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https://github.com/XRPLF/xrpl-dev-portal.git
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531 lines
18 KiB
SCSS
531 lines
18 KiB
SCSS
// BDS Button Component Styles
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// Brand Design System - Scalable button component
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//
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// Naming Convention: BEM with 'bds' namespace
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// .bds-btn - Base button (shared layout, typography, icon animation)
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// .bds-btn--primary - Primary variant (solid background)
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// .bds-btn--secondary - Secondary variant (outline style)
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// .bds-btn--green - Green color theme (default)
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// .bds-btn--black - Black color theme
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// .bds-btn--tertiary - (Future) Tertiary variant
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// .bds-btn__label - Label element
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// .bds-btn__icon - Icon element (inherits color via currentColor)
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// .bds-btn--disabled - Disabled state modifier
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// .bds-btn--no-icon - No icon modifier
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@import "../../../styles/colors";
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// =============================================================================
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// Design Tokens
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// =============================================================================
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// Neutral Black (used across variants)
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$bds-btn-neutral-black: #141414;
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$bds-btn-neutral-black-80: rgba(20, 20, 20, 0.8); // 80% black for hover
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$bds-btn-neutral-black-15: rgba(20, 20, 20, 0.15); // 15% black for secondary hover
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// Colors - Green Primary Button
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$bds-btn-primary-bg: $green-300; // #21E46B - Enabled
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$bds-btn-primary-bg-hover: $green-200; // #70EE97 - Hover/Focus
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$bds-btn-primary-text: $bds-btn-neutral-black;
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$bds-btn-primary-focus-border: $bds-btn-neutral-black;
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// Colors - Black Primary Button
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$bds-btn-primary-black-bg: $bds-btn-neutral-black;
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$bds-btn-primary-black-bg-hover: $bds-btn-neutral-black-80;
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$bds-btn-primary-black-text: $white;
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// Colors - Disabled State (shared)
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$bds-btn-disabled-bg: $gray-200; // #E0E0E1
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$bds-btn-disabled-text: $gray-500; // #838386
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// Colors - Green Secondary Button
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$bds-btn-secondary-text: $green-400; // #0DAA3E - Enabled
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$bds-btn-secondary-text-hover: $green-500; // #078139 - Hover/Focus
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$bds-btn-secondary-bg: transparent;
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$bds-btn-secondary-bg-hover: $green-100; // #EAFCF1 - Hover/Focus fill
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$bds-btn-secondary-border: $green-400; // #0DAA3E - Enabled
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$bds-btn-secondary-border-hover: $green-500; // #078139 - Hover/Focus
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$bds-btn-secondary-disabled-text: $gray-400; // Disabled text
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$bds-btn-secondary-disabled-border: $gray-400; // Disabled border
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// Colors - Black Secondary Button
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$bds-btn-secondary-black-text: $bds-btn-neutral-black;
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$bds-btn-secondary-black-bg-hover: $bds-btn-neutral-black-15;
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$bds-btn-secondary-black-border: $bds-btn-neutral-black;
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// Spacing
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$bds-btn-border-radius: 100px;
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$bds-btn-focus-border-width: 2px;
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// Transitions
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// Motion: Duration 150ms, Custom bezier for smooth in-out feel
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$bds-btn-transition-duration: 150ms;
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$bds-btn-transition-timing: cubic-bezier(0.98, 0.12, 0.12, 0.98);
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// =============================================================================
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// Base Button Styles
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// =============================================================================
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//
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// SHARED HOVER ANIMATION:
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// - Background fills from bottom-to-top using ::before pseudo-element
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// - On unhover: background empties top-to-bottom
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// - Each variant defines its own ::before background-color
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.bds-btn {
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// Layout
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display: inline-flex;
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align-items: center;
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justify-content: center;
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max-height: 40px;
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// Typography - Label R token
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font-family: 'Booton', sans-serif;
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font-size: 16px;
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font-weight: 400;
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line-height: 23.2px;
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letter-spacing: 0px;
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white-space: nowrap;
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// Border
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border: none;
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border-radius: $bds-btn-border-radius;
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// Interaction
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cursor: pointer;
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// Required for pseudo-element background animation (shared)
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position: relative;
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overflow: hidden;
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z-index: 1;
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// Transitions (shared)
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transition: color $bds-btn-transition-duration $bds-btn-transition-timing,
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border-color $bds-btn-transition-duration $bds-btn-transition-timing,
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padding $bds-btn-transition-duration $bds-btn-transition-timing,
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gap $bds-btn-transition-duration $bds-btn-transition-timing,
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transform $bds-btn-transition-duration $bds-btn-transition-timing;
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// Background fill pseudo-element (shared structure)
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// Each variant sets its own background-color
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&::before {
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content: '';
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position: absolute;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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z-index: -1;
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// Start scaled to 0 from bottom - fills bottom-to-top on hover
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transform: scaleY(0);
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transform-origin: bottom center;
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transition: transform $bds-btn-transition-duration $bds-btn-transition-timing;
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}
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// Hover/Focus state - animate background fill (shared)
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&:hover:not(:disabled):not(.bds-btn--disabled),
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&:focus-visible:not(:disabled):not(.bds-btn--disabled) {
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&::before {
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transform: scaleY(1);
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}
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}
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// Active state - reset background (shared)
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&:active:not(:disabled):not(.bds-btn--disabled) {
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&::before {
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transform: scaleY(0);
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}
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}
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// Label element
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&__label {
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flex-shrink: 0;
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position: relative;
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z-index: 1;
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}
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// Icon element (SVG container)
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&__icon {
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width: 15px;
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height: 14px;
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flex-shrink: 0;
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transition: opacity $bds-btn-transition-duration $bds-btn-transition-timing;
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color: currentColor;
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overflow: visible;
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position: relative;
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z-index: 1;
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}
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// Arrow horizontal line - shrinks on hover/focus
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&__icon-line {
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transform-box: fill-box; // Makes transform-origin relative to element's bounding box
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transform-origin: right center;
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transform: scaleX(1);
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transition: transform $bds-btn-transition-duration $bds-btn-transition-timing;
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}
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// Arrow chevron - stays visible, shifts via gap change
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&__icon-chevron {
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transition: transform $bds-btn-transition-duration $bds-btn-transition-timing;
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}
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// Hover state - shrink line for all button variants
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&:hover:not(:disabled):not(.bds-btn--disabled),
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&:focus-visible:not(:disabled):not(.bds-btn--disabled) {
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.bds-btn__icon-line {
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transform: scaleX(0);
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}
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}
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}
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// =============================================================================
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// Primary Variant
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// =============================================================================
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// HOVER ANIMATION: Background fills bottom-to-top (Green 300 → Green 200)
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.bds-btn--primary {
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// Default/Enabled state colors
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color: $bds-btn-primary-text;
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background-color: $bds-btn-primary-bg;
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// Set the hover background color for ::before pseudo-element
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&::before {
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background-color: $bds-btn-primary-bg-hover;
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}
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// Desktop padding and gap (default - ≥1024px)
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padding: 8px 19px 8px 20px;
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gap: 16px;
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// No icon - symmetric padding
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&.bds-btn--no-icon {
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padding: 8px 20px;
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}
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// ---------------------------------------------------------------------------
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// Hover State (with icon)
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// ---------------------------------------------------------------------------
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&:hover:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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// Background animation handled by shared ::before pseudo-element
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padding: 8px 13px 8px 20px;
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gap: 22px;
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}
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// Hover State (no icon) - background animation only
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// (no padding/gap changes needed)
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// ---------------------------------------------------------------------------
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// Focus State (keyboard navigation) - with icon
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// ---------------------------------------------------------------------------
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&:focus-visible:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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padding: 8px 13px 8px 20px;
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gap: 22px;
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}
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// Focus State (no icon) - only add outline
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&:focus-visible:not(:disabled):not(.bds-btn--disabled).bds-btn--no-icon {
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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padding: 8px 20px;
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}
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// ---------------------------------------------------------------------------
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// Active State (being pressed)
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// ---------------------------------------------------------------------------
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&:active:not(:disabled):not(.bds-btn--disabled) {
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// Maintains default padding and gap
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padding: 8px 19px 8px 20px;
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gap: 16px;
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// Background reset handled by shared ::before in base class
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}
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// ---------------------------------------------------------------------------
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// Disabled State
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// Note: Icon is hidden via component logic when disabled
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// ---------------------------------------------------------------------------
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&:disabled,
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&.bds-btn--disabled {
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color: $bds-btn-disabled-text;
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background-color: $bds-btn-disabled-bg;
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cursor: not-allowed;
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pointer-events: none;
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// Disable background animation on disabled
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&::before {
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display: none;
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}
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}
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// ---------------------------------------------------------------------------
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// Tablet & Mobile Responsive Styles (≤1023px)
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// ---------------------------------------------------------------------------
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@media (max-width: 1023px) {
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// Default/Enabled padding for smaller screens
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padding: 8px 15px 8px 16px;
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gap: 16px;
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// No icon - symmetric padding for smaller screens
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&.bds-btn--no-icon {
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padding: 8px 16px;
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}
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// Hover state - smaller screens (with icon)
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&:hover:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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padding: 8px 10px 8px 16px;
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gap: 21px;
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}
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// Focus state - smaller screens (with icon)
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&:focus-visible:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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padding: 8px 10px 8px 16px;
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gap: 21px;
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}
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// Focus state - smaller screens (no icon)
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&:focus-visible:not(:disabled):not(.bds-btn--disabled).bds-btn--no-icon {
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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padding: 8px 16px;
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}
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// Active state - smaller screens (maintains default padding)
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&:active:not(:disabled):not(.bds-btn--disabled) {
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padding: 8px 15px 8px 16px;
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gap: 16px;
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}
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}
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}
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// =============================================================================
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// Secondary Variant
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// =============================================================================
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// HOVER ANIMATION: Background fills bottom-to-top (Transparent → Green 100)
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// Text/arrow color fades from green-400 to green-500 via currentColor
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// Animation structure inherited from base .bds-btn class
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.bds-btn--secondary {
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// Default/Enabled state
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color: $bds-btn-secondary-text;
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background-color: transparent;
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border: 2px solid $bds-btn-secondary-border;
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// Set the hover background color for ::before pseudo-element
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&::before {
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background-color: $bds-btn-secondary-bg-hover;
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}
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// Desktop padding and gap (≥1024px) - compensate for 2px border
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padding: 6px 17px 6px 18px;
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gap: 16px;
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// No icon - symmetric padding
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&.bds-btn--no-icon {
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padding: 6px 18px;
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}
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// ---------------------------------------------------------------------------
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// Hover State
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// ---------------------------------------------------------------------------
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&:hover:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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color: $bds-btn-secondary-text-hover;
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border-color: $bds-btn-secondary-border-hover;
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padding: 6px 11px 6px 18px;
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gap: 22px;
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// Background animation handled by shared ::before in base class
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}
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&:hover:not(:disabled):not(.bds-btn--disabled).bds-btn--no-icon {
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color: $bds-btn-secondary-text-hover;
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border-color: $bds-btn-secondary-border-hover;
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}
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// ---------------------------------------------------------------------------
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// Focus State (keyboard navigation)
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// ---------------------------------------------------------------------------
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&:focus-visible:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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color: $bds-btn-secondary-text-hover;
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border: none;
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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// Add 2px padding to compensate for removed border, maintain hover padding
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padding: 6px 13px 6px 20px;
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gap: 22px;
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}
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&:focus-visible:not(:disabled):not(.bds-btn--disabled).bds-btn--no-icon {
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color: $bds-btn-secondary-text-hover;
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border: none;
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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// Add 2px padding to compensate for removed border
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padding: 6px 20px;
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}
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// ---------------------------------------------------------------------------
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// Active State (being pressed)
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// ---------------------------------------------------------------------------
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&:active:not(:disabled):not(.bds-btn--disabled) {
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color: $bds-btn-secondary-text;
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border-color: $bds-btn-secondary-border;
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padding: 6px 17px 6px 18px;
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gap: 16px;
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// Background reset handled by shared ::before in base class
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}
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// ---------------------------------------------------------------------------
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// Disabled State
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// Note: Icon is hidden via component logic when disabled
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// ---------------------------------------------------------------------------
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&:disabled,
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&.bds-btn--disabled {
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color: $bds-btn-secondary-disabled-text;
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background-color: transparent;
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border-color: $bds-btn-secondary-disabled-border;
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cursor: not-allowed;
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pointer-events: none;
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// Disable background animation on disabled
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&::before {
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display: none;
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}
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}
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// ---------------------------------------------------------------------------
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// Tablet & Mobile Responsive Styles (≤1023px)
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// ---------------------------------------------------------------------------
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@media (max-width: 1023px) {
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padding: 6px 13px 6px 14px;
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gap: 16px;
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&.bds-btn--no-icon {
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padding: 6px 14px;
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}
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&:hover:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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padding: 6px 8px 6px 14px;
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gap: 21px;
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}
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&:focus-visible:not(:disabled):not(.bds-btn--disabled):not(.bds-btn--no-icon) {
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border: none;
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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// Add 2px padding to compensate for removed border, maintain hover padding
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padding: 6px 10px 6px 16px;
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gap: 21px;
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}
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&:focus-visible:not(:disabled):not(.bds-btn--disabled).bds-btn--no-icon {
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border: none;
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outline: $bds-btn-focus-border-width solid $bds-btn-primary-focus-border;
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outline-offset: 2px;
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// Add 2px padding to compensate for removed border
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padding: 6px 16px;
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}
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&:active:not(:disabled):not(.bds-btn--disabled) {
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padding: 6px 13px 6px 14px;
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gap: 16px;
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}
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}
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}
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// =============================================================================
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// Color Themes
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// =============================================================================
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// Green theme (.bds-btn--green) is the default - no overrides needed.
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// Black theme (.bds-btn--black) overrides colors for both variants.
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// Black theme - overrides colors for primary and secondary variants
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.bds-btn--black {
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// ---------------------------------------------------------------------------
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// Black Primary Button
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// ---------------------------------------------------------------------------
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&.bds-btn--primary {
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color: $bds-btn-primary-black-text;
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background-color: $bds-btn-primary-black-bg;
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// Set hover background for ::before pseudo-element
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&::before {
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background-color: $bds-btn-primary-black-bg-hover;
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}
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// Hover state - background animates, colors stay same
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&:hover:not(:disabled):not(.bds-btn--disabled) {
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color: $bds-btn-primary-black-text;
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}
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// Focus state
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&:focus-visible:not(:disabled):not(.bds-btn--disabled) {
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color: $bds-btn-primary-black-text;
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outline: $bds-btn-focus-border-width solid $bds-btn-neutral-black;
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outline-offset: 2px;
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}
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// Active state
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&:active:not(:disabled):not(.bds-btn--disabled) {
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color: $bds-btn-primary-black-text;
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}
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// Disabled state - same as green disabled
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&:disabled,
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&.bds-btn--disabled {
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color: $bds-btn-disabled-text;
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background-color: $bds-btn-disabled-bg;
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}
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}
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// ---------------------------------------------------------------------------
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// Black Secondary Button
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// ---------------------------------------------------------------------------
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&.bds-btn--secondary {
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color: $bds-btn-secondary-black-text;
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border-color: $bds-btn-secondary-black-border;
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// Set hover background for ::before pseudo-element
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&::before {
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background-color: $bds-btn-secondary-black-bg-hover;
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}
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// Hover state - text stays black, background fills with 15% black
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&:hover:not(:disabled):not(.bds-btn--disabled) {
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color: $bds-btn-secondary-black-text;
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border-color: $bds-btn-secondary-black-border;
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}
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// Focus state
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&:focus-visible:not(:disabled):not(.bds-btn--disabled) {
|
|
color: $bds-btn-secondary-black-text;
|
|
border: none;
|
|
outline: $bds-btn-focus-border-width solid $bds-btn-neutral-black;
|
|
outline-offset: 2px;
|
|
}
|
|
|
|
// Active state
|
|
&:active:not(:disabled):not(.bds-btn--disabled) {
|
|
color: $bds-btn-secondary-black-text;
|
|
border-color: $bds-btn-secondary-black-border;
|
|
}
|
|
|
|
// Disabled state
|
|
&:disabled,
|
|
&.bds-btn--disabled {
|
|
color: $bds-btn-disabled-text;
|
|
border-color: $bds-btn-secondary-disabled-border;
|
|
}
|
|
}
|
|
}
|
|
|
|
// =============================================================================
|
|
// Future Variants (Placeholder structure for scalability)
|
|
// =============================================================================
|
|
|
|
// .bds-btn--tertiary {
|
|
// // Text-only style: green text, no border/fill
|
|
// // States: enabled, hover (underline), focus, active, disabled
|
|
// } |