/* ==========================================================================
   AVONIK DESIGN SYSTEM - PURE LEDGER-STYLE MINIMALIST AESTHETIC
   Pitch-Black (#000) / Pure White (#fff) | Theme Switching Support
   ========================================================================== */

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

:root {
    /* Color Palette - Strictly Tech Minimalist (Dark Mode Default) */
    --bg-base: #000000;
    --bg-surface: #0a0a0c;
    --bg-surface-elevated: #121215;
    --bg-inset: #050507;
    
    --accent: #f15a24; /* Brand Orange */
    --accent-hover: #f37b4f;
    --accent-glow: rgba(241, 90, 36, 0.1);
    
    --text-primary: #ffffff;
    --text-secondary: #86868b; /* Apple/Ledger silver-gray */
    --text-muted: #4e4e52;
    
    --border-color: #1c1c1e; /* Crisp dark dividers */
    --border-hover: #3a3a3c;
    
    /* SVG Blueprint adaptive colors */
    --svg-bg: #050507;
    --svg-stroke: #1c1c1e;
    --svg-text: #ffffff;
    --svg-text-secondary: #86868b;
    
    /* Typography */
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.15s ease;
    
    /* Layout Spacing */
    --max-width: 1280px;
    --header-height: 80px;
}

/* Light Mode Variables override */
:root[data-theme="light"] {
    --bg-base: #ffffff;
    --bg-surface: #f5f5f7;
    --bg-surface-elevated: #e8e8ed;
    --bg-inset: #ededf0;
    
    --accent: #d84b16; /* Slightly darker orange for white contrast */
    --accent-hover: #b83a0e;
    --accent-glow: rgba(216, 75, 22, 0.08);
    
    --text-primary: #000000;
    --text-secondary: #515154;
    --text-muted: #86868b;
    
    --border-color: #d2d2d7; /* Apple/Ledger light gray dividers */
    --border-hover: #acacb2;
    
    /* SVG Blueprint adaptive colors */
    --svg-bg: #f5f5f7;
    --svg-stroke: #d2d2d7;
    --svg-text: #000000;
    --svg-text-secondary: #515154;
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border-radius: 0 !important; /* Force sharp architectural corners everywhere */
}

html {
    scroll-behavior: smooth;
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.2s ease, color 0.2s ease;
    max-width: 100%;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-base);
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-base);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

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

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

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

/* ==========================================================================
   TYPOGRAPHY UTILITIES
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

h1 {
    font-size: 4.5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
}

h2 {
    font-size: 2.75rem;
    font-weight: 500;
    letter-spacing: -0.03em;
}

h3 {
    font-size: 1.75rem;
    font-weight: 500;
}

h4 {
    font-size: 1.25rem;
}

@media (max-width: 768px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
}

.text-gradient {
    color: var(--text-primary);
}

.text-muted {
    color: var(--text-secondary);
}

/* ==========================================================================
   BUTTONS & INTERACTIVE ELEMENTS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 2rem;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
    gap: 0.6rem;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-base);
    border: 1px solid var(--text-primary);
}
.btn-primary:hover {
    background-color: var(--bg-base);
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover {
    border-color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

/* Ensure background buttons inside light mode hover look correct */
:root[data-theme="light"] .btn-secondary:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

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

.btn-text {
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    font-family: var(--font-heading);
}
.btn-text:hover {
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.6rem 1.25rem;
    font-size: 0.8rem;
}

/* Web-Tuner header link */
.tuner-pill {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
}
.tuner-pill:hover {
    background: var(--accent);
    color: #ffffff;
}

/* ==========================================================================
   GLOBAL HEADER (NAVBAR)
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: var(--bg-base);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    display: flex;
    justify-content: center;
    transition: var(--transition-smooth);
}

.header-scrolled {
    height: 70px;
    background-color: var(--bg-base);
    border-bottom-color: var(--border-hover);
}

.header-container {
    width: 100%;
    max-width: var(--max-width);
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.logo-dot {
    width: 6px;
    height: 6px;
    background-color: var(--text-primary);
    display: inline-block;
}

/* Main Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    padding: 0 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    height: 100%;
}
.nav-link:hover {
    color: var(--text-primary);
}

/* Mega-Menu Dropdowns (Ledger Layout) */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    width: 580px;
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-top: none;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 1001;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
}

.nav-item:hover .mega-menu {
    opacity: 1;
    visibility: visible;
}

.mega-menu-wide {
    width: 700px;
    grid-template-columns: 1fr 1fr;
}

.mega-menu-col h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.mega-menu-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.mega-menu-item a {
    display: flex;
    flex-direction: column;
    padding: 0.5rem 0.75rem;
    border: 1px solid transparent;
}
.mega-menu-item a:hover {
    background-color: var(--bg-surface);
    border-color: var(--border-color);
}

.mega-menu-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}
.mega-menu-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.1rem;
}

.mega-menu-featured {
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.mega-menu-featured h5 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.mega-menu-featured p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* Right Nav Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    position: relative;
    transition: var(--transition-fast);
}
.icon-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.cart-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--text-primary);
    color: var(--bg-base);
    font-size: 0.65rem;
    font-weight: 700;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
}

@media (max-width: 1024px) {
    .nav-menu {
        display: none;
    }
    .mobile-toggle {
        display: flex;
    }
}

/* Mobile Nav Overlay */
.mobile-nav-overlay {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100vw;
    height: calc(100vh - var(--header-height));
    background-color: var(--bg-base);
    z-index: 999;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    border-bottom: 1px solid var(--border-color);
    overflow-y: auto;
}
.mobile-nav-overlay.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}
.mobile-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.mobile-nav-link {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--text-primary);
}
.mobile-nav-sublist {
    list-style: none;
    margin-top: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-left: 1rem;
    border-left: 1px solid var(--border-color);
}
.mobile-nav-sublink {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   SLIDE-OUT DRAWERS (CART & ACCOUNT)
   ========================================================================== */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}
:root[data-theme="light"] .drawer-overlay {
    background-color: rgba(0, 0, 0, 0.4);
}
.drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

.drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 440px;
    max-width: 100vw;
    height: 100vh;
    background-color: var(--bg-base);
    border-left: 1px solid var(--border-color);
    z-index: 2000;
    transform: translateX(100%);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}
.drawer.active {
    transform: translateX(0);
}

.drawer-header {
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.drawer-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}
.drawer-close {
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: var(--transition-fast);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
}
.drawer-close:hover {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.drawer-content {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

/* Cart Drawer Items */
.cart-items-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.cart-item {
    display: flex;
    gap: 1rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}
.cart-item-img {
    width: 70px;
    height: 60px;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem;
}
.cart-item-details {
    flex: 1;
}
.cart-item-name {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
}
.cart-item-price {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
    margin-top: 0.2rem;
}
.cart-item-qty {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
}
.cart-item-remove {
    position: absolute;
    right: 0;
    bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.cart-item-remove:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 0;
    text-align: center;
    gap: 1.25rem;
}
.cart-empty-icon {
    font-size: 2rem;
    opacity: 0.3;
}

.drawer-footer {
    padding: 2rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-inset);
}
.cart-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}
.cart-total-label {
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    font-family: var(--font-heading);
}
.cart-total-price {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.2rem;
}

/* Account Forms */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.form-group label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    font-family: var(--font-heading);
}
.form-input {
    width: 100%;
    padding: 0.8rem 1rem;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}
.form-input:focus {
    border-color: var(--text-primary);
}
.auth-switch {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 2rem;
}
.auth-switch span {
    color: var(--text-primary);
    cursor: pointer;
    font-weight: 500;
    text-decoration: underline;
}

/* ==========================================================================
   APP RENDER MAIN ZONE (SPA CONTAINER)
   ========================================================================== */
.app-container {
    flex: 1;
    margin-top: var(--header-height);
    display: flex;
    flex-direction: column;
}

.view-fade-in {
    animation: viewFade 0.3s ease-out forwards;
}

@keyframes viewFade {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ==========================================================================
   PAGE: HOME (INICIO)
   ========================================================================== */

/* Hero Section */
.home-hero {
    position: relative;
    padding: 8rem 2rem;
    display: flex;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}
.home-hero-container {
    width: 100%;
    max-width: var(--max-width);
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 6rem;
}
@media (max-width: 992px) {
    .home-hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 4rem;
    }
    .home-hero-actions {
        justify-content: center;
    }
}
.home-hero-title {
    margin-bottom: 2rem;
}
.home-hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 620px;
}
.home-hero-actions {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}
.home-hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-product-svg {
    max-width: 440px;
    width: 100%;
    border: none;
    background-color: transparent;
    padding: 0;
}



/* Trust Pillars Grid Section */
.trust-section {
    display: flex;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}
.trust-container {
    width: 100%;
    max-width: var(--max-width);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 768px) {
    .trust-container {
        grid-template-columns: 1fr;
    }
}
.trust-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 3rem 2.5rem;
    border-right: 1px solid var(--border-color);
    background-color: var(--bg-base);
}
.trust-card:last-child {
    border-right: none;
}
@media (max-width: 768px) {
    .trust-card {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .trust-card:last-child {
        border-bottom: none;
    }
}
.trust-icon {
    color: var(--text-primary);
    width: 32px;
    height: 32px;
}
.trust-card h3 {
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-primary);
}
.trust-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Product Vitrine Section */
.featured-section {
    padding: 8rem 2rem;
    display: flex;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}
.featured-container {
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    flex-direction: column;
    gap: 4rem;
}
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2rem;
}
@media (max-width: 576px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}
.section-tag {
    color: var(--text-secondary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1px;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
}

/* Redesigned Product Card to look wireframe-sharp */
.product-card {
    background-color: var(--bg-base);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.product-card:hover {
    background-color: var(--bg-surface);
    border-color: var(--text-primary);
}
.product-card-img-container {
    width: 100%;
    height: 160px;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}
.product-card-badge {
    position: absolute;
    top: 3.5rem;
    left: 3rem;
    background-color: var(--text-primary);
    color: var(--bg-base);
    padding: 0.2rem 0.5rem;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-family: var(--font-heading);
    font-weight: 500;
}
.product-card-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.product-card-name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}
.product-card-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 2.5rem;
    flex: 1;
}
.product-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}
.product-card-price {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.2rem;
}

/* How It Works Section */
.how-it-works {
    display: flex;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}
.how-it-works-container {
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    flex-direction: column;
}
.how-it-works .section-header {
    padding: 4rem 2rem 2rem;
    text-align: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 768px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }
}
.step-card {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    padding: 4rem 3rem;
    border-right: 1px solid var(--border-color);
    background-color: var(--bg-base);
}
.step-card:last-child {
    border-right: none;
}
@media (max-width: 768px) {
    .step-card {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .step-card:last-child {
        border-bottom: none;
    }
}
.step-num {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--border-color);
    line-height: 1;
    transition: var(--transition-smooth);
}
.step-card:hover .step-num {
    color: var(--text-primary);
}
.step-card h3 {
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.step-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Learn Teaser Grid */
.learn-teaser-section {
    padding: 8rem 2rem;
    display: flex;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}
.learn-teaser-container {
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    flex-direction: column;
    gap: 4rem;
}
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1px;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
}

/* Article Card */
.article-card {
    background-color: var(--bg-base);
    display: flex;
    flex-direction: column;
}
.article-card-img {
    height: 180px;
    background-color: var(--bg-inset);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}
.article-card-content {
    padding: 2.5rem 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.article-card-meta {
    display: flex;
    gap: 0.75rem;
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.article-card-tag {
    color: var(--accent);
}
.article-card-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: 1rem;
    flex: 1;
}
.article-card-title a:hover {
    text-decoration: underline;
}
.article-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
    margin-top: auto;
}

/* Support Banner section */
.support-banner {
    padding: 8rem 2rem;
    display: flex;
    justify-content: center;
}
.support-banner-container {
    width: 100%;
    max-width: var(--max-width);
    border: 1px solid var(--border-color);
    padding: 5rem 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    background-color: var(--bg-inset);
}
@media (max-width: 992px) {
    .support-banner-container {
        flex-direction: column;
        text-align: center;
        padding: 3rem 2rem;
        gap: 2.5rem;
    }
}
.support-banner-content h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}
.support-banner-content p {
    color: var(--text-secondary);
    max-width: 580px;
    font-size: 1rem;
}
.support-banner-actions {
    display: flex;
    gap: 1.25rem;
    flex-shrink: 0;
}
@media (max-width: 576px) {
    .support-banner-actions {
        flex-direction: column;
        width: 100%;
    }
    .support-banner-actions .btn {
        width: 100%;
    }
}

/* ==========================================================================
   PAGE: LOJA (SHOP CATALOG)
   ========================================================================== */
.shop-view {
    padding: 6rem 2rem;
    display: flex;
    justify-content: center;
}
.shop-container {
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    flex-direction: column;
    gap: 4rem;
}
.shop-title-area {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2.5rem;
}
.shop-title-area h1 {
    margin-bottom: 0.75rem;
}

.shop-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 4rem;
    align-items: start;
}
@media (max-width: 768px) {
    .shop-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Catalog Filter Sidebar */
.shop-sidebar h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}
.filter-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.filter-item button {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    cursor: pointer;
    text-align: left;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}
.filter-item button:hover {
    color: var(--text-primary);
    background-color: var(--bg-surface);
}
.filter-item.active button {
    color: var(--text-primary);
    border-color: var(--border-color);
    background-color: var(--bg-inset);
    font-weight: 500;
}

/* ==========================================================================
   PAGE: PRODUCT DETAILED TEMPLATE
   ========================================================================== */
.product-detail-view {
    padding: 6rem 2rem;
    display: flex;
    justify-content: center;
}
.product-detail-container {
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    flex-direction: column;
    gap: 6rem;
}

.product-intro-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 5rem;
    align-items: start;
}
@media (max-width: 992px) {
    .product-intro-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

/* Gallery visual placeholder */
.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.product-main-visual {
    width: 100%;
    height: 420px;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem;
}
.product-gallery-thumb-row {
    display: flex;
    gap: 1rem;
}
.product-gallery-thumb {
    width: 76px;
    height: 60px;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}
.product-gallery-thumb:hover, .product-gallery-thumb.active {
    border-color: var(--text-primary);
}

/* Buy Box Info Section */
.product-buy-box {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}
.product-category-tag {
    color: var(--text-secondary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    font-weight: 500;
}
.product-name-title {
    font-size: 2.75rem;
    font-weight: 500;
}
.product-price-tag {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
}
.product-description-short {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}
.product-spec-highlights-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.75rem;
}
.product-spec-highlights-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.product-spec-highlights-list li svg {
    color: var(--text-primary);
    flex-shrink: 0;
}

.product-buy-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    margin-top: 1rem;
}
.qty-selector {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-color);
    background-color: var(--bg-inset);
}
.qty-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
}
.qty-btn:hover {
    color: var(--text-primary);
    background-color: rgba(var(--text-primary), 0.02);
}
:root[data-theme="light"] .qty-btn:hover {
    background-color: rgba(0, 0, 0, 0.02);
}
.qty-num {
    width: 44px;
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 500;
}

/* Detailed Technical Specs Matrix */
.product-specs-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.specs-section-title {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.25rem;
}
.specs-section-title h2 {
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.specs-table {
    width: 100%;
    border-collapse: collapse;
}
.specs-table tr {
    border-bottom: 1px solid var(--border-color);
}
.specs-table td {
    padding: 1.5rem 0.5rem;
    font-size: 0.9rem;
}
.specs-table td:first-child {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    width: 30%;
}
.specs-table td:last-child {
    color: var(--text-primary);
    line-height: 1.5;
}

.compatibility-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1px;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
    margin-top: 1.5rem;
}
.compatibility-item {
    background-color: var(--bg-base);
    padding: 1.5rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}
.compatibility-item svg {
    color: var(--text-primary);
}

/* ==========================================================================
   PAGE: WEB-TUNER INTERMEDIATE LANDING
   ========================================================================== */
.web-tuner-view {
    padding: 8rem 2rem;
    display: flex;
    justify-content: center;
}
.web-tuner-container {
    width: 100%;
    max-width: var(--max-width);
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 6rem;
    align-items: center;
}
@media (max-width: 992px) {
    .web-tuner-container {
        grid-template-columns: 1fr;
        gap: 5rem;
    }
}

.web-tuner-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.web-tuner-info h1 {
    font-size: 3.5rem;
}
.web-tuner-info p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.web-tuner-features-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}
.web-tuner-features-list li {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
}
.web-tuner-features-list li svg {
    color: var(--text-primary);
    margin-top: 0.15rem;
    flex-shrink: 0;
}
.web-tuner-features-list h4 {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}
.web-tuner-features-list p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}
.web-tuner-actions {
    display: flex;
    gap: 1.25rem;
    margin-top: 1rem;
}

/* Calibration Dashboard Laptop Image */
.tuner-laptop-container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}
.tuner-laptop-img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
    transition: transform var(--transition-medium);
}
.tuner-laptop-img:hover {
    transform: scale(1.02);
}

/* Toggle visibility based on the active theme */
html:not([data-theme="light"]) .tuner-laptop-light {
    display: none;
}
html:not([data-theme="light"]) .tuner-laptop-dark {
    display: block;
}

html[data-theme="light"] .tuner-laptop-light {
    display: block;
}
html[data-theme="light"] .tuner-laptop-dark {
    display: none;
}

/* Calibration Dashboard Mockup */
.tuner-dashboard-mockup {
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 480px;
}
.tuner-dash-top {
    background-color: var(--bg-inset);
    border-bottom: 1px solid var(--border-color);
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--text-secondary);
}
.tuner-status-led {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent);
}
.led-pulse {
    width: 6px;
    height: 6px;
    background-color: var(--accent);
}

.tuner-dash-layout {
    flex: 1;
    display: grid;
    grid-template-rows: 140px 1fr;
    overflow: hidden;
}

/* Dials Row */
.tuner-dials-row {
    border-bottom: 1px solid var(--border-color);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    background-color: var(--bg-inset);
}
.tuner-dial-widget {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-right: 1px solid var(--border-color);
}
.tuner-dial-widget:last-child {
    border-right: none;
}
.tuner-dial-circle {
    font-family: monospace;
    font-weight: bold;
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}
.tuner-dial-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    font-family: var(--font-heading);
}

/* 3D Map Table Layout */
.tuner-grid-area {
    padding: 1.5rem;
    overflow: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.tuner-grid-title {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.map-table-grid {
    display: grid;
    grid-template-columns: 40px repeat(8, 1fr);
    gap: 1px;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
    font-family: monospace;
    font-size: 0.75rem;
}
.map-cell {
    background-color: var(--bg-base);
    padding: 0.6rem 0.25rem;
    text-align: center;
    color: var(--text-secondary);
}
.map-cell-header {
    background-color: var(--bg-inset);
    color: var(--text-muted);
    font-weight: bold;
}
.map-cell-value {
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}
.map-cell-value:hover {
    background-color: rgba(var(--text-primary), 0.02);
    color: var(--text-primary);
}
:root[data-theme="light"] .map-cell-value:hover {
    background-color: rgba(0, 0, 0, 0.02);
}
.map-cell-hot {
    background-color: var(--text-primary) !important;
    color: var(--bg-base) !important;
    font-weight: bold;
}

/* ==========================================================================
   PAGE: APRENDA (LEARN DIRECTORY)
   ========================================================================== */
.learn-view {
    padding: 6rem 2rem;
    display: flex;
    justify-content: center;
}
.learn-container {
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    flex-direction: column;
    gap: 4rem;
}
.learn-title-area {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2.5rem;
}
.learn-title-area h1 {
    margin-bottom: 0.75rem;
}

.learn-filter-pills {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.filter-pill {
    padding: 0.6rem 1.5rem;
    border: 1px solid var(--border-color);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-smooth);
}
.filter-pill:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}
.filter-pill.active {
    background-color: var(--text-primary);
    border-color: var(--text-primary);
    color: var(--bg-base);
    font-weight: 500;
}

/* ==========================================================================
   PAGE: ARTICLE DETAIL TEMPLATE
   ========================================================================== */
.article-detail-view {
    padding: 6rem 2rem;
    display: flex;
    justify-content: center;
}
.article-detail-container {
    width: 100%;
    max-width: 800px;
    display: flex;
    flex-direction: column;
    gap: 4rem;
}
.article-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2.5rem;
}
.article-breadcrumbs {
    display: flex;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}
.article-breadcrumbs a:hover {
    color: var(--text-primary);
    text-decoration: underline;
}
.article-title-main {
    font-size: 3.25rem;
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}
.article-meta-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.article-body-content {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}
.article-body-content p {
    margin-bottom: 0.5rem;
}
.article-body-content h2, .article-body-content h3 {
    color: var(--text-primary);
    margin-top: 1.5rem;
}
.article-body-content h2 {
    font-size: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}
.article-body-content ul, .article-body-content ol {
    margin-left: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.article-body-content li strong {
    color: var(--text-primary);
}

.article-code-snippet {
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    border-left: 2px solid var(--text-primary);
    padding: 1.5rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    overflow-x: auto;
}

.article-note {
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}
.article-note strong {
    color: var(--text-primary);
}

.related-articles-section {
    border-top: 1px solid var(--border-color);
    padding-top: 5rem;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

/* ==========================================================================
   PAGE: SUPORTE (SUPPORT & CONTACT & ACCORDION)
   ========================================================================== */
.support-view {
    padding: 6rem 2rem;
    display: flex;
    justify-content: center;
}
.support-container {
    width: 100%;
    max-width: var(--max-width);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
}
@media (max-width: 992px) {
    .support-container {
        grid-template-columns: 1fr;
        gap: 5rem;
    }
}

.support-left {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}
.support-intro h1 {
    margin-bottom: 1rem;
}
.support-intro p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact widgets */
.contact-widgets-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
@media (max-width: 480px) {
    .contact-widgets-grid {
        grid-template-columns: 1fr;
    }
}
.widget-card {
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: var(--transition-fast);
    cursor: pointer;
}
.widget-card:hover {
    border-color: var(--text-primary);
    background-color: var(--bg-surface);
}
.widget-icon {
    color: var(--text-primary);
}
.widget-card h3 {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.widget-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Contact Form Card */
.contact-form-card {
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    padding: 3.5rem 3rem;
}
.contact-form-card h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
@media (max-width: 576px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Accordion FAQ */
.faq-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.faq-section h2 {
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.faq-accordion {
    border: 1px solid var(--border-color);
}
.accordion-item {
    border-bottom: 1px solid var(--border-color);
}
.accordion-item:last-child {
    border-bottom: none;
}
.accordion-header {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    transition: var(--transition-fast);
}
.accordion-header:hover {
    background-color: rgba(var(--text-primary), 0.01);
}
:root[data-theme="light"] .accordion-header:hover {
    background-color: rgba(0, 0, 0, 0.01);
}
.accordion-question {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.05rem;
    color: var(--text-primary);
}
.accordion-icon {
    color: var(--text-secondary);
    transition: transform 0.2s ease;
    font-size: 1.2rem;
}
.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
    color: var(--text-primary);
}
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    background-color: var(--bg-inset);
}
.accordion-content-inner {
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   GLOBAL FOOTER
   ========================================================================== */
.site-footer {
    background-color: var(--bg-base);
    border-top: 1px solid var(--border-color);
    padding: 6rem 2rem 3rem;
    display: flex;
    justify-content: center;
    margin-top: auto;
}
.footer-container {
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    flex-direction: column;
    gap: 5rem;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.2fr repeat(3, 0.8fr) 1.4fr;
    gap: 4rem;
}
@media (max-width: 992px) {
    .footer-top {
        grid-template-columns: repeat(3, 1fr);
        gap: 3.5rem;
    }
}
@media (max-width: 576px) {
    .footer-top {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

.footer-logo-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.footer-logo-col p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.footer-socials {
    display: flex;
    gap: 0.5rem;
}
.social-icon {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}
.social-icon:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.footer-col h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-family: var(--font-heading);
}
.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    font-size: 0.85rem;
}
.footer-links a {
    color: var(--text-secondary);
}
.footer-links a:hover {
    color: var(--text-primary);
}

.footer-newsletter-col {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}
.footer-newsletter-col p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}
.newsletter-form {
    display: flex;
}
.newsletter-input {
    flex: 1;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    border-right: none;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-size: 0.85rem;
    transition: var(--transition-fast);
}
.newsletter-input:focus {
    border-color: var(--text-primary);
}
.newsletter-form .btn {
    padding: 0 1.25rem;
    font-size: 0.75rem;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}
@media (max-width: 576px) {
    .footer-bottom {
        flex-direction: column;
        gap: 1.25rem;
        text-align: center;
    }
}
.footer-legal-links {
    display: flex;
    gap: 1.5rem;
}
.footer-legal-links a:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

/* ==========================================================================
   TOAST NOTIFICATIONS SYSTEM
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 2.5rem;
    right: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 9999;
}
.toast {
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-left: 2px solid var(--text-primary);
    color: var(--text-primary);
    padding: 1.25rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: toastIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    min-width: 300px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}
@keyframes toastIn {
    from { transform: translateY(15px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
.toast.toast-success { border-left-color: var(--text-primary); }
.toast.toast-info { border-left-color: var(--accent); }
.toast.toast-error { border-left-color: #ef4444; }
.toast-close {
    cursor: pointer;
    margin-left: auto;
    opacity: 0.4;
}
.toast-close:hover {
    opacity: 1;
}

/* ==========================================================================
   RusEFI UAefi Interactive Pinout styles
   ========================================================================== */

.pinout-view {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 1.5rem 0;
    max-width: 1366px;
    margin: 0 auto;
}
.main-split-layout {
    display: grid;
    grid-template-columns: 4fr 6fr; /* 40% left, 60% right */
    gap: 1.5rem;
    align-items: start;
}
.board-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-width: 0;
    max-width: 100%;
}
.console-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-width: 0;
    max-width: 100%;
}

/* HUD Card & Hotspots */
.hud-card, .toolbar-card, .table-card, .diagram-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    box-shadow: none;
}
.hud-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.hud-header, .diagram-header, .table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}
.hud-header h2, .diagram-header h3, .table-header h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
}
.technical-code {
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--accent);
    background-color: var(--bg-inset);
    padding: 2px 8px;
    border: 1px solid var(--border-color);
}
.board-relative-container {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}
.board-image {
    width: 100%;
    height: auto;
    display: block;
}
.connector-hotspot {
    position: absolute;
    cursor: pointer;
    border: 1px dashed transparent;
    transition: all 0.25s ease;
    z-index: 10;
}
.connector-hotspot:hover {
    border-style: solid;
    box-shadow: 0 0 15px currentColor;
    background-color: rgba(255, 255, 255, 0.05);
}
.connector-hotspot.active {
    border-style: solid;
    border-width: 2px;
    box-shadow: 0 0 20px currentColor, inset 0 0 10px currentColor;
    background-color: rgba(255, 255, 255, 0.08);
}

/* Specific Hotspot coordinates */
.hotspot-e {
    top: 29%;
    left: 26%;
    width: 8%;
    height: 14%;
    color: #ec4899; /* Pink */
}
.hotspot-d {
    top: 40%;
    left: 23%;
    width: 15%;
    height: 23%;
    color: #3b82f6; /* Blue */
}
.hotspot-c {
    top: 55%;
    left: 35%;
    width: 20%;
    height: 25%;
    color: #eab308; /* Yellow */
}
.hotspot-b {
    top: 48%;
    left: 55%;
    width: 17%;
    height: 29%;
    color: #10b981; /* Green */
}
.hotspot-a {
    top: 47%;
    left: 71%;
    width: 8%;
    height: 24%;
    color: #f97316; /* Orange */
}

/* Toolbar & Filters */
.toolbar-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.search-input {
    width: 100%;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.85rem 1.25rem;
    font-size: 0.9rem;
    transition: border-color 0.2s ease;
}
.search-input:focus {
    outline: none;
    border-color: var(--accent);
}
.filter-buttons-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.filter-btn {
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.2s ease;
}
.filter-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}
.filter-btn.active {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #ffffff !important;
}

/* Tabs */
.tabs-container {
    width: 100%;
}
.connector-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.tab-link {
    flex: 1 1 150px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 1rem;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    position: relative;
    transition: all 0.25s ease;
    align-items: flex-start;
}
.tab-indicator {
    height: 3px;
    width: 30px;
    display: block;
    margin-bottom: 0.25rem;
}
.tab-title {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-primary);
}
.tab-badge {
    font-family: monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
}
.tab-link:hover {
    background-color: var(--bg-surface-elevated);
    border-color: var(--border-hover);
}
.tab-link.active {
    background-color: var(--bg-surface-elevated);
    border-left: 2px solid var(--tab-accent-color);
    border-color: var(--border-hover);
    box-shadow: inset 3px 0 0 -1px var(--tab-accent-color);
}

/* Diagram & Table Grid */
.details-section {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
    width: 100%;
}
@media (max-width: 992px) {
    .details-section {
        grid-template-columns: 1fr;
    }
}
.diagram-column, .table-column {
    min-width: 0;
    max-width: 100%;
}
.diagram-card {
    border-top: 4px solid var(--connector-color);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
}
.connector-title-tag {
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: bold;
    padding: 2px 8px;
    letter-spacing: 0.05em;
}
.diagram-body {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    overflow-x: auto;
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
}
.connector-svg-diagram {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}
.connector-housing {
    fill: #1c1c21;
    stroke: var(--connector-color);
    stroke-width: 2.5px;
}
[data-theme="light"] .connector-housing {
    fill: #e8e8ed;
}
.connector-housing-inner {
    fill: #0c0c0e;
    stroke: rgba(255, 255, 255, 0.04);
    stroke-width: 1px;
}
[data-theme="light"] .connector-housing-inner {
    fill: #ffffff;
    stroke: rgba(0, 0, 0, 0.05);
}
.connector-notch {
    fill: #1c1c21;
    stroke: var(--connector-color);
    stroke-width: 1px;
}
[data-theme="light"] .connector-notch {
    fill: #e8e8ed;
}

/* Svg Pin Sockets */
.pin-slot-bg {
    fill: #050507;
    stroke: #222228;
    stroke-width: 1.5px;
    transition: all 0.2s ease;
}
[data-theme="light"] .pin-slot-bg {
    fill: #f5f5f7;
    stroke: #d2d2d7;
}
.pin-terminal {
    fill: none;
    stroke: rgba(255, 255, 255, 0.05);
    stroke-width: 1px;
}
[data-theme="light"] .pin-terminal {
    stroke: rgba(0, 0, 0, 0.05);
}
.pin-contact {
    transition: all 0.2s ease;
}
.pin-label {
    fill: #ffffff !important;
    stroke: #000000;
    stroke-width: 0.75px;
    paint-order: stroke fill;
    font-size: 13px;
    font-family: monospace;
    font-weight: 800;
    text-anchor: middle;
    pointer-events: none;
}
.svg-pin-group {
    cursor: pointer;
}
.svg-pin-group:hover .pin-slot-bg {
    stroke: var(--connector-color);
    fill: rgba(255, 255, 255, 0.02);
}
.svg-pin-group.selected .pin-slot-bg {
    fill: rgba(255, 255, 255, 0.05);
    stroke: var(--connector-color);
    stroke-width: 2.5px;
}
.svg-pin-group.selected .pin-contact {
    r: 15px;
    filter: drop-shadow(0 0 8px currentColor);
}
.svg-pin-group.selected .pin-label {
    font-weight: 900;
}

/* Dimming states */
.svg-pin-group.dimmed, .pin-row-item.dimmed {
    opacity: 0.15;
}

/* Table Card styles */
.table-column .table-body {
    max-height: 500px;
    overflow-y: auto;
    overflow-x: auto;
    border: 1px solid var(--border-color);
}
.pinout-table {
    width: 100%;
    border-collapse: collapse;
}
.pinout-table th {
    position: sticky;
    top: 0;
    z-index: 20;
    background-color: var(--bg-surface-elevated);
}
.pin-row-item {
    cursor: pointer;
    transition: background-color 0.15s ease;
}
.pin-row-item:hover {
    background-color: var(--bg-surface-elevated);
}
.pin-row-item.selected {
    background-color: var(--bg-inset) !important;
}
.pin-row-item.selected td {
    color: var(--text-primary);
}
.pin-row-item.selected .pin-badge {
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.15);
}
.pin-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    font-family: monospace;
    font-weight: bold;
    font-size: 0.85rem;
    background-color: var(--bg-inset);
    border-left: 3px solid;
    color: var(--text-primary);
}
.pin-type-tag {
    display: inline-block;
    padding: 1px 6px;
    font-family: var(--font-heading);
    font-size: 0.65rem;
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 0.05em;
    border: 1px solid;
}

/* Mobile Responsive Optimization for Interactive Pinout */
@media (max-width: 768px) {
    .pinout-view {
        padding: 0.75rem 0.5rem;
        gap: 1rem;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .hud-card, .toolbar-card, .table-card, .diagram-card {
        padding: 1rem;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .filter-buttons-container {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 0.75rem;
        gap: 0.5rem;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
    }
    
    .filter-btn {
        flex: 0 0 auto;
        scroll-snap-align: start;
        padding: 0.4rem 0.8rem;
    }

    .connector-tabs {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 0.5rem;
        gap: 0.5rem;
        -webkit-overflow-scrolling: touch;
    }

    .tab-link {
        flex: 0 0 140px;
        padding: 0.75rem;
    }

    .details-section, .main-split-layout {
        grid-template-columns: minmax(0, 1fr) !important;
        gap: 1rem;
        max-width: 100%;
        box-sizing: border-box;
    }

    .diagram-column, .table-column {
        max-width: 100%;
        width: 100%;
        min-width: 0;
        box-sizing: border-box;
    }

    .diagram-card, .table-card {
        max-width: 100%;
        min-width: 0;
        box-sizing: border-box;
    }

    .diagram-body {
        padding: 1rem 0.5rem;
        display: block;
        width: 100%;
        max-width: 100%;
        overflow-x: auto;
        box-sizing: border-box;
        text-align: center;
    }
    
    /* Mobile Table-to-Card Layout */
    .pinout-table thead {
        display: none;
    }
    
    .pinout-table, .pinout-table tbody, .pinout-table tr, .pinout-table td {
        display: block;
        width: 100%;
        box-sizing: border-box;
    }
    
    .pin-row-item {
        padding: 1rem !important;
        border-bottom: 1px solid var(--border-color);
        background-color: var(--bg-surface);
        position: relative;
        display: flex !important;
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .pin-row-item td {
        padding: 0 !important;
        border: none !important;
        text-align: left;
        background-color: transparent !important;
    }
    
    /* Top row: Pin badge & TunerStudio Name */
    .pin-row-item td:nth-child(1) {
        display: inline-block;
        margin-right: 0.5rem;
    }
    .pin-row-item td:nth-child(2) {
        display: inline-block;
        font-size: 1.1rem;
        font-weight: bold;
        color: var(--text-primary);
    }
    
    /* Second row: Type tag & Pigtail Color */
    .pin-row-item td:nth-child(3) {
        display: inline-block;
        margin-top: 0.25rem;
    }
    .pin-row-item td:nth-child(5) {
        display: inline-block;
        font-size: 0.85rem;
        color: var(--text-secondary);
        margin-left: 0.5rem;
    }
    
    /* Third row: Typical Function */
    .pin-row-item td:nth-child(4) {
        display: block;
        font-size: 0.9rem;
        color: var(--text-primary);
        margin-top: 0.5rem;
        border-top: 1px dashed var(--border-color);
        padding-top: 0.5rem;
        width: 100%;
    }

    /* Hide diagram title text on mobile to avoid overlapping */
    .diagram-header h3 {
        display: none;
    }
    
    .diagram-header {
        justify-content: center !important;
    }
}