/* -------------------------------------------------------------------------
   GLOBAL LAYOUT, LANDING PAGE, HEADER, FOOTER
   ------------------------------------------------------------------------- */

/* Global Page Container Flow */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1 0 auto;
}

/* Header / Navbar */
.landing-header {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-10);
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 20;
    transition: background var(--transition-base), border-color var(--transition-base);
}

[data-theme="monochrome"] .landing-header,
body.dark .landing-header {
    background: rgba(17, 17, 17, 0.85);
}

[data-theme="sandstone"] .landing-header {
    background: rgba(255, 249, 240, 0.92);
}

.landing-nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.landing-nav a {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.landing-nav a:hover {
    color: var(--primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-10);
    align-items: center;
    max-width: 1240px;
    margin: 0 auto;
    padding: var(--space-16) var(--space-6) var(--space-12);
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--text);
}

.hero-content h1 span {
    color: var(--primary);
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 18px;
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 520px;
}

.hero-actions,
.hero-actions-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-top: var(--space-4);
}

.hero-primary-btns {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-primary-btns .btn {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.hero-start-btn {
    box-shadow: 0 4px 14px var(--primary-glow, rgba(184, 107, 61, 0.25));
}

.hero-login-btn {
    background: var(--surface-elevated, #FFFDF8);
    color: var(--text, #2D241D) !important;
    border: 1.5px solid var(--border-strong, #CDB796);
    font-weight: 700;
    transition: all var(--transition-fast, 0.15s ease);
}

.hero-login-btn:hover {
    background: var(--surface-hover, #EFE1CE);
    border-color: var(--primary, #B86B3D);
    color: var(--primary, #B86B3D) !important;
    box-shadow: 0 2px 8px rgba(184, 107, 61, 0.15);
}

.hero-secondary-btns {
    display: flex;
    align-items: center;
    margin-top: 2px;
}

.hero-explore-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary, #67584A);
    padding: 8px 14px;
    border-radius: var(--radius-md, 8px);
    transition: all var(--transition-fast, 0.15s ease);
    text-decoration: none;
}

.hero-explore-btn:hover {
    color: var(--primary, #B86B3D);
    background: var(--surface-elevated, rgba(184, 107, 61, 0.08));
}

/* ---------------- HERO ANDROID DOWNLOAD ---------------- */
.hero-download-wrapper {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
    max-width: 520px;
    margin-top: 4px;
}

.hero-android-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    min-height: 50px;
    background: var(--surface-elevated, #171717);
    border: 1.5px solid var(--border-strong, var(--border));
    border-radius: var(--radius-md, 12px);
    color: var(--text) !important;
    text-decoration: none;
    transition: all var(--transition-fast, 0.15s ease);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.hero-android-btn:hover {
    background: var(--surface-hover, var(--surface-muted));
    border-color: var(--primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.hero-android-btn .android-icon {
    flex-shrink: 0;
    color: #3DDC84; /* Android Brand Green */
}

.hero-android-btn .android-btn-text-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.25;
}

.hero-android-btn .android-btn-main {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
}

.hero-android-btn .android-btn-badge {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
}

.hero-android-btn .android-download-icon {
    margin-left: 8px;
    color: var(--text-secondary);
    transition: transform var(--transition-fast, 0.15s ease);
}

.hero-android-btn:hover .android-download-icon {
    transform: translateY(2px);
    color: var(--primary);
}

.hero-download-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.45;
    background: var(--surface-muted, rgba(255, 255, 255, 0.03));
    border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
    border-radius: var(--radius-sm, 8px);
    padding: 8px 12px;
    max-width: 480px;
}

.hero-download-note .note-icon {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--cyan, #38bdf8);
}

.landing-mobile-apk-link {
    display: flex;
    align-items: center;
    color: var(--primary) !important;
    font-weight: 700;
}

.hero-stats {
    display: flex;
    gap: var(--space-8);
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border);
}

.hero-stat-item strong {
    font-size: 24px;
    font-weight: 800;
    color: var(--text);
    display: block;
}

.hero-stat-item span {
    font-size: 13px;
    color: var(--text-muted);
}

/* Realistic Interactive Chat Preview */
.hero-preview {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    height: 480px;
    display: flex;
    flex-direction: column;
}

.preview-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    background: var(--surface-elevated);
    border-bottom: 1px solid var(--border);
}

.preview-window-dots {
    display: flex;
    gap: 6px;
}

.preview-window-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
}

.preview-window-dots span:nth-child(1) { background: #ef4444; }
.preview-window-dots span:nth-child(2) { background: #f59e0b; }
.preview-window-dots span:nth-child(3) { background: #22c55e; }

.preview-body {
    display: grid;
    grid-template-columns: 180px 1fr;
    height: 100%;
    overflow: hidden;
}

.preview-sidebar {
    background: var(--surface-elevated);
    border-right: 1px solid var(--border);
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.preview-chat-area {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--background);
}

.preview-chat-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.preview-messages {
    flex: 1;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow-y: auto;
}

.preview-bubble {
    padding: 8px 12px;
    border-radius: var(--radius-md);
    font-size: 13px;
    max-width: 75%;
    line-height: 1.4;
    animation: fadeIn 0.3s ease;
}

.preview-bubble.received {
    background: var(--message-received);
    color: var(--message-received-text);
    align-self: flex-start;
    border: 1px solid var(--border);
    border-radius: 14px;
}

.preview-bubble.sent {
    background: var(--message-sent);
    color: var(--message-sent-text);
    align-self: flex-end;
    border-radius: 14px;
}

.preview-input-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    background: var(--surface);
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
}

/* Sections Global */
.section {
    max-width: 1240px;
    margin: 0 auto;
    padding: var(--space-16) var(--space-6);
}

.section-heading {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-12);
}

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-2);
}

.section-heading h2 {
    font-size: 38px;
    font-weight: 800;
    color: var(--text);
    line-height: 1.2;
    margin-bottom: var(--space-3);
    letter-spacing: -0.5px;
}

.section-heading p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-fast);
}

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

.feature-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: var(--primary-soft);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-2);
}

.feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Office Suite Grid */
.office-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

@media (max-width: 1024px) {
    .office-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .office-grid {
        grid-template-columns: 1fr;
    }
}

.office-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-fast);
}

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

.office-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: var(--primary-soft);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
}

.office-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-2);
}

.office-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.office-action-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 12px;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.office-action-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Security Section */
.security-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-12);
    align-items: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-12);
}

.security-checklist {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.security-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

/* Call to Action Banner */
.cta-banner {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: var(--radius-xl);
    padding: var(--space-12) var(--space-8);
    text-align: center;
    box-shadow: var(--shadow-lg);
    margin: var(--space-12) auto;
    max-width: 1240px;
    position: relative;
    overflow: hidden;
}

.cta-banner h2 {
    font-size: 34px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: var(--space-3);
    letter-spacing: -0.5px;
}

.cta-banner p {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 580px;
    margin: 0 auto var(--space-8);
    line-height: 1.6;
    opacity: 0.95;
}

@media (max-width: 768px) {
    .cta-banner {
        padding: var(--space-8) var(--space-4);
        margin: var(--space-8) var(--space-4);
        border-radius: var(--radius-lg);
    }

    .cta-banner h2 {
        font-size: 26px;
    }

    .cta-banner p {
        font-size: 14px;
        margin-bottom: var(--space-6);
    }
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 22px var(--space-10);
    background: var(--surface);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
    gap: var(--space-4);
    box-sizing: border-box;
    width: 100%;
    flex-shrink: 0;
    transition: background var(--transition-base, 200ms ease), border-color var(--transition-base, 200ms ease);
}

[data-theme="sandstone"] .footer {
    background: #FFF9F0;
    border-top-color: #D8C5AA;
}

[data-theme="monochrome"] .footer,
body.dark .footer {
    background: #111111;
    border-top-color: #2D2D2D;
}

/* Left: Brand & Legal Links */
.footer-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-self: start;
    gap: 5px;
}

.footer-brand-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    font-size: 13px;
    line-height: 1.4;
}

.footer-brand-icon {
    width: 22px;
    height: 22px;
    border-radius: 5px;
    flex-shrink: 0;
}

.footer-brand-name strong {
    font-weight: 800;
    letter-spacing: 0.3px;
    color: var(--text);
}

.footer-separator {
    color: var(--border);
    font-weight: 400;
    user-select: none;
}

.footer-copyright {
    font-size: 12.5px;
    color: var(--text-secondary);
    font-weight: 400;
    white-space: nowrap;
}

[data-theme="sandstone"] .footer-copyright {
    color: #67584A;
}

.footer-links-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    line-height: 1.4;
}

.footer-legal-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 12px;
    transition: color var(--transition-fast, 150ms ease), text-decoration-color var(--transition-fast, 150ms ease);
    outline: none;
}

[data-theme="sandstone"] .footer-legal-link {
    color: #76543B;
}

.footer-legal-link:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
    color: var(--primary, #000000);
}

.footer-legal-link:focus-visible {
    outline: 2px solid var(--accent, #76543B);
    outline-offset: 2px;
    border-radius: 2px;
}

.footer-legal-divider {
    color: var(--border);
    font-size: 9px;
    line-height: 1;
    user-select: none;
}

.footer-legal-btn {
    color: var(--text-secondary);
    background: none;
    border: none;
    padding: 0;
    font-size: 12px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 500;
    font-family: inherit;
    transition: color var(--transition-fast, 150ms ease), text-decoration-color var(--transition-fast, 150ms ease);
    outline: none;
}

[data-theme="sandstone"] .footer-legal-btn {
    color: #76543B;
}

.footer-legal-btn:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
    color: var(--primary, #000000);
}

.footer-legal-btn:focus-visible {
    outline: 2px solid var(--accent, #76543B);
    outline-offset: 2px;
    border-radius: 2px;
}

/* Center: Support & Contact Admin Action */
.footer-center {
    display: flex;
    align-items: center;
    justify-content: center;
    justify-self: center;
    gap: 12px;
}

.footer-need-help {
    font-size: 12.5px;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.1px;
}

[data-theme="sandstone"] .footer-need-help {
    color: #67584A;
}

.footer-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 12.5px;
    font-weight: 600;
    padding: 7px 14px;
    border-radius: var(--radius-md, 8px);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all var(--transition-fast, 150ms ease);
    outline: none;
}

.footer-contact-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    stroke-width: 2;
    transition: transform var(--transition-fast, 150ms ease);
}

[data-theme="sandstone"] .footer-contact-btn {
    background: #F8EFE2;
    border-color: #D8C5AA;
    color: #2D241D;
}

[data-theme="sandstone"] .footer-contact-btn:hover {
    background: #EFE2CF;
    border-color: #C5AC8C;
    color: #1A140F;
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(118, 84, 59, 0.12);
}

[data-theme="sandstone"] .footer-contact-btn:hover .footer-contact-icon {
    transform: scale(1.05);
}

[data-theme="monochrome"] .footer-contact-btn,
body.dark .footer-contact-btn {
    background: #1C1C1C;
    border-color: #333333;
    color: #FFFFFF;
}

[data-theme="monochrome"] .footer-contact-btn:hover,
body.dark .footer-contact-btn:hover {
    background: #262626;
    border-color: #444444;
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
}

.footer-contact-btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.footer-contact-btn:focus-visible {
    outline: 2px solid var(--accent, #76543B);
    outline-offset: 2px;
}

/* Right: Brand Signature */
.footer-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    justify-self: end;
}

.footer-signature {
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-muted);
    opacity: 0.75;
    user-select: none;
    transition: opacity var(--transition-fast, 150ms ease), color var(--transition-fast, 150ms ease);
}

[data-theme="sandstone"] .footer-signature {
    color: #8F7B67;
}

.footer-signature:hover {
    opacity: 1;
    color: var(--text);
}

/* Tablet Responsive Breakpoint */
@media (max-width: 960px) {
    .footer {
        padding: var(--space-5) var(--space-6);
        gap: var(--space-3);
    }

    .footer-copyright {
        white-space: normal;
    }
}

/* Mobile Responsive Breakpoint */
@media (max-width: 768px) {
    .footer {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 24px 16px;
        gap: 16px;
    }

    .footer-left {
        align-items: center;
        justify-self: center;
        text-align: center;
        gap: 6px;
        width: 100%;
    }

    .footer-brand-wrap {
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px;
    }

    .footer-links-wrap {
        justify-content: center;
        gap: 10px;
    }

    .footer-legal-link,
    .footer-legal-btn {
        min-height: 36px;
        display: inline-flex;
        align-items: center;
    }

    .footer-center {
        justify-content: center;
        justify-self: center;
        width: 100%;
        flex-wrap: wrap;
        gap: 10px;
    }

    .footer-contact-btn {
        width: auto;
        max-width: 100%;
        justify-content: center;
        min-height: 38px;
    }

    .footer-right {
        justify-content: center;
        justify-self: center;
        width: 100%;
    }
}

/* Mobile Landing Navigation Drawer */
.landing-mobile-toggle {
    display: none;
}

.landing-mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(320px, 85vw);
    height: 100vh;
    height: 100dvh;
    background: var(--bg-surface, #111111);
    border-left: 1px solid var(--border);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal, 400);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    transition: right var(--transition-base, 250ms ease);
    overflow-y: auto;
    box-sizing: border-box;
}

[data-theme="sandstone"] .landing-mobile-drawer {
    background: #FFF9F0;
    border-color: #D9BE98;
    box-shadow: -10px 0 30px rgba(118, 84, 59, 0.15);
}

.landing-mobile-drawer.open {
    right: 0;
}

.landing-mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: calc(var(--z-modal, 400) - 1);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.landing-mobile-overlay.show {
    opacity: 1;
    visibility: visible;
}

.landing-mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--border);
}

.landing-mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.landing-mobile-link {
    display: block;
    padding: 10px var(--space-2);
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.landing-mobile-link:hover {
    color: var(--primary);
    background: var(--bg-hover, rgba(255, 255, 255, 0.05));
}

.landing-mobile-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-2);
}

@media (max-width: 768px) {
    .landing-header {
        padding: var(--space-3) var(--space-4);
    }

    .landing-mobile-toggle {
        display: inline-flex;
    }

    .header-actions .btn-primary:not(.landing-nav-download-btn),
    .header-actions .btn-ghost:not(.btn-icon):not(.lang-btn) {
        display: none;
    }
}

@media (max-width: 480px) {
    .landing-header {
        padding: 8px 12px;
    }

    .header-actions {
        gap: 6px;
    }

    #langSelector .lang-btn {
        padding: 6px 8px;
        font-size: 13px;
        gap: 5px;
        min-height: 36px;
    }

    #langSelector .lang-icon {
        width: 14px;
        height: 14px;
    }

    #langSelector .chevron-icon {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 360px) {
    .landing-header {
        padding: 6px 8px;
    }

    .brand-link span {
        font-size: 15px;
    }

    .brand-link img {
        width: 26px;
        height: 26px;
    }

    .header-actions {
        gap: 4px;
    }

    #langSelector .lang-btn {
        padding: 5px 6px;
        font-size: 12px;
        gap: 4px;
    }
}

/* ---------------- Navigation Download App Button ---------------- */
.landing-nav-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    font-size: 13.5px;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-decoration: none;
    box-shadow: 0 4px 14px var(--primary-glow);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.landing-nav-download-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px var(--primary-glow);
}

@media (max-width: 768px) {
    .landing-nav-download-btn {
        padding: 6px 12px;
        font-size: 12px;
        gap: 6px;
    }
}

@media (max-width: 440px) {
    .landing-nav-download-btn span {
        display: none;
    }
    .landing-nav-download-btn {
        padding: 8px;
        border-radius: var(--radius-md);
    }
}