/* ==========================================================================
   TechDose - Pharmacy Management Ecosystem
   Design System: Enterprise Medical Tech / Minimalist / High-Legibility
   Clean Typography · No Generic AI Neon Gradients · Precise Information Architecture
/* Clean Typography · Fast Native System Font Fallbacks */

:root {
    /* Brand Palette - Medical Teal & Slate */
    --primary: #0F766E;           /* Deep Medical Teal */
    --primary-light: #14B8A6;     /* Mint Teal */
    --primary-dark: #115E59;
    --primary-bg: #F0FDFA;        /* Subtle Mint Tint */
    --primary-border: #CCFBF1;

    --accent-blue: #0284C7;       /* Medical Slate Blue */
    --accent-blue-bg: #F0F9FF;

    --accent-amber: #D97706;      /* Expiry / Warning */
    --accent-amber-bg: #FFFBEB;

    --accent-red: #DC2626;        /* Shortage / Alert */
    --accent-red-bg: #FEF2F2;

    --accent-green: #16A34A;      /* Success / Cash */
    --accent-green-bg: #F0FDF4;

    /* Base Neutral Tones */
    --bg-page: #F8FAFC;           /* Clean Soft Slate */
    --bg-surface: #FFFFFF;        /* Pure White */
    --bg-muted: #F1F5F9;          /* Slate 100 */
    --bg-subtle: #F8FAFC;

    --text-primary: #0F172A;      /* Deep Slate 900 */
    --text-secondary: #475569;    /* Slate 600 */
    --text-muted: #64748B;        /* Slate 500 */
    --text-light: #94A3B8;        /* Slate 400 */

    --border-color: #E2E8F0;      /* Slate 200 */
    --border-subtle: #EDF2F7;
    --border-focus: #0F766E;

    /* Elevation & Shadows */
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.05), 0 1px 2px rgba(15, 23, 42, 0.03);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.03);
    --shadow-lg: 0 20px 35px -10px rgba(15, 23, 42, 0.1), 0 1px 3px rgba(15, 23, 42, 0.05);
    --shadow-window: 0 25px 50px -12px rgba(15, 23, 42, 0.18), 0 0 0 1px rgba(15, 23, 42, 0.08);

    /* Radii */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 22px;
    --radius-full: 9999px;

    /* Transitions */
    --trans-fast: 0.15s ease;
    --trans-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);

    /* Max Widths */
    --container-max: 1240px;
}

/* Reset & Box Sizing */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'IBM Plex Sans Arabic', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, Arial, sans-serif;
    background-color: var(--bg-page);
    color: var(--text-primary);
    line-height: 1.65;
    direction: rtl;
    text-align: right;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Cairo', 'IBM Plex Sans Arabic', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, Arial, sans-serif;
    font-weight: 800;
    line-height: 1.25;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

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

a:hover {
    color: var(--primary-dark);
}

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

button, input, select, textarea {
    font-family: inherit;
}

.tabular-nums {
    font-variant-numeric: tabular-nums;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 24px;
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--trans-fast);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 20px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-logo {
    width: 44px;
    height: 44px;
    object-fit: contain;
}

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

.brand-name {
    font-family: 'Cairo', sans-serif;
    font-size: 1.35rem;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1.1;
}

.brand-badge {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--primary);
    background: var(--primary-bg);
    padding: 1px 6px;
    border-radius: 4px;
    width: fit-content;
    margin-top: 2px;
    border: 1px solid var(--primary-border);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.nav-link {
    font-weight: 600;
    font-size: 0.93rem;
    color: var(--text-secondary);
    padding: 8px 2px;
    position: relative;
    transition: color var(--trans-fast);
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    left: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.92rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--trans-fast);
    border: 1px solid transparent;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: #FFFFFF;
    border-color: var(--primary);
    box-shadow: 0 1px 3px rgba(15, 118, 110, 0.2);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #FFFFFF;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(15, 118, 110, 0.25);
}

.btn-outline {
    background: var(--bg-surface);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    background: var(--bg-muted);
    border-color: #CBD5E1;
    color: var(--text-primary);
}

.btn-whatsapp {
    background: #25D366;
    color: #FFFFFF;
    border-color: #25D366;
}

.btn-whatsapp:hover {
    background: #1EBE5B;
    color: #FFFFFF;
}

.btn-sm {
    padding: 7px 14px;
    font-size: 0.84rem;
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 13px 26px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border-color);
    padding: 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-primary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    padding-top: 56px;
    padding-bottom: 72px;
    background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-page) 100%);
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.hero-content {
    max-width: 860px;
    margin-inline: auto;
    text-align: center;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--primary-bg);
    border: 1px solid var(--primary-border);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 24px;
}

.hero-pill-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
}

.hero-title {
    font-size: clamp(2.1rem, 4.2vw, 3.4rem);
    margin-bottom: 20px;
    color: var(--text-primary);
    line-height: 1.22;
}

.hero-title-highlight {
    color: var(--primary);
    position: relative;
    display: inline-block;
}

.hero-desc {
    font-size: clamp(1.05rem, 1.8vw, 1.22rem);
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 32px;
    max-width: 780px;
    margin-inline: auto;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-trust-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.trust-item svg {
    color: var(--primary);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ==========================================================================
   Desktop Window Chrome & Screenshot Frame
   ========================================================================== */
.showcase-wrapper {
    margin-top: 48px;
}

.showcase-tabs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.showcase-tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--trans-fast);
}

.showcase-tab:hover {
    border-color: #CBD5E1;
    color: var(--text-primary);
}

.showcase-tab.active {
    background: var(--primary);
    color: #FFFFFF;
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(15, 118, 110, 0.25);
}

.desktop-window {
    background: #FFFFFF;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-window);
    overflow: hidden;
    position: relative;
}

.window-titlebar {
    background: #F1F5F9;
    border-bottom: 1px solid var(--border-color);
    height: 42px;
    padding-inline: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    direction: ltr; /* Window controls on left */
}

.window-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.control-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.dot-close { background: #EF4444; }
.dot-min { background: #F59E0B; }
.dot-max { background: #10B981; }

.window-title {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    direction: rtl;
}

.window-badge {
    background: #E2E8F0;
    color: var(--text-secondary);
    font-size: 0.72rem;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
}

.window-viewport {
    position: relative;
    background: #F8FAFC;
    overflow: hidden;
    aspect-ratio: 16 / 9.8;
}

.screenshot-pane {
    display: none;
    width: 100%;
    height: 100%;
}

.screenshot-pane.active {
    display: block;
    animation: paneFadeIn 0.3s ease;
}

.screenshot-pane img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    cursor: zoom-in;
}

.screenshot-caption {
    padding: 14px 20px;
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.86rem;
    color: var(--text-secondary);
}

.caption-highlight {
    font-weight: 700;
    color: var(--primary);
}

@keyframes paneFadeIn {
    from { opacity: 0; transform: scale(0.995); }
    to { opacity: 1; transform: scale(1); }
}

/* ==========================================================================
   Section Header Standard
   ========================================================================== */
.section-wrapper {
    padding: 88px 0;
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    max-width: 760px;
    margin-inline: auto;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--primary);
    background: var(--primary-bg);
    border: 1px solid var(--primary-border);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    margin-bottom: 14px;
}

.section-title {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================================================
   Feature Split Grid (POS, Inventory, Shortages)
   ========================================================================== */
.feature-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 64px;
}

.feature-split.reverse {
    direction: ltr; /* flip columns */
}

.feature-split.reverse > * {
    direction: rtl; /* restore text direction */
}

.feature-copy {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-copy h3 {
    font-size: 1.75rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.feature-copy p {
    font-size: 1.02rem;
    color: var(--text-secondary);
}

.feature-checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 6px;
}

.feature-checklist li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.checklist-icon {
    width: 20px;
    height: 20px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-media-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: transform var(--trans-normal), box-shadow var(--trans-normal);
}

.feature-media-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.feature-media-header {
    padding: 12px 18px;
    background: var(--bg-muted);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.feature-media-body {
    padding: 0;
    background: linear-gradient(90deg, #F1F5F9 25%, #E2E8F0 50%, #F1F5F9 75%);
    background-size: 200% 100%;
    animation: imgShimmer 1.8s infinite ease-in-out;
    position: relative;
    overflow: hidden;
    min-height: 260px;
}

.feature-media-body.loaded {
    animation: none;
    background: #FFFFFF;
}

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

.feature-media-body img {
    width: 100%;
    height: auto;
    display: block;
}

.zoomable-img {
    opacity: 0;
    transition: opacity 0.35s ease-in;
}

.zoomable-img.loaded {
    opacity: 1;
}

/* ==========================================================================
   Keyboard Shortcuts Box
   ========================================================================== */
.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-top: 24px;
}

.shortcut-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.shortcut-key {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 800;
    font-size: 0.9rem;
    padding: 5px 10px;
    background: var(--primary-bg);
    color: var(--primary);
    border: 1px solid var(--primary-border);
    border-radius: var(--radius-sm);
    box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.shortcut-desc strong {
    display: block;
    font-size: 0.88rem;
    color: var(--text-primary);
}

.shortcut-desc span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Module Cards Grid (Six Pillar Modules)
   ========================================================================== */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.module-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: all var(--trans-normal);
    box-shadow: var(--shadow-xs);
    position: relative;
}

.module-card:hover {
    border-color: #CBD5E1;
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.module-icon-box {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--primary-bg);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--primary-border);
}

.module-icon-box svg {
    width: 26px;
    height: 26px;
}

.module-card h4 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.module-card p {
    font-size: 0.94rem;
    color: var(--text-secondary);
    line-height: 1.65;
    flex-grow: 1;
}

.module-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.module-tag {
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-muted);
    padding: 3px 8px;
    border-radius: 4px;
}

/* ==========================================================================
   Technical Specs Grid
   ========================================================================== */
.specs-section {
    background: #FFFFFF;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.spec-card {
    background: var(--bg-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
}

.spec-number {
    font-family: 'Cairo', sans-serif;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.1;
    margin-bottom: 6px;
}

.spec-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.spec-desc {
    font-size: 0.84rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   Pricing & Licensing Section
   ========================================================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: stretch;
}

.pricing-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px 30px;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: all var(--trans-normal);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: #CBD5E1;
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-md);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #FFFFFF;
    font-size: 0.78rem;
    font-weight: 800;
    padding: 4px 14px;
    border-radius: var(--radius-full);
}

.pricing-header {
    margin-bottom: 24px;
    text-align: center;
}

.pricing-name {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.pricing-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    min-height: 42px;
}

.pricing-price-box {
    text-align: center;
    padding: 18px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.price-main {
    font-family: 'Cairo', sans-serif;
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1;
}

.price-currency {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.price-period {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: block;
    margin-top: 4px;
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
    color: var(--text-secondary);
}

.pricing-features li svg {
    color: var(--accent-green);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* 14-Day Refund Guarantee Banner */
.guarantee-banner {
    background: linear-gradient(135deg, #F0FDF4 0%, #FFFFFF 100%);
    border: 1px solid #BBF7D0;
    border-radius: var(--radius-xl);
    padding: 28px 32px;
    margin-top: 40px;
    display: flex;
    align-items: center;
    gap: 24px;
    box-shadow: 0 4px 20px rgba(22, 163, 74, 0.06);
}

.guarantee-icon-box {
    width: 64px;
    height: 64px;
    background: #DCFCE7;
    color: #16A34A;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 2px solid #86EFAC;
}

.guarantee-content {
    flex: 1;
}

.guarantee-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #16A34A;
    color: #FFFFFF;
    font-weight: 800;
    font-size: 0.78rem;
    padding: 3px 12px;
    border-radius: var(--radius-full);
    margin-bottom: 8px;
}

.guarantee-content h4 {
    font-size: 1.25rem;
    color: #065F46;
    margin-bottom: 6px;
}

.guarantee-content p {
    font-size: 0.94rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}

/* Refund Policy Modal */
.policy-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.policy-modal.open {
    display: flex;
}

.policy-dialog {
    background: #FFFFFF;
    border-radius: var(--radius-xl);
    max-width: 640px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-window);
    padding: 36px 32px;
    position: relative;
    text-align: right;
    direction: rtl;
}

.policy-dialog h3 {
    font-size: 1.55rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.policy-dialog p {
    font-size: 0.96rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.policy-dialog ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.policy-dialog li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.93rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.policy-dialog li svg {
    color: #16A34A;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 3px;
}

.policy-close-btn {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--bg-muted);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--trans-fast);
}

.policy-close-btn:hover {
    background: #E2E8F0;
    color: var(--text-primary);
}

@media (max-width: 640px) {
    .guarantee-banner {
        flex-direction: column;
        text-align: center;
        padding: 24px 20px;
        gap: 16px;
    }
}

/* ==========================================================================
   Interactive Calculator Widget
   ========================================================================== */
.calc-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-md);
    max-width: 860px;
    margin-inline: auto;
}

.calc-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 36px;
    align-items: center;
}

.calc-inputs {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.calc-field label {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.calc-range-wrapper {
    display: flex;
    align-items: center;
    gap: 14px;
}

.calc-range {
    flex: 1;
    accent-color: var(--primary);
}

.calc-badge {
    min-width: 60px;
    text-align: center;
    padding: 4px 10px;
    background: var(--primary-bg);
    color: var(--primary-dark);
    font-weight: 800;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--primary-border);
}

.calc-result-box {
    background: var(--bg-muted);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    text-align: center;
}

.calc-result-box small {
    display: block;
    font-size: 0.84rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.calc-price-big {
    font-family: 'Cairo', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.1;
}

.calc-includes-list {
    margin-top: 16px;
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-list {
    max-width: 800px;
    margin-inline: auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--trans-fast);
}

.faq-item.active {
    border-color: var(--primary);
}

.faq-question {
    width: 100%;
    padding: 18px 22px;
    background: none;
    border: none;
    text-align: right;
    font-family: inherit;
    font-size: 1.02rem;
    font-weight: 700;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.faq-icon {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform var(--trans-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-answer {
    padding: 0 22px 18px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* ==========================================================================
   CTA Demo Section
   ========================================================================== */
.cta-section {
    background: linear-gradient(180deg, var(--bg-surface) 0%, var(--primary-bg) 100%);
    padding: 92px 0;
    text-align: center;
}

.cta-box {
    max-width: 740px;
    margin-inline: auto;
}

.cta-title {
    font-size: clamp(2rem, 3.5vw, 2.7rem);
    color: var(--text-primary);
    margin-bottom: 16px;
}

.cta-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-socials {
    margin-top: 18px;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: #FFFFFF;
    font-size: 0.86rem;
    font-weight: 700;
    transition: all var(--trans-fast);
    text-decoration: none;
}

.social-btn:hover {
    background: #1877F2;
    border-color: #1877F2;
    color: #FFFFFF;
    transform: translateY(-1px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background: #0F172A;
    color: #94A3B8;
    padding: 64px 0 32px;
    border-top: 1px solid #1E293B;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: #94A3B8;
    margin-top: 14px;
    font-size: 0.92rem;
    max-width: 340px;
}

.footer-brand .brand-name {
    color: #FFFFFF;
}

.footer-col h5 {
    color: #FFFFFF;
    font-size: 1rem;
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: #94A3B8;
    font-size: 0.88rem;
    transition: color var(--trans-fast);
}

.footer-links a:hover {
    color: #FFFFFF;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid #1E293B;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.84rem;
    color: #64748B;
    flex-wrap: wrap;
    gap: 12px;
}

/* ==========================================================================
   Image Lightbox Modal
   ========================================================================== */
.lightbox-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    cursor: zoom-out;
}

.lightbox-modal.open {
    display: flex;
}

.lightbox-content {
    max-width: 95vw;
    max-height: 90vh;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 60px rgba(0,0,0,0.5);
    overflow: hidden;
    background: #000000;
    cursor: default;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 24px;
    left: 24px;
    background: rgba(255, 255, 255, 0.15);
    color: #FFFFFF;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
    .modules-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 540px;
        margin-inline: auto;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 840px) {
    .feature-split {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .feature-split.reverse {
        direction: rtl;
    }
    .calc-grid {
        grid-template-columns: 1fr;
    }
    .nav-menu {
        display: none;
        position: absolute;
        top: 76px;
        right: 0;
        left: 0;
        background: #FFFFFF;
        border-bottom: 1px solid var(--border-color);
        padding: 20px 24px;
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        box-shadow: var(--shadow-lg);
    }
    .nav-menu.open {
        display: flex;
    }
    .nav-toggle {
        display: block;
    }
}

@media (max-width: 600px) {
    .modules-grid {
        grid-template-columns: 1fr;
    }
    .specs-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero-trust-bar {
        flex-direction: column;
        align-items: flex-start;
    }
    .nav-actions .btn-primary {
        display: none;
    }
    .brand-badge {
        display: none;
    }
    .brand-name {
        font-size: 1.15rem;
    }
}