/* ═══════════════════════════════════════════════════
   InvestBuffet Pro — Shared Design System
   Theme: Monochrome Modern (Proton Pass inspired)
   ══════════════════════════════════════════════════*/

:root{
  --bg:#000000;
  --bg2:#0d0d0d;
  --bg3:#141414;
  --bg4:#1a1a1a;
  --surface:#111111;
  --surface2:#181818;
  --surface3:#1f1f1f;
  --surface-hover:#1c1c1c;
  --border:rgba(255,255,255,0.06);
  --border2:rgba(255,255,255,0.10);
  --border3:rgba(255,255,255,0.18);
  --text:#ffffff;
  --text2:#a0a0a0;
  --text3:#606060;
  --text4:#3a3a3a;
  --accent:#ffffff;
  --accent-dim:rgba(255,255,255,0.08);
  --accent-dim2:rgba(255,255,255,0.04);
  --orange:#ffffff;
  --orange-lt:#cccccc;
  --orange-glow:rgba(255,255,255,0.10);
  --green:#4ade80;--green-dim:rgba(74,222,128,0.10);
  --red:#f87171;--red-dim:rgba(248,113,113,0.10);
  --blue:#60a5fa;--blue-dim:rgba(96,165,250,0.10);
  --amber:#fbbf24;--amber-dim:rgba(251,191,36,0.10);
  --purple:#c084fc;--purple-dim:rgba(192,132,252,0.10);
  --r-xs:6px;--r-sm:10px;--r:14px;--r-lg:20px;--r-xl:28px;
  --shadow-sm:0 1px 3px rgba(0,0,0,0.5);
  --shadow:0 4px 20px rgba(0,0,0,0.6),0 1px 4px rgba(0,0,0,0.4);
  --shadow-lg:0 8px 40px rgba(0,0,0,0.7),0 2px 8px rgba(0,0,0,0.5);
  --sidebar-w:230px;
  --navbar-h:60px;
  --font:'Segoe UI','Noto Sans Thai',Inter,Tahoma,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100dvh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;background-image:radial-gradient(ellipse 900px 500px at 20% -5%,rgba(255,255,255,0.025) 0%,transparent 55%),radial-gradient(ellipse 600px 400px at 85% 100%,rgba(255,255,255,0.015) 0%,transparent 50%)}
a{text-decoration:none;color:inherit}
button{cursor:pointer;font-family:var(--font)}
input,select,textarea{font-family:var(--font)}

/* Scrollbar */
::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.10);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.18)}

/* ── Navbar ────────────────────────────────────── */
.navbar{
  position:sticky;top:0;z-index:300;height:var(--navbar-h);
  border-bottom:1px solid var(--border);
  background:rgba(0,0,0,0.88);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
}
.navbar-inner{display:flex;align-items:center;gap:20px;height:100%;padding:0 24px}
.nav-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-logo-icon{width:30px;height:30px;border-radius:8px;background:#1a1a1a;border:1px solid rgba(255,255,255,0.14);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:0.8rem;color:#fff}
.nav-logo-text{font-size:1rem;font-weight:800;letter-spacing:-0.04em;color:#fff}
.pro-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;border:1px solid rgba(255,255,255,0.18);background:rgba(255,255,255,0.07);font-size:0.6rem;font-weight:800;color:rgba(255,255,255,0.70);letter-spacing:0.12em;text-transform:uppercase}
.nav-spacer{flex:1}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-user-btn{display:flex;align-items:center;gap:8px;padding:6px 14px 6px 8px;border-radius:var(--r-sm);background:var(--surface);border:1px solid var(--border2);color:var(--text2);font-size:0.83rem;font-weight:600;cursor:pointer;transition:all 0.15s}
.nav-user-btn:hover{border-color:var(--border3);color:var(--text);background:var(--surface2)}
.nav-avatar{width:24px;height:24px;border-radius:50%;background:#2a2a2a;border:1px solid rgba(255,255,255,0.15);display:flex;align-items:center;justify-content:center;font-size:0.68rem;font-weight:900;color:#fff}

/* ── Layout ───────────────────────────────────── */
.app-layout{position:relative;z-index:1;display:flex;flex:1;min-height:calc(100dvh - var(--navbar-h))}

/* ── Sidebar ──────────────────────────────────── */
.sidebar{width:var(--sidebar-w);flex-shrink:0;border-right:1px solid var(--border);background:rgba(0,0,0,0.5);padding:20px 10px;display:flex;flex-direction:column;gap:2px;position:sticky;top:var(--navbar-h);height:calc(100dvh - var(--navbar-h));overflow-y:auto}
.sidebar-section{margin-bottom:4px}
.sidebar-label{font-size:0.64rem;font-weight:700;color:var(--text4);letter-spacing:0.12em;text-transform:uppercase;padding:10px 12px 5px}
.sidebar-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--r-sm);font-size:0.855rem;font-weight:500;color:var(--text3);transition:all 0.12s;white-space:nowrap}
.sidebar-link:hover{color:var(--text2);background:var(--accent-dim2)}
.sidebar-link.active{color:var(--text);background:var(--accent-dim);font-weight:600}
.sidebar-icon{width:17px;height:17px;flex-shrink:0;opacity:0.45;stroke-width:1.8}
.sidebar-link.active .sidebar-icon{opacity:1}
.sidebar-link:hover .sidebar-icon{opacity:0.65}
.sidebar-badge{margin-left:auto;padding:1px 7px;border-radius:999px;background:rgba(255,255,255,0.07);color:var(--text3);font-size:0.64rem;font-weight:700}
.sidebar-sep{height:1px;background:var(--border);margin:8px 6px}
.sidebar-bottom{margin-top:auto;padding-top:12px}
.sidebar-plan-box{padding:14px;border-radius:var(--r);border:1px solid var(--border2);background:var(--surface)}
.sidebar-plan-box h4{font-size:0.8rem;font-weight:700;color:var(--text);margin-bottom:4px}
.sidebar-plan-box p{font-size:0.74rem;color:var(--text3);line-height:1.5}

/* ── Main ─────────────────────────────────────── */
.main-content{flex:1;min-width:0;padding:36px 36px 80px}
.page-hdr{margin-bottom:32px}
.breadcrumb{font-size:0.78rem;color:var(--text4);margin-bottom:10px}
.breadcrumb a{color:var(--text3);transition:color 0.12s}
.breadcrumb a:hover{color:var(--text2)}
.breadcrumb span{margin:0 6px}
.page-hdr-row{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:8px}
.page-title{font-size:1.75rem;font-weight:800;letter-spacing:-0.04em;line-height:1.2}
.page-subtitle{font-size:0.875rem;color:var(--text3);line-height:1.65;max-width:600px}

/* ── Buttons ──────────────────────────────────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 20px;border-radius:var(--r-sm);font-size:0.855rem;font-weight:700;cursor:pointer;transition:all 0.18s;white-space:nowrap;border:none;letter-spacing:-0.01em}
.btn-primary{background:#ffffff;color:#000000;box-shadow:0 2px 12px rgba(255,255,255,0.12)}
.btn-primary:hover{background:rgba(255,255,255,0.88);box-shadow:0 4px 20px rgba(255,255,255,0.18);transform:translateY(-1px)}
.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border2)}
.btn-secondary:hover{border-color:var(--border3);background:var(--surface3)}
.btn-ghost{color:var(--text3);background:transparent;border:1px solid var(--border)}
.btn-ghost:hover{color:var(--text2);border-color:var(--border2);background:var(--accent-dim2)}
.btn-sm{padding:7px 16px;font-size:0.8rem}
.btn-xs{padding:4px 12px;font-size:0.74rem}

/* ── Cards ────────────────────────────────────── */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:22px;transition:border-color 0.15s}
.card:hover{border-color:var(--border2)}
.card-sm{padding:16px}
.card-dark{background:var(--bg2);border:1px solid var(--border);border-radius:var(--r);padding:22px}

/* ── Tags ─────────────────────────────────────── */
.tag{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:999px;font-size:0.72rem;font-weight:700;letter-spacing:0.02em}
.tag-green{background:var(--green-dim);color:var(--green)}
.tag-red{background:var(--red-dim);color:var(--red)}
.tag-blue{background:var(--blue-dim);color:var(--blue)}
.tag-amber{background:var(--amber-dim);color:var(--amber)}
.tag-purple{background:var(--purple-dim);color:var(--purple)}
.tag-white{background:rgba(255,255,255,0.07);color:var(--text2)}
.tag-outline{background:transparent;color:var(--text3);border:1px solid var(--border2)}

/* ── Stats ────────────────────────────────────── */
.stat-val{font-size:1.6rem;font-weight:800;letter-spacing:-0.03em}
.stat-label{font-size:0.77rem;color:var(--text3);margin-top:4px}
.stat-change{font-size:0.8rem;font-weight:700}
.stat-change.up{color:var(--green)}
.stat-change.dn{color:var(--red)}
.green{color:var(--green)}
.red{color:var(--red)}
.muted{color:var(--text3)}

/* ── Table ────────────────────────────────────── */
.data-table{width:100%;border-collapse:collapse}
.data-table th{padding:10px 14px;text-align:left;font-size:0.72rem;font-weight:700;color:var(--text4);letter-spacing:0.07em;text-transform:uppercase;border-bottom:1px solid var(--border);white-space:nowrap}
.data-table td{padding:12px 14px;font-size:0.86rem;border-bottom:1px solid rgba(255,255,255,0.03);color:var(--text2)}
.data-table td.bold{color:var(--text);font-weight:600}
.data-table tbody tr{transition:background 0.1s}
.data-table tbody tr:hover{background:rgba(255,255,255,0.02)}
.data-table .num{text-align:right;font-weight:600;font-variant-numeric:tabular-nums}

/* ── Progress ─────────────────────────────────── */
.progress-bar{height:5px;border-radius:999px;background:rgba(255,255,255,0.06);overflow:hidden}
.progress-fill{height:100%;border-radius:999px;background:#ffffff;transition:width 0.6s ease}
.progress-fill.green{background:var(--green)}
.progress-fill.red{background:var(--red)}

/* ── Input ────────────────────────────────────── */
.inp{width:100%;padding:9px 14px;background:var(--surface);border:1px solid var(--border2);border-radius:var(--r-sm);color:var(--text);font-size:0.86rem;outline:none;transition:border-color 0.15s}
.inp:focus{border-color:rgba(255,255,255,0.28)}
.inp::placeholder{color:var(--text4)}
.inp-search{padding-left:38px}
.inp-wrap{position:relative}
.inp-wrap .inp-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text4);pointer-events:none}

/* ── Filter pills ─────────────────────────────── */
.filter-pills{display:flex;gap:8px;flex-wrap:wrap}
.pill{padding:6px 16px;border-radius:999px;font-size:0.8rem;font-weight:600;cursor:pointer;border:1px solid var(--border2);color:var(--text3);background:transparent;transition:all 0.14s}
.pill:hover{border-color:var(--border3);color:var(--text2);background:var(--accent-dim2)}
.pill.active{background:#ffffff;color:#000000;border-color:transparent}

/* ── List item (Proton style) ─────────────────── */
.list-item{display:flex;align-items:center;gap:14px;padding:13px 16px;border-radius:var(--r-sm);background:var(--surface);border:1px solid var(--border);transition:all 0.14s;cursor:pointer}
.list-item:hover{background:var(--surface2);border-color:var(--border2)}
.list-item-icon{width:40px;height:40px;border-radius:12px;background:var(--surface3);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.1rem}
.list-item-body{flex:1;min-width:0}
.list-item-title{font-size:0.9rem;font-weight:600;color:var(--text);margin-bottom:2px}
.list-item-sub{font-size:0.78rem;color:var(--text3)}
.list-item-right{display:flex;align-items:center;gap:8px;flex-shrink:0}
.list-item-chevron{color:var(--text4);font-size:0.9rem}

/* ── Section header ───────────────────────────── */
.section-hdr{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.section-title{font-size:1rem;font-weight:700;letter-spacing:-0.02em}
.sep{height:1px;background:var(--border);margin:24px 0}

/* ── Grid helpers ─────────────────────────────── */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}

/* ── Misc helpers ─────────────────────────────── */
.ai-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;border:1px solid var(--border3);background:rgba(255,255,255,0.05);font-size:0.68rem;font-weight:700;color:var(--text2);letter-spacing:0.06em;text-transform:uppercase}
.ai-dot{width:6px;height:6px;border-radius:50%;background:#ffffff;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.3}}

/* ── Toast ────────────────────────────────────── */
#toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(10px);background:#fff;color:#000;padding:12px 24px;border-radius:var(--r);font-size:0.86rem;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;transition:all 0.3s;pointer-events:none;z-index:9999;white-space:nowrap}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ── Modal ────────────────────────────────────── */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.75);backdrop-filter:blur(6px);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.2s}
.modal-backdrop.open{opacity:1;pointer-events:all}
.modal{background:var(--surface);border:1px solid var(--border2);border-radius:var(--r-xl);padding:32px;width:100%;max-width:480px;box-shadow:var(--shadow-lg);transform:translateY(14px);transition:transform 0.25s}
.modal-backdrop.open .modal{transform:translateY(0)}
.modal-hdr{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.modal-title{font-size:1.1rem;font-weight:800;letter-spacing:-0.03em}
.modal-close{width:32px;height:32px;border-radius:8px;border:none;background:var(--surface2);color:var(--text3);font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.12s}
.modal-close:hover{background:var(--surface3);color:var(--text)}

/* ── Responsive ───────────────────────────────── */
@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.sidebar{display:none}.main-content{padding:24px 18px 60px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
@media(max-width:640px){.page-title{font-size:1.4rem}.main-content{padding:18px 14px 60px}}