/*
Theme Name: FX Traders Kit
Theme URI: https://www.fxtraderskit.com
Author: FX Traders Kit
Description: 外汇返佣与经纪商评测主题 - EarnForex 风格 v2
Version: 2.0.0
License: GPL v2 or later
Text Domain: fxtraderskit
*/

/* ============================
   CSS Variables / Design Tokens
   ============================ */
:root {
    --color-bg:                 #ffffff;
    --color-bg-alt:             #f5f8fb;
    --color-bg-dark:            #001a38;
    --color-bg-card:            #ffffff;
    --color-text:               #26323d;
    --color-text-light:         #8391a4;
    --color-text-lighter:       #a0aec0;
    --color-text-dark:          #001a38;
    --color-text-white:         #ffffff;
    --color-border:             #e4e7ea;
    --color-border-light:       #f0f2f5;
    --color-primary:            #4fd1c5;
    --color-primary-dark:       #088a7e;
    --color-primary-bg:         rgba(79, 209, 197, 0.1);
    --color-link:               #001a38;
    --color-link-hover:         #4fd1c5;
    --color-danger:             #f66363;
    --color-rating:             #f0b429;
    --font-body:                'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading:             'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --container-max:            1200px;
    --container-padding:        20px;
    --border-radius:            8px;
    --border-radius-sm:         4px;
    --border-radius-lg:         12px;
    --shadow-sm:                0 1px 3px rgba(0,0,0,0.08);
    --shadow-md:                0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg:                0 12px 32px rgba(0,0,0,0.10);
    --transition:               0.2s ease;
}

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

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

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

a { color: var(--color-link); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-link-hover); }
img { max-width: 100%; height: auto; }

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

h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; line-height: 1.3; }

/* ============================
   Buttons
   ============================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    font-size: .9rem;
    font-weight: 500;
    font-family: var(--font-body);
    line-height: 1.4;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}
.btn-primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: #fff;
}
.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
}
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-sm { padding: 6px 16px; font-size: .825rem; }

/* ============================
   Header & Navigation
   ============================ */
.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 32px;
}

.site-logo { display: flex; align-items: center; }
.site-logo a { display: flex; align-items: center; }
.site-logo img { display: block; height: 36px; width: auto; }

.main-navigation ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2px;
}
.main-navigation ul li a {
    padding: 6px 12px;
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-text-light);
    border-radius: 6px;
    transition: all var(--transition);
}
.main-navigation ul li a:hover,
.main-navigation ul li.current-menu-item a,
.main-navigation ul li.current_page_item a {
    color: var(--color-text);
    background: var(--color-bg-alt);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-auth {
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-user {
    font-size: .85rem;
    color: var(--color-text-light);
    white-space: nowrap;
}

@media (max-width: 768px) {
    .header-auth { display: none; }
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    color: var(--color-text);
    border-radius: 6px;
}

/* ============================
   Hero Section
   ============================ */
.hero-section {
    background: var(--color-bg-alt);
    padding: 80px 0;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 4px 14px;
    background: var(--color-primary-bg);
    color: var(--color-primary-dark);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 16px;
}

.hero-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-light);
    max-width: 650px;
    margin: 0 auto 32px;
    line-height: 1.6;
}

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

/* ============================
   Trading Info
   ============================ */
.trading-info {
    padding: 18px 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
}

.trading-info-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.trading-info-content p {
    font-size: .85rem;
    line-height: 1.7;
    color: var(--color-text-lighter);
}

/* ============================
   Section Layout
   ============================ */
.section {
    padding: 60px 0;
}
.section-alt {
    background: var(--color-bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 32px;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-text-dark);
}

.section-subtitle {
    font-size: 1rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================
   Help Grid (6 cards)
   ============================ */
.help-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 24px;
}

.help-card {
    display: block;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: all var(--transition);
    text-decoration: none;
    color: inherit;
}
.help-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
    color: inherit;
}

.help-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--color-primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    color: var(--color-primary);
}

.help-card-icon svg { width: 22px; height: 22px; }

.help-card-title {
    font-size: .95rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text-dark);
}

.help-card-desc {
    font-size: .85rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* ============================
   Broker Table
   ============================ */
.broker-table-wrap {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

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

.broker-table thead th {
    background: var(--color-bg);
    padding: 12px 16px;
    font-size: .78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--color-text-light);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.broker-table tbody tr {
    border-bottom: 1px solid var(--color-border-light);
    transition: background var(--transition);
}
.broker-table tbody tr:last-child { border-bottom: none; }
.broker-table tbody tr:hover { background: var(--color-bg-alt); }

.broker-table td {
    padding: 14px 16px;
    font-size: .875rem;
    vertical-align: middle;
}

.broker-name-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}
.broker-logo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: .75rem;
    color: var(--color-text-light);
    flex-shrink: 0;
}
.broker-name { font-weight: 600; color: var(--color-text); }

.rating-stars { color: var(--color-rating); font-size: .85rem; }

.rebate-badge {
    display: inline-block;
    padding: 3px 10px;
    background: var(--color-primary-bg);
    color: var(--color-primary-dark);
    border-radius: 100px;
    font-size: .8rem;
    font-weight: 500;
}

/* ============================
   Cards Grid
   ============================ */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.broker-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: all var(--transition);
}
.broker-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); }

.broker-card-name { font-size: .95rem; font-weight: 600; margin-bottom: 8px; }
.broker-card-name a { color: var(--color-text-dark); }
.broker-card-name a:hover { color: var(--color-primary-dark); }

.broker-card-info {
    font-size: .825rem;
    color: var(--color-text-light);
    margin-bottom: 6px;
}

/* ============================
   Calculator
   ============================ */
.calculator-section { padding: 20px 0; }
.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

.calculator-form {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-lg);
    padding: 28px;
}

.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-size: .85rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--color-text-light);
}
.form-group input, .form-group select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: .9rem;
    font-family: var(--font-body);
    transition: border var(--transition);
    background: var(--color-bg);
}
.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.calculator-results {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-lg);
    padding: 28px;
}

.result-box { text-align: center; padding: 16px; }
.result-label { font-size: .85rem; color: var(--color-text-light); margin-bottom: 8px; }
.result-amount {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}
.result-amount .currency { font-size: 1.3rem; }

.result-breakdown {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border-light);
}
.result-item { text-align: center; }
.result-item-value { font-size: 1rem; font-weight: 600; color: var(--color-text); }
.result-item-label { font-size: .8rem; color: var(--color-text-light); margin-top: 4px; }

/* ============================
   Page Content
   ============================ */
.page-content {
    padding: 40px 0;
    max-width: 800px;
    margin: 0 auto;
}
.page-content h1 { font-size: 1.75rem; margin-bottom: 20px; }
.page-content h2 { font-size: 1.35rem; margin: 28px 0 16px; }
.page-content p, .page-content ul { margin-bottom: 16px; line-height: 1.7; }
.post-meta { color: var(--color-text-light); font-size: .85rem; margin-bottom: 20px; }

/* ============================
   Footer
   ============================ */
.site-footer {
    background: var(--color-bg-dark);
    color: var(--color-text-lighter);
    padding: 48px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}

.footer-col h3 {
    font-size: .9rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 14px;
}

.footer-col p { font-size: .825rem; line-height: 1.6; color: var(--color-text-lighter); }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a {
    font-size: .85rem;
    color: var(--color-text-lighter);
    transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--color-primary); }

.footer-disclaimer {
    padding: 16px 0;
    border-top: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 16px;
}
.footer-disclaimer p {
    font-size: .72rem;
    color: var(--color-text-lighter);
    line-height: 1.6;
    opacity: .7;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: .78rem;
    color: var(--color-text-lighter);
    opacity: .6;
}

.footer-bottom a { color: var(--color-text-lighter); }
.footer-bottom a:hover { color: var(--color-primary); }

/* ============================
   Responsive
   ============================ */
@media (max-width: 1024px) {
    .help-grid { grid-template-columns: repeat(2, 1fr); }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .calculator-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .header-left { gap: 0; }
    .main-navigation {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border-light);
        padding: 12px;
        box-shadow: var(--shadow-lg);
    }
    .main-navigation.open { display: block; }
    .main-navigation ul { flex-direction: column; gap: 0; }
    .main-navigation ul li a { display: block; padding: 10px 14px; }
    .menu-toggle { display: block; }
    .hero-title { font-size: 1.6rem; }
    .hero-section { padding: 48px 0; }
    .help-grid { grid-template-columns: 1fr; }
    .cards-grid { grid-template-columns: 1fr; }
    .section-title { font-size: 1.3rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; gap: 8px; }
    .broker-table thead { display: none; }
    .broker-table tbody tr { display: block; padding: 12px; }
    .broker-table td {
        display: flex;
        justify-content: space-between;
        padding: 6px 0;
        border-bottom: 1px solid var(--color-border-light);
    }
    .broker-table td:before { content: attr(data-label); font-weight: 600; color: var(--color-text-light); font-size: .78rem; }
}

.text-center { text-align: center; }
.mt-lg { margin-top: 24px; }