/* ==========================================================================
   Ilya Frolov — personal brand site
   Dark premium: graphite + gold/brass
   ========================================================================== */

:root {
  --bg: #0c0d0f;
  --bg-alt: #111318;
  --card: #16181d;
  --card-border: rgba(201, 161, 91, 0.14);
  --card-border-hover: rgba(201, 161, 91, 0.32);
  --ink: #eeeae1;
  --ink-dim: #a7a6a2;
  --ink-faint: #6f6f70;
  --gold: #c9a15b;
  --gold-bright: #e3bf7c;
  --gold-dim: #8a7345;
  --line: rgba(255, 255, 255, 0.08);
  --danger-bg: #17130f;

  --font-serif: "Playfair Display", "Georgia", serif;
  --font-sans: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container-w: 1160px;
  --radius: 16px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 28px;
}

/* subtle grain overlay for texture / "expensive" feel */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 13, 15, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 19px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: 1px solid var(--card-border);
  background: linear-gradient(155deg, #1a1c21, #0f1013);
  color: var(--gold);
  font-family: var(--font-serif);
  font-size: 17px;
  font-style: italic;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-dim);
}

.main-nav a {
  position: relative;
  transition: color 0.2s var(--ease);
}

.main-nav a:not(.nav-cta):after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}

.main-nav a:not(.nav-cta):hover { color: var(--ink); }
.main-nav a:not(.nav-cta):hover:after { transform: scaleX(1); }

.nav-cta {
  padding: 9px 18px;
  border: 1px solid var(--gold-dim);
  border-radius: 999px;
  color: var(--gold-bright) !important;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.nav-cta:hover {
  background: rgba(201, 161, 91, 0.1);
  border-color: var(--gold);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--ink);
  margin: 0 auto;
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 130px 0 100px;
  overflow: hidden;
  isolation: isolate;
}

.hero-glow {
  position: absolute;
  top: -260px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 620px;
  background: radial-gradient(ellipse at center, rgba(201, 161, 91, 0.16) 0%, rgba(201, 161, 91, 0.03) 45%, transparent 70%);
  z-index: -1;
}

.hero-inner { max-width: 820px; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 28px;
}

.eyebrow-line {
  width: 30px;
  height: 1px;
  background: var(--gold);
}

.hero-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(38px, 5.6vw, 62px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 26px;
  color: var(--ink);
}

.hero-subtitle {
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink-dim);
  max-width: 640px;
  margin: 0 0 42px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 68px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(155deg, var(--gold-bright), var(--gold) 60%, var(--gold-dim));
  color: #16130a;
  box-shadow: 0 10px 30px -12px rgba(201, 161, 91, 0.55);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px -12px rgba(201, 161, 91, 0.7);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}
.btn-ghost:hover {
  border-color: var(--card-border-hover);
  background: rgba(255, 255, 255, 0.03);
}

.btn-full { width: 100%; justify-content: center; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
  max-width: 820px;
}

.stat { display: flex; flex-direction: column; gap: 6px; }

.stat-num {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--gold-bright);
}

.stat-label {
  font-size: 13px;
  color: var(--ink-faint);
  line-height: 1.4;
}

/* ---------- Generic section ---------- */
.section { padding: 110px 0; }
.section-alt { background: var(--bg-alt); }

.section-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 16px;
}

.section-eyebrow-gold { color: var(--gold); }

.section-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1.2;
  margin: 0 0 56px;
  max-width: 640px;
  color: var(--ink);
}

/* ---------- Pain grid ---------- */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.pain-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 30px 32px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.pain-card:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-3px);
}

.pain-icon {
  flex: none;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(201, 161, 91, 0.08);
  color: var(--gold);
  font-size: 18px;
}

.pain-card p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 15.5px;
  line-height: 1.6;
  padding-top: 6px;
}

/* ---------- Theft block ---------- */
.theft-block {
  position: relative;
  padding: 120px 0;
  background: linear-gradient(180deg, #0e0f11, #141210 60%, #0e0f11);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  isolation: isolate;
}

.theft-glow {
  position: absolute;
  bottom: -300px;
  right: -100px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(201, 161, 91, 0.12), transparent 65%);
  z-index: -1;
}

.theft-inner { max-width: 780px; }

.theft-list {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.theft-list li {
  position: relative;
  padding-left: 30px;
  font-size: 16.5px;
  color: var(--ink);
  line-height: 1.6;
}

.theft-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--gold);
  transform: rotate(45deg);
}

.theft-callout {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 20px;
  line-height: 1.5;
  color: var(--gold-bright);
  border-left: 2px solid var(--gold-dim);
  padding-left: 22px;
  margin: 0 0 44px;
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.service-card:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-4px);
}

.service-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-head h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 21px;
  margin: 0;
  color: var(--ink);
}

.service-price {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.service-card p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.6;
}

.service-meta {
  margin-top: auto;
  padding-top: 14px;
  font-size: 13px;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
}

.service-card-flagship {
  grid-column: span 3;
  position: relative;
  padding: 44px;
  background: linear-gradient(155deg, #17140d, #121216 55%, #14100a);
  border: 1px solid rgba(201, 161, 91, 0.4);
  box-shadow: 0 30px 70px -30px rgba(201, 161, 91, 0.25);
}

.flagship-badge {
  position: absolute;
  top: -13px;
  left: 44px;
  background: linear-gradient(155deg, var(--gold-bright), var(--gold-dim));
  color: #16130a;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 999px;
}

.service-card-flagship .service-head h3 { font-size: 26px; }
.service-card-flagship .service-price { font-size: 15px; }

.flagship-note {
  color: var(--ink-dim) !important;
  font-size: 15px;
}

.flagship-note-strong {
  color: var(--gold-bright) !important;
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 17px;
}

.service-card-flagship .btn { margin-top: 12px; max-width: 320px; }

/* ---------- Trust ---------- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 50px;
}

.trust-card {
  padding: 34px 30px;
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  background: var(--card);
}

.trust-num {
  display: block;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 34px;
  color: var(--gold-dim);
  margin-bottom: 18px;
}

.trust-card h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  margin: 0 0 10px;
  color: var(--ink);
}

.trust-card p {
  margin: 0;
  font-size: 14.5px;
  color: var(--ink-dim);
  line-height: 1.6;
}

/* ---------- Cases ---------- */
.cases-lead {
  color: var(--ink-dim);
  font-size: 15.5px;
  line-height: 1.6;
  max-width: 680px;
  margin: -30px 0 50px;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.case-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.case-card:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-4px);
}

.case-tag {
  align-self: flex-start;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(201, 161, 91, 0.1);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  padding: 6px 14px;
}

.case-card h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 19px;
  margin: 0;
  color: var(--ink);
}

.case-row { display: flex; flex-direction: column; gap: 6px; }

.case-label {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.case-row p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-dim);
}

.case-result {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.case-result p {
  color: var(--gold-bright);
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 15px;
}

.cases-cta {
  margin-top: 50px;
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  background: linear-gradient(155deg, #17140d, #121216 60%);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cases-cta p {
  margin: 0;
  max-width: 520px;
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.6;
}

/* ---------- Process ---------- */
.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.process-list li {
  display: flex;
  gap: 28px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
.process-list li:last-child { border-bottom: 1px solid var(--line); }

.process-index {
  flex: none;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 20px;
  color: var(--gold);
}

.process-list h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  margin: 0 0 6px;
  color: var(--ink);
}

.process-list p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 15px;
  max-width: 520px;
}

/* ---------- Contact ---------- */
.contact-section {
  position: relative;
  background: var(--bg-alt);
  overflow: hidden;
  isolation: isolate;
}

.contact-glow {
  position: absolute;
  top: -200px;
  left: -150px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(201, 161, 91, 0.1), transparent 65%);
  z-index: -1;
}

.contact-lead {
  color: var(--ink-dim);
  font-size: 16px;
  max-width: 560px;
  margin: -30px 0 50px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 26px;
  align-items: start;
}

.contact-form {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-dim);
}

.optional { font-weight: 400; color: var(--ink-faint); }

.field input,
.field textarea {
  background: #0e1013;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--ink);
  resize: vertical;
  transition: border-color 0.2s var(--ease);
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--gold-dim);
}

.field input::placeholder,
.field textarea::placeholder { color: var(--ink-faint); }

.form-note {
  margin: 0;
  font-size: 12.5px;
  color: var(--ink-faint);
  text-align: center;
}

.contact-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  padding: 24px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  background: var(--card);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-card-label {
  font-size: 12.5px;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.contact-card-value {
  font-size: 17px;
  font-weight: 600;
  color: var(--gold-bright);
}
a.contact-card-value:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 50px 0 40px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 16px;
}

.footer-contacts {
  display: flex;
  gap: 24px;
  font-size: 14px;
  color: var(--ink-dim);
}
.footer-contacts a:hover { color: var(--gold-bright); }

.footer-location {
  width: 100%;
  order: 3;
  font-size: 13px;
  color: var(--ink-faint);
  margin: 0;
}

.footer-copy {
  width: 100%;
  order: 4;
  font-size: 12.5px;
  color: var(--ink-faint);
  margin: 6px 0 0;
}

/* ---------- Reveal on scroll ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card-flagship { grid-column: span 2; }
  .trust-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); max-width: 500px; }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    z-index: 200;
    background: #0c0d0f;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 28px 20px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a {
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
  }
  .main-nav a:last-child { border-bottom: none; }
  .nav-cta {
    margin-top: 10px;
    text-align: center;
  }
  .nav-toggle { display: flex; }

  .hero { padding: 100px 0 70px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; white-space: normal; }
  .hero-stats { grid-template-columns: 1fr; gap: 20px; }
  .pain-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card-flagship { grid-column: span 1; padding: 30px; }
  .cases-grid { grid-template-columns: 1fr; }
  .cases-lead { margin-top: 0; }
  .cases-cta { padding: 28px; flex-direction: column; align-items: stretch; }
  .cases-cta .btn { justify-content: center; white-space: normal; }
  .section { padding: 80px 0; }
  .theft-block { padding: 80px 0; }
  .contact-lead { margin-top: 0; }
  .contact-form { padding: 28px; }
}