/* ═══════════════════════════════════════════════════════════
   DESKTOP.CSS  —  styles for screens ≥ 900px ONLY.
   Mobile layout (< 900px) is NOT modified here at all.
   
   NEW DESIGN: Centered layout without sidebar, modern bento grid
═══════════════════════════════════════════════════════════ */

@media (min-width: 900px) {

  /* ── prevent zoom ── */
  html { touch-action: manipulation; }

  /* ══════════════════════════════════════════
     BODY: no bottom padding (no bottom nav)
  ══════════════════════════════════════════ */
  body {
    padding-bottom: 0;
    padding-top: 72px;
  }

  /* ══════════════════════════════════════════
     HIDE MOBILE-ONLY ELEMENTS
  ══════════════════════════════════════════ */
  .nav { display: none !important; }
  .hdr { display: none !important; }
  #page-chat .hdr { display: none !important; }

  /* ══════════════════════════════════════════
     TOP NAVIGATION BAR — Centered with pill nav
  ══════════════════════════════════════════ */
  .desktop-topbar {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 72px;
    z-index: 200;
    background: var(--nav-glass);
    backdrop-filter: blur(32px) saturate(1.8);
    -webkit-backdrop-filter: blur(32px) saturate(1.8);
    border-bottom: 1px solid var(--b);
    padding: 0 40px;
    transition: background .3s, border-color .3s;
  }

  /* Logo */
  .desktop-topbar .dt-logo {
    font-family: 'Syne', sans-serif;
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(135deg, #c084fc, #a855f7 50%, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -.02em;
    flex-shrink: 0;
    white-space: nowrap;
  }
  [data-theme="light"] .desktop-topbar .dt-logo {
    background: linear-gradient(135deg, #7c3aed, #5b21b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  /* Center nav as floating pill */
  .desktop-topbar .dt-nav {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 5px;
    background: var(--s2);
    border: 1px solid var(--b);
    border-radius: 16px;
  }

  .dt-nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 12px;
    border: none;
    background: transparent;
    color: var(--t2);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all .2s;
    white-space: nowrap;
  }
  .dt-nav-btn svg { width: 18px; height: 18px; stroke-width: 1.7; flex-shrink: 0; }
  .dt-nav-btn:hover { background: var(--s3); color: var(--t); }
  .dt-nav-btn.active {
    background: var(--pg);
    color: var(--ph);
    box-shadow: 0 2px 12px rgba(168,85,247,.2);
  }

  /* Right side */
  .desktop-topbar .dt-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }

  /* Theme toggle */
  .dt-theme-btn {
    width: 40px; height: 40px;
    border-radius: 12px;
    border: 1px solid var(--b);
    background: var(--s2);
    color: var(--t2);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: all .2s;
    flex-shrink: 0;
  }
  .dt-theme-btn:hover { border-color: var(--bp); color: var(--ph); background: var(--pg); }
  .dt-theme-btn svg { width: 18px; height: 18px; stroke-width: 1.8; }

  /* Notification bell */
  .dt-notif-btn {
    width: 40px; height: 40px;
    border-radius: 12px;
    border: 1px solid var(--b);
    background: var(--s2);
    color: var(--t2);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: all .2s;
    flex-shrink: 0;
    position: relative;
  }
  .dt-notif-btn:hover { border-color: var(--bp); color: var(--ph); background: var(--pg); }
  .dt-notif-btn svg { width: 18px; height: 18px; stroke-width: 1.8; }
  .dt-notif-btn .notif-badge {
    position: absolute;
    top: -4px; right: -4px;
    min-width: 18px; height: 18px;
    border-radius: 9px;
    background: var(--r);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
  }

  /* Avatar */
  .dt-avatar {
    width: 42px; height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a855f7, #6d28d9);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    box-shadow: 0 0 0 2px var(--bp), 0 0 20px rgba(168,85,247,.3);
    transition: transform .2s, box-shadow .2s;
    flex-shrink: 0;
    overflow: hidden;
    color: #fff;
  }
  .dt-avatar:hover { 
    transform: scale(1.08); 
    box-shadow: 0 0 0 3px var(--ph), 0 0 24px rgba(168,85,247,.4); 
  }
  .dt-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
  }

  /* ══════════════════════════════════════════
     NO SIDEBAR — centered content
  ══════════════════════════════════════════ */
  .desktop-sidebar { display: none !important; }
  .desktop-shell { display: block !important; }
  .desktop-main { margin-left: 0; }

  /* Pages: centered, no sidebar offset */
  .page {
    margin-left: 0;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
  }

  .page.active {
    display: block;
    min-height: calc(100vh - 72px);
  }

  /* Scroll containers */
  .scroll {
    gap: 20px;
    padding: 32px 0;
  }

  /* ══════════════════════════════════════════
     HOME PAGE — Bento Grid Layout
  ══════════════════════════════════════════ */
  #page-home.active .scroll {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: auto;
    gap: 20px;
    padding: 32px 0;
    max-width: 100%;
  }

  /* Status card — spans 8 columns */
  #page-home .status-card-click {
    grid-column: span 8;
    padding: 32px 36px !important;
    border-radius: 20px;
    gap: 24px !important;
  }
  #page-home .status-card-click:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(168,85,247,.15);
  }
  /* Better spacing for plan info */
  #page-home .status-card-click > div:first-child {
    margin-bottom: 8px;
  }
  #page-home .status-card-click .syne {
    font-size: 26px !important;
  }
  #page-home .status-card-click > div:first-child > div:first-child > div:first-child {
    font-size: 12px !important;
    margin-bottom: 6px !important;
  }
  #page-home .status-card-click > div:first-child > div:first-child > div:nth-child(3) {
    font-size: 14px !important;
    margin-top: 8px !important;
  }
  /* Progress section */
  #page-home .status-card-click > div:last-child {
    gap: 10px !important;
  }
  #page-home .status-card-click .progress-bar {
    height: 8px;
  }

  /* Stat row — spans 4 columns, vertical stack */
  #page-home .stat-row {
    grid-column: span 4;
    display: flex !important;
    flex-direction: column !important;
    gap: 12px;
  }
  #page-home .stat-row .stat-card {
    flex: 1;
    padding: 20px 24px;
  }
  #page-home .stat-val { font-size: 26px !important; }
  #page-home .stat-lbl { font-size: 11px; margin-top: 6px; }

  /* Section title — full width */
  #page-home .sec-title {
    grid-column: 1 / -1;
    margin-top: 12px;
    font-size: 12px;
  }

  /* QA buttons — 3 columns grid */
  #page-home .qa-btn {
    grid-column: span 3;
    padding: 18px 20px;
    border-radius: 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    min-height: 120px;
  }
  #page-home .qa-btn .qa-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
  }
  #page-home .qa-btn .qa-icon svg {
    width: 20px;
    height: 20px;
  }
  #page-home .qa-btn .flex-1 {
    width: 100%;
  }
  #page-home .qa-btn .fw5 {
    font-size: 15px;
  }
  #page-home .qa-btn .text-3 {
    margin-top: 6px;
  }
  #page-home .qa-btn > svg:last-child {
    display: none;
  }
  #page-home .qa-btn:hover {
    background: var(--s2);
    border-color: var(--bp);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(168,85,247,.1);
  }

  /* Devices section — 8 columns */
  #page-home #devices-list {
    grid-column: span 8;
    border-radius: 16px;
  }

  /* Add device button — 4 columns */
  #page-home #add-device-btn {
    grid-column: span 4;
    border-radius: 16px;
    min-height: 80px;
  }

  /* Device items */
  .device-item {
    padding: 16px 20px;
  }
  .device-icon {
    width: 42px;
    height: 42px;
  }

  /* ══════════════════════════════════════════
     PLANS PAGE — 3 column grid
  ══════════════════════════════════════════ */
  #page-plans.active > *:not(.scroll) { display: none; }
  #page-plans .scroll {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding: 32px 0;
    max-width: 100%;
    align-items: start;
  }
  #page-plans .sec-title,
  #page-plans .card:has(#promo-input),
  #page-plans #plans-promo-hint {
    grid-column: 1 / -1;
  }
  #page-plans #plans-list {
    grid-column: 1 / -1;
    display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  #page-plans .plan-card {
    cursor: pointer;
    border-radius: 20px;
    padding: 28px;
    display: flex;
    flex-direction: column;
  }
  #page-plans .plan-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(168,85,247,.2);
  }
  #page-plans .plan-card .btn {
    margin-top: auto;
  }
  .plan-price-big { font-size: 38px !important; }

  /* ══════════════════════════════════════════
     PROFILE PAGE — Centered card layout
  ══════════════════════════════════════════ */
  #page-profile {
    max-width: 800px;
  }
  
  /* Profile header - centered with better spacing */
  #page-profile > div:first-child {
    padding: 40px 0 24px;
    text-align: center;
  }
  #page-profile .avatar-lg {
    width: 100px;
    height: 100px;
    font-size: 32px;
    margin: 0 auto 16px;
  }
  #page-profile #profile-name {
    font-size: 24px;
  }
  #page-profile .chip {
    margin-top: 12px;
  }
  
  /* Stats row - centered */
  #page-profile .stat-row {
    max-width: 500px;
    margin: 0 auto 16px;
    padding: 0;
  }
  #page-profile .stat-row .stat-card {
    padding: 18px 24px;
  }
  #page-profile .stat-row .stat-val {
    font-size: 24px;
  }
  
  /* Scroll content */
  #page-profile.active .scroll {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 16px 0 32px;
    max-width: 500px;
    margin: 0 auto;
    align-items: stretch;
  }
  
  /* Section titles */
  #page-profile .sec-title { 
    margin-top: 8px;
    text-align: center;
  }
  
  /* Cards - consistent styling */
  #page-profile .card {
    border-radius: 16px;
  }
  
  /* Account created card - compact */
  #page-profile .card:has(#profile-created-at) {
    max-width: 100%;
    justify-content: center;
  }
  
  /* Admin panel button */
  #page-profile #admin-panel-btn-wrap {
    max-width: 100%;
  }
  
  /* Logout button */
  #page-profile .btn-danger {
    max-width: 100%;
    margin-top: 8px;
  }
  
  /* Menu items - better hover */
  #page-profile .menu-item {
    padding: 14px 18px;
  }
  #page-profile .menu-item:hover {
    background: var(--s2);
  }

  /* ══════════════════════════════════════════
     INVITE PAGE — Side by side panels (both visible)
  ══════════════════════════════════════════ */
  #page-invite {
    max-width: 1100px;
  }
  #page-invite > div:first-child {
    padding: 32px 0 16px;
    text-align: center;
  }
  #page-invite > div:first-child .syne {
    font-size: 32px;
  }
  #page-invite .scroll {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 24px 0 32px;
    align-items: start;
  }
  /* Hide tabs on desktop - show both panels */
  #page-invite .tab-row { 
    display: none !important; 
  }
  #page-invite #panel-ref {
    grid-column: 1;
    display: flex !important;
    flex-direction: column;
    gap: 16px;
  }
  #page-invite #panel-partner {
    grid-column: 2;
    display: flex !important;
    flex-direction: column;
    gap: 16px;
  }
  /* Always show both panels on desktop */
  #page-invite #panel-ref.hidden,
  #page-invite #panel-partner.hidden {
    display: flex !important;
  }
  /* Add section titles for clarity */
  #page-invite #panel-ref::before {
    content: 'Реферальная программа';
    display: block;
    font-family: 'Syne', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--t);
    margin-bottom: 4px;
  }
  #page-invite #panel-partner::before {
    content: 'Партнёрская программа';
    display: block;
    font-family: 'Syne', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--t);
    margin-bottom: 4px;
  }

  /* ══════════════════════════════════════════
     HELP PAGE — Centered single column layout
  ══════════════════════════════════════════ */
  #page-help.active > *:not(.scroll) { display: none; }
  #page-help .scroll {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 32px 0;
    max-width: 700px;
    margin: 0 auto;
    align-items: stretch;
  }
  /* Page title */
  #page-help .scroll::before {
    content: 'Помощь';
    display: block;
    font-family: 'Syne', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: var(--t);
    text-align: center;
    margin-bottom: 8px;
  }
  /* Search bar styling */
  #page-help .scroll > div:first-child {
    margin-bottom: 8px;
  }
  /* Contact cards container - horizontal row */
  #page-help .scroll > div:has(.s-icon) {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    flex-direction: row !important;
  }
  #page-help .scroll > div:has(.s-icon) > .card {
    flex-direction: column;
    text-align: center;
    padding: 24px 16px;
    gap: 12px;
    min-height: 140px;
    justify-content: center;
  }
  #page-help .scroll > div:has(.s-icon) > .card .s-icon {
    margin: 0 auto;
    width: 48px;
    height: 48px;
  }
  #page-help .scroll > div:has(.s-icon) > .card .s-icon svg {
    width: 24px;
    height: 24px;
  }
  #page-help .scroll > div:has(.s-icon) > .card .flex-1 {
    width: 100%;
  }
  #page-help .scroll > div:has(.s-icon) > .card .fw5 {
    font-size: 15px;
  }
  #page-help .scroll > div:has(.s-icon) > .card > svg:last-child {
    display: none;
  }
  /* Live chat online indicator */
  #page-help .scroll > div:has(.s-icon) > .card > div:has(.dot-live) {
    justify-content: center;
  }
  /* FAQ list */
  #page-help #faq-list {
    border-radius: 16px;
  }
  #page-help .sec-title {
    text-align: center;
    margin-top: 8px;
  }

  /* ══════════════════════════════════════════
     CHAT PAGE — Full width centered
  ══════════════════════════════════════════ */
  #page-chat { display: none; }
  #page-chat.active {
    display: flex !important;
    flex-direction: column;
    max-width: 900px;
    margin: 0 auto;
    min-height: calc(100vh - 72px);
    padding: 0;
  }
  #page-chat .chat-room-tabs {
    background: var(--bg2);
    border-bottom: 1px solid var(--b);
    border-radius: 16px 16px 0 0;
    margin-top: 24px;
  }
  #page-chat .chat-room-tab {
    font-size: 14px;
    padding: 16px 28px;
  }
  #page-chat .chat-container {
    flex: 1;
    height: auto;
    min-height: 500px;
    border: 1px solid var(--b);
    border-top: none;
    border-radius: 0 0 16px 16px;
    margin-bottom: 24px;
  }
  #page-chat .chat-messages { padding: 20px 28px; }
  #page-chat .chat-msg { max-width: 55%; }
  #page-chat .chat-input-bar { padding: 16px 28px; }
  #page-chat .chat-input {
    font-size: 15px;
    padding: 14px 22px;
    border-radius: 14px;
  }

  .chat-desktop-hdr {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    height: 60px;
    border-bottom: 1px solid var(--b);
    background: var(--bg2);
  }

  /* ══════════════════════════════════════════
     MODALS — Centered, modern
  ══════════════════════════════════════════ */
  .modal-overlay {
    align-items: center;
    justify-content: center;
    padding: 32px;
  }
  .modal {
    border-radius: 24px;
    max-width: 520px;
    max-height: 85vh;
    padding: 32px;
    box-shadow: 0 24px 80px rgba(0,0,0,.4);
  }
  .modal-handle { display: none; }

  /* ══════════════════════════════════════════
     NOTIFICATION BANNER
  ══════════════════════════════════════════ */
  .notif-banner {
    top: 88px;
    right: 40px;
    left: auto;
    transform: translateX(0) translateY(-20px);
    max-width: 380px;
    width: 380px;
    border-radius: 16px;
  }
  .notif-banner.show {
    transform: translateX(0) translateY(0);
  }

  /* ══════════════════════════════════════════
     AUTH SCREEN
  ══════════════════════════════════════════ */
  .auth-screen {
    padding: 0;
    background: var(--bg);
  }
  .auth-screen > div[style] {
    background: var(--s);
    border: 1px solid var(--b);
    border-radius: 24px;
    padding: 40px 36px;
    max-width: 440px;
    backdrop-filter: blur(24px);
    box-shadow: 0 24px 80px rgba(0,0,0,.4);
    z-index: 1;
  }
  .auth-logo {
    font-size: 32px !important;
  }

  /* ══════════════════════════════════════════
     CARDS — Enhanced for desktop
  ══════════════════════════════════════════ */
  .card {
    border-radius: 16px;
    transition: transform .2s, box-shadow .2s;
  }
  .card-i:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(168,85,247,.12);
  }
  .card-p {
    border-radius: 20px;
  }

  /* Data rows */
  .data-row { padding: 16px 24px; }
  .data-label { font-size: 12px; }
  .data-value { font-size: 15px; }

  /* ══════════════════════════════════════════
     LIGHT THEME adjustments
  ══════════════════════════════════════════ */
  [data-theme="light"] .desktop-topbar {
    box-shadow: 0 2px 24px rgba(100,60,200,.08);
  }
  [data-theme="light"] .desktop-topbar .dt-nav {
    background: rgba(255,255,255,.9);
    box-shadow: 0 2px 16px rgba(100,60,200,.1);
  }
  [data-theme="light"] .dt-nav-btn.active {
    background: rgba(124,58,237,.12);
    color: var(--pl);
  }
  [data-theme="light"] #page-home .status-card-click:hover {
    box-shadow: 0 12px 40px rgba(124,58,237,.12);
  }
  [data-theme="light"] #page-home .qa-btn:hover {
    box-shadow: 0 8px 24px rgba(124,58,237,.08);
  }
  [data-theme="light"] .modal {
    box-shadow: 0 24px 80px rgba(100,60,200,.15);
  }
}

/* ══════════════════════════════════════════
   LARGE SCREENS (≥ 1400px) — Wider layout
══════════════════════════════════════════ */
@media (min-width: 1400px) {
  .page {
    max-width: 1400px;
    padding: 0 60px;
  }

  #page-home .qa-btn {
    min-height: 140px;
    padding: 22px 24px;
  }

  #page-plans .scroll {
    grid-template-columns: repeat(4, 1fr);
  }
  #page-plans #plans-list {
    grid-template-columns: repeat(4, 1fr);
  }
}