/* Algo Driven API — Ledger Harbor theme */
:root {
  --bg: #e6eef2;
  --bg-deep: #d5e2e9;
  --surface: #f5f9fb;
  --ink: #0f1c27;
  --muted: #536573;
  --line: #b7c6d0;
  --accent: #2a7a6b;
  --accent-dark: #1f5c51;
  --accent-soft: #d7ebe6;
  --brass: #a67c3d;
  --danger: #9b3a32;
  --success: #1f6b4a;
  --shadow: 0 18px 40px rgba(15, 28, 39, 0.08);
  --radius: 4px;
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Figtree", "Avenir Next", "Segoe UI", sans-serif;
  --header-h: 4.25rem;
  --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(230, 238, 242, 0.92), rgba(230, 238, 242, 0.96)),
    repeating-linear-gradient(
      -18deg,
      transparent,
      transparent 11px,
      rgba(15, 28, 39, 0.025) 11px,
      rgba(15, 28, 39, 0.025) 12px
    ),
    var(--bg);
  line-height: 1.65;
  min-height: 100vh;
}

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

a {
  color: var(--accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--ink);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 560;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1rem;
}

ul,
ol {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  background: var(--ink);
  color: var(--surface);
  padding: 0.6rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  top: 1rem;
}

.inline-error {
  margin: 0;
  padding: 0.75rem 1rem;
  background: #f8e6e4;
  color: var(--danger);
  border-bottom: 1px solid #e2b4ae;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(245, 249, 251, 0.88);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 1.55rem;
  height: 1.55rem;
  border: 2px solid var(--accent);
  border-radius: 3px;
  background:
    linear-gradient(135deg, transparent 46%, var(--brass) 46%, var(--brass) 54%, transparent 54%),
    linear-gradient(45deg, var(--accent-soft), transparent);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.nav-toggle {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius);
  cursor: pointer;
  position: relative;
}

.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--ink);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-toggle-bar {
  top: 50%;
  margin-top: -1px;
}

.nav-toggle-bar::before {
  top: -6px;
}

.nav-toggle-bar::after {
  top: 6px;
}

.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.15rem 1.1rem;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 560;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: var(--ink) !important;
}

.nav-cta:hover {
  background: var(--ink);
  color: var(--surface) !important;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #f7fffc;
}

.btn-primary:hover {
  background: var(--accent-dark);
  color: #f7fffc;
}

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

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

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.section {
  padding: 4.5rem 0;
}

.section-tight {
  padding: 3rem 0;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2rem;
}

.section-label {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 0.7rem;
  font-weight: 700;
}

.lead {
  font-size: 1.125rem;
  color: var(--muted);
}

.muted {
  color: var(--muted);
}

/* Home hero — brand-first, full-bleed plane */
.hero-harbor {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  color: #f3f7f9;
  overflow: hidden;
}

.hero-harbor-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-harbor-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: drift 18s var(--ease) infinite alternate;
}

.hero-harbor-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 28, 39, 0.82) 0%, rgba(15, 28, 39, 0.55) 48%, rgba(15, 28, 39, 0.35) 100%),
    linear-gradient(0deg, rgba(15, 28, 39, 0.7), transparent 45%);
}

.hero-harbor-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 5rem 0 4rem;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin: 0 0 1.4rem;
  max-width: 11ch;
  animation: rise 0.9s var(--ease) both;
}

.hero-rule {
  width: min(100%, 18rem);
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--brass), transparent);
  margin-bottom: 1.25rem;
  transform-origin: left;
  animation: expand 1s 0.2s var(--ease) both;
}

.hero-kicker {
  max-width: 34rem;
  font-size: 1.1rem;
  color: rgba(243, 247, 249, 0.88);
  margin-bottom: 1.75rem;
  animation: rise 0.9s 0.15s var(--ease) both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  animation: rise 0.9s 0.28s var(--ease) both;
}

.hero-actions .btn-secondary {
  border-color: rgba(243, 247, 249, 0.55);
  color: #f3f7f9;
}

.hero-actions .btn-secondary:hover {
  background: #f3f7f9;
  color: var(--ink);
}

.proof-strip {
  background: var(--ink);
  color: #dce6ec;
  padding: 1.4rem 0;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.proof-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: #fff;
  margin-bottom: 0.2rem;
}

.proof-item span {
  font-size: 0.92rem;
  color: rgba(220, 230, 236, 0.78);
}

.course-grid,
.blog-grid,
.tier-grid,
.review-grid {
  display: grid;
  gap: 1.4rem;
}

.course-grid,
.blog-grid {
  grid-template-columns: repeat(3, 1fr);
}

.tier-grid {
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
}

.review-grid {
  grid-template-columns: repeat(2, 1fr);
}

.media-tile {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--surface);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.media-tile:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.media-tile img {
  aspect-ratio: 16 / 10;
  width: 100%;
  object-fit: cover;
}

.media-tile-body {
  padding: 1.15rem 1.2rem 1.35rem;
}

.media-tile h3 {
  font-size: 1.2rem;
  margin-bottom: 0.45rem;
}

.media-tile p {
  color: var(--muted);
  margin: 0;
  font-size: 0.95rem;
}

.benefit-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem 2rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.benefit-list li {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.benefit-list h3 {
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
}

.method-band {
  background: var(--bg-deep);
  border-block: 1px solid var(--line);
}

.method-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
}

.method-steps li {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.2rem;
  min-height: 100%;
}

.method-steps li::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
}

.quote-stack {
  display: grid;
  gap: 1.2rem;
}

.quote {
  background: var(--surface);
  border-left: 3px solid var(--accent);
  padding: 1.3rem 1.4rem;
  box-shadow: var(--shadow);
}

.quote p {
  font-size: 1.05rem;
  margin-bottom: 0.85rem;
}

.quote footer {
  color: var(--muted);
  font-size: 0.92rem;
}

.cta-panel {
  background:
    radial-gradient(circle at 12% 20%, rgba(42, 122, 107, 0.18), transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(166, 124, 61, 0.16), transparent 35%),
    var(--ink);
  color: #e9f0f4;
  padding: 3.2rem 0;
}

.cta-panel h2 {
  color: #fff;
  max-width: 16ch;
}

.cta-panel p {
  color: rgba(233, 240, 244, 0.8);
  max-width: 36rem;
}

.page-hero {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(215, 235, 230, 0.45), transparent);
}

.page-hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  max-width: 16ch;
}

.page-hero-wide h1 {
  max-width: 22ch;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
}

.split-reverse {
  grid-template-columns: 0.9fr 1.1fr;
}

.frame {
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--surface);
}

.frame img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.tier {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.tier-featured {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  position: relative;
}

.tier-featured::before {
  content: "Most selected";
  position: absolute;
  top: 0;
  right: 0;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.6rem;
}

.tier h3 {
  font-size: 1.4rem;
  margin: 0;
}

.tier .price {
  font-family: var(--font-display);
  font-size: 2rem;
  margin: 0;
}

.tier .price span {
  font-size: 0.95rem;
  color: var(--muted);
  font-family: var(--font-body);
}

.tier ul {
  margin: 0.4rem 0 1rem;
  padding-left: 1.1rem;
  color: var(--muted);
  flex: 1;
}

.prose {
  max-width: 42rem;
}

.prose h2 {
  margin-top: 2rem;
  font-size: 1.55rem;
}

.prose h3 {
  margin-top: 1.4rem;
  font-size: 1.2rem;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1rem 0 1.5rem;
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
  background: var(--surface);
}

.prose th {
  background: var(--bg-deep);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.form-card,
.info-card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.4rem;
}

.form-field {
  margin-bottom: 1rem;
}

.form-field label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  font: inherit;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
}

.form-field textarea {
  min-height: 140px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.form-field input[aria-invalid="true"],
.form-field textarea[aria-invalid="true"] {
  border-color: var(--danger);
}

.field-error {
  min-height: 1.1em;
  color: var(--danger);
  font-size: 0.86rem;
  margin-top: 0.3rem;
}

.form-status {
  margin-top: 0.8rem;
  font-weight: 600;
}

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

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

.info-card address {
  font-style: normal;
  margin-bottom: 1rem;
}

.module-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.8rem;
}

.module-list li {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1rem 1.1rem;
}

.module-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.instructor {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1rem;
}

.instructor img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 50%;
}

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

.faq-item button {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 1rem 0;
  font: inherit;
  font-weight: 650;
  cursor: pointer;
  color: var(--ink);
}

.faq-panel {
  padding: 0 0 1rem;
  color: var(--muted);
}

.case-study {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.5rem;
  margin-bottom: 1.2rem;
}

.case-study h3 {
  margin-bottom: 0.5rem;
}

.stars {
  color: var(--brass);
  letter-spacing: 0.08em;
  font-size: 0.9rem;
}

.site-footer {
  background: #10212c;
  color: #c9d5dd;
  padding: 3rem 0 1.5rem;
  margin-top: 2rem;
}

.footer-grid {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto 2rem;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 0.6rem;
}

.footer-tag {
  color: rgba(201, 213, 221, 0.78);
  font-size: 0.95rem;
}

.footer-heading {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 0.8rem;
}

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

.footer-links a,
.site-footer a {
  color: #c9d5dd;
  text-decoration: none;
}

.footer-links a:hover,
.site-footer a:hover {
  color: #fff;
}

.footer-links li {
  margin-bottom: 0.4rem;
}

.footer-address {
  font-style: normal;
  margin-bottom: 0.8rem;
}

.footer-base {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  border-top: 1px solid rgba(201, 213, 221, 0.2);
  padding-top: 1rem;
  font-size: 0.88rem;
}

.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 80;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  max-width: 720px;
  margin-inline: auto;
}

.cookie-banner-inner {
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  justify-content: space-between;
  padding: 1rem 1.1rem;
}

.cookie-banner-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0 0 0.35rem;
}

.cookie-banner-text {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.cookie-banner-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.error-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1rem;
}

.error-page h1 {
  font-size: clamp(3rem, 10vw, 5rem);
  margin-bottom: 0.3rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes expand {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

@keyframes drift {
  from {
    transform: scale(1.04) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.08) translate3d(-1.5%, -1%, 0);
  }
}

@media (max-width: 900px) {
  .course-grid,
  .blog-grid,
  .tier-grid,
  .proof-grid,
  .method-steps,
  .split,
  .split-reverse,
  .contact-layout,
  .footer-grid,
  .benefit-list,
  .review-grid {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1rem 1rem;
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-banner-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .instructor {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .hero-harbor-media img {
    transform: none;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}