/* Innovative Domains — ratio-desk theme for Fibonacci retracement training */
:root {
  --color-ink: #1c2430;
  --color-ink-soft: #3d4a57;
  --color-paper: #e6ebe8;
  --color-paper-deep: #d3dbd6;
  --color-forest: #2f5d50;
  --color-forest-deep: #23463c;
  --color-copper: #a67c52;
  --color-line: rgba(28, 36, 48, 0.14);
  --color-white: #f5f7f6;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;
  --radius: 3px;
  --max: 72rem;
  --header-h: 4.25rem;
  --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);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-ink);
  background-color: var(--color-paper);
  background-image:
    linear-gradient(105deg, rgba(166, 124, 82, 0.07) 0%, transparent 42%),
    radial-gradient(ellipse 65% 45% at 0% 0%, rgba(47, 93, 80, 0.12), transparent 55%),
    radial-gradient(ellipse 50% 35% at 100% 10%, rgba(166, 124, 82, 0.1), transparent 50%),
    linear-gradient(180deg, var(--color-paper) 0%, var(--color-paper-deep) 100%);
  min-height: 100vh;
}

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

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
}

p {
  margin: 0 0 var(--space-2);
}

ul, ol {
  margin: 0 0 var(--space-2);
  padding-left: 1.25rem;
}

.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;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  padding: 0.85rem 1.35rem;
  border: 1.5px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.35s var(--ease), background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.btn--primary {
  background: var(--color-forest);
  color: var(--color-white);
  border-color: var(--color-forest);
}

.btn--primary:hover {
  background: var(--color-forest-deep);
  color: var(--color-white);
}

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

.btn--ghost:hover {
  background: var(--color-ink);
  color: var(--color-white);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(230, 235, 232, 0.92);
  border-bottom: 1px solid var(--color-line);
}

.site-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: var(--space-2);
}

.site-header__brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  color: var(--color-ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-header__brand:hover {
  color: var(--color-forest);
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 0.4rem;
  cursor: pointer;
}

.site-header__toggle-bar {
  display: block;
  width: 1.4rem;
  height: 2px;
  background: var(--color-ink);
}

.site-nav__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 1.1rem;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-ink-soft);
  text-decoration: none;
}

.site-nav__link:hover,
.site-nav__link.is-active {
  color: var(--color-forest);
}

@media (max-width: 900px) {
  .site-header__toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-line);
    padding: var(--space-2);
    display: none;
  }

  .site-nav[data-open="true"] {
    display: block;
    animation: drop 0.35s var(--ease);
  }

  .site-nav__list {
    flex-direction: column;
    gap: 0.75rem;
  }
}

@keyframes drop {
  from { opacity: 0; transform: translateY(-0.5rem); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(1.25rem); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  color: var(--color-white);
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: fade-in 1.2s var(--ease);
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(28, 36, 48, 0.3) 0%, rgba(28, 36, 48, 0.72) 62%, rgba(35, 70, 60, 0.92) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: var(--space-5) 0 var(--space-6);
  max-width: 40rem;
  margin-left: max(1rem, calc((100% - var(--max)) / 2));
  animation: rise 0.9s var(--ease) 0.15s both;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7.5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 0.95;
  margin: 0 0 var(--space-2);
  color: var(--color-white);
}

.hero__title {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  color: rgba(245, 247, 246, 0.92);
  margin-bottom: var(--space-2);
}

.hero__lead {
  font-size: 1.1rem;
  color: rgba(245, 247, 246, 0.85);
  max-width: 34rem;
}

.hero .btn--primary {
  background: var(--color-copper);
  border-color: var(--color-copper);
  color: var(--color-ink);
}

.hero .btn--ghost {
  color: var(--color-white);
  border-color: rgba(245, 247, 246, 0.7);
}

.hero .btn--ghost:hover {
  background: var(--color-white);
  color: var(--color-forest-deep);
}

.page-hero {
  position: relative;
  min-height: 42vh;
  display: grid;
  align-items: end;
  color: var(--color-white);
  overflow: hidden;
}

.page-hero__media {
  position: absolute;
  inset: 0;
}

.page-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28, 36, 48, 0.28), rgba(35, 70, 60, 0.9));
}

.page-hero__content {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: var(--space-5) 0 var(--space-4);
  animation: rise 0.7s var(--ease);
}

.page-hero__content h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  color: var(--color-white);
}

.page-hero__content p {
  max-width: 36rem;
  color: rgba(245, 247, 246, 0.88);
}

.section {
  padding: var(--space-5) 0;
}

.section--tight {
  padding: var(--space-4) 0;
}

.section__eyebrow {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-forest);
  margin-bottom: var(--space-1);
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  max-width: 22ch;
}

.section__lead {
  max-width: 40rem;
  color: var(--color-ink-soft);
  font-size: 1.1rem;
}

.section__head {
  margin-bottom: var(--space-4);
}

.split {
  display: grid;
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 800px) {
  .split {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .split--reverse > :first-child {
    order: 2;
  }
}

.split__image {
  overflow: hidden;
  border-radius: var(--radius);
  min-height: 18rem;
}

.split__image img {
  width: 100%;
  height: 100%;
  min-height: 18rem;
  object-fit: cover;
  transition: transform 1.1s var(--ease);
}

.split__image:hover img {
  transform: scale(1.04);
}

.lesson-list {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 700px) {
  .lesson-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .lesson-list {
    grid-template-columns: repeat(4, 1fr);
  }
}

.lesson-item {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
  border-top: 2px solid var(--color-forest);
  padding-top: var(--space-2);
  transition: color 0.25s ease;
}

.lesson-item:hover {
  color: var(--color-forest-deep);
  text-decoration: none;
}

.lesson-item__img {
  margin-bottom: var(--space-2);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.lesson-item__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.lesson-item:hover .lesson-item__img img {
  transform: scale(1.05);
}

.lesson-item__title {
  font-size: 1.2rem;
  margin-bottom: var(--space-1);
}

.lesson-item__meta {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-copper);
  margin-bottom: var(--space-1);
}

.lesson-item__text {
  color: var(--color-ink-soft);
  flex: 1;
}

.lesson-item__cta {
  font-family: var(--font-body);
  font-weight: 700;
  margin-top: var(--space-2);
  color: var(--color-forest);
}

.guide-list {
  display: grid;
  gap: var(--space-4);
}

.guide-item {
  display: grid;
  gap: var(--space-3);
  align-items: start;
  text-decoration: none;
  color: inherit;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-line);
}

.guide-item:hover {
  text-decoration: none;
}

@media (min-width: 720px) {
  .guide-item {
    grid-template-columns: 16rem 1fr;
  }
}

.guide-item__img {
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.guide-item__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.guide-item__date {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-forest);
  font-weight: 600;
}

.guide-item__title {
  font-size: 1.5rem;
}

.review-list {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 800px) {
  .review-list {
    grid-template-columns: 1fr 1fr;
  }
}

.review {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--space-2);
  align-items: start;
}

.review__portrait {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  overflow: hidden;
}

.review__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.review__quote {
  font-size: 1.1rem;
  margin-bottom: var(--space-1);
}

.review__meta {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-ink-soft);
}

.rate-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1rem;
}

.rate-table th,
.rate-table td {
  text-align: left;
  padding: 1rem 0.75rem;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}

.rate-table th {
  font-family: var(--font-display);
  font-weight: 700;
}

.rate-note {
  margin-top: var(--space-3);
  color: var(--color-ink-soft);
  max-width: 40rem;
}

.prose {
  max-width: 42rem;
}

.prose h2 {
  margin-top: var(--space-4);
  font-size: 1.6rem;
}

.prose h3 {
  margin-top: var(--space-3);
  font-size: 1.25rem;
}

.detail-meta {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0;
  padding: var(--space-3) 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

@media (min-width: 600px) {
  .detail-meta {
    grid-template-columns: 1fr 1fr;
  }
}

.detail-meta dt {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-forest);
  margin-bottom: 0.2rem;
}

.detail-meta dd {
  margin: 0 0 var(--space-2);
}

.form {
  max-width: 36rem;
  display: grid;
  gap: var(--space-2);
}

.form__label {
  display: block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  font: inherit;
  padding: 0.75rem 0.85rem;
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-ink);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: 2px solid var(--color-forest);
  outline-offset: 1px;
}

.form__input[aria-invalid="true"],
.form__textarea[aria-invalid="true"] {
  border-color: #9b2c2c;
}

.form__error {
  min-height: 1.2em;
  color: #9b2c2c;
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

.form__check {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}

.form__status {
  padding: 0.75rem 0;
  font-family: var(--font-body);
  font-weight: 600;
}

.form__status--success {
  color: var(--color-forest);
}

.form__status--error {
  color: #9b2c2c;
}

.clinic-slots {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 700px) {
  .clinic-slots {
    grid-template-columns: repeat(3, 1fr);
  }
}

.clinic-slot {
  border-left: 3px solid var(--color-forest);
  padding-left: var(--space-2);
}

.clinic-slot__date {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}

.clinic-slot__place {
  color: var(--color-ink-soft);
}

.site-footer {
  margin-top: var(--space-5);
  padding: var(--space-4) 0 var(--space-3);
  border-top: 1px solid var(--color-line);
  background: rgba(47, 93, 80, 0.08);
}

.site-footer__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 700px) {
  .site-footer__inner {
    grid-template-columns: 1.2fr 1.2fr 0.8fr;
  }
}

.site-footer__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.site-footer__tagline {
  color: var(--color-ink-soft);
}

.site-footer__contact p {
  margin-bottom: 0.35rem;
}

.site-footer__legal {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.site-footer__legal a {
  font-family: var(--font-body);
  font-weight: 600;
  text-decoration: none;
}

.site-footer__copy {
  width: min(100% - 2rem, var(--max));
  margin: var(--space-3) auto 0;
  font-size: 0.9rem;
  color: var(--color-ink-soft);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--color-ink);
  color: var(--color-white);
  padding: var(--space-2);
  animation: rise 0.45s var(--ease);
}

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

.cookie-banner__title {
  font-size: 1.1rem;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.cookie-banner__text {
  margin: 0;
  max-width: 40rem;
  color: rgba(245, 247, 246, 0.85);
  font-size: 0.95rem;
}

.cookie-banner__text a {
  color: #d4b896;
}

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.cookie-banner .btn--ghost {
  color: var(--color-white);
  border-color: rgba(245, 247, 246, 0.55);
}

.cookie-banner .btn--primary {
  background: var(--color-copper);
  border-color: var(--color-copper);
  color: var(--color-ink);
}

.cookie-banner__error {
  width: 100%;
  color: #d4b896;
  margin: 0;
}

.error-page {
  min-height: 60vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding: var(--space-5) var(--space-2);
}

.error-page h1 {
  font-size: clamp(2.5rem, 8vw, 4rem);
}

.steps {
  list-style: none;
  padding: 0;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 3rem;
  margin-bottom: var(--space-3);
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--color-forest);
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  display: grid;
  place-content: center;
}

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