/* ==========================================================================
   FluxPages – Formulário de Onboarding
   Design System – CSS Vanilla
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Imports & Tokens
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200&display=swap');

:root {
    /* Colors */
    --color-primary: #00CBE6;
    --color-primary-dark: #009eb3;
    --color-primary-glow: rgba(0, 203, 230, 0.35);
    --color-bg: #000000;
    --color-surface: rgba(22, 82, 90, 0.55);
    --color-surface-hover: rgba(22, 82, 90, 0.75);
    --color-input: #0d1f23;
    --color-border: #16525A;
    --color-border-focus: #00CBE6;
    --color-border-error: #f87171;
    --color-border-valid: #34d399;
    --color-text: #f1f5f9;
    --color-text-muted: #94a3b8;
    --color-text-subtle: #64748b;
    --color-error: #f87171;
    --color-valid: #34d399;
    --color-warning: #fbbf24;

    /* Checkerboard background pattern */
    --checker-color: rgba(22, 82, 90, 0.12);

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Typography */
    --font-family: 'Space Grotesk', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 13px;
    --font-size-base: 15px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 22px;
    --font-size-2xl: 28px;
    --font-size-3xl: 36px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-card: 0 0 30px rgba(22, 82, 90, 0.3);
    --shadow-card-hover: 0 0 50px rgba(0, 203, 230, 0.15);
    --shadow-input: 0 0 0 3px rgba(0, 203, 230, 0.2);
    --shadow-btn: 0 0 20px rgba(0, 203, 230, 0.4);
    --shadow-step-active: 0 0 16px rgba(0, 203, 230, 0.55);
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    background-image:
        linear-gradient(45deg, var(--checker-color) 25%, transparent 25%, transparent 75%, var(--checker-color) 75%, var(--checker-color)),
        linear-gradient(45deg, var(--checker-color) 25%, transparent 25%, transparent 75%, var(--checker-color) 75%, var(--checker-color));
    background-size: 40px 40px;
    background-position: 0 0, 20px 20px;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --------------------------------------------------------------------------
   3. Header
   -------------------------------------------------------------------------- */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-2xl);
    background-color: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
}

.header__logo {
    height: 32px;
    width: auto;
    display: block;
}

.header__label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
}

/* --------------------------------------------------------------------------
   4. Layout
   -------------------------------------------------------------------------- */
.main {
    flex: 1;
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    padding: var(--spacing-3xl) var(--spacing-lg);
    gap: var(--spacing-3xl);
}

/* --------------------------------------------------------------------------
   5. Sidebar – Step Progress
   -------------------------------------------------------------------------- */
.sidebar {
    width: 240px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar__title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-subtle);
    margin-bottom: var(--spacing-sm);
}

.sidebar__steps {
    display: flex;
    flex-direction: column;
}

.step-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.step-item__connector-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}

.step-item__bubble {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    border: 2px solid var(--color-border);
    background-color: var(--color-input);
    color: var(--color-text-muted);
    transition: all var(--transition-normal);
    flex-shrink: 0;
    position: relative;
}

.step-item__bubble .material-symbols-outlined {
    font-size: 16px;
}

.step-item__connector {
    width: 2px;
    height: 28px;
    background: var(--color-border);
    transition: background var(--transition-normal);
    flex-shrink: 0;
}

.step-item__info {
    padding-top: 4px;
    min-width: 0;
    padding-bottom: var(--spacing-lg);
}

.step-item__label {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-text-subtle);
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.step-item__name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    line-height: 1.4;
    transition: color var(--transition-normal);
}

/* Step states */
.step-item.is-active .step-item__bubble {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #000;
    box-shadow: var(--shadow-step-active);
}

.step-item.is-active .step-item__label {
    color: var(--color-primary);
}

.step-item.is-active .step-item__name {
    color: var(--color-text);
    font-weight: 600;
}

.step-item.is-completed .step-item__bubble {
    background-color: rgba(0, 203, 230, 0.15);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.step-item.is-completed .step-item__connector {
    background: var(--color-primary);
}

.step-item.is-completed .step-item__label {
    color: var(--color-primary);
}

.step-item.is-completed .step-item__name {
    color: var(--color-text-muted);
}

/* Clickable steps (already visited) */
.step-item.is-clickable {
    cursor: pointer;
}

.step-item.is-clickable:hover .step-item__bubble {
    transform: scale(1.12);
    box-shadow: 0 0 12px rgba(0, 203, 230, 0.4);
}

.step-item.is-clickable:hover .step-item__name {
    color: var(--color-primary);
}

/* Reachable steps (future steps already filled, user went back) */
.step-item.is-reachable .step-item__bubble {
    border-color: rgba(0, 203, 230, 0.5);
    background-color: rgba(0, 203, 230, 0.08);
    color: var(--color-primary);
}

.step-item.is-reachable .step-item__connector {
    background: rgba(0, 203, 230, 0.3);
}

.step-item.is-reachable .step-item__label {
    color: rgba(0, 203, 230, 0.7);
}

.step-item.is-reachable .step-item__name {
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   6. Form Card
   -------------------------------------------------------------------------- */
.form-container {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
    transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.form-card:hover {
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(0, 203, 230, 0.3);
}

/* Progress Bar */
.progress-bar-track {
    width: 100%;
    height: 3px;
    background: rgba(22, 82, 90, 0.4);
}

.progress-bar-fill {
    height: 100%;
    background: var(--color-primary);
    box-shadow: 0 0 10px rgba(0, 203, 230, 0.8), 0 0 20px rgba(0, 203, 230, 0.4);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Card inner */
.form-card__body {
    padding: var(--spacing-2xl) clamp(var(--spacing-xl), 5vw, var(--spacing-3xl));
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

/* Card Header */
.form-card__header {
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(22, 82, 90, 0.6);
}

.form-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.form-card__step-label {
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-primary);
}

.form-card__percent {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
}

.form-card__title {
    font-size: clamp(var(--font-size-xl), 4vw, var(--font-size-3xl));
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.form-card__subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   7. Form Steps (visibility)
   -------------------------------------------------------------------------- */
.form-step {
    display: none;
    flex-direction: column;
    gap: var(--spacing-xl);
    animation: stepFadeIn 0.35s ease forwards;
}

.form-step.is-active {
    display: flex;
}

@keyframes stepFadeIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

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

@keyframes stepFadeOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(-20px);
    }
}

/* --------------------------------------------------------------------------
   8. Field Groups & Labels
   -------------------------------------------------------------------------- */
.fields-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.fields-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.field-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    position: relative;
}

.field-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    user-select: none;
}

.field-label .material-symbols-outlined {
    font-size: 15px;
    color: var(--color-primary);
}

.field-label .required-mark {
    color: var(--color-error);
    margin-left: 2px;
}

.field-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-subtle);
    line-height: 1.5;
    margin-top: -2px;
}

/* --------------------------------------------------------------------------
   9. Input, Textarea, Select
   -------------------------------------------------------------------------- */
.field-input,
.field-textarea,
.field-select {
    width: 100%;
    background-color: var(--color-input);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 400;
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
    -webkit-appearance: none;
    appearance: none;
}

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

.field-input:hover,
.field-textarea:hover,
.field-select:hover {
    border-color: rgba(0, 203, 230, 0.5);
}

.field-input:focus,
.field-textarea:focus,
.field-select:focus {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-input);
}

/* Valid state */
.field-input.is-valid,
.field-textarea.is-valid,
.field-select.is-valid {
    border-color: var(--color-valid);
}

/* Error state */
.field-input.is-error,
.field-textarea.is-error,
.field-select.is-error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.18);
    animation: shakeField 0.42s ease;
}

@keyframes shakeField {

    0%,
    100% {
        transform: translateX(0);
    }

    20% {
        transform: translateX(-6px);
    }

    40% {
        transform: translateX(6px);
    }

    60% {
        transform: translateX(-4px);
    }

    80% {
        transform: translateX(4px);
    }
}

/* Textarea */
.field-textarea {
    resize: vertical;
    min-height: 110px;
    line-height: 1.6;
}

/* Select */
.field-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 44px;
}

.field-select option {
    background-color: #0d1f23;
    color: var(--color-text);
}

/* Input wrapper (for icon suffix / prefix) */
.field-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.field-input-wrapper .field-input {
    padding-right: 44px;
}

.field-input-wrapper .field-suffix-icon {
    position: absolute;
    right: 14px;
    color: var(--color-text-subtle);
    font-size: 18px;
    pointer-events: none;
    transition: color var(--transition-fast);
}

.field-input-wrapper:focus-within .field-suffix-icon {
    color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   10. Field Feedback Message
   -------------------------------------------------------------------------- */
.field-message {
    display: none;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    font-weight: 500;
    line-height: 1.4;
    margin-top: 2px;
}

.field-message.is-visible {
    display: flex;
}

.field-message--error {
    color: var(--color-error);
}

.field-message--valid {
    color: var(--color-valid);
}

.field-message .material-symbols-outlined {
    font-size: 14px;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   11. Character Counter
   -------------------------------------------------------------------------- */
.char-counter {
    align-self: flex-end;
    font-size: var(--font-size-xs);
    color: var(--color-text-subtle);
    margin-top: -4px;
    transition: color var(--transition-fast);
}

.char-counter.is-warning {
    color: var(--color-warning);
}

.char-counter.is-limit {
    color: var(--color-error);
}

/* --------------------------------------------------------------------------
   12. Checkboxes & Radio Groups
   -------------------------------------------------------------------------- */
.options-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.option-item {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-md);
    background: var(--color-input);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast);
    user-select: none;
}

.option-item:hover {
    border-color: rgba(0, 203, 230, 0.5);
    background: rgba(13, 31, 35, 0.8);
}

.option-item:active {
    transform: scale(0.98);
    transition: transform 0.05s ease;
}

.option-item.is-selected {
    border-color: var(--color-primary);
    background: rgba(0, 203, 230, 0.07);
}

.option-item input[type="checkbox"],
.option-item input[type="radio"] {
    display: none;
}

.option-item__custom-check {
    width: 22px;
    height: 22px;
    border-radius: 4px;
    border: 2px solid var(--color-border);
    background: var(--color-input);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
    overflow: hidden;
    transition: all var(--transition-fast);
}

.option-item.is-selected .option-item__custom-check {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.option-item__custom-check .material-symbols-outlined {
    font-size: 14px;
    color: #000;
    display: none;
    line-height: 1;
    overflow: hidden;
    user-select: none;
    font-variation-settings: 'FILL' 1, 'wght' 700;
}

.option-item.is-selected .option-item__custom-check .material-symbols-outlined {
    display: block;
}

.option-item__text {
    flex: 1;
    min-width: 0;
}

.option-item__label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.4;
}

.option-item__desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

/* "Outro" expandable input */
.option-other-input {
    display: none;
    margin-top: 0;
    padding-left: 0;
    width: 100%;
    flex-basis: 100%;
}

.option-other-input.is-visible {
    display: block;
}

/* --------------------------------------------------------------------------
   13. File Upload
   -------------------------------------------------------------------------- */
.upload-zone {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    background: var(--color-input);
    text-align: center;
    transition: border-color var(--transition-normal), background var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.upload-zone:hover,
.upload-zone.is-dragging {
    border-color: var(--color-primary);
    background: rgba(0, 203, 230, 0.05);
}

.upload-zone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}

.upload-zone__icon {
    font-size: 36px;
    color: var(--color-primary);
}

.upload-zone__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
}

.upload-zone__subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.upload-zone__hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-subtle);
    margin-top: var(--spacing-xs);
}

.upload-preview-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.upload-preview-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-input);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.upload-preview-item .material-symbols-outlined {
    font-size: 16px;
    color: var(--color-primary);
}

.upload-preview-item__name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--color-text);
}

.upload-preview-item__remove {
    cursor: pointer;
    color: var(--color-text-subtle);
    font-size: 16px;
    transition: color var(--transition-fast);
    background: none;
    border: none;
    display: flex;
    align-items: center;
    padding: 0;
}

.upload-preview-item__remove:hover {
    color: var(--color-error);
}

/* File count badge */
.upload-file-count {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 203, 230, 0.08);
    border: 1px solid rgba(0, 203, 230, 0.25);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-primary);
}

.upload-file-count .material-symbols-outlined {
    font-size: 16px;
}

/* File number badge */
.upload-preview-item__number {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    background: rgba(0, 203, 230, 0.15);
    color: var(--color-primary);
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Stacked animation for preview items */
@keyframes fileSlideIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }

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

.upload-preview-item {
    animation: fileSlideIn 0.25s ease forwards;
    opacity: 0;
}

/* Visual stacking effect – subtle left border accent for grouped files */
.upload-preview-list:has(.upload-file-count) .upload-preview-item {
    border-left: 3px solid rgba(0, 203, 230, 0.3);
    padding-left: var(--spacing-md);
}

/* --------------------------------------------------------------------------
   14. Form Actions (Navigation Buttons)
   -------------------------------------------------------------------------- */
.form-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(22, 82, 90, 0.5);
    gap: var(--spacing-md);
}

.form-actions--right {
    justify-content: flex-end;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family);
    font-weight: 600;
    font-size: var(--font-size-base);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
    -webkit-user-select: none;
    user-select: none;
}

.btn .material-symbols-outlined {
    font-size: 20px;
}

.btn--primary {
    background: var(--color-primary);
    color: #000;
    padding: 14px 28px;
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-btn);
    transform: translateY(-2px);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-muted);
    border: 1.5px solid var(--color-border);
    padding: 13px 24px;
}

.btn--ghost:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 203, 230, 0.06);
}

.btn:active {
    transform: scale(0.96) !important;
    transition: transform 0.05s ease !important;
    box-shadow: none !important;
}

.btn--submit {
    background: var(--color-primary);
    color: #000;
    padding: 16px 36px;
    font-size: var(--font-size-md);
}

.btn--submit:hover {
    background: var(--color-primary-dark);
    box-shadow: 0 0 30px rgba(0, 203, 230, 0.5);
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Loading state */
.btn.is-loading {
    pointer-events: none;
    position: relative;
    color: transparent;
}

.btn.is-loading::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(0, 0, 0, 0.3);
    border-top-color: #000;
    border-radius: var(--radius-full);
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* --------------------------------------------------------------------------
   15. Security Footer
   -------------------------------------------------------------------------- */
.security-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--color-text-subtle);
    margin-top: var(--spacing-md);
}

.security-note .material-symbols-outlined {
    font-size: 14px;
}

/* --------------------------------------------------------------------------
   16. Success Screen
   -------------------------------------------------------------------------- */
#success-screen {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
    gap: var(--spacing-xl);
    animation: stepFadeIn 0.5s ease forwards;
}

#success-screen.is-active {
    display: flex;
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    background: rgba(0, 203, 230, 0.1);
    border: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 40px rgba(0, 203, 230, 0.3);
    animation: pulseSuccess 2s ease-in-out infinite;
}

.success-icon .material-symbols-outlined {
    font-size: 40px;
    color: var(--color-primary);
}

@keyframes pulseSuccess {

    0%,
    100% {
        box-shadow: 0 0 40px rgba(0, 203, 230, 0.3);
    }

    50% {
        box-shadow: 0 0 60px rgba(0, 203, 230, 0.55);
    }
}

.success-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
}

.success-text {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    max-width: 480px;
    line-height: 1.7;
}

.success-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
    max-width: 400px;
    background: var(--color-input);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: left;
}

.success-details__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.success-details__item .material-symbols-outlined {
    font-size: 16px;
    color: var(--color-valid);
}

/* --------------------------------------------------------------------------
   17. Toast Notification
   -------------------------------------------------------------------------- */
#toast-container {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    background: rgba(13, 31, 35, 0.95);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(12px);
    min-width: 280px;
    max-width: 380px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    animation: toastSlideIn 0.3s ease forwards;
}

.toast.is-error {
    border-color: var(--color-error);
}

.toast.is-error .material-symbols-outlined {
    color: var(--color-error);
}

.toast.is-success {
    border-color: var(--color-valid);
}

.toast.is-success .material-symbols-outlined {
    color: var(--color-valid);
}

.toast.is-hiding {
    animation: toastSlideOut 0.3s ease forwards;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }

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

@keyframes toastSlideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* --------------------------------------------------------------------------
   18. Review Step (Step 7)
   -------------------------------------------------------------------------- */
.review-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.review-section__title {
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid rgba(22, 82, 90, 0.5);
}

.review-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.review-item__label {
    font-size: var(--font-size-xs);
    color: var(--color-text-subtle);
    font-weight: 500;
}

.review-item__value {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    font-weight: 400;
    line-height: 1.5;
    word-break: break-word;
}

.review-item__value.is-empty {
    color: var(--color-text-subtle);
    font-style: italic;
    font-size: var(--font-size-xs);
}

/* --------------------------------------------------------------------------
   19. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
    .sidebar {
        display: none;
    }

    .main {
        padding: var(--spacing-xl) var(--spacing-md);
        gap: 0;
    }

    .form-card__body {
        padding: var(--spacing-xl) var(--spacing-lg);
    }
}

@media (max-width: 600px) {
    .header {
        padding: var(--spacing-md);
    }

    .fields-row {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-wrap: wrap;
    }

    .btn--primary,
    .btn--ghost,
    .btn--submit {
        width: 100%;
        justify-content: center;
        min-height: 48px;
        /* Acessibilidade: Maior área de toque */
    }

    #toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: var(--spacing-md);
    }

    /* Otimizações especificas Mobile (Performance e UX) */
    .form-card {
        /* Remover blur caro no mobile para poupar bateria */
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        background: rgba(13, 31, 35, 0.98);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    }

    .form-card:hover {
        /* Evitar hover effect visualmente pesado/travado no mobile */
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
        border-color: var(--color-border);
    }

    .form-card__body {
        /* Reduzir padding interno nas laterais para aproveitar mais tela */
        padding: var(--spacing-xl) var(--spacing-md);
    }

    /* Evitar zoom automático no iOS e melhorar tap targets */
    .field-input,
    .field-textarea,
    .field-select {
        font-size: 16px !important;
        padding: 14px 16px;
    }

    .option-item {
        padding: 16px;
        /* Maior área de toque para os cards de seleção */
    }
}

/* --------------------------------------------------------------------------
   20. Mobile Progress Bar (top)
   -------------------------------------------------------------------------- */
.mobile-progress {
    display: none;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(0, 0, 0, 0.4);
    border-bottom: 1px solid var(--color-border);
}

.mobile-progress__text {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    font-weight: 500;
}

.mobile-progress__bar {
    flex: 1;
    height: 4px;
    background: rgba(22, 82, 90, 0.4);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.mobile-progress__fill {
    height: 100%;
    background: var(--color-primary);
    box-shadow: 0 0 8px rgba(0, 203, 230, 0.7);
    border-radius: var(--radius-full);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-width: 900px) {
    .mobile-progress {
        display: flex;
        position: sticky;
        top: 65px;
        /* Altura aproximada do header logo acima */
        z-index: 99;
    }
}