/*
Theme Name:   PAS DGA
Theme URI:    https://pasdga.com
Author:       VA Technology Co., Ltd
Author URI:   https://va-tek.com
Description:  Premium B2B WordPress theme for PAS DGA — dissolved gas analysis monitoring equipment. Clean industrial design with Inter typography, product showcase cards, and professional B2B layout optimized for international trade.
Version:      1.0.0
License:      GPL v2 or later
Text Domain:  pasdga
*/

/* ═══════════════════════════════════════════════════════════════
   DESIGN SYSTEM — PAS DGA
   Inspired by professional B2B industrial monitoring equipment design
   Brand: VA Technology Co., Ltd — Shenzhen, China
   ═══════════════════════════════════════════════════════════════ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── CSS Custom Properties ── */
:root {
    --brand-navy:        #00384C;
    --brand-navy-dark:   #042330;
    --brand-orange:      #E5861F;
    --brand-orange-light:#F5A623;
    --brand-white:       #FFFFFF;
    --brand-off-white:   #F7F8FA;
    --brand-light-gray:  #E8ECF0;
    --brand-mid-gray:    #8B959E;
    --brand-dark-text:   #0D1B2A;
    --brand-body-text:   #3A4552;
    --brand-success:     #10B981;
    --brand-warning:     #F59E0B;

    --color-primary:        var(--brand-orange);
    --color-primary-hover:  #D4791A;
    --color-primary-light:  rgba(229, 134, 31, 0.08);
    --color-dark:           var(--brand-navy-dark);
    --color-dark-secondary: var(--brand-navy);
    --color-bg:             var(--brand-white);
    --color-bg-alt:         var(--brand-off-white);
    --color-border:         var(--brand-light-gray);
    --color-text:           var(--brand-body-text);
    --color-text-heading:   var(--brand-dark-text);
    --color-text-muted:     var(--brand-mid-gray);

    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono:    'JetBrains Mono', 'Consolas', 'Courier New', monospace;

    --space-xs:  0.25rem;  --space-sm:  0.5rem;  --space-md:  1rem;
    --space-lg:  1.5rem;   --space-xl:  2rem;    --space-2xl: 3rem;
    --space-3xl: 4rem;     --space-4xl: 6rem;

    --radius-sm:   6px;    --radius-md:   10px;   --radius-lg:   16px;
    --radius-xl:   24px;   --radius-full: 9999px;

    --shadow-sm:    0 1px 2px rgba(4, 35, 48, 0.06);
    --shadow-md:    0 4px 12px rgba(4, 35, 48, 0.08);
    --shadow-lg:    0 12px 40px rgba(4, 35, 48, 0.12);
    --shadow-xl:    0 20px 60px rgba(4, 35, 48, 0.16);
    --shadow-card:  0 8px 30px rgba(4, 35, 48, 0.14);

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

    --header-height: 72px;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    margin: 0;
    padding: 0;
}

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

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text-heading);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-top: 0;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); font-weight: 800; margin-bottom: var(--space-xl); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); margin-bottom: var(--space-lg); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); margin-bottom: var(--space-md); }
h4 { font-size: 1.15rem; margin-bottom: var(--space-sm); }

p { margin: 0 0 var(--space-lg); }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-hover); }

ul, ol { padding-left: var(--space-xl); margin-bottom: var(--space-lg); }
li { margin-bottom: var(--space-xs); }

.container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-xl);
    padding-right: var(--space-xl);
}

/* ── Screen Reader ── */
.screen-reader-text { border: 0; clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute !important; width: 1px; word-wrap: normal !important; }

/* ═══════════════════════════════════════
   HEADER
   ═══════════════════════════════════════ */
.site-header {
    position: sticky; top: 0; z-index: 1000;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
    max-width: 1280px; margin: 0 auto; padding: 0 var(--space-xl);
    display: flex; align-items: center; justify-content: space-between;
    height: 100%;
}
.header-logo {
    display: flex; align-items: center; gap: 10px;
    font-family: var(--font-heading); font-weight: 700; font-size: 1.25rem;
    color: var(--color-dark) !important; text-decoration: none;
}
.header-logo img { height: 34px; width: auto; }
.header-logo .logo-accent { color: var(--color-primary); }

.main-nav-list { display: flex; align-items: center; gap: var(--space-xl); list-style: none; margin: 0; padding: 0; }
.main-nav-list > li { margin: 0; position: relative; }
.main-nav-list > li > a {
    font-size: 0.9rem; font-weight: 500; color: var(--color-text);
    padding: 8px 0; border-bottom: 2px solid transparent;
    transition: all var(--transition-fast); display: block; text-decoration: none;
}
.main-nav-list > li > a:hover,
.main-nav-list > li.current-menu-item > a,
.main-nav-list > li.current-page-ancestor > a {
    color: var(--color-primary); border-bottom-color: var(--color-primary);
}

/* Submenu */
.main-nav-list .sub-menu {
    display: none; position: absolute; top: 100%; left: -16px;
    background: var(--brand-white); border: 1px solid var(--color-border);
    border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
    padding: var(--space-sm) 0; min-width: 220px; list-style: none; margin: 0;
}
.main-nav-list li:hover > .sub-menu { display: block; }
.main-nav-list .sub-menu li { margin: 0; }
.main-nav-list .sub-menu a {
    display: block; padding: 10px 20px; font-size: 0.88rem; color: var(--color-text);
    text-decoration: none; transition: all var(--transition-fast);
}
.main-nav-list .sub-menu a:hover { background: var(--color-bg-alt); color: var(--color-primary); }

/* Submenu caret (mobile only — parent links stay navigable) */
.submenu-caret {
    display: none; align-items: center; justify-content: center;
    position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
    width: 32px; height: 32px; padding: 0; margin: 0;
    background: none; border: none; border-radius: var(--radius-sm);
    color: var(--color-text); cursor: pointer; line-height: 1;
    transition: color var(--transition-fast), background var(--transition-fast);
}
.submenu-caret:hover { color: var(--color-primary); }
.submenu-caret svg { display: block; transition: transform var(--transition-fast); }
.main-nav-list > li.open > .submenu-caret svg { transform: rotate(180deg); }

.header-cta {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 24px; background: var(--color-primary); color: #fff !important;
    font-weight: 600; font-size: 0.9rem; border-radius: var(--radius-full);
    text-decoration: none; transition: all var(--transition-base);
    border: 2px solid var(--color-primary); white-space: nowrap;
}
.header-cta:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(229,134,31,0.35); }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--color-dark); border-radius: 2px; transition: all var(--transition-fast); }

@media (max-width: 1024px) {
    .hamburger { display: flex; }
    .main-nav { display: none; position: absolute; top: var(--header-height); left: 0; right: 0;
        background: var(--brand-white); border-bottom: 1px solid var(--color-border);
        flex-direction: column; padding: var(--space-lg); gap: 0; box-shadow: var(--shadow-lg); }
    .main-nav.active { display: flex; }
    .main-nav-list { flex-direction: column; gap: 0; width: 100%; }
    .main-nav-list > li { width: 100%; }
    .main-nav-list > li > a { padding-right: 44px; }
    .main-nav-list .sub-menu { position: static; box-shadow: none; border: none; padding-left: var(--space-lg); display: none; }
    .main-nav-list li:hover > .sub-menu { display: none; }
    .main-nav-list li.open > .sub-menu { display: block; }
    .submenu-caret { display: flex; }
    .header-cta { font-size: 0.8rem; padding: 8px 16px; }
}

/* ═══════════════════════════════════════
   HERO
   ═══════════════════════════════════════ */
.hero {
    background: linear-gradient(135deg, var(--brand-navy-dark) 0%, var(--brand-navy) 50%, #0A4A5C 100%);
    color: #fff; padding: var(--space-4xl) 0; min-height: 560px;
    display: flex; align-items: center; position: relative; overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; top: -40%; right: -15%; width: 70%; height: 180%;
    background: radial-gradient(ellipse at center, rgba(229,134,31,0.12) 0%, transparent 70%);
    pointer-events: none;
}
.hero::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 4px;
    background: linear-gradient(90deg, var(--brand-orange) 0%, var(--brand-orange-light) 50%, var(--brand-orange) 100%);
}
.hero-inner {
    max-width: 1280px; margin: 0 auto; padding: 0 var(--space-xl); position: relative; z-index: 1;
    display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center;
}
.hero-tag {
    display: inline-block; font-size: 0.78rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.08em; color: var(--brand-orange-light);
    background: rgba(229,134,31,0.15); padding: 6px 16px; border-radius: var(--radius-full);
    margin-bottom: var(--space-lg); border: 1px solid rgba(229,134,31,0.25);
}
.hero-title { font-size: clamp(2.4rem, 5.5vw, 3.75rem); font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; margin-bottom: var(--space-lg); }
.hero-title span { color: var(--brand-orange); }
.hero-desc { font-size: 1.1rem; line-height: 1.7; opacity: 0.85; margin-bottom: var(--space-xl); max-width: 540px; }
.hero-actions { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.hero-stats { display: flex; gap: var(--space-xl); }
.hero-stat { text-align: center; }
.hero-stat-value { font-size: 2.5rem; font-weight: 800; color: var(--brand-orange); line-height: 1; }
.hero-stat-label { font-size: 0.8rem; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }

@media (max-width: 768px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero { min-height: auto; padding: var(--space-3xl) 0; }
    .hero-desc { max-width: 100%; }
    .hero-actions { justify-content: center; }
    .hero-stats { display: none; }
}

/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px;
    font-family: var(--font-heading); font-weight: 600; font-size: 1rem;
    border-radius: var(--radius-full); text-decoration: none !important;
    transition: all var(--transition-base); cursor: pointer;
    border: 2px solid transparent; white-space: nowrap; line-height: 1.4;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-primary { background: var(--color-primary); color: #fff !important; border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.btn-outline { background: transparent; color: #fff !important; border-color: rgba(255,255,255,0.35); }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.6); }
.btn-outline-dark { background: transparent; color: var(--color-dark) !important; border-color: var(--color-border); }
.btn-outline-dark:hover { background: var(--color-bg-alt); border-color: var(--color-primary); color: var(--color-primary) !important; }
.btn-white { background: #fff; color: var(--color-dark) !important; border-color: #fff; }
.btn-white:hover { background: var(--brand-off-white); }
.btn-lg { padding: 16px 40px; font-size: 1.1rem; }
.btn-sm { padding: 8px 20px; font-size: 0.875rem; }

/* ═══════════════════════════════════════
   SECTIONS
   ═══════════════════════════════════════ */
.section { padding: var(--space-4xl) 0; }
.section-alt { background: var(--color-bg-alt); }
.section-sm { padding: var(--space-3xl) 0; }
.section-header { text-align: center; max-width: 720px; margin: 0 auto var(--space-3xl); }
.section-header h2 { margin-bottom: var(--space-md); }
.section-header p { font-size: 1.08rem; color: var(--color-text-muted); }

/* ═══════════════════════════════════════
   PRODUCT GRID
   ═══════════════════════════════════════ */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.product-grid-2col { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
@media (max-width: 1024px) { .product-grid { grid-template-columns: repeat(2, 1fr); } .product-grid-2col { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .product-grid { grid-template-columns: 1fr; } .product-grid-2col { grid-template-columns: 1fr; } }

.product-card {
    background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg);
    overflow: hidden; transition: all var(--transition-base); display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: transparent; }
.product-card-img {
    aspect-ratio: 4/3; background: var(--color-bg-alt); display: flex; align-items: center;
    justify-content: center; position: relative; overflow: hidden;
}
.product-card-img img { max-width: 80%; max-height: 80%; object-fit: contain; transition: transform var(--transition-slow); }
.product-card:hover .product-card-img img { transform: scale(1.05); }
.product-card-badge {
    position: absolute; top: var(--space-md); left: var(--space-md);
    font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
    padding: 4px 12px; border-radius: var(--radius-full); color: #fff;
}
.badge-featured { background: var(--color-primary); }
.badge-new { background: var(--color-dark-secondary); }
.badge-premium { background: linear-gradient(135deg, #00384C, #0077B6); }

.product-card-body { padding: var(--space-xl); flex: 1; display: flex; flex-direction: column; }
.product-card-body h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.product-card-subtitle { font-size: 0.82rem; font-weight: 600; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: var(--space-md); }
.product-card-desc { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: var(--space-lg); flex: 1; }
.product-card-specs { list-style: none; padding: 0; margin: 0 0 var(--space-lg); font-size: 0.84rem; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.product-card-specs li { display: flex; align-items: center; gap: 6px; margin: 0; }
.product-card-specs li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--color-primary); flex-shrink: 0; }
.product-card-footer { display: flex; gap: var(--space-sm); }
.product-card-footer .btn { flex: 1; text-align: center; justify-content: center; }

/* ═══════════════════════════════════════
   VALUE PROPS
   ═══════════════════════════════════════ */
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-xl); }
@media (max-width: 1024px) { .value-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .value-grid { grid-template-columns: 1fr; } }
.value-card { text-align: center; padding: var(--space-xl); }
.value-icon { width: 64px; height: 64px; margin: 0 auto var(--space-lg); background: var(--color-primary-light); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; font-size: 1.75rem; }
.value-number { font-family: var(--font-heading); font-size: 2.5rem; font-weight: 800; color: var(--color-primary); line-height: 1; margin-bottom: var(--space-sm); }
.value-label { font-size: 0.95rem; font-weight: 600; color: var(--color-text-heading); margin-bottom: var(--space-sm); }
.value-desc { font-size: 0.85rem; color: var(--color-text-muted); }

/* ═══════════════════════════════════════
   INDUSTRY CARDS
   ═══════════════════════════════════════ */
.industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }
@media (max-width: 1024px) { .industry-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .industry-grid { grid-template-columns: 1fr; } }
.industry-card {
    background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg);
    padding: var(--space-xl); transition: all var(--transition-base);
    text-decoration: none !important; color: inherit !important; display: block;
}
.industry-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-primary); transform: translateY(-2px); }
.industry-card .ind-icon { font-size: 2rem; margin-bottom: var(--space-md); }
.industry-card h4 { font-size: 1.02rem; margin-bottom: 6px; }
.industry-card p { font-size: 0.875rem; color: var(--color-text-muted); margin-bottom: var(--space-md); }
.industry-link { font-size: 0.85rem; font-weight: 600; color: var(--color-primary); }

/* ═══════════════════════════════════════
   COMPARISON TABLE
   ═══════════════════════════════════════ */
.comparison-table { width: 100%; border-collapse: separate; border-spacing: 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); }
.comparison-table thead th { background: var(--color-dark-secondary); color: #fff; font-weight: 600; font-size: 0.9rem; padding: 16px 20px; text-align: left; }
.comparison-table thead th:first-child { background: var(--color-dark); }
.comparison-table tbody td { padding: 14px 20px; font-size: 0.9rem; border-bottom: 1px solid var(--color-border); background: #fff; }
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody tr:hover td { background: var(--color-bg-alt); }
.comparison-table .highlight { background: var(--color-primary-light) !important; font-weight: 600; }

/* ═══════════════════════════════════════
   SPECS TABLE
   ═══════════════════════════════════════ */
.specs-table { width: 100%; border-collapse: collapse; border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; }
.specs-table tr:nth-child(even) { background: var(--color-bg-alt); }
.specs-table td { padding: 12px 20px; font-size: 0.9rem; }
.specs-table td:first-child { font-weight: 600; color: var(--color-text-heading); width: 30%; border-right: 1px solid var(--color-border); }

/* ═══════════════════════════════════════
   FEATURE GRID
   ═══════════════════════════════════════ */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
@media (max-width: 640px) { .feature-grid { grid-template-columns: 1fr; } }
.feature-item { display: flex; align-items: flex-start; gap: var(--space-md); padding: var(--space-md); background: var(--color-bg-alt); border-radius: var(--radius-md); }
.feature-item .feat-icon { color: var(--color-primary); font-weight: 700; font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.feature-item strong { display: block; font-size: 0.95rem; color: var(--color-text-heading); margin-bottom: 2px; }
.feature-item span { font-size: 0.84rem; color: var(--color-text-muted); }

/* ═══════════════════════════════════════
   TESTIMONIAL CARDS
   ═══════════════════════════════════════ */
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
@media (max-width: 1024px) { .testimonial-grid { grid-template-columns: 1fr; } }
.testimonial-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-xl); }
.testimonial-card .quote-mark { font-size: 3rem; line-height: 1; color: var(--color-primary); font-family: Georgia, serif; margin-bottom: var(--space-md); }
.testimonial-card .quote-text { font-size: 0.93rem; line-height: 1.7; margin-bottom: var(--space-lg); font-style: italic; }
.testimonial-card .quote-name { font-size: 0.85rem; font-weight: 600; color: var(--color-text-heading); }
.testimonial-card .quote-role { font-size: 0.8rem; color: var(--color-text-muted); }

/* ═══════════════════════════════════════
   CTA BANNER
   ═══════════════════════════════════════ */
.cta-banner {
    background: linear-gradient(135deg, var(--brand-navy-dark), var(--brand-navy));
    color: #fff; text-align: center; padding: var(--space-4xl) var(--space-xl);
    border-radius: var(--radius-lg); position: relative; overflow: hidden;
}
.cta-banner::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(229,134,31,0.15), transparent 60%);
}
.cta-banner h2 { position: relative; color: #fff; font-size: 2rem; margin-bottom: var(--space-md); }
.cta-banner p { position: relative; font-size: 1.08rem; opacity: 0.8; margin-bottom: var(--space-xl); max-width: 600px; margin-left: auto; margin-right: auto; }
.cta-banner .btn { position: relative; margin: 0 6px; }

/* ═══════════════════════════════════════
   PAGE HEADER (INNER PAGES)
   ═══════════════════════════════════════ */
.page-header { background: var(--color-bg-alt); border-bottom: 1px solid var(--color-border); padding: var(--space-3xl) 0; text-align: center; }
.page-header h1 { margin-bottom: var(--space-sm); }
.breadcrumb { font-size: 0.85rem; color: var(--color-text-muted); }
.breadcrumb a { color: var(--color-text); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { margin: 0 8px; color: var(--color-border); }

/* ═══════════════════════════════════════
   CONTENT AREA
   ═══════════════════════════════════════ */
.content-area { padding: var(--space-3xl) 0; }
.content-area .container { max-width: 860px; }
.content-area article { font-size: 1.02rem; line-height: 1.75; }
.content-area article h2 { margin-top: var(--space-2xl); }
.content-area article h3 { margin-top: var(--space-xl); }
.content-area article img { border-radius: var(--radius-md); margin: var(--space-xl) 0; }
.content-area article table { width: 100%; border-collapse: collapse; margin: var(--space-xl) 0; }
.content-area article table td, .content-area article table th { padding: 10px 16px; border: 1px solid var(--color-border); font-size: 0.9rem; }
.content-area article table th { background: var(--color-bg-alt); font-weight: 600; text-align: left; }

/* ═══════════════════════════════════════
   FAQ ACCORDION
   ═══════════════════════════════════════ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid var(--color-border); border-radius: var(--radius-md); margin-bottom: var(--space-md); overflow: hidden; transition: all var(--transition-fast); }
.faq-item:hover { border-color: var(--color-primary); }
.faq-item h3 { margin: 0; }
.faq-item summary { padding: var(--space-lg); font-weight: 600; font-size: 1.02rem; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; color: var(--color-text-heading); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.5rem; font-weight: 300; color: var(--color-primary); transition: transform var(--transition-base); }
.faq-item[open] summary::after { content: '\2212'; }
.faq-item .faq-answer { padding: 0 var(--space-lg) var(--space-lg); font-size: 0.95rem; color: var(--color-text); line-height: 1.7; }

/* ═══════════════════════════════════════
   TWO-COLUMN LAYOUT (Product Detail)
   ═══════════════════════════════════════ */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: start; }
@media (max-width: 768px) { .two-col { grid-template-columns: 1fr; } }
.info-box { background: var(--color-bg-alt); border-radius: var(--radius-lg); padding: var(--space-xl); }

/* ═══════════════════════════════════════
   BLOG LISTING
   ═══════════════════════════════════════ */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
@media (max-width: 1024px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .blog-grid { grid-template-columns: 1fr; } }
.blog-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition-base); }
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); }
.blog-card-body { padding: var(--space-xl); }
.blog-card-body h3 { font-size: 1.15rem; margin-bottom: var(--space-sm); }
.blog-card-body h3 a { color: var(--color-text-heading); text-decoration: none; }
.blog-card-body h3 a:hover { color: var(--color-primary); }
.blog-card-body .blog-date { font-size: 0.82rem; color: var(--color-text-muted); margin-bottom: var(--space-md); }
.blog-card-body .blog-excerpt { font-size: 0.9rem; color: var(--color-text); }

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
.site-footer { background: var(--color-dark); color: rgba(255,255,255,0.65); padding: var(--space-4xl) 0 var(--space-xl); margin-top: 0; }
.footer-grid { max-width: 1280px; margin: 0 auto; padding: 0 var(--space-xl); display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-3xl); }
@media (max-width: 768px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h4 { font-size: 0.82rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: #fff; margin-bottom: var(--space-lg); }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: var(--space-sm); }
.footer-col ul li a { color: rgba(255,255,255,0.5); font-size: 0.88rem; text-decoration: none; transition: color var(--transition-fast); }
.footer-col ul li a:hover { color: var(--brand-orange); }
.footer-brand .footer-logo { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 700; color: #fff; margin-bottom: var(--space-md); display: block; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; margin-bottom: var(--space-md); }
.footer-bottom { max-width: 1280px; margin: var(--space-3xl) auto 0; padding: var(--space-xl) var(--space-xl) 0; border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-md); font-size: 0.84rem; }
.footer-bottom a { color: rgba(255,255,255,0.5); }

/* ═══════════════════════════════════════
   UTILITIES
   ═══════════════════════════════════════ */
.text-center { text-align: center; }
.text-orange { color: var(--brand-orange); }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-xl); }
.mt-3 { margin-top: var(--space-2xl); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-xl); }
.mb-3 { margin-bottom: var(--space-2xl); }
.py-3 { padding-top: var(--space-2xl); padding-bottom: var(--space-2xl); }
.wp-block-image img { border-radius: var(--radius-md); }

/* ═══════════════════════════════════════
   WORDPRESS ALIGNMENT FIXES
   ═══════════════════════════════════════ */
.alignfull { margin-left: calc(-50vw + 50%); margin-right: calc(-50vw + 50%); max-width: 100vw; width: 100vw; }
.alignwide { max-width: 1280px; margin-left: auto; margin-right: auto; }
.wp-block-group__inner-container { max-width: 1280px; margin: 0 auto; }

/* ── Accessibility ── */
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; } }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

/* ═══════════════════════════════════════
   TECH SUMMARY (Homepage PAS + Pd Cards)
   ═══════════════════════════════════════ */
.tech-summary-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
@media (max-width: 768px) { .tech-summary-grid { grid-template-columns: 1fr; } }
.tech-summary-card {
    background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg);
    padding: var(--space-2xl); transition: all var(--transition-base);
}
.tech-summary-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-primary); }
.tech-summary-card h3 { font-size: 1.25rem; margin-bottom: var(--space-md); color: var(--color-text-heading); }
.tech-summary-card p { font-size: 0.93rem; line-height: 1.7; color: var(--color-text); margin-bottom: var(--space-md); }
.tech-summary-card .tech-used-in { font-size: 0.84rem; color: var(--color-text-muted); padding: 8px 12px; background: var(--color-bg-alt); border-radius: var(--radius-sm); margin-bottom: var(--space-lg); }
.tech-links { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
@media (max-width: 480px) { .tech-links { grid-template-columns: 1fr; } }
.tech-link {
    display: block; padding: 10px 14px; background: var(--color-bg-alt);
    border-radius: var(--radius-sm); font-size: 0.85rem; font-weight: 500;
    color: var(--color-text) !important; text-decoration: none !important;
    border: 1px solid transparent; transition: all var(--transition-fast);
}
.tech-link:hover { border-color: var(--color-primary); background: var(--color-primary-light); color: var(--color-primary) !important; }

/* ═══════════════════════════════════════
   PRODUCT PAGE HERO FIX
   Product pages inject .product-wide > .hero > .hero-text
   but theme .hero expects .hero-inner two-column grid.
   Add compatibility for single-column product hero layout.
   ═══════════════════════════════════════ */
.product-wide { max-width: 1280px; margin: 0 auto; padding: 0 var(--space-xl); }
.product-wide .hero {
    display: flex; flex-direction: column; align-items: flex-start;
    text-align: left; padding: var(--space-3xl); border-radius: var(--radius-lg);
    margin-bottom: var(--space-2xl);
}
.product-wide .hero .hero-text { max-width: 100%; }
.product-wide .hero .hero-badge {
    display: inline-block; font-size: 0.78rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.08em; color: var(--brand-orange-light);
    background: rgba(229,134,31,0.15); padding: 6px 16px; border-radius: var(--radius-full);
    margin-bottom: var(--space-lg); border: 1px solid rgba(229,134,31,0.25);
}
.product-wide .hero .hero-text h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 800; color: #fff;
    line-height: 1.2; margin-bottom: var(--space-md);
}
.product-wide .hero .subtitle {
    font-size: 1.05rem; line-height: 1.7; opacity: 0.88; color: #fff;
    margin-bottom: var(--space-xl); max-width: 720px;
}
.product-wide .hero .hero-stats {
    display: flex; gap: var(--space-xl); flex-wrap: wrap;
}
.product-wide .hero .hero-stat { text-align: center; }
.product-wide .hero .hero-stat .value {
    font-size: 2rem; font-weight: 800; color: var(--brand-orange); line-height: 1;
}
.product-wide .hero .hero-stat .label {
    font-size: 0.78rem; opacity: 0.75; color: #fff; text-transform: uppercase;
    letter-spacing: 0.05em; margin-top: 4px;
}
@media (max-width: 768px) {
    .product-wide .hero { align-items: center; text-align: center; padding: var(--space-xl); }
    .product-wide .hero .subtitle { max-width: 100%; }
    .product-wide .hero .hero-stats { justify-content: center; }
}

/* ── Print ── */
@media print { .site-header, .site-footer, .cta-banner, .btn, .hero-actions { display: none !important; } body { font-size: 12pt; } }