/**
 * Form Components CSS
 * Counter buttons, inputs, error messages with WCAG 2.1 AA compliance
 */

/* ===========================
   Form Group Container
   =========================== */

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.form-label--required::after {
    content: " *";
    color: #2563eb;
}

.form-hint {
    display: block;
    font-size: 13px;
    color: #5b6470; /* Updated for 4.65:1 contrast ratio */
    margin-top: 4px;
    line-height: 1.5;
}

/* ===========================
   Counter Input Component
   =========================== */

.traveler-input-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Mobile & Tablet: 2-column grid for travelers */
@media (max-width: 1023.98px) {
    .traveler-input-form {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    
    /* Make infants span both columns to keep 2 items in first row */
    .traveler-input-form__group:nth-child(3) {
        grid-column: 1 / -1;
    }
}

.traveler-input-form__group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.traveler-input-form__label {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.traveler-input-form__label-text {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
}

.traveler-input-form__label-hint {
    font-size: 13px;
    color: #5b6470; /* Updated for better contrast */
    font-weight: 400;
}

.traveler-input-form__counter {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f9fafb;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    padding: 8px 12px;
    max-width: 180px;
}

/* ===========================
   Counter Buttons
   =========================== */

.counter-btn {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    border: 2px solid #2563eb;
    background: #FFFFFF;
    color: #2563eb;
    border-radius: 6px;
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.counter-btn:hover:not(:disabled) {
    background: #2563eb;
    color: #FFFFFF;
    transform: scale(1.05);
}

.counter-btn:active:not(:disabled) {
    transform: scale(0.95);
}

.counter-btn:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

.counter-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    border-color: #d1d5db;
    color: #9ca3af;
}

/* FontAwesome icons are used in HTML, so no ::before pseudo-elements needed */
}

/* ===========================
   Counter Input Display
   =========================== */

.counter-input {
    width: 60px;
    text-align: center;
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    border: none;
    background: transparent;
    padding: 8px 4px;
}

.counter-input:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Remove spinner arrows in number inputs */
.counter-input::-webkit-outer-spin-button,
.counter-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.counter-input[type=number] {
    -moz-appearance: textfield;
}

/* ===========================
   Standard Text Inputs
   =========================== */

.form-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    color: #1a1a1a;
    background: #FFFFFF;
    border: 2px solid #d1d5db;
    border-radius: 6px;
    transition: all 0.3s ease;
    min-height: 44px;
}

.form-input::placeholder {
    color: #9ca3af;
}

.form-input:hover:not(:disabled) {
    border-color: #9ca3af;
}

.form-input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input:disabled {
    background: #f3f4f6;
    color: #9ca3af;
    cursor: not-allowed;
}

/* ===========================
   Textarea
   =========================== */

.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    color: #1a1a1a;
    background: #FFFFFF;
    border: 2px solid #d1d5db;
    border-radius: 6px;
    transition: all 0.3s ease;
    min-height: 100px;
    resize: vertical;
    font-family: inherit;
    line-height: 1.6;
}

.form-textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* ===========================
   Select Dropdown
   =========================== */

.form-select {
    width: 100%;
    padding: 12px 40px 12px 16px;
    font-size: 16px;
    color: #1a1a1a;
    background: #FFFFFF url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 20 20' fill='%236b7280'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E") no-repeat right 12px center;
    background-size: 20px;
    border: 2px solid #d1d5db;
    border-radius: 6px;
    cursor: pointer;
    appearance: none;
    transition: all 0.3s ease;
    min-height: 44px;
}

.form-select:hover:not(:disabled) {
    border-color: #9ca3af;
}

.form-select:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-select:disabled {
    background-color: #f3f4f6;
    color: #9ca3af;
    cursor: not-allowed;
}

/* ===========================
   Checkbox & Radio
   =========================== */

.form-checkbox,
.form-radio {
    width: 20px;
    height: 20px;
    min-width: 20px;
    min-height: 20px;
    border: 2px solid #d1d5db;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-checkbox {
    border-radius: 4px;
}

.form-radio {
    border-radius: 50%;
}

.form-checkbox:checked,
.form-radio:checked {
    background-color: #2563eb;
    border-color: #2563eb;
}

.form-checkbox:focus,
.form-radio:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

.form-check-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 15px;
    color: #374151;
    line-height: 1.6;
}

.form-check-label:hover .form-checkbox,
.form-check-label:hover .form-radio {
    border-color: #9ca3af;
}

/* ===========================
   Error States
   =========================== */

.form-group--error .form-input,
.form-group--error .form-textarea,
.form-group--error .form-select,
.form-group--error .traveler-input-form__counter {
    border-color: #2563eb;
}

.form-group--error .form-label {
    color: #2563eb;
}

.field-error,
.form-error {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    font-size: 14px;
    color: #2563eb;
    font-weight: 500;
}

.field-error::before,
.form-error::before {
    content: "⚠";
    font-size: 16px;
}

.form-errors {
    background: #eff6ff;
    border: 2px solid #bfdbfe;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 24px;
}

.form-errors__title {
    font-size: 16px;
    font-weight: 700;
    color: #1e40af;
    margin: 0 0 10px 0;
}

.form-errors__list {
    margin: 0;
    padding-left: 20px;
    list-style-type: disc;
    color: #1e40af;
}

.form-errors__list li {
    margin-bottom: 6px;
}

/* ===========================
   Success States
   =========================== */

.form-group--success .form-input,
.form-group--success .form-textarea {
    border-color: #059669;
}

.field-success {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    font-size: 14px;
    color: #059669;
    font-weight: 500;
}

.field-success::before {
    content: "✓";
    font-size: 16px;
    font-weight: 700;
}

/* ===========================
   Character Counter
   =========================== */

.form-character-count {
    display: flex;
    justify-content: flex-end;
    font-size: 13px;
    color: #5b6470; /* Updated for better contrast */
    margin-top: 6px;
}

.form-character-count--warning {
    color: #f59e0b;
    font-weight: 600;
}

.form-character-count--error {
    color: #2563eb;
    font-weight: 600;
}

/* ===========================
   Room Selector Component
   =========================== */

.room-selector {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.room-selector__label {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
}

.room-selector__suggestion {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: 6px;
    padding: 12px 16px;
    font-size: 14px;
    color: #1e40af;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.room-selector__suggestion-icon {
    font-size: 20px;
}

.use-suggestion-btn {
    padding: 6px 12px;
    background: #3b82f6;
    color: #FFFFFF;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.use-suggestion-btn:hover {
    background: #2563eb;
}

.use-suggestion-btn:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

.room-selector__explanation {
    font-size: 13px;
    color: #5b6470; /* Updated for better contrast */
    margin: 0;
    line-height: 1.5;
}

/* ===========================
   Tablet Layout (768px+)
   =========================== */

@media (min-width: 768px) {
    .form-group {
        margin-bottom: 28px;
    }

    .form-label {
        font-size: 16px;
    }

    .traveler-input-form {
        gap: 24px;
    }

    .traveler-input-form__label-text {
        font-size: 17px;
    }

    .form-input,
    .form-textarea,
    .form-select {
        font-size: 17px;
    }
}

/* ===========================
   Desktop Layout (1024px+)
   =========================== */

@media (min-width: 1024px) {
    .traveler-input-form {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 30px;
    }

    .traveler-input-form__group {
        flex: 1;
        min-width: 200px;
    }
}

/* ===========================
   High Contrast Mode
   =========================== */

@media (prefers-contrast: high) {
    .form-input,
    .form-textarea,
    .form-select,
    .traveler-input-form__counter {
        border-width: 3px;
    }

    .counter-btn {
        border-width: 3px;
    }

    .form-input:focus,
    .form-textarea:focus,
    .form-select:focus {
        border-width: 3px;
        box-shadow: none;
    }

    .field-error,
    .field-success {
        font-weight: 700;
    }
}

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

@media (prefers-reduced-motion: reduce) {
    .form-input,
    .form-textarea,
    .form-select,
    .counter-btn,
    .use-suggestion-btn {
        transition: none;
    }

    .counter-btn:hover:not(:disabled),
    .counter-btn:active:not(:disabled) {
        transform: none;
    }
}

/* ===========================
   Touch Device Optimizations
   =========================== */

@media (hover: none) and (pointer: coarse) {
    .counter-btn,
    .form-input,
    .form-textarea,
    .form-select,
    .use-suggestion-btn {
        min-height: 48px;
    }

    .counter-btn {
        width: 48px;
        height: 48px;
        min-width: 48px;
        min-height: 48px;
    }
}

/* ===========================
   Print Styles
   =========================== */

@media print {
    .counter-btn,
    .use-suggestion-btn,
    .room-selector__suggestion {
        display: none;
    }

    .form-input,
    .form-textarea,
    .form-select {
        border: 1px solid #000;
        box-shadow: none;
    }

    .field-error,
    .form-errors {
        border: 2px solid #000;
    }
}