:root {
    --th-brand-primary: #6C3DD9;
    --th-brand-accent: #8A5CF6;
    --th-brand-soft: #EDE6FF;
    --th-brand-bg: #F5F3FF;
    --th-app-bg: #F5F3FF;
    --th-app-surface: #ffffff;
    --th-app-text: #252238;
    --th-app-muted: #8e8e93;
    --th-app-accent: #6C3DD9;
    --th-app-accent-soft: #8A5CF6;
    --th-app-border: rgba(108, 61, 217, 0.12);
    --th-app-nav-height: 64px;
    --th-app-safe-bottom: env(safe-area-inset-bottom, 0px);
}

@media (max-width: 768px) {
    body.th-mobile-shell {
        background: var(--th-app-bg);
        padding-bottom: calc(var(--th-app-nav-height) + var(--th-app-safe-bottom));
    }

    body.th-body-chat {
        padding-bottom: 0;
    }

    body.th-mobile-shell .th-footer {
        display: none;
    }

    body.th-mobile-shell .th-main {
        min-height: calc(100dvh - 70px);
    }

    body.th-mobile-shell .th-navbar {
        min-height: 58px;
        box-shadow: none;
        border-bottom: 1px solid var(--th-app-border);
        background: rgba(255, 255, 255, 0.98);
    }

    body.th-mobile-shell .th-nav-links,
    body.th-mobile-shell .th-sell-button,
    body.th-mobile-shell .th-dashboard-button,
    body.th-mobile-shell .th-logout-button {
        display: none !important;
    }

    body.th-mobile-shell .th-logo {
        font-size: 18px;
        font-weight: 800;
        letter-spacing: -0.03em;
        color: var(--th-app-text);
    }

    body.th-mobile-shell .th-logo-icon {
        width: 34px;
        height: 34px;
        border-radius: 11px;
        background: linear-gradient(135deg, #8A5CF6 0%, #6C3DD9 100%);
        color: #fff;
        font-size: 10px;
        font-weight: 900;
        letter-spacing: -0.04em;
    }
}

.th-app-bottom-nav {
    display: none;
}

@media (max-width: 768px) {
    .th-app-bottom-nav {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1200;
        display: flex;
        align-items: stretch;
        justify-content: space-around;
        min-height: var(--th-app-nav-height);
        padding: 6px 8px calc(8px + var(--th-app-safe-bottom));
        background: rgba(255, 255, 255, 0.98);
        border-top: 1px solid var(--th-app-border);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
    }

    .th-app-nav-item {
        flex: 1;
        min-width: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 3px;
        text-decoration: none;
        color: var(--th-app-muted);
        font-size: 10px;
        font-weight: 600;
        letter-spacing: 0.01em;
        position: relative;
    }

    .th-app-nav-icon-wrap {
        width: 38px;
        height: 38px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: background 0.2s ease;
    }

    .th-app-nav-item svg {
        width: 21px;
        height: 21px;
        stroke: currentColor;
        fill: none;
        stroke-width: 1.75;
        stroke-linecap: round;
        stroke-linejoin: round;
    }

    .th-app-nav-item.active {
        color: var(--th-app-accent);
    }

    .th-app-nav-item.active .th-app-nav-icon-wrap {
        background: var(--th-brand-soft);
    }

    .th-app-nav-item.active svg {
        stroke-width: 2;
        stroke: var(--th-brand-accent);
    }

    .th-app-nav-badge {
        position: absolute;
        top: 0;
        right: calc(50% - 26px);
        min-width: 16px;
        height: 16px;
        padding: 0 4px;
        border-radius: 999px;
        background: var(--th-brand-primary);
        color: #fff;
        font-size: 9px;
        font-weight: 800;
        display: none;
        align-items: center;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .dashboard-page {
        padding: 18px 14px 24px !important;
        max-width: 100% !important;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start !important;
        margin-bottom: 18px !important;
        gap: 10px !important;
    }

    .dashboard-header h1 {
        font-size: 28px !important;
        letter-spacing: -0.03em;
        color: var(--th-app-text) !important;
    }

    .dashboard-header p {
        font-size: 14px !important;
    }

    .profile-card {
        border-radius: 22px !important;
        padding: 18px !important;
        border: 1px solid var(--th-app-border) !important;
        box-shadow: 0 10px 30px rgba(108, 61, 217, 0.06) !important;
        background: var(--th-app-surface) !important;
    }

    .profile-left {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 14px !important;
    }

    .profile-picture,
    .default-profile-picture {
        width: 72px !important;
        height: 72px !important;
    }

    .dashboard-grid {
        display: grid !important;
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 12px !important;
    }

    .dashboard-card {
        border-radius: 20px !important;
        padding: 16px 14px !important;
        min-height: 148px;
        border: 1px solid var(--th-app-border) !important;
        box-shadow: 0 8px 24px rgba(108, 61, 217, 0.05) !important;
        background: var(--th-app-surface) !important;
    }

    .dashboard-card h3 {
        font-size: 15px !important;
    }

    .dashboard-card p {
        font-size: 12px !important;
        line-height: 1.45 !important;
    }

    .card-icon {
        width: 42px !important;
        height: 42px !important;
        border-radius: 14px !important;
        font-size: 18px !important;
        background: var(--th-brand-soft) !important;
    }

    .edit-profile-button {
        width: 100%;
        text-align: center;
        border-radius: 14px !important;
        background: var(--th-brand-primary) !important;
    }

    .messages-page {
        margin: 0 auto !important;
        padding: 16px 14px 24px !important;
        max-width: 100% !important;
    }

    .messages-header h1 {
        font-size: 28px !important;
        letter-spacing: -0.03em;
    }

    .conversation-card {
        border-radius: 18px !important;
        border: 1px solid var(--th-app-border) !important;
        box-shadow: 0 6px 18px rgba(108, 61, 217, 0.04) !important;
    }

    .home-page,
    .th-marketplace {
        background: var(--th-app-bg);
    }

    .home-page {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 12px 14px 24px;
    }

    .home-page .hero-section {
        margin-top: 8px;
        margin-bottom: 24px;
        padding: 36px 18px;
        border-radius: 24px;
        background: linear-gradient(160deg, #ffffff 0%, var(--th-brand-bg) 100%);
        border: 1px solid var(--th-app-border);
        box-shadow: 0 10px 30px rgba(108, 61, 217, 0.06);
    }

    .home-page .hero-section h1 {
        font-size: 30px !important;
        letter-spacing: -0.03em;
    }

    .home-page .hero-section p {
        font-size: 14px !important;
    }

    .home-page .primary-button,
    .home-page .secondary-button {
        border-radius: 14px !important;
        font-weight: 700 !important;
    }

    .home-page .primary-button {
        background: var(--th-brand-primary) !important;
        border-color: var(--th-brand-primary) !important;
    }

    .home-page .secondary-button {
        border-color: var(--th-brand-accent) !important;
        color: var(--th-brand-primary) !important;
    }

    .home-page .products-section {
        margin-bottom: 8px;
    }

    .home-page .section-header h2 {
        font-size: 22px !important;
        letter-spacing: -0.02em;
    }

    .home-page .product-card {
        border-radius: 18px !important;
        border: 1px solid var(--th-app-border) !important;
        box-shadow: 0 8px 22px rgba(108, 61, 217, 0.05) !important;
        overflow: hidden;
    }

    .home-page .products-grid {
        gap: 12px !important;
    }

    body.th-body-chat {
        background: var(--th-brand-bg);
        overflow: hidden;
        position: fixed;
        inset: 0;
        width: 100%;
    }

    body.th-body-chat .th-navbar,
    body.th-body-chat .th-footer {
        display: none !important;
    }

    body.th-body-chat .th-main,
    body.th-body-chat .th-main-content {
        padding: 0 !important;
        margin: 0 !important;
        max-width: 100% !important;
        height: 100%;
    }

    body.th-body-chat .th-pwa-install-banner {
        display: none !important;
    }
}