/* Harshmeet Kaur — "The Listening Room" (fleet build).
   Warm paper, ink, a single moss accent. One serif family, one column,
   hairlines between sections. System stacks only — this site works offline. */
@layer base, components;

@layer base {
  :root {
    color-scheme: light;
    --paper: #f7f4ee;
    --ink: #22201c;
    --ink-soft: color-mix(in srgb, var(--ink) 58%, transparent);
    --line: color-mix(in srgb, var(--ink) 16%, transparent);
    --moss: #5a6b3f;
  }
  :root[data-theme="dark"] {
    color-scheme: dark;
    --paper: #191712;
    --ink: #e9e4d8;
    --ink-soft: color-mix(in srgb, var(--ink) 60%, transparent);
    --line: color-mix(in srgb, var(--ink) 17%, transparent);
    --moss: #a9ba80;
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      color-scheme: dark;
      --paper: #191712;
      --ink: #e9e4d8;
      --ink-soft: color-mix(in srgb, var(--ink) 60%, transparent);
      --line: color-mix(in srgb, var(--ink) 17%, transparent);
      --moss: #a9ba80;
    }
  }
  * { box-sizing: border-box; }
  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font: 17px/1.75 Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
  }
  h1, h2 {
    font-weight: 400;
    line-height: 1.12;
    margin: 0;
  }
  h2 { font-size: clamp(1.65rem, 4.5vw, 2.2rem); }
  a {
    color: var(--moss);
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
  }
  :focus-visible {
    outline: 2px solid var(--moss);
    outline-offset: 3px;
  }
  section { scroll-margin-top: 24px; }
  html { scroll-behavior: smooth; }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
  }
}

@layer components {
  .skip-link {
    position: absolute;
    inset-inline-start: -999px;
    &:focus { inset-inline-start: 12px; inset-block-start: 8px; background: var(--paper); padding: 6px 10px; }
  }

  /* ---- header: a quiet mark and the theme toggle ---- */
  .site-head {
    max-width: 560px;
    margin-inline: auto;
    padding: 26px 20px 0;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
  }
  .head-mark {
    margin: 0;
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }
  .theme-toggle {
    border: 0;
    background: none;
    color: var(--ink-soft);
    padding: 6px;
    cursor: pointer;
    border-radius: 999px;
    line-height: 0;
    &:hover { color: var(--ink); }
    & .ic-moon { display: none; }
  }
  [data-theme="dark"] .theme-toggle {
    & .ic-sun { display: none; }
    & .ic-moon { display: inline; }
  }

  /* ---- the column: sections divided by hairlines, spaced by rhythm ---- */
  .page-main {
    max-width: 560px;
    margin-inline: auto;
    padding: 0 20px 88px;
  }
  .page-main > section {
    padding-block: 68px 6px;
    border-block-start: 1px solid var(--line);
    &:first-child { border-block-start: 0; }
    & > * + * { margin-block-start: 20px; }
  }

  .section-label {
    font-size: 0.78rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--moss);
  }

  /* ---- #room ---- */
  .opening { padding-block-start: 76px; }
  .opening h1 {
    font-size: clamp(2.5rem, 8vw, 3.6rem);
    line-height: 1.04;
  }
  .h1-credential {
    display: block;
    font-size: 0.42em;
    letter-spacing: 0.08em;
    color: var(--ink-soft);
    margin-block-start: 10px;
  }
  .opening-line { font-size: 1.22rem; margin: 0; }
  .opening-note { font-size: 0.95rem; color: var(--ink-soft); margin-block-start: 34px; }

  /* ---- #hear ---- */
  .carrying p { font-size: 1.1rem; margin: 0; }
  .carry-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 13px;
    font-size: 1.1rem;
  }

  /* ---- #sit ---- */
  .sitting p { font-size: 1.1rem; margin: 0; }
  .room-art {
    margin: 0;
    & svg { width: 92px; height: auto; display: block; }
    & figcaption { font-size: 0.88rem; font-style: italic; color: var(--ink-soft); margin-block-start: 12px; }
  }
  .art-line {
    fill: none;
    stroke: var(--ink);
    stroke-width: 2.5;
    stroke-linecap: round;
  }
  .trust-line { font-size: 1.1rem; margin: 0; }

  /* ---- #practical ---- */
  .detail-list { margin: 0; }
  .detail-list dt {
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }
  .detail-list dd {
    margin: 6px 0 0;
    font-size: 1.1rem;
  }
  .sample-badge {
    display: inline-block;
    margin-inline-end: 8px;
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
    border: 1px solid var(--line);
    border-radius: 4px;
    padding: 2px 6px;
    vertical-align: 2px;
  }

  /* ---- #who ---- */
  .about p { font-size: 1.1rem; margin: 0; }
  .portrait-slot { margin: 0; }
  .monogram {
    font-size: 3rem;
    letter-spacing: 0.1em;
    line-height: 1;
  }
  .portrait-note {
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    color: var(--ink-soft);
  }
  .source-note { font-size: 0.88rem; color: var(--ink-soft); }

  /* ---- #sit-with ---- */
  .booking p { font-size: 1.1rem; margin: 0; }
  .booking-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-block-start: 34px;
  }
  .form-label { font-size: 0.98rem; }
  .form-optional { font-size: 0.85rem; color: var(--ink-soft); }
  .form-field {
    font: inherit;
    color: inherit;
    background: transparent;
    border: 0;
    border-block-end: 1px solid var(--line);
    border-radius: 0;
    padding: 8px 2px;
    width: 100%;
    &::placeholder { color: var(--ink-soft); font-style: italic; }
  }
  .form-field.invalid { border-block-end-color: var(--ink); }
  .form-error {
    min-height: 1.6em;
    font-size: 0.92rem;
    font-style: italic;
  }
  .form-submit {
    align-self: flex-start;
    margin-block-start: 14px;
    font: inherit;
    padding: 10px 28px;
    border: 1px solid var(--ink);
    border-radius: 999px;
    background: transparent;
    color: var(--ink);
    cursor: pointer;
    &:hover { background: var(--ink); color: var(--paper); }
  }

  /* ---- footer ---- */
  .site-foot {
    max-width: 560px;
    margin-inline: auto;
    padding: 34px 20px 64px;
    border-block-start: 1px solid var(--line);
  }
  .foot-mark {
    margin: 0;
    font-size: 0.76rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }
  .foot-note {
    margin: 12px 0 0;
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--ink-soft);
  }
}