/* ============================================================
   MAXBRIDGE DASHBOARD — app.css
   Requires: fonts loaded in HTML (Inter)
   ============================================================ */

/* 1. TOKENS */
:root {
  --tg:            #229ED9;
  --max:           #7C3AED;
  --grad:          linear-gradient(135deg,#229ED9 0%,#7C3AED 100%);
  --grad-h:        linear-gradient(135deg,#1C8BC1 0%,#6D28D9 100%);

  --success:       #10B981; --success-bg: #D1FAE5;
  --warning:       #F59E0B; --warning-bg: #FEF3C7;
  --error:         #EF4444; --error-bg:   #FEE2E2;

  /* Light */
  --bg:            #F1F5F9;
  --surface:       #FFFFFF;
  --surface-h:     #F8FAFC;
  --border:        #E2E8F0;
  --txt:           #0F172A;
  --txt2:          #64748B;
  --inv:           #FFFFFF;

  --sh-sm: 0 1px 3px rgba(0,0,0,.06);
  --sh-md: 0 4px 12px rgba(0,0,0,.08);
  --sh-lg: 0 12px 24px rgba(0,0,0,.10);

  --r-sm:  6px;
  --r-md:  12px;
  --r-lg:  20px;
  --r-xl:  24px;
  --r-f:   9999px;

  --sidebar-w: 256px;
  --topbar-h:  64px;
}

/* Dark */
[data-theme=dark]{
  --bg:       #0B0F19;
  --surface:  #1E293B;
  --surface-h:#263045;
  --border:   #334155;
  --txt:      #F1F5F9;
  --txt2:     #94A3B8;
  --sh-sm: 0 1px 3px rgba(0,0,0,.3);
  --sh-md: 0 4px 12px rgba(0,0,0,.4);
  --sh-lg: 0 12px 24px rgba(0,0,0,.5);
}

/* 2. RESET */
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--txt);line-height:1.5;transition:background .3s,color .3s;}
a{text-decoration:none;color:inherit;}
button{font-family:inherit;cursor:pointer;}
input,textarea{font-family:inherit;}

/* 3. LAYOUT SHELL */
.app-shell{display:flex;min-height:100vh;}

/* ── SIDEBAR ── */
.sidebar{
  width:var(--sidebar-w);flex-shrink:0;
  background:var(--surface);border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  position:fixed;top:0;left:0;height:100vh;
  z-index:40;transition:transform .3s,background .3s;
  overflow:hidden;
}
.sidebar-logo{
  display:flex;align-items:center;
  padding:20px 20px 16px;
  border-bottom:1px solid var(--border);
}
.sidebar-logo-img{height:32px;width:auto;display:block;max-width:none;}

.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px;overflow-y:auto;}
.nav-item{
  display:flex;align-items:center;gap:12px;
  padding:10px 12px;border-radius:var(--r-md);
  font-size:14px;font-weight:500;color:var(--txt2);
  transition:all .15s;cursor:pointer;border:none;background:none;width:100%;text-align:left;
}
.nav-item svg{flex-shrink:0;color:var(--txt2);}
.nav-item:hover{background:var(--surface-h);color:var(--txt);}
.nav-item:hover svg{color:var(--txt);}
.nav-item.active{background:rgba(124,58,237,.1);color:var(--max);font-weight:600;}
.nav-item.active svg{color:var(--max);}

/* Тариф-виджет */
.sidebar-plan{
  margin:12px;background:var(--surface-h);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:16px;
}
.plan-label{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--txt2);margin-bottom:6px;font-weight:600;}
.plan-name{font-size:15px;font-weight:700;margin-bottom:4px;}
.plan-usage{font-size:12px;color:var(--txt2);margin-bottom:12px;}
.plan-bar{height:4px;background:var(--border);border-radius:var(--r-f);overflow:hidden;margin-bottom:12px;}
.plan-bar-fill{height:100%;background:var(--grad);border-radius:var(--r-f);width:0%;}
.btn-upgrade{
  display:block;width:100%;text-align:center;
  padding:9px;border-radius:var(--r-md);
  background:var(--grad);color:#fff;font-size:13px;font-weight:600;
  border:none;transition:all .2s;
}
.btn-upgrade:hover{background:var(--grad-h);transform:translateY(-1px);}

/* ── TOP BAR ── */
.topbar{
  position:fixed;top:0;left:var(--sidebar-w);right:0;height:var(--topbar-h);
  background:var(--surface);border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;z-index:30;transition:background .3s,left .3s;
}
.topbar-title{font-size:18px;font-weight:700;}
.topbar-right{display:flex;align-items:center;gap:12px;}

/* Аватар пользователя */
.user-pill{
  display:flex;align-items:center;gap:8px;
  padding:6px 12px 6px 6px;border-radius:var(--r-f);
  background:var(--surface-h);border:1px solid var(--border);
  font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;
}
.user-pill:hover{border-color:var(--max);}
.user-ava{width:28px;height:28px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;}

/* Dark toggle */
.theme-toggle{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--border);
  background:var(--surface-h);display:flex;align-items:center;justify-content:center;
  color:var(--txt2);transition:all .2s;
}
.theme-toggle:hover{border-color:var(--max);color:var(--max);}

/* ── MAIN CONTENT ── */
.main-content{
  margin-left:var(--sidebar-w);margin-top:var(--topbar-h);
  flex:1;padding:28px;min-height:calc(100vh - var(--topbar-h));
}

/* ── SCREEN VIEWS ── */
.view{display:none;}
.view.active{display:block;}

/* 4. ТАРИФ-БАННЕР */
.plan-banner{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--warning-bg);border:1px solid var(--warning);
  border-radius:var(--r-md);padding:12px 20px;margin-bottom:24px;
}
[data-theme=dark] .plan-banner{background:rgba(245,158,11,.12);}
.plan-banner-text{font-size:14px;color:var(--warning);font-weight:500;}
.btn-sm{padding:7px 16px;border-radius:var(--r-md);font-size:13px;font-weight:600;border:none;transition:all .2s;}
.btn-pro{background:var(--warning);color:#fff;}
.btn-pro:hover{background:#D97706;}

/* 5. PAGE HEADER */
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.page-title{font-size:22px;font-weight:700;}

/* 6. КНОПКИ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--r-md);font-size:14px;font-weight:600;border:none;transition:all .2s;cursor:pointer;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 12px rgba(124,58,237,.25);}
.btn-primary:hover{background:var(--grad-h);transform:translateY(-1px);}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--txt);}
.btn-outline:hover{background:var(--surface-h);border-color:var(--txt2);}
.btn-danger{background:transparent;border:1px solid var(--error);color:var(--error);}
.btn-danger:hover{background:var(--error-bg);}
.btn-icon{width:36px;height:36px;padding:0;background:transparent;border:1px solid var(--border);border-radius:var(--r-md);color:var(--txt2);}
.btn-icon:hover{background:var(--surface-h);color:var(--txt);}

/* 7. EMPTY STATE */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:80px 24px;text-align:center;
}
.empty-icon{
  width:80px;height:80px;border-radius:50%;
  background:rgba(124,58,237,.08);border:2px dashed rgba(124,58,237,.3);
  display:flex;align-items:center;justify-content:center;
  color:var(--max);margin-bottom:24px;
}
.empty-title{font-size:20px;font-weight:600;margin-bottom:8px;}
.empty-desc{font-size:15px;color:var(--txt2);max-width:380px;margin-bottom:28px;}

/* 8. BRIDGE CARDS GRID */
.bridges-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px;}
.bridge-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:24px;
  box-shadow:var(--sh-sm);transition:all .2s;position:relative;overflow:hidden;
}
.bridge-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--grad);opacity:0;transition:opacity .2s;
}
.bridge-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);}
.bridge-card:hover::before{opacity:1;}

.bridge-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px;}
.bridge-info{display:flex;flex-direction:column;gap:6px;}
.bridge-name{font-size:15px;font-weight:600;color:var(--txt);}

/* Статусы */
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--r-f);font-size:12px;font-weight:500;width:max-content;}
.badge-dot{width:6px;height:6px;border-radius:50%;}
.badge-active{background:var(--success-bg);color:var(--success);}
.badge-active .badge-dot{background:var(--success);}
.badge-warning{background:var(--warning-bg);color:var(--warning);}
.badge-warning .badge-dot{background:var(--warning);}
.badge-paused{background:var(--surface-h);color:var(--txt2);border:1px solid var(--border);}
.badge-paused .badge-dot{background:var(--txt2);}

/* Dropdown */
.dropdown{position:relative;}
.dropdown-trigger{background:none;border:none;color:var(--txt2);padding:4px;border-radius:var(--r-sm);cursor:pointer;transition:all .2s;}
.dropdown-trigger:hover{background:var(--surface-h);color:var(--txt);}
.dropdown-menu{
  display:none;position:absolute;right:0;top:calc(100% + 4px);
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-md);min-width:180px;box-shadow:var(--sh-md);
  padding:6px;z-index:20;
}
.dropdown-menu.open{display:block;}
.dd-item{display:flex;align-items:center;gap:10px;width:100%;padding:8px 12px;border:none;background:none;color:var(--txt);font-size:13px;border-radius:var(--r-sm);cursor:pointer;transition:background .15s;}
.dd-item:hover{background:var(--surface-h);}
.dd-item.danger{color:var(--error);}
.dd-item.danger:hover{background:var(--error-bg);}
.dd-sep{height:1px;background:var(--border);margin:4px 0;}

/* Статы в карточке */
.bridge-stats{display:flex;gap:24px;padding:14px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-bottom:14px;}
.stat{display:flex;flex-direction:column;gap:2px;}
.stat-label{font-size:11px;color:var(--txt2);text-transform:uppercase;letter-spacing:.3px;}
.stat-value{font-size:14px;font-weight:600;}

/* Токен */
.token-section{margin-top:14px;}
.token-label{font-size:12px;color:var(--txt2);margin-bottom:6px;display:block;}
.token-box{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--bg);border:1px solid var(--border);
  padding:8px 12px;border-radius:var(--r-sm);
}
.token-code{font-family:'Courier New',monospace;font-size:12px;color:var(--txt);user-select:all;}
.copy-btn{background:none;border:none;color:var(--txt2);padding:4px;border-radius:4px;transition:all .2s;display:flex;}
.copy-btn:hover{background:var(--surface-h);color:var(--max);}

/* 9. MIGRATION MODULE */
.migration-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.migration-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-sm);}
.migration-card-title{font-size:16px;font-weight:600;margin-bottom:6px;}
.migration-card-desc{font-size:13px;color:var(--txt2);margin-bottom:20px;}

.dropzone{
  border:2px dashed var(--border);border-radius:var(--r-md);
  padding:40px 24px;text-align:center;background:var(--bg);
  transition:all .3s;cursor:pointer;
}
.dropzone:hover,.dropzone.over{border-color:var(--max);background:rgba(124,58,237,.04);}
.dz-icon{color:var(--tg);margin-bottom:12px;}
.dz-title{font-size:15px;font-weight:600;margin-bottom:6px;}
.dz-desc{font-size:13px;color:var(--txt2);margin-bottom:10px;}
.dz-limit{font-size:12px;color:var(--txt2);background:var(--surface);border:1px solid var(--border);padding:3px 12px;border-radius:var(--r-f);}

.progress-box{margin-top:16px;}
.prog-row{display:flex;justify-content:space-between;font-size:13px;margin-bottom:8px;}
.prog-track{height:8px;background:var(--border);border-radius:var(--r-f);overflow:hidden;}
.prog-fill{height:100%;width:0%;background:var(--grad);border-radius:var(--r-f);transition:width .3s;}
.prog-status{font-size:12px;color:var(--txt2);margin-top:6px;}

/* Terminal */
.terminal{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--border);}
.terminal-head{
  display:flex;align-items:center;justify-content:space-between;
  background:#1E293B;padding:10px 14px;
}
.t-dots span{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;}
.t-dots span:nth-child(1){background:#EF4444;}
.t-dots span:nth-child(2){background:#F59E0B;}
.t-dots span:nth-child(3){background:#10B981;}
.t-title{color:#94A3B8;font-size:12px;font-family:monospace;}
.t-stop{background:none;border:1px solid #EF4444;color:#EF4444;padding:3px 10px;font-size:11px;border-radius:4px;}
.t-stop:hover{background:rgba(239,68,68,.1);}
.terminal-body{
  height:220px;overflow-y:auto;padding:14px;
  font-family:'Courier New',monospace;font-size:12px;background:#0F172A;line-height:1.6;
}
.log-row{display:flex;gap:10px;margin-bottom:3px;}
.log-time{color:#64748B;}
.log-row.info .log-msg{color:#E2E8F0;}
.log-row.ok   .log-msg{color:#10B981;}
.log-row.err  .log-msg{color:#EF4444;}

/* 10. SETTINGS */
.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.settings-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-sm);}
.settings-card-title{font-size:16px;font-weight:600;margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--border);}
.form-group{margin-bottom:18px;}
.form-label{display:block;font-size:13px;font-weight:500;margin-bottom:6px;}
.form-input{
  width:100%;padding:10px 14px;background:var(--bg);border:1px solid var(--border);
  border-radius:var(--r-md);font-size:14px;color:var(--txt);transition:all .2s;
}
.form-input:focus{outline:none;border-color:var(--max);box-shadow:0 0 0 3px rgba(124,58,237,.12);}
.form-input:disabled{opacity:.6;cursor:not-allowed;}
.danger-zone{background:var(--error-bg);border:1px solid var(--error);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-sm);}
[data-theme=dark] .danger-zone{background:rgba(239,68,68,.08);}
.danger-title{font-size:16px;font-weight:600;color:var(--error);margin-bottom:8px;}
.danger-desc{font-size:14px;color:var(--txt2);margin-bottom:16px;}

/* 11. MODAL */
.modal-backdrop{
  position:fixed;inset:0;z-index:50;
  display:flex;align-items:center;justify-content:center;
  background:rgba(15,23,42,.45);backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;transition:all .25s;
}
.modal-backdrop.open{opacity:1;visibility:visible;}
.modal-backdrop.open .modal{transform:scale(1) translateY(0);}
.modal{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);
  padding:0;width:100%;max-width:460px;box-shadow:var(--sh-lg);
  transform:scale(.95) translateY(16px);transition:transform .3s cubic-bezier(.16,1,.3,1);overflow:hidden;
}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:22px 28px 16px;border-bottom:1px solid var(--border);}
.modal-title{font-size:17px;font-weight:600;}
.modal-close{background:none;border:none;color:var(--txt2);padding:4px;border-radius:var(--r-sm);transition:all .2s;}
.modal-close:hover{background:var(--surface-h);color:var(--txt);}
.modal-body{padding:22px 28px;}
.modal-footer{padding:14px 28px 22px;display:flex;justify-content:flex-end;gap:10px;}

/* Platform picker */
.platform-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px;}
.platform-card{cursor:pointer;display:block;}
.platform-card input{display:none;}
.platform-content{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--bg);transition:all .2s;}
.platform-card:hover .platform-content{border-color:var(--txt2);}
.platform-card input:checked + .platform-content{border-color:var(--max);background:rgba(124,58,237,.05);box-shadow:0 0 0 1px var(--max);}
.plat-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:var(--surface);box-shadow:var(--sh-sm);border:1px solid var(--border);}
.plat-name{font-size:13px;font-weight:500;}

/* 12. TOAST */
.toast-container{position:fixed;bottom:24px;right:24px;display:flex;flex-direction:column;gap:10px;z-index:100;}
.toast{
  display:flex;align-items:center;gap:12px;
  padding:12px 18px;border-radius:var(--r-md);
  background:var(--surface);border:1px solid var(--border);
  box-shadow:var(--sh-md);font-size:13px;font-weight:500;
  animation:slide-in .3s ease;min-width:260px;
}
.toast.ok{border-left:3px solid var(--success);}
.toast.err{border-left:3px solid var(--error);}
.toast-icon-ok{color:var(--success);}
.toast-icon-err{color:var(--error);}
@keyframes slide-in{from{transform:translateX(100%);opacity:0;}to{transform:translateX(0);opacity:1;}}

/* 13. CONFIRM MODAL */
.confirm-modal .modal{max-width:400px;}

/* 14. RESPONSIVE */
@media(max-width:900px){
  .sidebar{transform:translateX(-100%);}
  .sidebar.open{transform:translateX(0);}
  .topbar{left:0;}
  .main-content{margin-left:0;}
  .bridges-grid,.migration-grid,.settings-grid{grid-template-columns:1fr;}
}

/* Login / Register (separate) */
.auth-shell{min-height:100vh;display:flex;}
.auth-promo{
  flex:1;background:var(--grad);display:flex;flex-direction:column;
  align-items:center;justify-content:center;padding:64px;color:#fff;
}
.auth-promo-title{font-size:36px;font-weight:800;margin-bottom:16px;line-height:1.15;}
.auth-promo-desc{font-size:16px;opacity:.85;max-width:360px;}
.auth-form-side{width:480px;flex-shrink:0;background:var(--surface);display:flex;align-items:center;justify-content:center;padding:48px;}
.auth-box{width:100%;max-width:380px;}
.auth-logo{font-size:22px;font-weight:800;margin-bottom:32px;}
.auth-logo span{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.auth-title{font-size:26px;font-weight:800;margin-bottom:6px;}
.auth-subtitle{font-size:14px;color:var(--txt2);margin-bottom:28px;}
.auth-footer{margin-top:20px;font-size:13px;color:var(--txt2);text-align:center;}
.auth-footer a{color:var(--max);font-weight:500;}

@media(max-width:768px){
  .auth-promo{display:none;}
  .auth-form-side{width:100%;padding:32px 24px;}
}