:root {
  --color-sand: #F5F0E6;
  --color-ink: #1B2A4A;
  --color-ink-muted: #4A5568;
  --color-coral: #FF6B6B;
  --color-green: #2F4F4F;
  --color-line: #D1C7B8;
  --color-surface: #FFFFFF;
  --color-overlay: #1B2A4A;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --text-display: 3.5rem;
  --text-h1: 2.5rem;
  --text-h2: 2rem;
  --text-h3: 1.5rem;
  --text-body: 1rem;
  --text-small: 0.875rem;
  --leading-display: 1.1;
  --leading-h1: 1.2;
  --leading-h2: 1.3;
  --leading-h3: 1.4;
  --leading-body: 1.6;
  --leading-small: 1.5;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --container-max: 1200px;
  --radius-0: 0px;
  --radius-1: 2px;
  --radius-2: 4px;
  --radius-3: 8px;
  --shadow-subtle: 0 2px 4px rgba(27, 42, 74, 0.05);
  --transition-fast: 150ms ease-in-out;
}

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

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background-color: var(--color-sand);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

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

ul,
ol {
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-ink);
  line-height: var(--leading-h2);
  font-weight: 600;
}

h1 {
  font-size: var(--text-h1);
  line-height: var(--leading-h1);
  margin-block-end: var(--space-5);
}

h2 {
  font-size: var(--text-h2);
  line-height: var(--leading-h2);
  margin-block-end: var(--space-4);
}

h3 {
  font-size: var(--text-h3);
  line-height: var(--leading-h3);
  margin-block-end: var(--space-3);
}

h4,
h5,
h6 {
  font-size: var(--text-body);
  line-height: var(--leading-body);
  margin-block-end: var(--space-2);
}

p {
  margin-block-end: var(--space-4);
  line-height: var(--leading-body);
}

p:last-child {
  margin-block-end: 0;
}

blockquote {
  margin-block-end: var(--space-4);
  padding-inline-start: var(--space-4);
  border-inline-start: 2px solid var(--color-coral);
  color: var(--color-ink-muted);
  font-style: italic;
}

blockquote:last-child {
  margin-block-end: 0;
}

address {
  font-style: normal;
}

strong {
  font-weight: 600;
}

small {
  font-size: var(--text-small);
  line-height: var(--leading-small);
}

label {
  display: block;
  font-size: var(--text-small);
  line-height: var(--leading-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ink-muted);
  margin-block-end: var(--space-2);
}

input,
textarea,
select {
  width: 100%;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid var(--color-line);
  padding: var(--space-2) 0;
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-ink);
  border-radius: 0;
  transition: border-color var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-bottom-color: var(--color-coral);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-ink-muted);
  opacity: 0.7;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%231B2A4A' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0 center;
  padding-inline-end: var(--space-5);
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-coral);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.section {
  padding-block: var(--space-8);
}

.section--compact {
  padding-block: var(--space-6);
}

.section--spacious {
  padding-block: var(--space-9);
}

.surface {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  box-shadow: var(--shadow-subtle);
  padding: var(--space-5);
}

.surface > :last-child {
  margin-block-end: 0;
}

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 0;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  box-shadow: var(--shadow-subtle);
  padding: var(--space-5);
}

.card > :last-child {
  margin-block-end: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: var(--space-3) var(--space-5);
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-2);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.2;
  font-weight: 500;
  text-align: center;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-coral);
  border-color: var(--color-coral);
  color: var(--color-surface);
}

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

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

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

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

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

.btn--small {
  min-height: 36px;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-small);
}

.btn--large {
  min-height: 52px;
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-h3);
}

.btn--block {
  display: flex;
  width: 100%;
}

.label-uppercase {
  font-size: var(--text-small);
  line-height: var(--leading-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.text-accent {
  color: var(--color-coral);
}

.text-green {
  color: var(--color-green);
}

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

.divider {
  border: none;
  border-top: 1px solid var(--color-line);
  margin-block: var(--space-5);
}

.divider--green {
  border-top-color: var(--color-green);
}

.divider--coral {
  border-top-color: var(--color-coral);
}

.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;
}

.flex {
  display: flex;
  gap: var(--space-4);
}

.flex--wrap {
  flex-wrap: wrap;
}

.flex--column {
  flex-direction: column;
}

.flex--center {
  align-items: center;
  justify-content: center;
}

.flex--between {
  align-items: center;
  justify-content: space-between;
}

.flex--start {
  align-items: flex-start;
  justify-content: flex-start;
}

.flex--end {
  align-items: flex-end;
  justify-content: flex-end;
}

.flex > * {
  min-width: 0;
}

.flex--wrap > * {
  flex-shrink: 0;
}

.flex--wrap.flex--auto > * {
  flex: 1 1 auto;
  min-width: 0;
}

.grid-auto {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-auto > * {
  min-width: 0;
}

.grid-auto--compact {
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.grid-auto--wide {
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

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

.content-list > li {
  margin-block-end: var(--space-3);
}

.content-list > li:last-child {
  margin-block-end: 0;
}

.content-list--ordered {
  list-style: decimal;
  padding-inline-start: var(--space-5);
}

.content-list--unordered {
  list-style: disc;
  padding-inline-start: var(--space-5);
}

.content-list--check > li {
  position: relative;
  padding-inline-start: var(--space-6);
}

.content-list--check > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 12px;
  height: 12px;
  border: 1px solid var(--color-green);
  border-radius: var(--radius-1);
  background-color: transparent;
}

.content-list--check > li::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.55em;
  width: 6px;
  height: 4px;
  border-left: 1.5px solid var(--color-green);
  border-bottom: 1.5px solid var(--color-green);
  transform: rotate(-45deg);
}

@media (max-width: 1024px) {
  :root {
    --text-display: 2.75rem;
    --text-h1: 2.25rem;
    --text-h2: 1.75rem;
    --text-h3: 1.375rem;
  }

  .section {
    padding-block: var(--space-7);
  }

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

  .section--spacious {
    padding-block: var(--space-8);
  }
}

@media (max-width: 768px) {
  :root {
    --text-display: 2.25rem;
    --text-h1: 2rem;
    --text-h2: 1.5rem;
    --text-h3: 1.25rem;
  }

  .container {
    padding-inline: var(--space-4);
  }

  .section {
    padding-block: var(--space-6);
  }

  .section--compact {
    padding-block: var(--space-4);
  }

  .section--spacious {
    padding-block: var(--space-7);
  }

  .surface,
  .card {
    padding: var(--space-4);
  }

  .flex {
    flex-direction: column;
  }

  .flex--row-mobile {
    flex-direction: row;
  }

  .flex--row-mobile.flex--between {
    align-items: center;
    justify-content: space-between;
  }

  .flex--row-mobile.flex--center {
    align-items: center;
    justify-content: center;
  }

  .flex--row-mobile.flex--start {
    align-items: flex-start;
    justify-content: flex-start;
  }

  .flex--row-mobile.flex--end {
    align-items: flex-end;
    justify-content: flex-end;
  }

  .flex--row-mobile.flex--wrap {
    flex-wrap: wrap;
  }

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

  .grid-auto--compact {
    grid-template-columns: 1fr;
  }

  .grid-auto--wide {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --text-display: 1.875rem;
    --text-h1: 1.75rem;
    --text-h2: 1.375rem;
    --text-h3: 1.125rem;
  }

  .container {
    padding-inline: var(--space-3);
  }

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

  .section--compact {
    padding-block: var(--space-3);
  }

  .section--spacious {
    padding-block: var(--space-6);
  }

  .surface,
  .card {
    padding: var(--space-3);
  }

  .btn {
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
  }

  .btn--large {
    min-height: 48px;
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-body);
  }
}