/* ============================================
   Air & Glass Design System
   Weightless and luminous design tokens
   ============================================ */

/* Animatable gradient properties for smooth button transitions
   Enables smooth color transitions between enabled (gradient) and disabled (solid) states
   Browser support: Chrome 85+, Safari 15.4+, Firefox: not yet supported (degrades gracefully) */
@property --btn-gradient-start {
    syntax: '<color>';
    initial-value: #5747f8;
    inherits: false;
}

@property --btn-gradient-end {
    syntax: '<color>';
    initial-value: #00baf1;
    inherits: false;
}

:root {
    /* Primary Colors - Corporate brand */
    --color-primary: #5747f8;
    --color-primary-hover: #4636e0;
    --color-primary-active: #3a2bc9;

    /* Gradient Colors */
    --color-gradient-start: #5747f8;
    --color-gradient-end: #00baf1;

    /* Accent Colors */
    --color-accent: #00baf1;
    --color-accent-light: #7dd8f7;

    /* Background & Surface */
    --color-background: #FAFBFC;
    --color-surface: #FFFFFF;
    --color-surface-hover: #F7FAFC;

    /* Borders */
    --color-border: #E2E8F0;
    --color-border-light: #EDF2F7;

    /* Disabled State */
    --color-disabled: #CBD5E1;

    /* Text */
    --color-text: #1A202C;
    --color-text-muted: rgba(26, 32, 44, 0.7);
    --color-text-placeholder: rgba(26, 32, 44, 0.55);
    --color-text-inverse: #FFFFFF;

    /* Focus States */
    --color-focus: rgba(87, 71, 248, 0.15);
    --color-focus-ring: rgba(87, 71, 248, 0.4);

    /* Disabled State */
    --color-disabled: #E2E8F0;

    /* Shadows - Soft and diffuse for "floating" effect */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.12), 0 2px 6px rgba(0, 0, 0, 0.08);
    --shadow-button: 0 4px 14px rgba(87, 71, 248, 0.25);
    --shadow-button-hover: 0 6px 20px rgba(87, 71, 248, 0.35);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-pill: 9999px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 1.75rem;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
}

html {
    height: 100vh;
    width: 100vw;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-background);
    color: var(--color-text);
}

body,
.main-content-wrapper {
    height: 100%;
    width: 100%;
}

.main-content-wrapper {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
}

/* ============================================
   Shared styles for all InputComponent elements
   ============================================ */

/* Container layouts */
.step-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: fadeInSlideUp 0.3s ease-out;
}

.input-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
}

@keyframes fadeInSlideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.input-options-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.input-form-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* ============================================
   Typography
   ============================================ */
.input-prompt {
    margin: 0;
    font-size: var(--font-size-2xl);
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--color-text);
}

.input-subtext {
    margin: 0;
    font-size: var(--font-size-base);
    font-weight: 400;
    color: var(--color-text-muted);
}

.input-entity-counter {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-text-muted);
}

/* ============================================
   Option buttons (for boolean and multi-choice selections)
   Air & Glass: Minimal ghost style, subordinate to primary button
   ============================================ */
.option-button {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px 24px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    background-color: var(--color-surface);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text);
    cursor: pointer;
    transition: transform var(--transition-base), background-color var(--transition-base), border-color var(--transition-base);
    min-width: 120px;
}

.option-button:hover {
    background-color: rgba(87, 71, 248, 0.06);
    border-color: rgba(87, 71, 248, 0.3);
    transform: scale(1.02);
}

.option-button:active {
    transform: scale(0.98);
}

.option-button.selected {
    background-color: rgba(87, 71, 248, 0.18);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.option-button.selected:hover {
    background-color: rgba(87, 71, 248, 0.24);
}

/* ============================================
   Button grid layout for multi-option selections
   Used by linear vehicle input and similar components
   ============================================ */
.input-button-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
    width: 100%;
    max-width: 500px;
    max-height: 400px;
    overflow-y: auto;
    padding: 4px;
}

.input-button-grid .option-button {
    min-width: unset;
    min-height: 44px;
    padding: 12px 16px;
}

/* ============================================
   Empty state for when no options are available
   ============================================ */
.input-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 24px;
    text-align: center;
    color: var(--color-text-muted);
}

.input-empty-state p {
    margin: 0;
    font-size: var(--font-size-base);
}

/* ============================================
   Secondary button (ghost style)
   ============================================ */
.btn-secondary {
    padding: 12px 24px;
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-pill);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: var(--font-family);
    cursor: pointer;
    transition: background-color var(--transition-base), transform var(--transition-base);
}

.btn-secondary:hover {
    background-color: rgba(87, 71, 248, 0.08);
    transform: scale(1.02);
}

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

.btn-secondary:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   Text inputs
   Air & Glass: Nearly invisible border, soft glow focus
   ============================================ */
.input-field {
    padding: 14px 18px;
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    background-color: var(--color-surface);
    color: var(--color-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.input-field:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-surface-hover);
    box-shadow: 0 0 0 4px var(--color-focus);
}

.input-field::placeholder {
    color: var(--color-text-placeholder);
}

/* ============================================
   Primary action button
   Air & Glass: Pill shape, gradient/solid indigo, subtle scale hover
   ============================================ */
.btn-primary {
    --btn-gradient-start: var(--color-gradient-start);
    --btn-gradient-end: var(--color-gradient-end);
    padding: 14px 36px;
    background: linear-gradient(91deg, var(--btn-gradient-start), var(--btn-gradient-end));
    color: var(--color-text-inverse);
    border: none;
    border-radius: var(--radius-pill);
    font-size: var(--font-size-base);
    font-weight: 500;
    font-family: var(--font-family);
    cursor: pointer;
    transition: --btn-gradient-start var(--transition-slow), --btn-gradient-end var(--transition-slow), transform var(--transition-slow), box-shadow var(--transition-slow);
    margin-top: 8px;
    box-shadow: var(--shadow-button);
}

.btn-primary:hover {
    --btn-gradient-start: var(--color-primary-hover);
    transform: scale(1.02);
    box-shadow: var(--shadow-button-hover);
}

.btn-primary:active {
    transform: scale(0.98);
    box-shadow: var(--shadow-sm);
}

.btn-primary:disabled {
    --btn-gradient-start: var(--color-disabled);
    --btn-gradient-end: var(--color-disabled);
    color: var(--color-text-muted);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ============================================
   Address Autocomplete Dropdown
   Air & Glass: Soft floating dropdown with consistent design tokens
   ============================================ */
.address-autocomplete-container {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.address-suggestions-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 4px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    animation: fadeIn var(--transition-fast);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.address-input-loading-spinner {
    position: absolute;
    right: 14px;
    top: 50%;
    pointer-events: none;
    animation: spinInPlace 0.6s linear infinite;
}

.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
}

@keyframes spinInPlace {
    from {
        transform: translateY(-50%) rotate(0deg);
    }

    to {
        transform: translateY(-50%) rotate(360deg);
    }
}

.address-suggestion-item {
    display: block;
    width: 100%;
    padding: 12px 16px;
    border: none;
    background-color: var(--color-surface);
    text-align: left;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    border-bottom: 1px solid var(--color-border-light);
    font-family: var(--font-family);
}

.address-suggestion-item:last-child {
    border-bottom: none;
    border-bottom-left-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
}

.address-suggestion-item:first-child {
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: var(--radius-md);
}

.address-suggestion-item:hover {
    background-color: var(--color-surface-hover);
}

.address-suggestion-item:active {
    background-color: var(--color-focus);
}

.address-suggestion-street {
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 4px;
    font-size: var(--font-size-base);
}

.address-suggestion-locale {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* DevPanel JSON syntax highlighting - global styles for dynamically generated content */
.dev-panel-json .json-key {
    color: #9cdcfe;
    /* Light blue for property names */
}

.dev-panel-json .json-string {
    color: #ce9178;
    /* Orange for string values */
}

.dev-panel-json .json-number {
    color: #b5cea8;
    /* Light green for numbers */
}

.dev-panel-json .json-boolean {
    color: #569cd6;
    /* Blue for true/false */
}

.dev-panel-json .json-null {
    color: #569cd6;
    /* Blue for null */
}

/* ============================================
   Accessibility: Reduced Motion Support
   ============================================ */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .step-page,
    .context-selection-container {
        animation: none;
    }
}

/* ============================================
   Accessibility: Enhanced Focus Visible States
   ============================================ */
.btn-primary:focus-visible,
.option-button:focus-visible,
.input-field:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.input-field:focus-visible {
    box-shadow: 0 0 0 4px var(--color-focus);
}