/* CSS gradient generator */
.container--effects-tool { max-width: 1320px; }
.effects-mode-selector { display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; margin-bottom: 1.5rem; }
.effects-mode-selector h2, .effects-mode-selector p { margin: .1rem 0; }
.effects-mode-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .5rem; flex: 1; max-width: 650px; }
.effects-mode-tabs button { min-width: 0; min-height: 44px; border: 1px solid var(--color-border); border-radius: 10px; background: #fff; color: var(--color-text); font: inherit; font-weight: 800; padding: .7rem .45rem; cursor: pointer; }
.effects-mode-tabs button[aria-selected="true"] { border-color: var(--color-primary); background: var(--color-primary); color: #fff; }
.effects-mode-tabs button:focus-visible { outline: 3px solid rgb(20 107 99 / 34%); outline-offset: 3px; }
.effects-mode-panel { min-width: 0; }
.effects-mode-panel[hidden] { display: none; }
.container--gradient-tool { max-width: 1180px; }
.gradient-workspace { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 24px; align-items: start; }
.gradient-editor-card, .gradient-preview-card, .gradient-preset-card, .gradient-code-card { min-width: 0; padding: 24px; border: 1px solid var(--color-border); border-radius: 18px; background: var(--color-surface); box-shadow: var(--shadow-sm); }
.gradient-preview-column { display: grid; gap: 18px; min-width: 0; position: sticky; top: 20px; }
.gradient-primary-controls, .gradient-control-grid, .gradient-number-range { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; align-items: end; }
.gradient-primary-controls label, .gradient-control-grid label, .gradient-number-range label, .gradient-stop-row label { display: grid; gap: 7px; min-width: 0; font-weight: 700; color: var(--color-text); }
.gradient-primary-controls select, .gradient-control-grid select, .gradient-control-grid input, .gradient-number-range input, .gradient-stop-row input[type="text"], .gradient-stop-row input[type="number"] { width: 100%; min-width: 0; }
.gradient-check { display: flex !important; grid-template-columns: auto 1fr; align-items: center; gap: 10px !important; min-height: 44px; }
.gradient-check input { width: 20px; height: 20px; }
.gradient-mode-panel { margin: 20px 0 0; padding: 18px; border: 1px solid var(--color-border); border-radius: 14px; }
.gradient-mode-panel[hidden] { display: none; }
.gradient-mode-panel legend { padding: 0 8px; font-weight: 800; }
.gradient-quick-buttons { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.gradient-quick-buttons button { min-height: 40px; padding: 8px 13px; border: 1px solid var(--color-border); border-radius: 999px; background: var(--color-surface); color: var(--color-text); font-weight: 700; cursor: pointer; }
.gradient-quick-buttons button:hover, .gradient-quick-buttons button:focus-visible { border-color: var(--color-primary); color: var(--color-primary-strong); }
.gradient-stop-section { margin-top: 22px; }
.gradient-section-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.gradient-section-heading h3, .gradient-section-heading p { margin: 0; }
.gradient-stop-list { display: grid; gap: 12px; margin-top: 14px; }
.gradient-stop-row { display: grid; grid-template-columns: 64px 70px minmax(128px, 1fr) minmax(105px, .55fr) auto; gap: 10px; align-items: end; padding: 14px; border: 1px solid var(--color-border); border-radius: 14px; background: var(--color-surface-muted); }
.gradient-stop-row > strong { align-self: center; }
.gradient-stop-row input[type="color"] { width: 52px; height: 44px; padding: 3px; border: 1px solid var(--color-border); border-radius: 9px; background: var(--color-surface); }
.gradient-stop-delete { min-height: 44px; }
.gradient-repeat-note { margin: 14px 0 0; padding: 12px 14px; border-left: 4px solid var(--color-accent); border-radius: 8px; background: var(--color-surface-muted); }
.gradient-reset-row { margin-top: 18px; }
.gradient-preview-card h2, .gradient-preset-card h2, .gradient-code-card h2 { margin-top: 0; }
.gradient-preview { min-height: 320px; border: 1px solid rgba(15, 23, 42, .12); border-radius: 16px; background-color: #2563eb; background-image: linear-gradient(90deg, #2563EB 0%, #7C3AED 100%); }
.gradient-preset-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.gradient-preset-list button { min-height: 58px; padding: 10px; border: 2px solid transparent; border-radius: 12px; background-image: var(--gradient-preset); color: #fff; font-weight: 800; text-shadow: 0 1px 3px rgba(0,0,0,.7); cursor: pointer; }
.gradient-preset-list button:nth-child(1) { --gradient-preset: linear-gradient(90deg,#2563EB,#7C3AED); }
.gradient-preset-list button:nth-child(2) { --gradient-preset: linear-gradient(90deg,#06B6D4,#2563EB); }
.gradient-preset-list button:nth-child(3) { --gradient-preset: linear-gradient(90deg,#F97316,#EC4899); }
.gradient-preset-list button:nth-child(4) { --gradient-preset: linear-gradient(90deg,#16A34A,#0284C7); }
.gradient-preset-list button:nth-child(5) { --gradient-preset: linear-gradient(90deg,#9333EA,#F472B6); }
.gradient-preset-list button:nth-child(6) { --gradient-preset: linear-gradient(90deg,#111827,#6B7280); }
.gradient-preset-list button:hover, .gradient-preset-list button:focus-visible { border-color: var(--color-primary); }
.gradient-code-card pre { max-width: 100%; margin: 14px 0; padding: 16px; overflow: auto; border-radius: 12px; background: #10231f; color: #effcf8; white-space: pre-wrap; overflow-wrap: anywhere; }
.gradient-function-line { padding: 12px; border-radius: 10px; background: var(--color-surface-muted); overflow-wrap: anywhere; }
.gradient-copy-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.gradient-status { grid-column: 1 / -1; min-height: 24px; margin: 0; color: var(--color-primary-strong); font-weight: 800; }
.gradient-tool-article { margin-top: 34px; }
.gradient-tool-article pre { max-width: 100%; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; }
.gradient-stop-row [aria-invalid="true"], .gradient-number-range [aria-invalid="true"], .gradient-control-grid [aria-invalid="true"] { border-color: var(--color-danger); outline-color: var(--color-danger); }
@media (max-width: 800px) {
  .effects-mode-selector { align-items: stretch; flex-direction: column; }
  .effects-mode-tabs { width: 100%; max-width: none; }
  .gradient-workspace { grid-template-columns: 1fr; }
  .gradient-preview-column { position: static; }
  .gradient-preview { min-height: 260px; }
}
@media (max-width: 640px) {
  .effects-mode-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gradient-editor-card, .gradient-preview-card, .gradient-preset-card, .gradient-code-card { padding: 18px; }
  .gradient-stop-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gradient-stop-row > strong { grid-column: 1 / -1; }
  .gradient-stop-delete { grid-column: 1 / -1; width: 100%; }
  .gradient-primary-controls, .gradient-control-grid, .gradient-number-range { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .gradient-stop-row { grid-template-columns: 1fr; }
  .gradient-stop-row > strong, .gradient-stop-delete { grid-column: auto; }
  .gradient-picker-field input[type="color"] { width: 100%; }
  .gradient-section-heading { align-items: stretch; flex-direction: column; }
  .gradient-section-heading .button, .gradient-reset-row .button { width: 100%; min-height: 44px; }
  .gradient-copy-actions, .gradient-preset-list { grid-template-columns: 1fr; }
  .gradient-copy-actions .button, .gradient-quick-buttons button { min-height: 44px; }
  .gradient-preview { min-height: 220px; }
}