/**
 * Core Forms - Fullscreen (Typeform-style) Forms
 * One question at a time with smooth transitions
 */

/* ===================================
   Fullscreen Container
   =================================== */

.cf-fullscreen-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

.cf-fullscreen-overlay * {
    box-sizing: border-box;
}

/* ===================================
   Theme: Light
   =================================== */

.cf-fullscreen-overlay.cf-theme-light {
    background: #ffffff;
    color: #191919;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-question-number {
    color: #6e6e6e;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-input,
.cf-fullscreen-overlay.cf-theme-light .cf-fs-textarea,
.cf-fullscreen-overlay.cf-theme-light .cf-fs-select {
    border-color: #c4c4c4;
    background: #fff;
    color: #191919;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-input:focus,
.cf-fullscreen-overlay.cf-theme-light .cf-fs-textarea:focus,
.cf-fullscreen-overlay.cf-theme-light .cf-fs-select:focus {
    border-color: #0445af;
    box-shadow: 0 0 0 3px rgba(4, 69, 175, 0.15);
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-btn-next,
.cf-fullscreen-overlay.cf-theme-light .cf-fs-btn-submit {
    background: #0445af;
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-btn-next:hover,
.cf-fullscreen-overlay.cf-theme-light .cf-fs-btn-submit:hover {
    background: #033a94;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-btn-back {
    color: #6e6e6e;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-btn-back:hover {
    color: #191919;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-progress-bar {
    background: #e6e6e6;
}

.cf-fullscreen-overlay.cf-theme-light .cf-fs-progress-fill {
    background: #0445af;
}

/* ===================================
   Theme: Dark
   =================================== */

.cf-fullscreen-overlay.cf-theme-dark {
    background: #1a1a2e;
    color: #eaeaea;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-question-number {
    color: #8a8a9a;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-input,
.cf-fullscreen-overlay.cf-theme-dark .cf-fs-textarea,
.cf-fullscreen-overlay.cf-theme-dark .cf-fs-select {
    border-color: #3a3a5a;
    background: #252542;
    color: #eaeaea;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-input:focus,
.cf-fullscreen-overlay.cf-theme-dark .cf-fs-textarea:focus,
.cf-fullscreen-overlay.cf-theme-dark .cf-fs-select:focus {
    border-color: #6c63ff;
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.25);
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-btn-next,
.cf-fullscreen-overlay.cf-theme-dark .cf-fs-btn-submit {
    background: #6c63ff;
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-btn-next:hover,
.cf-fullscreen-overlay.cf-theme-dark .cf-fs-btn-submit:hover {
    background: #5a52d5;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-btn-back {
    color: #8a8a9a;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-btn-back:hover {
    color: #eaeaea;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-progress-bar {
    background: #3a3a5a;
}

.cf-fullscreen-overlay.cf-theme-dark .cf-fs-progress-fill {
    background: #6c63ff;
}

/* ===================================
   Theme: Gradient Blue
   =================================== */

.cf-fullscreen-overlay.cf-theme-gradient-blue {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-question-number {
    color: rgba(255, 255, 255, 0.7);
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-input,
.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-textarea,
.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-select {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-input::placeholder,
.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-input:focus,
.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-textarea:focus,
.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-select:focus {
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.2);
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-btn-next,
.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-btn-submit {
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-btn-next:hover,
.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-btn-submit:hover {
    background: rgba(255, 255, 255, 0.35);
    border-color: rgba(255, 255, 255, 0.6);
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-btn-back {
    color: rgba(255, 255, 255, 0.7);
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-btn-back:hover {
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-progress-bar {
    background: rgba(255, 255, 255, 0.2);
}

.cf-fullscreen-overlay.cf-theme-gradient-blue .cf-fs-progress-fill {
    background: rgba(255, 255, 255, 0.8);
}

/* ===================================
   Theme: Gradient Purple
   =================================== */

.cf-fullscreen-overlay.cf-theme-gradient-purple {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: #ffffff;
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-question-number {
    color: rgba(255, 255, 255, 0.7);
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-input,
.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-textarea,
.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-select {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-input::placeholder,
.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-input:focus,
.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-textarea:focus,
.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-select:focus {
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.2);
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-btn-next,
.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-btn-submit {
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-btn-next:hover,
.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-btn-submit:hover {
    background: rgba(255, 255, 255, 0.35);
    border-color: rgba(255, 255, 255, 0.6);
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-btn-back {
    color: rgba(255, 255, 255, 0.7);
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-btn-back:hover {
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-progress-bar {
    background: rgba(255, 255, 255, 0.2);
}

.cf-fullscreen-overlay.cf-theme-gradient-purple .cf-fs-progress-fill {
    background: rgba(255, 255, 255, 0.8);
}

/* ===================================
   Theme: Gradient Green
   =================================== */

.cf-fullscreen-overlay.cf-theme-gradient-green {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: #ffffff;
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-question-number {
    color: rgba(255, 255, 255, 0.7);
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-input,
.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-textarea,
.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-select {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-input::placeholder,
.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-input:focus,
.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-textarea:focus,
.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-select:focus {
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.2);
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-btn-next,
.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-btn-submit {
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-btn-next:hover,
.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-btn-submit:hover {
    background: rgba(255, 255, 255, 0.35);
    border-color: rgba(255, 255, 255, 0.6);
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-btn-back {
    color: rgba(255, 255, 255, 0.7);
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-btn-back:hover {
    color: #fff;
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-progress-bar {
    background: rgba(255, 255, 255, 0.2);
}

.cf-fullscreen-overlay.cf-theme-gradient-green .cf-fs-progress-fill {
    background: rgba(255, 255, 255, 0.8);
}

/* ===================================
   Header & Progress
   =================================== */

.cf-fs-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.cf-fs-progress {
    flex: 1;
    max-width: 200px;
}

.cf-fs-progress-bar {
    height: 4px;
    border-radius: 2px;
    overflow: hidden;
}

.cf-fs-progress-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.4s ease;
}

.cf-fs-progress-text {
    font-size: 12px;
    margin-top: 6px;
    opacity: 0.7;
}

.cf-fs-close {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s ease;
    opacity: 0.7;
}

.cf-fs-close:hover {
    opacity: 1;
    background: rgba(0, 0, 0, 0.1);
}

.cf-theme-dark .cf-fs-close:hover,
.cf-theme-gradient-blue .cf-fs-close:hover,
.cf-theme-gradient-purple .cf-fs-close:hover,
.cf-theme-gradient-green .cf-fs-close:hover {
    background: rgba(255, 255, 255, 0.15);
}

.cf-fs-close svg {
    width: 20px;
    height: 20px;
}

.cf-theme-light .cf-fs-close svg {
    stroke: #191919;
}

.cf-theme-dark .cf-fs-close svg,
.cf-theme-gradient-blue .cf-fs-close svg,
.cf-theme-gradient-purple .cf-fs-close svg,
.cf-theme-gradient-green .cf-fs-close svg {
    stroke: #ffffff;
}

/* ===================================
   Questions Container
   =================================== */

.cf-fs-questions {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 30px 100px;
    position: relative;
    overflow: hidden;
}

.cf-fs-question {
    position: absolute;
    width: 100%;
    max-width: 600px;
    padding: 0 20px;
    opacity: 0;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.cf-fs-question.cf-fs-active {
    opacity: 1;
    pointer-events: auto;
    position: relative;
}

/* Animation: Slide */
.cf-animation-slide .cf-fs-question {
    transform: translateY(60px);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.cf-animation-slide .cf-fs-question.cf-fs-active {
    transform: translateY(0);
}

.cf-animation-slide .cf-fs-question.cf-fs-exit-up {
    transform: translateY(-60px);
}

.cf-animation-slide .cf-fs-question.cf-fs-exit-down {
    transform: translateY(60px);
}

/* Animation: Fade */
.cf-animation-fade .cf-fs-question {
    transition: opacity 0.4s ease;
}

/* Animation: Scale */
.cf-animation-scale .cf-fs-question {
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.cf-animation-scale .cf-fs-question.cf-fs-active {
    transform: scale(1);
}

.cf-animation-scale .cf-fs-question.cf-fs-exit-up,
.cf-animation-scale .cf-fs-question.cf-fs-exit-down {
    transform: scale(0.9);
}

/* 4.1: Honour the user's reduced-motion preference. Step transitions stay
   functional but drop the slide/scale/fade animations. */
@media (prefers-reduced-motion: reduce) {
    .cf-animation-slide .cf-fs-question,
    .cf-animation-fade .cf-fs-question,
    .cf-animation-scale .cf-fs-question {
        transition: none !important;
        transform: none !important;
    }

    .cf-fs-question {
        animation: none !important;
    }
}

/* ===================================
   Question Content
   =================================== */

.cf-fs-question-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
}

.cf-fs-question-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 8px;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    flex-shrink: 0;
    margin-top: 4px;
}

.cf-theme-light .cf-fs-question-number {
    background: #eee;
    color: #191919;
}

.cf-theme-dark .cf-fs-question-number {
    background: #6c63ff;
    color: #fff;
}

.cf-theme-gradient-blue .cf-fs-question-number,
.cf-theme-gradient-purple .cf-fs-question-number,
.cf-theme-gradient-green .cf-fs-question-number {
    background: rgba(255, 255, 255, 0.3);
    color: #fff;
}

.cf-fs-question-label {
    font-size: 28px;
    font-weight: 600;
    line-height: 1.3;
}

.cf-fs-question-required {
    color: #e74c3c;
    margin-left: 4px;
}

.cf-fs-question-description {
    font-size: 16px;
    opacity: 0.7;
    margin-top: -16px;
    margin-bottom: 24px;
}

/* ===================================
   Form Inputs
   =================================== */

.cf-fs-input-wrap {
    width: 100%;
}

.cf-fs-input,
.cf-fs-textarea,
.cf-fs-select {
    width: 100%;
    font-size: 20px;
    padding: 16px 20px;
    border: 2px solid;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.cf-fs-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' 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 16px center;
    background-size: 20px;
    padding-right: 50px;
}

/* Checkbox & Radio Options */
.cf-fs-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
}

.cf-fs-option {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    border: 2px solid;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.cf-theme-light .cf-fs-option {
    border-color: #e0e0e0;
    background: #fafafa;
}

.cf-theme-light .cf-fs-option:hover {
    border-color: #0445af;
    background: #f0f5ff;
}

.cf-theme-light .cf-fs-option.cf-fs-selected {
    border-color: #0445af;
    background: #e8f0fe;
}

.cf-theme-dark .cf-fs-option {
    border-color: #3a3a5a;
    background: #252542;
}

.cf-theme-dark .cf-fs-option:hover {
    border-color: #6c63ff;
    background: #2a2a4a;
}

.cf-theme-dark .cf-fs-option.cf-fs-selected {
    border-color: #6c63ff;
    background: #35356a;
}

.cf-theme-gradient-blue .cf-fs-option,
.cf-theme-gradient-purple .cf-fs-option,
.cf-theme-gradient-green .cf-fs-option {
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.1);
}

.cf-theme-gradient-blue .cf-fs-option:hover,
.cf-theme-gradient-purple .cf-fs-option:hover,
.cf-theme-gradient-green .cf-fs-option:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.2);
}

.cf-theme-gradient-blue .cf-fs-option.cf-fs-selected,
.cf-theme-gradient-purple .cf-fs-option.cf-fs-selected,
.cf-theme-gradient-green .cf-fs-option.cf-fs-selected {
    border-color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.25);
}

.cf-fs-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.cf-fs-option-indicator {
    width: 22px;
    height: 22px;
    border: 2px solid currentColor;
    border-radius: 50%;
    margin-right: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.cf-fs-option[data-type="checkbox"] .cf-fs-option-indicator {
    border-radius: 4px;
}

.cf-fs-option.cf-fs-selected .cf-fs-option-indicator::after {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: currentColor;
}

.cf-fs-option[data-type="checkbox"].cf-fs-selected .cf-fs-option-indicator::after {
    width: 12px;
    height: 12px;
    border-radius: 2px;
    background: none;
    border-bottom: 2px solid currentColor;
    border-right: 2px solid currentColor;
    transform: rotate(45deg) translate(-1px, -2px);
}

.cf-theme-light .cf-fs-option-indicator {
    border-color: #c4c4c4;
}

.cf-theme-light .cf-fs-option.cf-fs-selected .cf-fs-option-indicator {
    border-color: #0445af;
}

.cf-theme-light .cf-fs-option.cf-fs-selected .cf-fs-option-indicator::after {
    background: #0445af;
}

.cf-theme-light .cf-fs-option[data-type="checkbox"].cf-fs-selected .cf-fs-option-indicator::after {
    background: none;
    border-color: #0445af;
}

.cf-theme-dark .cf-fs-option-indicator {
    border-color: #5a5a7a;
}

.cf-theme-dark .cf-fs-option.cf-fs-selected .cf-fs-option-indicator {
    border-color: #6c63ff;
}

.cf-theme-dark .cf-fs-option.cf-fs-selected .cf-fs-option-indicator::after {
    background: #6c63ff;
}

.cf-theme-dark .cf-fs-option[data-type="checkbox"].cf-fs-selected .cf-fs-option-indicator::after {
    background: none;
    border-color: #6c63ff;
}

.cf-fs-option-text {
    font-size: 18px;
}

.cf-fs-option-key {
    margin-left: auto;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
    opacity: 0.6;
}

.cf-theme-light .cf-fs-option-key {
    background: #e8e8e8;
}

.cf-theme-dark .cf-fs-option-key {
    background: #3a3a5a;
}

.cf-theme-gradient-blue .cf-fs-option-key,
.cf-theme-gradient-purple .cf-fs-option-key,
.cf-theme-gradient-green .cf-fs-option-key {
    background: rgba(255, 255, 255, 0.15);
}

/* ===================================
   Navigation Buttons
   =================================== */

.cf-fs-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 32px;
}

.cf-fs-btn-next,
.cf-fs-btn-submit {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.cf-fs-btn-next:disabled,
.cf-fs-btn-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.cf-fs-btn-next svg,
.cf-fs-btn-submit svg {
    width: 18px;
    height: 18px;
}

.cf-fs-btn-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 14px 20px;
    font-size: 16px;
    font-weight: 500;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color 0.2s ease;
}

.cf-fs-btn-back svg {
    width: 18px;
    height: 18px;
}

.cf-fs-keyboard-hint {
    font-size: 13px;
    opacity: 0.6;
    margin-left: 8px;
}

/* ===================================
   Footer Navigation
   =================================== */

.cf-fs-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.cf-fs-nav-arrows {
    display: flex;
    gap: 8px;
}

.cf-fs-nav-btn {
    width: 44px;
    height: 44px;
    border: 2px solid;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.cf-fs-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.cf-theme-light .cf-fs-nav-btn {
    border-color: #c4c4c4;
}

.cf-theme-light .cf-fs-nav-btn:hover:not(:disabled) {
    border-color: #0445af;
    background: #f0f5ff;
}

.cf-theme-dark .cf-fs-nav-btn {
    border-color: #4a4a6a;
}

.cf-theme-dark .cf-fs-nav-btn:hover:not(:disabled) {
    border-color: #6c63ff;
    background: #35356a;
}

.cf-theme-gradient-blue .cf-fs-nav-btn,
.cf-theme-gradient-purple .cf-fs-nav-btn,
.cf-theme-gradient-green .cf-fs-nav-btn {
    border-color: rgba(255, 255, 255, 0.3);
}

.cf-theme-gradient-blue .cf-fs-nav-btn:hover:not(:disabled),
.cf-theme-gradient-purple .cf-fs-nav-btn:hover:not(:disabled),
.cf-theme-gradient-green .cf-fs-nav-btn:hover:not(:disabled) {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.15);
}

.cf-fs-nav-btn svg {
    width: 20px;
    height: 20px;
}

.cf-theme-light .cf-fs-nav-btn svg {
    stroke: #191919;
}

.cf-theme-dark .cf-fs-nav-btn svg,
.cf-theme-gradient-blue .cf-fs-nav-btn svg,
.cf-theme-gradient-purple .cf-fs-nav-btn svg,
.cf-theme-gradient-green .cf-fs-nav-btn svg {
    stroke: #ffffff;
}

.cf-fs-powered {
    font-size: 12px;
    opacity: 0.5;
}

.cf-fs-powered a {
    color: inherit;
    text-decoration: none;
}

.cf-fs-powered a:hover {
    text-decoration: underline;
}

/* ===================================
   Success Screen
   =================================== */

.cf-fs-success {
    text-align: center;
    max-width: 500px;
}

.cf-fs-success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cf-theme-light .cf-fs-success-icon {
    background: #d4edda;
}

.cf-theme-dark .cf-fs-success-icon {
    background: #1e4620;
}

.cf-theme-gradient-blue .cf-fs-success-icon,
.cf-theme-gradient-purple .cf-fs-success-icon,
.cf-theme-gradient-green .cf-fs-success-icon {
    background: rgba(255, 255, 255, 0.2);
}

.cf-fs-success-icon svg {
    width: 40px;
    height: 40px;
}

.cf-theme-light .cf-fs-success-icon svg {
    stroke: #28a745;
}

.cf-theme-dark .cf-fs-success-icon svg,
.cf-theme-gradient-blue .cf-fs-success-icon svg,
.cf-theme-gradient-purple .cf-fs-success-icon svg,
.cf-theme-gradient-green .cf-fs-success-icon svg {
    stroke: #ffffff;
}

.cf-fs-success-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
}

.cf-fs-success-message {
    font-size: 18px;
    opacity: 0.8;
    line-height: 1.5;
}

/* ===================================
   Error Message
   =================================== */

.cf-fs-error {
    background: #f8d7da;
    color: #721c24;
    padding: 12px 20px;
    border-radius: 8px;
    margin-top: 16px;
    font-size: 14px;
}

.cf-theme-dark .cf-fs-error {
    background: #5a1e1e;
    color: #f8d7da;
}

.cf-theme-gradient-blue .cf-fs-error,
.cf-theme-gradient-purple .cf-fs-error,
.cf-theme-gradient-green .cf-fs-error {
    background: rgba(220, 53, 69, 0.3);
    color: #fff;
}

/* ===================================
   Loading State
   =================================== */

.cf-fs-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.cf-fs-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid;
    border-top-color: transparent;
    border-radius: 50%;
    animation: cf-fs-spin 0.8s linear infinite;
}

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

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .cf-fs-header {
        padding: 16px 20px;
    }

    .cf-fs-questions {
        padding: 70px 20px 120px;
    }

    .cf-fs-question-label {
        font-size: 22px;
    }

    .cf-fs-input,
    .cf-fs-textarea,
    .cf-fs-select {
        font-size: 16px;
        padding: 14px 16px;
    }

    .cf-fs-option {
        padding: 14px 16px;
    }

    .cf-fs-option-text {
        font-size: 16px;
    }

    .cf-fs-option-key {
        display: none;
    }

    .cf-fs-btn-next,
    .cf-fs-btn-submit {
        padding: 12px 24px;
        font-size: 15px;
    }

    .cf-fs-keyboard-hint {
        display: none;
    }

    .cf-fs-footer {
        padding: 16px 20px;
    }

    .cf-fs-success-title {
        font-size: 26px;
    }

    .cf-fs-success-message {
        font-size: 16px;
    }
}

/* ===================================
   Reduced Motion
   =================================== */

@media (prefers-reduced-motion: reduce) {
    .cf-fs-question,
    .cf-fs-progress-fill,
    .cf-fs-option,
    .cf-fs-input,
    .cf-fs-btn-next,
    .cf-fs-btn-submit,
    .cf-fs-btn-back,
    .cf-fs-nav-btn {
        transition: none;
    }
}

/* ===================================
   Hide original form when fullscreen
   =================================== */

.cf-form.cf-form-fullscreen-source {
    display: none !important;
}