/*
Theme Name: ThreadCraft
Theme URI: https://threadcraft.com
Author: ThreadCraft Team
Author URI: https://threadcraft.com
Description: 手工家纺电商主题，深度支持WooCommerce和自定义。温暖匠心设计，适合家纺、手工艺品、家居装饰类电商网站。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: threadcraft
Tags: woocommerce, e-commerce, custom-colors, custom-logo, custom-menu, featured-images, full-width-template, theme-options, translation-ready, one-column, two-columns
*/

/* ========================================
   CSS Custom Properties
   ======================================== */
:root {
    --tc-primary: #C67A52;
    --tc-primary-light: #C67A5220;
    --tc-primary-hover: #B56A42;
    --tc-secondary: #2C2C2C;
    --tc-background: #FAF8F4;
    --tc-surface: #FFFFFF;
    --tc-text: #2C2C2C;
    --tc-text-muted: #6B6B6B;
    --tc-text-light: #9A9A9A;
    --tc-border: #E5E2DC;
    --tc-dark: #2C2C2C;
    --tc-dark-surface: #3A3A3A;
    --tc-font: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --tc-radius: 16px;
    --tc-radius-sm: 8px;
    --tc-radius-pill: 999px;
    --tc-shadow: 0 2px 8px rgba(0,0,0,0.06);
    --tc-shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
    --tc-transition: 0.3s ease;
    --tc-container: 1200px;
    --tc-container-wide: 1440px;
}

/* ========================================
   Reset & Base
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--tc-font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--tc-text);
    background-color: var(--tc-background);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--tc-transition);
}

a:hover {
    color: var(--tc-primary);
}

ul, ol {
    list-style: none;
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.5px;
    color: var(--tc-text);
}

h1 { font-size: 48px; }
h2 { font-size: 36px; }
h3 { font-size: 28px; }
h4 { font-size: 24px; }
h5 { font-size: 20px; }
h6 { font-size: 18px; }

p {
    margin-bottom: 1em;
}

.container {
    max-width: var(--tc-container);
    margin: 0 auto;
    padding: 0 20px;
}

.container-wide {
    max-width: var(--tc-container-wide);
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--tc-radius-sm);
    transition: all var(--tc-transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--tc-primary);
    color: #FFFFFF;
    border: 2px solid var(--tc-primary);
}

.btn-primary:hover {
    background-color: var(--tc-primary-hover);
    border-color: var(--tc-primary-hover);
    color: #FFFFFF;
}

.btn-outline {
    background: transparent;
    color: #FFFFFF;
    border: 2px solid #FFFFFF;
}

.btn-outline:hover {
    background: #FFFFFF;
    color: var(--tc-text);
}

.btn-outline-dark {
    background: transparent;
    color: var(--tc-text);
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius-pill);
}

.btn-outline-dark:hover {
    border-color: var(--tc-primary);
    color: var(--tc-primary);
}

/* ========================================
   Promo Bar
   ======================================== */
.promo-bar {
    background-color: var(--tc-primary);
    color: #FFFFFF;
    text-align: center;
    padding: 10px 48px;
    font-size: 14px;
    font-weight: 500;
    position: relative;
    z-index: 1001;
}

.promo-bar.is-hidden {
    display: none;
}

.promo-bar__link {
    color: #FFFFFF;
    text-decoration: underline;
    font-weight: 600;
}

.promo-bar__link:hover {
    color: #FFFFFF;
    opacity: 0.85;
}

.promo-bar__close {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #FFFFFF;
    font-size: 18px;
    cursor: pointer;
    opacity: 0.8;
    padding: 4px;
    line-height: 1;
}

.promo-bar__close:hover {
    opacity: 1;
}

/* ========================================
   Header / Navigation
   ======================================== */
.site-header {
    background-color: var(--tc-background);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--tc-transition);
}

/* 防止 WooCommerce 全局样式干扰导航 */
.site-header ul {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.site-header li {
    float: none !important;
    clear: none !important;
    margin: 0 !important;
    width: auto !important;
}

.site-header a {
    text-decoration: none;
}

.site-header.is-scrolled {
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    max-width: var(--tc-container-wide);
    margin: 0 auto;
    padding: 0 48px;
}

.site-logo {
    font-family: var(--tc-font);
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.3px;
    color: var(--tc-text);
    flex-shrink: 0;
}

.site-logo img {
    max-height: 40px;
    width: auto;
}

.site-logo a {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Primary Navigation */
.primary-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.primary-nav .menu,
.woocommerce .primary-nav .menu,
.woocommerce-page .primary-nav .menu {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
    clear: none;
}

.primary-nav .menu li,
.woocommerce .primary-nav .menu li,
.woocommerce-page .primary-nav .menu li {
    float: none;
    margin: 0;
    padding: 0;
    list-style: none;
}

.primary-nav .menu li a {
    font-size: 14px;
    font-weight: 500;
    color: var(--tc-text-muted);
    transition: color var(--tc-transition);
    padding: 8px 0;
}

.primary-nav .menu li a:hover,
.primary-nav .menu li.current-menu-item a,
.primary-nav .menu li.current_page_item a {
    color: var(--tc-primary);
}

/* Header Icons */
.header-icons {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.header-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--tc-text);
    transition: color var(--tc-transition);
    position: relative;
}

.header-icon:hover {
    color: var(--tc-primary);
}

.header-icon svg {
    width: 20px;
    height: 20px;
}

.cart-count {
    position: absolute;
    top: 0;
    right: -2px;
    background: var(--tc-primary);
    color: #FFFFFF;
    font-size: 10px;
    font-weight: 600;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
    cursor: pointer;
    background: none;
    border: none;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--tc-text);
    transition: all var(--tc-transition);
}

.menu-toggle.is-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-nav {
    display: none;
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
    position: relative;
    width: 100%;
    aspect-ratio: 1440 / 600;
    display: flex;
    align-items: center;
    overflow: hidden;
}

img.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-bg--fallback {
    position: absolute;
    inset: 0;
    background-color: #8B7355;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(44, 44, 44, 0.6);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    padding: 80px;
}

.hero-title {
    font-size: 48px;
    font-weight: 600;
    color: #FFFFFF;
    letter-spacing: -0.5px;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* ========================================
   Section Shared Styles
   ======================================== */
.section {
    padding: 80px 0;
}

.section--alt {
    background-color: var(--tc-background);
}

.section--white {
    background-color: var(--tc-surface);
}

.section--dark {
    background-color: var(--tc-dark);
}

.section-badge {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--tc-primary);
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

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

.section-subtitle {
    font-size: 16px;
    color: var(--tc-text-muted);
    margin-bottom: 0;
}

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

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 48px;
}

.section-header--center {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
}

/* ========================================
   Featured Categories
   ======================================== */
.categories-section {
    background: var(--tc-surface);
    padding: 64px 80px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(var(--threadcraft-grid-columns, 4), 1fr);
    gap: 24px;
    margin-top: 40px;
}

.category-card {
    border-radius: var(--tc-radius);
    overflow: hidden;
    border: 1px solid var(--tc-border);
    background: var(--tc-surface);
    transition: transform var(--tc-transition), box-shadow var(--tc-transition);
}

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

.category-card__image {
    width: 100%;
    height: 240px;
    overflow: hidden;
}

.category-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--tc-transition);
}

.category-card:hover .category-card__image img {
    transform: scale(1.05);
}

.category-card__info {
    padding: 16px;
    text-align: center;
}

.category-card__name {
    font-size: 16px;
    font-weight: 600;
    color: var(--tc-text);
    margin-bottom: 4px;
}

.category-card__count {
    font-size: 13px;
    color: var(--tc-text-muted);
}

/* ========================================
   How It Works
   ======================================== */
.how-it-works {
    padding: 64px 80px;
}

.steps-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-top: 48px;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
}

.step-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--tc-radius);
    background: var(--tc-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--tc-primary);
    flex-shrink: 0;
}

.step-icon svg,
.step-icon i {
    width: 28px;
    height: 28px;
}

.step-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--tc-text);
}

.step-desc {
    font-size: 14px;
    color: var(--tc-text-muted);
    line-height: 1.5;
}

/* ========================================
   Featured Products
   ======================================== */
.featured-products {
    padding: 80px 120px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(var(--threadcraft-grid-columns, 4), 1fr);
    gap: 24px;
}

.product-card {
    border-radius: var(--tc-radius);
    overflow: hidden;
    background: var(--tc-surface);
    transition: transform var(--tc-transition), box-shadow var(--tc-transition);
}

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

.product-card__image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
}

.product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--tc-transition);
}

.product-card:hover .product-card__image img {
    transform: scale(1.05);
}

.product-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--tc-primary);
    color: #FFFFFF;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: var(--tc-radius-sm);
}

.product-card__info {
    padding: 16px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-card__category {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--tc-primary);
}

.product-card__name {
    font-size: 16px;
    font-weight: 600;
    color: var(--tc-text);
}

.product-card__name a {
    color: inherit;
}

.product-card__name a:hover {
    color: var(--tc-primary);
}

.product-card__price {
    font-size: 16px;
    font-weight: 600;
    color: var(--tc-text);
}

.product-card__price del {
    font-weight: 400;
    color: var(--tc-text-muted);
    font-size: 14px;
}

.product-card__price ins {
    text-decoration: none;
    color: var(--tc-primary);
}

.product-card__actions {
    margin-top: 4px;
}

.product-card__actions .button,
.product-card__actions .add_to_cart_button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--tc-primary);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    transition: opacity var(--tc-transition);
}

.product-card__actions .button:hover,
.product-card__actions .add_to_cart_button:hover {
    opacity: 0.7;
}

/* ========================================
   Newsletter CTA
   ======================================== */
.newsletter-section {
    background: var(--tc-dark);
    padding: 80px 120px;
    text-align: center;
}

.newsletter-inner {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.newsletter-section .section-badge {
    color: var(--tc-primary);
}

.newsletter-section .section-title {
    color: #FFFFFF;
}

.newsletter-section .section-subtitle {
    color: var(--tc-text-light);
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    width: 100%;
}

.newsletter-form__input {
    flex: 1;
    height: 48px;
    padding: 0 16px;
    background: var(--tc-dark-surface);
    border: 1px solid var(--tc-dark-surface);
    border-radius: var(--tc-radius-sm);
    color: #FFFFFF;
    font-size: 14px;
    transition: border-color var(--tc-transition);
}

.newsletter-form__input::placeholder {
    color: var(--tc-text-light);
}

.newsletter-form__input:focus {
    border-color: var(--tc-primary);
}

.newsletter-form__btn {
    height: 48px;
    padding: 0 24px;
    background: var(--tc-primary);
    color: #FFFFFF;
    border: none;
    border-radius: var(--tc-radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--tc-transition);
}

.newsletter-form__btn:hover {
    background: var(--tc-primary-hover);
}

.newsletter-message {
    font-size: 14px;
    margin-top: 8px;
}

.newsletter-message.success {
    color: #4CAF50;
}

.newsletter-message.error {
    color: #F44336;
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
    padding: 80px 120px;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    margin-top: 48px;
}

.faq-item {
    border-bottom: 1px solid var(--tc-border);
}

.faq-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 20px 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.faq-question {
    font-size: 16px;
    font-weight: 500;
    color: var(--tc-text);
    flex: 1;
}

.faq-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--tc-text-muted);
    transition: transform var(--tc-transition);
}

.faq-item.is-open .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.is-open .faq-answer {
    max-height: 500px;
}

.faq-answer__inner {
    padding: 0 0 20px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--tc-text-muted);
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
    background: var(--tc-dark);
    color: #FFFFFF;
    padding: 64px 120px;
}

.footer-top {
    display: grid;
    grid-template-columns: 300px 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand__name {
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 2px;
    color: #FFFFFF;
    margin-bottom: 16px;
}

.footer-brand__desc {
    font-size: 14px;
    color: var(--tc-text-light);
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social__link {
    color: var(--tc-text-light);
    transition: color var(--tc-transition);
}

.footer-social__link:hover {
    color: #FFFFFF;
}

.footer-social__link svg {
    width: 20px;
    height: 20px;
}

.footer-col__title {
    font-size: 14px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 16px;
}

.footer-col .menu {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col .menu li a {
    font-size: 14px;
    color: var(--tc-text-light);
    transition: color var(--tc-transition);
}

.footer-col .menu li a:hover {
    color: #FFFFFF;
}

.footer-divider {
    height: 1px;
    background: var(--tc-dark-surface);
    margin-bottom: 48px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-copyright {
    font-size: 13px;
    color: var(--tc-text-muted);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal .menu {
    display: flex;
    gap: 24px;
}

.footer-legal .menu li a {
    font-size: 13px;
    color: var(--tc-text-muted);
    transition: color var(--tc-transition);
}

.footer-legal .menu li a:hover {
    color: #FFFFFF;
}

/* ========================================
   Floating Social
   ======================================== */
.floating-social {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.floating-social--right {
    right: 16px;
}

.floating-social--left {
    left: 16px;
}

.floating-social__item {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--tc-primary);
    color: #FFFFFF;
    transition: all var(--tc-transition);
    cursor: pointer;
}

.floating-social__item--round {
    border-radius: 50%;
}

.floating-social__item--square {
    border-radius: var(--tc-radius-sm);
}

.floating-social__item:hover {
    background: var(--tc-primary-hover);
    transform: scale(1.1);
}

.floating-social__item svg {
    width: 20px;
    height: 20px;
}

.floating-social__tooltip {
    position: absolute;
    white-space: nowrap;
    background: var(--tc-dark);
    color: #FFFFFF;
    font-size: 12px;
    padding: 6px 12px;
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--tc-transition);
    pointer-events: none;
}

.floating-social--right .floating-social__tooltip {
    right: calc(100% + 8px);
}

.floating-social--left .floating-social__tooltip {
    left: calc(100% + 8px);
}

.floating-social__item:hover .floating-social__tooltip {
    opacity: 1;
    visibility: visible;
}

/* WeChat QR popup */
.wechat-qr-popup {
    position: absolute;
    background: #FFFFFF;
    border-radius: var(--tc-radius-sm);
    padding: 16px;
    box-shadow: var(--tc-shadow-lg);
    display: none;
    z-index: 10;
}

.floating-social--right .wechat-qr-popup {
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
}

.floating-social--left .wechat-qr-popup {
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
}

.wechat-qr-popup.is-visible {
    display: block;
}

.wechat-qr-popup img {
    width: 160px;
    height: 160px;
    object-fit: contain;
}

.wechat-qr-popup__text {
    text-align: center;
    font-size: 12px;
    color: var(--tc-text-muted);
    margin-top: 8px;
}

/* Mobile floating toggle */
.floating-social__toggle {
    display: none;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--tc-primary);
    color: #FFFFFF;
    align-items: center;
    justify-content: center;
    box-shadow: var(--tc-shadow-lg);
    cursor: pointer;
    border: none;
    position: fixed;
    bottom: 20px;
    z-index: 999;
}

.floating-social__toggle svg {
    width: 24px;
    height: 24px;
}

/* ========================================
   Blog / Archive
   ======================================== */
.content-area {
    padding: 48px 0;
}

.site-main {
    max-width: var(--tc-container);
    margin: 0 auto;
    padding: 0 20px;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.post-card {
    border-radius: var(--tc-radius);
    overflow: hidden;
    background: var(--tc-surface);
    border: 1px solid var(--tc-border);
    transition: transform var(--tc-transition), box-shadow var(--tc-transition);
}

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

.post-card__image {
    height: 200px;
    overflow: hidden;
}

.post-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-card__content {
    padding: 20px;
}

.post-card__meta {
    font-size: 12px;
    color: var(--tc-text-muted);
    margin-bottom: 8px;
}

.post-card__title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
}

.post-card__title a:hover {
    color: var(--tc-primary);
}

.post-card__excerpt {
    font-size: 14px;
    color: var(--tc-text-muted);
    line-height: 1.6;
}

/* Single Post */
.single-post-header {
    text-align: center;
    padding: 64px 20px 32px;
    max-width: 800px;
    margin: 0 auto;
}

.single-post-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px 64px;
}

.single-post-content p {
    line-height: 1.8;
    margin-bottom: 1.5em;
}

.single-post-content h2,
.single-post-content h3 {
    margin-top: 2em;
    margin-bottom: 0.5em;
}

.single-post-content img {
    border-radius: var(--tc-radius-sm);
    margin: 1.5em 0;
}

/* Page */
.page-header {
    padding: 48px 20px;
    text-align: center;
}

.page-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px 64px;
}

/* 404 */
.error-404 {
    text-align: center;
    padding: 120px 20px;
}

.error-404 h1 {
    font-size: 120px;
    color: var(--tc-border);
    line-height: 1;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius-sm);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--tc-transition);
}

.pagination .page-numbers.current,
.pagination .page-numbers:hover {
    background: var(--tc-primary);
    border-color: var(--tc-primary);
    color: #FFFFFF;
}

/* Sidebar */
.with-sidebar {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    max-width: var(--tc-container);
    margin: 0 auto;
    padding: 48px 20px;
}

.widget-area .widget {
    margin-bottom: 32px;
    padding: 24px;
    background: var(--tc-surface);
    border-radius: var(--tc-radius);
    border: 1px solid var(--tc-border);
}

.widget-area .widget-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--tc-primary);
}

/* Comments */
.comments-area {
    max-width: 800px;
    margin: 0 auto;
    padding: 32px 20px 64px;
}

.comment-list {
    margin-bottom: 32px;
}

.comment-body {
    padding: 20px;
    background: var(--tc-surface);
    border-radius: var(--tc-radius);
    border: 1px solid var(--tc-border);
    margin-bottom: 16px;
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius-sm);
    font-size: 14px;
    transition: border-color var(--tc-transition);
    margin-bottom: 16px;
}

.comment-form input:focus,
.comment-form textarea:focus {
    border-color: var(--tc-primary);
}

.comment-form .submit {
    background: var(--tc-primary);
    color: #FFFFFF;
    padding: 12px 32px;
    border: none;
    border-radius: var(--tc-radius-sm);
    font-weight: 500;
    cursor: pointer;
    transition: background var(--tc-transition);
}

.comment-form .submit:hover {
    background: var(--tc-primary-hover);
}

/* Back to top */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 72px;
    width: 40px;
    height: 40px;
    background: var(--tc-primary);
    color: #FFFFFF;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--tc-transition);
    z-index: 998;
}

.back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--tc-primary-hover);
    transform: translateY(-2px);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1200px) {
    .featured-products,
    .faq-section,
    .newsletter-section {
        padding: 64px 48px;
    }

    .site-footer {
        padding: 48px;
    }

    .footer-top {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .footer-top .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 992px) {
    .promo-bar {
        padding: 8px 40px 8px 16px;
        font-size: 12px;
    }

    .promo-bar__inner {
        gap: 6px;
    }

    .promo-bar__close {
        right: 8px;
    }

    .header-inner {
        padding: 0 20px;
    }

    .primary-nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    /* Mobile nav */
    .mobile-nav {
        display: none;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--tc-background);
        z-index: 1002;
        padding: 24px;
        overflow-y: auto;
    }

    .mobile-nav.is-open {
        display: block;
    }

    .mobile-nav .menu {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .mobile-nav .menu li a {
        display: block;
        padding: 14px 0;
        font-size: 16px;
        font-weight: 500;
        color: var(--tc-text);
        border-bottom: 1px solid var(--tc-border);
    }

    .hero-content {
        padding: 48px 24px;
    }

    .hero-title {
        font-size: 36px;
    }

    .categories-section,
    .how-it-works {
        padding: 48px 24px;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps-row {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .with-sidebar {
        grid-template-columns: 1fr;
    }

    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .floating-social__items {
        display: none;
    }

    .floating-social__toggle {
        display: flex;
    }

    .floating-social__items.is-open {
        display: flex;
        position: fixed;
        bottom: 80px;
        flex-direction: column;
        gap: 8px;
    }

    .floating-social--right .floating-social__items.is-open {
        right: 16px;
    }

    .floating-social--left .floating-social__items.is-open {
        left: 16px;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 36px; }
    h2, .section-title { font-size: 28px; }
    h3 { font-size: 24px; }

    .hero-section {
        aspect-ratio: auto;
        min-height: 360px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form__btn {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .categories-grid {
        grid-template-columns: 1fr;
    }

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

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

    .footer-top {
        grid-template-columns: 1fr;
    }

    .site-footer {
        padding: 32px 20px;
    }

    .featured-products,
    .faq-section,
    .newsletter-section {
        padding: 48px 20px;
    }
}