/**
 * Vorynto Forms - Premium Frontend Styles
 * Beautiful, modern form designs with smooth animations
 */

/* ========================================
   CSS Variables
   ======================================== */
:root {
    --vf-primary: hsl(250, 70%, 65%);
    --vf-primary-light: hsl(250, 70%, 95%);
    --vf-secondary: hsl(280, 60%, 60%);
    --vf-success: hsl(142, 71%, 45%);
    --vf-error: hsl(0, 84%, 60%);

    --vf-text: hsl(220, 20%, 20%);
    --vf-text-light: hsl(220, 15%, 45%);

    --vf-border: hsl(220, 15%, 85%);
    --vf-bg: hsl(0, 0%, 100%);
    --vf-bg-light: hsl(220, 20%, 98%);

    --vf-radius: 12px;
    --vf-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --vf-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Base Form Styles
   ======================================== */
.vorynto-form {
    max-width: 700px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.vorynto-form-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--vf-text);
    margin: 0 0 12px 0;
    background: linear-gradient(135deg, var(--vf-primary), var(--vf-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.vorynto-form-description {
    font-size: 16px;
    color: var(--vf-text-light);
    margin: 0 0 32px 0;
    line-height: 1.6;
}

.vorynto-form-element {
    background: var(--vf-bg);
    padding: 40px;
    border-radius: var(--vf-radius);
    box-shadow: var(--vf-shadow);
}

/* ========================================
   Field Styles
   ======================================== */
.vorynto-field {
    margin-bottom: 28px;
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.vorynto-field-label {
    display: block;
    font-weight: 600;
    color: var(--vf-text);
    margin-bottom: 10px;
    font-size: 15px;
    transition: var(--vf-transition);
}

.vorynto-field-label .required {
    color: var(--vf-error);
    margin-left: 4px;
}

.vorynto-field-content {
    position: relative;
}

.vorynto-input,
.vorynto-textarea,
.vorynto-select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--vf-border);
    border-radius: var(--vf-radius);
    font-size: 15px;
    color: var(--vf-text);
    background: var(--vf-bg);
    transition: var(--vf-transition);
    font-family: inherit;
}

.vorynto-input:focus,
.vorynto-textarea:focus,
.vorynto-select:focus {
    outline: none;
    border-color: var(--vf-primary);
    box-shadow: 0 0 0 4px var(--vf-primary-light);
    transform: translateY(-2px);
}

.vorynto-textarea {
    resize: vertical;
    min-height: 120px;
}

.vorynto-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23667eea' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 18px center;
    padding-right: 45px;
}

/* Floating Label Effect */
.vorynto-field:focus-within .vorynto-field-label {
    color: var(--vf-primary);
    transform: translateY(-2px);
}

/* ========================================
   Checkbox & Radio Styles
   ======================================== */
.vorynto-checkbox-label,
.vorynto-radio-label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--vf-radius);
    cursor: pointer;
    transition: var(--vf-transition);
    margin-bottom: 8px;
}

.vorynto-checkbox-label:hover,
.vorynto-radio-label:hover {
    background: var(--vf-bg-light);
}

.vorynto-checkbox,
.vorynto-radio {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--vf-primary);
}

/* ========================================
   File Upload Styles
   ======================================== */
.vorynto-file-input {
    padding: 20px;
    border: 2px dashed var(--vf-border);
    border-radius: var(--vf-radius);
    cursor: pointer;
    transition: var(--vf-transition);
}

.vorynto-file-input:hover {
    border-color: var(--vf-primary);
    background: var(--vf-primary-light);
}

.vorynto-file-preview {
    margin-top: 12px;
    padding: 12px;
    background: var(--vf-bg-light);
    border-radius: var(--vf-radius);
    font-size: 14px;
    color: var(--vf-text-light);
}

/* ========================================
   Rating Field Styles
   ======================================== */
.vorynto-rating-field {
    display: flex;
    gap: 8px;
    flex-direction: row-reverse;
    justify-content: flex-end;
}

.vorynto-rating-input {
    display: none;
}

.vorynto-rating-star {
    font-size: 32px;
    color: var(--vf-border);
    cursor: pointer;
    transition: var(--vf-transition);
}

.vorynto-rating-input:checked~.vorynto-rating-star,
.vorynto-rating-star:hover,
.vorynto-rating-star:hover~.vorynto-rating-star {
    color: #FFD700;
    transform: scale(1.1);
}

/* ========================================
   Field Description & Error
   ======================================== */
.vorynto-field-description {
    font-size: 13px;
    color: var(--vf-text-light);
    margin-top: 8px;
    line-height: 1.5;
}

.vorynto-field-error {
    color: var(--vf-error);
    font-size: 13px;
    margin-top: 8px;
    padding: 8px 12px;
    background: hsl(0, 84%, 97%);
    border-radius: 6px;
    border-left: 3px solid var(--vf-error);
    animation: shake 0.4s ease-in-out;
}

@keyframes shake {

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

    25% {
        transform: translateX(-10px);
    }

    75% {
        transform: translateX(10px);
    }
}

.vorynto-field.has-error .vorynto-input,
.vorynto-field.has-error .vorynto-textarea,
.vorynto-field.has-error .vorynto-select {
    border-color: var(--vf-error);
}

/* ========================================
   Multi-Step Forms
   ======================================== */
.vorynto-progress-indicator {
    margin-bottom: 40px;
}

.vorynto-progress-bar {
    height: 6px;
    background: var(--vf-bg-light);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 24px;
}

.vorynto-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--vf-primary), var(--vf-secondary));
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 10px;
}

.vorynto-progress-steps {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.vorynto-progress-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.4;
    transition: var(--vf-transition);
}

.vorynto-progress-step.active,
.vorynto-progress-step.completed {
    opacity: 1;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--vf-bg-light);
    border: 2px solid var(--vf-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--vf-text-light);
    transition: var(--vf-transition);
}

.vorynto-progress-step.active .step-number {
    background: linear-gradient(135deg, var(--vf-primary), var(--vf-secondary));
    border-color: var(--vf-primary);
    color: white;
    transform: scale(1.1);
}

.step-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--vf-text-light);
    text-align: center;
}

.vorynto-form-step {
    display: none;
}

.vorynto-form-step.active {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

.vorynto-step-navigation {
    display: flex;
    gap: 12px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--vf-border);
}

/* ========================================
   Buttons
   ======================================== */
.vorynto-btn {
    padding: 14px 32px;
    border: none;
    border-radius: var(--vf-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--vf-transition);
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.vorynto-btn-submit {
    background: linear-gradient(135deg, var(--vf-primary), var(--vf-secondary));
    color: white;
    width: 100%;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

.vorynto-btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(102, 126, 234, 0.4);
}

.vorynto-btn-submit:active:not(:disabled) {
    transform: translateY(0);
}

.vorynto-btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.vorynto-btn-next,
.vorynto-btn-prev {
    flex: 1;
    background: white;
    color: var(--vf-primary);
    border: 2px solid var(--vf-primary);
}

.vorynto-btn-next:hover,
.vorynto-btn-prev:hover {
    background: var(--vf-primary);
    color: white;
    transform: translateY(-2px);
}

.vorynto-btn-next {
    background: var(--vf-primary);
    color: white;
}

/* ========================================
   Form Messages
   ======================================== */
.vorynto-form-messages {
    margin-top: 24px;
}

.vorynto-message {
    padding: 16px 20px;
    border-radius: var(--vf-radius);
    font-size: 15px;
    font-weight: 500;
    animation: slideDown 0.4s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

.vorynto-message-success {
    background: hsl(142, 71%, 95%);
    color: var(--vf-success);
    border-left: 4px solid var(--vf-success);
}

.vorynto-message-error {
    background: hsl(0, 84%, 97%);
    color: var(--vf-error);
    border-left: 4px solid var(--vf-error);
}

/* ========================================
   Theme Variations
   ======================================== */
/* Modern Theme (Default) */
.vorynto-theme-modern .vorynto-form-element {
    background: white;
}

/* Minimal Theme */
.vorynto-theme-minimal .vorynto-form-element {
    background: transparent;
    box-shadow: none;
    padding: 20px 0;
}

.vorynto-theme-minimal .vorynto-input,
.vorynto-theme-minimal .vorynto-textarea,
.vorynto-theme-minimal .vorynto-select {
    border: none;
    border-bottom: 2px solid var(--vf-border);
    border-radius: 0;
    padding-left: 0;
}

/* Glassmorphism Theme */
.vorynto-theme-glassmorphism .vorynto-form-element {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.vorynto-theme-glassmorphism .vorynto-input,
.vorynto-theme-glassmorphism .vorynto-textarea,
.vorynto-theme-glassmorphism .vorynto-select {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(5px);
}

/* Gradient Theme */
.vorynto-theme-gradient .vorynto-form-element {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    .vorynto-form-element {
        padding: 24px 20px;
    }

    .vorynto-form-title {
        font-size: 24px;
    }

    .vorynto-progress-steps {
        flex-wrap: wrap;
    }

    .vorynto-step-navigation {
        flex-direction: column;
    }

    .vorynto-btn-next,
    .vorynto-btn-prev {
        width: 100%;
    }
}

/* ========================================
   Loading State
   ======================================== */
.vorynto-form.is-submitting {
    pointer-events: none;
    opacity: 0.7;
}

.vorynto-btn-submit.is-loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid white;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin-left: 8px;
}

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

/* ========================================
   Accessibility
   ======================================== */
.vorynto-input:focus-visible,
.vorynto-textarea:focus-visible,
.vorynto-select:focus-visible,
.vorynto-btn:focus-visible {
    outline: 2px solid var(--vf-primary);
    outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}