@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700&family=Gowun+Batang:wght@400;700&display=swap');

:root {
    --n-bg-deep: #0a0a0c;
    --n-bg-card: #141419;
    --n-bg-glass: rgba(20, 20, 25, 0.7);
    --n-txt-main: #ffffff;
    --n-txt-mute: #a0a0b0;
    --n-grad-p: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --n-grad-glow: 0 10px 30px rgba(118, 75, 162, 0.3);
    --n-border: 1px solid rgba(255, 255, 255, 0.08);
    --n-radius: 24px;
    --n-radius-sm: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
}

body {
    background-color: var(--n-bg-deep);
    color: var(--n-txt-main);
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

/* Layout Utilities */
.nebula-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.nebula-nav-bar {
    position: sticky;
    top: 0;
    background: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 1000;
    border-bottom: var(--n-border);
    padding: 15px 0;
}

.nebula-nav-in {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nebula-logo {
    font-family: 'Gowun Batang', serif;
    font-size: 1.6rem;
    font-weight: 700;
    background: var(--n-grad-p);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nebula-links {
    display: flex;
    gap: 30px;
}

.nebula-lnk {
    font-size: 0.9rem;
    color: var(--n-txt-mute);
    font-weight: 500;
}

.nebula-lnk:hover {
    color: #fff;
    text-shadow: 0 0 10px rgba(255,255,255,0.5);
}

/* Hero Section */
.nebula-hero {
    position: relative;
    height: 600px;
    margin: 20px;
    border-radius: var(--n-radius);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('https://picsum.photos/id/1036/1600/900') center/cover no-repeat;
}

.nebula-ovl {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, #0a0a0c 10%, rgba(10,10,12,0.4) 100%);
}

.nebula-hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding: 20px;
}

.nebula-h1 {
    font-family: 'Gowun Batang', serif;
    font-size: 3rem;
    margin-bottom: 15px;
    line-height: 1.2;
}

.nebula-lead {
    color: rgba(255,255,255,0.8);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.nebula-cta {
    background: var(--n-grad-p);
    color: #fff;
    padding: 14px 35px;
    border-radius: 50px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    box-shadow: var(--n-grad-glow);
    transition: transform 0.2s;
}

.nebula-cta:hover {
    transform: scale(1.05);
}

/* Sections */
.nebula-sect {
    padding: 60px 0;
}

.nebula-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

/* Cards */
.nebula-card {
    background: var(--n-bg-card);
    border: var(--n-border);
    border-radius: var(--n-radius);
    padding: 25px;
    transition: 0.3s;
    position: relative;
    overflow: hidden;
}

.nebula-card:hover {
    border-color: rgba(118, 75, 162, 0.5);
    transform: translateY(-5px);
}

.nebula-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--n-radius-sm);
    margin-bottom: 20px;
    opacity: 0.8;
    transition: 0.3s;
}

.nebula-card:hover .nebula-card-img {
    opacity: 1;
}

.nebula-h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #fff;
}

.nebula-p {
    color: var(--n-txt-mute);
    font-size: 0.9rem;
}

/* Large Form Section */
.nebula-form-zone {
    margin-top: 40px;
    background: linear-gradient(180deg, var(--n-bg-deep) 0%, #111116 100%);
    padding: 60px 0;
    border-top: var(--n-border);
}

.nebula-form-box {
    background: var(--n-bg-card);
    border-radius: var(--n-radius);
    padding: 40px;
    border: 1px solid rgba(255,255,255,0.05);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.nebula-inp-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.nebula-inp {
    width: 100%;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 16px 20px;
    border-radius: var(--n-radius-sm);
    color: #fff;
    font-family: inherit;
    transition: 0.3s;
}

.nebula-inp:focus {
    border-color: #764ba2;
    background: rgba(255,255,255,0.05);
}

.nebula-inp::placeholder {
    color: rgba(255,255,255,0.3);
}

/* Footer */
.nebula-foot {
    border-top: var(--n-border);
    padding: 50px 0 30px;
    margin-top: 40px;
    color: var(--n-txt-mute);
    font-size: 0.85rem;
}

.nebula-foot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.nebula-foot-tit {
    color: #fff;
    margin-bottom: 15px;
    font-weight: 700;
}

.nebula-copy {
    text-align: center;
    opacity: 0.4;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

@media (max-width: 768px) {
    .nebula-h1 { font-size: 2.2rem; }
    .nebula-inp-row { grid-template-columns: 1fr; }
    .nebula-nav-in { flex-direction: column; gap: 15px; }
    .nebula-hero { margin: 0; border-radius: 0; height: 500px; }
}