@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap');

:root {
  --bg: #02050f;
  --surface: rgba(8, 20, 45, 0.55);
  --surface-2: rgba(12, 28, 60, 0.6);
  --border: rgba(43, 217, 255, 0.18);
  --border-2: rgba(43, 217, 255, 0.45);
  --text: #cfe8ff;
  --text-dim: #5b86b8;
  --green: #22d3ff;
  --accent: #22d3ff;
  --accent-soft: rgba(43, 217, 255, 0.12);
  --violet: #b14dff;
  --violet-soft: rgba(177, 77, 255, 0.18);
  --danger: #ff4d6d;
  --amber: #ffb000;
  --ok: #22d3ff;
  --radius: 10px;
  --glow: 0 0 6px rgba(43, 217, 255, 0.55);
  --font: 'Share Tech Mono', ui-monospace, 'Courier New', monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); }
body {
  font-family: var(--font);
  color: var(--text);
  font-size: 15px;
  letter-spacing: 0.4px;
  line-height: 1.5;
  position: relative;
}

/* effect layers injected by vault-fx.js */
#vault-rain { position: fixed; inset: 0; z-index: 0; opacity: 0.22; pointer-events: none; }
.vault-scan { position: fixed; inset: 0; z-index: 60; pointer-events: none;
  background: repeating-linear-gradient(to bottom, transparent 0, transparent 2px, rgba(0,0,0,0.22) 3px, transparent 4px); }
.vault-vig { position: fixed; inset: 0; z-index: 61; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 58%, rgba(0,0,0,0.8) 100%); }
.vault-toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(8px); z-index: 75;
  background: rgba(8,26,60,0.96); border: 1px solid var(--green); color: var(--green); padding: 10px 18px;
  border-radius: 8px; letter-spacing: 2px; text-transform: uppercase; font-size: 13px; box-shadow: var(--glow);
  opacity: 0; transition: opacity 0.25s, transform 0.25s; }
.vault-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

a { color: var(--green); }
code { background: var(--surface-2); padding: 1px 6px; border-radius: 5px; border: 1px solid var(--border); }
.glow { text-shadow: var(--glow); }

/* topbar */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; padding: 13px 22px; border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(8,30,70,0.85), rgba(2,8,20,0.85)); backdrop-filter: blur(3px); }
.brand { display: flex; align-items: center; gap: 10px; letter-spacing: 3px; text-transform: uppercase; text-shadow: var(--glow); }
.brand-icon { font-size: 20px; }
.topbar-right { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.share-info { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.share-pill { background: var(--accent-soft); color: var(--green); border: 1px solid var(--border-2);
  padding: 4px 10px; border-radius: 999px; font-size: 12.5px; cursor: pointer; }
.share-pill:hover { box-shadow: var(--glow); }
.share-pill .copied { color: var(--green); }
.user-area { display: flex; align-items: center; gap: 10px; }
.me-name { font-size: 13px; padding: 4px 10px; border: 1px solid var(--border); border-radius: 999px; color: var(--green); }
.me-name::before { content: "\25C9 "; }

/* layout */
.container { max-width: 920px; margin: 0 auto; padding: 22px 20px 48px; position: relative; z-index: 1; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin: 26px 0 12px; }
.section-head h2 { font-size: 13px; font-weight: 400; letter-spacing: 3px; text-transform: uppercase; color: var(--text-dim); margin: 0; }
.section-head h2::before { content: "\25A3 "; color: var(--green); }
.stats { color: var(--text-dim); font-size: 12.5px; }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border-2); background: var(--surface-2);
  color: var(--green); padding: 9px 16px; border-radius: 8px; cursor: pointer; font-size: 13.5px; font-family: inherit;
  letter-spacing: 1px; text-transform: uppercase; transition: box-shadow 0.15s, background 0.15s, transform 0.05s; }
.btn:hover { box-shadow: var(--glow); background: rgba(43,217,255,0.12); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: rgba(43,217,255,0.16); border-color: var(--green); color: #d6f3ff; }
.btn-primary:hover { background: rgba(43,217,255,0.26); box-shadow: 0 0 14px rgba(43,217,255,0.6); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon { border: 1px solid var(--border); background: var(--surface-2); color: var(--text-dim); width: 34px; height: 34px;
  border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; font-size: 15px;
  transition: box-shadow 0.15s, color 0.15s; }
.btn-icon:hover { color: var(--green); box-shadow: var(--glow); }
.btn-icon.danger:hover { color: var(--danger); border-color: rgba(255,77,109,0.5); box-shadow: 0 0 8px rgba(255,77,109,0.4); }

/* dropzone */
.dropzone { border: 1px dashed var(--border-2); border-radius: var(--radius); padding: 28px 20px; text-align: center;
  background: var(--accent-soft); position: relative; overflow: hidden; }
.dropzone::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--green);
  opacity: 0.5; box-shadow: var(--glow); animation: dzsweep 3.5s linear infinite; }
@keyframes dzsweep { 0% { transform: translateY(0); } 100% { transform: translateY(190px); } }
.dz-icon { font-size: 30px; color: var(--green); text-shadow: var(--glow); }
.dz-title { font-size: 17px; letter-spacing: 3px; text-transform: uppercase; margin: 10px 0 14px; text-shadow: var(--glow); }
.dz-hint { color: var(--text-dim); font-size: 12.5px; margin: 14px 0 0; letter-spacing: 1px; }
.drag-overlay { position: fixed; inset: 0; z-index: 70; background: rgba(2,8,20,0.85); display: none;
  align-items: center; justify-content: center; border: 3px dashed var(--green); }
body.dragging .drag-overlay { display: flex; }
.drag-overlay-text { font-size: 26px; letter-spacing: 6px; text-transform: uppercase; color: var(--green);
  text-shadow: 0 0 20px var(--green); }

/* recipient chips */
.send-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center; }
.send-label { color: var(--text-dim); font-size: 12.5px; letter-spacing: 2px; text-transform: uppercase; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.chip { border: 1px solid var(--border-2); background: transparent; color: var(--text-dim); padding: 6px 12px;
  border-radius: 999px; cursor: pointer; font-family: inherit; font-size: 13px; letter-spacing: 1px; transition: all 0.12s; }
.chip:hover { color: var(--green); }
.chip.on { background: rgba(43,217,255,0.18); color: #d6f3ff; border-color: var(--green); box-shadow: var(--glow); }
.chip.everyone.on { background: var(--violet-soft); color: #e7d2ff; border-color: var(--violet); box-shadow: 0 0 8px rgba(177,77,255,0.5); }

/* uploads */
.uploads { margin-top: 8px; }
.upload-list, .file-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.upload-item { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; }
.up-row1 { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.up-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.up-to { color: var(--text-dim); font-size: 12px; margin-left: 4px; }
.up-status { color: var(--amber); font-size: 12.5px; white-space: nowrap; letter-spacing: 1px; }
.up-status.error { color: var(--danger); }
.up-status.done { color: var(--green); }
.progress { height: 8px; background: rgba(43,217,255,0.08); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; margin-top: 10px; }
.progress-bar { height: 100%; width: 0; background: var(--green); box-shadow: 0 0 12px var(--green); border-radius: 6px;
  transition: width 0.18s; background-image: repeating-linear-gradient(90deg, rgba(255,255,255,0.4) 0, rgba(255,255,255,0.4) 2px, transparent 2px, transparent 12px);
  background-size: 34px 100%; animation: beamflow 0.6s linear infinite; }
@keyframes beamflow { to { background-position: 34px 0; } }
.progress-bar.done { background: var(--green); }
.progress-bar.error { background: var(--danger); box-shadow: 0 0 12px var(--danger); }

/* file shards */
.file-item { display: flex; align-items: center; gap: 14px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px; position: relative; overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.12s; }
.file-item:hover { border-color: var(--green); box-shadow: 0 0 16px rgba(43,217,255,0.22); transform: translateX(3px); }
.file-item:hover .file-name { animation: nameglitch 0.35s steps(2) 2; }
@keyframes nameglitch { 0% { text-shadow: 2px 0 var(--danger), -2px 0 var(--violet); } 100% { text-shadow: var(--glow); } }
.file-icon { flex: none; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); border: 1px solid var(--border-2); border-radius: 9px; font-size: 18px; color: var(--green); }
.file-main { flex: 1; min-width: 0; }
.file-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-meta { color: var(--text-dim); font-size: 12px; margin-top: 3px; letter-spacing: 0.5px; }
.file-actions { display: flex; gap: 8px; flex: none; }
.empty { color: var(--text-dim); text-align: center; padding: 28px; letter-spacing: 1px; }

/* badges */
.badge { display: inline-block; font-size: 11px; padding: 1px 7px; border-radius: 4px; border: 1px solid var(--border-2);
  letter-spacing: 1px; vertical-align: middle; }
.badge-public { color: var(--violet); border-color: rgba(177,77,255,0.5); }
.badge-in { color: var(--green); }
.badge-out { color: #9ab8ff; border-color: rgba(120,170,255,0.4); }
.badge-burn { color: var(--danger); border-color: rgba(255,77,109,0.5); }
.badge-ttl { color: var(--violet); border-color: rgba(177,77,255,0.5); }
.chip.burn.on { background: rgba(255,77,109,0.16); color: #ffc6cf; border-color: var(--danger); box-shadow: 0 0 8px rgba(255,77,109,0.5); }

/* preview / generic modal */
.modal { position: fixed; inset: 0; z-index: 90; display: flex; align-items: center; justify-content: center; padding: 24px;
  background: rgba(2,5,15,0.8); backdrop-filter: blur(3px); }
.modal[hidden] { display: none; }
.modal-card { width: 100%; max-width: 880px; max-height: 88vh; display: flex; flex-direction: column;
  background: linear-gradient(180deg, rgba(8,26,60,0.96), rgba(2,8,20,0.97)); border: 1px solid var(--border-2);
  border-radius: 12px; box-shadow: 0 0 40px rgba(43,217,255,0.2); overflow: hidden; }
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.modal-title { letter-spacing: 1px; text-transform: uppercase; font-size: 13px; color: var(--green); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.modal-actions { display: flex; gap: 8px; flex: none; }
.modal-body { padding: 14px; overflow: auto; display: flex; align-items: center; justify-content: center; }
.modal-body img, .modal-body video { max-width: 100%; max-height: 76vh; display: block; border-radius: 6px; }
.modal-body iframe { width: 100%; height: 76vh; border: 0; background: #fff; border-radius: 6px; }
.pv-text { width: 100%; max-height: 76vh; overflow: auto; margin: 0; white-space: pre-wrap; word-break: break-word;
  color: var(--text); font-size: 13px; line-height: 1.5; text-align: left; }

/* presence + activity */
.online-pill { font-size: 12.5px; color: var(--green); border: 1px solid var(--border); border-radius: 999px; padding: 4px 10px; letter-spacing: 1px; white-space: nowrap; }
.activity-section { margin-top: 26px; position: relative; z-index: 1; }
.online-nodes { display: flex; gap: 6px; flex-wrap: wrap; }
.node { font-size: 12px; color: var(--text-dim); border: 1px solid var(--border); border-radius: 999px; padding: 3px 9px; }
.node::before { content: "◉ "; color: var(--green); }
.node.me { color: var(--green); border-color: var(--border-2); }
.activity-log { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 4px; max-height: 220px; overflow: auto; }
.ev { font-size: 13px; color: var(--text-dim); letter-spacing: 0.5px; }
.ev-time { color: #3a6a92; }
.ev-who { color: var(--green); }
.ev-name { color: var(--text); }

/* tools + command palette */
.tools { display: flex; gap: 6px; }
.btn-icon.on { color: var(--green); border-color: var(--border-2); box-shadow: var(--glow); }
.palette-modal { align-items: flex-start; padding-top: 12vh; }
.palette { width: 100%; max-width: 480px; overflow: hidden; border: 1px solid var(--border-2); border-radius: 12px;
  background: linear-gradient(180deg, rgba(8,26,60,0.97), rgba(2,8,20,0.98)); box-shadow: 0 0 40px rgba(43,217,255,0.2); }
.palette-input { width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--border); color: var(--text);
  font-family: inherit; font-size: 16px; padding: 14px 16px; letter-spacing: 1px; }
.palette-input:focus { outline: none; }
.palette-list { list-style: none; margin: 0; padding: 6px; display: flex; flex-direction: column; gap: 2px; max-height: 50vh; overflow: auto; }
.palette-item { padding: 10px 12px; border-radius: 8px; cursor: pointer; color: var(--text); letter-spacing: 0.5px; }
.palette-item.sel, .palette-item:hover { background: var(--accent-soft); color: var(--green); }

/* calm mode — tone the effects down */
body.calm #vault-rain, body.calm .vault-scan, body.calm .vault-vig { display: none; }
body.calm .dropzone::after, body.calm .progress-bar { animation: none; }
body.calm .glow, body.calm .brand, body.calm .dz-title, body.calm .login-brand,
body.calm .me-name, body.calm #granted .big { text-shadow: none; }

.footer { text-align: center; color: var(--text-dim); font-size: 12px; padding: 24px 16px 32px; letter-spacing: 1px; position: relative; z-index: 1; }

/* admin */
.admin-section { margin-top: 26px; position: relative; z-index: 1; }
.adduser-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.input { background: var(--surface-2); color: var(--text); border: 1px solid var(--border-2); border-radius: 8px;
  padding: 9px 12px; font-size: 14px; font-family: inherit; }
.input:focus { outline: none; box-shadow: var(--glow); border-color: var(--green); }
.admin-check { color: var(--text-dim); font-size: 12.5px; display: inline-flex; align-items: center; gap: 5px; cursor: pointer; }
.adduser-msg { font-size: 13px; margin: 10px 0 4px; min-height: 18px; }
.adduser-msg.ok { color: var(--green); }
.adduser-msg.err { color: var(--danger); }
.admin-user-list { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.admin-user { display: flex; align-items: center; justify-content: space-between; gap: 10px; background: var(--surface);
  border: 1px solid var(--border); border-radius: 9px; padding: 9px 12px; }
.au-you { color: var(--text-dim); font-size: 12px; }
.au-actions { display: flex; gap: 6px; flex: none; }
.danger-text:hover { color: var(--danger); border-color: rgba(255,77,109,0.5); }

/* credentials card (shown after creating / resetting a user) */
.cred-card { margin: 12px 0 4px; border: 1px solid var(--border-2); border-radius: 10px; background: var(--surface-2);
  padding: 13px 15px; box-shadow: var(--glow); }
.cred-card h4 { margin: 0 0 9px; font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--violet); font-weight: 400; }
.cred-row { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; padding: 3px 0; }
.cred-row span { color: var(--text-dim); letter-spacing: 1px; }
.cred-row b { color: var(--text); font-weight: 400; user-select: all; word-break: break-all; text-align: right; }
.cred-actions { display: flex; gap: 8px; margin-top: 11px; }
.cred-note { color: var(--text-dim); font-size: 11.5px; margin: 9px 0 0; letter-spacing: 0.5px; }

/* login */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.login-card { width: 100%; max-width: 360px; position: relative; z-index: 10; display: flex; flex-direction: column; gap: 14px;
  background: linear-gradient(180deg, rgba(8,26,60,0.82), rgba(2,8,20,0.86)); border: 1px solid var(--border-2);
  border-radius: 14px; padding: 30px 28px; box-shadow: 0 0 30px rgba(43,217,255,0.15), inset 0 0 30px rgba(43,217,255,0.04); }
.login-brand { font-size: 20px; letter-spacing: 4px; text-transform: uppercase; text-align: center; text-shadow: var(--glow); }
.login-sub { color: var(--text-dim); text-align: center; margin: -6px 0 6px; font-size: 12.5px; letter-spacing: 2px; text-transform: uppercase; }
.login-pane { display: flex; flex-direction: column; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--text-dim); letter-spacing: 1px; text-transform: uppercase; }
.field input { background: rgba(0,0,0,0.4); border: 1px solid var(--border-2); border-radius: 8px; padding: 11px 12px;
  color: var(--text); font-size: 15px; font-family: inherit; letter-spacing: 1px; }
.field input:focus { outline: none; border-color: var(--green); box-shadow: var(--glow); }
.btn-block { width: 100%; justify-content: center; margin-top: 6px; padding: 11px; font-size: 14px; }
.login-error { color: var(--danger); font-size: 13px; min-height: 18px; text-align: center; letter-spacing: 1px; }
.enroll-steps { color: var(--text-dim); font-size: 12.5px; margin: 0; padding-left: 18px; display: flex; flex-direction: column; gap: 5px; }
.qr { display: flex; align-items: center; justify-content: center; background: #fff; border: 1px solid var(--border-2);
  border-radius: 10px; padding: 10px; min-height: 120px; }
.qr svg { width: 200px; height: 200px; max-width: 100%; display: block; }
.totp-key { text-align: center; font-size: 12.5px; color: var(--text-dim); }
.totp-key code { color: var(--green); font-size: 14px; letter-spacing: 2px; user-select: all; }
.code-input { text-align: center; font-size: 22px; letter-spacing: 8px; }

/* boot + access granted (login) */
#boot { font-size: 14px; line-height: 1.8; white-space: pre-wrap; min-height: 150px; }
#boot .ok { color: var(--green); }
#boot .warn { color: var(--amber); }
.cursor { display: inline-block; width: 8px; height: 15px; background: var(--green); vertical-align: -2px;
  box-shadow: var(--glow); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
#granted { position: fixed; inset: 0; z-index: 80; display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 8px; background: rgba(2,5,15,0.6); opacity: 0; pointer-events: none; transition: opacity 0.25s; }
#granted.show { opacity: 1; }
#granted .big { font-size: clamp(32px, 8vw, 78px); letter-spacing: 8px; text-transform: uppercase;
  text-shadow: 0 0 10px var(--green), 0 0 34px var(--green); }
#granted .gsub { color: var(--text-dim); letter-spacing: 5px; font-size: 13px; text-transform: uppercase; }

@media (max-width: 540px) {
  .container { padding: 18px 14px 40px; }
  .dropzone { padding: 22px 12px; }
  .topbar-right { width: 100%; justify-content: space-between; }
  .adduser-form .input { flex: 1 1 auto; min-width: 0; }
  .admin-user { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  .dropzone::after, .progress-bar, .file-item:hover .file-name { animation: none; }
}