/* CloudPan v4 — Premium UI */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --primary: #4f6ef7; --primary-dark: #3b57e8; --primary-light: #eef1fe; --primary-glow: rgba(79,110,247,.15);
  --success: #10b981; --warning: #f59e0b; --danger: #ef4444; --info: #06b6d4; --gold: #f59e0b; --purple: #8b5cf6;
  --text-1: #0f172a; --text-2: #475569; --text-3: #94a3b8;
  --bg-page: #f1f5f9; --bg-card: #ffffff; --bg-hover: #f8fafc;
  --border: #e2e8f0; --border-light: #f1f5f9;
  --sidebar-bg: #0f172a; --sidebar-w: 240px; --sidebar-text: #94a3b8; --sidebar-hover: rgba(255,255,255,.06);
  --topbar-h: 60px;
  --radius-sm: 6px; --radius: 10px; --radius-lg: 16px; --radius-xl: 20px;
  --shadow-xs: 0 1px 2px rgba(0,0,0,.05); --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
  --shadow: 0 4px 16px rgba(0,0,0,.08); --shadow-lg: 0 8px 32px rgba(0,0,0,.12); --shadow-xl: 0 20px 60px rgba(0,0,0,.16);
  --transition: .18s ease;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,'PingFang SC',sans-serif;background:var(--bg-page);color:var(--text-1);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary-dark)}
input,textarea,select,button{font-family:inherit;font-size:14px}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px}

/* ── TOPBAR ───────────────────────────────────────────── */
.topbar{position:fixed;top:0;left:var(--sidebar-w);right:0;z-index:100;height:var(--topbar-h);background:var(--bg-card);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;gap:16px;box-shadow:var(--shadow-xs);transition:left var(--transition)}
.topbar-center{flex:1;max-width:480px}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}

.search-box{position:relative}
.search-box i{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:13px}
.search-box input{width:100%;height:38px;padding:0 12px 0 36px;border:1.5px solid var(--border);border-radius:30px;background:var(--bg-page);outline:none;font-size:13px;color:var(--text-1);transition:var(--transition)}
.search-box input:focus{border-color:var(--primary);background:var(--bg-card);box-shadow:0 0 0 3px var(--primary-glow)}
.search-box input::placeholder{color:var(--text-3)}

.btn-upload-top{display:flex;align-items:center;gap:6px;height:36px;padding:0 16px;background:var(--primary);color:#fff;border-radius:var(--radius-sm);font-size:13px;font-weight:600;border:none;cursor:pointer;transition:var(--transition);box-shadow:0 2px 8px rgba(79,110,247,.35)}
.btn-upload-top:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 12px rgba(79,110,247,.45)}

.points-badge{display:flex;align-items:center;gap:5px;height:34px;padding:0 12px;background:linear-gradient(135deg,#fef3c7,#fde68a);border:1px solid rgba(245,158,11,.2);border-radius:20px;font-size:13px;font-weight:600;color:#92400e;cursor:pointer;transition:var(--transition);text-decoration:none}
.points-badge:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm);color:#92400e}

.user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--purple));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;cursor:pointer;border:2px solid var(--border);overflow:hidden;transition:var(--transition)}
.user-avatar:hover{border-color:var(--primary)}
.user-avatar img{width:100%;height:100%;object-fit:cover}

.user-dropdown{position:relative}
.dropdown-menu{display:none;position:absolute;right:0;top:calc(100% + 10px);width:210px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:6px;z-index:999;animation:dropIn .15s ease}
@keyframes dropIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.dropdown-menu.show{display:block}
.dropdown-header{padding:12px 14px 10px;border-bottom:1px solid var(--border-light);margin-bottom:4px}
.dropdown-header strong{font-size:14px;display:block;margin-bottom:2px}
.dropdown-header small{color:var(--text-3);font-size:12px}
.dropdown-menu a{display:flex;align-items:center;gap:10px;padding:9px 14px;border-radius:var(--radius-sm);color:var(--text-2);font-size:13px;transition:var(--transition)}
.dropdown-menu a:hover{background:var(--bg-hover);color:var(--primary)}
.dropdown-menu a i{width:16px;color:var(--text-3);font-size:13px}
.dropdown-menu a:hover i{color:var(--primary)}
.dropdown-divider{height:1px;background:var(--border-light);margin:4px 0}
.vip-badge{display:inline-flex;align-items:center;background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;font-size:10px;font-weight:700;padding:1px 7px;border-radius:10px}

/* ── SIDEBAR ───────────────────────────────────────────── */
.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);background:var(--sidebar-bg);display:flex;flex-direction:column;z-index:200}
.sidebar-logo{display:flex;align-items:center;gap:10px;height:var(--topbar-h);padding:0 20px;border-bottom:1px solid rgba(255,255,255,.06);flex-shrink:0}
.sidebar-logo .logo-icon{font-size:26px}
.sidebar-logo .logo-text{font-size:17px;font-weight:700;color:#fff;letter-spacing:-.3px}
.sidebar-nav{flex:1;padding:12px 10px;overflow-y:auto}
.nav-section-label{font-size:10px;font-weight:600;letter-spacing:1px;color:rgba(255,255,255,.25);text-transform:uppercase;padding:12px 12px 6px;display:block}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);color:var(--sidebar-text);font-size:13.5px;font-weight:500;margin-bottom:1px;cursor:pointer;transition:var(--transition);text-decoration:none;position:relative}
.nav-item:hover{background:var(--sidebar-hover);color:#fff}
.nav-item.active{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(79,110,247,.4)}
.nav-item i{width:18px;font-size:14px;text-align:center;flex-shrink:0}

.storage-widget{padding:16px 18px;border-top:1px solid rgba(255,255,255,.06);flex-shrink:0}
.storage-header{display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.4);margin-bottom:8px}
.storage-bar{height:5px;background:rgba(255,255,255,.1);border-radius:10px;overflow:hidden;margin-bottom:6px}
.storage-fill{height:100%;border-radius:10px;background:linear-gradient(90deg,var(--primary),#818cf8);transition:width .5s ease}
.storage-fill.warning{background:linear-gradient(90deg,#f59e0b,#ef4444)}
.storage-fill.danger{background:var(--danger)}
.storage-pct{font-size:11px;color:rgba(255,255,255,.3);margin-bottom:10px}
.btn-upgrade{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:8px;background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;border-radius:var(--radius-sm);font-size:12px;font-weight:600;cursor:pointer;border:none;transition:var(--transition);text-decoration:none}
.btn-upgrade:hover{opacity:.9;transform:translateY(-1px);color:#fff}

/* ── LAYOUT ────────────────────────────────────────────── */
.app-layout{margin-left:var(--sidebar-w);margin-top:var(--topbar-h);min-height:calc(100vh - var(--topbar-h))}
.main-content{padding:24px}

/* ── TOOLBAR ───────────────────────────────────────────── */
.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.breadcrumb{flex:1;display:flex;align-items:center;gap:6px;font-size:13px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--border)}
.breadcrumb a:last-child{color:var(--text-1);font-weight:600}
.toolbar-actions{display:flex;align-items:center;gap:8px}
.btn-icon{width:34px;height:34px;border-radius:var(--radius-sm);background:var(--bg-card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-2);transition:var(--transition);font-size:14px}
.btn-icon:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.view-toggle{display:flex;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.view-toggle a{display:flex;align-items:center;padding:7px 10px;color:var(--text-3);font-size:13px;transition:var(--transition)}
.view-toggle a.active{background:var(--primary);color:#fff}
.view-toggle a:hover:not(.active){background:var(--bg-hover);color:var(--primary)}
.toolbar-actions select{height:34px;padding:0 10px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text-2);cursor:pointer;outline:none}

/* ── ANNOUNCEMENT ──────────────────────────────────────── */
.announcement{display:flex;align-items:center;gap:10px;padding:11px 16px;margin-bottom:18px;background:linear-gradient(135deg,#eff6ff,#f0fdf4);border:1px solid #bfdbfe;border-radius:var(--radius);font-size:13px;color:#1e40af}
.announcement i{color:var(--primary)}
.announcement button{margin-left:auto;background:none;border:none;cursor:pointer;color:var(--text-3);font-size:16px;line-height:1;padding:0}

/* ── BATCH BAR ─────────────────────────────────────────── */
.batch-bar{display:flex;align-items:center;gap:10px;padding:10px 16px;margin-bottom:14px;background:var(--primary-light);border:1px solid #c7d2fe;border-radius:var(--radius);flex-wrap:wrap}
.batch-bar label{display:flex;align-items:center;gap:6px;font-size:13px}
.batch-bar #selectedCount{font-weight:600;color:var(--primary);font-size:13px}
.batch-bar button{display:flex;align-items:center;gap:5px;padding:5px 12px;border-radius:var(--radius-sm);border:none;cursor:pointer;font-size:12px;font-weight:500;background:var(--primary);color:#fff;transition:var(--transition)}
.batch-bar button:hover{background:var(--primary-dark)}
.batch-bar button:last-child{background:transparent;color:var(--text-2);border:1px solid var(--border)}

/* ── EMPTY STATE ───────────────────────────────────────── */
.empty-state{text-align:center;padding:80px 20px}
.empty-icon{width:88px;height:88px;margin:0 auto 20px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:36px}
.empty-state h3{font-size:16px;margin-bottom:8px}
.empty-state p{font-size:13px;color:var(--text-3);margin-bottom:20px}

/* ── FILE GRID ─────────────────────────────────────────── */
.file-container.grid-view{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.file-item.grid{position:relative;cursor:pointer;background:var(--bg-card);border:1.5px solid var(--border);border-radius:var(--radius-lg);padding:18px 12px 14px;text-align:center;transition:var(--transition);user-select:none}
.file-item.grid:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-2px)}
.file-item.grid.selected{border-color:var(--primary);background:var(--primary-light)}
.file-item.grid .grid-check{position:absolute;top:8px;left:8px;opacity:0;transition:var(--transition)}
.file-item.grid:hover .grid-check,.file-item.grid.selected .grid-check{opacity:1}
.file-icon-wrap{position:relative;margin-bottom:10px}
.file-icon{font-size:46px;display:block;line-height:1}
.file-thumb{width:100%;height:90px;object-fit:cover;border-radius:var(--radius-sm);display:block}
.star-badge{position:absolute;top:-4px;right:-4px;font-size:13px}
.file-name{font-size:12px;color:var(--text-1);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.4}
.file-meta{font-size:11px;color:var(--text-3);margin-top:3px}

/* ── FILE LIST ─────────────────────────────────────────── */
.file-container.list-view{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border);overflow:hidden;box-shadow:var(--shadow-xs)}
.file-list-header{display:grid;grid-template-columns:36px 1fr 100px 150px 130px;align-items:center;padding:10px 16px;background:var(--bg-page);border-bottom:1px solid var(--border);font-size:12px;color:var(--text-3);font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.file-item.list{display:grid;grid-template-columns:36px 1fr 100px 150px 130px;align-items:center;padding:11px 16px;border-bottom:1px solid var(--border-light);transition:var(--transition);cursor:pointer}
.file-item.list:last-child{border-bottom:none}
.file-item.list:hover{background:var(--bg-hover)}
.file-item.list.selected{background:var(--primary-light)}
.col-name{font-size:13.5px;font-weight:500}
.col-size,.col-time{font-size:12px;color:var(--text-3)}
.col-actions{display:flex;align-items:center;gap:2px}
.col-actions a{width:30px;height:30px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:13px;transition:var(--transition)}
.col-actions a:hover{background:var(--bg-page);color:var(--primary)}
.col-actions a.danger:hover{color:var(--danger)}

/* ── CONTEXT MENU ──────────────────────────────────────── */
.context-menu{display:none;position:fixed;z-index:9999;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-xl);padding:4px;min-width:172px;animation:dropIn .12s ease}
.context-menu.show{display:block}
.context-menu div{display:flex;align-items:center;gap:10px;padding:8px 14px;cursor:pointer;font-size:13px;color:var(--text-2);border-radius:var(--radius-sm);transition:var(--transition)}
.context-menu div:hover{background:var(--bg-hover);color:var(--primary)}
.context-menu div.danger:hover{color:var(--danger);background:#fef2f2}
.context-menu div i{width:16px;color:var(--text-3);font-size:13px}
.context-menu div:hover i{color:inherit}
.context-menu .divider{height:1px;background:var(--border-light);margin:3px 0;padding:0}

/* ── MODAL ─────────────────────────────────────────────── */
.modal-overlay{display:none;position:fixed;inset:0;z-index:1000;background:rgba(15,23,42,.5);backdrop-filter:blur(4px);align-items:center;justify-content:center;padding:20px}
.modal-overlay.show{display:flex}
.modal{background:var(--bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:100%;max-width:500px;max-height:90vh;display:flex;flex-direction:column;animation:modalIn .2s ease;border:1px solid var(--border)}
@keyframes modalIn{from{opacity:0;transform:scale(.96) translateY(-8px)}to{opacity:1;transform:scale(1) translateY(0)}}
.small-modal{max-width:380px}
.share-modal{max-width:480px}
.pay-modal{max-width:520px}
.preview-modal{max-width:min(90vw,860px)}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 16px;border-bottom:1px solid var(--border-light)}
.modal-header h3{font-size:16px;font-weight:700}
.modal-header button{width:30px;height:30px;border-radius:50%;background:var(--bg-page);border:none;cursor:pointer;font-size:16px;color:var(--text-3);display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.modal-header button:hover{background:var(--border);color:var(--text-1)}
.modal-body{padding:20px 24px;flex:1;overflow-y:auto}
.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:16px 24px;border-top:1px solid var(--border-light)}
.preview-body{min-height:300px;display:flex;align-items:center;justify-content:center}

/* ── UPLOAD ────────────────────────────────────────────── */
.upload-modal{max-width:560px}
.upload-area{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:40px 20px;text-align:center;transition:var(--transition);cursor:pointer;background:var(--bg-page)}
.upload-area:hover,.upload-area.dragging{border-color:var(--primary);background:var(--primary-light)}
.upload-icon{font-size:48px;margin-bottom:12px}
.upload-area p{color:var(--text-2);margin-bottom:8px;font-size:14px}
.upload-hint{font-size:12px !important;color:var(--text-3) !important}
.upload-list{max-height:240px;overflow-y:auto;padding:0;margin-top:8px}
.upload-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);background:var(--bg-page);margin-top:6px;border:1px solid var(--border-light)}
.upload-item .name{flex:1;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-1)}
.upload-item .size{font-size:12px;color:var(--text-3);white-space:nowrap}
.progress-bar{height:4px;background:var(--border);border-radius:2px;overflow:hidden;width:80px}
.progress-fill{height:100%;background:var(--primary);border-radius:2px;transition:width .3s}
.status-done{color:var(--success);font-size:12px}
.status-error{color:var(--danger);font-size:12px}

/* ── BUTTONS ───────────────────────────────────────────── */
.btn-primary{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 18px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;transition:var(--transition);box-shadow:0 2px 6px rgba(79,110,247,.3)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 12px rgba(79,110,247,.4)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-secondary{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 18px;background:var(--bg-card);color:var(--text-2);border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition)}
.btn-secondary:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.btn-small{display:inline-flex;align-items:center;gap:4px;height:28px;padding:0 10px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:12px;font-weight:500;cursor:pointer;transition:var(--transition)}
.btn-small:hover{background:var(--primary-dark)}

/* ── FORMS ─────────────────────────────────────────────── */
.input-full{width:100%;height:40px;padding:0 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text-1);outline:none;transition:var(--transition)}
.input-full:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}
.copy-row{display:flex;gap:8px}
.copy-row input{flex:1;height:38px;padding:0 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-page);color:var(--text-2);font-size:13px;outline:none}
.copy-row button{height:38px;padding:0 14px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;font-weight:500;transition:var(--transition)}
.copy-row button:hover{background:var(--primary-dark)}

/* ── SHARE MODAL — download type ───────────────────────── */
.share-options{display:flex;flex-direction:column;gap:12px;margin-bottom:14px}
.share-options label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2)}
.share-options select,.share-options input[type=number]{border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:6px 10px;outline:none;background:var(--bg-card);transition:var(--transition)}
.share-options select:focus,.share-options input[type=number]:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}

.dl-type-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}
.dl-type-card{position:relative;cursor:pointer}
.dl-type-card input[type=radio]{display:none}
.dl-type-card .card-body{border:2px solid var(--border);border-radius:var(--radius);padding:12px;transition:var(--transition);display:flex;flex-direction:column;gap:3px}
.dl-type-card input:checked + .card-body{border-color:var(--primary);background:var(--primary-light)}
.dl-type-card .card-body:hover{border-color:#a5b4fc}
.dl-type-icon{font-size:20px}
.dl-type-name{font-size:13px;font-weight:600;color:var(--text-1)}
.dl-type-desc{font-size:11px;color:var(--text-3)}

.dl-condition{margin-top:12px;padding:14px;background:var(--bg-page);border-radius:var(--radius)}
.dl-condition label{font-size:13px;color:var(--text-2);display:block;margin-bottom:6px}
.dl-condition input,.dl-condition select{width:100%;height:38px;padding:0 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);outline:none;transition:var(--transition)}
.dl-condition input:focus,.dl-condition select:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}

.share-link-box{background:var(--bg-page);border-radius:var(--radius);padding:16px;margin-top:8px}
.share-link-box p{font-size:12px;color:var(--text-3);margin-bottom:6px}

/* ── ALERTS ────────────────────────────────────────────── */
.alert{display:flex;align-items:center;gap:8px;padding:11px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:13px}
.alert-error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}
.alert-success{background:#f0fdf4;border:1px solid #a7f3d0;color:#065f46}
.alert-info{background:var(--primary-light);border:1px solid #c7d2fe;color:#3730a3}
.alert-warning{background:#fffbeb;border:1px solid #fde68a;color:#92400e}

.toast-container{position:fixed;top:72px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px;pointer-events:none}
.toast{background:var(--bg-card);border-radius:var(--radius);padding:12px 16px;box-shadow:var(--shadow-lg);border:1px solid var(--border);display:flex;align-items:center;gap:10px;font-size:13px;min-width:220px;max-width:360px;pointer-events:all;animation:toastIn .25s ease}
@keyframes toastIn{from{opacity:0;transform:translateX(60px)}to{opacity:1;transform:translateX(0)}}
.toast.success{border-left:4px solid var(--success)}
.toast.error{border-left:4px solid var(--danger)}
.toast.info{border-left:4px solid var(--primary)}
.toast.warning{border-left:4px solid var(--warning)}

/* ── POINTS PAGE ───────────────────────────────────────── */
.points-page{background:var(--bg-page);min-height:100vh}
.points-hero{background:linear-gradient(135deg,#0f172a 0%,#1e293b 50%,#0f172a 100%);padding:52px 24px 72px;text-align:center;color:#fff;position:relative;overflow:hidden}
.points-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(79,110,247,.2),transparent 60%),radial-gradient(circle at 70% 50%,rgba(139,92,246,.2),transparent 60%)}
.points-hero-content{position:relative;z-index:1;max-width:560px;margin:0 auto}
.points-hero h1{font-size:32px;font-weight:800;margin-bottom:10px;letter-spacing:-.5px}
.points-hero p{font-size:16px;opacity:.75;margin-bottom:24px}
.points-balance-card{display:inline-flex;align-items:center;gap:14px;background:rgba(255,255,255,.1);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-xl);padding:16px 28px}
.points-balance-card .bal-icon{font-size:32px}
.points-balance-card .bal-num{font-size:36px;font-weight:800;line-height:1}
.points-balance-card .bal-label{font-size:13px;opacity:.7;margin-top:2px}

.points-plans-section{max-width:960px;margin:-32px auto 0;padding:0 24px 48px;position:relative}
.plans-grid-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:32px}

.point-plan-card{background:var(--bg-card);border-radius:var(--radius-lg);border:2px solid var(--border);padding:22px 18px;text-align:center;cursor:pointer;transition:var(--transition);position:relative;overflow:hidden}
.point-plan-card:hover{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.point-plan-card.popular{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}
.point-plan-card .pop-badge{position:absolute;top:0;right:0;background:var(--primary);color:#fff;font-size:11px;font-weight:700;padding:4px 12px;border-radius:0 var(--radius-lg) 0 var(--radius-lg)}
.point-plan-card .plan-pts{font-size:28px;font-weight:800;color:var(--text-1);margin-bottom:2px}
.point-plan-card .plan-pts-label{font-size:12px;color:var(--text-3);margin-bottom:10px}
.point-plan-card .plan-bonus{display:inline-block;background:linear-gradient(135deg,#fef3c7,#fde68a);color:#92400e;font-size:11px;font-weight:600;padding:3px 10px;border-radius:20px;margin-bottom:12px}
.point-plan-card .plan-price{font-size:22px;font-weight:800;color:var(--primary);margin-bottom:14px}
.point-plan-card .plan-price span{font-size:14px}
.btn-buy-points{width:100%;height:38px;border:none;border-radius:var(--radius-sm);background:var(--primary);color:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:var(--transition)}
.btn-buy-points:hover{background:var(--primary-dark)}
.point-plan-card.popular .btn-buy-points{background:linear-gradient(135deg,var(--primary),var(--purple));box-shadow:0 4px 12px rgba(79,110,247,.4)}

.points-log{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border);overflow:hidden}
.points-log-item{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--border-light)}
.points-log-item:last-child{border-bottom:none}
.log-icon{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.log-icon.plus{background:#f0fdf4}
.log-icon.minus{background:#fef2f2}
.log-desc{flex:1}
.log-desc .title{font-size:13.5px;font-weight:500;margin-bottom:2px}
.log-desc .time{font-size:12px;color:var(--text-3)}
.log-pts.plus{font-size:15px;font-weight:700;color:var(--success)}
.log-pts.minus{font-size:15px;font-weight:700;color:var(--danger)}

/* ── AUTH PAGE ─────────────────────────────────────────── */
.auth-page{min-height:100vh;display:flex;background:linear-gradient(135deg,#0f172a 0%,#1e293b 60%,#0f172a 100%);position:relative;overflow:hidden}
.auth-page::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(79,110,247,.15),transparent 50%),radial-gradient(circle at 80% 20%,rgba(139,92,246,.1),transparent 40%)}
.auth-container{display:flex;align-items:center;justify-content:center;width:100%;padding:40px 20px;position:relative;z-index:1}
.auth-card{background:rgba(255,255,255,.97);border-radius:var(--radius-xl);padding:44px 40px;width:100%;max-width:420px;box-shadow:var(--shadow-xl)}
.auth-logo{text-align:center;margin-bottom:32px}
.auth-logo span{font-size:52px;display:block;margin-bottom:10px}
.auth-logo h1{font-size:24px;font-weight:800;color:var(--text-1);letter-spacing:-.5px}
.auth-logo p{font-size:13px;color:var(--text-3);margin-top:4px}
.auth-tabs{display:flex;background:var(--bg-page);border-radius:var(--radius);padding:4px;margin-bottom:28px}
.auth-tabs a{flex:1;text-align:center;padding:9px;border-radius:var(--radius-sm);color:var(--text-3);font-weight:600;font-size:14px;transition:var(--transition)}
.auth-tabs a.active{background:var(--bg-card);color:var(--primary);box-shadow:var(--shadow-sm)}
.auth-form{display:flex;flex-direction:column;gap:16px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group label{font-size:13px;font-weight:600;color:var(--text-2);display:flex;align-items:center;gap:6px}
.form-group input{height:44px;padding:0 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text-1);outline:none;transition:var(--transition);width:100%}
.form-group input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}
.input-pwd{position:relative}
.input-pwd input{width:100%;padding-right:44px}
.input-pwd button{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--text-3);font-size:14px}
.form-row-inline{display:flex;align-items:center;justify-content:space-between}
.checkbox-label{display:flex;align-items:center;gap:6px;font-size:13px;cursor:pointer;color:var(--text-2)}
.link-small{font-size:13px;color:var(--primary)}
.btn-auth{height:46px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:700;cursor:pointer;transition:var(--transition);box-shadow:0 4px 12px rgba(79,110,247,.35)}
.btn-auth:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 6px 16px rgba(79,110,247,.45)}
.auth-footer{text-align:center;margin-top:20px;font-size:12px;color:var(--text-3)}

/* ── VIP PAGE ──────────────────────────────────────────── */
.vip-page{background:var(--bg-page)}
.vip-hero{background:linear-gradient(135deg,#0f172a,#1e293b);padding:52px 24px 72px;text-align:center;color:#fff;position:relative;overflow:hidden}
.vip-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(245,158,11,.1),transparent 50%),radial-gradient(ellipse at 80% 50%,rgba(239,68,68,.08),transparent 50%)}
.vip-hero-content{position:relative;z-index:1}
.vip-hero h1{font-size:38px;font-weight:800;letter-spacing:-.8px;margin-bottom:12px}
.vip-hero p{font-size:17px;opacity:.75}
.current-vip-bar{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);backdrop-filter:blur(8px);border-radius:30px;padding:10px 22px;margin-top:20px;font-size:14px}

.vip-container{max-width:1060px;margin:-32px auto 0;padding:0 20px 60px;position:relative}
.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:40px}
.plan-card{background:var(--bg-card);border-radius:var(--radius-xl);border:2px solid var(--border);padding:26px 20px;position:relative;transition:var(--transition);box-shadow:var(--shadow-xs)}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.plan-card.popular{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary),var(--shadow)}
.plan-card.svip{border-color:var(--gold)}
.plan-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;padding:4px 16px;border-radius:20px;font-size:12px;font-weight:700;white-space:nowrap}
.svip-badge{background:linear-gradient(135deg,var(--gold),#ef4444)}
.plan-header{text-align:center;margin-bottom:18px}
.plan-header h3{font-size:16px;font-weight:700;margin-bottom:10px}
.plan-price{display:flex;align-items:baseline;justify-content:center;gap:1px}
.price-symbol{font-size:18px;font-weight:700;color:var(--primary)}
.price-amount{font-size:40px;font-weight:800;color:var(--primary);line-height:1}
.price-period{font-size:13px;color:var(--text-3)}
.plan-features{margin-bottom:18px}
.feature{display:flex;align-items:center;gap:8px;padding:7px 0;font-size:13px;color:var(--text-2);border-bottom:1px solid var(--border-light)}
.feature:last-child{border-bottom:none}
.feature i{color:var(--success);font-size:12px;flex-shrink:0}
.btn-buy{width:100%;height:42px;border:none;border-radius:var(--radius-sm);background:var(--primary);color:#fff;font-size:14px;font-weight:700;cursor:pointer;transition:var(--transition);box-shadow:0 4px 12px rgba(79,110,247,.3)}
.btn-buy:hover{background:var(--primary-dark);transform:translateY(-1px)}
.plan-card.svip .btn-buy{background:linear-gradient(135deg,var(--gold),#ef4444);box-shadow:0 4px 12px rgba(245,158,11,.35)}

.compare-table{background:var(--bg-card);border-radius:var(--radius-xl);border:1px solid var(--border);overflow:hidden}
.compare-table h2{padding:24px 28px 0;font-size:20px;font-weight:700}
.compare-table table{width:100%;border-collapse:collapse;margin-top:16px}
.compare-table th,.compare-table td{padding:13px 20px;text-align:center;border-bottom:1px solid var(--border-light);font-size:13.5px}
.compare-table th{background:var(--bg-page);font-weight:700;font-size:13px;color:var(--text-2)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody tr:hover td{background:var(--bg-hover)}
.compare-table td:first-child{text-align:left;font-weight:500}

/* ── PAY METHODS ───────────────────────────────────────── */
.pay-amount{font-size:18px;margin-bottom:20px;text-align:center}
.pay-amount strong{font-size:32px;color:var(--danger);font-weight:800}
.pay-methods h4{font-size:14px;font-weight:600;margin-bottom:10px;color:var(--text-1)}
.pay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.pay-method{border:2px solid var(--border);border-radius:var(--radius);padding:12px 8px;cursor:pointer;text-align:center;transition:var(--transition);display:flex;flex-direction:column;align-items:center;gap:6px}
.pay-method input[type=radio]{display:none}
.pay-method.selected{border-color:var(--primary);background:var(--primary-light)}
.pay-method:has(input:checked){border-color:var(--primary);background:var(--primary-light)}
.pay-method:hover{border-color:#a5b4fc}
.pay-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center}
.pay-icon svg{width:28px;height:28px}
.pay-method span:last-child{font-size:12px;font-weight:500;color:var(--text-2)}

/* ── SHARE PUBLIC PAGE ─────────────────────────────────── */
.share-body-wrap{min-height:100vh;background:linear-gradient(135deg,#f0f4ff 0%,#faf5ff 100%);display:flex;align-items:center;justify-content:center;padding:24px}
.share-card{background:var(--bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:100%;max-width:540px;border:1px solid var(--border);overflow:hidden}
.share-card-head{background:linear-gradient(135deg,var(--primary),var(--purple));padding:32px 28px;color:#fff;text-align:center}
.share-card-head .file-emoji{font-size:56px;margin-bottom:10px;display:block}
.share-card-head .file-title{font-size:18px;font-weight:700;word-break:break-all;margin-bottom:6px}
.share-card-head .file-meta{font-size:13px;opacity:.8}
.share-card-body{padding:24px 28px}

.dl-type-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:16px}
.dl-type-badge.free{background:#f0fdf4;color:var(--success);border:1px solid #a7f3d0}
.dl-type-badge.slow{background:var(--primary-light);color:var(--primary);border:1px solid #c7d2fe}
.dl-type-badge.points{background:#fffbeb;color:#92400e;border:1px solid #fde68a}
.dl-type-badge.vip{background:#f5f3ff;color:#5b21b6;border:1px solid #ddd6fe}

.extract-form input{width:100%;height:52px;border:2px solid var(--border);border-radius:var(--radius);font-size:22px;letter-spacing:8px;text-align:center;outline:none;transition:var(--transition);color:var(--text-1);background:var(--bg-page);margin-bottom:12px}
.extract-form input:focus{border-color:var(--primary);background:var(--bg-card);box-shadow:0 0 0 3px var(--primary-glow)}
.btn-extract{width:100%;height:46px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:700;cursor:pointer;transition:var(--transition)}
.btn-extract:hover{background:var(--primary-dark)}

.share-file-row{display:flex;align-items:center;gap:14px;padding:14px;border:1.5px solid var(--border);border-radius:var(--radius);margin-bottom:10px;transition:var(--transition)}
.share-file-row:hover{border-color:var(--primary);background:var(--bg-hover)}
.file-icon-lg{font-size:36px;flex-shrink:0}
.file-info-block{flex:1;overflow:hidden}
.file-info-block .fn{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-info-block .fs{font-size:12px;color:var(--text-3);margin-top:2px}
.btn-dl{display:inline-flex;align-items:center;gap:6px;padding:7px 18px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;text-decoration:none;transition:var(--transition)}
.btn-dl:hover{background:var(--primary-dark);color:#fff}
.btn-dl.points-dl{background:linear-gradient(135deg,#f59e0b,#d97706)}
.btn-dl.vip-dl{background:linear-gradient(135deg,var(--purple),var(--primary))}
.save-tip{background:var(--primary-light);border:1px solid #c7d2fe;border-radius:var(--radius);padding:12px 16px;text-align:center;font-size:13px;color:#3730a3;margin-top:14px}

.points-insufficient{background:#fffbeb;border:1px solid #fde68a;border-radius:var(--radius);padding:16px;text-align:center;margin-top:8px}
.points-insufficient .pi-icon{font-size:36px;margin-bottom:8px}
.points-insufficient .pi-title{font-size:15px;font-weight:700;margin-bottom:4px;color:var(--text-1)}
.points-insufficient .pi-sub{font-size:13px;color:var(--text-3);margin-bottom:12px}
.vip-required-block{background:linear-gradient(135deg,#fffbeb,#fef3c7);border:1px solid #fde68a;border-radius:var(--radius);padding:20px;text-align:center;margin-top:8px}
.vrb-icon{font-size:40px;margin-bottom:10px}
.vrb-title{font-size:15px;font-weight:700;margin-bottom:6px}
.vrb-sub{font-size:13px;color:var(--text-3);margin-bottom:14px}

/* ── RESPONSIVE ────────────────────────────────────────── */
@media(max-width:768px){
  :root{--sidebar-w:0px}
  .sidebar{transform:translateX(-100%);width:240px}
  .topbar{left:0}
  .app-layout{margin-left:0}
  .topbar-center{display:none}
  .file-container.grid-view{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}
  .plans-grid{grid-template-columns:1fr 1fr}
  .pay-grid{grid-template-columns:repeat(2,1fr)}
  .dl-type-grid{grid-template-columns:1fr 1fr}
  .auth-card{padding:32px 24px}
  .plans-grid-points{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .plans-grid{grid-template-columns:1fr}
  .auth-card{padding:28px 20px}
  .share-card-body{padding:20px}
}