@charset "UTF-8";

/* ===== Design Tokens (Mafe Systems Corporate Style) ===== */
:root {
  --accent:          #c87941;
  --accent-light:    #e8a06a;
  --accent-dark:     #9a5a28;
  --accent-glow:     rgba(200, 121, 65, 0.38);
  --accent-subtle:   rgba(200, 121, 65, 0.10);

  --bg:              #080a0f;
  --bg-2:            #0d0f17;
  --bg-3:            #121520;

  --glass:           rgba(255,255,255,0.035);
  --glass-2:         rgba(255,255,255,0.055);
  --glass-border:    rgba(255,255,255,0.075);
  --glass-hover:     rgba(255,255,255,0.065);

  --text:            #f0f2f6;
  --text-secondary:  #9ca3af;
  --text-muted:      #5a6175;

  --green:           rgba(34,197,94,0.9);
  --green-bg:        rgba(34,197,94,0.08);
  --green-border:    rgba(34,197,94,0.18);

  --red:             rgba(239,68,68,0.9);
  --red-bg:          rgba(239,68,68,0.08);
  --red-border:      rgba(239,68,68,0.18);

  --max-width:       1100px;
  --radius:          14px;
  --radius-sm:       9px;
  --radius-lg:       20px;
  --radius-xl:       28px;
  --header-height:   68px;

  --shadow-sm:  0 2px 8px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,255,255,0.03);
  --shadow-md:  0 8px 24px rgba(0,0,0,0.5),  0 0 0 1px rgba(255,255,255,0.04);
  --shadow-lg:  0 20px 56px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.04);

  --ease:   cubic-bezier(0.4, 0, 0.2, 1);
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t:      0.2s var(--ease);
}

/* ===== Reset ===== */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }

body {
  font-family: 'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button, input, textarea { font-family: inherit; }

/* ===== Global background layers ===== */
.bg-layer { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.bg-gradient {
  background:
    radial-gradient(ellipse 70% 45% at 15% -10%, rgba(200,121,65,0.13) 0%, transparent 55%),
    radial-gradient(ellipse 55% 40% at 85% 110%, rgba(154,90,40,0.10) 0%, transparent 55%),
    radial-gradient(ellipse 35% 25% at 55% 55%,  rgba(200,121,65,0.05) 0%, transparent 65%);
}
.bg-grid {
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
}

.orb { position: fixed; border-radius: 50%; pointer-events: none; z-index: 0; filter: blur(90px); will-change: transform; }
.orb-a { width: 600px; height: 600px; background: radial-gradient(circle, rgba(200,121,65,0.08) 0%, transparent 70%); top: -160px; left: -160px; animation: orbDrift 22s ease-in-out infinite; }
.orb-b { width: 480px; height: 480px; background: radial-gradient(circle, rgba(154,90,40,0.07) 0%, transparent 70%); bottom: -120px; right: -120px; animation: orbDrift 28s ease-in-out infinite reverse; animation-delay: -12s; }

@keyframes orbDrift {
  0%   { transform: translate(0,0) scale(1); }
  25%  { transform: translate(40px,-30px) scale(1.06); }
  50%  { transform: translate(15px, 40px) scale(0.94); }
  75%  { transform: translate(-30px,15px) scale(1.03); }
  100% { transform: translate(0,0) scale(1); }
}

.page-wrap { position: relative; z-index: 2; min-height: 100vh; display: flex; flex-direction: column; }

/* ===== Site Header ===== */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 200; height: var(--header-height); }
.site-header::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(8,10,15,0.72);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
}
.header-inner { position: relative; max-width: var(--max-width); margin: 0 auto; padding: 0 1.75rem; height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

.brand { display: flex; align-items: center; gap: 0.7rem; transition: opacity var(--t); }
.brand:hover { opacity: 0.85; }
.brand-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  border-radius: 9px; display: flex; align-items: center; justify-content: center;
  font-size: 1rem; box-shadow: 0 4px 14px var(--accent-glow); flex-shrink: 0;
  transition: transform 0.3s var(--spring);
}
.brand:hover .brand-icon { transform: scale(1.1) rotate(-6deg); }
.brand-name {
  font-size: 0.95rem; font-weight: 700; letter-spacing: -0.02em;
  background: linear-gradient(120deg, #fff 0%, rgba(255,255,255,0.65) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.user-chip {
  display: flex; align-items: center; gap: 0.55rem;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 999px;
  padding: 0.35rem 0.9rem 0.35rem 0.45rem; font-size: 0.82rem; color: var(--text-secondary);
  backdrop-filter: blur(8px); cursor: pointer; transition: background var(--t), border-color var(--t);
}
.user-chip:hover { background: var(--glass-2); border-color: rgba(200,121,65,0.25); }
.user-chip strong { color: var(--text); font-weight: 600; }
.avatar-dot {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 800; color: #fff; flex-shrink: 0;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.75rem; width: 100%; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-weight: 600; font-size: 0.88rem; padding: 0.7rem 1.6rem; border-radius: 999px;
  border: none; cursor: pointer; letter-spacing: -0.01em; white-space: nowrap;
  transition: transform 0.22s var(--spring), box-shadow var(--t), background var(--t), border-color var(--t);
  position: relative; overflow: hidden;
}
.btn::after { content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(255,255,255,0.12), transparent 50%); pointer-events:none; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 60%, var(--accent-light) 100%);
  color: #fff; box-shadow: 0 4px 18px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.18); width: 100%;
}
.btn-primary:hover:not(:disabled) { transform: translateY(-2px) scale(1.02); box-shadow: 0 10px 36px var(--accent-glow); }

.btn-secondary {
  background: var(--glass-2); color: var(--text-secondary); border: 1px solid var(--glass-border); backdrop-filter: blur(8px);
}
.btn-secondary:hover:not(:disabled) { background: rgba(255,255,255,0.09); color: var(--text); transform: translateY(-1px); }

.btn-danger { background: var(--red-bg); color: var(--red); border: 1px solid var(--red-border); }
.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,0.16); }

.btn-sm { padding: 0.48rem 1rem; font-size: 0.8rem; width: auto; }
.btn-icon { width: 38px; height: 38px; padding: 0; border-radius: 50%; flex-shrink: 0; }

@keyframes slideUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.94); } to { opacity: 1; transform: scale(1); } }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.35; transform: scale(0.65); } }

/* =============================================
   AUTH PAGE (Login / Register)
   ============================================= */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 2rem; }
.login-card {
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius-xl);
  padding: 3rem 2.75rem; text-align: center; max-width: 440px; width: 100%;
  backdrop-filter: blur(28px) saturate(180%); -webkit-backdrop-filter: blur(28px) saturate(180%);
  position: relative; overflow: hidden; animation: scaleIn 0.55s var(--ease) both; box-shadow: var(--shadow-lg);
}
.login-card::before {
  content:''; position:absolute; top:0; left:50%; transform: translateX(-50%);
  width: 60%; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.login-logo {
  width: 70px; height: 70px; background: linear-gradient(135deg, var(--accent-dark), var(--accent), var(--accent-light));
  border-radius: 20px; display: flex; align-items: center; justify-content: center; font-size: 1.9rem;
  margin: 0 auto 1.5rem; box-shadow: 0 10px 36px var(--accent-glow); animation: float 4s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-9px) rotate(-3deg); } }

.login-badge {
  display: inline-flex; align-items: center; gap: 0.4rem; background: rgba(200,121,65,0.1);
  border: 1px solid rgba(200,121,65,0.22); border-radius: 999px; padding: 0.22rem 0.75rem;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--accent-light); margin-bottom: 1.1rem;
}
.badge-dot { width: 5px; height: 5px; background: var(--accent); border-radius: 50%; animation: pulse 2.2s ease-in-out infinite; }

.login-card h1 {
  font-size: 1.9rem; font-weight: 800; letter-spacing: -0.04em; line-height: 1.1; margin-bottom: 0.6rem;
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.68) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.login-card > p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.65; margin-bottom: 1.75rem; max-width: 320px; margin-left: auto; margin-right: auto; }

.auth-tabs { display: flex; gap: 0.4rem; background: rgba(0,0,0,0.25); border: 1px solid var(--glass-border); border-radius: 999px; padding: 0.3rem; margin-bottom: 1.75rem; }
.auth-tab { flex: 1; padding: 0.55rem 0.5rem; border-radius: 999px; border: none; background: transparent; color: var(--text-muted); font-weight: 600; font-size: 0.85rem; cursor: pointer; transition: all var(--t); }
.auth-tab.active { background: linear-gradient(135deg, var(--accent-dark), var(--accent)); color: #fff; box-shadow: 0 3px 12px var(--accent-glow); }

.form-group { margin-bottom: 1.1rem; text-align: left; }
.form-label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--text); margin-bottom: 0.4rem; }
.form-help { font-size: 0.76rem; color: var(--text-muted); line-height: 1.6; margin-top: 0.4rem; }
.form-input {
  width: 100%; padding: 0.72rem 1rem; background: rgba(0,0,0,0.28); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm); color: var(--text); font-size: 0.9rem; outline: none;
  transition: border-color var(--t), box-shadow var(--t), background var(--t);
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus { border-color: rgba(200,121,65,0.45); box-shadow: 0 0 0 3px rgba(200,121,65,0.1); background: rgba(0,0,0,0.36); }

.auth-form { display: none; }
.auth-form.active { display: block; animation: fadeIn 0.3s var(--ease) both; }

.toast {
  display: flex; align-items: center; gap: 0.7rem; border-radius: var(--radius-sm);
  padding: 0.8rem 1rem; margin-bottom: 1.1rem; font-size: 0.83rem; font-weight: 500;
  animation: slideUp 0.3s var(--ease) both; text-align: left;
}
.toast-error { background: var(--red-bg); border: 1px solid var(--red-border); color: #fca5a5; }
.toast-success { background: var(--green-bg); border: 1px solid var(--green-border); color: #86efac; }
.hidden { display: none !important; }

.login-divider { display: flex; align-items: center; gap: 0.75rem; margin: 1.5rem 0 1.25rem; color: var(--text-muted); font-size: 0.72rem; }
.login-divider::before, .login-divider::after { content: ''; flex: 1; height: 1px; background: var(--glass-border); }

.login-features { display: flex; justify-content: center; gap: 1.4rem; flex-wrap: wrap; }
.login-feature { display: flex; flex-direction: column; align-items: center; gap: 0.3rem; font-size: 0.72rem; color: var(--text-muted); }
.login-feature-icon { font-size: 1.05rem; filter: grayscale(0.3); }

/* =============================================
   CHAT APP SHELL
   ============================================= */
.app-shell {
  padding-top: var(--header-height);
  height: 100vh;
  display: flex;
}

.sidebar {
  width: 320px; flex-shrink: 0;
  border-right: 1px solid var(--glass-border);
  background: rgba(10,12,18,0.5);
  backdrop-filter: blur(20px);
  display: flex; flex-direction: column;
  overflow: hidden;
}

.sidebar-search { padding: 1rem 1rem 0.75rem; }
.sidebar-search .form-input { font-size: 0.85rem; }

.new-chat-panel { padding: 0 1rem 0.75rem; position: relative; }
.search-results {
  position: absolute; left: 1rem; right: 1rem; top: calc(100% - 4px);
  background: var(--bg-3); border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md); max-height: 260px; overflow-y: auto; z-index: 20;
}
.search-result-item {
  display: flex; align-items: center; gap: 0.6rem; padding: 0.6rem 0.8rem; cursor: pointer;
  transition: background var(--t); font-size: 0.85rem;
}
.search-result-item:hover { background: var(--glass-2); }

.conversation-list { flex: 1; overflow-y: auto; padding: 0.25rem 0.5rem 1rem; }
.conversation-item {
  display: flex; align-items: center; gap: 0.7rem; padding: 0.7rem 0.75rem; border-radius: var(--radius-sm);
  cursor: pointer; transition: background var(--t); position: relative; margin-bottom: 0.15rem;
}
.conversation-item:hover { background: var(--glass); }
.conversation-item.active { background: var(--glass-2); box-shadow: inset 2px 0 0 var(--accent); }
.conversation-meta { min-width: 0; flex: 1; }
.conversation-name { font-size: 0.88rem; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.conversation-sub { font-size: 0.74rem; color: var(--text-muted); }
.unread-badge {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent)); color: #fff; font-size: 0.68rem; font-weight: 700;
  min-width: 18px; height: 18px; border-radius: 999px; display: flex; align-items: center; justify-content: center; padding: 0 5px;
}

.empty-sidebar { padding: 2rem 1.25rem; text-align: center; color: var(--text-muted); font-size: 0.82rem; }

/* Main chat pane */
.chat-pane { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.chat-pane-empty { flex: 1; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 0.75rem; color: var(--text-muted); }
.chat-pane-empty .empty-icon { font-size: 2.4rem; opacity: 0.5; }

.chat-header {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.9rem 1.5rem; border-bottom: 1px solid var(--glass-border); backdrop-filter: blur(10px);
}
.chat-header-info { display: flex; align-items: center; gap: 0.75rem; min-width: 0; }
.chat-header-name { font-weight: 700; font-size: 0.95rem; }
.chat-header-status { font-size: 0.74rem; color: var(--green); display: flex; align-items: center; gap: 0.35rem; }
.chat-header-status .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }

.e2ee-badge {
  display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.7rem; font-weight: 600;
  color: var(--accent-light); background: var(--accent-subtle); border: 1px solid rgba(200,121,65,0.2);
  border-radius: 999px; padding: 0.25rem 0.65rem;
}

.messages-scroll { flex: 1; overflow-y: auto; padding: 1.5rem; display: flex; flex-direction: column; gap: 0.55rem; }

.msg-row { display: flex; max-width: 68%; animation: slideUp 0.25s var(--ease) both; }
.msg-row.mine { align-self: flex-end; justify-content: flex-end; }
.msg-row.theirs { align-self: flex-start; }

.msg-bubble {
  padding: 0.65rem 0.95rem; border-radius: var(--radius); font-size: 0.88rem; line-height: 1.55;
  word-break: break-word; white-space: pre-wrap; position: relative;
}
.msg-row.mine .msg-bubble {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent)); color: #fff;
  border-bottom-right-radius: 4px; box-shadow: 0 3px 14px rgba(200,121,65,0.22);
}
.msg-row.theirs .msg-bubble {
  background: var(--glass-2); border: 1px solid var(--glass-border); color: var(--text);
  border-bottom-left-radius: 4px;
}
.msg-time { font-size: 0.65rem; opacity: 0.65; margin-top: 0.25rem; display: block; text-align: right; }

.msg-system {
  align-self: center; font-size: 0.72rem; color: var(--text-muted); background: var(--glass);
  border: 1px solid var(--glass-border); border-radius: 999px; padding: 0.3rem 0.8rem; margin: 0.4rem 0;
}

.composer {
  display: flex; align-items: flex-end; gap: 0.7rem; padding: 1rem 1.5rem;
  border-top: 1px solid var(--glass-border); backdrop-filter: blur(10px);
}
.composer textarea {
  flex: 1; resize: none; max-height: 140px; min-height: 44px;
  background: rgba(0,0,0,0.28); border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  padding: 0.65rem 0.9rem; color: var(--text); font-size: 0.9rem; outline: none;
  transition: border-color var(--t), box-shadow var(--t);
}
.composer textarea:focus { border-color: rgba(200,121,65,0.45); box-shadow: 0 0 0 3px rgba(200,121,65,0.1); }
.composer .btn-primary { width: auto; padding: 0.7rem 1.4rem; }

/* Chat-Header Aktionen (Verifizieren, E2EE-Badge) */
.chat-header-actions { display: flex; align-items: center; gap: 0.6rem; }
.chat-active-shown { display: contents; }

#verify-badge-btn.verified { background: var(--green-bg); border-color: var(--green-border); color: #86efac; }

/* Header-Aktionen (Panic-Wipe, User-Chip) */
.header-actions { display: flex; align-items: center; gap: 0.6rem; }

/* Sicherheitsnummer */
.safety-number {
  font-family: 'Courier New', monospace; font-size: 1.15rem; letter-spacing: 0.05em;
  background: rgba(0,0,0,0.28); border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  padding: 1rem; text-align: center; margin: 1rem 0; word-spacing: 0.4em; color: var(--accent-light);
}

/* Ladefehler für vendorisierte Skripte (siehe vendor-guard.js) */
.vendor-load-error {
  position: fixed; inset: 0; z-index: 9999; display: flex; align-items: center; justify-content: center;
  background: rgba(4,5,8,0.9); padding: 2rem; text-align: center; color: #fca5a5;
  font-family: 'Inter', sans-serif; font-size: 0.9rem;
}
.vendor-load-error.hidden { display: none !important; }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(4,5,8,0.65); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; z-index: 500; padding: 1.5rem;
}
.modal-card {
  background: var(--bg-3); border: 1px solid var(--glass-border); border-radius: var(--radius-lg);
  padding: 2rem; max-width: 420px; width: 100%; box-shadow: var(--shadow-lg); animation: scaleIn 0.3s var(--ease) both;
}
.modal-card h2 { font-size: 1.15rem; margin-bottom: 0.6rem; }
.modal-card p { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 1.25rem; line-height: 1.6; }
.modal-actions { display: flex; gap: 0.6rem; margin-top: 1.25rem; }
.modal-actions .btn { width: auto; flex: 1; }

/* Scrollbars */
.messages-scroll::-webkit-scrollbar, .conversation-list::-webkit-scrollbar, .search-results::-webkit-scrollbar { width: 8px; }
.messages-scroll::-webkit-scrollbar-thumb, .conversation-list::-webkit-scrollbar-thumb, .search-results::-webkit-scrollbar-thumb {
  background: var(--glass-border); border-radius: 999px;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 820px) {
  .sidebar { width: 100%; position: absolute; inset: var(--header-height) 0 0 0; z-index: 50; }
  .sidebar.hide-mobile { display: none; }
  .chat-pane.hide-mobile { display: none; }
  .msg-row { max-width: 86%; }
}

@media (max-width: 480px) {
  .login-card { padding: 2.25rem 1.5rem; }
  .composer { padding: 0.75rem 1rem; }
  .chat-header { padding: 0.75rem 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important; animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important; scroll-behavior: auto !important;
  }
}