/**
 * Letter Generator — Mobile-first styles.
 *
 * @package Seasonal_Video
 */

/* ── Container ──────────────────────────────────────────────────────── */
.sv-letter {
  max-width: 500px;
  margin: 0 auto;
  padding: 16px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
}

/* ── Title ──────────────────────────────────────────────────────────── */
.sv-letter__title {
  font-size: 24px;
  font-weight: 700;
  color: #4a2c6e;
  margin: 0 0 4px;
  text-align: center;
}

.sv-letter__subtitle {
  font-size: 15px;
  color: #6b5a7a;
  margin: 0 0 20px;
  text-align: center;
}

/* ── Form fields ────────────────────────────────────────────────────── */
.sv-letter__field {
  margin-bottom: 14px;
}

.sv-letter__label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #3a2a4a;
  margin-bottom: 4px;
}

.sv-letter__input {
  display: block;
  width: 100%;
  padding: 12px 14px;
  font-size: 16px; /* prevents iOS zoom */
  border: 2px solid #e0d4ea;
  border-radius: 10px;
  background: #fff;
  color: #2a1a3a;
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
  -webkit-appearance: none;
}

.sv-letter__input:focus {
  border-color: #9b59b6;
}

.sv-letter__input--error {
  border-color: #e74c3c;
}

select.sv-letter__input {
  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='%236b5a7a' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

textarea.sv-letter__input {
  resize: vertical;
  min-height: 60px;
}

/* ── Canvas preview ─────────────────────────────────────────────────── */
.sv-letter__preview {
  margin: 20px 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(106, 58, 138, 0.15);
}

.sv-letter__preview canvas {
  display: block;
  width: 100%;
  height: auto;
}

/* ── Email gate ─────────────────────────────────────────────────────── */
.sv-letter__gate {
  background: #f8f0ff;
  border: 2px solid #e0d4ea;
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
  margin-bottom: 16px;
}

.sv-letter__gate-text {
  font-size: 16px;
  font-weight: 600;
  color: #4a2c6e;
  margin: 0 0 12px;
}

.sv-letter__gate-row {
  display: flex;
  gap: 8px;
}

.sv-letter__gate-row .sv-letter__input {
  flex: 1;
  margin: 0;
}

.sv-letter__gate-row .sv-letter__btn {
  flex-shrink: 0;
  white-space: nowrap;
}

.sv-letter__gate-small {
  font-size: 12px;
  color: #8a7a9a;
  margin: 8px 0 0;
}

/* ── Buttons ────────────────────────────────────────────────────────── */
.sv-letter__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.sv-letter__actions .sv-letter__btn--primary {
  flex: 1 1 100%;
}

.sv-letter__actions .sv-letter__btn--secondary {
  flex: 1 1 calc(50% - 5px);
}

.sv-letter__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  text-decoration: none;
  flex: 1;
}

.sv-letter__btn:active {
  transform: scale(0.97);
}

.sv-letter__btn--primary {
  background: #9b59b6;
  color: #fff;
}

.sv-letter__btn--primary:hover {
  background: #8e44ad;
}

.sv-letter__btn--secondary {
  background: #f0e6f6;
  color: #6b3a8a;
}

.sv-letter__btn--secondary:hover {
  background: #e8daf0;
}

.sv-letter__btn--accent {
  background: linear-gradient(135deg, #9b59b6, #e74c8b);
  color: #fff;
  font-size: 17px;
  padding: 14px 24px;
}

.sv-letter__btn--accent:hover {
  background: linear-gradient(135deg, #8e44ad, #d63d7c);
}

.sv-letter__btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ── Upsell ─────────────────────────────────────────────────────────── */
.sv-letter__upsell {
  background: linear-gradient(135deg, #fdf8ff, #f0e6f6);
  border: 2px solid #d4a8e0;
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
}

.sv-letter__upsell p {
  font-size: 16px;
  font-weight: 600;
  color: #4a2c6e;
  margin: 0 0 12px;
}

.sv-letter__upsell .sv-letter__btn {
  width: 100%;
}

/* ── Desktop ────────────────────────────────────────────────────────── */
@media (min-width: 768px) {
  .sv-letter {
    max-width: 900px;
    display: grid;
    grid-template-columns: 340px 1fr;
    grid-template-rows: auto auto auto;
    gap: 0 30px;
    padding: 24px;
  }

  .sv-letter__form {
    grid-column: 1;
    grid-row: 1;
  }

  .sv-letter__preview {
    grid-column: 2;
    grid-row: 1 / 4;
    margin: 0;
    align-self: start;
    position: sticky;
    top: 100px;
  }

  .sv-letter__gate,
  .sv-letter__actions,
  .sv-letter__upsell {
    grid-column: 1;
  }
}