/**
 * KreaWA WhatsApp - Frontend Styles
 *
 * @since 1.0.0
 */

:root {
    --kreawa-primary: #25D366;
    --kreawa-secondary: #128C7E;
    --kreawa-btn-bg: #25D366;
    --kreawa-btn-text: #FFFFFF;
    --kreawa-success: #25D366;
    --kreawa-error: #E74C3C;
    --kreawa-warning: #F39C12;
    --kreawa-text: #1A1A2E;
    --kreawa-text-muted: #6B7280;
    --kreawa-bg: #FFFFFF;
    --kreawa-border: #E5E7EB;
    --kreawa-radius: 12px !important;
    --kreawa-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --kreawa-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --kreawa-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
}

/* ============================================
   BUTTONS
   ============================================ */

.kreawa-whatsapp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--kreawa-btn-bg);
    color: var(--kreawa-btn-text);
    border: none;
    border-radius: var(--kreawa-radius);
    font-size: 16px;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    cursor: pointer;
    transition: var(--kreawa-transition);
    text-decoration: none;
    line-height: 1.4;
    box-shadow: 0 2px 8px rgba(37, 211, 102, 0.3);
    position: relative;
    overflow: hidden;
}

.kreawa-whatsapp-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    transition: left 0.5s ease;
}

.kreawa-whatsapp-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.kreawa-whatsapp-btn:hover::before {
    left: 100%;
}

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

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

.kreawa-icon-whatsapp {
    flex-shrink: 0;
}

/* ============================================
   FORM FIELDS
   ============================================ */

.kreawa-form {
    width: 100%;
}

.kreawa-field {
    margin-bottom: 16px;
}

.kreawa-label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--kreawa-label-color, var(--kreawa-text));
    font-family: 'Segoe UI', 'Helvetica Neue', sans-serif;
    letter-spacing: 0px !important;
}

.kreawa-input {
    display: block;
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--kreawa-field-border, var(--kreawa-border));
    border-radius: 10px;
    font-size: 15px;
    color: var(--kreawa-field-text, var(--kreawa-text));
    background: var(--kreawa-field-bg, var(--kreawa-bg));
    transition: var(--kreawa-transition);
    outline: none;
    box-sizing: border-box;
    letter-spacing: 0px !important;
    font-family: 'Segoe UI', 'Helvetica Neue', sans-serif;
}

.kreawa-input:focus {
    border-color: var(--kreawa-primary);
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.15);
}

.kreawa-input.kreawa-input-error {
    border-color: var(--kreawa-error);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
}

.kreawa-input.kreawa-input-success {
    border-color: var(--kreawa-success);
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.15);
}

.kreawa-error {
    display: block;
    color: var(--kreawa-error);
    font-size: 12px;
    margin-top: 4px;
    min-height: 16px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* intl-tel-input override */
.iti {
    width: 100% !important;
}

.iti .iti__selected-flag {
    border-radius: 10px 0 0 10px;
}

/* ============================================
   VALIDATION STATUS
   ============================================ */

.kreawa-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--kreawa-transition);
}

.kreawa-status.kreawa-status-validating {
    background: #FFF8E1;
    color: #F57F17;
    border: 1px solid #FFE082;
}

.kreawa-status.kreawa-status-valid {
    background: #E8F5E9;
    color: #2E7D32;
    border: 1px solid #A5D6A7;
}

.kreawa-status.kreawa-status-invalid {
    background: #FFEBEE;
    color: #C62828;
    border: 1px solid #EF9A9A;
}

.kreawa-status.kreawa-status-error {
    background: #FFF3E0;
    color: #E65100;
    border: 1px solid #FFB74D;
}

/* ============================================
   SUBMIT BUTTON
   ============================================ */

.kreawa-submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 24px;
    background: var(--kreawa-btn-bg);
    color: var(--kreawa-btn-text);
    border: none;
    border-radius: var(--kreawa-radius);
    font-size: 16px;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    cursor: pointer;
    transition: var(--kreawa-transition);
    box-shadow: 0 2px 8px rgba(37, 211, 102, 0.3);
}

.kreawa-submit-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
}

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

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

/* ============================================
   SPINNER
   ============================================ */

.kreawa-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: currentColor;
    animation: kreawa-spin 0.8s linear infinite;
}

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

/* ============================================
   CHECKBOX / CONSENT
   ============================================ */

.kreawa-consent-field {
    margin-top: 8px;
}

.kreawa-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 13px;
    line-height: 1.5;
    color: var(--kreawa-text-muted);
}

.kreawa-checkbox {
    display: none;
}

.kreawa-checkbox-custom {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--kreawa-border);
    border-radius: 4px;
    background: var(--kreawa-bg);
    position: relative;
    transition: var(--kreawa-transition);
    margin-top: 1px;
}

.kreawa-checkbox:checked+.kreawa-checkbox-custom {
    background: var(--kreawa-primary);
    border-color: var(--kreawa-primary);
}

.kreawa-checkbox:checked+.kreawa-checkbox-custom::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 1px;
    width: 6px;
    height: 11px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.kreawa-consent-text {
    flex: 1;
}

.kreawa-consent-text a {
    color: var(--kreawa-primary);
    text-decoration: underline;
}

/* ============================================
   INLINE FORM
   ============================================ */

.kreawa-inline-form {
    max-width: 480px;
    margin: 0 auto;
    padding: 32px;
    background: var(--kreawa-bg);
    border-radius: 16px;
    box-shadow: var(--kreawa-shadow-lg);
}

.kreawa-inline-header {
    text-align: center;
    margin-bottom: 24px;
}

.kreawa-inline-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--kreawa-text);
    margin: 0 0 8px;
}

.kreawa-inline-subtitle {
    font-size: 14px;
    color: var(--kreawa-text-muted);
    margin: 0;
}

/* ============================================
   UTILITIES
   ============================================ */

.kreawa-hidden {
    display: none !important;
}

.kreawa-text-center {
    text-align: center;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 480px) {
    .kreawa-inline-form {
        padding: 20px;
        border-radius: 12px;
    }

    .kreawa-whatsapp-btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .kreawa-input {
        padding: 10px 14px;
        font-size: 14px;
    }
}