/* ============================================================
   Invoice Magic — iOS-Native Design System
   ============================================================
   Mirrors Apple HIG: system typography scale, semantic colors,
   grouped list styling, navigation bar, tab bar, and Forms.
   ============================================================ */

/* ── CSS Custom Properties ── */
:root {
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
    --font-large-title: 700 34px/41px var(--font-family);
    --font-title1: 700 28px/34px var(--font-family);
    --font-title2: 700 22px/28px var(--font-family);
    --font-title3: 600 20px/25px var(--font-family);
    --font-headline: 600 17px/22px var(--font-family);
    --font-body: 400 17px/22px var(--font-family);
    --font-callout: 400 16px/21px var(--font-family);
    --font-subhead: 400 15px/20px var(--font-family);
    --font-footnote: 400 13px/18px var(--font-family);
    --font-caption1: 400 12px/16px var(--font-family);
    --font-caption2: 400 11px/13px var(--font-family);

    /* Light Mode Colors (iOS Semantic) */
    --color-bg: #f2f2f7;
    --color-bg-elevated: #ffffff;
    --color-bg-grouped: #f2f2f7;
    --color-bg-grouped-secondary: #ffffff;
    --color-label: #000000;
    --color-label-secondary: #3c3c4399;
    --color-label-tertiary: #3c3c434d;
    --color-label-quaternary: #3c3c432e;
    --color-separator: #3c3c4336;
    --color-separator-opaque: #c6c6c8;
    --color-fill: #78788033;
    --color-fill-secondary: #78788029;
    --color-fill-tertiary: #7676801f;
    --color-fill-quaternary: #74748014;

    /* System Colors */
    --color-blue: #007aff;
    --color-green: #34c759;
    --color-red: #ff3b30;
    --color-orange: #ff9500;
    --color-yellow: #ffcc00;
    --color-purple: #af52de;
    --color-teal: #5ac8fa;
    --color-indigo: #5856d6;

    /* Layout */
    --nav-height: 54px;
    --tab-height: 83px;
    --safe-top: env(safe-area-inset-top, 0px);
    --safe-bottom: env(safe-area-inset-bottom, 0px);
    --content-padding: 16px;
    --section-spacing: 35px;
    --cell-min-height: 44px;
    --border-radius: 10px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-medium: 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-spring: 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ── Dark Mode (System) ── */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --color-bg: #000000;
        --color-bg-elevated: #1c1c1e;
        --color-bg-grouped: #000000;
        --color-bg-grouped-secondary: #1c1c1e;
        --color-label: #ffffff;
        --color-label-secondary: #ebebf599;
        --color-label-tertiary: #ebebf54d;
        --color-label-quaternary: #ebebf52e;
        --color-separator: #54545899;
        --color-separator-opaque: #38383a;
        --color-fill: #7878805c;
        --color-fill-secondary: #78788052;
        --color-fill-tertiary: #7676803d;
        --color-fill-quaternary: #74748029;

        --color-blue: #0a84ff;
        --color-green: #30d158;
        --color-red: #ff453a;
        --color-orange: #ff9f0a;
        --color-yellow: #ffd60a;
        --color-purple: #bf5af2;
        --color-teal: #64d2ff;
        --color-indigo: #5e5ce6;
    }
}

/* ── Dark Mode (Manual via data-theme) ── */
:root[data-theme="dark"] {
    --color-bg: #000000;
    --color-bg-elevated: #1c1c1e;
    --color-bg-grouped: #000000;
    --color-bg-grouped-secondary: #1c1c1e;
    --color-label: #ffffff;
    --color-label-secondary: #ebebf599;
    --color-label-tertiary: #ebebf54d;
    --color-label-quaternary: #ebebf52e;
    --color-separator: #54545899;
    --color-separator-opaque: #38383a;
    --color-fill: #7878805c;
    --color-fill-secondary: #78788052;
    --color-fill-tertiary: #7676803d;
    --color-fill-quaternary: #74748029;

    --color-blue: #0a84ff;
    --color-green: #30d158;
    --color-red: #ff453a;
    --color-orange: #ff9f0a;
    --color-yellow: #ffd60a;
    --color-purple: #bf5af2;
    --color-teal: #64d2ff;
    --color-indigo: #5e5ce6;
}

/* ── Reset & Base ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    height: 100%;
    overflow: hidden;
}

body {
    font: var(--font-body);
    color: var(--color-label);
    background: var(--color-bg);
    height: 100%;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: 100%;
}

input, textarea, select, button {
    font: inherit;
    color: inherit;
}

/* ── App Shell ── */
#app {
    display: flex;
    flex-direction: column;
    height: 100%;
    max-width: 768px;
    margin: 0 auto;
    position: relative;
}

@media (min-width: 769px) {
    #app {
        border-left: 1px solid var(--color-separator);
        border-right: 1px solid var(--color-separator);
    }
}

/* ── Navigation Bar ── */
.nav-bar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-bg);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 0.5px solid var(--color-separator);
    padding-top: var(--safe-top);
    flex-shrink: 0;
}

.nav-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--nav-height);
    padding: 0 var(--content-padding);
    position: relative;
}

.nav-title {
    font: var(--font-headline);
    text-align: center;
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-title.large-title {
    font: var(--font-large-title);
    text-align: left;
}

.nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-blue);
    font: var(--font-body);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 4px;
    position: absolute;
    z-index: 2;
    transition: opacity var(--transition-fast);
    white-space: nowrap;
}

.nav-btn:active {
    opacity: 0.5;
}

.nav-back {
    left: var(--content-padding);
}

.nav-back svg {
    flex-shrink: 0;
}

.nav-actions-group {
    position: absolute;
    right: var(--content-padding);
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 2;
}

.nav-actions-group .nav-btn {
    position: static;
}

.nav-action-secondary {
    color: var(--color-blue);
    opacity: 0.8;
}

.nav-action-secondary svg {
    width: 18px;
    height: 18px;
}

/* ── Main Content ── */
.main-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    background: var(--color-bg-grouped);
}

/* ── Tab Bar ── */
.tab-bar {
    display: flex;
    justify-content: space-around;
    align-items: flex-start;
    padding: 6px 0 0;
    padding-bottom: max(var(--safe-bottom), 8px);
    background: var(--color-bg-elevated);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-top: 0.5px solid var(--color-separator);
    flex-shrink: 0;
    position: sticky;
    bottom: 0;
    z-index: 100;
}

.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-label-secondary);
    padding: 4px 2px;
    transition: color var(--transition-fast);
    flex: 1;
    min-width: 0;
}

.tab-item.active {
    color: var(--color-blue);
}

.tab-icon {
    width: 24px;
    height: 24px;
}

.tab-label {
    font: var(--font-caption2);
    font-weight: 500;
    font-size: 10px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── App shell wrapper (holds nav bar, content, mobile tab bar) ── */
.app-shell {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
    min-height: 0;
    height: 100%;
    position: relative;
}

/* ── Desktop Sidebar (hidden on phones) ── */
.side-nav {
    display: none;
}

.side-nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 17px;
    color: var(--color-label);
    padding: 8px 12px 16px;
}

.side-nav-items {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.side-nav-footer {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--color-separator);
}

.sidenav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-label-secondary);
    font: var(--font-body);
    font-weight: 500;
    padding: 10px 12px;
    border-radius: 10px;
    transition: background var(--transition-fast), color var(--transition-fast);
    text-align: left;
}

.sidenav-item svg {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

.sidenav-item:hover {
    background: var(--color-fill-tertiary);
    color: var(--color-label);
}

.sidenav-item.active {
    background: var(--color-blue);
    color: #fff;
}

/* ── Google sign-in button (Home) ── */
.google-signin-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 13px 16px;
    background: var(--color-bg-grouped-secondary);
    border: 1px solid var(--color-separator);
    border-radius: var(--border-radius);
    font: var(--font-body);
    font-weight: 600;
    color: var(--color-label);
    cursor: pointer;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.google-signin-btn:hover {
    background: var(--color-fill-tertiary);
}

.google-signin-btn:active {
    transform: scale(0.99);
}

.google-signin-btn:disabled {
    opacity: 0.6;
    cursor: default;
}

/* ── Cloud backup status (Home, signed in) ── */
.cloud-home-status {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
}

.cloud-home-check {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-green);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.cloud-home-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.cloud-home-text strong {
    font: var(--font-body);
    font-weight: 600;
    color: var(--color-label);
}

.cloud-home-text span {
    font: var(--font-subhead);
    color: var(--color-label-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cloud-home-manage {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--color-blue);
    font: var(--font-subhead);
    font-weight: 600;
    cursor: pointer;
    flex-shrink: 0;
}

/* ── Desktop layout: sidebar replaces bottom tab bar ── */
@media (min-width: 1024px) {
    #app {
        flex-direction: row;
        max-width: 1180px;
    }
    .side-nav {
        display: flex;
        flex-direction: column;
        width: 240px;
        flex-shrink: 0;
        padding: 22px 14px 16px;
        background: var(--color-bg);
        border-right: 1px solid var(--color-separator);
    }
    .tab-bar {
        display: none;
    }
    .app-shell {
        min-width: 0;
    }
    .main-content > * {
        max-width: 820px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* ── iOS Grouped List / Form ── */
.ios-form {
    padding: 0 var(--content-padding);
}

.ios-section {
    margin-bottom: var(--section-spacing);
}

.ios-section:first-child {
    margin-top: var(--section-spacing);
}

.ios-section-header {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    padding: 0 16px 6px;
}

.ios-section-footer {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    padding: 6px 16px 0;
    line-height: 1.4;
}

.ios-section-content {
    background: var(--color-bg-grouped-secondary);
    border-radius: var(--border-radius);
    overflow: hidden;
}

/* ── iOS Toggle Switch ── */
.ios-toggle {
    position: relative;
    width: 51px;
    height: 31px;
    border-radius: 16px;
    background: rgba(120, 120, 128, 0.32);
    flex-shrink: 0;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.ios-toggle::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 27px;
    height: 27px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
    transition: transform var(--transition-fast);
}

.ios-toggle.active {
    background: var(--color-green);
}

.ios-toggle.active::after {
    transform: translateX(20px);
}

/* ── List Cells ── */
.ios-cell {
    display: flex;
    align-items: center;
    min-height: var(--cell-min-height);
    padding: 11px 16px;
    position: relative;
    gap: 12px;
}

.ios-cell:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 0;
    height: 0.5px;
    background: var(--color-separator);
}

.ios-cell-interactive {
    cursor: pointer;
    transition: background var(--transition-fast);
}

.ios-cell-interactive:active {
    background: var(--color-fill-tertiary);
}

/* Cell icon */
.ios-cell-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    flex-shrink: 0;
    font-size: 15px;
}

/* Cell content */
.ios-cell-body {
    flex: 1;
    min-width: 0;
}

.ios-cell-title {
    font: var(--font-body);
}

.ios-cell-subtitle {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    margin-top: 1px;
}

.ios-cell-value {
    font: var(--font-body);
    color: var(--color-label-secondary);
    text-align: right;
    flex-shrink: 0;
}

/* Chevron disclosure */
.ios-cell-chevron::after {
    content: '';
    width: 7px;
    height: 7px;
    border-right: 2px solid var(--color-label-tertiary);
    border-bottom: 2px solid var(--color-label-tertiary);
    transform: rotate(-45deg);
    flex-shrink: 0;
    margin-left: 4px;
}

/* ── Input Cells ── */
.ios-input {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    font: var(--font-body);
    color: var(--color-label);
    padding: 0;
    min-height: 22px;
}

.ios-input::placeholder {
    color: var(--color-label-tertiary);
}

.ios-input-label {
    font: var(--font-body);
    color: var(--color-label);
    min-width: 90px;
    flex-shrink: 0;
}

textarea.ios-input {
    resize: none;
    line-height: 1.4;
    min-height: 66px;
}

/* Select */
.ios-select {
    appearance: none;
    -webkit-appearance: none;
    border: none;
    outline: none;
    background: transparent;
    font: var(--font-body);
    color: var(--color-blue);
    cursor: pointer;
    text-align: right;
    padding: 0;
    padding-right: 16px;
    background-image: url("data:image/svg+xml,%3Csvg width='8' height='6' viewBox='0 0 8 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l3 3 3-3' stroke='%23999' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0 center;
}

/* Date Input */
.ios-date-input {
    border: none;
    outline: none;
    background: transparent;
    font: var(--font-body);
    color: var(--color-blue);
    cursor: pointer;
    padding: 0;
}

.ios-date-input::-webkit-calendar-picker-indicator {
    opacity: 0;
    position: absolute;
    right: 16px;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

/* ── Buttons ── */
.ios-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: var(--cell-min-height);
    padding: 12px 16px;
    border: none;
    cursor: pointer;
    border-radius: var(--border-radius);
    font: var(--font-headline);
    transition: all var(--transition-fast);
}

.ios-btn:active {
    transform: scale(0.98);
    opacity: 0.85;
}

.ios-btn-primary {
    background: var(--color-blue);
    color: #ffffff;
}

.ios-btn-destructive {
    background: transparent;
    color: var(--color-red);
}

.ios-btn-text {
    background: transparent;
    color: var(--color-blue);
    font: var(--font-body);
}

.ios-btn-convert {
    background: linear-gradient(135deg, var(--color-blue), var(--color-indigo));
    color: #ffffff;
    gap: 8px;
    font-size: 17px;
    letter-spacing: 0.01em;
    box-shadow: 0 4px 16px rgba(0, 122, 255, 0.3);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .ios-btn-convert {
        box-shadow: 0 4px 16px rgba(10, 132, 255, 0.25);
    }
}
:root[data-theme="dark"] .ios-btn-convert {
    box-shadow: 0 4px 16px rgba(10, 132, 255, 0.25);
}

/* ── Status Badges ── */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font: var(--font-caption1);
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 12px;
    letter-spacing: 0.01em;
}

.status-draft {
    background: var(--color-fill-secondary);
    color: var(--color-label-secondary);
}

.status-sent {
    background: rgba(0, 122, 255, 0.12);
    color: var(--color-blue);
}

.status-paid {
    background: rgba(52, 199, 89, 0.12);
    color: var(--color-green);
}

.status-accepted {
    background: rgba(175, 82, 222, 0.12);
    color: var(--color-purple);
}

/* Status dot */
.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
    animation: statusPulse 2s ease-in-out infinite;
}

.status-dot.draft { background: var(--color-label-secondary); animation: none; }
.status-dot.sent { background: var(--color-blue); }
.status-dot.paid { background: var(--color-green); }
.status-dot.accepted { background: var(--color-purple); animation: none; }
.status-dot.overdue { background: var(--color-orange); animation: overduePulse 1.2s ease-in-out infinite; }

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes overduePulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

/* ── Overdue Styles ── */
.doc-row-icon.overdue {
    background: rgba(255, 149, 0, 0.12);
    color: var(--color-orange);
}

.text-orange { color: var(--color-orange); }

.overdue-banner {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    margin: 16px 0 -8px;
    background: rgba(255, 149, 0, 0.12);
    border-radius: var(--border-radius);
    font: var(--font-subhead);
    color: var(--color-orange);
    animation: bannerSlideIn 0.3s ease;
}

.overdue-banner svg {
    flex-shrink: 0;
    color: var(--color-orange);
}

.overdue-banner strong {
    font-weight: 600;
}

@keyframes bannerSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.overdue-indicator {
    background: rgba(255, 149, 0, 0.04);
}

/* ── Summary Cards ── */
.list-summary {
    display: flex;
    gap: 10px;
    padding: 12px var(--content-padding);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.list-summary::-webkit-scrollbar {
    display: none;
}

.summary-card {
    flex: 1;
    min-width: 90px;
    background: var(--color-bg-grouped-secondary);
    border-radius: var(--border-radius);
    padding: 14px 16px;
    text-align: center;
    transition: transform var(--transition-fast);
}

.summary-card:active {
    transform: scale(0.97);
}

.summary-value {
    font: var(--font-title3);
    margin-bottom: 2px;
    white-space: nowrap;
}

.summary-label {
    font: var(--font-caption1);
    color: var(--color-label-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.summary-card-primary {
    background: linear-gradient(135deg, var(--color-blue), var(--color-indigo));
    color: white;
}

.summary-card-primary .summary-label {
    color: rgba(255, 255, 255, 0.7);
}

.summary-card-danger {
    background: rgba(255, 149, 0, 0.12);
    color: var(--color-orange);
}

.summary-card-danger .summary-label {
    color: var(--color-orange);
    opacity: 0.7;
}

/* ── Document Row ── */
.doc-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: background var(--transition-fast);
    position: relative;
}

.doc-row:active {
    background: var(--color-fill-tertiary);
}

.doc-row:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 56px;
    right: 0;
    height: 0.5px;
    background: var(--color-separator);
}

.doc-row-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.doc-row-icon.draft { background: var(--color-fill-secondary); color: var(--color-label-secondary); }
.doc-row-icon.sent { background: rgba(0, 122, 255, 0.12); color: var(--color-blue); }
.doc-row-icon.paid { background: rgba(52, 199, 89, 0.12); color: var(--color-green); }
.doc-row-icon.accepted { background: rgba(175, 82, 222, 0.12); color: var(--color-purple); }

.doc-row-body {
    flex: 1;
    min-width: 0;
}

.doc-row-title {
    font: var(--font-headline);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.doc-row-sub {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    margin-top: 2px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.doc-row-right {
    text-align: right;
    flex-shrink: 0;
    margin-right: 20px;
}

.doc-row-amount {
    font: var(--font-headline);
}

.doc-row-date {
    font: var(--font-caption1);
    color: var(--color-label-secondary);
    margin-top: 2px;
}

/* Chevron on rows */
.doc-row::before {
    content: '';
    position: absolute;
    right: 16px;
    top: 50%;
    width: 7px;
    height: 7px;
    border-right: 2px solid var(--color-label-quaternary);
    border-bottom: 2px solid var(--color-label-quaternary);
    transform: translateY(-50%) rotate(-45deg);
}

/* ── Empty State ── */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px var(--content-padding);
    text-align: center;
    gap: 12px;
}

.empty-state-icon {
    font-size: 56px;
    opacity: 0.3;
    margin-bottom: 8px;
}

.empty-state-title {
    font: var(--font-title3);
    color: var(--color-label);
}

.empty-state-description {
    font: var(--font-subhead);
    color: var(--color-label-secondary);
    max-width: 280px;
    line-height: 1.45;
}

/* ── Line Item Editor ── */
.line-item-card {
    padding: 12px 16px;
    position: relative;
}

.line-item-card:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 0;
    height: 0.5px;
    background: var(--color-separator);
}

.line-item-desc {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    font: var(--font-body);
    color: var(--color-label);
    margin-bottom: 8px;
}

.line-item-desc::placeholder {
    color: var(--color-label-tertiary);
}

.line-item-fields {
    display: flex;
    gap: 12px;
    align-items: center;
}

.line-item-field {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.line-item-field label {
    font: var(--font-caption2);
    color: var(--color-label-secondary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.line-item-field input {
    width: 70px;
    border: none;
    outline: none;
    background: var(--color-fill-tertiary);
    font: var(--font-subhead);
    color: var(--color-label);
    padding: 6px 8px;
    border-radius: 6px;
    text-align: right;
}

.line-item-total {
    font: var(--font-subhead);
    font-weight: 600;
    color: var(--color-label);
    margin-left: auto;
    text-align: right;
    min-width: 60px;
}

.line-item-delete {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-red);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.line-item-delete:active {
    transform: scale(0.9);
}

/* ── Drag-to-Reorder ── */
.line-item-drag {
    width: 26px;
    height: 26px;
    border: none;
    background: transparent;
    color: var(--color-label-tertiary);
    font-size: 15px;
    line-height: 1;
    cursor: grab;
    touch-action: none;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    padding: 0;
}

.line-item-drag:active {
    cursor: grabbing;
    color: var(--color-label-secondary);
}

.line-item-card.dragging {
    position: relative;
    z-index: 5;
    background: var(--color-bg-elevated);
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
    opacity: 0.95;
}

.line-item-card.dragging::after {
    display: none;
}

/* ── Section Header Rows ── */
.line-item-section {
    background: var(--color-fill-tertiary);
}

.section-item-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-item-name {
    flex: 1;
    min-width: 0;
    border: none;
    outline: none;
    background: transparent;
    font: var(--font-body);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-label);
}

.section-item-name::placeholder {
    color: var(--color-label-tertiary);
    text-transform: none;
    font-weight: 500;
    letter-spacing: 0;
}

.section-item-subtotal {
    font: var(--font-subhead);
    font-weight: 700;
    color: var(--color-label-secondary);
    white-space: nowrap;
}

/* ── Totals Footer ── */
.totals-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
}

.totals-row.grand-total {
    font-weight: 700;
    font-size: 17px;
    padding-top: 10px;
    margin-top: 4px;
    border-top: 0.5px solid var(--color-separator);
}

.totals-label {
    color: var(--color-label-secondary);
}

.grand-total .totals-label {
    color: var(--color-label);
}

/* ── Client Suggestion List ── */
.client-suggestions {
    max-height: 132px;
    overflow-y: auto;
}

.client-suggestion {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font: var(--font-body);
    color: var(--color-label);
    position: relative;
}

.client-suggestion:active {
    background: var(--color-fill-tertiary);
}

.client-suggestion:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 42px;
    right: 0;
    height: 0.5px;
    background: var(--color-separator);
}

.client-suggestion-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-fill-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font: var(--font-footnote);
    font-weight: 600;
    color: var(--color-label-secondary);
    flex-shrink: 0;
}

/* ── Logo Preview ── */
.logo-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    gap: 12px;
}

.logo-preview img {
    width: 88px;
    height: 88px;
    border-radius: 18px;
    object-fit: cover;
    border: 0.5px solid var(--color-separator);
}

.logo-placeholder {
    width: 88px;
    height: 88px;
    border-radius: 18px;
    background: var(--color-fill-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--color-label-tertiary);
}

/* ── Modal Overlay ── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1000;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    animation: fadeIn 0.2s ease;
    max-width: 768px;
    margin: 0 auto;
}

.modal-sheet {
    background: var(--color-bg-elevated);
    border-radius: 14px 14px 0 0;
    width: 100%;
    max-height: 50vh;
    padding: 20px;
    padding-bottom: max(var(--safe-bottom), 20px);
    animation: slideUp 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.modal-handle {
    width: 36px;
    height: 5px;
    border-radius: 3px;
    background: var(--color-fill);
    margin: 0 auto 16px;
}

.modal-title {
    font: var(--font-headline);
    text-align: center;
    margin-bottom: 4px;
}

.modal-message {
    font: var(--font-subhead);
    color: var(--color-label-secondary);
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.4;
}

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

.modal-action-btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: var(--border-radius);
    font: var(--font-headline);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-action-btn:active {
    transform: scale(0.98);
    opacity: 0.85;
}

.modal-action-primary {
    background: var(--color-blue);
    color: white;
}

.modal-action-cancel {
    background: var(--color-fill-secondary);
    color: var(--color-label);
}

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

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

/* ── Page transitions ── */
.view-enter {
    animation: viewSlideIn 0.3s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
}

@keyframes viewSlideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ── Swipe to delete (legacy) ── */
.swipe-container {
    position: relative;
    overflow: hidden;
}

.swipe-delete-bg {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    background: var(--color-red);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    font: var(--font-subhead);
    font-weight: 600;
    cursor: pointer;
}

/* ── FAB (Floating Add Button) ── */
.fab {
    position: fixed;
    bottom: calc(var(--tab-height) + 16px + var(--safe-bottom));
    right: calc(50% - 384px + 20px);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-blue), var(--color-indigo));
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 122, 255, 0.35);
    font-size: 28px;
    font-weight: 300;
    transition: all var(--transition-fast);
    z-index: 50;
    animation: fabPopIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes fabPopIn {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

@media (max-width: 768px) {
    .fab {
        right: 20px;
    }
}

/* Desktop: no bottom tab bar, so anchor the FAB to the work area corner */
@media (min-width: 1024px) {
    .fab {
        right: max(24px, calc(50% - 570px));
        bottom: 28px;
    }
}

.fab:active {
    transform: scale(0.92);
}

.fab:hover {
    box-shadow: 0 6px 28px rgba(0, 122, 255, 0.45);
    transform: scale(1.05);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .fab {
        box-shadow: 0 4px 20px rgba(10, 132, 255, 0.3);
    }
}
:root[data-theme="dark"] .fab {
    box-shadow: 0 4px 20px rgba(10, 132, 255, 0.3);
}

/* ── Utility ── */
.text-secondary { color: var(--color-label-secondary); }
.text-blue { color: var(--color-blue); }
.text-green { color: var(--color-green); }
.text-red { color: var(--color-red); }
.text-purple { color: var(--color-purple); }
.fw-semibold { font-weight: 600; }
.hidden { display: none !important; }

/* Scrollbar styling */
.main-content::-webkit-scrollbar {
    width: 0;
}

/* ── Toast Notifications ── */
.toast-container {
    position: fixed;
    top: calc(var(--safe-top) + var(--nav-height) + 12px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    pointer-events: none;
    max-width: 768px;
    width: calc(100% - 32px);
    display: flex;
    justify-content: center;
}

.toast {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 14px;
    font: var(--font-subhead);
    font-weight: 600;
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
    opacity: 0;
    transform: translateY(-20px) scale(0.9);
    transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: auto;
}

.toast-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.toast-exit {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
    transition: all 0.3s ease;
}

.toast-success {
    background: rgba(52, 199, 89, 0.92);
    color: white;
}

.toast-error {
    background: rgba(255, 59, 48, 0.92);
    color: white;
}

.toast-info {
    background: var(--color-bg-elevated);
    color: var(--color-label);
    border: 0.5px solid var(--color-separator);
}

.toast-icon {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.toast-message {
    white-space: nowrap;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .toast {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.2);
    }
    :root:not([data-theme="light"]) .toast-success { background: rgba(48, 209, 88, 0.92); }
    :root:not([data-theme="light"]) .toast-error { background: rgba(255, 69, 58, 0.92); }
}
:root[data-theme="dark"] .toast {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.2);
}
:root[data-theme="dark"] .toast-success { background: rgba(48, 209, 88, 0.92); }
:root[data-theme="dark"] .toast-error { background: rgba(255, 69, 58, 0.92); }

/* ── Search Bar ── */
.search-container {
    padding: 0 var(--content-padding);
    margin-top: 8px;
    margin-bottom: 4px;
}

.search-input-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--color-fill-tertiary);
    border-radius: 10px;
    padding: 8px 12px;
}

.search-input-wrapper svg {
    color: var(--color-label-tertiary);
    flex-shrink: 0;
}

.search-input {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    font: var(--font-body);
    color: var(--color-label);
    padding: 0;
}

.search-input::placeholder {
    color: var(--color-label-tertiary);
}

.search-clear {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-fill-secondary);
    border: none;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-label-secondary);
    font-size: 12px;
    font-weight: 700;
    padding: 0;
    line-height: 1;
}

.search-clear.visible {
    display: flex;
}

/* ── Document Preview ── */
.preview-actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    margin-bottom: 16px;
}

.preview-actions {
    display: flex;
    gap: 10px;
    flex: 1;
}

.preview-template-toggle {
    flex: 0 0 auto;
    width: auto;
    padding: 12px 14px;
    background: var(--color-fill-secondary);
    color: var(--color-label);
}

.preview-template-toggle.active {
    background: var(--color-blue);
    color: white;
}

/* ── Template Picker ── */
.template-picker {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding: 12px 2px;
    margin-bottom: 16px;
    scrollbar-width: none; /* Firefox */
}
.template-picker::-webkit-scrollbar {
    display: none; /* Safari/Chrome */
}

.template-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.6;
    transition: all var(--transition-fast);
}

.template-option.active {
    opacity: 1;
    transform: scale(1.05);
}

.template-thumb {
    width: 60px;
    height: 80px;
    border-radius: 8px;
    background: var(--color-bg-grouped-secondary);
    border: 2px solid transparent;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    position: relative;
    overflow: hidden;
}

.template-option.active .template-thumb {
    border-color: var(--color-blue);
}

.template-thumb-modern::before {
    content: ''; display: block; height: 20%; background: #f0f0f5; margin: 4px; border-radius: 2px;
}
.template-thumb-classic::before {
    content: ''; display: block; height: 100%; border: 1px solid #ccc; margin: 2px;
}
.template-thumb-bold::before {
    content: ''; display: block; height: 30%; background: var(--color-blue);
}
.template-thumb-studio::before {
    content: ''; display: block; height: 100%; border-left: 10px solid #c2415d; background: linear-gradient(#fff 0 25%, #f3f4f6 25% 100%);
}
.template-thumb-contractor::before {
    content: ''; display: block; height: 22%; background: #30343f; border-bottom: 4px solid #ff9500;
}
.template-thumb-minimal::before {
    content: ''; display: block; width: 70%; height: 2px; background: #111; margin: 16px auto 0;
    box-shadow: 0 14px 0 #ddd, 0 28px 0 #ddd, 0 42px 0 #ddd;
}

.template-option span {
    font: var(--font-caption2);
    font-weight: 600;
    color: var(--color-label);
}

/* ── Templates Modifiers ── */

/* Template CSS Utils */
.template-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.preview-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    border: none;
    border-radius: var(--border-radius);
    background: var(--color-blue);
    color: white;
    font: var(--font-headline);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.preview-action-btn.secondary {
    background: var(--color-fill-secondary);
    color: var(--color-label);
}

.preview-action-btn:active {
    transform: scale(0.97);
    opacity: 0.85;
}

.preview-card {
    --color-label: #1c1c1e;
    --color-label-secondary: #5f6368;
    --color-label-tertiary: #8a8f98;
    background: #ffffff;
    color: #1c1c1e;
    border-radius: var(--border-radius);
    padding: 24px 20px;
    margin-bottom: 40px;
    font-family: var(--invoice-font, var(--font-family));
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12);
}

.preview-card * {
    color-scheme: light;
}

.invoice-title {
    margin: 0;
    color: #121317;
    line-height: 0.95;
    text-transform: uppercase;
    overflow-wrap: anywhere;
}

.invoice-title-modern {
    font-size: 38px;
    font-weight: 800;
}

.invoice-title-classic {
    margin-bottom: 10px;
    font-size: 30px;
    font-weight: 500;
    letter-spacing: 1.5px;
}

.invoice-title-bold {
    display: inline-block;
    padding: 6px 14px;
    background: #ffffff;
    color: #101114;
    border: 2px solid #101114;
    font-size: 36px;
    font-weight: 900;
}

.invoice-title-contractor {
    margin-top: 4px;
    font-size: 32px;
    font-weight: 900;
}

.invoice-title-minimal {
    font-size: 27px;
    font-weight: 650;
    text-transform: none;
}

.invoice-company-title {
    margin: 0;
    color: #111827;
    font-size: 28px;
    font-weight: 800;
}

.invoice-company-title-large {
    font-size: 32px;
}

.bold-title-lockup {
    position: relative;
    z-index: 2;
    text-align: center;
    margin-top: -48px;
    margin-bottom: 22px;
}

.template-classic {
    font-family: Georgia, 'Times New Roman', serif;
}

.template-bold {
    font-family: 'Arial Black', 'Avenir Next', 'Inter', sans-serif;
}

.template-studio {
    font-family: 'Avenir Next', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.template-contractor {
    font-family: 'Helvetica Neue', Arial, sans-serif;
}

.template-minimal {
    font-family: 'SF Pro Text', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.preview-company {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    min-width: 0;
    flex: 1;
}

.preview-logo {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    object-fit: cover;
    flex-shrink: 0;
    border: 0.5px solid var(--color-separator);
}

.preview-logo-text {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: var(--color-fill-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    color: var(--color-label-secondary);
    flex-shrink: 0;
}

.preview-company-info {
    min-width: 0;
}

.preview-company-name {
    font: var(--font-headline);
    margin-bottom: 2px;
}

.preview-company-detail {
    font: var(--font-caption1);
    color: var(--color-label-secondary);
    line-height: 1.4;
}

.preview-doc-badge {
    text-align: right;
    flex-shrink: 0;
}

.preview-doc-type {
    font: var(--font-title1);
    color: var(--color-blue);
    letter-spacing: -0.5px;
}

.preview-doc-number {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    font-weight: 500;
}

.preview-divider {
    height: 0.5px;
    background: var(--color-separator);
    margin: 18px 0;
}

.preview-meta-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.preview-meta-block {
    flex: 1;
}

.preview-meta-right {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 0 0 auto;
    min-width: 160px;
}

.preview-meta-row-item {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.preview-meta-label {
    font: var(--font-caption2);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-label-secondary);
    margin-bottom: 3px;
}

.preview-meta-value {
    font: var(--font-subhead);
    font-weight: 600;
}

.preview-meta-sub {
    font: var(--font-caption1);
    color: var(--color-label-secondary);
    line-height: 1.4;
}

.preview-status-badge {
    font: var(--font-caption2);
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 8px;
    display: inline-block;
}

.preview-status-badge.draft { background: var(--color-fill-secondary); color: var(--color-label-secondary); }
.preview-status-badge.sent { background: rgba(0, 122, 255, 0.12); color: var(--color-blue); }
.preview-status-badge.paid { background: rgba(52, 199, 89, 0.12); color: var(--color-green); }
.preview-status-badge.accepted { background: rgba(175, 82, 222, 0.12); color: var(--color-purple); }

/* Preview Table */
.preview-table {
    width: 100%;
    border-collapse: collapse;
    margin: 4px 0 16px;
    font-size: 13px;
}

.preview-table thead {
    border-bottom: 1.5px solid var(--color-separator-opaque);
}

.preview-table th {
    font: var(--font-caption2);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-label-secondary);
    padding: 8px 6px;
    text-align: left;
}

.preview-th-num,
.preview-td-num {
    text-align: right !important;
}

.preview-table td {
    padding: 10px 6px;
    border-bottom: 0.5px solid var(--color-separator);
    font: var(--font-footnote);
}

.preview-td-desc {
    font-weight: 500;
}

.preview-totals {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
    padding-right: 6px;
}

.preview-total-row {
    display: flex;
    justify-content: space-between;
    width: 180px;
    font: var(--font-footnote);
    color: var(--color-label-secondary);
}

.preview-grand-total {
    font: var(--font-headline);
    color: var(--color-label);
    padding-top: 8px;
    margin-top: 4px;
    border-top: 1.5px solid var(--color-label);
}

.preview-notes {
    margin-top: 4px;
}

.preview-notes-text {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    line-height: 1.5;
    white-space: pre-wrap;
}

.preview-footer {
    margin-top: 32px;
    padding-top: 12px;
    border-top: 0.5px solid var(--color-separator);
    display: flex;
    justify-content: space-between;
    font: var(--font-caption2);
    color: var(--color-label-tertiary);
}

/* ── Swipe-to-Delete (enhanced) ── */
.swipe-row-wrapper {
    position: relative;
    overflow: hidden;
}

.swipe-row-wrapper .doc-row {
    position: relative;
    z-index: 1;
    transition: transform 0.25s cubic-bezier(0.25, 0.1, 0.25, 1);
    background: var(--color-bg-grouped-secondary);
}

.swipe-delete-action {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 80px;
    background: var(--color-red);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font: var(--font-subhead);
    font-weight: 600;
    cursor: pointer;
    z-index: 0;
}

.swipe-row-wrapper.swiped .doc-row {
    transform: translateX(-80px);
}

/* ── Data Export/Import Buttons ── */
.settings-actions-row {
    display: flex;
    gap: 10px;
}

.settings-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 14px 12px;
    border: none;
    border-radius: var(--border-radius);
    font: var(--font-subhead);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.settings-action-btn:active {
    transform: scale(0.97);
    opacity: 0.85;
}

.settings-action-export {
    background: var(--color-blue);
    color: white;
}

.settings-action-import {
    background: var(--color-fill-secondary);
    color: var(--color-label);
}

/* ── Dashboard / Reports ── */
.dashboard {
    padding-bottom: 24px;
}

.hero-panel,
.report-hero,
.setup-card {
    margin: 16px var(--content-padding) 12px;
    border-radius: 8px;
    padding: 18px;
    background: var(--color-bg-grouped-secondary);
    border: 0.5px solid var(--color-separator);
}

.hero-panel,
.report-hero {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
}

.hero-kicker,
.setup-eyebrow {
    font: var(--font-caption1);
    color: var(--color-blue);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 4px;
}

.hero-title {
    font: var(--font-title1);
    color: var(--color-label);
}

.hero-subtitle,
.metric-detail,
.setup-title {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    line-height: 1.35;
}

.hero-pill {
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--color-fill-secondary);
    font: var(--font-caption1);
    color: var(--color-label-secondary);
    white-space: nowrap;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 0 var(--content-padding) 12px;
}

.metric-grid.compact {
    padding: 0;
    margin: 12px 0;
}

.metric-card {
    min-width: 0;
    border-radius: 8px;
    padding: 14px;
    background: var(--color-bg-grouped-secondary);
    border: 0.5px solid var(--color-separator);
}

.metric-card.primary { border-color: rgba(0, 122, 255, 0.25); }
.metric-card.success { border-color: rgba(52, 199, 89, 0.28); }
.metric-card.warning { border-color: rgba(255, 149, 0, 0.28); }
.metric-card.danger { border-color: rgba(255, 59, 48, 0.28); }
.metric-card.purple { border-color: rgba(175, 82, 222, 0.28); }

.metric-label {
    font: var(--font-caption1);
    color: var(--color-label-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 4px;
}

.metric-value {
    font: var(--font-title3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.quick-actions,
.setup-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    padding: 0 var(--content-padding) 18px;
}

.setup-list {
    grid-template-columns: 1fr;
    padding: 14px 0 0;
}

.quick-action-btn,
.setup-list button {
    min-width: 0;
    min-height: 66px;
    border: 0.5px solid var(--color-separator);
    background: var(--color-bg-grouped-secondary);
    color: var(--color-label);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font: var(--font-caption1);
    font-weight: 700;
    cursor: pointer;
}

.setup-list button {
    min-height: 44px;
    align-items: flex-start;
    padding: 0 14px;
}

.quick-action-icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--color-fill-secondary);
    color: var(--color-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.insight-row,
.compact-row,
.client-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    position: relative;
}

.insight-row:not(:last-child)::after,
.compact-row:not(:last-child)::after,
.client-row:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 0;
    height: 0.5px;
    background: var(--color-separator);
}

.insight-row.interactive,
.compact-row,
.client-row {
    cursor: pointer;
}

.insight-icon,
.compact-icon,
.client-avatar,
.client-detail-avatar {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: 800;
    background: var(--color-fill-secondary);
    color: var(--color-label-secondary);
}

.insight-icon.primary,
.compact-icon.primary { background: rgba(0, 122, 255, 0.12); color: var(--color-blue); }
.insight-icon.success,
.compact-icon.success { background: rgba(52, 199, 89, 0.12); color: var(--color-green); }
.insight-icon.warning,
.compact-icon.warning { background: rgba(255, 149, 0, 0.12); color: var(--color-orange); }
.insight-icon.danger,
.compact-icon.danger { background: rgba(255, 59, 48, 0.12); color: var(--color-red); }

.insight-body,
.compact-body,
.client-row-body {
    min-width: 0;
    flex: 1;
}

.insight-title,
.compact-title,
.client-row-title {
    font: var(--font-headline);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.insight-subtitle,
.compact-subtitle,
.client-row-sub {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    margin-top: 2px;
}

.compact-value,
.client-row-right {
    text-align: right;
    flex-shrink: 0;
    font: var(--font-subhead);
    font-weight: 700;
}

.empty-inline {
    padding: 18px 16px;
    color: var(--color-label-secondary);
    font: var(--font-subhead);
    text-align: center;
}

/* ── Clients / Tools ── */
.client-toolbar,
.tool-action-row {
    padding: 12px 0;
}

.client-avatar {
    border-radius: 50%;
    color: var(--color-blue);
}

.client-row-balance {
    font: var(--font-headline);
}

.client-lifetime {
    display: none;
}

.client-detail-card {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 12px;
    border-radius: 8px;
    background: var(--color-fill-tertiary);
    margin-bottom: 12px;
}

.client-detail-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    color: var(--color-blue);
}

.client-detail-name {
    font: var(--font-headline);
}

.client-detail-meta {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
}

.theme-strip {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 12px 16px;
    scrollbar-width: none;
}

.theme-strip::-webkit-scrollbar {
    display: none;
}

.theme-swatch {
    border: 1px solid var(--color-separator);
    background: transparent;
    border-radius: 8px;
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 116px;
    cursor: pointer;
}

.theme-swatch.active {
    border-color: var(--color-blue);
    background: rgba(0, 122, 255, 0.08);
}

.theme-swatch span {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.theme-swatch strong {
    font: var(--font-footnote);
}

.row-delete-btn {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: var(--color-fill-secondary);
    color: var(--color-label-secondary);
    font-size: 18px;
    cursor: pointer;
    flex-shrink: 0;
}

/* ── Rich Modals / Forms ── */
.modal-sheet-tall {
    max-height: 82vh;
    overflow-y: auto;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 12px 0 18px;
}

.modal-form label {
    display: flex;
    flex-direction: column;
    gap: 5px;
    font: var(--font-footnote);
    font-weight: 700;
    color: var(--color-label-secondary);
}

.modal-form input,
.modal-form textarea,
.modal-form select {
    width: 100%;
    border: 0.5px solid var(--color-separator);
    border-radius: 8px;
    background: var(--color-fill-tertiary);
    color: var(--color-label);
    padding: 10px 12px;
    outline: none;
    font: var(--font-body);
}

.modal-check {
    flex-direction: row !important;
    align-items: center;
}

.modal-check input {
    width: auto;
}

.modal-scroll-list {
    max-height: 280px;
    overflow-y: auto;
    margin: 12px 0 18px;
    border: 0.5px solid var(--color-separator);
    border-radius: 8px;
}

.modal-list-row {
    width: 100%;
    border: none;
    background: var(--color-bg-elevated);
    color: var(--color-label);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 12px;
    text-align: left;
    cursor: pointer;
}

.modal-list-row:not(:last-child) {
    border-bottom: 0.5px solid var(--color-separator);
}

.modal-list-row span {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.modal-list-row small {
    color: var(--color-label-secondary);
}

.inline-control-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.compact-select {
    max-width: 110px;
}

.mini-input {
    width: 86px;
    text-align: right;
    background: var(--color-fill-tertiary);
    border-radius: 6px;
    padding: 6px 8px;
}

.payment-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    padding: 14px 16px;
}

.payment-summary > div {
    padding: 12px;
    background: var(--color-fill-tertiary);
    border-radius: 8px;
    min-width: 0;
}

.payment-summary-label {
    font: var(--font-caption2);
    color: var(--color-label-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.payment-summary-value {
    font: var(--font-headline);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.balance-total {
    color: var(--color-orange);
}

@media (min-width: 720px) {
    .metric-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 430px) {
    .tab-label {
        font-size: 10px;
    }
    .tab-item {
        padding-left: 4px;
        padding-right: 4px;
        min-width: 50px;
    }
    .quick-actions {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .payment-summary {
        grid-template-columns: 1fr;
    }
    .line-item-fields {
        flex-wrap: wrap;
    }
}

/* ── Premium Composer / Presets ── */
.composer-sheet {
    padding-bottom: 18px;
}

.composer-summary {
    margin: 12px 0;
    padding: 14px;
    border-radius: 8px;
    background: var(--color-fill-tertiary);
}

.composer-summary strong,
.composer-summary span {
    display: block;
}

.composer-summary strong {
    font: var(--font-headline);
}

.composer-summary span {
    margin-top: 3px;
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    line-height: 1.35;
}

.preset-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin: 12px 0 18px;
}

.preset-card,
.mini-preset {
    min-width: 0;
    border: 1px solid var(--color-separator);
    background: var(--color-bg-elevated);
    color: var(--color-label);
    border-radius: 8px;
    cursor: pointer;
    transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.preset-card {
    min-height: 134px;
    padding: 14px;
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
}

.preset-card.active,
.mini-preset.active {
    border-color: var(--color-blue);
    background: rgba(0, 122, 255, 0.08);
}

.preset-card:active,
.mini-preset:active,
.send-action-btn:active,
.command-pill:active {
    transform: scale(0.97);
}

.preset-color {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.2), 0 0 0 1px var(--color-separator);
    flex-shrink: 0;
}

.preset-card strong {
    font: var(--font-headline);
}

.preset-card small {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
    line-height: 1.35;
}

.preset-card em {
    margin-top: auto;
    font: var(--font-caption1);
    color: var(--color-blue);
    font-style: normal;
    font-weight: 700;
}

.preset-strip-wrap {
    overflow: hidden;
}

.preset-strip {
    display: flex;
    gap: 10px;
    padding: 12px;
    overflow-x: auto;
    scrollbar-width: none;
}

.preset-strip::-webkit-scrollbar {
    display: none;
}

.mini-preset {
    min-width: 116px;
    min-height: 78px;
    padding: 10px;
    display: grid;
    grid-template-columns: 24px 1fr;
    grid-template-rows: auto auto;
    gap: 4px 8px;
    align-items: center;
}

.mini-preset .preset-color {
    grid-row: 1 / span 2;
}

.mini-preset strong {
    font: var(--font-footnote);
    font-weight: 800;
    white-space: nowrap;
}

.mini-preset small {
    font: var(--font-caption2);
    color: var(--color-label-secondary);
    text-align: left;
}

.composer-dock,
.preview-command-card {
    margin: 16px 0 14px;
    padding: 16px;
    border-radius: 8px;
    background: var(--color-bg-grouped-secondary);
    border: 0.5px solid var(--color-separator);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
}

.composer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.composer-brand strong,
.composer-brand span,
.composer-balance small,
.composer-balance strong {
    display: block;
}

.composer-brand strong {
    font: var(--font-headline);
}

.composer-brand span,
.composer-balance small {
    font: var(--font-footnote);
    color: var(--color-label-secondary);
}

.composer-balance {
    text-align: right;
    flex-shrink: 0;
}

.composer-balance strong {
    font: var(--font-headline);
}

.command-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    padding: 0 var(--content-padding) 18px;
}

.command-pill {
    min-width: 0;
    min-height: 58px;
    border-radius: 8px;
    border: 0.5px solid var(--color-separator);
    background: var(--color-bg-grouped-secondary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 10px;
}

.command-pill strong {
    font: var(--font-title3);
}

.command-pill span {
    font: var(--font-caption1);
    color: var(--color-label-secondary);
}

.command-pill.success { border-color: rgba(52, 199, 89, 0.28); }
.command-pill.warning { border-color: rgba(255, 149, 0, 0.28); }
.command-pill.danger { border-color: rgba(255, 59, 48, 0.28); }
.command-pill.primary { border-color: rgba(0, 122, 255, 0.25); }

.line-item-note {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    color: var(--color-label-secondary);
    font: var(--font-footnote);
    margin: -2px 0 8px;
}

.line-item-note::placeholder {
    color: var(--color-label-tertiary);
}

.send-action-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 12px;
}

.send-action-btn {
    min-height: 46px;
    border: 0.5px solid var(--color-separator);
    border-radius: 8px;
    background: var(--color-fill-tertiary);
    color: var(--color-label);
    font: var(--font-subhead);
    font-weight: 700;
    cursor: pointer;
}

.activity-row {
    position: relative;
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    align-items: center;
}

.activity-row:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 44px;
    right: 0;
    height: 0.5px;
    background: var(--color-separator);
}

.activity-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-blue);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.12);
    flex-shrink: 0;
}

.activity-dot.paid,
.activity-dot.signed { background: var(--color-green); box-shadow: 0 0 0 4px rgba(52, 199, 89, 0.12); }
.activity-dot.reminder,
.activity-dot.payment { background: var(--color-orange); box-shadow: 0 0 0 4px rgba(255, 149, 0, 0.12); }
.activity-dot.attachment,
.activity-dot.billables { background: var(--color-purple); box-shadow: 0 0 0 4px rgba(175, 82, 222, 0.12); }

.activity-body {
    min-width: 0;
    flex: 1;
}

.activity-title {
    font: var(--font-subhead);
    font-weight: 700;
}

.activity-subtitle {
    margin-top: 2px;
    font: var(--font-footnote);
    color: var(--color-label-secondary);
}

.preview-command-card {
    margin-top: 16px;
}

.preview-preset-section {
    margin-bottom: 14px;
}

.theme-tab {
    padding: 12px;
}

.theme-large-preview {
    border-radius: 8px;
    border: 0.5px solid var(--color-separator);
    background: var(--color-fill-tertiary);
    padding: 12px;
    margin-bottom: 12px;
}

.theme-large-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 12px;
}

.theme-large-head span,
.theme-large-head small,
.theme-large-head em {
    display: block;
    color: var(--color-label-secondary);
    font: var(--font-caption1);
    font-style: normal;
}

.theme-large-head strong {
    display: block;
    margin-top: 2px;
    font: var(--font-headline);
}

.theme-large-head small {
    margin-top: 2px;
    line-height: 1.35;
}

.theme-large-head em {
    padding: 4px 8px;
    border-radius: 999px;
    background: var(--color-fill-secondary);
    white-space: nowrap;
}

.theme-paper-preview,
.theme-option-paper {
    background: #ffffff;
    color: #111827;
    font-family: var(--invoice-font, var(--font-family));
    border-radius: 6px;
    border: 1px solid rgba(0,0,0,0.08);
    overflow: hidden;
}

.theme-paper-preview {
    padding: 14px;
    min-height: 162px;
}

.theme-paper-top,
.theme-paper-meta,
.theme-paper-total {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.theme-paper-top {
    align-items: flex-start;
    margin-bottom: 16px;
    border-left: 6px solid transparent;
    padding-left: 0;
}

.theme-paper-top strong {
    color: #111827;
    font-size: 26px;
    line-height: 1;
}

.theme-paper-top span,
.theme-paper-meta span {
    color: #4b5563;
    font-size: 11px;
    text-align: right;
}

.theme-paper-meta {
    margin-bottom: 12px;
}

.theme-paper-meta span:first-child {
    text-align: left;
}

.theme-paper-meta b {
    color: #111827;
    font-size: 12px;
}

.theme-paper-table {
    display: grid;
    gap: 6px;
    margin-bottom: 12px;
}

.theme-paper-table i {
    display: block;
    height: 9px;
    border-radius: 999px;
    background: #e5e7eb;
}

.theme-paper-table i:first-child {
    background: var(--brand-color);
}

.theme-paper-table i:nth-child(2) {
    width: 88%;
}

.theme-paper-table i:nth-child(3) {
    width: 72%;
}

.theme-paper-total {
    align-items: center;
    border-top: 2px solid #111827;
    padding-top: 8px;
    font-size: 13px;
}

.theme-paper-total strong {
    color: #111827;
    font-size: 16px;
}

.theme-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.theme-option {
    min-width: 0;
    border: 1px solid var(--color-separator);
    border-radius: 8px;
    background: var(--color-bg-elevated);
    color: var(--color-label);
    padding: 8px;
    cursor: pointer;
    text-align: left;
    transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.theme-option.active {
    border-color: var(--color-blue);
    background: rgba(0, 122, 255, 0.08);
}

.theme-option:active {
    transform: scale(0.97);
}

.theme-option-paper {
    height: 90px;
    padding: 8px;
    margin-bottom: 8px;
}

.theme-option-title {
    color: #111827;
    font-size: 11px;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 12px;
}

.theme-option-lines {
    display: grid;
    gap: 4px;
}

.theme-option-lines span {
    display: block;
    height: 5px;
    border-radius: 999px;
    background: #e5e7eb;
}

.theme-option-lines span:first-child {
    background: var(--brand-color);
}

.theme-option-lines span:nth-child(2) {
    width: 82%;
}

.theme-option-lines span:nth-child(3) {
    width: 62%;
}

.theme-option-total {
    width: 46%;
    height: 7px;
    margin: 10px 0 0 auto;
    border-radius: 999px;
    background: #111827;
}

.theme-option strong,
.theme-option small {
    display: block;
}

.theme-option strong {
    font: var(--font-footnote);
    font-weight: 800;
}

.theme-option small {
    margin-top: 2px;
    font: var(--font-caption2);
    color: var(--color-label-secondary);
}

.theme-paper-studio .theme-paper-top,
.theme-paper-studio .theme-option-title {
    color: var(--brand-color);
}

.theme-paper-studio {
    border-left: 6px solid var(--brand-color);
}

.theme-paper-contractor .theme-paper-top,
.theme-paper-contractor .theme-option-title {
    border-bottom: 4px solid var(--brand-color);
    padding-bottom: 6px;
}

.theme-paper-classic,
.theme-paper-classic .theme-option-title {
    font-family: Georgia, 'Times New Roman', serif;
}

.theme-paper-bold .theme-paper-top,
.theme-paper-bold .theme-option-title {
    background: var(--brand-color);
    color: white;
    padding: 8px;
    margin: -8px -8px 12px;
}

.theme-paper-minimal .theme-paper-top strong,
.theme-paper-minimal .theme-option-title {
    text-transform: none;
    font-weight: 650;
}

.preview-actions {
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.preview-action-btn {
    min-width: calc(50% - 5px);
}

.status-badge.viewed,
.preview-status-badge.viewed,
.doc-row-icon.viewed {
    background: rgba(0, 122, 255, 0.12);
    color: var(--color-blue);
}

.status-badge.partial,
.preview-status-badge.partial,
.doc-row-icon.partial {
    background: rgba(255, 149, 0, 0.12);
    color: var(--color-orange);
}

.status-badge.signed,
.preview-status-badge.signed,
.doc-row-icon.signed {
    background: rgba(52, 199, 89, 0.12);
    color: var(--color-green);
}

.status-dot.viewed { background: var(--color-blue); }
.status-dot.partial { background: var(--color-orange); }
.status-dot.signed { background: var(--color-green); }

.client-notes-panel {
    margin: 12px 0;
    padding: 12px;
    border-radius: 8px;
    background: var(--color-fill-tertiary);
}

.client-notes-panel strong,
.client-notes-panel span {
    display: block;
}

.client-notes-panel strong {
    font: var(--font-footnote);
    text-transform: uppercase;
    color: var(--color-label-secondary);
    margin-bottom: 4px;
}

.client-notes-panel span {
    font: var(--font-subhead);
    line-height: 1.4;
}

@media (max-width: 520px) {
    .preset-grid,
    .send-action-grid,
    .command-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .theme-preview-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .composer-dock,
    .preview-command-card {
        align-items: flex-start;
        flex-direction: column;
    }

    .composer-balance {
        text-align: left;
    }

    .preview-action-btn {
        min-width: 100%;
    }
}

/* ── No Results State ── */
.no-results {
    text-align: center;
    padding: 40px 20px;
    color: var(--color-label-secondary);
    font: var(--font-subhead);
}

/* ── Print Media Query ── */
@media print {
    body { background: white !important; }
    .nav-bar, .tab-bar, .fab, .toast-container,
    .preview-actions { display: none !important; }
    .main-content {
        overflow: visible !important;
        padding: 0 !important;
    }
    #app {
        max-width: none;
        border: none;
    }
    .preview-card {
        box-shadow: none;
        padding: 0;
    }
}