/* ══════════════════════════════════════════════════════════
   styles.css – Secure Authentication System
   Aesthetic: Cyberpunk Terminal / Matrix Dark
   Fonts: Share Tech Mono (terminal) + Orbitron (headings)
   ══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;400;600&display=swap');

/* ── Reset & Base ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-deep:       #030508;
  --bg-panel:      rgba(0, 18, 8, 0.88);
  --bg-card:       rgba(0, 30, 15, 0.75);
  --green:         #00ff41;
  --green-dim:     #00cc33;
  --green-glow:    rgba(0, 255, 65, 0.15);
  --cyan:          #00d4ff;
  --red:           #ff2244;
  --yellow:        #f5c400;
  --text-primary:  #d0ffdd;
  --text-dim:      #4d7a5a;
  --text-muted:    #2a4a35;
  --border:        rgba(0, 255, 65, 0.2);
  --border-glow:   rgba(0, 255, 65, 0.5);
  --shadow:        0 0 40px rgba(0, 255, 65, 0.08);
  --radius:        4px;
  --font-mono:     'Share Tech Mono', monospace;
  --font-head:     'Orbitron', monospace;
  --font-body:     'Rajdhani', sans-serif;
  --transition:    0.2s ease;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-mono);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ── Matrix Rain Canvas ─────────────────────────────────── */
#matrix-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.04;
}

/* ── Scanline Overlay ───────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
  pointer-events: none;
  z-index: 1;
}

/* ── Layout Wrapper ─────────────────────────────────────── */
#app {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Top Navigation Bar ─────────────────────────────────── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 28px;
  border-bottom: 1px solid var(--border);
  background: rgba(3, 5, 8, 0.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--green);
  text-transform: uppercase;
}

.navbar-brand .shield-icon {
  width: 28px; height: 28px;
  border: 2px solid var(--green);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
  box-shadow: 0 0 12px var(--green-glow);
  animation: pulse-border 3s ease-in-out infinite;
}

@keyframes pulse-border {
  0%, 100% { box-shadow: 0 0 12px var(--green-glow); }
  50%       { box-shadow: 0 0 24px rgba(0,255,65,0.35); }
}

.navbar-status {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.72rem; color: var(--text-dim);
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: blink-dot 2s ease-in-out infinite;
}

@keyframes blink-dot {
  0%, 100% { opacity: 1; } 50% { opacity: 0.3; }
}

.navbar-user {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.75rem; color: var(--text-dim);
}

.navbar-user .username-badge {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--green);
  font-family: var(--font-head);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
}

#btn-logout {
  background: transparent;
  border: 1px solid rgba(255,34,68,0.4);
  color: var(--red);
  padding: 5px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  transition: var(--transition);
  letter-spacing: 0.05em;
}

#btn-logout:hover {
  background: rgba(255,34,68,0.1);
  border-color: var(--red);
  box-shadow: 0 0 12px rgba(255,34,68,0.2);
}

/* ── Page Container ─────────────────────────────────────── */
.page { display: none; flex: 1; }
.page.active { display: flex; flex: 1; }

/* ── LANDING PAGE ───────────────────────────────────────── */
#page-landing {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  text-align: center;
}

.hero-badge {
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 5px 16px;
  border-radius: 2px;
  margin-bottom: 28px;
  display: inline-block;
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--green);
  text-shadow: 0 0 40px rgba(0,255,65,0.4);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.hero-title .accent { color: var(--cyan); }

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 50px;
}

.cia-triad {
  display: flex; gap: 20px; justify-content: center;
  margin-bottom: 56px; flex-wrap: wrap;
}

.cia-card {
  border: 1px solid var(--border);
  padding: 20px 28px;
  text-align: center;
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  transition: var(--transition);
  min-width: 130px;
}

.cia-card:hover {
  border-color: var(--green-dim);
  box-shadow: 0 0 24px var(--green-glow);
  transform: translateY(-3px);
}

.cia-letter {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 900;
  color: var(--green);
  display: block;
  text-shadow: 0 0 20px rgba(0,255,65,0.5);
  margin-bottom: 6px;
}

.cia-label {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── AUTH PAGE (Login / Register) ───────────────────────── */
#page-auth {
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.auth-container {
  width: 100%;
  max-width: 440px;
}

.auth-tabs {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
}

.tab-btn {
  flex: 1;
  padding: 12px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn.active {
  background: var(--green-glow);
  color: var(--green);
  border-bottom: 2px solid var(--green);
}

.tab-btn:hover:not(.active) { background: rgba(0,255,65,0.04); color: var(--text-primary); }

.auth-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 32px 28px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.auth-panel-header {
  margin-bottom: 26px;
}

.auth-panel-header h2 {
  font-family: var(--font-head);
  font-size: 1rem;
  color: var(--green);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.auth-panel-header p {
  font-size: 0.73rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* ── Form Elements ──────────────────────────────────────── */
.form-group { margin-bottom: 18px; }

label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 7px;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  background: rgba(0, 20, 10, 0.7);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  padding: 11px 14px;
  border-radius: var(--radius);
  outline: none;
  transition: var(--transition);
  letter-spacing: 0.05em;
}

input[type="text"]:focus,
input[type="password"]:focus {
  border-color: var(--green-dim);
  box-shadow: 0 0 16px var(--green-glow), inset 0 0 8px rgba(0,255,65,0.05);
  background: rgba(0, 30, 15, 0.8);
}

input::placeholder { color: var(--text-muted); font-size: 0.8rem; }

.password-wrapper { position: relative; }

.toggle-pw {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  background: none; border: none;
  color: var(--text-dim); cursor: pointer;
  font-size: 0.75rem; padding: 2px;
  transition: var(--transition);
}

.toggle-pw:hover { color: var(--green); }

/* Role selector */
.role-selector {
  display: flex; gap: 10px;
}

.role-option {
  flex: 1;
  padding: 9px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: var(--transition);
  user-select: none;
}

.role-option.selected {
  border-color: var(--green);
  color: var(--green);
  background: var(--green-glow);
}

.role-option:hover:not(.selected) {
  border-color: rgba(0,255,65,0.3);
  color: var(--text-primary);
}

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px;
  border: 1px solid;
  border-radius: var(--radius);
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--green-glow);
  border-color: var(--green-dim);
  color: var(--green);
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

.btn-primary:hover {
  background: rgba(0,255,65,0.22);
  box-shadow: 0 0 24px rgba(0,255,65,0.25);
  transform: translateY(-1px);
}

.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text-dim);
}

.btn-secondary:hover {
  border-color: var(--green-dim);
  color: var(--green);
  background: var(--green-glow);
}

.btn-danger {
  background: transparent;
  border-color: rgba(255,34,68,0.4);
  color: var(--red);
}

.btn-danger:hover {
  background: rgba(255,34,68,0.08);
  border-color: var(--red);
}

.btn-outline-cyan {
  background: transparent;
  border-color: rgba(0,212,255,0.35);
  color: var(--cyan);
}

.btn-outline-cyan:hover {
  background: rgba(0,212,255,0.08);
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(0,212,255,0.15);
}

.btn-lg {
  padding: 14px 36px;
  font-size: 0.8rem;
}

/* ── Alert / Message Boxes ──────────────────────────────── */
.alert {
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.78rem;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
  display: flex; align-items: flex-start; gap: 8px;
  animation: slideIn 0.2s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.alert-success { background: rgba(0,255,65,0.08); border: 1px solid rgba(0,255,65,0.3); color: var(--green); }
.alert-error   { background: rgba(255,34,68,0.08);  border: 1px solid rgba(255,34,68,0.3);  color: var(--red); }
.alert-warn    { background: rgba(245,196,0,0.08);  border: 1px solid rgba(245,196,0,0.3);  color: var(--yellow); }
.alert-info    { background: rgba(0,212,255,0.08);  border: 1px solid rgba(0,212,255,0.3);  color: var(--cyan); }

/* ── INTRUSION ALERT OVERLAY ────────────────────────────── */
#intrusion-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.85);
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

#intrusion-overlay.show { display: flex; }

.intrusion-modal {
  border: 2px solid var(--red);
  background: rgba(8, 0, 2, 0.95);
  padding: 40px;
  max-width: 480px;
  width: 90%;
  text-align: center;
  border-radius: var(--radius);
  box-shadow: 0 0 60px rgba(255,34,68,0.35);
  animation: glitch-in 0.3s ease;
}

@keyframes glitch-in {
  0%   { clip-path: inset(50% 0 50% 0); opacity: 0; }
  30%  { clip-path: inset(20% 0 20% 0); opacity: 1; }
  60%  { clip-path: inset(5% 0 2% 0); }
  100% { clip-path: inset(0 0 0 0); }
}

.intrusion-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  animation: flicker 0.8s ease-in-out infinite alternate;
}

@keyframes flicker {
  from { opacity: 1; } to { opacity: 0.5; }
}

.intrusion-modal h2 {
  font-family: var(--font-head);
  color: var(--red);
  font-size: 1.2rem;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  text-shadow: 0 0 20px rgba(255,34,68,0.5);
}

.intrusion-modal p {
  color: #cc8888;
  font-size: 0.82rem;
  line-height: 1.6;
  margin-bottom: 6px;
  font-family: var(--font-body);
}

.intrusion-modal .locked-user {
  color: var(--red);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  margin: 12px 0;
}

.intrusion-close {
  margin-top: 24px;
  padding: 10px 28px;
  background: rgba(255,34,68,0.1);
  border: 1px solid var(--red);
  color: var(--red);
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  border-radius: var(--radius);
  transition: var(--transition);
}

.intrusion-close:hover { background: rgba(255,34,68,0.2); }

/* ── DASHBOARD PAGES ────────────────────────────────────── */
#page-user-dashboard,
#page-admin-dashboard {
  flex-direction: column;
  padding: 28px;
  gap: 24px;
}

.dashboard-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.dashboard-title {
  font-family: var(--font-head);
  font-size: clamp(1rem, 3vw, 1.4rem);
  color: var(--green);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.dashboard-title span { color: var(--text-dim); font-size: 0.8em; }

.dashboard-subtitle { font-size: 0.75rem; color: var(--text-dim); letter-spacing: 0.08em; }

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

/* ── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--green-dim), transparent);
  opacity: 0;
  transition: var(--transition);
}

.card:hover { border-color: rgba(0,255,65,0.3); box-shadow: 0 0 24px var(--green-glow); }
.card:hover::before { opacity: 1; }

.card-label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.card-value {
  font-family: var(--font-head);
  font-size: 1.6rem;
  color: var(--green);
  font-weight: 700;
  text-shadow: 0 0 20px rgba(0,255,65,0.3);
}

.card-value.cyan  { color: var(--cyan);   text-shadow: 0 0 20px rgba(0,212,255,0.3); }
.card-value.red   { color: var(--red);    text-shadow: 0 0 20px rgba(255,34,68,0.3); }
.card-value.yellow{ color: var(--yellow); text-shadow: 0 0 20px rgba(245,196,0,0.3); }

.card-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ── Section Blocks ─────────────────────────────────────── */
.section-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 20, 10, 0.5);
}

.section-header h3 {
  font-family: var(--font-head);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
}

.section-body { padding: 20px; }

/* ── Table ──────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.data-table th {
  text-align: left;
  padding: 10px 14px;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-head);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(0,255,65,0.05);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.data-table tr:last-child td { border-bottom: none; }

.data-table tr:hover td { background: rgba(0,255,65,0.03); }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 2px;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-head);
}

.badge-green  { background: rgba(0,255,65,0.1);   color: var(--green);  border: 1px solid rgba(0,255,65,0.3); }
.badge-cyan   { background: rgba(0,212,255,0.1);  color: var(--cyan);   border: 1px solid rgba(0,212,255,0.3); }
.badge-red    { background: rgba(255,34,68,0.1);  color: var(--red);    border: 1px solid rgba(255,34,68,0.3); }
.badge-yellow { background: rgba(245,196,0,0.1);  color: var(--yellow); border: 1px solid rgba(245,196,0,0.3); }

/* ── Terminal / Log Viewer ──────────────────────────────── */
.terminal-log {
  background: rgba(0, 10, 4, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.7;
  max-height: 300px;
  overflow-y: auto;
  color: var(--text-dim);
}

.terminal-log::-webkit-scrollbar { width: 4px; }
.terminal-log::-webkit-scrollbar-track { background: transparent; }
.terminal-log::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.log-ok      { color: var(--green); }
.log-fail    { color: var(--red); }
.log-warn    { color: var(--yellow); }
.log-info    { color: var(--cyan); }
.log-prompt  { color: var(--text-dim); }

/* ── Encryption Demo ────────────────────────────────────── */
.encrypt-demo {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
}

.encrypt-box {
  background: rgba(0,10,4,0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
}

.encrypt-box .label { font-size: 0.62rem; letter-spacing: 0.15em; color: var(--text-dim); margin-bottom: 6px; text-transform: uppercase; }
.encrypt-box .value { font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-primary); word-break: break-all; }
.encrypt-arrow { font-size: 1.4rem; color: var(--green-dim); text-align: center; }

/* ── Profile Info ───────────────────────────────────────── */
.profile-row {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(0,255,65,0.05);
  gap: 20px;
}

.profile-row:last-child { border-bottom: none; }

.profile-key {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  width: 120px;
  flex-shrink: 0;
}

.profile-val {
  font-family: var(--font-mono);
  color: var(--text-primary);
  font-size: 0.85rem;
}

/* ── Admin Action Panels ────────────────────────────────── */
.action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.action-card {
  border: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.action-card:hover {
  border-color: var(--green-dim);
  box-shadow: 0 0 20px var(--green-glow);
  transform: translateY(-2px);
}

.action-card-icon { font-size: 1.5rem; margin-bottom: 10px; }

.action-card-title {
  font-family: var(--font-head);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.action-card-desc { font-size: 0.72rem; color: var(--text-dim); }

/* ── Modal ──────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  z-index: 500;
  background: rgba(0,0,0,0.75);
  align-items: center; justify-content: center;
  backdrop-filter: blur(3px);
}

.modal-overlay.show { display: flex; }

.modal {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 90%;
  max-width: 400px;
  box-shadow: var(--shadow);
}

.modal h3 {
  font-family: var(--font-head);
  color: var(--green);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.modal-actions {
  display: flex; gap: 10px; margin-top: 18px;
  justify-content: flex-end;
}

/* ── Typing Cursor ──────────────────────────────────────── */
.cursor {
  display: inline-block;
  width: 8px; height: 1.1em;
  background: var(--green);
  animation: blink-cur 1s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}

@keyframes blink-cur { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* ── Attempt Indicator ──────────────────────────────────── */
.attempt-dots { display: flex; gap: 6px; margin-top: 8px; }

.attempt-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  transition: var(--transition);
}

.attempt-dot.used { background: var(--red); border-color: var(--red); box-shadow: 0 0 8px rgba(255,34,68,0.5); }

.attempt-label { font-size: 0.68rem; color: var(--text-dim); margin-right: 6px; letter-spacing: 0.1em; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 600px) {
  .navbar { padding: 10px 16px; }
  .navbar-brand { font-size: 0.72rem; }
  #page-user-dashboard, #page-admin-dashboard { padding: 16px; }
  .encrypt-demo { grid-template-columns: 1fr; }
  .encrypt-arrow { transform: rotate(90deg); }
  .auth-panel { padding: 20px 16px; }
}