/* ==========================================================================
   Sprig & Steel — holding page
   ========================================================================== */

:root {
  --paper: #f6f3ee;
  --paper-2: #efebe2;
  --ink: #1e211f;
  --ink-soft: #3c403b;
  --muted: #5d625b;
  --forest: #3a4a3c;
  --rust: #9c5b3b;
  --rust-dark: #834b30;
  --line: #d8d6ce;

  --font-display: 'Gambetta', 'EB Garamond', 'Iowan Old Style', Georgia, serif;
  --font-body: 'Satoshi', ui-sans-serif, system-ui, 'Segoe UI', sans-serif;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; }

:where(a, button, input):focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  z-index: 10;
  text-decoration: none;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ---------- shell ---------- */

.shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  min-height: 100vh;
  min-height: 100svh;
}

/* ---------- left panel ---------- */

.panel {
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 4vh, 3.5rem);
  padding: clamp(1.75rem, 3.5vw, 3.5rem) clamp(1.5rem, 4vw, 4.5rem);
  background: var(--paper);
}

.panel__body { max-width: 34rem; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--ink);
}
.brand svg { width: 26px; height: 26px; flex: none; }
.brand__name {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-weight: 500;
}

.eyebrow {
  margin: 0 0 1.1rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--rust);
  font-weight: 500;
}

.display {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.5rem, 4.4vw + 0.6rem, 4.25rem);
  line-height: 1.03;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
.display em { font-style: italic; }

.lede {
  margin: 0 0 1.75rem;
  color: var(--ink-soft);
  font-size: clamp(1rem, 0.35vw + 0.95rem, 1.125rem);
  max-width: 30rem;
}

.marks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 0 0 2.25rem;
  padding: 1rem 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- form ---------- */

.signup { max-width: 27rem; }

.signup__label {
  display: block;
  margin-bottom: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
}

.signup__row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.signup__input {
  flex: 1 1 12rem;
  min-width: 0;
  padding: 0.8rem 0.9rem;
  font: inherit;
  font-size: 0.9375rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color 0.2s var(--ease);
}
.signup__input::placeholder { color: #9a9a92; }
.signup__input:hover { border-color: #c3c0b6; }
.signup__input:focus { border-color: var(--forest); }

.btn {
  flex: 0 0 auto;
  padding: 0.8rem 1.4rem;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  background: var(--rust);
  border: 1px solid var(--rust);
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.2s var(--ease);
}
.btn:hover { background: var(--rust-dark); border-color: var(--rust-dark); }
.btn:active { transform: translateY(1px); }

.signup__note {
  margin: 0.85rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--muted);
}

.signup__status {
  margin: 0.7rem 0 0;
  min-height: 1.25rem;
  font-size: 0.875rem;
  color: var(--forest);
  font-weight: 500;
}

.signup.is-done .signup__row,
.signup.is-done .signup__note { display: none; }

/* ---------- footer ---------- */

.panel__foot {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.8125rem;
  color: var(--muted);
}
.foot__line { margin: 0 0 0.35rem; }
.foot__line a {
  color: var(--forest);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 74, 60, 0.35);
  padding-bottom: 1px;
}
.foot__line a:hover { border-bottom-color: var(--forest); }
.foot__meta { margin: 0; }

/* ---------- art ---------- */

.art {
  position: relative;
  overflow: hidden;
  background: var(--paper-2);
}

.art__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% 50%;
  animation: settle 1.6s var(--ease) both;
}

@keyframes settle {
  from { opacity: 0; transform: scale(1.035); }
  to { opacity: 1; transform: scale(1); }
}

.art__detail {
  position: absolute;
  left: clamp(1.25rem, 3vw, 2.5rem);
  bottom: clamp(1.25rem, 3vw, 2.5rem);
  width: clamp(9rem, 13vw, 12.5rem);
  margin: 0;
  background: var(--paper);
  padding: 0.5rem 0.5rem 0.4rem;
  box-shadow: 0 18px 40px -20px rgba(20, 22, 20, 0.55);
  animation: rise 1s var(--ease) 0.5s both;
}
.art__detail img { aspect-ratio: 1 / 1; object-fit: cover; width: 100%; }
.art__detail figcaption {
  padding: 0.5rem 0.25rem 0.15rem;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.4;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .art__img, .art__detail { animation: none; }
  .btn:active { transform: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; min-height: 0; }
  .art { order: -1; height: 52vh; min-height: 300px; }
  .art__detail { width: clamp(7.5rem, 26vw, 9.5rem); }
  .panel { gap: 2rem; padding-bottom: 2.5rem; }
  .panel__foot { margin-top: 2rem; }
}

@media (max-width: 480px) {
  .art { height: 42vh; }
  .art__detail { display: none; }
  .marks { gap: 0.4rem 1.1rem; }
  .btn { flex: 1 1 100%; }
}