/* ==========================================================================
   SENTINEL LEGAL GROUP — Design tokens
   ========================================================================== */
:root {
  --bg-page: #0A0E14;
  --bg-container: #12161F;
  --bg-elevated: #171C27;

  --gold: #B8935A;
  --gold-soft: #D1AF7E;
  --gold-dim: rgba(184, 147, 90, 0.14);
  --green: #4A9B6E;
  --green-dim: rgba(74, 155, 110, 0.14);

  --text-primary: #EDEFF3;
  --text-secondary: #8891A0;
  --text-tertiary: #5A6272;

  --border: rgba(184, 147, 90, 0.14);
  --border-soft: rgba(255, 255, 255, 0.06);

  --font-display: "Crimson Pro", "Songti SC", serif;
  --font-body: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", monospace;

  --container-w: 1100px;
  --gutter: clamp(20px, 5vw, 64px);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --shadow-card: 0 1px 2px rgba(0,0,0,0.25), 0 8px 24px rgba(0,0,0,0.3);
  --shadow-elevated: 0 6px 16px rgba(0,0,0,0.35), 0 20px 48px rgba(184,147,90,0.10);
}

/* ==========================================================================
   Reset
   ========================================================================== */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  max-width: 100%;
  overflow-x: hidden;
}
body {
  background: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, video, canvas, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
input, select, textarea { font-family: inherit; }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

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

/* ==========================================================================
   Layout primitives
   ========================================================================== */
.wrap {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
  position: relative;
  z-index: 1;
}
.section {
  width: 100%;
  padding-top: clamp(48px, 8vw, 100px);
  padding-bottom: clamp(48px, 8vw, 100px);
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-soft);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  flex: none;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.3;
  color: var(--text-primary);
  margin-top: 12px;
}
.section-desc {
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 14px auto 0;
}
.text-center { text-align: center; }

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.88);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  border-bottom: 1px solid var(--border-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--text-primary);
  white-space: nowrap;
}
.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #0A0E14;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  flex: none;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 28px;
}
.nav-link {
  font-size: 13.5px;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}
.nav-link:hover { color: var(--text-primary); }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: #0A0E14;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border: none;
  transition: filter 0.2s ease, transform 0.2s ease;
}
.nav-cta:hover { filter: brightness(1.08); transform: translateY(-1px); }

.burger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  flex-direction: column;
  gap: 4px;
}
.burger span {
  width: 18px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.burger.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 64px 0 0 0;
  background: #070A0F;
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: 28px var(--gutter);
  gap: 4px;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  isolation: isolate;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.mobile-menu.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}
.mobile-menu a {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  padding: 16px 4px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text-primary);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.mobile-menu .nav-cta {
  margin-top: 20px;
  justify-content: center;
  font-size: 13px;
  padding: 14px 18px;
}

@media (min-width: 860px) {
  .nav-desktop { display: flex; }
  .burger { display: none; }
  .mobile-menu { display: none; }
}

/* ==========================================================================
   Hero (radar/sentinel-scan canvas)
   ========================================================================== */
.hero {
  padding-top: clamp(160px, 20vw, 200px);
  padding-bottom: clamp(40px, 6vw, 64px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.9;
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(184,147,90,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184,147,90,0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 85% 65% at 50% 30%, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.25) 60%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 85% 65% at 50% 30%, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.25) 60%, transparent 100%);
  pointer-events: none;
}
.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse 70% 55% at 50% 32%, rgba(10,14,20,0.7) 0%, rgba(10,14,20,0.2) 55%, rgba(10,14,20,0) 78%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.6vw, 42px);
  line-height: 1.3;
  color: var(--text-primary);
  max-width: 780px;
  margin: 16px auto 0;
}
.hero-sub {
  font-size: clamp(14px, 1.6vw, 16.5px);
  color: var(--text-secondary);
  max-width: 620px;
  margin: 16px auto 0;
}
.hero-actions {
  margin-top: 26px;
  display: flex;
  justify-content: center;
}
.btn-primary {
  min-height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #0A0E14;
  font-weight: 700;
  font-size: 14.5px;
  display: inline-flex;
  align-items: center;
  border: none;
  transition: filter 0.2s ease, transform 0.2s ease;
}
.btn-primary:hover { filter: brightness(1.08); transform: translateY(-1px); }

/* ==========================================================================
   Trust Strip
   ========================================================================== */
.section-tight {
  padding-top: clamp(32px, 5vw, 48px);
  padding-bottom: clamp(32px, 5vw, 48px);
  background: var(--bg-container);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (min-width: 720px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}
.stat-card { text-align: center; }
.stat-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(16px, 2.2vw, 20px);
  color: var(--gold-soft);
}
.stat-label {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-secondary);
}
.stats-note {
  margin-top: 16px;
  font-size: 11px;
  color: var(--text-tertiary);
  text-align: center;
}

/* ==========================================================================
   Practice Areas
   ========================================================================== */
.practice-grid {
  margin-top: clamp(32px, 5vw, 48px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 720px) {
  .practice-grid { grid-template-columns: 1fr 1fr; }
}
.practice-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: left;
}
.practice-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--text-primary);
}
.practice-card p {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ==========================================================================
   How It Works (steps + photo)
   ========================================================================== */
.steps-grid {
  margin-top: clamp(32px, 5vw, 48px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 640px) {
  .steps-grid { grid-template-columns: repeat(4, 1fr); }
}
.step-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 22px;
  text-align: left;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gold-dim);
  color: var(--gold-soft);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
}
.step-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
  margin-top: 12px;
}
.step-card p {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.section-photo {
  position: relative;
  margin-top: clamp(28px, 5vw, 40px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  aspect-ratio: 16 / 6;
}
@media (max-width: 640px) {
  .section-photo { aspect-ratio: 4 / 3; }
}
.section-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.75) brightness(0.6) contrast(1.08) grayscale(0.15);
}
.section-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,14,20,0.1) 0%, rgba(10,14,20,0.82) 100%);
}
.section-photo-tag {
  position: absolute;
  left: 20px;
  bottom: 16px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-primary);
  background: rgba(10,14,20,0.55);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

/* ==========================================================================
   Why Work With Us (2-col info cards)
   ========================================================================== */
.two-col {
  margin-top: clamp(28px, 5vw, 40px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 720px) {
  .two-col { grid-template-columns: 1fr 1fr; }
}
.info-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: left;
}
.info-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--text-primary);
}
.info-card p {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ==========================================================================
   Long-form prose (What to Expect)
   ========================================================================== */
.prose-block {
  margin-top: clamp(28px, 5vw, 40px);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}
.prose-block p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 20px;
}
.prose-block p:last-child { margin-bottom: 0; }

/* ==========================================================================
   Case Review Form
   ========================================================================== */
.form-shell {
  margin-top: clamp(28px, 5vw, 40px);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 32px);
  text-align: left;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  background: var(--bg-container);
  color: var(--text-primary);
  padding: 0 14px;
  font-size: 14px;
  margin-top: 12px;
}
.form-textarea {
  min-height: 100px;
  padding: 12px 14px;
  resize: vertical;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-tertiary); }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--gold); outline: none; }
.form-submit {
  width: 100%;
  min-height: 50px;
  margin-top: 16px;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #0A0E14;
  font-weight: 700;
  font-size: 14.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: filter 0.2s ease, transform 0.2s ease;
}
.form-submit:hover { filter: brightness(1.08); transform: translateY(-1px); }
.form-submit[disabled] { pointer-events: none; filter: grayscale(0.2) brightness(1.1); }
.form-note {
  margin-top: 14px;
  font-size: 11.5px;
  color: var(--text-tertiary);
  text-align: center;
}
.spinner {
  width: 13px; height: 13px;
  border-radius: 50%;
  border: 2px solid rgba(10,14,20,0.25);
  border-top-color: #0A0E14;
  animation: spin 0.7s linear infinite;
  display: none;
}
.form-submit[disabled] .spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list {
  margin-top: clamp(28px, 5vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq-item {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  min-height: 44px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 14.5px;
  font-weight: 500;
  text-align: left;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-icon {
  flex: none;
  width: 18px;
  height: 18px;
  position: relative;
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  background: var(--gold-soft);
  transition: transform 0.25s ease;
}
.faq-icon::before { top: 8px; left: 2px; width: 14px; height: 1.5px; }
.faq-icon::after { top: 2px; left: 8px; width: 1.5px; height: 14px; }
.faq-item.is-open .faq-icon::after { transform: rotate(90deg); opacity: 0; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}
.faq-answer p {
  padding: 0 20px 18px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   Footer + disclaimers
   ========================================================================== */
.footer {
  padding: 30px var(--gutter) 44px;
  text-align: center;
  border-top: 1px solid var(--border-soft);
  background: var(--bg-container);
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.footer-copy {
  font-size: 12px;
  color: var(--text-tertiary);
}
.footer-demo-notice {
  max-width: 560px;
  font-size: 11.5px;
  color: var(--gold-soft);
  line-height: 1.7;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
}
.footer-disclaimer {
  max-width: 640px;
  font-size: 11px;
  color: var(--text-tertiary);
  line-height: 1.7;
}

/* ==========================================================================
   Confirmation modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(5, 7, 10, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--gutter);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}
.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.modal-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 420px;
  width: 100%;
  padding: 32px 28px;
  text-align: center;
  transform: translateY(8px) scale(0.98);
  transition: transform 0.22s ease;
  box-shadow: var(--shadow-elevated);
}
.modal-overlay.is-open .modal-card {
  transform: translateY(0) scale(1);
}
.modal-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--text-primary);
}
.modal-body {
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.modal-close {
  margin-top: 22px;
  min-height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #0A0E14;
  font-weight: 700;
  font-size: 13.5px;
  transition: filter 0.2s ease;
}
.modal-close:hover { filter: brightness(1.08); }

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}