:root {
    --primary: #ff5e00;
    --primary-dark: #e65100;
    --primary-light: #ff8a4d;
    --secondary: #333333;
    --dark: #1a1a1a;
    --darker: #111111;
    --light: #f5f5f5;
    --lighter: #ffffff;
    --gray: #777777;
    --light-gray: #eeeeee;
    --dark-gray: #444444;
    --error: #ff4d4d;
    --success: #4CAF50;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--dark);
    color: var(--light);
    min-height: 100vh;
    padding: 2rem;
}

.fluid-container {
    max-width: 800px;
    margin: 0 auto;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--dark-gray);
    margin-bottom: 1rem;
}

.hidden {
    display: none !important;
    visibility: hidden !important;
}

.visible {
    display: block !important;
    visibility: visible !important;
}

/* Form Layout */
#init-section .form-group-wrapper {
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

#init-section .form-group {
    margin: 0;
    position: relative;
    flex: 1;
}

#init-section #phone-group {
    flex: 2;
}

#init-section #zip-group {
    flex: 1;
}

#init-section #button-wrapper {
    flex: 0.5;
    align-self: center;
    min-width: 110px;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--light);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--dark-gray);
    border-radius: 8px;
    color: var(--light);
    font-size: 1rem;
    transition: all 0.3s ease;
    padding-right: 2.5rem; /* Space for validation icons */
    position: relative;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 0 2px rgba(255, 94, 0, 0.2);
}

.form-group input::placeholder {
    color: var(--gray);
}

/* Validation Icons using ::after pseudo-element */
.form-group input.valid::after,
.form-group input.invalid::after {
    content: '';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 1.2rem;
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 2;
}

.form-group input.valid::after {
    content: '\f00c'; /* Font Awesome check icon */
    color: var(--success);
}

.form-group input.invalid::after {
    content: '\f00d'; /* Font Awesome times icon */
    color: var(--error);
}

/* Alternative approach using wrapper if pseudo-element doesn't work */
.form-group.valid::after,
.form-group.invalid::after {
    content: '';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 1.2rem;
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 2;
    margin-top: 12px; /* Adjust based on your input height */
}

.form-group.valid::after {
    content: '\f00c'; /* Font Awesome check icon */
    color: var(--success);
}

.form-group.invalid::after {
    content: '\f00d'; /* Font Awesome times icon */
    color: var(--error);
}

/* Best approach: Add the icon directly to the input wrapper */
.input-wrapper {
    position: relative;
    display: block;
}

.input-wrapper.valid::after,
.input-wrapper.invalid::after {
    content: '';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 1.2rem;
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 2;
}

.input-wrapper.valid::after {
    content: '\f00c'; /* Font Awesome check icon */
    color: var(--success);
}

.input-wrapper.invalid::after {
    content: '\f00d'; /* Font Awesome times icon */
    color: var(--error);
}

.muted {
    color: var(--gray);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    min-height: 20px;
    max-height: 20px;
}

.error-message {
    color: var(--error);
    font-size: 0.8rem;
    margin-top: 0.5rem;
    line-height: 1rem;
    visibility: hidden;
}

.btn {
    padding: 1rem;
    background: linear-gradient(to right, var(--primary), var(--primary-light));
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    height: 50px; /* Match input field height */
}

.btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 2px 10px rgba(255, 94, 0, 0.3);
}

.btn:disabled {
    background: var(--gray);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.7;
}

/* Response Containers */
.response-title {
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--light);
    font-size: 1.1rem;
}

.response-content {
    white-space: pre-wrap;
    background: rgba(255, 255, 255, 0.03);
    padding: 16px;
    border-radius: 8px;
    max-height: 300px;
    overflow: auto;
    border: 1px solid rgba(255, 94, 0, 0.1);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 20px;
    line-height: 1.4;
}

/* Person Info Styles */
.person-info-container {
    margin: 0.5rem auto;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--dark-gray);
}

.person-info-container.loading {
    opacity: 0.9;
}

.person-info-container.loading .person-info-toggle {
    display: none;
}

.person-info-container .person-info-empty,
.person-info-container .person-info-error {
    font-size: 1.2rem;
    text-align: center;
    color: var(--light);
    padding: 0.5rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    text-align: center;
}

.person-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    padding: 14px 5px;
    margin-bottom: 0.5rem;
    border-top: 3px solid var(--primary);
    gap: 0.3rem;
}

.person-card:last-child {
    margin-bottom: 0;
}

.basic-info {
    display: grid;
    grid-template-columns: 1.5fr 1.5fr 0.8fr 2fr;
    grid-auto-rows: auto;
    gap: 0.5rem;
}

.basic-info .person-field,
.address .address-field {
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow-wrap: break-word;
    white-space: normal;
    margin-bottom: 0.2rem;
}

.basic-info .field-label,
.address-field .field-label {
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--light-gray);
}

.basic-info .field-value,
.address-field .field-value {
    font-size: 1.2rem;
    color: var(--light);
}

.field-value.clickable {
    cursor: pointer;
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
}

.field-value.clickable:hover {
    opacity: 0.8;
}

.addresses-section {
    margin-top: 0.2rem;
}

.address {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    display: grid;
    gap: 0.5rem;
    grid-template-columns: 2fr 1.5fr 0.4fr 1fr;
    grid-auto-rows: auto;
}

.address:last-child {
    margin-bottom: 0;
}

.person-info-error button {
    margin-top: 1rem;
}

/* Skeleton Loading */
.skeleton-line {
    height: 20px;
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0.1) 25%,
            rgba(255, 255, 255, 0.2) 50%,
            rgba(255, 255, 255, 0.1) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
    margin-bottom: 10px;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.person-card.skeleton {
    border-top-color: rgba(255, 94, 0, 0.35);
    position: relative;
    overflow: hidden;
}

.person-card.skeleton .field-label,
.person-card.skeleton .field-value {
    visibility: hidden;
}

.person-info-toggle {
    display: flex;
    width: 100%;
    margin-top: 0.5rem;
}

.toggle-btn {
    padding: 0.5rem;
    background: var(--dark-gray);
    color: var(--light);
    border: none;
    border-radius: 4px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    flex: 1;
}

.toggle-btn:hover {
    background: var(--secondary);
    color: var(--primary);
}

.toggle-btn:first-child {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.toggle-btn:last-child {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.person-card.hidden {
    display: none;
}

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 1rem;
    }

    #init-section .form-group-wrapper {
        flex-direction: column;
        align-items: stretch;
    }

    #init-section .form-group {
        width: 100%;
    }

    .basic-info,
    .address {
        grid-template-columns: 1fr;
    }

    .person-info-toggle {
        flex-direction: column;
    }
}

@media (max-width: 500px) {
    .address {
        grid-template-columns: 1fr 1fr;
    }
}