/* -------------------------------------------------------------
 * INVOICIFLY - PREMIUM STYLING SYSTEM
 * ------------------------------------------------------------- */

/* Custom Google Fonts Variable */
:root {
    --font-heading: 'Outfit', 'Plus Jakarta Sans', system-ui, sans-serif;
    --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;
    --container-padding: 24px;

    /* Default: Midnight Nebula Theme Variable Tokens */
    --theme-bg: #0b0813;
    --theme-panel-bg: rgba(18, 14, 33, 0.7);
    --theme-card-bg: rgba(26, 21, 46, 0.45);
    --theme-border: rgba(147, 51, 234, 0.18);
    --theme-border-active: rgba(168, 85, 247, 0.5);

    --color-primary: #a855f7;
    --color-primary-glow: rgba(168, 85, 247, 0.35);
    --color-primary-hover: #c084fc;
    --color-success: #10b981;
    --color-danger: #ef4444;

    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-inverse: #0b0813;

    --glass-blur: blur(16px);
    --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.5),
        0 1px 1px 0 rgba(255, 255, 255, 0.05) inset;

    --invoice-accent-grad: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);
    --invoice-header-bg: #f9fafb;
    --invoice-text-dark: #1f2937;
    --invoice-text-gray: #4b5563;
    --invoice-border-light: #e5e7eb;
}

/* 🌿 Emerald Mint Theme Variable Tokens */
[data-theme="emerald"] {
    --theme-bg: #050d0a;
    --theme-panel-bg: rgba(8, 22, 17, 0.7);
    --theme-card-bg: rgba(12, 33, 26, 0.45);
    --theme-border: rgba(16, 185, 129, 0.18);
    --theme-border-active: rgba(52, 211, 153, 0.5);

    --color-primary: #10b981;
    --color-primary-glow: rgba(16, 185, 129, 0.35);
    --color-primary-hover: #34d399;

    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --text-inverse: #050d0a;

    --invoice-accent-grad: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
}

/* 👑 Royal Gold Theme Variable Tokens */
[data-theme="royal"] {
    --theme-bg: #0a0806;
    --theme-panel-bg: rgba(20, 16, 12, 0.7);
    --theme-card-bg: rgba(28, 23, 17, 0.45);
    --theme-border: rgba(245, 158, 11, 0.18);
    --theme-border-active: rgba(251, 191, 36, 0.5);

    --color-primary: #f59e0b;
    --color-primary-glow: rgba(245, 158, 11, 0.35);
    --color-primary-hover: #fbbf24;

    --text-main: #f8fafc;
    --text-muted: #a1a1aa;
    --text-inverse: #0a0806;

    --invoice-accent-grad: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
}

/* ❄️ Arctic Minimal Light Theme Variable Tokens */
[data-theme="arctic"] {
    --theme-bg: #f8fafc;
    --theme-panel-bg: rgba(255, 255, 255, 0.85);
    --theme-card-bg: rgba(241, 245, 249, 0.6);
    --theme-border: rgba(148, 163, 184, 0.2);
    --theme-border-active: rgba(59, 130, 246, 0.5);

    --color-primary: #2563eb;
    --color-primary-glow: rgba(37, 99, 235, 0.15);
    --color-primary-hover: #1d4ed8;

    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-inverse: #ffffff;

    --shadow-premium: 0 10px 30px -10px rgba(15, 23, 42, 0.08),
        0 1px 1px 0 rgba(255, 255, 255, 0.8) inset;

    --invoice-accent-grad: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
}

/* -------------------------------------------------------------
 * RESET & GLOBAL STYLES
 * ------------------------------------------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background-color: var(--theme-bg);
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
    transition: background-color 0.4s ease, color 0.4s ease;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Dynamic Glowing Backgrounds */
.glow-bg {
    position: fixed;
    border-radius: 50%;
    filter: blur(140px);
    z-index: -1;
    opacity: 0.22;
    transition: background-color 0.8s ease;
    pointer-events: none;
}

.bg-1 {
    width: 400px;
    height: 400px;
    background-color: var(--color-primary);
    top: -50px;
    left: -50px;
}

.bg-2 {
    width: 500px;
    height: 500px;
    background-color: #6366f1;
    bottom: -100px;
    right: -100px;
}

[data-theme="emerald"] .bg-2 {
    background-color: #06b6d4;
}

[data-theme="royal"] .bg-2 {
    background-color: #ea580c;
}

[data-theme="arctic"] .bg-2 {
    background-color: #38bdf8;
    opacity: 0.1;
}

[data-theme="arctic"] .bg-1 {
    opacity: 0.1;
}

/* -------------------------------------------------------------
 * LAYOUT CONTAINERS
 * ------------------------------------------------------------- */
.app-container {
    max-width: 1560px;
    margin: 0 auto;
    padding: var(--container-padding);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--theme-panel-bg);
    border: 1px solid var(--theme-border);
    border-radius: 16px;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-premium);
    transition: background 0.4s ease, border 0.4s ease;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--invoice-accent-grad);
    color: var(--text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px var(--color-primary-glow);
}

.logo-area h1 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-main);
}

.logo-area h1 span {
    background: var(--invoice-accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 500;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Form Styles and Selector Modifiers */
.premium-select {
    padding: 10px 16px;
    border-radius: 10px;
    background: var(--theme-card-bg);
    border: 1px solid var(--theme-border);
    color: var(--text-main);
    font-family: var(--font-body);
    font-weight: 500;
    outline: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.premium-select:hover,
.premium-select:focus {
    border-color: var(--theme-border-active);
    box-shadow: 0 0 10px var(--color-primary-glow);
}

.premium-select option {
    background-color: var(--theme-bg);
    color: var(--text-main);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    border: none;
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: var(--invoice-accent-grad);
    color: #ffffff;
    box-shadow: 0 4px 15px var(--color-primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--color-primary-glow);
    filter: brightness(1.1);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--theme-card-bg);
    border: 1px solid var(--theme-border);
    color: var(--text-main);
}

.btn-secondary:hover {
    border-color: var(--theme-border-active);
    background: rgba(255, 255, 255, 0.05);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
    border-radius: 8px;
}

.btn-xs {
    padding: 4px 8px;
    font-size: 11px;
    border-radius: 6px;
}

.btn-full-width {
    width: 100%;
}

.mt-3 {
    margin-top: 12px;
}

/* -------------------------------------------------------------
 * MAIN GRID WORKSPACE
 * ------------------------------------------------------------- */
.workspace-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 24px;
    flex-grow: 1;
}

@media (max-width: 1150px) {
    .workspace-grid {
        grid-template-columns: 1fr;
    }
}

/* -------------------------------------------------------------
 * LEFT PANEL: CONTROLS & CRM
 * ------------------------------------------------------------- */
.control-panel {
    background: var(--theme-panel-bg);
    border: 1px solid var(--theme-border);
    border-radius: 16px;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-premium);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: background 0.4s ease, border 0.4s ease;
}

.tabs-header {
    display: flex;
    border-bottom: 1px solid var(--theme-border);
    background: rgba(0, 0, 0, 0.15);
}

.tab-btn {
    flex: 1;
    padding: 16px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.02);
}

.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.04);
}

.tabs-content {
    padding: 24px;
    overflow-y: auto;
    max-height: calc(100vh - 210px);
}

.tab-pane {
    display: none;
    flex-direction: column;
    gap: 24px;
}

.tab-pane.active {
    display: flex;
}

.panel-section {
    background: var(--theme-card-bg);
    border: 1px solid var(--theme-border);
    padding: 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.panel-section:hover {
    border-color: rgba(255, 255, 255, 0.06);
}

.panel-section h3 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 16px;
    border-left: 3px solid var(--color-primary);
    padding-left: 10px;
}

.section-title-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.section-title-action h3 {
    margin-bottom: 0;
}

/* Forms Grid */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.col-span-2 {
    grid-column: span 2;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea,
.premium-input-style {
    padding: 10px 14px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--theme-border);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--theme-border-active);
    box-shadow: 0 0 10px var(--color-primary-glow);
    background: rgba(0, 0, 0, 0.35);
}

.form-group textarea {
    resize: vertical;
}

/* Dynamic Items Editor */
.items-editor-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.item-row {
    display: grid;
    grid-template-columns: 2.2fr 0.8fr 1fr 0.4fr;
    gap: 10px;
    align-items: end;
    animation: fadeInRow 0.3s ease forwards;
}

@keyframes fadeInRow {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-delete {
    height: 38px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--color-danger);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.btn-delete:hover {
    background: var(--color-danger);
    color: white;
}

/* CRM Client List Styles */
.crm-list-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 350px;
    overflow-y: auto;
}

.empty-state-text {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    padding: 20px;
    line-height: 1.5;
}

.crm-card {
    background: rgba(0, 0, 0, 0.15);
    border: 1px solid var(--theme-border);
    padding: 12px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.crm-card:hover {
    border-color: var(--theme-border-active);
    background: rgba(255, 255, 255, 0.02);
}

.crm-card-info h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 4px;
}

.crm-card-info p {
    font-size: 11px;
    color: var(--text-muted);
}

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

.crm-balance-badge {
    margin-top: 6px;
    font-size: 11px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 6px;
    border: 1px solid transparent;
}

.crm-balance-badge.debt {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.25);
}

.crm-balance-badge.clear {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border-color: rgba(16, 185, 129, 0.25);
}


/* -------------------------------------------------------------
 * RIGHT PANEL: LIVE INVOICE PREVIEW
 * ------------------------------------------------------------- */
.preview-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.preview-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}

.preview-badge {
    background: var(--color-primary-glow);
    color: var(--color-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 700;
    border: 1px solid rgba(168, 85, 247, 0.1);
}

.preview-tip {
    color: var(--text-muted);
}

/* The Digital Invoice Sheet (Emulated Paper A4 size proportionally) */
.invoice-paper {
    width: 100%;
    max-width: 800px;
    min-height: 1050px;
    background-color: var(--invoice-header-bg);
    color: var(--invoice-text-dark);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-radius: 12px;
    padding: 45px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.invoice-paper.flash-highlight {
    animation: glowFlash 0.5s ease-out;
}

@keyframes glowFlash {
    0% {
        box-shadow: 0 0 0 0px var(--color-primary-glow);
        transform: scale(1);
    }

    50% {
        box-shadow: 0 0 30px 10px var(--color-primary-glow);
        transform: scale(1.01);
    }

    100% {
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
        transform: scale(1);
    }
}

.invoice-inner-content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.layout-accent-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--invoice-accent-grad);
}

/* BRAND HEADER BLOCK */
.invoice-brand-block {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 15px;
    margin-bottom: 24px;
    gap: 20px;
}

.invoice-title-sender {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 800;
    color: var(--invoice-text-dark);
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 6px;
}

.invoice-text-sender {
    font-size: 12px;
    color: var(--invoice-text-gray);
    line-height: 1.5;
}

.invoice-large-title {
    font-family: var(--font-heading);
    font-size: 38px;
    font-weight: 900;
    text-align: right;
    letter-spacing: -1px;
    line-height: 1;
    background: var(--invoice-accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
}

.meta-badge-grid {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: white;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--invoice-border-light);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.meta-row {
    display: flex;
    justify-content: space-between;
    width: 170px;
    font-size: 11px;
}

.meta-lbl {
    color: var(--invoice-text-gray);
    text-transform: uppercase;
    font-weight: 600;
}

.meta-val {
    color: var(--invoice-text-dark);
    text-align: right;
}

.font-bold {
    font-weight: 700;
}

.font-semibold {
    font-weight: 600;
}

.font-danger {
    color: #dc2626;
    font-weight: 600;
}

.font-success {
    color: #15803d;
}

.invoice-divider {
    border: 0;
    height: 1px;
    background: var(--invoice-border-light);
    margin-bottom: 24px;
}

/* BILLING INFORMATION BLOCK */
.invoice-billing-block {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.billing-heading {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--invoice-text-gray);
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    font-weight: 700;
}

.billing-client-name {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--invoice-text-dark);
    margin-bottom: 4px;
}

.billing-client-detail {
    font-size: 12px;
    color: var(--invoice-text-gray);
    line-height: 1.5;
}

/* ITEMS TABLE */
.invoice-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

.invoice-table th {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--invoice-text-gray);
    border-bottom: 2px solid var(--invoice-text-dark);
    padding: 10px 12px;
    letter-spacing: 0.5px;
}

.invoice-table td {
    padding: 12px;
    font-size: 13px;
    color: var(--invoice-text-dark);
    border-bottom: 1px solid var(--invoice-border-light);
}

.col-desc {
    text-align: left;
    width: 50%;
}

.col-qty {
    text-align: center;
    width: 12%;
}

.col-rate {
    text-align: right;
    width: 18%;
}

.col-total {
    text-align: right;
    width: 20%;
}

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.item-desc-bold {
    font-weight: 600;
    color: var(--invoice-text-dark);
}

/* TOTALS SECTION */
.invoice-total-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 40px;
}

.totals-table {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.total-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--invoice-text-gray);
}

.grand-total-row {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 800;
    color: var(--invoice-text-dark);
    border-top: 2px solid var(--invoice-text-dark);
    padding-top: 10px;
    margin-top: 4px;
}

.grand-total-amount {
    background: var(--invoice-accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* FOOTER NOTES AND SIGNATURE */
.invoice-footer-block {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 40px;
    align-items: end;
    margin-top: auto;
    /* Push to bottom of sheet */
}

.notes-heading {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--invoice-text-gray);
    margin-bottom: 6px;
    font-weight: 700;
}

.footer-notes p {
    font-size: 11px;
    color: var(--invoice-text-gray);
    line-height: 1.6;
    white-space: pre-line;
}

.footer-sign {
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.signature-line {
    width: 140px;
    height: 1px;
    background: var(--invoice-text-gray);
    margin-bottom: 8px;
}

.signature-lbl {
    font-size: 11px;
    color: var(--invoice-text-gray);
    text-transform: uppercase;
    font-weight: 600;
}

.signature-cursive {
    font-family: 'Caveat', cursive;
    font-size: 34px;
    font-weight: 700;
    color: #1d4ed8;
    /* Elegant blue ink signature */
    margin-bottom: -5px;
    letter-spacing: 0.5px;
    -webkit-user-select: none;
    user-select: none;
    transform: rotate(-3deg) translateY(-8px);
    /* Natural pen signature resting on top of the line */
    transition: all 0.3s ease;
    text-align: right;
    display: inline-block;
    width: 100%;
    padding-right: 15px;
}

/* In dynamic layouts, adjust signature ink color */
.invoice-paper[data-layout="minimalist"] .signature-cursive {
    color: #0f172a;
}

.invoice-paper[data-layout="corporate"] .signature-cursive {
    color: #1e3a8a;
}

/* -------------------------------------------------------------
 * HIGH FIDELITY LAYOUT STYLES (Dynamic Switching)
 * ------------------------------------------------------------- */

/* 💼 Corporate Classic Layout */
.invoice-paper[data-layout="corporate"] {
    background-color: #ffffff;
}

.invoice-paper[data-layout="corporate"] .layout-accent-bar {
    height: 12px;
    background: #1e3a8a;
    /* Solid deep corporate blue */
}

.invoice-paper[data-layout="corporate"] .invoice-large-title {
    background: none;
    -webkit-text-fill-color: #1e3a8a;
    color: #1e3a8a;
}

.invoice-paper[data-layout="corporate"] .grand-total-amount {
    background: none;
    -webkit-text-fill-color: #1e3a8a;
    color: #1e3a8a;
}

.invoice-paper[data-layout="corporate"] .invoice-table th {
    border-bottom: 3px double #1e3a8a;
    background: #f8fafc;
}

.invoice-paper[data-layout="corporate"] .meta-badge-grid {
    border-color: #cbd5e1;
    border-radius: 0;
}

/* ✨ Minimalist Elegant Layout */
.invoice-paper[data-layout="minimalist"] {
    background-color: #ffffff;
    padding: 50px;
}

.invoice-paper[data-layout="minimalist"] .layout-accent-bar {
    display: none;
}

.invoice-paper[data-layout="minimalist"] .invoice-large-title {
    background: none;
    -webkit-text-fill-color: #000000;
    color: #000000;
    font-weight: 300;
    font-size: 32px;
    letter-spacing: 2px;
}

.invoice-paper[data-layout="minimalist"] .grand-total-amount {
    background: none;
    -webkit-text-fill-color: #000000;
    color: #000000;
}

.invoice-paper[data-layout="minimalist"] .invoice-table th {
    border-bottom: 1px solid #000000;
    background: transparent;
    font-weight: 500;
}

.invoice-paper[data-layout="minimalist"] .invoice-divider {
    background: #000000;
    height: 1px;
}

.invoice-paper[data-layout="minimalist"] .meta-badge-grid {
    border: none;
    padding: 0;
    box-shadow: none;
}

/* -------------------------------------------------------------
 * SALES DASHBOARD & HISTORY STYLING
 * ------------------------------------------------------------- */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--theme-card-bg);
    border: 1px solid var(--theme-border);
    padding: 18px 16px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.kpi-card:hover {
    border-color: var(--theme-border-active);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

.kpi-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.75px;
}

.kpi-value {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    color: var(--text-main);
}

.dashboard-chart-section {
    padding: 20px;
}

.chart-container {
    position: relative;
    height: 220px;
    width: 100%;
    margin-top: 10px;
}

.history-table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--theme-border);
    background: rgba(0, 0, 0, 0.15);
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}

.history-table th {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.2);
    padding: 12px 16px;
    border-bottom: 1px solid var(--theme-border);
}

.history-table td {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    vertical-align: middle;
}

.history-table tr:last-child td {
    border-bottom: none;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
    transition: all 0.2s ease;
}

.status-badge.paid {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-badge.pending {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.status-badge:hover {
    filter: brightness(1.25);
    transform: scale(1.04);
}

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

/* -------------------------------------------------------------
 * AUTOCOMPLETE SUGGESTIONS
 * ------------------------------------------------------------- */
.autocomplete-wrapper {
    position: relative;
}

.autocomplete-suggestions {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    width: 100%;
    max-height: 200px;
    overflow-y: auto;
    background: var(--theme-panel-bg);
    border: 1px solid var(--theme-border);
    border-radius: 8px;
    z-index: 1000;
    box-shadow: var(--shadow-premium);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    display: none;
    flex-direction: column;
}

.autocomplete-suggestions.active {
    display: flex;
}

.suggestion-item {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-main);
    transition: all 0.15s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    text-align: left;
}

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

.suggestion-item:hover, .suggestion-item.highlighted {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-primary);
}


/* -------------------------------------------------------------
 * MODAL SYSTEM
 * ------------------------------------------------------------- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--theme-panel-bg);
    border: 1px solid var(--theme-border);
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    box-shadow: var(--shadow-premium);
    overflow: hidden;
    animation: modalIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--theme-border);
}

.modal-header h2 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
}

.close-btn:hover {
    color: var(--text-main);
}

.modal-body-list {
    padding: 20px;
    max-height: 400px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.modal-client-item {
    background: var(--theme-card-bg);
    border: 1px solid var(--theme-border);
    padding: 12px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.modal-client-item:hover {
    border-color: var(--theme-border-active);
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.02);
}

/* -------------------------------------------------------------
 * MOBILE RESPONSIVENESS AND SCREEN ADAPTABILITY
 * ------------------------------------------------------------- */
@media (max-width: 950px) {
    .app-header {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        padding: 16px;
    }

    .header-actions {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }

    .header-actions>* {
        flex: 1 1 calc(50% - 12px);
        /* Wrap selectors and buttons side-by-side in grid on tablet */
    }
}

@media (max-width: 848px) {
    :root {
        --container-padding: 16px;
    }

    .app-container {
        padding: var(--container-padding);
        gap: 16px;
    }

    .preview-panel {
        width: 100% !important;
        min-width: 0 !important;
        overflow: hidden !important;
    }

    .invoice-paper {
        width: 800px !important;
        min-width: 800px !important;
        /* Scale down the invoice to fit the screen width dynamically */
        transform: scale(var(--invoice-scale, 1)) !important;
        transform-origin: top left !important;
        align-self: flex-start !important;
        margin-bottom: calc(-1050px * (1 - var(--invoice-scale, 1))) !important;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 12px;
    }

    .app-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 12px;
    }

    .header-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .premium-select {
        width: 100%;
    }

    .tabs-content {
        padding: 16px 12px;
        max-height: none;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .col-span-2 {
        grid-column: span 1;
    }

    .item-row {
        grid-template-columns: 1fr;
        gap: 10px;
        border-bottom: 1px solid var(--theme-border);
        padding-bottom: 12px;
        margin-bottom: 12px;
        align-items: stretch;
    }

    .item-row:last-child {
        border-bottom: none;
        padding-bottom: 0;
        margin-bottom: 0;
    }

    .btn-delete {
        width: 100%;
        margin-top: 5px;
    }
}

/* -------------------------------------------------------------
 * 🖨️ PRINT & PDF STYLESHEET
 * ------------------------------------------------------------- */
@media print {

    /* Hide everything that is NOT the invoice paper mockup */
    body {
        background: #ffffff !important;
        color: #000000 !important;
    }

    .no-print,
    .app-header,
    .control-panel,
    .preview-header,
    .glow-bg,
    .modal {
        display: none !important;
    }

    .app-container {
        padding: 0 !important;
        margin: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
        min-height: unset !important;
    }

    .workspace-grid {
        display: block !important;
        width: 100% !important;
    }

    .preview-panel {
        width: 100% !important;
        display: block !important;
        padding: 0 !important;
    }

    .invoice-paper {
        border: none !important;
        box-shadow: none !important;
        background-color: #ffffff !important;
        padding: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        min-height: unset !important;
        border-radius: 0 !important;
        margin: 0 !important;
    }

    /* Print color fidelity fixes */
    .grand-total-amount {
        -webkit-text-fill-color: initial !important;
        color: #000000 !important;
        font-weight: 900 !important;
    }

    .invoice-large-title {
        -webkit-text-fill-color: initial !important;
        color: #000000 !important;
    }
}

/* -------------------------------------------------------------
 * DIGITAL HEROES REQUIREMENT BAR
 * ------------------------------------------------------------- */
.dh-top-bar {
    width: 100%;
    background: linear-gradient(90deg, rgba(139, 92, 246, 0.15) 0%, rgba(99, 102, 241, 0.15) 100%);
    border: 1px dashed var(--theme-border-active);
    border-radius: 12px;
    padding: 12px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    gap: 16px;
    box-sizing: border-box;
}

.dh-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-main);
    flex-wrap: wrap;
}

.dh-label {
    color: var(--text-muted);
    font-weight: 500;
}

.dh-value {
    font-weight: 700;
    color: var(--color-primary-hover);
}

.dh-separator {
    color: var(--theme-border);
}

.dh-email {
    color: var(--text-main);
}

.dh-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: var(--invoice-accent-grad);
    color: #ffffff;
    text-decoration: none;
    font-weight: 700;
    font-size: 13px;
    border-radius: 8px;
    box-shadow: 0 4px 15px var(--color-primary-glow);
    transition: all 0.3s ease;
    border: none;
}

.dh-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--color-primary-glow);
    filter: brightness(1.1);
}

@media (max-width: 768px) {
    .dh-top-bar {
        flex-direction: column;
        text-align: center;
        padding: 16px;
    }
    .dh-info {
        justify-content: center;
    }
    .dh-btn {
        width: 100%;
        justify-content: center;
    }
}

/* -------------------------------------------------------------
 * CLEANUP STYLES (ELIMINATING INLINE CSS)
 * ------------------------------------------------------------- */
.btn-unlock-business {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.input-readonly {
    background: rgba(255, 255, 255, 0.03);
    cursor: not-allowed;
}

.crm-ledger-section {
    display: none;
    margin-top: 24px;
}

.btn-close-ledger {
    background: rgba(255, 255, 255, 0.05) !important;
}

.kpi-grid-ledger {
    grid-template-columns: 1fr 1fr !important;
    gap: 12px !important;
    margin-bottom: 16px !important;
}

.kpi-card-compact {
    padding: 12px !important;
}

.kpi-label-xs {
    font-size: 10px !important;
}

.kpi-value-danger {
    font-size: 18px !important;
    color: var(--color-danger) !important;
}

.kpi-value-normal {
    font-size: 18px !important;
    color: var(--text-main) !important;
}

.history-heading {
    font-size: 12px !important;
    text-transform: uppercase !important;
    color: var(--text-muted) !important;
    margin-bottom: 8px !important;
    font-weight: 700 !important;
    letter-spacing: 0.5px !important;
}

.history-table-compact {
    max-height: 250px !important;
    overflow-y: auto !important;
}

.history-table-sm {
    font-size: 12px !important;
}

.dashboard-backup-section {
    margin-top: 24px !important;
}

.backup-desc {
    font-size: 13px !important;
    color: var(--text-muted) !important;
    margin-bottom: 16px !important;
    line-height: 1.5 !important;
    text-align: left !important;
}

.flex-wrap-container {
    display: flex !important;
    gap: 12px !important;
    flex-wrap: wrap !important;
}

.btn-backup-action {
    flex: 1 !important;
    min-width: 140px !important;
}

.svg-btn-icon {
    margin-right: 4px !important;
    vertical-align: middle !important;
}

.hidden-file-input {
    display: none !important;
}

.modal-content-sm {
    max-width: 400px !important;
}

.pin-modal-body {
    padding: 24px !important;
}

.pin-modal-desc {
    font-size: 13px !important;
    color: var(--text-muted) !important;
    margin-bottom: 16px !important;
    line-height: 1.5 !important;
}

.form-group-mb {
    margin-bottom: 20px !important;
}

.pin-input-field {
    text-align: center !important;
    font-size: 20px !important;
    letter-spacing: 8px !important;
    font-weight: 700 !important;
    width: 100% !important;
}

.pin-error-msg {
    color: var(--color-danger) !important;
    font-size: 12px !important;
    margin-bottom: 16px !important;
    text-align: center !important;
    display: none;
    font-weight: 600 !important;
}

.confirm-modal-actions {
    display: flex !important;
    gap: 12px !important;
    margin-top: 20px !important;
}

.btn-confirm-action {
    flex: 1 !important;
    padding: 10px 16px !important;
}