/* ================================
   RESPONSIVE DESIGN — Soft Editorial
   ================================ */

/* Tablet - 1024px */
@media (max-width: 1024px) {
    .sidebar {
        width: 240px;
    }

    .main-content {
        margin-left: 260px;
    }

    .main-title {
        font-size: 40px;
    }

    .main-subtitle {
        font-size: 15.5px;
    }

    .quick-links {
        flex-direction: column;
        align-items: center;
    }

    .quick-link {
        width: 100%;
        max-width: 400px;
    }
}

/* Tablet range: hide sidebar, show hamburger */
@media (max-width: 1024px) and (min-width: 769px) {
    .desktop-only {
        display: block;
    }

    .mobile-header-branding {
        display: none;
    }

    .sidebar {
        transform: translateX(-110%);
        transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        z-index: 1000;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .mobile-menu-toggle {
        display: block;
        position: fixed;
        top: calc(env(safe-area-inset-top) + 12px);
        left: 20px;
        z-index: 1003;
        background: var(--primary);
        color: var(--text-on-primary);
        border: none;
        border-radius: var(--radius-sm);
        padding: 12px;
        cursor: pointer;
        box-shadow: 0 2px 8px rgba(176, 78, 132, 0.25);
        transition: all 0.2s ease;
    }

    .mobile-menu-toggle:hover {
        background: var(--primary-hover);
        transform: translateY(-1px);
    }

    .mobile-menu-toggle:focus-visible {
        outline: 3px solid var(--primary-hover);
        outline-offset: 2px;
    }

    .main-header {
        top: 16px;
        left: 16px;
        right: 16px;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .header-left {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 16px;
    }
}

/* Mobile - 768px and below */
@media (max-width: 768px) {
    :root {
        --mobile-navbar-h: 66px;
        --mobile-navbar-safe-h: calc(var(--mobile-navbar-h) + env(safe-area-inset-top));
        --mobile-input-h: 88px;
    }

    /* Hide desktop elements */
    .desktop-only {
        display: none;
    }

    /* Show mobile elements */
    .mobile-header-branding {
        display: block;
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        z-index: 1000;
        left: 0;
        top: 0;
        height: 100vh;
        border-radius: 0;
        box-shadow: none;
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-heavy);
    }

    .main-content {
        margin-left: 0;
        min-height: 100svh;
        display: flex;
        flex-direction: column;
    }

    .main-title {
        font-size: 32px;
    }

    .main-subtitle {
        font-size: 15px;
    }

    .main-header {
        position: sticky;
        top: 0;
        left: auto;
        right: auto;
        min-height: var(--mobile-navbar-safe-h);
        padding: calc(env(safe-area-inset-top) + 12px) 16px 10px;
        box-sizing: border-box;
        width: 100%;
        flex-direction: row;
        align-items: center;
        justify-content: center;
        background: var(--background);
        z-index: 1002;
        border-bottom: 1px solid var(--border-light);
        flex-shrink: 0;
    }

    .mobile-header-branding {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        pointer-events: auto;
    }

    .mobile-header-branding a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-header-logo {
        max-height: 34px;
        width: auto;
    }

    .header-left {
        display: none;
    }

    .header-actions {
        display: none;
    }

    .main-footer {
        display: none;
    }

    .center-content {
        padding: 24px 16px;
        padding-bottom: 120px;
    }

    .search-box-container {
        margin-bottom: 24px;
    }

    .quick-links {
        gap: 8px;
    }

    .quick-link {
        padding: 10px 16px;
        font-size: 13px;
    }

    /* Mobile menu toggle */
    .mobile-menu-toggle {
        display: block;
        position: fixed;
        top: calc(env(safe-area-inset-top) + 12px);
        left: 20px;
        z-index: 1004;
        background: var(--primary);
        color: var(--text-on-primary);
        border: none;
        border-radius: var(--radius-sm);
        padding: 12px;
        cursor: pointer;
        box-shadow: 0 2px 8px rgba(176, 78, 132, 0.25);
        transition: all 0.2s ease;
    }

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

    .mobile-menu-toggle:focus-visible {
        outline: 3px solid var(--primary-hover);
        outline-offset: 2px;
    }

    /* Mobile Chat Interface */
    .chat-interface {
        flex: 1;
        min-height: 0;
        height: auto;
        margin-top: 0;
    }

    .chat-messages {
        padding: 14px 16px calc(var(--mobile-input-h) + env(safe-area-inset-bottom) + 12px) 16px;
        max-width: 100%;
        margin: 0;
        min-height: 0;
    }

    /* Mobile Message Styling */
    .message {
        padding: 0 16px;
        max-width: 100%;
    }

    .message-content {
        max-width: 85%;
    }

    .message.assistant .message-content {
        max-width: 95%;
    }

    /* Mobile Message Input Area - Fixed to Bottom */
    .message-input-area {
        position: fixed;
        bottom: env(safe-area-inset-bottom);
        left: 0;
        right: 0;
        padding: 16px;
        background: transparent;
        z-index: 1000;
    }

    .input-container {
        max-width: 100%;
        margin: 0;
        border-radius: var(--radius-xl);
        padding: 12px 16px;
        background: rgba(255, 255, 255, 0.95);
        border: 1px solid var(--border);
    }

    [data-theme="dark"] .input-container {
        background: rgba(58, 66, 88, 0.95);
    }

    .input-container:focus-within {
        background: var(--surface);
        border-color: var(--primary);
        box-shadow: var(--shadow-glow);
    }

    #messageInput {
        font-size: 16px;
        padding: 8px 0;
    }

    .chat-send-btn {
        width: 36px;
        height: 36px;
    }

    /* Mobile Search Box - Fixed Bottom with solid background */
    .search-box-container {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        padding: 16px;
        background: var(--background);
        z-index: 1000;
        margin-bottom: 0;
    }

    .search-box {
        border-radius: var(--radius-xl);
        padding: 12px 16px;
        background: var(--surface);
        border: 1px solid var(--border);
        min-height: 0;
        flex-direction: row;
        align-items: center;
    }

    .search-box:focus-within {
        background: var(--surface);
        border-color: var(--primary);
        box-shadow: var(--shadow-glow);
    }

    .search-box textarea {
        font-size: 16px;
        padding: 8px 0;
        min-height: 0;
    }

    .search-actions {
        padding: 0;
        margin-left: 12px;
    }

    .send-btn {
        width: 36px;
        height: 36px;
    }

    /* Mobile-specific optimizations */
    .main-title {
        font-size: 28px;
        line-height: 1.2;
    }

    .main-subtitle {
        font-size: 14px;
        margin-bottom: 32px;
    }

    .center-content {
        padding-top: 24px;
    }

    .message-bubble {
        font-size: 14px;
        padding: 12px 16px;
    }

    /* Mobile quick links */
    .quick-links {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .quick-link {
        width: 100%;
        text-align: left;
        justify-content: flex-start;
    }

    /* Mobile table fixes */
    .table-container {
        margin-top: 12px;
        margin-bottom: 12px;
        margin-left: -16px;
        margin-right: -16px;
        padding-left: 10px;
        max-width: calc(100% + 32px);
        border-radius: 0;
    }

    .data-table th,
    .data-table td {
        padding: 12px 16px;
        font-size: 13px;
    }

    .suggested-actions {
        margin-top: 12px;
        padding: 12px;
    }

    .action-btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .content-h1 {
        font-size: 20px;
        margin: 16px 0 12px 0;
    }

    .content-h2 {
        font-size: 18px;
        margin: 16px 0 10px 0;
        padding: 10px 12px;
    }

    .content-h3 {
        font-size: 16px;
        margin: 12px 0 6px 0;
    }

    .content-p {
        font-size: 14px;
        margin: 0 0 12px 0;
    }

    .content-li {
        padding: 6px 12px;
        margin: 6px 0;
    }

    /* Mobile "You might also want to know" section */
    .you-might-know-section {
        margin-top: 16px;
        padding: 12px;
    }

    .you-might-know-item {
        padding: 8px 12px;
        font-size: 13px;
    }

    .you-might-know-item i {
        font-size: 12px;
        width: 14px;
    }

    /* Mobile modal */
    .modal-content {
        margin: 16px;
        padding: 24px 20px;
        max-width: calc(100vw - 32px);
    }
}

/* Small mobile - 480px */
@media (max-width: 480px) {
    .main-title {
        font-size: 24px;
    }

    .main-subtitle {
        font-size: 13px;
    }

    .search-box {
        min-height: 100px;
    }

    .search-box textarea {
        font-size: 14px;
    }

    .send-btn {
        width: 36px;
        height: 36px;
    }

    .quick-link {
        padding: 8px 12px;
        font-size: 12px;
    }

    .chat-messages {
        padding: 14px 12px calc(var(--mobile-input-h) + env(safe-area-inset-bottom) + 12px) 12px;
        max-width: 100%;
    }

    .message {
        padding: 0 12px;
    }

    .input-container {
        max-width: 100%;
        margin: 0;
    }

    .modal-content {
        padding: 20px 16px;
    }

    .modal-content h2 {
        font-size: 18px;
    }
}