/* ============ RESET & BASE ============ */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

p {
  margin: 0;
}

input,
textarea,
button,
select {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
}

::selection {
  background: var(--ink);
  color: #fff;
}

/* ============ THEME (calm navy / slate) ============ */
:root {
  --page: #f8fafc;
  --surface: #ffffff;
  --surface-2: #f1f5f9;
  --ink: #0f172a;
  --ink-soft: #334155;
  --ink-mute: #64748b;
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  --label: #64748b;
  --accent: #0369a1;
  --accent-fg: #ffffff;
  --band-bg: #0f172a;
  --band-fg: #f8fafc;
  --band-line: rgba(248, 250, 252, 0.14);
  --band-mute: #94a3b8;
  --btn-bg: #0f172a;
  --btn-fg: #ffffff;
  --btn2-border: #cbd5e1;
  --danger: #dc2626;
  --success: #15803d;
  --ph-base: #edf1f5;
  --ph-line: #dbe2ea;
  --radius: 10px;
  --radius-btn: 8px;
  --header-h: 104px;

  background: var(--band-bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  line-height: 1.65;
}

body {
  background: var(--page);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  line-height: 1.65;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 40px);
}

/* ============ ACCESSIBILITY ============ */
.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  background: var(--ink);
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-btn);
  font-weight: 500;
  font-size: 14px;
  z-index: 100;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: 12px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ============ TYPOGRAPHY ============ */
.eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--label);
  margin-bottom: 18px;
}

.eyebrow-on-dark {
  margin-bottom: 0;
  color: var(--band-mute);
}

h1,
h2,
h3 {
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0;
}

h2 {
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.015em;
}

h3 {
  font-size: 20px;
}

.section-lead {
  margin: 18px 0 0;
  font-size: clamp(16px, 1.3vw, 18.5px);
  color: var(--ink-soft);
  max-width: 600px;
}

/* every section anchor clears the sticky header on jump-to */
section[id] {
  scroll-margin-top: var(--header-h);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-btn);
  font-weight: 500;
  font-size: 15px;
  padding: 11px 22px;
  transition: opacity 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
  cursor: pointer;
  border: none;
}

.btn-lg {
  padding: 15px 30px;
  font-size: 16px;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--btn-bg);
  color: var(--btn-fg);
}

.btn-primary:hover {
  opacity: 0.88;
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--btn2-border);
}

.btn-secondary:hover {
  border-color: var(--ink);
}

.link-arrow {
  font-size: 15.5px;
  color: var(--ink-soft);
  font-weight: 500;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 3px;
  white-space: nowrap;
}

.link-arrow:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ============ UTILITY BAR ============ */
.utility-bar {
  background: var(--band-bg);
  color: var(--band-mute);
}

.utility-bar .container>span:first-of-type {
  display: flex;
  align-items: center;
}

.flag-icon {
  display: inline-block;
  width: 15px;
  height: 11px;
  border-radius: 2px;
  vertical-align: 0.5px;
  margin-left: 5px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
  flex-shrink: 0;
}

.utility-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 9px;
  padding-bottom: 9px;
  font-size: 12.5px;
  flex-wrap: wrap;
}

.utility-contacts {
  display: flex;
  gap: 20px;
}

.utility-contacts a:hover {
  color: var(--band-fg);
}

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 68px;
  padding-top: 10px;
  padding-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: baseline;
  font-weight: 700;
  font-size: 23px;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.2vw, 30px);
  flex-wrap: wrap;
  justify-content: flex-end;
}

.main-nav>a:not(.btn) {
  font-size: 15px;
  color: var(--ink-soft);
  font-weight: 500;
}

.main-nav>a:not(.btn):hover {
  color: var(--ink);
}

@media (max-width: 640px) {
  .main-nav>a:not(.btn) {
    display: none;
  }

  .utility-bar {
    display: none;
  }
}

/* ============ HERO ============ */
.hero-grid {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(48px, 6vw, 80px);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-text h1 {
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.14;
  text-wrap: balance;
}

.lead {
  margin: 24px 0 0;
  font-size: clamp(17px, 1.5vw, 19px);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.hero-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: clamp(24px, 2.4vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.hero-panel-row {
  display: flex;
  gap: 10px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.hero-panel-row:first-child {
  padding-top: 0;
  border-top: none;
}

.hero-panel-num {
  flex: none;
  width: 20px;
  display: flex;
}

.hero-panel-num .why-diamond {
  width: 20px;
  height: 20px;
}

.hero-panel-title {
  font-size: 16.5px;
  font-weight: 600;
  margin: 0 0 6px;
}

.hero-panel-row p {
  font-size: 14.5px;
  color: var(--ink-soft);
  line-height: 1.55;
  margin: 0;
}

/* ============ SERVICES (editorial list) ============ */
.services {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.services .container {
  padding-top: clamp(56px, 7vw, 96px);
  padding-bottom: clamp(56px, 7vw, 96px);
}

.services-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.6fr;
  gap: clamp(32px, 5vw, 72px);
}

@media (max-width: 780px) {
  .services-layout {
    grid-template-columns: 1fr;
  }
}

.services-intro {
  position: sticky;
  top: calc(var(--header-h) + 20px);
  align-self: start;
}

@media (max-width: 780px) {
  .services-intro {
    position: static;
  }
}

.services-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.service-row {
  display: flex;
  gap: clamp(20px, 3vw, 40px);
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.services-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.service-num {
  font-family: "PT Serif", serif;
  font-size: clamp(32px, 4vw, 44px);
  color: var(--line-strong);
  flex: none;
  width: 64px;
  line-height: 1;
}

.service-body h3 {
  margin-bottom: 8px;
}

.service-body p {
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.6;
  max-width: 560px;
}

/* ============ PROCESS (vertical timeline) ============ */
.process .container {
  padding-top: clamp(56px, 7vw, 96px);
  padding-bottom: clamp(56px, 7vw, 96px);
}

.timeline {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  max-width: 640px;
}

.timeline-step {
  display: flex;
  gap: 24px;
  position: relative;
  padding-bottom: 40px;
}

.timeline-step::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 0;
  width: 1px;
  background: var(--line-strong);
}

.timeline-step:last-child::before {
  display: none;
}

.timeline-step:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 14px;
  z-index: 1;
}

.timeline-body h3 {
  margin-bottom: 8px;
  padding-top: 6px;
}

.timeline-body p {
  font-size: 15.5px;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ============ PULL QUOTE ============ */
.statement {
  background: var(--surface-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.statement .container {
  padding: clamp(56px, 7vw, 96px) clamp(20px, 5vw, 40px);
  max-width: 880px;
}

.statement blockquote {
  margin: 0;
  padding-left: clamp(20px, 3vw, 32px);
  border-left: 4px solid var(--accent);
  font-family: "PT Serif", serif;
  font-style: italic;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.4;
  color: var(--ink);
}

.statement-cite {
  margin: 20px 0 0 calc(clamp(20px, 3vw, 32px) + 4px);
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  color: var(--ink-mute);
}

/* ============ WHY US ============ */
.why-us .container {
  padding-top: clamp(56px, 7vw, 96px);
  padding-bottom: clamp(56px, 7vw, 96px);
}

.why-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.6fr;
  gap: clamp(32px, 5vw, 72px);
}

@media (max-width: 780px) {
  .why-layout {
    grid-template-columns: 1fr;
  }
}

.why-intro {
  position: sticky;
  top: calc(var(--header-h) + 20px);
  align-self: start;
}

@media (max-width: 780px) {
  .why-intro {
    position: static;
  }
}

.why-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.why-list li {
  display: flex;
  gap: 20px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.why-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.why-diamond {
  width: 18px;
  height: 18px;
  flex: none;
}

.why-list .why-diamond {
  margin-top: 7px;
}

.why-list h3 {
  margin-bottom: 6px;
}

.why-list p {
  font-size: 15.5px;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ============ COMPLIANCE (full-bleed dark strip) ============ */
.compliance-band {
  background: var(--band-bg);
  color: var(--band-fg);
  padding-top: clamp(48px, 6vw, 72px);
  padding-bottom: clamp(48px, 6vw, 72px);
}

.compliance-strip {
  max-width: 1200px;
  margin: 32px auto 0;
  padding: 0 clamp(20px, 5vw, 40px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 720px) {
  .compliance-strip {
    grid-template-columns: 1fr;
  }
}

.compliance-item {
  padding: 8px clamp(20px, 3vw, 36px);
  border-left: 1px solid var(--band-line);
}

.compliance-item:first-child {
  padding-left: 0;
  border-left: none;
}

@media (max-width: 720px) {
  .compliance-item {
    border-left: none;
    border-top: 1px solid var(--band-line);
    padding: 24px 0;
  }

  .compliance-item:first-child {
    border-top: none;
    padding-top: 0;
  }
}

.compliance-title {
  font-family: "PT Serif", serif;
  font-size: 21px;
  font-weight: 700;
}

.compliance-item p {
  margin: 10px 0 0;
  font-size: 14.5px;
  color: var(--band-mute);
  line-height: 1.55;
}

/* ============ CASES (horizontal scroller) ============ */
.cases {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.cases .container.cases-header {
  padding-top: clamp(56px, 7vw, 96px);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: clamp(24px, 4vw, 40px);
  padding: 40px clamp(20px, 5vw, 40px) clamp(56px, 7vw, 96px);
}

.case-thumb {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: repeating-linear-gradient(135deg, var(--ph-base), var(--ph-base) 11px, var(--ph-line) 11px, var(--ph-line) 12px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-tag {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11.5px;
  color: var(--ink-mute);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
}

.case-card h3 {
  margin-top: 20px;
  font-size: clamp(19px, 1.6vw, 23px);
}

.case-tag {
  margin-top: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ============ FAQ ============ */
.faq .container {
  padding-top: clamp(56px, 7vw, 96px);
  padding-bottom: clamp(56px, 7vw, 96px);
  max-width: 780px;
}

.faq-list {
  margin-top: 12px;
}

.faq-item {
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.faq-list .faq-item:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 500;
  font-size: 16.5px;
  color: var(--ink);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 16px;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  flex: none;
  transition: transform 0.25s ease;
}

.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 14px 0 0 38px;
  font-size: 15.5px;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ============ CONTACT / FORM (paper-form aesthetic) ============ */
.contact {
  background: var(--page);
  border-bottom: 1px solid var(--line);
}

.contact-inner {
  padding-top: clamp(56px, 7vw, 96px);
  padding-bottom: clamp(56px, 7vw, 96px);
  display: flex;
  gap: clamp(36px, 5vw, 72px);
  flex-wrap: wrap;
}

.contact-text,
.contact-form-wrap {
  flex: 1 1 340px;
  min-width: 300px;
}

.contact-text .section-lead {
  max-width: 440px;
}

.contact-details {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 5px;
}

.contact-value {
  font-size: 19px;
  font-weight: 500;
  color: var(--ink);
}

.contact-value:hover {
  color: var(--accent);
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: clamp(26px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.contact-form label {
  display: block;
}

.contact-form label>span {
  display: block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 8px;
}

.req {
  color: var(--danger);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 8px 2px 12px;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-bottom-color: var(--accent);
}

.contact-form textarea {
  resize: vertical;
  line-height: 1.5;
  min-height: 80px;
  max-height: 320px;
}

.form-note {
  margin: 0;
  font-size: 12.5px;
  color: var(--ink-mute);
  line-height: 1.5;
  text-align: center;
}

.form-note a {
  color: var(--ink-soft);
  text-decoration: underline;
}

.form-status {
  margin: 0;
  font-size: 14px;
  text-align: center;
  min-height: 1.2em;
}

.form-status.success {
  color: var(--success);
}

.form-status.error {
  color: var(--danger);
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--band-bg);
  color: var(--band-fg);
}

.site-footer .container {
  padding-top: clamp(48px, 5vw, 72px);
  padding-bottom: clamp(48px, 5vw, 72px);
}

.footer-top {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: space-between;
}

.footer-about {
  max-width: 320px;
}

.footer-logo {
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.03em;
}

.footer-about p {
  margin: 16px 0 0;
  font-size: 15px;
  color: var(--band-mute);
  line-height: 1.6;
}

.footer-columns {
  display: flex;
  gap: clamp(40px, 6vw, 90px);
  flex-wrap: wrap;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col-title {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--band-mute);
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 15px;
  color: var(--band-fg);
}

.footer-col a:hover {
  color: var(--band-mute);
}

.footer-bottom {
  margin-top: clamp(40px, 5vw, 64px);
  padding-top: 24px;
  border-top: 1px solid var(--band-line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom span {
  font-size: 13.5px;
  color: var(--band-mute);
}

.footer-bottom span:last-of-type {
  display: flex;
  align-items: center;
}

.footer-bottom a {
  text-decoration: underline;
}

.footer-bottom a:hover {
  color: var(--band-fg);
}

/* ============ LEGAL ============ */
.legal {
  padding: clamp(44px, 6vw, 80px) 0 clamp(64px, 8vw, 110px);
}

.legal h1 {
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.15;
  max-width: 760px;
}

.legal-date {
  margin: 16px 0 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
}

.legal-body {
  max-width: 720px;
  margin-top: clamp(32px, 4vw, 48px);
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 3.5vw, 40px);
}

.legal-body section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.legal-body h2 {
  font-size: clamp(19px, 1.8vw, 22px);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.legal-body p,
.legal-body li {
  margin: 0;
  font-size: 15.5px;
  color: var(--ink-soft);
}

.legal-body ul {
  margin: 0;
  padding-left: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.legal-body a {
  color: var(--accent);
  text-decoration: underline;
}

.legal-back {
  margin-top: clamp(36px, 4vw, 52px);
  display: inline-flex;
  font-size: 15px;
  color: var(--accent);
}