/* ===================================
   CSS Variables & Base Styles
   =================================== */
:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --primary-bg: rgba(99, 102, 241, 0.08);
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;

    --bg-primary: #0f0f23;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --bg-card: #1e1e3a;
    --bg-card-hover: #252550;
    --bg-input: #1a1a35;

    --text-primary: #e8e8f0;
    --text-secondary: #a0a0b8;
    --text-muted: #6b6b80;
    --text-accent: #818cf8;

    --border-color: rgba(255, 255, 255, 0.06);
    --border-light: rgba(255, 255, 255, 0.1);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --font-main: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', serif;

    --gnb-height: 70px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    color: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================================
   GNB Navigation
   =================================== */
.gnb {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--gnb-height);
    background: rgba(15, 15, 35, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.gnb.scrolled {
    background: rgba(15, 15, 35, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.gnb-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.gnb-logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.gnb-logo i {
    color: var(--accent);
    font-size: 1.1rem;
}

.gnb-logo:hover {
    color: var(--primary-light);
}

.gnb-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 4px;
}

.gnb-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    transition: var(--transition);
}

.gnb-menu a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.gnb-menu a.active {
    color: var(--primary-light);
    background: var(--primary-bg);
}

.gnb-menu a i {
    font-size: 0.9rem;
}

.gnb-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.gnb-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

.btn-xs {
    padding: 5px 12px;
    font-size: 0.8rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-color: var(--primary);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-light);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: var(--primary-bg);
}

.btn-danger {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-1px);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.btn-icon:hover {
    background: var(--bg-card-hover);
    color: var(--primary-light);
    border-color: var(--primary);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--gnb-height) 24px 40px;
    background: radial-gradient(ellipse at 50% 0%, rgba(99, 102, 241, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 50%, rgba(139, 92, 246, 0.06) 0%, transparent 50%),
                var(--bg-primary);
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-particles .particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--primary-light);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 8s infinite;
}

@keyframes particleFloat {
    0% { opacity: 0; transform: translateY(100vh) scale(0); }
    20% { opacity: 0.6; }
    80% { opacity: 0.3; }
    100% { opacity: 0; transform: translateY(-100px) scale(1); }
}

.hero-content {
    text-align: center;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

.hero-avatar {
    margin-bottom: 32px;
}

.avatar-ring {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    position: relative;
    animation: avatarPulse 3s ease-in-out infinite;
}

.avatar-ring::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    opacity: 0.3;
    animation: avatarGlow 3s ease-in-out infinite;
}

.avatar-ring i {
    font-size: 3rem;
    color: white;
}

@keyframes avatarPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes avatarGlow {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.15); }
}

.hero-title {
    margin-bottom: 20px;
}

.hero-title .greeting {
    display: block;
    font-size: 1.2rem;
    color: var(--primary-light);
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.hero-title .name {
    display: block;
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.3;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===================================
   Sections
   =================================== */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-bg);
    color: var(--primary-light);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.section-footer {
    text-align: center;
    margin-top: 48px;
}

/* ===================================
   About Cards
   =================================== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.about-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.about-card:hover::before {
    transform: scaleX(1);
}

.about-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    color: var(--primary-light);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.about-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.about-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===================================
   Gallery Preview
   =================================== */
.gallery-preview-section {
    background: var(--bg-secondary);
}

.gallery-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-preview-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    cursor: pointer;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.gallery-preview-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.gallery-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-preview-item:hover img {
    transform: scale(1.05);
}

.gallery-preview-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-preview-item:hover .gallery-preview-overlay {
    opacity: 1;
}

.gallery-preview-overlay h4 {
    color: white;
    font-size: 1rem;
}

/* ===================================
   Blog Preview
   =================================== */
.blog-preview-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.blog-preview-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    cursor: pointer;
}

.blog-preview-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.blog-preview-card .post-meta {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-preview-card .post-meta i {
    margin-right: 4px;
}

.blog-preview-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.5;
}

.blog-preview-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-preview-card .post-tags {
    display: flex;
    gap: 6px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    padding: 3px 10px;
    background: var(--primary-bg);
    color: var(--primary-light);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.15);
}

/* ===================================
   Empty State
   =================================== */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-state p {
    margin-bottom: 20px;
    font-size: 1rem;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 48px 0 24px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.footer-brand h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    margin-bottom: 6px;
}

.footer-brand h3 i {
    color: var(--accent);
}

.footer-brand p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===================================
   Forms
   =================================== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

textarea.form-input {
    resize: vertical;
    min-height: 100px;
}

select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* ===================================
   Modal
   =================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    padding: 20px;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px) scale(0.95);
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px 28px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 28px 24px;
}

/* Large modal for image viewer */
.modal-large {
    max-width: 90vw;
    max-height: 90vh;
}

/* ===================================
   Toast Notification
   =================================== */
.toast-container {
    position: fixed;
    top: calc(var(--gnb-height) + 16px);
    right: 16px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: toastIn 0.3s ease, toastOut 0.3s ease 3s forwards;
    box-shadow: var(--shadow-lg);
    min-width: 280px;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--primary); }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
    to { opacity: 0; transform: translateX(50px); }
}

/* ===================================
   Scrollbar
   =================================== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-card);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ===================================
   Page Header (for sub pages)
   =================================== */
.page-header {
    padding-top: calc(var(--gnb-height) + 60px);
    padding-bottom: 40px;
    text-align: center;
    background: radial-gradient(ellipse at 50% 0%, rgba(99, 102, 241, 0.1) 0%, transparent 60%);
}

.page-header h1 {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ===================================
   Toolbar
   =================================== */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.toolbar-left, .toolbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.filter-btn:hover, .filter-btn.active {
    color: var(--primary-light);
    border-color: var(--primary);
    background: var(--primary-bg);
}

/* ===================================
   Gallery Grid (gallery page)
   =================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.gallery-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.gallery-card-img {
    aspect-ratio: 4/3;
    overflow: hidden;
    cursor: pointer;
    position: relative;
}

.gallery-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-card:hover .gallery-card-img img {
    transform: scale(1.05);
}

.gallery-card-img .img-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-card-img .img-overlay i {
    font-size: 2rem;
    color: white;
}

.gallery-card:hover .img-overlay {
    opacity: 1;
}

.gallery-card-body {
    padding: 18px;
}

.gallery-card-body h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.gallery-card-body p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.gallery-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gallery-card-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.gallery-card-actions {
    display: flex;
    gap: 6px;
}

.category-badge {
    display: inline-block;
    padding: 3px 10px;
    background: var(--primary-bg);
    color: var(--primary-light);
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 500;
    margin-bottom: 8px;
}

/* ===================================
   Comments
   =================================== */
.comments-section {
    margin-top: 20px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.comments-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.comments-header h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.comment-item {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.comment-item:last-child {
    border-bottom: none;
}

.comment-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.comment-author {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--primary-light);
}

.comment-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.comment-text {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 12px;
}

.comment-form-row {
    display: flex;
    gap: 10px;
}

.comment-form-row .form-input {
    flex: 1;
}

/* ===================================
   Blog Post List
   =================================== */
.post-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    cursor: pointer;
}

.post-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.post-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.post-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.5;
    flex: 1;
}

.post-card .post-summary {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.post-info {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.post-info span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ===================================
   Blog Editor
   =================================== */
.editor-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.editor-toolbar button {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
    transition: var(--transition);
}

.editor-toolbar button:hover {
    background: var(--primary-bg);
    color: var(--primary-light);
}

.editor-toolbar .separator {
    width: 1px;
    background: var(--border-color);
    margin: 4px 6px;
}

.editor-content {
    min-height: 300px;
    padding: 20px;
    outline: none;
    line-height: 1.8;
    font-size: 1rem;
    color: var(--text-primary);
}

.editor-content:empty::before {
    content: '여기에 내용을 입력하세요...';
    color: var(--text-muted);
}

.editor-content h1, .editor-content h2, .editor-content h3 {
    margin: 16px 0 8px;
}

.editor-content ul, .editor-content ol {
    padding-left: 24px;
    margin: 8px 0;
}

.editor-content blockquote {
    border-left: 3px solid var(--primary);
    padding-left: 16px;
    margin: 12px 0;
    color: var(--text-secondary);
    font-style: italic;
}

/* ===================================
   Post View
   =================================== */
.post-view {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.post-view-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.post-view-header h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 16px;
}

.post-view-meta {
    display: flex;
    gap: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.post-view-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.post-view-content {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-secondary);
}

.post-view-content h1, .post-view-content h2, .post-view-content h3 {
    color: var(--text-primary);
    margin: 24px 0 12px;
}

.post-view-content p {
    margin-bottom: 16px;
}

.post-view-content img {
    border-radius: var(--radius-md);
    margin: 16px 0;
}

.post-view-content blockquote {
    border-left: 3px solid var(--primary);
    padding-left: 16px;
    margin: 16px 0;
    font-style: italic;
    color: var(--text-muted);
}

.post-view-actions {
    display: flex;
    gap: 12px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

/* ===================================
   Image Viewer
   =================================== */
.image-viewer {
    display: flex;
    gap: 0;
    max-height: 85vh;
    width: 100%;
}

.image-viewer-img {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    min-height: 400px;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    overflow: hidden;
}

.image-viewer-img img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
}

.image-viewer-info {
    width: 380px;
    min-width: 380px;
    background: var(--bg-secondary);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.image-viewer-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.image-viewer-header h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.image-viewer-header p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.image-viewer-header .meta-row {
    display: flex;
    gap: 16px;
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.image-viewer-comments {
    flex: 1;
    overflow-y: auto;
    padding: 20px 24px;
}

.image-viewer-comment-form {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

/* ===================================
   Auth Lock
   =================================== */
.auth-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5000;
    padding: 20px;
}

.auth-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    max-width: 420px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.auth-box i.lock-icon {
    font-size: 3rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.auth-box h2 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.auth-box p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.auth-box .form-input {
    text-align: center;
    font-size: 1.1rem;
    letter-spacing: 4px;
    margin-bottom: 16px;
}

/* ===================================
   Loading
   =================================== */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===================================
   Pagination
   =================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
}

.pagination button {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
}

.pagination button:hover:not(:disabled), .pagination button.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.pagination button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ===================================
   Responsive - Tablet (768px ~ 1024px)
   =================================== */
@media (max-width: 1024px) {
    :root {
        --gnb-height: 64px;
    }

    .container {
        padding: 0 20px;
    }

    .section {
        padding: 70px 0;
    }

    .section-title {
        font-size: 1.9rem;
    }

    .hero-title .name {
        font-size: 2.2rem;
    }

    .about-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 16px;
    }

    .gallery-preview-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 16px;
    }

    .blog-preview-list {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }

    .image-viewer-info {
        width: 320px;
        min-width: 320px;
    }

    .post-view {
        padding: 32px;
    }
}

/* ===================================
   Responsive - Mobile (max-width: 768px)
   =================================== */
@media (max-width: 768px) {
    :root {
        --gnb-height: 60px;
    }

    html {
        font-size: 15px;
    }

    .container {
        padding: 0 16px;
    }

    /* ----- GNB Mobile ----- */
    .gnb-toggle {
        display: flex;
    }

    .gnb-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .gnb-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .gnb-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .gnb-menu {
        position: fixed;
        top: 0;
        right: -280px;
        width: 280px;
        height: 100vh;
        height: 100dvh;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: calc(var(--gnb-height) + 20px) 24px 24px;
        gap: 4px;
        transition: right 0.3s ease;
        border-left: 1px solid var(--border-color);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
        z-index: 999;
    }

    .gnb-menu.open {
        right: 0;
    }

    .gnb-menu a {
        padding: 14px 20px;
        font-size: 1rem;
    }

    .gnb-logo {
        font-size: 1.2rem;
    }

    /* ----- Hero Mobile ----- */
    .hero {
        min-height: calc(100vh - 60px);
        min-height: calc(100dvh - 60px);
        padding: var(--gnb-height) 16px 60px;
    }

    .hero-title .greeting {
        font-size: 1rem;
        letter-spacing: 1px;
    }

    .hero-title .name {
        font-size: 1.6rem;
    }

    .hero-subtitle {
        font-size: 0.92rem;
        margin-bottom: 28px;
        padding: 0 8px;
    }

    .hero-cta {
        gap: 12px;
        width: 100%;
        padding: 0 20px;
    }

    .hero-cta .btn {
        width: 100%;
        justify-content: center;
        padding: 14px 20px;
    }

    .avatar-ring {
        width: 100px;
        height: 100px;
    }

    .avatar-ring i {
        font-size: 2.5rem;
    }

    .hero-scroll {
        bottom: 20px;
    }

    /* ----- Page Header Mobile ----- */
    .page-header {
        padding-top: calc(var(--gnb-height) + 36px);
        padding-bottom: 28px;
    }

    .page-header h1 {
        font-size: 1.6rem;
    }

    .page-header p {
        font-size: 0.9rem;
    }

    /* ----- Section Mobile ----- */
    .section {
        padding: 50px 0;
    }

    .section-header {
        margin-bottom: 36px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .section-desc {
        font-size: 0.92rem;
    }

    .section-footer {
        margin-top: 32px;
    }

    /* ----- About Cards Mobile ----- */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .about-card {
        padding: 28px 24px;
    }

    /* ----- Gallery Grid Mobile ----- */
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 12px;
    }

    .gallery-card-body {
        padding: 14px;
    }

    .gallery-card-body h3 {
        font-size: 0.92rem;
    }

    .gallery-card-body p {
        font-size: 0.82rem;
        margin-bottom: 8px;
    }

    .gallery-preview-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    /* ----- Image Viewer Mobile ----- */
    .image-viewer {
        flex-direction: column;
        max-height: 90vh;
        max-height: 90dvh;
    }

    .image-viewer-img {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        min-height: 200px;
        max-height: 40vh;
        max-height: 40dvh;
    }

    .image-viewer-img img {
        max-height: 40vh;
        max-height: 40dvh;
    }

    .image-viewer-info {
        width: 100%;
        min-width: unset;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        max-height: 50vh;
        max-height: 50dvh;
    }

    .image-viewer-header {
        padding: 16px;
    }

    .image-viewer-header h3 {
        font-size: 1rem;
    }

    .image-viewer-comments {
        padding: 14px 16px;
    }

    .image-viewer-comment-form {
        padding: 12px 16px;
    }

    .modal-large {
        max-width: 100%;
        margin: 8px;
        border-radius: var(--radius-lg);
    }

    /* ----- Blog Preview Mobile ----- */
    .blog-preview-list {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .blog-preview-card {
        padding: 22px;
    }

    /* ----- Blog Post List Mobile ----- */
    .post-list {
        gap: 14px;
    }

    .post-card {
        padding: 20px;
    }

    .post-card h3 {
        font-size: 1.05rem;
    }

    .post-card .post-summary {
        font-size: 0.88rem;
        -webkit-line-clamp: 2;
        margin-bottom: 12px;
    }

    .post-card-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .post-info {
        gap: 12px;
        flex-wrap: wrap;
    }

    /* ----- Blog Editor Mobile ----- */
    .editor-container {
        margin: 0 -8px;
        border-radius: var(--radius-md);
    }

    .editor-toolbar {
        padding: 8px;
        gap: 2px;
    }

    .editor-toolbar button {
        width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }

    .editor-toolbar .separator {
        margin: 2px 4px;
    }

    .editor-content {
        min-height: 200px;
        padding: 16px;
    }

    /* ----- Post View Mobile ----- */
    .post-view {
        padding: 20px 16px;
        border-radius: var(--radius-md);
    }

    .post-view-header {
        margin-bottom: 24px;
        padding-bottom: 16px;
    }

    .post-view-header h1 {
        font-size: 1.35rem;
    }

    .post-view-meta {
        flex-wrap: wrap;
        gap: 10px;
        font-size: 0.8rem;
    }

    .post-view-content {
        font-size: 0.98rem;
        line-height: 1.8;
    }

    .post-view-actions {
        margin-top: 24px;
        padding-top: 16px;
    }

    /* ----- Toolbar Mobile ----- */
    .toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        margin-bottom: 24px;
    }

    .toolbar-left {
        overflow-x: auto;
        padding-bottom: 4px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .toolbar-left::-webkit-scrollbar {
        display: none;
    }

    .toolbar-right {
        justify-content: flex-end;
    }

    .filter-btn {
        padding: 8px 14px;
        font-size: 0.82rem;
        white-space: nowrap;
        flex-shrink: 0;
    }

    /* ----- Modal Mobile ----- */
    .modal-overlay {
        padding: 12px;
        align-items: flex-end;
    }

    .modal {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        max-height: 92vh;
        max-height: 92dvh;
    }

    .modal-header {
        padding: 18px 20px;
    }

    .modal-header h3 {
        font-size: 1.05rem;
    }

    .modal-body {
        padding: 18px 20px;
    }

    .modal-footer {
        padding: 14px 20px 20px;
    }

    /* ----- Buttons Mobile (touch targets min 44px) ----- */
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
        min-height: 44px;
    }

    .btn-sm {
        padding: 10px 16px;
        font-size: 0.85rem;
        min-height: 40px;
    }

    .btn-icon {
        width: 40px;
        height: 40px;
    }

    /* ----- Forms Mobile ----- */
    .form-input {
        padding: 12px 14px;
        font-size: 16px; /* Prevents iOS zoom */
    }

    .form-group {
        margin-bottom: 16px;
    }

    /* ----- Footer Mobile ----- */
    .footer {
        padding: 36px 0 20px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .footer-links {
        justify-content: center;
    }

    /* ----- Toast Mobile ----- */
    .toast-container {
        top: auto;
        bottom: 20px;
        right: 12px;
        left: 12px;
    }

    .toast {
        min-width: auto;
        width: 100%;
        font-size: 0.85rem;
        padding: 12px 16px;
    }

    /* ----- Pagination Mobile ----- */
    .pagination {
        gap: 6px;
        margin-top: 28px;
    }

    .pagination button {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }

    /* ----- Comment Mobile ----- */
    .comment-form-row {
        flex-direction: column;
    }

    /* ----- Loading ----- */
    .loading-spinner {
        padding: 30px;
    }

    .empty-state {
        padding: 40px 16px;
    }

    .empty-state i {
        font-size: 2.5rem;
    }
}

/* ===================================
   Responsive - Small Phone (max-width: 400px)
   =================================== */
@media (max-width: 400px) {
    .container {
        padding: 0 12px;
    }

    .hero-title .name {
        font-size: 1.35rem;
    }

    .hero-title .greeting {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .page-header h1 {
        font-size: 1.4rem;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .gallery-preview-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .about-card {
        padding: 24px 18px;
    }

    .post-card {
        padding: 16px;
    }

    .post-card h3 {
        font-size: 1rem;
    }

    .post-view {
        padding: 16px 14px;
    }

    .post-view-header h1 {
        font-size: 1.2rem;
    }

    .editor-toolbar button {
        width: 30px;
        height: 30px;
        font-size: 0.75rem;
    }

    .modal-overlay {
        padding: 8px;
    }

    .modal-header {
        padding: 16px;
    }

    .modal-body {
        padding: 16px;
    }

    .modal-footer {
        padding: 12px 16px 16px;
    }

    /* Upload drop zone */
    #dropZone {
        padding: 24px 16px !important;
    }
}

/* ===================================
   Touch & Interaction Enhancements
   =================================== */
@media (hover: none) and (pointer: coarse) {
    /* Remove hover effects on touch devices */
    .gallery-card:hover {
        transform: none;
    }

    .post-card:hover {
        transform: none;
    }

    .about-card:hover {
        transform: none;
    }

    .blog-preview-card:hover {
        transform: none;
    }

    .gallery-preview-item:hover {
        transform: none;
    }

    .gallery-preview-item:hover img {
        transform: none;
    }

    .gallery-card:hover .gallery-card-img img {
        transform: none;
    }

    /* Always show overlays on touch */
    .gallery-card-img .img-overlay {
        opacity: 0;
    }

    .gallery-preview-overlay {
        opacity: 1;
        background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
    }

    /* Larger touch targets */
    .btn-icon {
        min-width: 44px;
        min-height: 44px;
    }

    /* Active state for touch feedback */
    .btn:active {
        transform: scale(0.97);
        opacity: 0.9;
    }

    .post-card:active {
        background: var(--bg-card-hover);
    }

    .gallery-card:active {
        border-color: var(--primary);
    }

    .filter-btn:active {
        background: var(--primary-bg);
    }
}

/* ===================================
   Safe Area (Notch) Support
   =================================== */
@supports (padding: env(safe-area-inset-bottom)) {
    .footer-bottom {
        padding-bottom: env(safe-area-inset-bottom);
    }

    .modal {
        padding-bottom: env(safe-area-inset-bottom);
    }

    .image-viewer-comment-form {
        padding-bottom: calc(12px + env(safe-area-inset-bottom));
    }
}

/* ===================================
   Landscape Mobile
   =================================== */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding-top: calc(var(--gnb-height) + 20px);
        padding-bottom: 40px;
    }

    .avatar-ring {
        width: 70px;
        height: 70px;
    }

    .avatar-ring i {
        font-size: 1.8rem;
    }

    .hero-avatar {
        margin-bottom: 16px;
    }

    .hero-title .name {
        font-size: 1.4rem;
    }

    .hero-subtitle {
        margin-bottom: 20px;
    }

    .hero-scroll {
        display: none;
    }

    .image-viewer-img {
        max-height: 60vh;
        max-height: 60dvh;
    }

    .image-viewer-info {
        max-height: 70vh;
        max-height: 70dvh;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .gnb, .hero-particles, .hero-scroll, .toolbar, .modal-overlay, .toast-container, .footer {
        display: none !important;
    }

    body {
        background: white;
        color: #333;
    }

    .post-view {
        border: none;
        box-shadow: none;
        padding: 0;
    }
}