/* ============================================================
 * 表单类页面样式（发布/登录/注册）
 * ========================================================== */

.form-page {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--c-bg);
}

.form-visual {
  position: relative;
  background: var(--c-primary);
  color: #fff;
  padding: var(--sp-8) var(--sp-7);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.form-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(242, 165, 22, .25), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(242, 165, 22, .15), transparent 50%);
  pointer-events: none;
}

.form-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.form-visual > * { position: relative; z-index: 1; }

.form-visual .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--c-accent);
  color: var(--c-primary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: var(--r-pill);
  width: fit-content;
}

.form-visual h1 {
  font-size: clamp(32px, 4vw, 48px);
  color: #fff;
  line-height: 1.2;
  margin-top: var(--sp-5);
  max-width: 460px;
}

.form-visual h1 em {
  font-family: var(--f-display);
  font-style: italic;
  color: var(--c-accent);
  font-weight: 500;
}

.form-visual p {
  margin-top: var(--sp-4);
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  line-height: 1.8;
  max-width: 440px;
}

.form-visual .visual-foot {
  display: flex;
  gap: var(--sp-5);
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding-top: var(--sp-5);
}

.form-visual .visual-foot > div {
  display: flex;
  flex-direction: column;
}

.form-visual .visual-foot strong {
  font-family: var(--f-display);
  font-size: 28px;
  color: var(--c-accent);
  font-weight: 600;
}

.form-visual .visual-foot span {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.form-side {
  padding: var(--sp-8) var(--sp-7);
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-card {
  width: 100%;
  max-width: 480px;
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: var(--sp-7);
  box-shadow: var(--sh-md);
}

.form-card .head {
  margin-bottom: var(--sp-5);
}

.form-card h2 {
  font-size: 28px;
  color: var(--c-primary);
}

.form-card .head p {
  margin-top: var(--sp-2);
  color: var(--c-text-2);
  font-size: 14px;
}

.field { margin-bottom: var(--sp-4); }

.field label {
  display: block;
  font-size: 13px;
  color: var(--c-text-2);
  margin-bottom: 6px;
  font-weight: 500;
}

.field label .req { color: var(--c-danger); margin-left: 2px; }

.field .input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  background: var(--c-bg-card);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.field .input-wrap:focus-within {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(15, 44, 92, .08);
}

.field .input-wrap .icon {
  width: 44px;
  display: grid;
  place-items: center;
  color: var(--c-text-3);
}

.field input,
.field textarea,
.field select {
  flex: 1;
  border: none;
  background: transparent;
  padding: 12px var(--sp-4) 12px 0;
  font-size: 15px;
  color: var(--c-text);
  outline: none;
  width: 100%;
}

.field textarea {
  resize: vertical;
  min-height: 100px;
  padding: 12px var(--sp-4);
  font-family: inherit;
}

.field .hint {
  display: block;
  font-size: 12px;
  color: var(--c-text-3);
  margin-top: 6px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--c-text-2);
  cursor: pointer;
}

.checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--c-primary);
}

.checkbox a { color: var(--c-primary); text-decoration: underline; }

.form-actions {
  margin-top: var(--sp-5);
  display: flex;
  gap: var(--sp-3);
  align-items: center;
  justify-content: space-between;
}

.btn-block {
  width: 100%;
  padding: 14px 24px;
  border-radius: var(--r-pill);
  font-weight: 600;
  letter-spacing: 0.08em;
  font-size: 14px;
  transition: transform .15s ease, background .2s ease, box-shadow .2s ease;
}

.btn-block:active { transform: scale(0.98); }

.form-foot {
  margin-top: var(--sp-5);
  text-align: center;
  font-size: 13px;
  color: var(--c-text-2);
}

.form-foot a {
  color: var(--c-primary);
  font-weight: 600;
  text-decoration: underline;
}

/* ---------- 发布页特别样式 ---------- */
.publish-banner {
  background: var(--c-accent);
  color: var(--c-primary);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--r-md);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  border: 1px solid rgba(15, 44, 92, .1);
}

.publish-banner .price {
  font-family: var(--f-display);
  font-weight: 600;
}

.publish-banner .price strong { font-size: 28px; }

.publish-banner small {
  display: block;
  font-size: 12px;
  color: rgba(15, 44, 92, .7);
  margin-top: 2px;
}

.publish-banner .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--c-primary);
  color: var(--c-accent);
  display: grid;
  place-items: center;
  font-family: var(--f-display);
  font-size: 20px;
  font-style: italic;
}

.fieldset {
  border: none;
  padding: 0;
  margin: 0 0 var(--sp-5);
}

.fieldset legend {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-primary);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
  padding: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.fieldset legend::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--c-border);
}

.upload {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-7);
  border: 2px dashed var(--c-border);
  border-radius: var(--r-md);
  background: var(--c-bg);
  color: var(--c-text-3);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
  text-align: center;
}

.upload:hover {
  border-color: var(--c-accent);
  background: rgba(242, 165, 22, .04);
  color: var(--c-primary);
}

.upload .icon {
  font-family: var(--f-display);
  font-size: 28px;
  color: var(--c-accent);
  margin-bottom: 8px;
}

@media (max-width: 900px) {
  .form-page { grid-template-columns: 1fr; }
  .form-visual { display: none; }
  .form-side { padding: var(--sp-6) var(--sp-4); }
  .field-row { grid-template-columns: 1fr; }
}