/* Reset и базовые стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #0f766e;
    --primary-dark: #115e59;
    --accent-color: #ea580c;
    --secondary-color: #4b5563;
    --success-color: #15803d;
    --danger-color: #b91c1c;
    --warning-color: #b45309;
    --background-color: #eef2f3;
    --card-background: #ffffff;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --border-color: #d1d5db;
    --shadow: 0 1px 2px rgba(17, 24, 39, 0.06);
    --shadow-lg: 0 20px 44px rgba(17, 24, 39, 0.12);
    --hero-from: #0f3d3a;
    --hero-to: #111827;
    --font-sans: "Manrope", system-ui, sans-serif;
    --font-display: "Literata", Georgia, serif;
}

/* Dark theme */
body.dark-theme {
    --background-color: #0b1220;
    --card-background: #151c2c;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --border-color: #2a3448;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 20px 44px rgba(0, 0, 0, 0.45);
    --hero-from: #042f2e;
    --hero-to: #0b1220;
}

body {
    font-family: var(--font-sans);
    line-height: 1.65;
    color: var(--text-primary);
    background-color: var(--background-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--card-background);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav {
    display: flex;
    gap: 20px;
}

.nav a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.nav a:hover {
    background-color: var(--background-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

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

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #475569;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.875rem;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* Features */
.features {
    padding: 60px 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--card-background);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.feature-card h3 {
    margin-bottom: 10px;
    color: var(--text-primary);
}

/* Products */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.product-card {
    background: var(--card-background);
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
}

.product-info {
    padding: 20px;
}

.product-info h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.product-category {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.product-price {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
}

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

.product-actions .btn {
    flex: 1;
}

/* Cart badge */
.cart-badge {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--danger-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

/* Catalog filters */
.catalog-filters {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.filter-group label {
    font-weight: 500;
    font-size: 0.875rem;
}

.filter-group select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    min-width: 150px;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-error {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 5px;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-background);
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: var(--background-color);
    font-weight: 600;
}

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

/* Cart page */
.cart-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--card-background);
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: var(--shadow);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    border-radius: 6px;
}

.cart-item-details {
    flex: 1;
}

.cart-item-title {
    font-weight: 600;
    margin-bottom: 5px;
}

.cart-item-price {
    color: var(--primary-color);
    font-weight: bold;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 10px;
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color);
    background: var(--card-background);
    cursor: pointer;
    border-radius: 4px;
    font-size: 1.2rem;
}

.quantity-input {
    width: 60px;
    text-align: center;
    padding: 6px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.cart-summary {
    background: var(--card-background);
    padding: 25px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-top: 20px;
}

.cart-summary h3 {
    margin-bottom: 15px;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 20px;
    padding-top: 15px;
    border-top: 2px solid var(--border-color);
}

/* Admin panel */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.admin-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    padding: 10px 20px;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--card-background);
    padding: 30px;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
}

/* Alerts */
.alert {
    padding: 12px 20px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #34d399;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #f87171;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fbbf24;
}

/* Footer */
.footer {
    background-color: var(--text-primary);
    color: white;
    padding: 30px 0;
    text-align: center;
    margin-top: 60px;
}

/* Utility classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.hidden { display: none; }

/* Contacts page */
.contacts-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 30px;
}

.contact-info h2,
.contact-form h2 {
    margin-bottom: 20px;
}

.contact-item {
    margin-bottom: 20px;
    padding: 15px;
    background: var(--card-background);
    border-radius: 6px;
    box-shadow: var(--shadow);
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Admin panel */
.admin-login {
    max-width: 400px;
    margin: 50px auto;
    padding: 30px;
    background: var(--card-background);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.admin-login h1 {
    text-align: center;
    margin-bottom: 30px;
}

.admin-actions {
    margin-bottom: 20px;
}

.admin-tabs {
    margin-bottom: 20px;
}

#products-table,
#categories-table,
#orders-table {
    margin-top: 20px;
}

/* Admin tables */
.admin-table {
    background: var(--card-background);
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

.admin-table table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

/* Inline category select in table */
.category-select-inline {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.875rem;
    background: var(--card-background);
    color: var(--text-primary);
    min-width: 120px;
    cursor: pointer;
}

.category-select-inline:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.admin-table th {
    background-color: var(--background-color);
    font-weight: 600;
    color: var(--text-primary);
}

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

.admin-table tr:hover {
    background-color: var(--background-color);
}

/* Admin list (for categories) */
.admin-list {
    background: var(--card-background);
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

.admin-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

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

.admin-list-item:hover {
    background-color: var(--background-color);
}

.admin-list-item span {
    font-weight: 500;
    font-size: 1rem;
}

/* Category colors */
.category-color {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}

/* Editable category name */
.category-name-edit {
    cursor: text;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.category-name-edit:hover {
    background-color: var(--background-color);
}

.category-name-edit:focus {
    outline: none;
    border: 1px solid var(--primary-color);
    background-color: var(--card-background);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.category-colors {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

.category-color-item {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-right: 15px;
    font-size: 0.875rem;
}

/* Order summary */
.order-summary {
    background: var(--background-color);
    padding: 20px;
    border-radius: 6px;
    margin: 20px 0;
}

.order-summary h3 {
    margin-bottom: 10px;
}

/* Guide / instruction page */
.guide-intro {
    color: var(--text-secondary);
    max-width: 720px;
    margin-bottom: 24px;
}

.guide-toc {
    display: block;
    max-width: 28rem;
    margin: 0 auto 36px;
    padding: 1rem 1.15rem 1rem 0.35rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.guide-toc ol {
    margin: 0;
    padding-left: 1.6rem;
}

.guide-toc li {
    margin: 0.4rem 0;
    line-height: 1.35;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.guide-toc a {
    display: inline;
    padding: 0;
    border: none;
    border-radius: 0;
    background: none;
    box-shadow: none;
    color: var(--text-primary);
    text-decoration: none;
    font-size: inherit;
    font-weight: 600;
}

.guide-toc a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.guide-step {
    display: grid;
    grid-template-columns: 1fr minmax(100px, 140px);
    gap: 20px;
    align-items: start;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.guide-step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    margin-bottom: 0;
    border-radius: 50%;
    background: var(--primary-color);
    color: #fff;
    font-weight: 700;
    font-size: 0.95rem;
    flex: 0 0 auto;
}

.guide-step-head {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0.85rem;
}

.guide-step-head h2,
.guide-step-text h2 {
    margin: 0;
    font-size: 1.35rem;
}

.guide-step-text > .guide-step-head + p {
    margin-top: 0;
}

.guide-step-text p {
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.guide-step-text ul {
    margin-left: 1.2rem;
    color: var(--text-secondary);
}

.guide-step-text li {
    margin-bottom: 6px;
}

.guide-shot {
    margin: 0;
    text-align: center;
}

.guide-shot-btn {
    display: block;
    width: 100%;
    max-width: 140px;
    margin: 0 auto;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: #000;
    cursor: zoom-in;
}

.guide-shot-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.guide-shot img {
    display: block;
    width: 100%;
    max-width: 140px;
    height: auto;
}

.guide-shot figcaption {
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.guide-lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(15, 23, 42, 0.82);
    cursor: zoom-out;
}

.guide-lightbox[hidden] {
    display: none !important;
}

.guide-lightbox img {
    max-width: min(920px, 96vw);
    max-height: 92vh;
    width: auto;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
    background: #111;
}

.guide-note {
    background: var(--card-background);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    padding: 24px;
    margin: 32px 0 16px;
    box-shadow: var(--shadow);
}

.guide-note h2 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.guide-note ol {
    margin: 0 0 16px 1.2rem;
    color: var(--text-secondary);
}

.guide-note li {
    margin-bottom: 8px;
}

.guide-note a {
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 15px;
    }

    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .cart-item {
        flex-direction: column;
        text-align: center;
    }

    table {
        display: block;
        overflow-x: auto;
    }

    .catalog-filters {
        flex-direction: column;
    }

    .filter-group select {
        width: 100%;
    }

    .guide-step {
        grid-template-columns: 1fr;
    }

    .guide-shot {
        max-width: 140px;
        margin: 0 auto;
    }

    .hero-sales {
        padding: 2.5rem 0 3rem;
    }

    .pitch-grid,
    .use-grid {
        grid-template-columns: 1fr;
    }

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

    .shot-frame {
        max-width: 280px;
        margin: 0 auto;
    }
}

/* ——— Sales / product pages ——— */
.logo {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav a.active {
    color: var(--primary-color);
    font-weight: 600;
}

.btn-outline {
    background: transparent;
    color: #f8fafc;
    border: 1px solid rgba(248, 250, 252, 0.5);
}

.btn-outline:hover {
    background: rgba(248, 250, 252, 0.12);
}

.section .btn-outline,
.main .btn-outline,
.section-cta .btn-outline {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.section .btn-outline:hover,
.main .btn-outline:hover,
.section-cta .btn-outline:hover {
    background: rgba(15, 118, 110, 0.08);
    color: var(--primary-dark);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1.05rem;
}

.hero-sales {
    position: relative;
    overflow: hidden;
    text-align: left;
    background:
        radial-gradient(ellipse 80% 60% at 75% 15%, rgba(15, 118, 110, 0.4), transparent 55%),
        linear-gradient(145deg, var(--hero-from), var(--hero-to));
    color: #f8fafc;
    padding: 4.5rem 0 5rem;
    margin-bottom: 0;
}

.hero-sales .hero-backdrop {
    display: none;
}

.hero-sales .hero-inner {
    position: relative;
    max-width: 720px;
}

.hero-brand {
    font-family: var(--font-display);
    font-size: clamp(2.35rem, 5vw, 3.35rem);
    font-weight: 700;
    line-height: 1.08;
    margin: 0 0 0.85rem;
    letter-spacing: -0.03em;
}

.hero-title {
    font-family: var(--font-sans);
    font-size: clamp(1.15rem, 2.2vw, 1.35rem);
    font-weight: 600;
    line-height: 1.35;
    margin: 0 0 1rem;
    opacity: 0.95;
}

.hero-lead {
    font-size: 1.05rem;
    line-height: 1.55;
    opacity: 0.9;
    margin: 0 0 1.75rem;
    max-width: 36rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.hero-note {
    font-size: 0.9rem;
    opacity: 0.75;
    margin: 0;
    max-width: 36rem;
}

.section .hero-note,
.main .hero-note,
.contact-simple .hero-note {
    opacity: 1;
    color: var(--text-secondary);
}

.section {
    padding: 3.25rem 0;
}

.section-alt {
    background: rgba(15, 118, 110, 0.06);
}

.section-cta {
    background: linear-gradient(120deg, var(--primary-dark), var(--primary-color));
    color: #f8fafc;
    text-align: center;
}

.section-cta .section-title,
.section-cta .section-lead {
    color: #f8fafc;
}

.section-cta .section-lead {
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

.section-cta .btn-outline {
    color: #f8fafc;
    border-color: rgba(248, 250, 252, 0.55);
}

.section-cta .btn-outline:hover {
    background: rgba(248, 250, 252, 0.12);
    color: #f8fafc;
}

.center {
    text-align: center;
}

.center-cta {
    justify-content: center;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2rem);
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
}

.section-lead {
    color: var(--text-secondary);
    margin: 0 0 1.75rem;
    max-width: 40rem;
    line-height: 1.55;
}

.pitch-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.pitch-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.35rem 1.25rem;
    box-shadow: var(--shadow);
}

.pitch-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.1rem;
}

.pitch-card p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 0.95rem;
}

.use-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.use-card {
    background: var(--card-background);
    border-left: 3px solid var(--primary-color);
    padding: 1rem 1.1rem;
}

.use-card h3 {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
}

.use-card p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.45;
}

.split {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2rem;
    align-items: center;
}

.check-list {
    margin: 1rem 0 1.5rem;
    padding-left: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.check-list li + li {
    margin-top: 0.35rem;
}

.shot-frame {
    margin: 0;
    text-align: center;
}

.shot-frame img {
    display: block;
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.shot-frame figcaption {
    margin-top: 0.65rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.narrow-top {
    padding-top: 2.5rem;
    padding-bottom: 3rem;
    max-width: 820px;
}

.guide-intro {
    color: var(--text-secondary);
    margin: 0.75rem 0 1.75rem;
    line-height: 1.55;
    max-width: 40rem;
}

.download-box {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem 1.75rem;
    box-shadow: var(--shadow-lg);
    margin-bottom: 1.75rem;
}

.download-box h2 {
    margin: 0;
    font-size: 1.25rem;
}

.download-box p {
    margin: 0;
    color: var(--text-secondary);
}

.install-steps {
    margin: 0.25rem 0 0;
    padding-left: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.install-steps li + li {
    margin-top: 0.35rem;
}

.cap-block {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.35rem 1.3rem;
    margin-bottom: 1rem;
}

.cap-block h2 {
    font-size: 1.2rem;
    margin: 0 0 0.65rem;
}

.cap-block p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.55;
}

.cap-block p + p,
.cap-block p + ul,
.cap-block ul + p {
    margin-top: 0.75rem;
}

.contact-simple {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem 1.6rem;
    max-width: 28rem;
    box-shadow: var(--shadow);
}

.contact-email-label {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-email {
    margin: 0.35rem 0 1rem;
    font-size: 1.25rem;
    font-weight: 700;
}

.contact-email a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-email a:hover {
    text-decoration: underline;
}

.footer-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    align-items: center;
    justify-content: space-between;
}

.footer a {
    color: inherit;
    opacity: 0.9;
}

.footer a:hover {
    opacity: 1;
}


/* ——— Home layout 20260730d ——— */
html:has(body.page-home),
body.page-home {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif !important;
    background: linear-gradient(145deg, #f7f1e8 0%, #efe4d4 48%, #e6d7c3 100%) !important;
    background-attachment: fixed !important;
    background-color: #efe4d4 !important;
    min-height: 100vh;
    margin: 0;
    padding: 20px 12px 32px;
    color: #1e293b;
    font-size: 120% !important;
}

.page-home .home-menu-wrap {
    width: 100%;
    display: flex;
    justify-content: center;
    margin: 0 0 22px;
}
.page-home .home-menu {
    display: block !important;
    width: min(900px, 96%) !important;
    max-width: 96%;
    box-sizing: border-box !important;
    margin: 0 !important;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 50%, #d1d5db 100%) !important;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-bottom: none;
    padding: 0.55rem 1.1rem;
}

.page-home .home-menu-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
    align-items: center;
    gap: 0.5rem 1.5em;
    width: 100%;
    max-width: none;
    box-sizing: border-box;
    padding: 0.65rem 0.5rem;
    font-size: 1.35rem;
    font-weight: 700;
}

.page-home .home-menu-nav a {
    color: #1f2937 !important;
    text-decoration: none;
    padding: 0.55rem 0.9rem;
    border-radius: 999px;
    font-weight: 700 !important;
    margin: 0 !important;
    white-space: nowrap;
    box-sizing: border-box;
}

.page-home .home-menu-nav a:hover,
.page-home .home-menu-nav a.active {
    background: rgba(255, 255, 255, 0.85);
    color: #111827 !important;
    font-weight: 700 !important;
}

.home-main {
    max-width: 980px;
    margin: 0 auto;
    padding: 1.5rem 1.25rem 2rem;
}

.home-hero {
    text-align: center !important;
    padding: 1.75rem 0.5rem 2rem;
}

.home-mark {
    font-size: 6.72rem !important;
    line-height: 1.05 !important;
    margin: 0 auto 1rem !important;
    display: block !important;
    width: 100% !important;
    text-align: center !important;
}

.home-hero h1 {
    margin: 0 0 0.85rem;
    font-size: clamp(2rem, 4vw, 2.6rem);
    color: #1e3c72;
    font-weight: 800;
}

.home-brand-badge {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    margin: 0 auto 1rem !important;
    padding: 0.55rem 1.35rem 0.6rem;
    border-radius: 999px;
    background: linear-gradient(160deg, #eafaf1 0%, #d2f0df 55%, #bfe8d2 100%);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    color: #14532d !important;
    font-size: clamp(1.7rem, 3.5vw, 2.2rem) !important;
    font-weight: 800 !important;
    text-align: center;
}

.home-check {
    color: #dc2626;
    font-size: 1.15em;
    font-weight: 900;
    line-height: 1;
}

.home-lead,
.home-text {
    margin: 0 auto 1rem;
    max-width: 42rem;
    line-height: 1.6;
    color: #334155;
    font-size: 1.08rem;
    text-align: left;
}

.home-lead-box {
    background: linear-gradient(160deg, #eafaf1 0%, #d2f0df 55%, #bfe8d2 100%);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    padding: 1.1rem 1.25rem;
    color: #14532d !important;
    font-weight: 700 !important;
    text-align: left;
}

.home-panel {
    margin: 0 0 22px !important;
    padding: 22px !important;
    border-radius: 15px !important;
    background: linear-gradient(160deg, #eafaf1 0%, #d2f0df 55%, #bfe8d2 100%) !important;
    border: none !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
    transition: transform 0.3s;
}

.home-panel:hover {
    transform: translateY(-3px);
}

.feat-card {
    background: #fff !important;
    border: none !important;
    border-radius: 15px !important;
    padding: 18px 18px !important;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.12) !important;
}

.home-h2 {
    margin: 0 0 1rem;
    color: #14532d;
    font-size: 1.45rem;
    font-weight: 800;
}

.feat-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
}

.feat-ico {
    font-size: 1.35rem;
    line-height: 1;
}

.feat-title {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    margin: 0 0 0.45rem;
    font-size: 1.08rem;
    color: #14532d;
}

.feat-card h3 {
    margin: 0 0 0.4rem;
    font-size: 1.08rem;
    color: #14532d;
}

.feat-card p {
    margin: 0;
    color: #3f4a3f;
    line-height: 1.5;
    font-size: 0.98rem;
}

.detail-intro {
    margin: 0 0 0.75rem;
    color: #3f4a3f;
}

.accordion {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.accordion-buttons .acc-item {
    background: transparent;
    border: none;
    border-radius: 999px;
    overflow: visible;
}

.accordion-buttons .acc-item summary {
    cursor: pointer;
    list-style: none;
    padding: 0.85rem 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    user-select: none;
    color: #14532d;
    background: #fff;
    border-radius: 999px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(21, 128, 61, 0.18);
}

.accordion-buttons .acc-item summary::-webkit-details-marker {
    display: none;
}

.accordion-buttons .acc-item summary::after {
    content: "+";
    margin-left: auto;
    font-size: 1.25rem;
    color: #64748b;
    line-height: 1;
}

.accordion-buttons .acc-item[open] summary::after {
    content: "−";
}

.accordion-buttons .acc-item summary:hover {
    background: #f8fafc;
    transform: translateY(-1px);
}

.accordion-buttons .acc-item[open] summary {
    border-radius: 18px 18px 0 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.accordion-buttons .acc-body {
    padding: 0.9rem 1.2rem 1.05rem;
    color: #3f4a3f;
    line-height: 1.55;
    border: 1px solid rgba(21, 128, 61, 0.15);
    border-top: none;
    border-radius: 0 0 18px 18px;
    background: rgba(255, 255, 255, 0.88);
    margin-top: -2px;
}

.acc-item {
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(21, 128, 61, 0.18);
    border-radius: 10px;
    overflow: hidden;
}

.acc-item summary {
    cursor: pointer;
    list-style: none;
    padding: 0.8rem 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    user-select: none;
    color: #14532d;
}

.acc-item summary::-webkit-details-marker {
    display: none;
}

.acc-item summary::after {
    content: "+";
    margin-left: auto;
    font-size: 1.25rem;
    color: #64748b;
    line-height: 1;
}

.acc-item[open] summary::after {
    content: "−";
}

.acc-item summary:hover {
    background: rgba(255, 255, 255, 0.55);
}

.acc-ico {
    flex: 0 0 auto;
    width: 1.5rem;
    text-align: center;
}

.acc-body {
    padding: 0.8rem 1rem 1rem;
    color: #3f4a3f;
    line-height: 1.55;
    border-top: 1px solid rgba(21, 128, 61, 0.15);
}

.acc-body p {
    margin: 0 0 0.65rem;
}

.acc-body ul {
    margin: 0 0 0.65rem;
    padding-left: 1.15rem;
}

.acc-body li + li {
    margin-top: 0.3rem;
}

.acc-body a {
    color: #166534;
    font-weight: 600;
}

.page-home .install-steps {
    margin: 0.75rem 0 0;
    padding-left: 1.2rem;
    color: #3f4a3f;
    line-height: 1.55;
}

.contact-line {
    margin: 0;
    font-size: 1.1rem;
    color: #3f4a3f;
}

.contact-line a {
    color: #166534;
    font-weight: 700;
    text-decoration: none;
}

.contact-line a:hover {
    text-decoration: underline;
}

.home-foot {
    text-align: center;
    padding: 1rem 1rem 1.75rem;
    color: #1e293b;
    font-size: 1rem;
    font-weight: 600;
}

.home-foot p {
    margin: 0;
}

@media (max-width: 800px) {
    .feat-grid {
        grid-template-columns: 1fr;
    }

    .home-mark {
        font-size: 5.2rem !important;
    }

    .page-home .home-menu-nav {
        font-size: 1.05rem;
        gap: 0.25rem 0.5rem;
        padding: 0.85rem 0.75rem;
    }

    .page-home .guide-step {
        grid-template-columns: 1fr;
    }
}

/* Inner pages — same visual language as home */
.page-home .page-title {
    margin: 0 0 0.65rem;
    color: #3f2e1e;
    font-size: clamp(1.7rem, 3.5vw, 2.2rem);
    font-weight: 800;
    text-align: center;
    text-shadow: none;
}

.page-home .page-lead {
    margin: 0 auto 1.5rem;
    max-width: 42rem;
    color: #5c4a38;
    line-height: 1.55;
    text-align: center;
}

.page-home .guide-intro {
    color: #5c4a38;
    max-width: 42rem;
    margin: 0 auto 1.5rem;
    text-align: center;
}

.page-home .guide-toc {
    display: block !important;
    max-width: 28rem;
    margin: 0 auto 1.5rem !important;
    padding: 1rem 1.15rem 1rem 0.35rem !important;
    background: #ecfdf5 !important;
    border: 1px solid #a7f3d0 !important;
    border-radius: 15px !important;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08) !important;
}

.page-home .guide-toc ol {
    margin: 0;
    padding-left: 1.6rem;
}

.page-home .guide-toc li {
    margin: 0.4rem 0;
    color: #14532d;
    font-size: 0.95rem;
    line-height: 1.35;
}

.page-home .guide-toc a {
    display: inline !important;
    padding: 0 !important;
    border: none !important;
    border-radius: 0 !important;
    background: none !important;
    box-shadow: none !important;
    color: #14532d !important;
    font-weight: 700;
    font-size: inherit;
}

.page-home .guide-toc a:hover {
    background: none !important;
    color: #064e3b !important;
    text-decoration: underline;
}

.page-home .guide-step,
.page-home .cap-block,
.page-home .guide-note,
.page-home .contact-simple {
    background: linear-gradient(160deg, #eafaf1 0%, #d2f0df 55%, #bfe8d2 100%) !important;
    border: none !important;
    border-radius: 15px !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
    padding: 22px !important;
    margin-bottom: 22px !important;
}

.page-home .guide-step-text h2,
.page-home .cap-block h2,
.page-home .guide-note h2 {
    color: #14532d;
}

.page-home .guide-step-text p,
.page-home .guide-step-text ul,
.page-home .cap-block p,
.page-home .cap-block ul,
.page-home .guide-note ol,
.page-home .guide-note p {
    color: #3f4a3f;
}

.page-home .guide-step-num {
    background: #166534;
}

.page-home .guide-shot {
    background: transparent;
    border-radius: 0;
    padding: 0;
}

.page-home .guide-shot-btn {
    border-color: rgba(21, 128, 61, 0.2);
    background: rgba(255, 255, 255, 0.85);
}

.page-home .guide-shot img {
    border-radius: 10px;
    border: none;
}

.page-home .guide-shot figcaption {
    color: #3f4a3f;
}

.page-home .cap-block a,
.page-home .guide-note a,
.page-home .contact-email a {
    color: #166534;
    font-weight: 700;
}

.page-home .contact-email-label {
    color: #3f4a3f;
}

.page-home .contact-email {
    font-size: 1.35rem;
}

.page-home .home-foot {
    color: #5c4a38;
    text-shadow: none;
}