/**
 * Sail theme — JingSourcing-inspired header/footer (reference: jingsourcing.com)
 */

:root {
    --color-primary: #ff9933;
    --color-primary-hover: #e6871f;
    --color-dark: #1e293b;
    --color-text: #334155;
    --color-white: #ffffff;
    --color-border: #e5e7eb;
    --color-footer-bg: #141414;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --container-width: 1240px;
    --header-height: 63px;
    --header-logo-max-width: 172px;
    --header-logo-max-height: 35px;
    --header-item-padding-x: 18px;
    --header-item-font-size: 16px;
    --transition: 0.2s linear;
}


*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--color-text);
    background: var(--color-white);
    padding-top: var(--header-height);
    -webkit-font-smoothing: antialiased;
}

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

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

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

ul, ol {
    list-style: none;
    margin: 0;
    padding: 0;
}

h1, h2, h3 {
    color: var(--color-dark);
    font-weight: 600;
    line-height: 1.3;
}

/* Skip link (like JingSourcing) */
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link:focus {
    position: fixed;
    top: 8px;
    left: 8px;
    z-index: 100000;
    width: auto;
    height: auto;
    margin: 0;
    padding: 12px 20px;
    clip: auto;
    overflow: visible;
    background: var(--color-dark);
    color: var(--color-white) !important;
    font-weight: 600;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ----- Header ----- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-height: var(--header-height);
    background: var(--color-white);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: box-shadow var(--transition), border-color var(--transition), background-color var(--transition);
    overflow: visible;
}

.site-header.scrolled {
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
    border-bottom-color: rgba(0, 0, 0, 0.04);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-height);
    overflow: visible;
}

.header-logo,
.custom-logo-link {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    padding-right: 1em;
}

.header-logo img,
.custom-logo {
    max-width: var(--header-logo-max-width);
    max-height: var(--header-logo-max-height);
    width: auto;
    height: auto;
    object-fit: contain;
}

.site-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
}

.header-nav {
    display: flex;
    align-items: center;
    overflow: visible;
    flex: auto;
    justify-content: flex-end;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
    overflow: visible;
}

.nav-menu .menu-item {
    position: relative;
    display: flex;
    justify-content: center;
    flex-direction: column;
}

.nav-menu > .menu-item {
    line-height: var(--header-height);
}

.nav-menu > .menu-item > a {
    display: flex;
    align-items: center;
    padding: 0 var(--header-item-padding-x);
    color: #2c2c2c;
    font-size: var(--header-item-font-size);
    font-weight: 500;
    white-space: nowrap;
    line-height: 1.3;
    transition: color var(--transition), background-color var(--transition);
}

.nav-menu > .menu-item > a:hover,
.nav-menu > .menu-item.current-menu-item > a,
.nav-menu > .menu-item.current-menu-ancestor > a,
.nav-menu > .menu-item.current-menu-parent > a {
    color: var(--color-primary);
}

.nav-menu .menu-item-has-children:hover > a,
.nav-menu .menu-item-has-children:focus-within > a {
    color: var(--color-primary);
}

.nav-menu .menu-item-has-children > a::after {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-left: 6px;
    margin-top: -2px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    opacity: 0.7;
}

.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: var(--color-white);
    border-radius: 6px;
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12), 0 2px 8px rgba(15, 23, 42, 0.06);
    padding: 8px 0;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-top: 3px solid var(--color-primary);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(6px);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
    z-index: 10050;
}

.nav-menu .menu-item:hover > .sub-menu,
.nav-menu .menu-item:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.nav-menu .sub-menu .menu-item {
    line-height: normal;
}

.nav-menu .sub-menu .menu-item > a {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 400;
    color: #3d3d3d;
    line-height: 1.45;
}

.nav-menu .sub-menu .menu-item > a:hover {
    color: var(--color-primary);
}

@media (max-width: 1200px) and (min-width: 922px) {
    .nav-menu > .menu-item > a {
        padding: 0 10px;
        font-size: 14px;
    }
}

@media (max-width: 1050px) and (min-width: 922px) {
    .nav-menu > .menu-item > a {
        padding: 0 7px;
        font-size: 13px;
    }
}

.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    padding: 8px;
    color: var(--color-dark);
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
}

.hamburger > span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.active .hamburger > span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.menu-toggle.active .hamburger > span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active .hamburger > span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.mobile-menu-overlay.active {
    display: block;
}

.mobile-menu-drawer {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    max-width: 92vw;
    height: 100vh;
    background: var(--color-white);
    z-index: 999;
    transition: right var(--transition);
    overflow-y: auto;
    padding: 20px;
}

.mobile-menu-drawer.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-menu .menu-item > a {
    display: block;
    padding: 12px 0;
    color: var(--color-dark);
    font-weight: 500;
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-menu .sub-menu {
    padding-left: 16px;
    margin: 4px 0 8px;
}

.mobile-nav-menu .sub-menu .menu-item > a {
    font-size: 0.9rem;
    font-weight: 400;
    border-bottom: none;
}

@media (max-width: 921px) {
    .header-nav {
        display: none;
    }
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ----- Main ----- */
.site-main {
    min-height: 40vh;
}

.content-area .sail-loop-article {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
}

.sail-loop-article__title {
    font-size: 1.35rem;
    margin: 0 0 0.5rem;
}

.sail-loop-article__title a {
    color: var(--color-dark);
}

.sail-loop-article__title a:hover {
    color: var(--color-primary);
}

.sail-loop-article__meta {
    font-size: 0.85rem;
    opacity: 0.75;
    margin-bottom: 0.75rem;
}

.sail-page__title,
.sail-single__title,
.sail-archive-header__title {
    font-size: 2rem;
    margin: 0 0 1rem;
}

.sail-archive-header {
    padding: 2rem 0 1rem;
    background: #f8fafc;
    margin-bottom: 2rem;
}

.sail-single__meta {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1.5rem;
}

.pagination {
    margin-top: 2rem;
}

.pagination .nav-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.sail-btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--color-primary);
    color: var(--color-white) !important;
    border-radius: 999px;
    font-weight: 500;
}

.sail-btn:hover {
    background: var(--color-primary-hover);
    color: var(--color-white) !important;
}

.comments-area {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.comment-list {
    list-style: none;
    padding: 0;
}

.comment-list .children {
    list-style: none;
    margin-left: 1.5rem;
}

.comment-body {
    margin-bottom: 1.5rem;
}

/* ----- Footer (JingSourcing-style dark band) ----- */
.site-footer {
    background: var(--color-footer-bg);
    color: #e8e8e8;
}

.footer-primary {
    padding: 48px 0 42px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 28px 36px;
    align-items: start;
}

.footer-col {
    min-width: 0;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin: 0;
    line-height: 1.45;
}

.footer-links li a {
    font-size: 15px;
    font-weight: 400;
    color: #e0e0e0;
    transition: color var(--transition);
}

.footer-links li a:hover {
    color: var(--color-primary);
}

.site-footer h2.footer-col__title {
    font-size: 15px;
    font-weight: 600;
    color: #ffffff;
    margin: 0 0 16px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    line-height: 1.35;
}

.site-footer .footer-contact-info a {
    color: #e0e0e0;
    transition: color var(--transition);
}

.site-footer .footer-contact-info a:hover {
    color: var(--color-primary);
}

.site-footer .footer-contact-info p {
    margin: 0 0 0.85em;
    font-size: 15px;
    color: #e0e0e0;
    line-height: 1.65;
}

.site-footer .footer-contact-info p:last-child {
    margin-bottom: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 0 22px;
    text-align: center;
    background: #0f0f0f;
}

.footer-copyright {
    margin: 0;
    font-size: 13px;
    color: #9ca3af;
    letter-spacing: 0.02em;
}

@media (max-width: 1200px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Scroll to top */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 99;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--color-primary-hover);
}

/*
 * Elementor 全宽主内容：见 assets/css/elementor-fullwidth.css（由 functions.php 在 elementor-frontend 之后入队，避免被插件样式覆盖）。
 */

/* Blocks */
.entry-content .alignwide {
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
}

.entry-content .alignfull {
    max-width: none;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    width: 100vw;
}