/**
 * Bitcoin Arabia - Homepage Custom Styles
 * Fully integrated with /tools/assets/css/global.css design tokens
 * Uses 100% CSS Logical Properties (margin-inline, padding-inline, etc.)
 */

:root {
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-pill: 9999px;

    /* Shadows & Glows */
    --shadow-subtle: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
    --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 0 0 1px var(--border-color);
    --shadow-card-hover: 0 16px 36px -6px rgba(15, 23, 42, 0.12), 0 0 0 1px var(--accent-btc);
    --shadow-glow-btc: 0 8px 24px -4px rgba(247, 147, 26, 0.35);
    --shadow-glow-soft: 0 4px 16px -2px rgba(247, 147, 26, 0.15);

    /* Demand / Accent Badges */
    --gold-subtle-bg: #fffbeb;
    --gold-subtle-text: #b45309;
    --gold-subtle-border: #fde68a;

    --blue-subtle-bg: #eff6ff;
    --blue-subtle-text: #1d4ed8;
    --blue-subtle-border: #bfdbfe;

    --emerald-subtle-bg: #ecfdf5;
    --emerald-subtle-text: #047857;
    --emerald-subtle-border: #a7f3d0;

    --max-content-width: 1200px;
}

/* Base resets & layout */
html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-root);
    color: var(--text-main);
    overflow-x: hidden;
}

.portal-wrapper {
    max-width: var(--max-content-width);
    margin-inline: auto;
    padding-inline: 1.25rem;
}

@media (min-width: 768px) {
    .portal-wrapper {
        padding-inline: 2rem;
    }
}

/* ==========================================================================
   1. UNIFIED HEADER & NAVIGATION (DESKTOP & MOBILE)
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px -4px rgba(15, 23, 42, 0.08);
}

/* Base Header Container (Mobile: max-width 1023px) */
.header-container {
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-inline: 1rem;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

/* Desktop Header Container (min-width: 1024px) */
@media (min-width: 1024px) {
    .header-container {
        height: 72px;
        max-width: 1200px;
        margin-inline: auto;
        padding-inline: 1.5rem;
    }
}

/* Right Side (RTL Start): Logo + Tagline */
.brand-identity {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-main);
    flex-shrink: 0;
}

.brand-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #f7931a 0%, #d97706 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-weight: 800;
    box-shadow: 0 3px 10px rgba(247, 147, 26, 0.28);
    flex-shrink: 0;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@media (min-width: 1024px) {
    .brand-icon {
        width: 40px;
        height: 40px;
    }
}

.brand-identity:hover .brand-icon {
    transform: scale(1.06) rotate(6deg);
}

.brand-text-group {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 1.15rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-main);
    letter-spacing: -0.01em;
}

@media (min-width: 1024px) {
    .brand-name {
        font-size: 1.25rem;
    }
}

.brand-tagline {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
}

@media (max-width: 480px) {
    .brand-tagline {
        display: none;
    }
}

/* Middle: Desktop Navigation Links (min-width: 1024px) */
.main-nav {
    display: none;
    align-items: center;
    gap: 1.5rem;
}

@media (min-width: 1024px) {
    .main-nav {
        display: flex;
    }
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: none;
    padding-block: 0.4rem;
    transition: color 0.2s ease;
    position: relative;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-main);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    inset-inline: 0;
    height: 2px;
    background-color: var(--accent-btc);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.2s ease;
    border-radius: var(--radius-pill);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1);
}

/* Small Green Badge "جديد" */
.badge-new {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.685rem;
    font-weight: 700;
    padding-inline: 0.45rem;
    padding-block: 0.12rem;
    border-radius: var(--radius-pill);
    background-color: #ecfdf5;
    color: #047857;
    border: 1px solid #a7f3d0;
    line-height: 1.2;
}

/* Left Side (RTL End - Desktop Actions: min-width: 1024px) */
.header-desktop-actions {
    display: none;
    align-items: center;
    gap: 0.75rem;
}

@media (min-width: 1024px) {
    .header-desktop-actions {
        display: flex;
    }
}

.desktop-search-trigger {
    width: 200px;
    max-width: 220px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-pill);
    padding-inline: 0.75rem;
    font-family: inherit;
    font-size: 0.825rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.desktop-search-trigger:hover {
    background-color: var(--bg-card);
    border-color: var(--border-hover);
    color: var(--text-main);
    box-shadow: var(--shadow-subtle);
}

.search-placeholder-text {
    flex-grow: 1;
    text-align: start;
}

.btn-tools-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    height: 38px;
    background: linear-gradient(135deg, #f7931a 0%, #d97706 100%);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.85rem;
    text-decoration: none;
    padding-inline: 1rem;
    border-radius: var(--radius-pill);
    box-shadow: 0 2px 8px rgba(247, 147, 26, 0.28);
    transition: all 0.2s ease;
    white-space: nowrap;
    box-sizing: border-box;
}

.btn-tools-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(247, 147, 26, 0.4);
    color: #ffffff;
}

.btn-tools-cta svg {
    transition: transform 0.2s ease;
}

.btn-tools-cta:hover svg {
    transform: translateX(-3px);
}

/* Left Side (RTL End - Mobile Action Cluster: max-width: 1023px) */
.header-mobile-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

@media (min-width: 1024px) {
    .header-mobile-actions {
        display: none;
    }
}

.mobile-search-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-search-toggle:hover,
.mobile-search-toggle.active {
    background: var(--bg-input);
    border-color: var(--accent-btc);
    color: var(--accent-btc-hover);
}

.mobile-menu-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-menu-toggle:hover {
    background: var(--bg-input);
}

/* Mobile Expandable Search Bar */
.mobile-search-bar {
    position: absolute;
    top: 100%;
    inset-inline: 0;
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-root);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    display: none;
    animation: slideDownSearch 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 999;
}

.mobile-search-bar.open {
    display: block;
}

@keyframes slideDownSearch {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-search-form {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
}

.mobile-search-input-wrap {
    position: relative;
    flex-grow: 1;
    display: flex;
    align-items: center;
}

.mobile-search-bar-icon {
    position: absolute;
    inset-inline-start: 0.85rem;
    color: var(--text-dim);
    pointer-events: none;
}

.mobile-search-input {
    width: 100%;
    height: 42px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-pill);
    padding-inline-start: 2.5rem;
    padding-inline-end: 1rem;
    font-family: inherit;
    font-size: 0.925rem;
    color: var(--text-main);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.mobile-search-input:focus {
    outline: none;
    border-color: var(--accent-btc);
    box-shadow: 0 0 0 3px rgba(247, 147, 26, 0.15);
}

.mobile-search-close-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
}

.mobile-search-close-btn:hover {
    background-color: var(--bg-input);
    color: var(--text-main);
}

/* Mobile Slide-out Menu Drawer */
.drawer-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 2050;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.drawer-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-slide-drawer {
    position: fixed;
    top: 0;
    inset-inline-start: 0;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background: var(--bg-card);
    z-index: 2100;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.18);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-y: auto;
}

[dir="rtl"] .mobile-slide-drawer {
    transform: translateX(100%);
}

.mobile-slide-drawer.open {
    transform: translateX(0) !important;
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.drawer-close-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}

.drawer-close-btn:hover {
    background: var(--bg-card);
    color: var(--text-main);
}

.drawer-body {
    padding: 1rem;
    flex-grow: 1;
    overflow-y: auto;
}

.drawer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.drawer-nav-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: background-color 0.15s ease, color 0.15s ease;
}

.drawer-nav-item:hover {
    background-color: var(--bg-input);
    color: var(--accent-btc-hover);
}

.drawer-item-title-wrap {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.drawer-item-title-wrap svg {
    color: var(--accent-btc);
    flex-shrink: 0;
}

.drawer-divider {
    height: 1px;
    background-color: var(--border-color);
    margin-block: 0.75rem;
}

.drawer-section-label {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding-inline: 1rem;
    margin-bottom: 0.35rem;
}

.drawer-nav-item.sub-item {
    font-size: 0.925rem;
    color: var(--text-muted);
    padding-inline: 1rem;
    padding-block: 0.65rem;
}

.drawer-nav-item.sub-item:hover {
    color: var(--text-main);
}

.drawer-arrow {
    direction: ltr;
    font-size: 1rem;
    color: var(--text-dim);
}

.drawer-footer {
    padding: 1.25rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-root);
}

.drawer-cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding-block: 0.85rem;
    background: linear-gradient(135deg, #f7931a 0%, #d97706 100%);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: var(--radius-pill);
    box-shadow: 0 4px 12px rgba(247, 147, 26, 0.3);
    transition: all 0.2s ease;
}

.drawer-cta-btn:hover {
    box-shadow: 0 6px 16px rgba(247, 147, 26, 0.45);
    color: #ffffff;
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero-section {
    position: relative;
    padding-block: 3.5rem 4rem;
    text-align: center;
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero-section {
        padding-block: 4.5rem 5.5rem;
    }
}

/* Ambient glow backgrounds */
.hero-glow-bg {
    position: absolute;
    top: -80px;
    inset-inline-start: 50%;
    transform: translateX(50%);
    width: 600px;
    height: 380px;
    background: radial-gradient(circle, rgba(247, 147, 26, 0.12) 0%, rgba(247, 147, 26, 0) 70%);
    filter: blur(40px);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 860px;
    margin-inline: auto;
}

.hero-pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--gold-subtle-bg);
    color: var(--gold-subtle-text);
    border: 1px solid var(--gold-subtle-border);
    padding-inline: 1.15rem;
    padding-block: 0.4rem;
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-subtle);
    animation: fadeInDown 0.6s ease;
}

.hero-pill-badge svg {
    color: var(--accent-btc);
    flex-shrink: 0;
}

.hero-title {
    font-size: 2.15rem;
    font-weight: 800;
    line-height: 1.25;
    color: var(--text-main);
    margin-bottom: 1.25rem;
    letter-spacing: -0.025em;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 2.85rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 3.35rem;
    }
}

.hero-title-gradient {
    background: linear-gradient(135deg, #0f172a 30%, #f7931a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.075rem;
    line-height: 1.75;
    color: var(--text-muted);
    max-width: 720px;
    margin-inline: auto;
    margin-bottom: 2.25rem;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: 1.2rem;
    }
}

/* Dual CTA Buttons */
.hero-cta-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

@media (min-width: 640px) {
    .hero-cta-group {
        flex-direction: row;
        gap: 1.25rem;
    }
}

.btn-primary-hero {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    background: linear-gradient(135deg, #f7931a 0%, #d97706 100%);
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 700;
    text-decoration: none;
    padding-inline: 1.85rem;
    padding-block: 0.95rem;
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-glow-btc);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
}

@media (min-width: 640px) {
    .btn-primary-hero {
        width: auto;
    }
}

.btn-primary-hero:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px -4px rgba(247, 147, 26, 0.45);
    color: #ffffff;
}

.btn-primary-hero svg {
    transition: transform 0.2s ease;
}

.btn-primary-hero:hover svg {
    transform: translateX(-4px);
}

.btn-secondary-hero {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    background-color: var(--bg-card);
    color: var(--text-main);
    font-size: 1.05rem;
    font-weight: 700;
    text-decoration: none;
    padding-inline: 1.85rem;
    padding-block: 0.95rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-subtle);
    transition: all 0.25s ease;
    width: 100%;
}

@media (min-width: 640px) {
    .btn-secondary-hero {
        width: auto;
    }
}

.btn-secondary-hero:hover {
    background-color: var(--bg-input);
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

/* Trust Metric Counters Row */
.hero-trust-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    max-width: 800px;
    margin-inline: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

@media (min-width: 640px) {
    .hero-trust-metrics {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }
}

.trust-metric-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.metric-number {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.2;
    direction: ltr;
    font-family: 'JetBrains Mono', monospace, sans-serif;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 0.25rem;
}

/* ==========================================================================
   3. FEATURED TOOLS SHOWCASE
   ========================================================================== */
.section-featured-tools {
    padding-block: 3.5rem 4rem;
}

.section-header-block {
    text-align: center;
    max-width: 720px;
    margin-inline: auto;
    margin-bottom: 2.75rem;
}

.section-tag-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background-color: var(--blue-subtle-bg);
    color: var(--blue-subtle-text);
    border: 1px solid var(--blue-subtle-border);
    padding-inline: 0.95rem;
    padding-block: 0.3rem;
    border-radius: var(--radius-pill);
    font-size: 0.825rem;
    font-weight: 700;
    margin-bottom: 0.85rem;
}

.section-title {
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.3;
    margin-bottom: 0.75rem;
    letter-spacing: -0.015em;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.3rem;
    }
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.65;
}

/* Top 4 Tools Grid */
.featured-tools-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
    .featured-tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.75rem;
    }
}

.tool-featured-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.75rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.tool-featured-card::before {
    content: '';
    position: absolute;
    top: 0;
    inset-inline: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-btc), var(--accent-btc-hover));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tool-featured-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--accent-btc);
}

.tool-featured-card:hover::before {
    opacity: 1;
}

.tool-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.tool-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border: 1px solid #fde68a;
    color: var(--accent-btc);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.25s ease;
}

.tool-featured-card:hover .tool-icon-wrapper {
    transform: scale(1.1);
}

.tool-status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 700;
    padding-inline: 0.65rem;
    padding-block: 0.2rem;
    border-radius: var(--radius-pill);
    background-color: var(--emerald-subtle-bg);
    color: var(--emerald-subtle-text);
    border: 1px solid var(--emerald-subtle-border);
}

.tool-category-badge {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-btc-hover);
    margin-bottom: 0.35rem;
    display: block;
}

.tool-card-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.35;
    margin-bottom: 0.65rem;
}

.tool-card-desc {
    font-size: 0.925rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.tool-feature-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 1.5rem;
}

.feature-chip {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    padding-inline: 0.6rem;
    padding-block: 0.25rem;
    border-radius: var(--radius-xs);
}

.tool-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding-inline: 1.15rem;
    padding-block: 0.75rem;
    background-color: var(--bg-input);
    color: var(--text-main);
    font-weight: 700;
    font-size: 0.925rem;
    text-decoration: none;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

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

.tool-action-btn svg {
    transition: transform 0.2s ease;
}

.tool-action-btn:hover svg {
    transform: translateX(-4px);
}

/* Tools Hub Footer Anchor Banner */
.tools-all-banner {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: var(--radius-xl);
    padding: 2.25rem 2rem;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    text-align: center;
    box-shadow: 0 10px 30px -4px rgba(15, 23, 42, 0.25);
}

@media (min-width: 768px) {
    .tools-all-banner {
        flex-direction: row;
        text-align: start;
        padding: 2.5rem 2.75rem;
    }
}

.tools-banner-content h3 {
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.tools-banner-content p {
    font-size: 0.95rem;
    color: #94a3b8;
    max-width: 580px;
}

.tools-banner-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    background: linear-gradient(135deg, #f7931a 0%, #d97706 100%);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    padding-inline: 1.65rem;
    padding-block: 0.85rem;
    border-radius: var(--radius-pill);
    box-shadow: 0 4px 16px rgba(247, 147, 26, 0.35);
    white-space: nowrap;
    transition: all 0.25s ease;
    flex-shrink: 0;
}

.tools-banner-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(247, 147, 26, 0.5);
    color: #ffffff;
}

/* ==========================================================================
   4. HEADLESS BLOG FEED SECTION
   ========================================================================== */
.section-blog-feed {
    padding-block: 4rem 4.5rem;
    background-color: #f1f5f9;
    border-block: 1px solid var(--border-color);
}

.blog-controls-wrapper {
    margin-bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

@media (min-width: 768px) {
    .blog-controls-wrapper {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

/* Category Filter Tabs Scrollable */
.category-tabs-container {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
}

.category-tabs-container::-webkit-scrollbar {
    height: 4px;
}

.category-tabs-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.cat-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 700;
    padding-inline: 1rem;
    padding-block: 0.45rem;
    border-radius: var(--radius-pill);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s ease;
}

.cat-tab-btn:hover {
    background-color: #ffffff;
    border-color: var(--border-hover);
    color: var(--text-main);
}

.cat-tab-btn.active {
    background: var(--text-main);
    color: #ffffff;
    border-color: var(--text-main);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.15);
}

.cat-count-badge {
    font-size: 0.7rem;
    font-weight: 800;
    padding-inline: 0.35rem;
    padding-block: 0.05rem;
    border-radius: var(--radius-pill);
    background-color: rgba(255, 255, 255, 0.2);
    color: inherit;
    direction: ltr;
}

.cat-tab-btn:not(.active) .cat-count-badge {
    background-color: var(--bg-input);
    color: var(--text-dim);
}

/* Blog In-Page Search Input */
.blog-search-box {
    position: relative;
    max-width: 320px;
    width: 100%;
    flex-shrink: 0;
}

.blog-search-input {
    width: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-pill);
    padding-inline-start: 2.5rem;
    padding-inline-end: 1rem;
    padding-block: 0.5rem;
    font-family: inherit;
    font-size: 0.875rem;
    color: var(--text-main);
    transition: all 0.2s ease;
}

.blog-search-input:focus {
    outline: none;
    border-color: var(--accent-btc);
    box-shadow: 0 0 0 3px rgba(247, 147, 26, 0.15);
}

.blog-search-icon {
    position: absolute;
    inset-inline-start: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    pointer-events: none;
}

/* Blog Articles Grid (3x3) */
.articles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
    margin-bottom: 3rem;
}

@media (min-width: 640px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Article Card */
.article-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-hover);
}

.article-thumb-link {
    display: block;
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: #e2e8f0;
}

.article-thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.article-card:hover .article-thumb-img {
    transform: scale(1.05);
}

.article-category-chip {
    position: absolute;
    top: 12px;
    inset-inline-end: 12px;
    background-color: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    color: #ffffff;
    font-size: 0.725rem;
    font-weight: 700;
    padding-inline: 0.65rem;
    padding-block: 0.25rem;
    border-radius: var(--radius-pill);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    z-index: 2;
}

.article-body {
    padding: 1.35rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.article-meta-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    font-size: 0.775rem;
    color: var(--text-dim);
    margin-bottom: 0.65rem;
}

.article-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    direction: ltr;
}

.article-title-link {
    text-decoration: none;
    color: var(--text-main);
    display: block;
    margin-bottom: 0.65rem;
}

.article-title {
    font-size: 1.1rem;
    font-weight: 800;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.article-card:hover .article-title {
    color: var(--accent-btc-hover);
}

.article-excerpt {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.article-footer-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid #f1f5f9;
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-btc-hover);
    text-decoration: none;
    transition: gap 0.2s ease;
}

.read-more-link:hover {
    gap: 0.65rem;
}

.read-time-tag {
    font-size: 0.75rem;
    color: var(--text-dim);
    direction: ltr;
}

/* Skeleton Loaders for Articles */
.skeleton-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.skeleton-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

.skeleton-body {
    padding: 1.35rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.skeleton-line {
    height: 14px;
    background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-xs);
}

.skeleton-line.w-40 { width: 40%; }
.skeleton-line.w-60 { width: 60%; }
.skeleton-line.w-80 { width: 80%; }
.skeleton-line.w-100 { width: 100%; }
.skeleton-line.h-title { height: 20px; }

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Blog Error & Retry State */
.blog-status-message {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    grid-column: 1 / -1;
}

.status-icon-box {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #fee2e2;
    color: #ef4444;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-inline: auto;
    margin-bottom: 1rem;
}

.retry-fetch-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--text-main);
    color: #ffffff;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    padding-inline: 1.25rem;
    padding-block: 0.6rem;
    border-radius: var(--radius-pill);
    border: none;
    cursor: pointer;
    margin-top: 1rem;
    transition: all 0.2s ease;
}

.retry-fetch-btn:hover {
    background-color: var(--accent-btc-hover);
}

/* Blog Load More Button */
.blog-load-more-container {
    text-align: center;
}

.load-more-posts-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    padding-inline: 2rem;
    padding-block: 0.8rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    box-shadow: var(--shadow-subtle);
    transition: all 0.2s ease;
}

.load-more-posts-btn:hover {
    background-color: var(--bg-input);
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

/* ==========================================================================
   5. VALUE PROPOSITION & PRIVACY PRINCIPLES
   ========================================================================== */
.section-values {
    padding-block: 4.5rem 5rem;
}

.values-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
}

@media (min-width: 768px) {
    .values-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.value-feature-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
    box-shadow: var(--shadow-card);
    text-align: start;
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
}

.value-feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-hover);
}

.value-icon-container {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.35rem;
}

.value-icon-container.privacy {
    background-color: var(--emerald-subtle-bg);
    border: 1px solid var(--emerald-subtle-border);
    color: var(--emerald-subtle-text);
}

.value-icon-container.markets {
    background-color: var(--gold-subtle-bg);
    border: 1px solid var(--gold-subtle-border);
    color: var(--gold-subtle-text);
}

.value-icon-container.objective {
    background-color: var(--blue-subtle-bg);
    border: 1px solid var(--blue-subtle-border);
    color: var(--blue-subtle-text);
}

.value-card-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 0.75rem;
}

.value-card-desc {
    font-size: 0.925rem;
    color: var(--text-muted);
    line-height: 1.65;
}

/* ==========================================================================
   6. UNIFIED FOOTER
   ========================================================================== */
.site-footer {
    background-color: #0f172a;
    color: #e2e8f0;
    padding-top: 4.5rem;
    padding-bottom: 2.5rem;
    border-top: 1px solid #1e293b;
}

.footer-top-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    margin-bottom: 3.5rem;
}

@media (min-width: 640px) {
    .footer-top-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-top-grid {
        grid-template-columns: 2fr 1fr 1fr 1.2fr;
        gap: 3rem;
    }
}

.footer-brand-col {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.footer-brand-title {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 1.35rem;
    font-weight: 800;
    color: #ffffff;
    text-decoration: none;
}

.footer-brand-desc {
    font-size: 0.9rem;
    color: #94a3b8;
    line-height: 1.7;
    max-width: 360px;
}

.footer-col-title {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1.25rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    inset-inline-start: 0;
    width: 28px;
    height: 2px;
    background-color: var(--accent-btc);
    border-radius: var(--radius-pill);
}

.footer-links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link-item a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease, transform 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.footer-link-item a:hover {
    color: #ffffff;
    transform: translateX(-3px);
}

.footer-disclaimer-box {
    background-color: rgba(30, 41, 59, 0.6);
    border: 1px solid #334155;
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    margin-bottom: 2.5rem;
}

.footer-disclaimer-text {
    font-size: 0.825rem;
    color: #94a3b8;
    line-height: 1.7;
}

.footer-disclaimer-text strong {
    color: #f1f5f9;
}

.footer-bottom-bar {
    padding-top: 1.75rem;
    border-top: 1px solid #1e293b;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.825rem;
    color: #64748b;
    text-align: center;
}

@media (min-width: 640px) {
    .footer-bottom-bar {
        flex-direction: row;
        text-align: start;
    }
}

.footer-bottom-bar a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* ==========================================================================
   7. INTERACTIVE LIVE SEARCH MODAL
   ========================================================================== */
.search-modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 3rem 1.25rem 1.25rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
}

.search-modal-backdrop.open {
    opacity: 1;
    visibility: visible;
}

.search-modal-card {
    background-color: #ffffff;
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 680px;
    box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    max-height: 80vh;
    overflow: hidden;
    transform: translateY(-15px) scale(0.98);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.search-modal-backdrop.open .search-modal-card {
    transform: translateY(0) scale(1);
}

.search-modal-header {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    gap: 0.75rem;
}

.search-modal-input-wrapper {
    position: relative;
    flex-grow: 1;
    display: flex;
    align-items: center;
}

.search-modal-input-wrapper svg {
    color: var(--text-dim);
    position: absolute;
    inset-inline-start: 0.75rem;
}

.search-modal-input {
    width: 100%;
    border: none;
    background: transparent;
    padding-inline-start: 2.5rem;
    padding-inline-end: 1rem;
    padding-block: 0.6rem;
    font-family: inherit;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
}

.search-modal-input:focus {
    outline: none;
}

.search-modal-close-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.search-modal-close-btn:hover {
    background-color: var(--bg-input);
    color: var(--text-main);
}

/* Modal Body & Results */
.search-modal-body {
    overflow-y: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.search-results-section-title {
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--text-dim);
    letter-spacing: 0.05em;
    margin-bottom: 0.65rem;
}

.search-results-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.search-result-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    background-color: var(--bg-input);
    text-decoration: none;
    color: var(--text-main);
    transition: all 0.15s ease;
}

.search-result-item:hover {
    background-color: #fef3c7;
    transform: translateX(-2px);
}

.search-result-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.search-result-title {
    font-size: 0.95rem;
    font-weight: 700;
}

.search-result-sub {
    font-size: 0.775rem;
    color: var(--text-muted);
}

.search-result-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding-inline: 0.5rem;
    padding-block: 0.2rem;
    border-radius: var(--radius-pill);
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    flex-shrink: 0;
}

/* Search suggestions chips */
.search-suggestions-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.suggestion-chip {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    padding-inline: 0.75rem;
    padding-block: 0.35rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all 0.15s ease;
}

.suggestion-chip:hover {
    background-color: #ffffff;
    border-color: var(--accent-btc);
    color: var(--accent-btc-hover);
}

.search-modal-footer {
    padding: 0.75rem 1.25rem;
    background-color: #f8fafc;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-dim);
}

.search-modal-footer kbd {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding-inline: 0.35rem;
    padding-block: 0.1rem;
    border-radius: 4px;
    font-family: monospace;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   ADSENSE ARCHITECTURE & CLS-SAFE CONTAINERS
   ========================================================================== */
.ad-container-wrap {
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    overflow: hidden;
}

.ad-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-align: center;
    letter-spacing: 0.05em;
}

/* Neutralize global.css ::after pseudo-element to prevent double labels */
.ad-slot::after {
    content: none !important;
}

.ad-slot {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    background-color: rgba(0, 0, 0, 0.02);
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease, border-color 0.2s ease;
    margin-block: 0;
}

.ad-slot ins.adsbygoogle {
    max-width: 100%;
    overflow: hidden;
}

/* In-feed Ad Card inside Articles Grid */
.article-card.ad-card,
.post-card.ad-card {
    border: 1px dashed var(--border-color);
    background-color: var(--bg-card);
    min-height: 380px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    padding: 1.5rem 1rem;
    box-sizing: border-box;
    text-align: center;
}

.article-card.ad-card:hover,
.post-card.ad-card:hover {
    border-color: var(--accent-btc);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover);
}

.article-card.ad-card .ad-label,
.post-card.ad-card .ad-label {
    margin-bottom: 8px;
}