main > section:has(> #search-form) {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: center;
  gap: 24px 40px;
  padding: 36px 40px;
  border: 1px solid #20365f;
  border-radius: 20px;
  background: #20365f;
  color: #fff;
}

main > section:has(> #search-form) > h1 {
  font-size: clamp(28px, 3.2vw, 40px);
  letter-spacing: -0.05em;
}

main > section:has(> #search-form) > h1::before {
  content: "";
  display: block;
  width: 30px;
  height: 4px;
  margin-bottom: 17px;
  border-radius: 4px;
  background: #e8c46a;
}

#search-form label {
  color: #dce5f6;
  font-size: 13px;
  font-weight: 500;
}

#search-form input {
  border-color: transparent;
}

#search-form input:focus {
  border-color: #b6cbff;
  box-shadow: 0 0 0 4px rgb(166 195 255 / 20%);
}

#search-form button {
  border-color: #819dd3;
  background: #e9effb;
  color: #20365f;
}

main > section:has(> #item-list) {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0 16px;
}

#item-list {
  grid-column: 1 / -1;
}

section > a[href="/items/register.html"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--primary);
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 650;
  line-height: 1.5;
  white-space: nowrap;
  transition:
    background-color 160ms ease,
    border-color 160ms ease;
}

section > a[href="/items/register.html"]::before {
  content: "+";
  font-size: 19px;
  font-weight: 400;
  line-height: 1;
}

body:has(#temporary-item-register-form) main {
  max-width: 720px;
}

body:has(#temporary-item-register-form) main > h1 {
  font-size: clamp(26px, 3vw, 34px);
}

body:has(#temporary-item-register-form) main > p {
  margin-top: 10px;
  font-size: 14px;
  word-break: keep-all;
}

#temporary-item-register-form {
  grid-template-columns: minmax(0, 1fr) 120px;
  margin-top: 28px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

#temporary-item-register-form > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 18px;
  padding: 11px 18px;
  border: 1px solid #d6ddea;
  border-radius: 10px;
  background: var(--surface);
  color: #4b5870;
  font-weight: 650;
  line-height: 1.5;
}

@media (hover: hover) and (pointer: fine) {
  #search-form button:not(:disabled):hover {
    border-color: #fff;
    background: #fff;
    color: #20365f;
  }

  section > a[href="/items/register.html"]:hover {
    border-color: var(--primary-hover);
    background: var(--primary-hover);
  }

  #temporary-item-register-form > a:hover {
    background: var(--surface-hover);
  }
}

@media (max-width: 819px) {
  main > section:has(> #search-form) {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding: 30px;
  }
}

@media (max-width: 599px) {
  main > section:has(> #search-form) {
    gap: 24px;
    padding: 24px 20px;
    border-radius: 16px;
  }

  main > section:has(> #search-form) > h1::before {
    margin-bottom: 13px;
  }

  main > section:has(> #item-list) {
    gap: 0 10px;
  }

  main > section:has(> #item-list) > h2 {
    font-size: 18px;
  }

  section > a[href="/items/register.html"] {
    padding-inline: 12px;
    font-size: 12px;
  }

  #temporary-item-register-form {
    grid-template-columns: minmax(0, 1fr) 88px;
    margin-top: 22px;
    padding: 22px 18px;
    border-radius: 16px;
  }
}

@media (max-width: 359px) {
  main > section:has(> #item-list) {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  section > a[href="/items/register.html"] {
    justify-self: start;
  }

  #item-list {
    margin-top: 4px;
  }
}

.image-mode-tabs {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 10px;
  border-bottom: 1px solid var(--border);
}

.image-mode-tab {
  min-height: 44px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text-muted);
}

.image-mode-tab.active {
  border-bottom: 2px solid var(--primary);
  color: var(--primary);
  font-weight: 700;
}

#file-mode-container {
  grid-column: 1 / -1;
  width: 100%;
  margin-top: 14px;
}

#file-mode-container input[type="file"] {
  width: 100%;
  box-sizing: border-box;
}

#camera-container {
  grid-column: 1 / -1;
  width: 100%;
  margin-top: 14px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-hover);
  box-sizing: border-box;
}

#camera-video {
  display: block;
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: 10px;
  background: #000;
}

.camera-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.camera-buttons button {
  min-height: 44px;
}

#selected-image-name {
  grid-column: 1 / -1;
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-muted);
  word-break: break-all;
}

@media (max-width: 599px) {
  #camera-container {
    padding: 10px;
  }

  #camera-video {
    max-height: 400px;
  }

  .camera-buttons {
    gap: 8px;
  }

  .camera-buttons button {
    min-height: 42px;
    font-size: 14px;
  }
}

.form-buttons {
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
  width: 100%;
}

.form-buttons button,
.form-buttons .cancel-button {
  flex: 1;
  box-sizing: border-box;
}

.form-buttons .cancel-button {
  display: flex;
  align-items: center;
  justify-content: center;

  border: 1px solid var(--border);
  border-radius: 10px;

  text-decoration: none;
  box-sizing: border-box;
}