/* Opt-in, email capture blocks */

.opt-in {
  padding: var(--sp-9) var(--sp-7);
  overflow: hidden;
}

.opt-in--canvas { background: var(--surface-canvas); }
.opt-in--elevated { background: var(--surface-elevated); }
.opt-in--accent { background: var(--accent); color: var(--accent-on); }

/* ============================================================ */
/* VARIANT: SPLIT, big title left, portrait circle right        */
/* ============================================================ */

.opt-in__split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--sp-7);
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

@media (max-width: 820px) {
  .opt-in__split { grid-template-columns: 1fr; gap: var(--sp-6); }
}

.opt-in__content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.opt-in__title {
  font-family: var(--f-serif-display);
  font-weight: var(--w-regular);
  font-size: clamp(36px, 4.5vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink-heading);
  margin: 0;
}

.opt-in--accent .opt-in__title { color: var(--accent-on); }

.opt-in__title em { font-family: var(--f-serif-italic); font-style: italic; }

.opt-in__sub {
  font-family: var(--f-sans);
  font-size: 14px;
  font-weight: var(--w-medium);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0;
  max-width: 60ch;
}

.opt-in--accent .opt-in__sub { color: rgba(255,255,255,0.7); }

.opt-in__form {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-3);
  flex-wrap: wrap;
}

/* With-name variant: name + email share a row on desktop, button beneath.
   On narrow viewports all three stack full-width. */
.opt-in__form--with-name .opt-in__input {
  flex: 1 1 180px;
}
.opt-in__form--with-name .opt-in__btn {
  flex: 1 1 100%;
}
@media (min-width: 640px) {
  .opt-in__form--with-name .opt-in__btn {
    flex: 0 0 auto;
  }
}
@media (max-width: 520px) {
  .opt-in__form--with-name .opt-in__input { flex: 1 1 100%; }
}

.opt-in__input {
  font-family: var(--f-sans);
  font-size: 14px;
  padding: 14px 18px;
  border: 1px solid var(--border-hairline);
  border-radius: var(--r-md);
  background: var(--p-white);
  color: var(--ink-body);
  flex: 1;
  min-width: 160px;
  outline: none;
  transition: border-color 0.2s;
}

.opt-in__input:focus {
  border-color: var(--accent);
}

.opt-in__input::placeholder {
  color: var(--ink-mute);
}

.opt-in__btn {
  font-family: var(--f-sans);
  font-size: 13px;
  font-weight: var(--w-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 28px;
  border: none;
  border-radius: var(--r-md);
  background: var(--accent);
  color: var(--accent-on);
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  white-space: nowrap;
}

.opt-in--accent .opt-in__btn {
  background: var(--p-white);
  color: var(--accent);
}

.opt-in__btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.opt-in__fine {
  font-family: var(--f-sans);
  font-size: 11px;
  line-height: 1.5;
  color: var(--ink-mute);
  margin: var(--sp-2) 0 0 0;
  max-width: 56ch;
}

.opt-in--accent .opt-in__fine { color: rgba(255,255,255,0.5); }

/* Portrait circle */
.opt-in__portrait {
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  background: var(--surface-elevated);
  justify-self: center;
}

.opt-in__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ============================================================ */
/* VARIANT: BANNER, centered, full-width, minimal               */
/* ============================================================ */

.opt-in__banner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
}

.opt-in__banner .opt-in__title {
  font-size: clamp(28px, 3.5vw, 44px);
}

.opt-in__banner .opt-in__form {
  justify-content: center;
  width: 100%;
  max-width: 480px;
}

.opt-in__banner .opt-in__fine {
  text-align: center;
}

/* ============================================================ */
/* VARIANT: CARD, compact card with accent bg, for mid-page     */
/* ============================================================ */

.opt-in__card {
  background: var(--accent);
  border-radius: var(--r-lg);
  padding: var(--sp-7) var(--sp-6);
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
}

.opt-in__card .opt-in__title {
  color: var(--accent-on);
  font-size: clamp(24px, 3vw, 36px);
}

.opt-in__card .opt-in__sub {
  color: rgba(255,255,255,0.7);
}

.opt-in__card .opt-in__form {
  justify-content: center;
  width: 100%;
  max-width: 420px;
}

.opt-in__card .opt-in__btn {
  background: var(--p-white);
  color: var(--accent);
}

.opt-in__card .opt-in__fine {
  color: rgba(255,255,255,0.5);
}