/* NanE — base */

/* ===== Skip Link ===== */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 1000;
  padding: 10px 20px;
  background: var(--purple);
  color: var(--on-accent);
  border-radius: var(--radius-pill);
  font-weight: var(--fw-heavy);
  text-decoration: none;
}

.skip-link:focus {
  top: 8px;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 85% 90%, rgba(220, 210, 235, 0.5) 0%, rgba(255,255,255,0) 40%),
    radial-gradient(circle at 15% 70%, rgba(230, 222, 242, 0.55) 0%, rgba(255,255,255,0) 50%),
    radial-gradient(circle at 50% 100%, rgba(235, 230, 245, 0.4) 0%, rgba(255,255,255,0) 45%),
    #faf8fc;
  background-attachment: fixed;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

[data-theme="dark"] body,
body[data-theme="dark"] {
  background:
    linear-gradient(180deg, #130d1c 0%, #090711 46%, #07060d 100%);
  background-attachment: fixed;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}

/* ===== Buttons (base) ===== */
.icon-button,
.primary,
.secondary,
.danger {
  border: 0;
  border-radius: var(--radius-pill);
  font-weight: var(--fw-heavy);
}

.icon-button {
  width: 58px;
  height: 58px;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  color: var(--purple);
  box-shadow:
    inset 0 0 20px rgba(255, 255, 255, 0.15),
    0 4px 16px rgba(139, 111, 175, 0.12);
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  font-family: "Font Awesome 7 Free";
  font-weight: var(--fw-heavy);
  transition: background var(--motion-fast), transform var(--motion-fast), box-shadow var(--motion-fast);
  will-change: transform;
}

.icon-button:hover {
  background: rgba(255, 255, 255, 0.6);
  box-shadow:
    inset 0 0 24px rgba(255, 255, 255, 0.2),
    0 6px 22px rgba(139, 111, 175, 0.2);
}

.icon-button:active {
  transform: scale(0.95);
}

.icon-button.is-pressing {
  transform: scale(0.94);
}

.primary {
  background: rgba(110, 0, 101, 0.78);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  color: #fff;
  box-shadow:
    inset 0 0 14px rgba(255, 255, 255, 0.08),
    0 6px 20px rgba(139, 111, 175, 0.2);
  transition: background var(--motion-fast), transform var(--motion-fast), box-shadow var(--motion-fast);
}

.primary:hover:not(:disabled) {
  background: rgba(110, 0, 101, 0.88);
  transform: translateY(-1px);
  box-shadow:
    inset 0 0 18px rgba(255, 255, 255, 0.12),
    0 10px 28px rgba(139, 111, 175, 0.3);
}

.primary:active:not(:disabled) {
  transform: translateY(0) scale(0.985);
}

.primary.is-pressing:not(:disabled) {
  transform: translateY(0) scale(0.985);
}

.secondary {
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  color: var(--purple);
  border: none;
  box-shadow:
    inset 0 0 12px rgba(255, 255, 255, 0.08),
    0 2px 8px rgba(139, 111, 175, 0.08);
  transition: background var(--motion-fast), transform var(--motion-fast), box-shadow var(--motion-fast);
}

.secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.6);
  box-shadow:
    inset 0 0 16px rgba(255, 255, 255, 0.12),
    0 4px 14px rgba(139, 111, 175, 0.14);
  transform: translateY(-1px);
}

.secondary:active:not(:disabled) {
  transform: translateY(0) scale(0.985);
}

.secondary.is-pressing:not(:disabled) {
  transform: translateY(0) scale(0.985);
}

.danger {
  background: var(--danger);
  color: var(--on-accent);
  transition: filter var(--motion-fast), transform var(--motion-fast);
}

.danger:hover:not(:disabled) {
  filter: brightness(1.15);
  transform: translateY(-1px);
}

.danger:active:not(:disabled) {
  transform: translateY(0) scale(0.985);
}

.danger.is-pressing:not(:disabled) {
  transform: translateY(0) scale(0.985);
}

/* ===== Button Sizes ===== */
.small {
  padding: 0 18px;
  min-height: 48px;
  min-width: 86px;
  font-size: 15px;
}

.danger.small {
  padding: 0 18px;
  min-height: 48px;
  min-width: 86px;
  font-size: 15px;
  border: 0;
  border-radius: var(--radius-pill);
  font-weight: var(--fw-heavy);
  cursor: pointer;
}

.wide {
  width: 100%;
  min-height: 54px;
}

/* ===== Search & Auth Rows ===== */
.auth-row {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.auth-row input {
  min-width: 0;
}

.auth-row + .auth-row {
  margin-top: var(--space-md);
}

/* Full-width controls in stacked auth rows */
.auth-row > button {
  flex: 1;
  min-height: 50px;
  padding: 0 18px;
  font-size: 15px;
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
}

.auth-row > input {
  flex: 1;
}

/* ===== Email Combo ===== */
.email-combo {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card-strong);
  overflow: hidden;
}

.email-combo:focus-within {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px var(--purple-soft);
}

.email-combo input {
  border: 0;
  border-radius: 0;
  box-shadow: none !important;
  background: transparent;
}

.email-combo span {
  flex-shrink: 0;
  padding-right: 18px;
  color: var(--muted);
  font-weight: var(--fw-heavy);
}

/* ===== Form Elements ===== */
input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card-strong);
  color: var(--text);
  outline: none;
  transition:
    border-color var(--motion-fast),
    box-shadow var(--motion-fast),
    background var(--motion-fast),
    transform var(--motion-fast);
}

input,
select {
  height: 54px;
  padding: 0 18px;
}

select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  padding-right: 48px;
  font-weight: var(--fw-heavy);
  color: var(--text-strong);
  background-color: var(--card-strong);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--purple) 50%),
    linear-gradient(135deg, var(--purple) 50%, transparent 50%),
    linear-gradient(to right, rgba(110, 0, 101, 0.11), rgba(110, 0, 101, 0.11));
  background-position:
    calc(100% - 25px) 50%,
    calc(100% - 18px) 50%,
    calc(100% - 43px) 50%;
  background-size:
    7px 7px,
    7px 7px,
    1px 24px;
  background-repeat: no-repeat;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.42),
    0 8px 22px rgba(139, 111, 175, 0.08);
}

select:hover {
  border-color: rgba(110, 0, 101, 0.24);
  background-color: rgba(255, 255, 255, 0.7);
}

select option {
  color: var(--text-strong);
  background: #fff;
}

textarea {
  padding: var(--space-lg) 18px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--purple);
  box-shadow:
    0 0 0 3px var(--purple-soft),
    0 12px 28px rgba(110, 0, 101, 0.12);
}

/* ===== Segmented Control ===== */
.segmented {
  display: flex;
  gap: 10px;
}

/* ===== Link Button ===== */
.link-button {
  border: 0;
  padding: 10px 4px;
  min-height: 44px;
  background: transparent;
  color: var(--purple);
  font-weight: var(--fw-black);
  text-decoration: underline;
  display: inline-flex;
  align-items: center;
}

/* ===== Form Card ===== */
.form-card {
  padding: var(--space-xl);
}

.form-card label {
  display: block;
  margin: 18px 0 var(--space-sm);
  color: var(--text-strong);
  font-weight: var(--fw-bold);
}

.label-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  margin-top: 18px;
}

.label-row > label {
  margin: 0;
}

.inline-check {
  display: inline-flex !important;
  align-items: center;
  gap: var(--space-sm);
  color: var(--muted) !important;
  font-size: 13px;
  font-weight: var(--fw-heavy) !important;
}

.inline-check input {
  width: 16px;
  height: 16px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

/* ===== Rules Card ===== */
.rules-card {
  display: grid;
  gap: 6px;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background: var(--purple-soft);
  color: var(--purple);
  line-height: 1.55;
  font-weight: var(--fw-heavy);
}

/* ===== Icon Grid ===== */
.icon-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.icon-option {
  min-height: 64px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--card-strong);
  color: var(--muted);
  display: grid;
  place-items: center;
  gap: var(--space-xs);
  font-size: 12px;
  font-weight: var(--fw-heavy);
}

.icon-option strong {
  color: var(--purple);
  font-family: "Font Awesome 7 Free";
  font-size: 22px;
}

.icon-more {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 10px;
}

.icon-option.active {
  border-color: var(--purple);
  background: var(--purple-soft);
  color: var(--purple);
}

/* ===== Checkbox Row ===== */
.checkbox-row {
  display: flex !important;
  gap: 10px;
  align-items: flex-start;
  line-height: 1.55;
}

.checkbox-row input {
  width: 18px;
  height: 18px;
  margin-top: var(--space-xs);
  flex-shrink: 0;
}

/* ===== Form Message ===== */
.form-message {
  min-height: 24px;
  margin-top: 14px;
  color: var(--purple);
  font-weight: var(--fw-heavy);
  line-height: 1.5;
}

/* ===== Field Error ===== */
.field-error {
  display: block;
  min-height: 0;
  margin-top: 4px;
  color: #c62828;
  font-size: 13px;
  font-weight: var(--fw-heavy);
  line-height: 1.4;
}

.field-error:empty {
  display: none;
}

.field-error-border {
  outline: 2px solid #d93025;
  border-radius: var(--radius-sm);
  padding: 8px;
  margin: -8px;
}

/* ===== Char Count ===== */
.char-count {
  font-size: 12px;
  color: var(--muted);
  font-weight: var(--fw-normal);
  margin-left: 6px;
}

.char-count.over {
  color: #d93025;
  font-weight: var(--fw-bold);
}

/* ===== State Card ===== */
.state-card {
  padding: 28px;
  color: var(--muted);
  text-align: center;
  font-weight: var(--fw-heavy);
}

.state-card:empty {
  display: none;
}

/* ===== Toggle Switch ===== */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 32px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--toggle-off);
  border-radius: 28px;
  transition: background 0.2s;
}

.toggle-slider::before {
  content: "";
  position: absolute;
  height: 26px;
  width: 26px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--purple);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

/* ===== Fieldset ===== */
fieldset {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: 0 0 var(--space-lg);
}

legend {
  font-weight: var(--fw-heavy);
  font-size: 15px;
  color: var(--purple);
  padding: 0 var(--space-sm);
  margin-bottom: var(--space-sm);
}

/* ===== Mine About Footer ===== */
.about-sep {
  margin: 0 var(--space-sm);
  color: var(--muted);
}

/* ===== Dark Mode (base) ===== */
[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
  background: rgba(255, 255, 255, 0.055);
  color: var(--text);
  border-color: var(--line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

[data-theme="dark"] select {
  color: var(--text-strong);
  background-color: rgba(255, 255, 255, 0.07);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--accent) 50%),
    linear-gradient(135deg, var(--accent) 50%, transparent 50%),
    linear-gradient(to right, rgba(216, 140, 232, 0.18), rgba(216, 140, 232, 0.18));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 12px 28px rgba(0, 0, 0, 0.24);
}

[data-theme="dark"] select:hover {
  background-color: rgba(255, 255, 255, 0.095);
  border-color: var(--purple-glow);
}

[data-theme="dark"] select option {
  color: var(--text);
  background: #151320;
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
  color: rgba(244, 240, 255, 0.42);
}

[data-theme="dark"] .email-combo {
  background: rgba(255, 255, 255, 0.055);
  border-color: var(--line);
}

[data-theme="dark"] .secondary {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-strong);
  border: 1px solid var(--line);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 8px 24px rgba(0, 0, 0, 0.24);
}

[data-theme="dark"] .secondary:hover:not(:disabled) {
  background: var(--hover);
  border-color: var(--purple-glow);
}

[data-theme="dark"] .icon-button {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  color: var(--accent);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 10px 28px rgba(0, 0, 0, 0.34);
}

[data-theme="dark"] .icon-button:hover {
  background: var(--hover);
  border-color: var(--purple-glow);
}

[data-theme="dark"] .form-message {
  color: var(--accent);
}

[data-theme="dark"] .field-error {
  color: #f28b82;
}

[data-theme="dark"] .field-error-border {
  outline-color: #f28b82;
}

[data-theme="dark"] .link-button {
  color: var(--accent);
}

[data-theme="dark"] .rules-card {
  background: var(--purple-soft);
  color: var(--text-strong);
  border-color: var(--purple-glow);
}

[data-theme="dark"] .state-card {
  background: var(--card);
  border-color: var(--line);
}

[data-theme="dark"] fieldset {
  border-color: var(--line);
}

[data-theme="dark"] legend {
  color: var(--accent);
}

[data-theme="dark"] .icon-option {
  background: var(--card-strong);
}

[data-theme="dark"] .icon-option.active {
  background: var(--purple-soft);
  border-color: var(--purple-glow);
}

[data-theme="dark"] .primary {
  background: linear-gradient(135deg, #74207b 0%, #9b3da3 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    0 12px 30px rgba(0, 0, 0, 0.36);
}

[data-theme="dark"] .primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #87288f 0%, #ad4ab4 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    0 16px 36px rgba(0, 0, 0, 0.42);
}

[data-theme="dark"] .toggle-slider {
  background: var(--toggle-off);
}

/* ===== Mobile optimizations ===== */

/* Safe area support for notched phones */
.app-shell {
  padding-bottom: env(safe-area-inset-bottom, 0px);
  padding-left: env(safe-area-inset-left, 0px);
  padding-right: env(safe-area-inset-right, 0px);
}

.bottom-nav {
  padding-bottom: env(safe-area-inset-bottom, 10px);
}

/* Touch-friendly minimum tap targets (44px) */
@media (max-width: 640px) {
  .chip,
  button.small,
  .nav-item,
  .icon-button,
  .review-tag,
  .chip-select-btn {
    min-height: 44px;
    min-width: 44px;
  }

  input, select, textarea {
    font-size: 16px; /* Prevent iOS zoom on focus */
    padding: 12px 14px;
  }

  .form-card {
    padding: 20px 16px;
  }

  .item-card {
    padding: 14px;
  }

  /* Larger tap area for card clicks */
  .item-card .owner-actions button,
  .item-card .claim-actions button {
    min-height: 40px;
    min-width: 40px;
  }

  /* Full-width cards on small screens */
  .activity-item {
    min-width: 160px;
    max-width: 220px;
  }

  /* Stacked layout for narrow screens */
  .field-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .settings-row {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .settings-row .toggle-switch {
    align-self: flex-start;
  }

  /* Notification panel full-screen on mobile */
  .notification-panel {
    max-width: 100vw;
    width: 100vw;
    max-height: 80vh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    margin-top: auto;
  }

  /* Confirm dialog padding */
  .confirm-dialog-content {
    padding: 20px 16px;
  }

  /* Claim quantity row */
  .claim-quantity-row {
    flex-wrap: wrap;
  }
}

/* Prevent overscroll bounce on supported browsers */
html {
  overscroll-behavior-y: none;
}

/* Active state feedback for touch */
@media (hover: none) {
  .chip:active,
  button:active,
  .nav-item:active,
  .item-card:active {
    opacity: 0.7;
    transition: opacity 0.05s;
  }
}