/* ==========================================================================
   Components — Nav, Hero, Cards, Buttons, Footer, Animations
   ========================================================================== */

/* ==========================================================================
   Navigation
   ========================================================================== */

.site-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--color-card-bg) 95%, transparent);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    transform: translateZ(0);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4.5rem;
    gap: var(--space-md);
}

.nav-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.1;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.85;
}

.logo-custom {
    font-size: 1.65rem;
    font-weight: 900;
    color: var(--color-accent);
    letter-spacing: -0.03em;
}

.logo-perfex {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-text-light);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* Footer wordmark */
.footer-logo {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.footer-logo .logo-custom {
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: -0.03em;
}

.footer-logo .logo-perfex {
    font-size: 0.6rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links > ul {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-links a {
    display: block;
    padding: var(--space-xs) var(--space-sm);
    color: var(--color-text);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
    color: var(--color-accent);
    background-color: var(--color-accent-light);
}

/* Navigation Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
    min-width: 14rem;
    padding: var(--space-xs);
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 24px var(--color-card-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(0.5rem);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-menu a {
    display: block;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--text-sm);
    white-space: nowrap;
    border-radius: var(--radius-md);
}

/* Nav Actions (Theme toggle) */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text);
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.theme-toggle:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background-color: var(--color-accent-light);
}

.theme-toggle svg {
    width: 1.125rem;
    height: 1.125rem;
}

.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }

[data-theme="dark"] .theme-toggle .icon-sun  { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-toggle .icon-sun  { display: block; }
    :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

/* Language Switcher */
.lang-switcher {
    position: relative;
}

.lang-switcher-btn {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.375rem 0.625rem;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--text-xs);
    font-weight: 600;
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.lang-switcher-btn:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.lang-switcher-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 9rem;
    padding: var(--space-xs);
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 24px var(--color-card-shadow);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(0.25rem);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: 200;
}

.lang-switcher[aria-expanded="true"] .lang-switcher-menu,
.lang-switcher-btn[aria-expanded="true"] + .lang-switcher-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-switcher-menu a {
    display: block;
    padding: 0.375rem 0.75rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--text-sm);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.lang-switcher-menu a:hover {
    background: var(--color-accent-light);
    color: var(--color-accent);
}

.lang-switcher-menu a[aria-current="true"] {
    font-weight: 600;
    color: var(--color-accent);
}

/* Hamburger Menu */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0.375rem;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    border-radius: 1px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Hamburger animation when open */
.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   Mobile Sidebar (outside header to avoid backdrop-filter containing block)
   ========================================================================== */

.mobile-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 300px;
    max-width: 85vw;
    display: none;
    flex-direction: column;
    padding: 0 var(--space-lg) var(--space-lg);
    background: var(--color-bg);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
}

.mobile-sidebar.is-open {
    transform: translateX(0);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    margin-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    background: var(--color-bg);
    z-index: 1;
}

.sidebar-header .nav-logo .logo-custom {
    font-size: 1.35rem;
}

.sidebar-header .nav-logo .logo-perfex {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
}

.sidebar-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--color-text);
    transition: background-color var(--transition-base);
}

.sidebar-close:hover {
    background-color: var(--color-accent-light);
}

.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-backdrop.is-visible {
    display: block;
    opacity: 1;
}

.mobile-sidebar > ul {
    display: flex;
    flex-direction: column;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 0;
}

.mobile-sidebar > ul > li {
    border-bottom: 1px solid var(--color-border);
}

.mobile-sidebar a {
    font-size: var(--text-base);
    padding: var(--space-sm) var(--space-sm);
    border-radius: var(--radius-md);
    display: block;
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.mobile-sidebar a:hover {
    color: var(--color-accent);
    background-color: transparent;
}

.mobile-sidebar a[aria-current="page"] {
    color: var(--color-accent);
    font-weight: 600;
}

.mobile-sidebar .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: var(--space-sm);
    background: transparent;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    list-style: none;
    margin: 0;
}

.mobile-sidebar .nav-dropdown.is-expanded .nav-dropdown-menu {
    max-height: 600px;
}

.mobile-sidebar .nav-dropdown > a::after {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-right: 2px solid var(--color-text-light);
    border-bottom: 2px solid var(--color-text-light);
    transform: rotate(45deg);
    margin-left: auto;
    transition: transform 0.2s ease;
    float: right;
    margin-top: 0.5em;
}

.mobile-sidebar .nav-dropdown.is-expanded > a::after {
    transform: rotate(-135deg);
}

.mobile-sidebar .nav-dropdown-menu a {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    padding: var(--space-xs) var(--space-sm);
}

.mobile-sidebar .nav-dropdown-menu a:hover {
    color: var(--color-accent);
}

/* Mobile Navigation */
@media (max-width: 48rem) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
    }

    .mobile-sidebar {
        display: flex;
    }

    body.nav-open {
        overflow: hidden;
    }
}


/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-accent);
    color: #ffffff;
    border-color: var(--color-accent);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-outline:hover {
    background-color: var(--color-accent);
    color: #ffffff;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--text-xs);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--text-base);
}

.btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}


/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
    text-align: center;
    padding-block: var(--space-3xl);
}

.hero-bg {
    position: relative;
    overflow: hidden;
    min-height: 32rem;
    display: flex;
    align-items: center;
}

.hero-bg > picture {
    position: absolute;
    inset: 0;
    z-index: 0;
    transform: translateZ(0);
}

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

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    transform: translateZ(0);
    background: linear-gradient(
        180deg,
        rgba(15, 23, 42, 0.88) 0%,
        rgba(15, 23, 42, 0.82) 50%,
        rgba(15, 23, 42, 0.9) 100%
    );
}

.hero-bg > .container {
    position: relative;
    z-index: 2;
}

.hero h1 {
    margin-bottom: var(--space-md);
    max-width: 50rem;
    margin-inline: auto;
    color: #fff;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: rgba(255, 255, 255, 0.85);
    max-width: 38rem;
    margin-inline: auto;
    margin-bottom: var(--space-xl);
}

.hero .btn-group {
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.75);
}

.hero-trust span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.hero-trust svg {
    width: 1rem;
    height: 1rem;
    color: var(--color-success);
}


/* ==========================================================================
   Trust Stats
   ========================================================================== */

.trust-stats-section {
    background: radial-gradient(ellipse at 50% 35%, #0b2040 0%, var(--color-bg) 65%);
    position: relative;
    overflow: hidden;
}

.trust-stats-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 255, 220, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 220, 0.03) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
    transform: translateZ(0);
}

.trust-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    position: relative;
    z-index: 2;
}

.trust-card {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.trust-card-inner {
    width: 175px;
    height: 210px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border-radius: 18px;
    padding: 18px 14px;
    background: linear-gradient(160deg, rgba(8, 24, 46, 0.97) 0%, rgba(3, 14, 28, 0.99) 100%);
    border: 2px solid rgba(0, 255, 220, 0.65);
    box-shadow:
        0 0 16px rgba(0, 255, 220, 0.38),
        0 0 45px rgba(0, 255, 220, 0.12),
        inset 0 0 18px rgba(0, 255, 220, 0.03);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.trust-card {
    will-change: transform;
    transform: translateZ(0);
}

.trust-card-inner:hover {
    transform: translateY(-5px);
    box-shadow:
        0 0 28px rgba(0, 255, 220, 0.55),
        0 0 65px rgba(0, 255, 220, 0.2),
        inset 0 0 25px rgba(0, 255, 220, 0.05);
}

.trust-pole {
    width: 2px;
    height: 26px;
    background: linear-gradient(to bottom, rgba(0, 255, 220, 0.55), transparent);
}

.trust-glow {
    width: 110px;
    height: 10px;
    background: radial-gradient(ellipse, rgba(0, 255, 220, 0.32) 0%, transparent 72%);
    border-radius: 50%;
}

.trust-number {
    font-size: 3.625rem;
    font-weight: 900;
    color: #00ffdc;
    line-height: 1;
    text-shadow: 0 0 18px rgba(0, 255, 220, 0.9), 0 0 35px rgba(0, 255, 220, 0.4);
    letter-spacing: -2px;
}

.trust-unit {
    font-size: 0.625rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.65);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-top: -4px;
}

.trust-label {
    font-size: 1rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: 1.5px;
    text-align: center;
    line-height: 1.3;
    text-transform: uppercase;
}

.trust-code {
    font-size: 0.9375rem;
    color: rgba(0, 255, 220, 0.85);
    font-weight: 800;
    border: 1.5px solid rgba(0, 255, 220, 0.4);
    padding: 3px 10px;
    border-radius: 6px;
    margin-top: 5px;
    letter-spacing: 1px;
    background: rgba(0, 255, 220, 0.04);
}

.trust-icon-gear {
    width: 26px;
    height: 26px;
    margin-top: 5px;
    color: #00ffdc;
}

.trust-flag {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    overflow: hidden;
    border: 2.5px solid rgba(0, 255, 220, 0.55);
    box-shadow: 0 0 14px rgba(0, 255, 220, 0.28), 0 0 28px rgba(0, 255, 220, 0.1);
    display: flex;
    flex-direction: column;
    margin-bottom: 10px;
    flex-shrink: 0;
}

.trust-flag-s {
    flex: 1;
    width: 100%;
}

.trust-made {
    font-size: 0.75rem;
    font-weight: 800;
    color: #00ffdc;
    letter-spacing: 1.5px;
    text-align: center;
    text-transform: uppercase;
    text-shadow: 0 0 10px rgba(0, 255, 220, 0.45);
    line-height: 1.6;
}

.trust-icon-shield {
    width: 62px;
    height: 62px;
    margin-bottom: 8px;
    flex-shrink: 0;
    color: #00ffdc;
}

.trust-gdpr {
    font-size: 1.5rem;
    font-weight: 900;
    color: #fff;
    letter-spacing: 2px;
    text-align: center;
    line-height: 1;
}

.trust-gdpr-sub {
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 3px;
    color: rgba(0, 255, 220, 0.85);
    text-transform: uppercase;
    text-align: center;
    margin-top: 4px;
}

.trust-icon-globe {
    width: 48px;
    height: 48px;
    color: rgba(0, 255, 220, 0.7);
    margin-bottom: 2px;
}

.trust-number-sm {
    font-size: 2.5rem;
    line-height: 1;
}

.trust-lang-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: rgba(0, 255, 220, 0.85);
    text-transform: uppercase;
    text-align: center;
}

.trust-lang-codes {
    display: flex;
    gap: 5px;
    margin-top: 4px;
}

.trust-lang-codes span {
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 2px 6px;
    border-radius: 4px;
    background: rgba(0, 255, 220, 0.1);
    border: 1px solid rgba(0, 255, 220, 0.3);
    color: rgba(0, 255, 220, 0.9);
}

@media (max-width: 64rem) {
    .trust-stats {
        flex-wrap: wrap;
        gap: var(--space-md);
    }
}

@media (max-width: 48rem) {
    .trust-card-inner {
        width: 150px;
        height: 185px;
    }

    .trust-number {
        font-size: 2.75rem;
    }

    .trust-number-sm {
        font-size: 2.25rem;
    }
}

@media (max-width: 30rem) {
    .trust-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-md);
    }

    .trust-card-inner {
        width: 100%;
        height: 180px;
    }

    .trust-card:last-child {
        grid-column: 1 / -1;
        justify-self: center;
    }
}


/* ==========================================================================
   Module Cards
   ========================================================================== */

.module-card {
    display: flex;
    flex-direction: column;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.module-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px var(--color-card-shadow);
}

.module-card-image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background-color: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
}

.module-card-image picture {
    display: contents;
}

.module-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.module-card-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--color-text-light);
}

.module-card-placeholder svg {
    width: 3rem;
    height: 3rem;
    opacity: 0.4;
}

.module-card-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--space-lg);
}

.module-card-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-xs);
}

.module-card-tagline {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    flex: 1;
}

.module-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-top: auto;
}

.module-card-price {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text-heading);
}

.module-card-actions {
    display: flex;
    gap: var(--space-xs);
}


/* ==========================================================================
   Feature Cards
   ========================================================================== */

.feature-card {
    padding: var(--space-lg);
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    margin-bottom: var(--space-md);
    background: var(--color-accent-light);
    border-radius: var(--radius-md);
    color: var(--color-accent);
}

.feature-icon svg {
    width: 1.5rem;
    height: 1.5rem;
}

.feature-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-xs);
}

.feature-card p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
}


/* ==========================================================================
   USP Cards
   ========================================================================== */

.usp-card {
    text-align: center;
    padding: var(--space-lg);
}

.usp-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    margin-inline: auto;
    margin-bottom: var(--space-md);
    background: var(--color-success-light);
    border-radius: var(--radius-full);
    color: var(--color-success);
}

.usp-icon svg {
    width: 1.5rem;
    height: 1.5rem;
}

.usp-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-xs);
}

.usp-card p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
}


/* ==========================================================================
   Bundle Section
   ========================================================================== */

.bundle-box {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1e3a5f 100%);
    color: #ffffff;
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
}

[data-theme="dark"] .bundle-box,
:root:not([data-theme="light"]) .bundle-box {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border: 1px solid var(--color-border);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .bundle-box {
        background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
        border: 1px solid var(--color-border);
    }
}

.bundle-box h2 {
    color: #ffffff;
    margin-bottom: var(--space-sm);
}

.bundle-box p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-lg);
    margin-bottom: var(--space-lg);
}

.bundle-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.bundle-price-current {
    font-size: var(--text-4xl);
    font-weight: 700;
}

.bundle-price-original {
    font-size: var(--text-xl);
    text-decoration: line-through;
    opacity: 0.6;
}

.bundle-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-success);
    color: #ffffff;
    font-size: var(--text-xs);
    font-weight: 700;
    border-radius: var(--radius-full);
    margin-left: var(--space-sm);
}

.bundle-modules {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.bundle-module-tag {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
}


/* ==========================================================================
   Demo Teaser
   ========================================================================== */

.demo-teaser {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
}

.demo-teaser h2 {
    margin-bottom: var(--space-sm);
}

.demo-teaser p {
    font-size: var(--text-lg);
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
    max-width: 32rem;
    margin-inline: auto;
}


/* ==========================================================================
   Module Detail — Hero
   ========================================================================== */

.module-hero {
    text-align: center;
    padding-block: var(--space-3xl) var(--space-xl);
    border-bottom: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
    min-height: 24rem;
    display: flex;
    align-items: center;
}

.module-hero > picture {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.module-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        180deg,
        rgba(15, 23, 42, 0.85) 0%,
        rgba(15, 23, 42, 0.75) 50%,
        rgba(15, 23, 42, 0.9) 100%
    );
}

.module-hero > .container {
    position: relative;
    z-index: 2;
}

.module-hero h1 {
    margin-bottom: var(--space-sm);
}

.module-hero-tagline {
    font-size: var(--text-xl);
    color: var(--color-text-light);
    max-width: 36rem;
    margin-inline: auto;
    margin-bottom: var(--space-lg);
}

/* Module Detail — Compatibility */
.compat-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.compat-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    color: var(--color-text-light);
}

/* Module Detail — Screenshots Gallery */
.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
}

.screenshot-item {
    margin: 0;
}

.screenshot-link {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    aspect-ratio: 16 / 9;
    background: #f8fafc;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.screenshot-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .screenshot-link {
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .screenshot-link {
        border-color: rgba(255, 255, 255, 0.15);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
    }
}

.screenshot-img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.screenshot-item figcaption {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-top: var(--space-sm);
}

@media (max-width: 900px) {
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 500px) {
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
}

/* Lightbox overlay */
.screenshot-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.screenshot-lightbox.active {
    opacity: 1;
}

.screenshot-lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* Module Detail — Theme Showcase (Glassmorphism Overlay) */
.theme-showcase {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.theme-showcase-img {
    width: 100%;
    display: block;
    transition: opacity var(--transition-slow);
}

.theme-showcase-nav {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 4px;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 5px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.12);
    max-width: 95%;
    overflow-x: auto;
    scrollbar-width: none;
}

.theme-showcase-nav::-webkit-scrollbar {
    display: none;
}

.theme-showcase-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.theme-showcase-btn:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.theme-showcase-btn.active {
    background: var(--color-accent);
    color: #fff;
}

/* Module Detail — Related Modules */
.related-modules {
    border-top: 1px solid var(--color-border);
}


/* ==========================================================================
   Docs Layout — Sidebar Navigation + Scroll Content
   ========================================================================== */

.docs-hero {
    padding: var(--space-lg) 0 var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.docs-hero h1 {
    font-size: var(--text-2xl);
    margin-top: var(--space-sm);
}

/* Breadcrumb */
.docs-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.docs-breadcrumb a {
    color: var(--color-text-light);
    text-decoration: none;
}

.docs-breadcrumb a:hover {
    color: var(--color-accent);
}

.docs-breadcrumb span[aria-current] {
    color: var(--color-text-heading);
    font-weight: 600;
}

/* Two-column layout */
.docs-layout {
    padding-block: var(--space-xl);
}

/* Sidebar */
.docs-sidebar {
    align-self: start;
}

.docs-nav {
    padding-block: var(--space-sm);
}

.docs-nav-group {
    margin-bottom: var(--space-lg);
}

.docs-nav-heading {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-heading);
    margin-bottom: var(--space-xs);
}

.docs-nav-heading .docs-nav-link {
    color: inherit;
    text-decoration: none;
}

.docs-nav-heading .docs-nav-link:hover {
    color: var(--color-accent);
}

.docs-nav-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
    list-style: none;
    border-left: 2px solid var(--color-border);
    margin-left: var(--space-xs);
    padding-left: var(--space-sm);
}

.docs-nav-sublink {
    display: block;
    padding: var(--space-xs) 0;
    font-size: var(--text-sm);
    color: var(--color-text-light);
    text-decoration: none;
    transition: color var(--transition-fast);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.docs-nav-sublink:hover {
    color: var(--color-text-heading);
}

.docs-nav-sublink.is-active {
    color: var(--color-accent);
    font-weight: 600;
}

.docs-nav-divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin-block: var(--space-md);
}

.docs-nav-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.docs-nav-cta > a:first-child {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    text-decoration: none;
}

.docs-nav-cta > a:first-child:hover {
    color: var(--color-accent);
}

/* Sidebar toggle (mobile only, hidden on desktop) */
.docs-sidebar-toggle {
    display: none;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-heading);
    background: none;
    border: none;
    cursor: pointer;
}

.docs-sidebar-toggle svg {
    width: 1rem;
    height: 1rem;
    transition: transform var(--transition-fast);
}

.docs-sidebar.is-open .docs-sidebar-toggle svg {
    transform: rotate(180deg);
}

/* Content */
.docs-content {
    min-width: 0;
}

.docs-section {
    padding-bottom: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--color-border);
}

.docs-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.docs-section-heading {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-sm);
    scroll-margin-top: 5rem;
}

.docs-section-intro {
    font-size: var(--text-base);
    color: var(--color-text-light);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.docs-section-cta {
    text-align: center;
    padding: var(--space-2xl);
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.docs-section-cta h2 {
    margin-bottom: var(--space-sm);
}

.docs-section-cta p {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.docs-section-cta .btn-group {
    justify-content: center;
}

/* Tips inside docs: stacked list */
.docs-tips {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

/* Docs overrides for existing components */
.docs-content .help-steps,
.docs-content .faq-list {
    max-width: none;
}

/* Scroll targets */
[id^="step-"],
[id^="tip-"],
[id^="faq-"],
#getting-started,
#tips,
#faq {
    scroll-margin-top: 5rem;
}

/* --- Desktop (64rem+) --- */
@media (min-width: 64rem) {
    .docs-layout {
        display: grid;
        grid-template-columns: 16rem 1fr;
        gap: var(--space-2xl);
    }

    .docs-sidebar {
        position: sticky;
        top: 5rem;
        max-height: calc(100vh - 6rem);
        overflow-y: auto;
        scrollbar-width: thin;
    }
}

/* --- Mobile (<64rem) --- */
@media (max-width: 63.99rem) {
    .docs-sidebar {
        position: sticky;
        top: 4rem;
        z-index: 50;
        background: var(--color-card-bg);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--color-border);
    }

    .docs-sidebar-toggle {
        display: flex;
    }

    .docs-nav {
        display: none;
        padding: 0 var(--space-md) var(--space-md);
        max-height: 60vh;
        overflow-y: auto;
    }

    .docs-sidebar.is-open .docs-nav {
        display: block;
    }

    .docs-section-heading,
    [id^="step-"],
    [id^="tip-"],
    [id^="faq-"],
    #getting-started,
    #tips,
    #faq {
        scroll-margin-top: 8rem;
    }

    .docs-nav-sublink {
        white-space: normal;
    }
}


/* ==========================================================================
   FAQ Accordion — <details>/<summary>
   ========================================================================== */

.faq-list {
    max-width: 48rem;
    margin-inline: auto;
}

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

.faq-item:first-child {
    border-top: 1px solid var(--color-border);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text-heading);
    cursor: pointer;
    list-style: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::after {
    content: '';
    width: 0.625rem;
    height: 0.625rem;
    border-right: 2px solid var(--color-text-light);
    border-bottom: 2px solid var(--color-text-light);
    transform: rotate(45deg);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.faq-item[open] .faq-question::after {
    transform: rotate(-135deg);
}

.faq-question:hover {
    color: var(--color-accent);
}

.faq-answer {
    padding-bottom: var(--space-md);
    font-size: var(--text-sm);
    line-height: 1.7;
    color: var(--color-text);
}


/* ==========================================================================
   Help Steps — Numbered guide
   ========================================================================== */

.help-steps {
    counter-reset: help-step;
    max-width: 48rem;
    margin-inline: auto;
}

.help-step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-md) var(--space-lg);
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--color-border);
}

.help-step:last-child {
    border-bottom: none;
}

.help-step-number {
    counter-increment: help-step;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--color-accent);
    color: #ffffff;
    font-weight: 700;
    font-size: var(--text-sm);
    border-radius: var(--radius-full);
    grid-row: span 2;
}

.help-step-number::after {
    content: counter(help-step);
}

.help-step-content h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-xs);
}

.help-step-content p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.7;
}

.help-screenshot {
    grid-column: 2;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    background: var(--color-bg-alt);
}

.help-screenshot img {
    width: 100%;
    height: auto;
    display: block;
}

.help-screenshot-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-xl);
    color: var(--color-text-light);
    font-size: var(--text-sm);
}

.help-screenshot-placeholder svg {
    width: 1.25rem;
    height: 1.25rem;
    opacity: 0.5;
}


/* ==========================================================================
   Tips Cards
   ========================================================================== */

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
    gap: var(--space-md);
}

.tip-card {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-accent-light);
    border: 1px solid color-mix(in srgb, var(--color-accent) 20%, transparent);
    border-radius: var(--radius-lg);
}

.tip-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    background: var(--color-accent);
    color: #ffffff;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.tip-icon svg {
    width: 1.25rem;
    height: 1.25rem;
}

.tip-card h3 {
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text-heading);
}

.tip-card p {
    font-size: var(--text-sm);
    color: var(--color-text);
    line-height: 1.6;
}


/* ==========================================================================
   Demo Page
   ========================================================================== */

.demo-steps {
    counter-reset: step;
}

.demo-step {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
}

.demo-step::before {
    counter-increment: step;
    content: counter(step);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    background: var(--color-accent);
    color: #ffffff;
    font-weight: 700;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.demo-step h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-xs);
}

.demo-step p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.demo-credentials {
    padding: var(--space-lg);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-xl);
}

.demo-credentials code {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    background: var(--color-card-bg);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}


/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background-color: #020617;
    color: rgba(255, 255, 255, 0.7);
    padding-block: var(--space-2xl) var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer h4 {
    color: #ffffff;
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.footer-brand p {
    font-size: var(--text-sm);
    margin-top: var(--space-sm);
}

.footer-brand strong {
    color: #ffffff;
    font-size: var(--text-lg);
}

/* Newsletter Banner */
.newsletter-banner {
    position: relative;
    overflow: hidden;
    padding: var(--space-2xl) 0;
    border-top: 1px solid var(--color-border);
}
.newsletter-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/assets/img/modules/hero/hero-laptop.png') center/cover no-repeat;
    background-attachment: fixed;
    opacity: 0.35;
}
.newsletter-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,23,42,0.75) 0%, rgba(30,41,59,0.70) 100%);
}
[data-theme="light"] .newsletter-banner::after {
    background: linear-gradient(135deg, rgba(37,99,235,0.80) 0%, rgba(30,58,95,0.75) 100%);
}
.newsletter-banner > .container {
    position: relative;
    z-index: 1;
}
.newsletter-inner {
    text-align: center;
    max-width: 480px;
    margin-inline: auto;
}
.newsletter-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px; height: 64px;
    border-radius: 50%;
    background: rgba(0,255,220,0.12);
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    box-shadow: 0 0 30px rgba(0,255,220,0.15);
}
.newsletter-inner h2 {
    color: #fff;
    font-size: var(--text-xl);
    margin-bottom: var(--space-xs);
}
.newsletter-inner p {
    color: rgba(255,255,255,0.7);
    font-size: var(--text-sm);
    margin-bottom: var(--space-lg);
}
.newsletter-banner .nl-form {
    max-width: 400px;
    margin-inline: auto;
}
.newsletter-banner .nl-privacy {
    color: rgba(255,255,255,0.4);
}
.nl-input-group {
    display: flex;
    gap: 8px;
}
.nl-input-group input[type="email"] {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.05);
    color: #fff;
    font-size: var(--text-sm);
    font-family: inherit;
    min-width: 0;
}
.nl-input-group input[type="email"]::placeholder { color: rgba(255,255,255,0.4); }
.nl-input-group input[type="email"]:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(0,255,220,0.1);
}
.nl-msg {
    font-size: var(--text-xs);
    margin-top: 6px;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
}
.nl-msg.success { background: rgba(34,197,94,0.15); color: #4ade80; }
.nl-msg.error { background: rgba(239,68,68,0.15); color: #f87171; }
.nl-privacy {
    display: block;
    font-size: 11px;
    opacity: 0.5;
    margin-top: 6px;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.site-footer a:hover {
    color: #ffffff;
}

.site-footer ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-bottom {
    margin-top: var(--space-2xl);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: var(--text-xs);
}


/* ==========================================================================
   Animations — Intersection Observer driven
   ========================================================================== */

.fade-in {
    opacity: 0;
    transform: translateY(1.5rem);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered children */
.stagger-children > .fade-in:nth-child(1) { transition-delay: 0ms; }
.stagger-children > .fade-in:nth-child(2) { transition-delay: 100ms; }
.stagger-children > .fade-in:nth-child(3) { transition-delay: 200ms; }
.stagger-children > .fade-in:nth-child(4) { transition-delay: 300ms; }
.stagger-children > .fade-in:nth-child(5) { transition-delay: 400ms; }
.stagger-children > .fade-in:nth-child(6) { transition-delay: 500ms; }


/* ==========================================================================
   Visually Hidden (Accessibility)
   ========================================================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}


/* ==========================================================================
   Contact Floating Button + Modal
   ========================================================================== */

.contact-fab {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    background: var(--color-accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

.contact-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.contact-overlay:not([hidden]) {
    opacity: 1;
    visibility: visible;
}

.contact-modal {
    width: min(28rem, 90vw);
    max-height: 90vh;
    overflow-y: auto;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
    transform: translateY(1rem);
    transition: transform var(--transition-base);
}

.contact-overlay:not([hidden]) .contact-modal {
    transform: translateY(0);
}

.contact-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-lg) 0;
}

.contact-modal-header h2 {
    font-size: var(--text-xl);
    margin: 0;
}

.contact-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-light);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
}

.contact-close:hover {
    color: var(--color-text);
}

.contact-form {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

/* Form elements (shared) */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.form-group label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.625rem 0.75rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--text-base);
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 5rem;
}

.form-hint {
    display: block;
    margin-block-start: 0.25rem;
    font-size: var(--text-xs, 0.75rem);
    color: var(--color-text-muted, #888);
}

/* Card Discount Badge (module listing) */
.card-discount-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 2;
    background: #60a5fa;
    color: #0f172a;
    font-size: 12px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: var(--radius-md);
    letter-spacing: 0.5px;
}
.module-card { position: relative; }

/* Hero Discount Badge (module detail) */
.hero-discount-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-block-start: var(--space-md);
    padding: 10px 20px;
    background: rgba(96,165,250,0.12);
    border: 1px solid rgba(96,165,250,0.3);
    border-radius: var(--radius-lg);
    text-align: center;
}
.hero-discount-pct {
    display: inline-block;
    background: #60a5fa;
    color: #0f172a;
    font-size: 14px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: var(--radius-md);
    letter-spacing: 0.5px;
}
.hero-discount-text {
    font-size: var(--text-sm);
    color: #60a5fa;
}
.hero-discount-text strong {
    font-weight: 700;
    letter-spacing: 0.5px;
}

.support-info {
    margin-block-start: var(--space-sm, 0.75rem);
    font-size: var(--text-sm, 0.875rem);
    color: var(--color-text-light, #666);
    text-align: center;
}

.btn-block {
    width: 100%;
}

.contact-status,
.survey-status {
    font-size: var(--text-sm);
    margin: 0;
    min-height: 1.25rem;
}


/* ==========================================================================
   Feature Survey — Slide-up Card
   ========================================================================== */

.survey-slide {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    z-index: 800;
    width: min(32rem, 92vw);
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-bottom: none;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.15);
    transition: transform 0.4s ease;
}

.survey-slide:not([hidden]) {
    transform: translateX(-50%) translateY(0);
}

.survey-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg) 0;
}

.survey-header strong {
    font-size: var(--text-lg);
    display: block;
    margin-bottom: 0.25rem;
}

.survey-header p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin: 0;
}

.survey-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-light);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
}

.survey-close:hover {
    color: var(--color-text);
}

.survey-form {
    padding: var(--space-md) var(--space-lg) var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.survey-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
    gap: 0.5rem;
}

.survey-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.survey-option:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-light);
}

.survey-option input[type="checkbox"] {
    accent-color: var(--color-accent);
}

/* ==========================================================================
   Launch Special — Stock Counter & Labels
   ========================================================================== */

.launch-label {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: var(--text-sm);
    font-weight: 600;
    color: #fff;
    background: var(--color-success);
    border-radius: 999px;
    letter-spacing: 0.02em;
    margin-bottom: var(--space-sm);
}

.launch-stock {
    width: 100%;
    max-width: 20rem;
    margin: var(--space-md) auto;
    text-align: center;
}

.stock-bar {
    height: 0.5rem;
    background: var(--color-border);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.stock-fill {
    height: 100%;
    background: var(--color-success);
    border-radius: 999px;
    transition: width 0.6s ease;
}

.stock-text {
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.stock-low .stock-fill {
    background: var(--color-error, #ef4444);
}

.stock-low .stock-text {
    color: var(--color-error, #ef4444);
    font-weight: 600;
}

.is-sold-out .stock-fill {
    background: var(--color-border);
}

.is-sold-out .stock-text {
    color: var(--color-text-light);
    font-weight: 600;
}

.launch-regular-hint {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-top: 0;
    margin-bottom: var(--space-md);
}

/* ==========================================================================
   Announcement Bar — Site-wide Launch Banner
   ========================================================================== */

.announcement-bar {
    background: linear-gradient(135deg, var(--color-success), #059669);
    color: #fff;
    padding: 0.5rem 0;
    text-align: center;
    font-size: var(--text-sm);
    font-weight: 600;
    position: relative;
    z-index: 100;
}

.announcement-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.announcement-bar-link {
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: opacity var(--transition-fast);
}

.announcement-bar-link:hover {
    opacity: 0.9;
    color: #fff;
}

.announcement-bar-stock {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    font-size: var(--text-xs);
}

.announcement-bar-stock:empty {
    display: none !important;
    padding: 0;
}

.announcement-bar-cta {
    background: #fff;
    color: #059669;
    font-size: var(--text-xs);
    font-weight: 700;
    padding: 0.3rem 0.75rem;
    border-radius: 6px;
    margin-left: 0.75rem;
    white-space: nowrap;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.announcement-bar-link:hover .announcement-bar-cta {
    background: #f0fdf4;
    transform: translateX(2px);
}

.announcement-bar-close {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: color var(--transition-fast);
}

.announcement-bar-close:hover {
    color: #fff;
}

.announcement-bar[hidden] {
    display: none;
}

/* ==========================================================================
   Module Slider
   ========================================================================== */

.module-slider {
    position: relative;
    overflow: hidden;
}

.module-slider-track {
    display: flex;
    transition: transform 0.5s ease;
    will-change: transform;
}

.module-slide {
    flex: 0 0 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    padding: var(--space-md);
}

.module-slide-image {
    aspect-ratio: 16 / 10;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.module-slide-image picture {
    display: contents;
}

.module-slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.module-slide-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.module-slide-content h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text-heading);
    margin: 0;
}

.module-slide-tagline {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-accent);
    margin: 0;
}

.module-slide-desc {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.6;
}

.module-slide-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    margin-top: var(--space-sm);
}

.module-slide-price {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text-heading);
}

.module-slide-actions {
    display: flex;
    gap: var(--space-xs);
}

/* Slider Navigation */
.module-slider-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.module-slider-prev,
.module-slider-next {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-card-bg);
    color: var(--color-text);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.module-slider-prev:hover,
.module-slider-next:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.module-slider-dots {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.module-slider-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.module-slider-dot.is-active {
    background: var(--color-accent);
    transform: scale(1.3);
}

.module-slider-dot:hover {
    background: var(--color-accent);
}

/* Mobile: stacked layout */
@media (max-width: 48rem) {
    .module-slide {
        grid-template-columns: 1fr;
        gap: var(--space-md);
        padding: var(--space-sm);
    }

    .module-slide-content h3 {
        font-size: var(--text-xl);
    }

    .module-slide-footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .module-slide-actions {
        width: 100%;
    }

    .module-slide-actions .btn {
        flex: 1;
        text-align: center;
    }
}

/* RTL support */
[dir="rtl"] .module-slider-track {
    direction: rtl;
}

/* ==========================================================================
   AI Suite Pricing Tiers
   ========================================================================== */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    max-width: 1100px;
    margin-inline: auto;
    align-items: stretch;
}

.pricing-card {
    background: var(--color-card-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card-popular {
    border-color: var(--color-accent);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.15);
    transform: scale(1.03);
}

.pricing-card-popular:hover {
    transform: scale(1.03) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: #fff;
    font-size: var(--text-xs);
    font-weight: 700;
    padding: 0.35rem 1.2rem;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.pricing-name {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.pricing-price {
    margin-bottom: var(--space-xs);
}

.pricing-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.pricing-period {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-top: 0.25rem;
}

.pricing-savings {
    font-size: var(--text-sm);
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-lg);
    text-align: left;
    width: 100%;
    flex: 1;
}

.pricing-features li {
    padding: 0.5rem 0;
    padding-left: 1.75rem;
    position: relative;
    font-size: var(--text-sm);
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.pricing-modules {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.pricing-cta {
    width: 100%;
}

.pricing-upgrade-hint {
    margin-top: var(--space-sm);
    font-size: var(--text-xs);
    color: var(--color-text-light);
    text-align: center;
    line-height: 1.6;
}

.pricing-upgrade-hint a {
    color: var(--color-accent);
    text-decoration: none;
}

.pricing-upgrade-hint a:hover {
    text-decoration: underline;
}

@media (max-width: 900px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
    }

    .pricing-card-popular {
        transform: none;
        order: -1;
    }

    .pricing-card-popular:hover {
        transform: translateY(-4px);
    }
}

/* ========================================
   Spring Campaign
   ======================================== */

.spring-upgrade-section {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(59, 130, 246, 0.08) 100%);
}

.spring-upgrade {
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}

.spring-upgrade-badge {
    display: inline-block;
    background: linear-gradient(135deg, #10b981, #3b82f6);
    color: #fff;
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 6px 16px;
    border-radius: 99px;
    margin-bottom: var(--space-md);
}

.spring-upgrade h2 {
    font-size: var(--text-3xl, 2rem);
    margin-bottom: var(--space-sm);
}

.spring-upgrade-sub {
    font-size: var(--text-lg);
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.spring-upgrade-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.spring-price-current {
    font-size: var(--text-4xl, 3rem);
    font-weight: 800;
    color: var(--color-accent);
}

.spring-price-original {
    font-size: var(--text-xl, 1.25rem);
    text-decoration: line-through;
    color: var(--color-text-light);
}

.spring-price-save {
    font-size: var(--text-sm);
    font-weight: 600;
    color: #10b981;
    background: rgba(16, 185, 129, 0.12);
    padding: 4px 12px;
    border-radius: 99px;
}

.spring-upgrade-modules {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.spring-upgrade-bonus {
    font-size: var(--text-sm);
    font-weight: 600;
    color: #10b981;
    margin-bottom: var(--space-lg);
}

.spring-upgrade-deadline {
    margin-top: var(--space-md);
    font-size: var(--text-xs);
    color: var(--color-text-light);
}

@media (max-width: 600px) {
    .spring-upgrade-price {
        flex-direction: column;
        align-items: center;
        gap: var(--space-xs);
    }
}

.spring-coupon-hint {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-top: var(--space-xl);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-surface);
    border-radius: var(--radius-lg, 12px);
    border: 1px solid var(--color-border);
}

.spring-coupon-hint strong {
    color: var(--color-accent);
    font-family: monospace;
    font-size: var(--text-base);
    letter-spacing: 0.05em;
}

/* ========================================
   Blog & Article Styles
   ======================================== */

/* Breadcrumb */
.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.breadcrumb-list li:not(:last-child)::after {
    content: '/';
    margin-left: var(--space-xs);
    color: var(--color-border);
}

.breadcrumb-list a {
    color: var(--color-text-light);
    text-decoration: none;
}

.breadcrumb-list a:hover {
    color: var(--color-accent);
}

.section-compact {
    padding-block: var(--space-md);
}

/* Article List */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-lg);
}

.article-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg, 12px);
    padding: var(--space-lg);
    transition: transform 0.2s, box-shadow 0.2s;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.article-card h2 {
    font-size: var(--text-xl, 1.25rem);
    margin: var(--space-sm) 0;
    line-height: 1.4;
}

.article-card p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.6;
}

.article-card-meta {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
    font-size: var(--text-xs);
    color: var(--color-text-light);
}

/* Article Detail */
.article-header {
    max-width: 720px;
    margin-bottom: var(--space-xl, 3rem);
}

.article-header h1 {
    font-size: var(--text-3xl, 2rem);
    line-height: 1.2;
    margin: var(--space-sm) 0 var(--space-md);
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    align-items: center;
    font-size: var(--text-xs);
    color: var(--color-text-light);
}

.article-category {
    background: var(--color-accent-light, #dbeafe);
    color: var(--color-accent);
    padding: 2px 10px;
    border-radius: 99px;
    font-weight: 600;
    font-size: var(--text-xs);
}

.article-reading-time::before,
.article-updated::before {
    content: '\00b7';
    margin-right: var(--space-xs);
}

/* Author */
.article-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--text-sm);
}

.author-role {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-text-light);
}

/* Article Layout (body + TOC sidebar right) */
.article-layout {
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: var(--space-xl, 3rem);
    align-items: start;
}

.article-toc {
    order: 1;
}

.article-body {
    order: 0;
}

.article-body {
    max-width: 720px;
    font-size: var(--text-base, 1rem);
    line-height: 1.8;
}

.article-body h2 {
    font-size: var(--text-2xl, 1.5rem);
    margin-top: var(--space-xl, 3rem);
    margin-bottom: var(--space-md);
    scroll-margin-top: 80px;
}

.article-body h3 {
    font-size: var(--text-lg);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.article-body p {
    margin-bottom: var(--space-md);
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

.article-body li {
    margin-bottom: var(--space-xs);
}

.article-body blockquote {
    border-left: 3px solid var(--color-accent);
    padding: var(--space-md) var(--space-lg);
    margin: var(--space-lg) 0;
    background: var(--color-surface);
    border-radius: 0 var(--radius-lg, 12px) var(--radius-lg, 12px) 0;
    font-style: italic;
    color: var(--color-text-light);
}

.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    font-size: var(--text-sm);
}

/* Wide tables break out of article-body to full container width */
.article-body .table-wide {
    width: calc(100% + 220px + var(--space-xl, 3rem));
    margin-right: calc(-220px - var(--space-xl, 3rem));
}

@media (max-width: 900px) {
    .article-body .table-wide {
        width: 100%;
        margin-right: 0;
        display: block;
        overflow-x: auto;
    }
}

.article-body th,
.article-body td {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    text-align: left;
}

.article-body th {
    background: var(--color-surface);
    font-weight: 600;
}

.article-body a:not(.btn) {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article-body a:not(.btn):hover {
    text-decoration: none;
}

/* TOC Sidebar */
.article-toc {
    position: sticky;
    top: 80px;
    font-size: var(--text-xs);
}

.article-toc strong {
    display: block;
    margin-bottom: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--color-text);
}

.article-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.article-toc li {
    margin-bottom: var(--space-xs);
}

.article-toc a {
    color: var(--color-text-light);
    text-decoration: none;
    line-height: 1.5;
    display: block;
    padding: 2px 0;
    border-left: 2px solid transparent;
    padding-left: var(--space-sm);
    transition: color 0.15s, border-color 0.15s;
}

.article-toc a:hover {
    color: var(--color-accent);
    border-left-color: var(--color-accent);
}

/* Screenshots in article */
.article-screenshot {
    margin: var(--space-lg) 0;
    border-radius: var(--radius-lg, 12px);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.article-screenshot img {
    width: 100%;
    height: auto;
    display: block;
}

.article-screenshot figcaption {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-xs);
    color: var(--color-text-light);
    text-align: center;
    background: var(--color-surface);
}

/* FAQ in article */
.article-body .faq-list {
    margin: var(--space-lg) 0;
}

@media (max-width: 900px) {
    .article-layout {
        grid-template-columns: 1fr;
    }

    .article-toc {
        position: static;
        margin-bottom: var(--space-lg);
        padding: var(--space-md);
        background: var(--color-surface);
        border-radius: var(--radius-lg, 12px);
        border: 1px solid var(--color-border);
    }

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