/* ============================================================
   PhishGuard — Stylesheet
   Modern cybersecurity SaaS aesthetic
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@400;500&display=swap');

/* ---------- Variables ---------- */
:root {
  --bg:           #f4f5f7;
  --surface:      #ffffff;
  --surface-2:    #f9fafb;
  --border:       #e2e5ea;
  --border-2:     #d0d5dd;
  --text-1:       #0f1117;
  --text-2:       #3d4450;
  --text-3:       #6b7280;
  --text-4:       #9ca3af;
  --accent:       #2563eb;
  --accent-light: #eff6ff;
  --accent-glow:  rgba(37,99,235,0.12);
  --low:          #059669;
  --low-bg:       #ecfdf5;
  --med:          #d97706;
  --med-bg:       #fffbeb;
  --high:         #dc2626;
  --high-bg:      #fef2f2;
  --radius:       12px;
  --radius-sm:    8px;
  --shadow:       0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg:    0 4px 6px rgba(0,0,0,0.04), 0 10px 40px rgba(0,0,0,0.08);
  --font:         'DM Sans', system-ui, sans-serif;
  --mono:         'DM Mono', 'Menlo', monospace;
  --transition:   0.2s ease;
}

[data-theme="dark"] {
  --bg:           #0c0e13;
  --surface:      #161920;
  --surface-2:    #1d2029;
  --border:       #272c38;
  --border-2:     #343b4a;
  --text-1:       #e8eaf0;
  --text-2:       #a8adb8;
  --text-3:       #6b7280;
  --text-4:       #4b5263;
  --accent:       #3b82f6;
  --accent-light: rgba(59,130,246,0.08);
  --accent-glow:  rgba(59,130,246,0.15);
  --low:          #34d399;
  --low-bg:       rgba(52,211,153,0.08);
  --med:          #fbbf24;
  --med-bg:       rgba(251,191,36,0.08);
  --high:         #f87171;
  --high-bg:      rgba(248,113,113,0.08);
  --shadow:       0 1px 3px rgba(0,0,0,0.3), 0 4px 16px rgba(0,0,0,0.3);
  --shadow-lg:    0 4px 6px rgba(0,0,0,0.2), 0 10px 40px rgba(0,0,0,0.4);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

/* ---------- Layout ---------- */
.page-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* ---------- Header ---------- */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand-icon svg { color: #fff; }
.brand-name {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-1);
}
.brand-name span {
  color: var(--accent);
}

/* Dark mode toggle */
.theme-toggle {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  width: 40px;
  height: 22px;
  cursor: pointer;
  position: relative;
  transition: background var(--transition), border var(--transition);
  flex-shrink: 0;
}
.theme-toggle::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  background: var(--text-3);
  border-radius: 50%;
  transition: transform var(--transition), background var(--transition);
}
[data-theme="dark"] .theme-toggle::after {
  transform: translateX(18px);
  background: var(--accent);
}

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  padding: 52px 0 40px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
  border: 1px solid rgba(37,99,235,0.18);
}
[data-theme="dark"] .hero-badge {
  border-color: rgba(59,130,246,0.2);
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-1);
  margin-bottom: 14px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero p {
  color: var(--text-3);
  font-size: 1rem;
  max-width: 420px;
  margin: 0 auto;
  font-weight: 400;
}

/* ---------- Analyzer Card ---------- */
.analyzer {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), border var(--transition);
}
.input-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
}
.url-input-wrap {
  flex: 1;
  position: relative;
}
.url-input-wrap .icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-4);
  display: flex;
}
.url-input {
  width: 100%;
  height: 48px;
  padding: 0 16px 0 42px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--mono);
  font-size: 0.875rem;
  color: var(--text-1);
  outline: none;
  transition: border var(--transition), box-shadow var(--transition), background var(--transition);
}
.url-input::placeholder { color: var(--text-4); font-family: var(--font); }
.url-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--surface);
}
.btn-analyze {
  height: 48px;
  padding: 0 22px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  transition: opacity var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.btn-analyze:hover { opacity: 0.9; }
.btn-analyze:active { transform: scale(0.98); }
.btn-analyze:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-analyze svg { transition: transform 0.3s; }
.btn-analyze:hover svg { transform: translateX(2px); }

/* ---------- Loader ---------- */
#loader {
  display: none;
  text-align: center;
  padding: 24px 0 8px;
}
#loader.active { display: block; }
.scan-animation {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  position: relative;
}
.scan-ring {
  position: absolute;
  inset: 0;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
.scan-ring-2 {
  position: absolute;
  inset: 8px;
  border: 1.5px solid transparent;
  border-top-color: var(--accent);
  border-radius: 50%;
  opacity: 0.4;
  animation: spin 1.4s linear infinite reverse;
}
.scan-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 1s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }
.loader-text {
  font-size: 0.8rem;
  color: var(--text-3);
  letter-spacing: 0.04em;
  font-family: var(--mono);
  animation: blink 1.2s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ---------- Results ---------- */
#results {
  display: none;
  animation: fadeSlideIn 0.4s ease;
}
#results.visible { display: block; }
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Score row */
.result-top {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  margin-bottom: 16px;
  align-items: center;
}
@media (max-width: 560px) {
  .result-top { grid-template-columns: 1fr; justify-items: center; }
}

/* Gauge */
.gauge-wrap {
  position: relative;
  width: 130px;
  height: 130px;
  flex-shrink: 0;
}
.gauge-wrap svg { overflow: visible; }
.gauge-score-label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.gauge-score-label .num {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--text-1);
  transition: color 0.5s;
}
.gauge-score-label .lbl {
  font-size: 0.65rem;
  color: var(--text-4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
}

/* Score info */
.score-info h2 {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.score-info .analyzed-url {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-3);
  word-break: break-all;
  margin-bottom: 14px;
}
.risk-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
}
.risk-low  { background: var(--low-bg);  color: var(--low);  }
.risk-med  { background: var(--med-bg);  color: var(--med);  }
.risk-high { background: var(--high-bg); color: var(--high); }
.risk-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 1.5s ease-in-out infinite;
}

/* Details grid */
.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  box-shadow: var(--shadow);
  animation: fadeSlideIn 0.4s ease both;
}
.detail-card-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-3);
  margin-bottom: 8px;
}
.detail-card-label svg { flex-shrink: 0; }
.detail-card-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: -0.01em;
}
.detail-card-value.good { color: var(--low); }
.detail-card-value.warn { color: var(--med); }
.detail-card-value.bad  { color: var(--high); }
.detail-card-sub {
  font-size: 0.72rem;
  color: var(--text-4);
  margin-top: 2px;
}

/* Factors panel */
.factors-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
  animation: fadeSlideIn 0.45s 0.05s ease both;
}
.factors-panel h3 {
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.factor-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.5;
}
.factor-item:last-child { border-bottom: none; padding-bottom: 0; }
.factor-icon { flex-shrink: 0; margin-top: 2px; }

/* ---------- History ---------- */
.history-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px;
  margin-top: 20px;
  animation: fadeSlideIn 0.4s ease both;
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.section-title {
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 7px;
}
.btn-clear {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.75rem;
  color: var(--text-3);
  cursor: pointer;
  font-family: var(--font);
  transition: border var(--transition), color var(--transition);
}
.btn-clear:hover { border-color: var(--high); color: var(--high); }
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.history-table th {
  text-align: left;
  color: var(--text-4);
  font-weight: 500;
  padding: 0 8px 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.history-table td {
  padding: 10px 8px 10px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
  vertical-align: middle;
}
.history-table tr:last-child td { border-bottom: none; }
.history-table .url-cell {
  font-family: var(--mono);
  font-size: 0.75rem;
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-1);
}
.history-table .ts-cell { color: var(--text-4); font-size: 0.72rem; white-space: nowrap; }
.history-empty {
  text-align: center;
  color: var(--text-4);
  font-size: 0.85rem;
  padding: 20px 0;
}

/* ---------- Footer ---------- */
footer {
  text-align: center;
  padding: 32px 0 20px;
}
footer p {
  font-size: 0.75rem;
  color: var(--text-4);
  opacity: 0.55;
  line-height: 1.8;
}
footer p strong {
  font-weight: 500;
  opacity: 0.75;
}

/* ---------- Error ---------- */
.error-msg {
  display: none;
  background: var(--high-bg);
  border: 1px solid rgba(220,38,38,0.2);
  color: var(--high);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.85rem;
  margin-top: 12px;
  align-items: center;
  gap: 8px;
}
.error-msg.visible { display: flex; }