(--primary) 18%, var(--panel-strong) 82%);
}

.segmented-control--box .tab-badge {
    min-width: 18px;
    height: 16px;
    padding: 0 5px;
    font-size: 0.62rem;
}

.box-search-input {
    width: 100%;
    min-height: 36px;
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 92%, var(--muted) 8%);
    color: var(--text);
    font-size: 0.84rem;
    font-weight: 600;
}

.box-search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
    background: var(--panel-strong);
}

.box-search-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.box-clear-filters-button {
    min-height: 36px;
    padding: 8px 12px;
    white-space: nowrap;
}

.box-row-status {
    display: grid;
    gap: 4px;
    justify-items: end;
    text-align: right;
}

.box-row {
    justify-content: space-between;
    gap: 12px;
}

.box-row-main {
    display: grid;
    gap: 4px;
    min-width: 0;
    flex: 1;
}

.box-row-meta {
    min-height: 1em;
}

.box-row-alert {
    color: color-mix(in srgb, var(--danger) 76%, var(--text) 24%);
    font-weight: 700;
}

.box-row-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-shrink: 0;
}

.box-row--pending {
    border-color: color-mix(in srgb, var(--warning) 24%, var(--line) 76%);
}

.box-row--completed {
    border-color: color-mix(in srgb, var(--success) 38%, var(--line) 62%);
    background: color-mix(in srgb, var(--success-soft) 42%, var(--panel-strong) 58%);
}

.box-row--completed strong {
    color: color-mix(in srgb, var(--success) 72%, var(--text) 28%);
}

.box-row--missing-metal {
    border-color: color-mix(in srgb, var(--danger) 44%, var(--line) 56%);
    background: color-mix(in srgb, var(--danger-soft) 28%, var(--panel-strong) 72%);
}

.box-row--missing-metal strong {
    color: color-mix(in srgb, var(--danger) 72%, var(--text) 28%);
}

.box-row--placeholder {
    border-style: dashed;
    border-color: color-mix(in srgb, var(--warning) 42%, var(--line) 58%);
    background: color-mix(in srgb, var(--warning-soft) 22%, var(--panel-strong) 78%);
}

.box-row--placeholder strong {
    color: color-mix(in srgb, var(--warning) 76%, var(--text) 24%);
}

.plan-notice-card {
    border-style: dashed;
    border-color: color-mix(in srgb, var(--warning) 26%, var(--line) 74%);
    background: color-mix(in srgb, var(--warning-soft) 24%, var(--panel-strong) 76%);
}

.plan-warning-card {
    border-style: dashed;
    border-color: color-mix(in srgb, var(--warning) 42%, var(--line) 58%);
    background: color-mix(in srgb, var(--warning-soft) 28%, var(--panel-strong) 72%);
}

.modal-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.detail-card {
    display: grid;
    gap: 6px;
    padding: 11px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent 10%);
}

.detail-card--full {
    grid-column: 1 / -1;
}

.detail-card span {
    font-size: 0.76rem;
    color: var(--muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.detail-card strong {
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.45;
    overflow-wrap: anywhere;
}

.sync-section {
    display: grid;
    gap: 1px;
}

.sync-section__title {
    font-size: 0.76rem;
    font-weight: 800;
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sync-event-card__meta {
    display: grid;
    justify-items: end;
    gap: 3px;
    min-width: 74px;
    color: var(--muted);
    font-size: 0.74rem;
    text-align: right;
}

.sync-event-card--info {
    border-color: color-mix(in srgb, var(--primary) 20%, var(--line) 80%);
}

.sync-event-card--warning {
    border-color: color-mix(in srgb, var(--warning) 30%, var(--line) 70%);
    background: color-mix(in srgb, var(--warning-soft) 28%, var(--panel-strong) 72%);
}

.sync-event-card--error {
    border-color: color-mix(in srgb, var(--danger) 34%, var(--line) 66%);
    background: color-mix(in srgb, var(--danger-soft) 28%, var(--panel-strong) 72%);
}

.sync-empty-state {
    padding: 14px 0;
    margin: 0;
}

.device-info-modal-body {
    display: grid;
    gap: 14px;
}

.device-info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.device-info-card {
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel) 82%, var(--panel-strong) 18%);
    display: grid;
    gap: 6px;
}

.device-info-card--full {
    grid-column: 1 / -1;
}

.device-info-card span {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.device-info-card strong {
    font-size: 0.94rem;
    font-weight: 700;
    line-height: 1.45;
    word-break: break-word;
}

.device-info-hint {
    margin: 0;
    line-height: 1.5;
}

.device-info-actions {
    display: grid;
    gap: 10px;
}

.device-cache-button {
    min-height: 48px;
    border-color: color-mix(in srgb, var(--danger) 28%, transparent 72%);
    background: color-mix(in srgb, var(--danger-soft) 22%, var(--panel-strong) 78%);
    color: color-mix(in srgb, var(--danger) 82%, var(--text) 18%);
    font-weight: 700;
}

.device-cache-button--secondary {
    border-color: var(--line);
    background: var(--panel);
    color: var(--text);
}

.device-cache-button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.modal-open {
    overflow: hidden;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1200;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 12px;
    align-items: flex-end;
    justify-content: center;
}

.modal-overlay:not([hidden]) {
    display: flex;
}

.modal-sheet {
    width: min(100%, 480px);
    max-height: min(92vh, 860px);
    max-height: min(92dvh, 860px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--panel-strong);
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    padding: 14px 14px 10px;
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel) 85%, var(--panel-strong) 15%);
}

.modal-header h2 {
    margin: 4px 0 0;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.modal-body {
    min-height: 0;
    padding: 12px 14px 16px;
    overflow-y: auto;
    overscroll-behavior: contain;
    display: grid;
    gap: 10px;
}

.modal-summary-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.modal-market-list {
    display: grid;
    gap: 8px;
}

.modal-market-card {
    display: grid;
    gap: 8px;
    padding: 11px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent 10%);
}

.modal-market-card .market-title {
    align-items: flex-start;
    min-width: 0;
}

.modal-market-card .market-title span {
    min-width: 0;
    overflow-wrap: anywhere;
}

.modal-market-card .market-title span:last-child {
    flex: 0 0 auto;
    text-align: right;
}

.modal-variant-item {
    display: grid;
    gap: 6px;
    padding: 9px 10px;
    border-radius: calc(var(--radius-sm) - 2px);
    border: 1px solid color-mix(in srgb, var(--line) 82%, transparent 18%);
    background: color-mix(in srgb, var(--panel-strong) 94%, transparent 6%);
}

.modal-variant-item__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
}

.modal-variant-item__label {
    color: var(--muted);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.modal-variant-item__progress {
    flex: 0 0 auto;
    text-align: right;
    color: var(--text);
}

.modal-variant-item__field {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 8px;
    align-items: flex-start;
}

.modal-variant-item__field span {
    color: var(--muted);
    font-size: 0.8rem;
}

.modal-variant-item__field strong {
    min-width: 0;
    overflow-wrap: anywhere;
    color: var(--text);
}

.modal-variant-item__meta {
    padding-top: 2px;
}

@media (max-height: 640px) {
    .modal-overlay {
        align-items: stretch;
        padding: 6px;
    }

    .modal-sheet {
        max-height: calc(100dvh - 12px);
        border-radius: 16px;
    }

    .modal-header {
        padding: 10px 12px 8px;
    }

    .modal-body {
        padding: 10px 12px 12px;
        gap: 8px;
    }

    .modal-market-card {
        gap: 6px;
        padding: 9px 10px;
    }

    .variant-list {
        gap: 5px;
        margin-top: 4px;
    }

    .modal-variant-item {
        padding: 8px 9px;
    }

    .modal-variant-item__top {
        flex-direction: column;
        gap: 3px;
    }

    .modal-variant-item__progress {
        text-align: left;
    }

    .modal-variant-item__field {
        grid-template-columns: 38px minmax(0, 1fr);
        gap: 6px;
    }

    .modal-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 400px) {
    #mainScreen .app-header-main {
        padding: 6px 10px;
    }

    .header-actions {
        gap: 8px;
    }

    .client-online-indicator,
    .icon-btn,
    .header-theme-btn {
        width: 36px;
        height: 36px;
        min-width: 36px;
    }

    #mainScreen .counter-strip {
        padding: 6px 8px;
        gap: 4px;
    }

    #mainScreen .counter-card {
        padding: 6px 4px;
        border-radius: 8px;
    }

    #mainScreen .counter-card strong {
        font-size: 1.15rem;
    }

    #mainScreen .counter-card span {
        font-size: 0.64rem;
    }

    #mainScreen .tab-bar {
        padding: 4px 6px;
        gap: 2px;
    }

    #mainScreen .tab-btn {
        font-size: 0.72rem;
        min-height: 32px;
        padding: 6px 2px;
    }

    .tab-badge {
        font-size: 0.6rem;
        min-width: 16px;
        height: 16px;
        padding: 0 4px;
    }

    #mainScreen .tab-panel {
        padding: 4px 6px;
    }

    .stack-list {
        gap: 4px !important;
        margin-top: 6px !important;
    }

    #mainScreen .po-row,
    #mainScreen .scan-row,
    #mainScreen .accordion-panel {
        padding: 6px 8px !important;
        border-radius: 8px !important;
    }

    .accordion-button {
        min-height: 40px !important;
        padding: 8px 10px !important;
    }

    .accordion-button__meta {
        font-size: 0.74rem;
    }

    .mini-stat {
        padding: 5px 6px !important;
        min-width: 76px !important;
        border-radius: 8px !important;
    }

    .mini-stat strong {
        font-size: 0.88rem !important;
        margin-top: 2px !important;
    }

    .mini-stat span {
        font-size: 0.65rem !important;
    }

    .scan-action-btn {
        min-height: 42px;
        padding: 8px 2px;
        font-size: 0.74rem;
    }

    .scan-action-row {
        gap: 4px;
    }

    .scan-mode-toggle-btn.scan-action-btn {
        min-width: 108px;
        padding-inline: 10px;
    }

    .scan-form-capture #rfidInput {
        min-height: 38px;
        padding: 8px 10px;
        font-size: 0.74rem;
        border-radius: 8px;
    }

    .modal-overlay {
        padding: 0;
    }

    .modal-sheet {
        width: 100%;
        max-height: 100dvh;
        border-radius: 18px 18px 0 0;
    }

    .box-row-actions {
        gap: 8px;
    }

    .device-info-grid {
        grid-template-columns: 1fr;
    }

    /* Ẩn logo header chính trên màn hình nhỏ để dành chỗ cho text */
    .app-brand--compact {
        display: none !important;
    }
}

@media (max-width: 360px) {
    #mainScreen .counter-card strong {
        font-size: 1.02rem;
    }

    .scan-action-btn {
        font-size: 0.68rem;
        padding: 8px 2px;
    }

    .scan-action-row {
        gap: 3px;
    }

    .scan-mode-toggle-btn.scan-action-btn {
        min-width: 96px;
        padding-inline: 8px;
    }

    .scan-form-capture #rfidInput {
        min-height: 36px;
        font-size: 0.7rem;
    }

    .item-detail-button {
        min-height: 32px;
        padding: 6px 8px;
        font-size: 0.72rem;
    }

    .app-brand {
        min-width: 40px;
        min-height: 40px;
    }

    .app-brand__logo {
        width: 32px;
        height: 32px;
    }
}

/* ======================================================
   FIX: Ngăn text tràn ngang trong tab PO / Mã hàng / Thùng
   ====================================================== */

/* Toàn bộ .po-row phải là flex container không để con tràn ra */
.po-row {
    overflow: hidden;
    min-width: 0;
}

/* Text trong cột meta của PO & item: cho phép xuống dòng */
.item-summary-meta strong,
.item-summary-meta .helper-text {
    overflow-wrap: break-word;
    word-break: break-word;
    min-width: 0;
    max-width: 100%;
}

/* Cột actions tab Mã hàng: không nên stretch quá, cho phép co theo nội dung */
.item-summary-actions {
    flex-shrink: 0;
    min-width: 0;
    max-width: 50%;
}

/* Button trong actions: không vượt quá container */
.item-summary-actions .item-detail-button {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

/* Tab Thùng: text số thùng / meta không tràn */
.box-row-main strong,
.box-row-main .helper-text {
    overflow-wrap: break-word;
    word-break: break-word;
}

/* helper-text trong tất cả row chính: luôn cho phép wrap */
.po-row .helper-text,
.scan-row .helper-text {
    overflow-wrap: break-word;
    word-break: break-word;
    white-space: normal;
}