/*
 * Copyright (c) 2026 Eebii Invoice Generator
 * All Rights Reserved.
 *
 * This code is protected by copyright laws. 
 * Unauthorized copying, modification, or distribution is strictly prohibited.
 */

/* Global Styles */
:root {
    --primary-color: #3b82f6;
    /* Blue Accent */
    --primary-dark: #2563eb;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #f3f4f6;
    --white: #ffffff;
    --border-color: #e5e7eb;
    --danger-color: #ef4444;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Header */
.site-header {
    background: var(--white);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: #111827;
}

.badge {
    background: #dbeafe;
    color: #1e40af;
    font-size: 0.75rem;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    vertical-align: middle;
}

.btn-pro {
    background: #111827;
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-pro:hover {
    opacity: 0.9;
}

/* Base Layout */
.app-container {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 1rem;
    display: grid;
    /* Grid handled by media queries */
    gap: 1rem;
    min-height: calc(100vh - 150px);
    overflow-x: hidden;
}

@media (max-width: 900px) {
    .app-container {
        /* On very small screens/mobiles, stack customized */
        grid-template-columns: 1fr;
    }

    .ad-sidebar {
        grid-column: 1;
        width: 100%;
        height: auto;
        min-height: 250px;
        position: static;
        margin-top: 2rem;
    }

    /* Mobile Scaling for A4 Preview */
    .a4-page {
        transform: scale(0.45);
        transform-origin: top center;
        /* Center scaling */
        margin-bottom: -160mm;
        width: 210mm;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .preview-panel {
        width: 100%;
        overflow: hidden;
        display: flex;
        justify-content: center;
        background: #f3f4f6;
        padding-bottom: 1rem;
    }

    /* On very small screens, scale even more */
    @media (max-width: 480px) {
        .a4-page {
            transform: scale(0.35);
            margin-bottom: -190mm;
        }
    }
}

/* Force 3-column layout on standard Laptops and Tablets (Landscape) */
/* Force 3-column layout on standard Laptops and Tablets (Landscape) */
@media (min-width: 901px) {
    .app-container {
        /* Squeeze columns: Editor | scaled Preview | Ad */
        grid-template-columns: 1fr auto 240px;
        /* Reduced sidebar width */
        gap: 1rem;
    }

    .a4-page {
        /* Slightly larger preview */
        transform: scale(0.65);
        transform-origin: top left;
        margin-bottom: -100mm;
        width: 210mm;
    }

    /* Wrapper for preview to constrain its width in the grid */
    .preview-panel {
        width: 140mm;
        /* Approx width after 0.65 scale */
        overflow: hidden;
    }

    /* Adjust sidebar ad container in this view */
    .ad-sidebar {
        width: 100%;
        max-width: 240px;
    }
}

/* Ad Placeholders */
.ad-banner,
.ad-bottom {
    width: 100%;
    max-width: 1200px;
    margin: 1rem auto;
    background: #f1f5f9;
    border: 1px dashed #cbd5e1;
    color: #64748b;
    text-align: center;
    padding: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100px;
    /* Leaderboard height approx */
    border-radius: 8px;
}

.ad-sidebar {
    width: 300px;
    background: #f1f5f9;
    border: 1px dashed #cbd5e1;
    color: #64748b;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 600px;
    /* Skyscraper height */
    position: sticky;
    top: 1rem;
    border-radius: 8px;
}

/* Editor Panel */
.editor-panel {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

.editor-panel h2 {
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.form-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.form-section h3 {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 0;
    /* Changed from 1rem */
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    cursor: pointer;
    user-select: none;
}

.checkbox-wrapper input {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.input-group {
    margin-bottom: 1rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.15s;
    resize: vertical;
    /* Allow vertical resize for textarea */
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
}

/* Items Table Editor */
#items-table-editor {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

#items-table-editor th {
    text-align: left;
    padding: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-light);
    border-bottom: 2px solid var(--border-color);
}

#items-table-editor td {
    padding-top: 0.5rem;
}

#items-table-editor input {
    padding: 0.4rem;
}

.btn-add-row {
    color: var(--primary-color);
    background: none;
    border: 1px dashed var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    width: 100%;
    cursor: pointer;
    font-weight: 600;
}

.btn-add-row:hover {
    background: #eff6ff;
}

.btn-remove {
    color: var(--danger-color);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0 0.5rem;
}

/* Preview Panel */
.preview-panel {
    position: sticky;
    top: 1rem;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.btn-download {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    transition: transform 0.1s;
}

.btn-download:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* A4 Page */
.a4-page {
    background: white;
    width: 210mm;
    min-height: 297mm;
    margin: 0 auto;
    padding: 10mm 15mm;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    font-size: 14px;
    color: #333;
    display: flex;
    flex-direction: column;

    /* Default is no transform, media query handles scaling */
    transform-origin: top left;
}


/* PDF Styles */
.pdf-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    border-bottom: 2px solid #eee;
    padding-bottom: 1rem;
    align-items: flex-start;
    /* Ensure top alignment */
}

.pdf-company-info {
    max-width: 60%;
}

.pdf-company-info h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.pdf-invoice-meta {
    text-align: right;
}

.pdf-invoice-meta h2 {
    font-size: 1.2rem;
    text-align: right;
    color: #bbb;
    margin-bottom: 0.5rem;
}

.pdf-invoice-meta table td {
    padding: 2px 5px;
    text-align: right;
}

.pdf-invoice-meta table td:first-child {
    font-weight: 600;
    color: #666;
}

.pdf-bill-to {
    margin-bottom: 2rem;
}

.pdf-bill-to h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    color: #666;
    margin-bottom: 0.4rem;
}

.pdf-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
}

.pdf-table th {
    background: #f9fafb;
    padding: 8px;
    text-align: left;
    font-weight: 600;
    font-size: 0.85rem;
    border-bottom: 1px solid #ddd;
}

.pdf-table td {
    padding: 8px;
    border-bottom: 1px solid #eee;
}

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

.pdf-totals {
    display: flex;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 1rem;
}

.amount-in-words {
    width: 50%;
    font-size: 0.85rem;
    color: #666;
}

.totals-breakdown {
    width: 40%;
}

.totals-breakdown .row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
}

.totals-breakdown .total-row {
    font-weight: 700;
    font-size: 1.1rem;
    border-top: 1px solid #000;
    margin-top: 8px;
    padding-top: 8px;
}

.pdf-footer {
    margin-top: 3rem;
    text-align: right;
}

.signature-box {
    display: inline-block;
    text-align: center;
}

.sig-space {
    height: 60px;
    border-bottom: 1px solid #000;
    margin-bottom: 5px;
}

/* Ad Banner */
.ad-banner {
    max-width: 1400px;
    margin: 1rem auto;
    background: #e5e7eb;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 0.9rem;
    border-radius: 4px;
}

footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.footer-nav {
    margin-top: 1rem;
    font-size: 0.85rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.footer-link {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.2s;
    font-weight: 500;
}

.footer-link:hover {
    color: var(--primary-color);
}

.brand-link {
    text-decoration: none;
    font-weight: 800;
    color: var(--primary-color);
    position: relative;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;


    /* Glassy Effect */
    background: rgba(59, 130, 246, 0.1);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(59, 130, 246, 0.2);

    /* Glow/Animation */
    text-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
    display: inline-block;
}

.brand-link:hover {
    color: #2563eb;
    background: rgba(59, 130, 246, 0.2);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4), 0 0 5px rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
    text-shadow: 0 0 15px rgba(59, 130, 246, 0.6);
}

/* Glass/Gradient Text for Brand */
.brand-glass {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
    font-size: 1rem;
    padding: 0 4px;
    transition: all 0.3s ease;
    display: inline-block;
    filter: drop-shadow(0 0 2px rgba(37, 99, 235, 0.3));
}

.brand-glass:hover {
    filter: drop-shadow(0 0 8px rgba(124, 58, 237, 0.6));
    transform: scale(1.05);
}

/* Static Page Content */
.static-page-content {
    /* Seamless Layout */
    background: transparent;
    padding: 0 1rem;
    max-width: 1000px;
    margin: 4rem auto;
    text-align: left;
}

@media (max-width: 768px) {
    .static-page-content {
        margin: 2rem auto;
    }
}

.static-page-content h1 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.static-page-content p {
    margin-bottom: 1rem;
    color: #4b5563;
    line-height: 1.6;
}

.static-page-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: #1f2937;
}

.static-page-content ul {
    text-align: left;
    display: inline-block;
    margin: 1rem 0;
    color: #4b5563;
}

.text-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.text-link:hover {
    text-decoration: underline;

}
/* SEO Content Section (AdSense Approval Boost) */
.seo-content {
    max-width: 1000px;
    margin: 40px auto;
    background: var(--white);
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

.seo-content h2,
.seo-content h3 {
    margin-bottom: 0.8rem;
    color: #111827;
}

.seo-content p {
    margin-bottom: 1rem;
    color: #4b5563;
    line-height: 1.7;
}

.seo-content ul {
    padding-left: 1.2rem;
    color: #4b5563;
}