/* ===== Рутокен Био — светлая тема в фирменных цветах ===== */

:root {
  --rt-red: #d23;
  --rt-red-dark: #a51a26;
  --rt-teal: #117788;
  --rt-green: #2e9e5b;
  --rt-bg: #ffffff;
  --rt-bg-alt: #f6f7f9;
  --rt-text: #14181d;
  --rt-text-muted: #5d6670;
  --rt-border: #e3e7ec;
  --rt-shadow: 0 1px 2px rgba(20, 24, 29, 0.04), 0 8px 24px rgba(20, 24, 29, 0.06);
  --rt-radius: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Inter', 'Roboto', 'Segoe UI', system-ui, sans-serif;
  background: var(--rt-bg);
  color: var(--rt-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== ШАПКА ===== */
.site-header {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rt-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.header-brand {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
}
.logo-mark {
  background: var(--rt-red);
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  padding: 4px 12px;
  border-radius: 8px;
}
.logo-bio {
  color: var(--rt-teal);
  font-weight: 700;
  font-size: 1.05rem;
}
.header-status {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
  margin-left: auto;
}

/* ===== СТАТУС ===== */
.status-badge {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  background: var(--rt-bg-alt);
  color: var(--rt-text-muted);
  border: 1px solid var(--rt-border);
  white-space: nowrap;
}
.status-badge.connected {
  background: rgba(46, 158, 91, 0.1);
  color: #1f7a44;
  border-color: rgba(46, 158, 91, 0.35);
}

/* ===== HERO ===== */
.hero {
  background:
    radial-gradient(900px 380px at 82% -8%, rgba(221, 34, 51, 0.09), transparent 65%),
    radial-gradient(700px 340px at 8% 110%, rgba(17, 119, 136, 0.08), transparent 60%),
    var(--rt-bg-alt);
  border-bottom: 1px solid var(--rt-border);
  padding: 76px 24px 84px;
}
.hero-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero-badge {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(221, 34, 51, 0.1);
  color: var(--rt-red);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--rt-text);
  max-width: 30ch;
  margin-bottom: 18px;
}
.hero-note {
  font-size: 1rem;
  color: var(--rt-text-muted);
  max-width: 48ch;
}
.hero-visual {
  display: flex;
  justify-content: center;
}

/* карточка устройства */
.token-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #e0283a 0%, #b81d2c 100%);
  color: #fff;
  padding: 28px;
  border-radius: 22px;
  box-shadow: 0 18px 40px rgba(184, 29, 44, 0.28);
  width: 100%;
  max-width: 360px;
}
.token-fingerprint {
  display: flex;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 22px;
}
.token-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 16px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.94rem;
}
.token-row:last-child { border-bottom: 0; }
.token-row span {
  opacity: 0.82;
  min-width: 0;
  overflow-wrap: anywhere;
}
.token-row strong {
  text-align: right;
  min-width: 0;
  overflow-wrap: anywhere;
}

/* ===== КНОПКИ ===== */
.btn {
  display: inline-block;
  padding: 9px 18px;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--rt-border);
  background: var(--rt-bg);
  color: var(--rt-text);
  transition: background 0.15s, border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}
.btn:hover {
  border-color: #c9d0d8;
  background: var(--rt-bg-alt);
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--rt-red);
  color: #fff;
  border-color: var(--rt-red);
  box-shadow: 0 6px 16px rgba(221, 34, 51, 0.22);
}
.btn-primary:hover {
  background: var(--rt-red-dark);
  border-color: var(--rt-red-dark);
}
.btn-sm {
  padding: 7px 14px;
  font-size: 0.85rem;
}

/* ===== ШАГИ ===== */
.steps-section {
  padding: 64px 24px 72px;
  background: var(--rt-bg);
}
.section-inner {
  max-width: 1160px;
  margin: 0 auto;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 22px;
}
.step-card {
  position: relative;
  display: flex;
  flex-direction: column;
  grid-column: span 2;
  background: var(--rt-bg);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  padding: 26px 24px 24px;
  box-shadow: var(--rt-shadow);
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
}
.step-card-wide { grid-column: span 3; }
.step-card:hover {
  transform: translateY(-3px);
  border-color: rgba(221, 34, 51, 0.35);
  box-shadow: 0 2px 4px rgba(20, 24, 29, 0.05), 0 16px 32px rgba(20, 24, 29, 0.1);
}
.step-number {
  position: absolute;
  top: 12px;
  right: 20px;
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: rgba(221, 34, 51, 0.14);
  pointer-events: none;
}
.step-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  padding-right: 44px;
}
.step-desc {
  color: var(--rt-text-muted);
  margin-bottom: 18px;
  font-size: 0.88rem;
}
.step-card > .btn,
.step-card > .step-buttons {
  margin-top: auto;
}
.step-card > .btn {
  align-self: flex-start;
}
.step-select,
.step-input,
.step-textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--rt-border);
  border-radius: 10px;
  font-size: 0.92rem;
  font-family: inherit;
  color: var(--rt-text);
  margin-bottom: 12px;
  background: var(--rt-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.step-select:focus,
.step-input:focus,
.step-textarea:focus {
  outline: none;
  border-color: var(--rt-red);
  box-shadow: 0 0 0 3px rgba(221, 34, 51, 0.12);
}
#pinInput {
  font-family: 'SF Mono', 'Courier New', monospace;
  letter-spacing: 0.14em;
}
.step-textarea { resize: vertical; }
.step-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  cursor: pointer;
}
.step-checkbox input { accent-color: var(--rt-red); width: 16px; height: 16px; }
.step-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ===== КНОПКИ БИОМЕТРИИ В ШАПКЕ ===== */
.bio-buttons-top-right {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}
.bio-btn {
  padding: 5px 11px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: inherit;
  border: 1px solid rgba(17, 119, 136, 0.4);
  border-radius: 8px;
  background: transparent;
  color: var(--rt-teal);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.bio-btn:hover {
  background: var(--rt-teal);
  border-color: var(--rt-teal);
  color: #fff;
}
.bio-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.log-toggle {
  background: var(--rt-teal);
  border-color: var(--rt-teal);
  color: #fff;
}
.log-toggle:hover {
  background: #0d5f6d;
  border-color: #0d5f6d;
}

/* ===== ПОПАП БИОМЕТРИИ ===== */
.bio-popup {
  position: fixed;
  inset: 0;
  background: rgba(12, 16, 20, 0.66);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 1000;
}
.bio-popup-content {
  background: var(--rt-bg);
  border-radius: 22px;
  padding: 40px 36px 34px;
  text-align: center;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

/* сканер отпечатка */
.scanner {
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto 26px;
}
.scanner svg {
  position: absolute;
  left: 0;
  width: 140px;
  height: 140px;
}
.scanner-base {
  top: 0;
  color: #dde2e8;
}
.scanner-fill {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0;
  overflow: hidden;
  animation: fingerScan 2.4s ease-in-out infinite;
}
.scanner-top {
  bottom: 0;
  color: var(--rt-red);
}
.scanner-line {
  position: absolute;
  left: -8px;
  right: -8px;
  top: 100%;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--rt-red), transparent);
  box-shadow: 0 0 12px rgba(221, 34, 51, 0.6);
  animation: fingerLine 2.4s ease-in-out infinite;
}
@keyframes fingerScan {
  0%, 4% { height: 0; }
  52%, 72% { height: 100%; }
  96%, 100% { height: 0; }
}
@keyframes fingerLine {
  0% { top: 100%; opacity: 0; }
  8% { opacity: 1; }
  52% { top: 0; opacity: 1; }
  70% { top: 0; opacity: 0; }
  100% { top: 100%; opacity: 0; }
}
.bio-popup.success .scanner-fill {
  height: 100%;
  animation: none;
}
.bio-popup.success .scanner-top {
  color: var(--rt-green);
}
.bio-popup.success .scanner-base {
  color: rgba(46, 158, 91, 0.22);
}
.bio-popup.success .scanner-line { display: none; }
.scanner-title {
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.bio-popup-hint {
  color: var(--rt-text-muted);
  font-size: 0.92rem;
}
.scanner-title-ok,
.bio-popup-hint-ok { display: none; }
.bio-popup.success .scanner-title-ok,
.bio-popup.success .bio-popup-hint-ok { display: block; }
.bio-popup.success .scanner-title-wait,
.bio-popup.success .bio-popup-hint-wait { display: none; }
.bio-popup.success .scanner-title-ok { color: var(--rt-green); }

/* ===== РЕЗУЛЬТАТ ПОДПИСИ ===== */
.result-box { margin-top: 14px; }
.result-box label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--rt-text-muted);
  margin-bottom: 6px;
}
.result-box textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--rt-border);
  border-radius: 10px;
  font-family: 'SF Mono', 'Courier New', monospace;
  font-size: 0.8rem;
  background: var(--rt-bg-alt);
  resize: vertical;
}

/* ===== ЖУРНАЛ ===== */
.console-section {
  padding: 56px 24px 64px;
  background: var(--rt-bg-alt);
  border-top: 1px solid var(--rt-border);
}
.console-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.console-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.console-actions {
  display: flex;
  gap: 8px;
}
.console-output {
  background: #12161b;
  color: #7ce8a8;
  font-family: 'SF Mono', 'Courier New', monospace;
  font-size: 0.82rem;
  padding: 18px;
  border-radius: var(--rt-radius);
  max-height: 320px;
  overflow-y: auto;
  line-height: 1.5;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}
.console-line {
  margin-bottom: 4px;
  word-break: break-word;
}
.console-line.info { color: #7fd3ff; }
.console-line.success { color: #7ce8a8; }
.console-line.error { color: #ff7b7b; }
.console-line.warning { color: #ffc46b; }
.console-line.debug {
  display: none;
  color: #b8c7ff;
  white-space: pre-wrap;
}
.console-section.detailed .console-line.debug { display: block; }

/* ===== АДАПТИВНОСТЬ ===== */
@media (max-width: 1000px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-subtitle, .hero-note { max-width: none; }
}
@media (max-width: 900px) {
  .step-card,
  .step-card-wide { grid-column: span 3; }
}
@media (max-width: 768px) {
  .site-header { position: static; }
  .header-inner { justify-content: center; }
  .header-status, .bio-buttons-top-right { justify-content: center; }
  .hero { padding: 48px 20px 56px; }
  .steps-section { padding: 44px 20px 52px; }
}
@media (max-width: 620px) {
  .step-card,
  .step-card-wide { grid-column: span 6; }
}