/* ===================================
   AX Class - Common Styles
   모든 페이지에서 공통으로 사용하는 스타일
   ================================== */

/* CSS Variables */
:root {
    /* Primary Colors */
    --color-primary-orange: #f97316;
    --color-primary-pink: #ec4899;
    --color-bg-warm: #fef3e7;

    /* Neutral Colors */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Spacing */
    --spacing-xs: 0.25rem;    /* 4px */
    --spacing-sm: 0.5rem;     /* 8px */
    --spacing-md: 1rem;       /* 16px */
    --spacing-lg: 1.5rem;     /* 24px */
    --spacing-xl: 2rem;       /* 32px */
    --spacing-2xl: 3rem;      /* 48px */

    /* Border Radius */
    --radius-sm: 0.375rem;    /* 6px */
    --radius-md: 0.5rem;      /* 8px */
    --radius-lg: 0.75rem;     /* 12px */
    --radius-xl: 1rem;        /* 16px */
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: var(--z-modal);
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #fefefe;
    margin: auto;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    font-weight: bold;
    color: var(--color-gray-400);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-normal);
}

.modal-close:hover,
.modal-close:focus {
    color: var(--color-gray-900);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* Modal Body Table Styles */
.modal-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 14px;
}

.modal-body table th,
.modal-body table td {
    border: 1px solid #e5e7eb;
    padding: 12px;
    text-align: left;
    vertical-align: top;
}

.modal-body table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: #374151;
    white-space: nowrap;
}

.modal-body table td {
    color: #4b5563;
    line-height: 1.5;
}

.modal-body table tr:hover td {
    background-color: #f9fafb;
}

/* Button Styles */
.btn-primary {
    background-color: var(--color-primary-orange);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-normal);
}

.btn-primary:hover {
    background-color: #ea580c;
}

/* 네비게이션 바 회원가입 버튼 (상하 여백 축소) */
nav .btn-primary {
    padding: var(--spacing-sm) var(--spacing-lg);
}

.btn-secondary {
    background-color: white;
    color: var(--color-gray-700);
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    background-color: var(--color-gray-50);
    border-color: var(--color-gray-400);
}

/* Info Boxes */
.info-box {
    background-color: #dbeafe;
    border-left: 4px solid #3b82f6;
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: var(--radius-sm);
}

.info-box p {
    margin: 0;
    color: #1e3a8a;
    line-height: 1.6;
}

.highlight-box {
    background-color: #fef3c7;
    border-left: 4px solid #f59e0b;
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: var(--radius-sm);
}

.highlight-box p {
    margin: 0;
    color: #78350f;
    line-height: 1.6;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-gray-700);
    font-size: 0.875rem;
}

.form-label.required::after {
    content: " *";
    color: #ef4444;
}

.form-input,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-normal);
    box-sizing: border-box;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.form-hint {
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.form-hint.success {
    color: #059669;
}

.form-hint.error {
    color: #dc2626;
}

/* Policy Content Styles */
.policy-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-top: 40px;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-primary-orange);
}

.policy-content h2:first-child {
    margin-top: 0;
}

.policy-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.policy-content p {
    line-height: 1.8;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
}

.policy-content ul,
.policy-content ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.policy-content li {
    line-height: 1.8;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-sm);
}

.policy-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-lg) 0;
}

.policy-content table th,
.policy-content table td {
    border: 1px solid var(--color-gray-200);
    padding: var(--spacing-md);
    text-align: left;
}

.policy-content table th {
    background-color: var(--color-gray-50);
    font-weight: 600;
    color: var(--color-gray-700);
}

.policy-content strong {
    font-weight: 600;
    color: var(--color-gray-900);
}