/* ===== 기본 레이아웃 ===== */

:root {
    --bg-main: #020617;
    --bg-elevated: rgba(15, 23, 42, 0.85);
    --border-soft: rgba(148, 163, 184, 0.25);
    --accent: #38bdf8;
    --accent-soft: rgba(56, 189, 248, 0.25);
    --text-main: #e5e7eb;
    --text-sub: #9ca3af;
    --radius-xl: 18px;
    --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.65);
    --transition-fast: 0.18s ease-out;
}

* {
    box-sizing: border-box;
}

body.body-root {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Pretendard", "Segoe UI", sans-serif;
    color: var(--text-main);
    background: var(--bg-main);
    min-height: 100vh;
    position: relative;
}

/* 배경 그라데이션 레이어 */
.bg-gradient {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 0% 0%, rgba(56, 189, 248, 0.18), transparent 55%),
        radial-gradient(circle at 100% 100%, rgba(129, 140, 248, 0.18), transparent 55%),
        radial-gradient(circle at 100% 0%, rgba(236, 72, 153, 0.16), transparent 55%);
    opacity: 0.9;
    z-index: -2;
}

/* 컨테이너 공통 */

.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== 헤더 ===== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0.92), transparent);
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 13px;
}

.logo-mark {
    width: 20px;
    height: 20px;
    border-radius: 999px;
    margin-right: 8px;
    background: radial-gradient(circle at 30% 0%, #e0f2fe, #38bdf8);
    box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.45), 0 0 32px rgba(56, 189, 248, 0.6);
}

.logo-text {
    opacity: 0.9;
}

.main-nav a {
    color: var(--text-sub);
    text-decoration: none;
    margin-left: 18px;
    font-size: 13px;
    padding: 6px 0;
    position: relative;
    transition: color var(--transition-fast);
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, #38bdf8, #a855f7);
    border-radius: 999px;
    transition: width var(--transition-fast);
}

.main-nav a:hover {
    color: #e5e7eb;
}

.main-nav a:hover::after {
    width: 100%;
}

.main-nav .nav-cta {
    margin-left: 22px;
    padding: 8px 16px;
    border-radius: 999px;
    background: linear-gradient(135deg, #38bdf8, #6366f1);
    color: #0b1220;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.45);
    border: none;
}

.main-nav .nav-cta::after {
    display: none;
}

/* ===== 히어로 ===== */

.hero {
    padding: 72px 0 40px;
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 40px;
    align-items: center;
}

.hero-left h1 {
    font-size: 38px;
    line-height: 1.16;
    margin: 18px 0;
}

.hero-left .accent {
    background: linear-gradient(135deg, #38bdf8, #a855f7);
    -webkit-background-clip: text;
    color: transparent;
}

.hero-sub {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-sub);
    background: radial-gradient(circle at 0% 0%, rgba(56,189,248,0.25), transparent 60%);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 18px;
}

.btn-primary, .btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 14px;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn-primary {
    background: linear-gradient(135deg, #38bdf8, #6366f1);
    color: #020617;
    font-weight: 600;
    box-shadow: 0 14px 40px rgba(37, 99, 235, 0.6);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 18px 45px rgba(37, 99, 235, 0.8);
}

.btn-ghost {
    border-color: rgba(148, 163, 184, 0.7);
    color: var(--text-main);
    background: rgba(15, 23, 42, 0.7);
}

.btn-ghost:hover {
    border-color: rgba(248, 250, 252, 0.7);
    background: rgba(15, 23, 42, 0.95);
}

.btn-lg {
    padding: 12px 26px;
    font-size: 15px;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-sub);
}

.hero-meta span {
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.4);
}

/* 오른쪽 글라스 카드 영역 */

.hero-right {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.glass-card {
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.82));
    border: 1px solid var(--border-soft);
    box-shadow: var(--shadow-soft);
    padding: 14px 16px 12px;
    backdrop-filter: blur(22px);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: "";
    position: absolute;
    inset: -40%;
    background: radial-gradient(circle at 0% 0%, rgba(56, 189, 248, 0.18), transparent 55%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: -1;
}

.glass-card.primary::before {
    opacity: 0.65;
}

.glass-card.secondary::before {
    background: radial-gradient(circle at 100% 0%, rgba(129, 140, 248, 0.25), transparent 55%);
}

.glass-card.tertiary::before {
    background: radial-gradient(circle at 0% 100%, rgba(236, 72, 153, 0.25), transparent 55%);
}

.glass-card:hover {
    transform: translateY(-2px);
    border-color: rgba(248, 250, 252, 0.3);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
}

.card-list {
    margin: 6px 0 0;
    padding-left: 18px;
    font-size: 13px;
    color: var(--text-sub);
}

.card-list li + li {
    margin-top: 3px;
}

/* 플랫폼 Pill */

.pill {
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pill-discord {
    border-color: rgba(59,130,246,0.6);
    color: #bfdbfe;
}

.pill-kakao {
    border-color: rgba(250,204,21,0.7);
    color: #facc15;
}

.pill-instagram {
    border-color: rgba(244,114,182,0.7);
    color: #f9a8d4;
}

/* ===== 공통 섹션 ===== */

.section {
    padding: 40px 0;
}

.section-grid {
    padding-top: 28px;
    padding-bottom: 36px;
}

.section-head {
    text-align: left;
    margin-bottom: 18px;
}

.section-head h2 {
    font-size: 22px;
    margin-bottom: 6px;
}

.section-head p {
    margin: 0;
    font-size: 14px;
    color: var(--text-sub);
}

/* 기능 그리드 */

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.feature-card {
    background: rgba(15, 23, 42, 0.9);
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    padding: 14px;
    font-size: 13px;
    color: var(--text-sub);
    position: relative;
    overflow: hidden;
}

.feature-card h3 {
    font-size: 13px;
    margin: 0 0 8px;
    color: var(--text-main);
}

.feature-card::after {
    content: "";
    position: absolute;
    inset-inline: 0;
    bottom: 0;
    height: 2px;
    background: linear-gradient(to right, #38bdf8, #a855f7);
    opacity: 0;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    transform: scaleX(0.7);
}

.feature-card:hover::after {
    opacity: 1;
    transform: scaleX(1);
}

/* CTA 섹션 */

.section-cta {
    padding: 40px 0 48px;
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 22px 20px;
    border-radius: 20px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: radial-gradient(circle at 0% 0%, rgba(56,189,248,0.16), rgba(15,23,42,0.96));
    box-shadow: var(--shadow-soft);
}

.cta-inner h2 {
    margin: 0 0 8px;
    font-size: 20px;
}

.cta-inner p {
    margin: 0;
    font-size: 14px;
    color: var(--text-sub);
}

/* ===== 푸터 ===== */

.site-footer {
    border-top: 1px solid rgba(30, 41, 59, 1);
    padding: 18px 0 22px;
    background: rgba(2, 6, 23, 0.9);
    backdrop-filter: blur(18px);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-sub);
}

.footer-sub {
    opacity: 0.7;
}

/* ===== 반응형 ===== */

@media (max-width: 960px) {
    .hero-inner {
        grid-template-columns: minmax(0, 1fr);
    }
    .hero-right {
        order: -1;
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 10px 0 12px;
        gap: 10px;
    }

    .main-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: flex-end;
        width: 100%;
    }

    .feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cta-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-left h1 {
        font-size: 30px;
    }
}

@media (max-width: 480px) {
    .feature-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* ===== Service 페이지 ===== */

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 18px;
}

.service-card {
    background: rgba(15, 23, 42, 0.96);
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.45);
    padding: 16px 16px 14px;
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
    font-size: 13px;
    color: var(--text-sub);
}

.service-card h3 {
    margin: 8px 0 8px;
    font-size: 15px;
    color: var(--text-main);
}

.service-card ul {
    margin: 8px 0 10px;
    padding-left: 18px;
}

.service-card ul li + li {
    margin-top: 2px;
}

.service-pill {
    display: inline-block;
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.service-link {
    font-size: 12px;
    text-decoration: none;
    color: #bfdbfe;
    opacity: 0.9;
}

.service-link:hover {
    opacity: 1;
    text-decoration: underline;
}

/* ===== Review 섹션 ===== */

.section-reviews {
    padding-top: 32px;
    padding-bottom: 40px;
}

.review-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.review-card {
    background: rgba(15, 23, 42, 0.96);
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    padding: 16px 16px 14px;
    position: relative;
    overflow: hidden;
    font-size: 13px;
}

.review-card::before {
    content: "";
    position: absolute;
    inset: -40%;
    background: radial-gradient(circle at 0% 0%, rgba(56,189,248,0.18), transparent 55%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: -1;
}

.review-card:hover::before {
    opacity: 0.6;
}

.review-quote {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.review-text {
    margin: 0 0 14px;
    color: var(--text-sub);
    line-height: 1.6;
}

.review-meta {
    display: flex;
    flex-direction: column;
    font-size: 11px;
    color: var(--text-sub);
    opacity: 0.9;
}

.review-name {
    font-weight: 500;
    margin-bottom: 2px;
}

.review-tag {
    opacity: 0.8;
}

/* 반응형 - Service & Review */

@media (max-width: 960px) {
    .service-grid,
    .review-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .service-grid,
    .review-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* DISCORD PAGE ----------------------------------------------------- */

.discord-hero {
    padding: 70px 0 40px;
}

.discord-glass {
    background: rgba(15, 23, 42, 0.92);
    border: 1px solid rgba(148, 163, 184, 0.4);
    padding: 20px;
    border-radius: 18px;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dg-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-sub);
}

.dg-icon {
    font-size: 18px;
}

.discord-features .feature-card {
    height: 100%;
}

/* HOW IT WORKS */
.hiw-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.hiw-step {
    background: rgba(15,23,42,0.92);
    border: 1px solid rgba(148,163,184,0.4);
    padding: 18px;
    border-radius: 16px;
    position: relative;
}

.step-number {
    font-size: 18px;
    font-weight: 700;
    color: #38bdf8;
    margin-bottom: 6px;
}

@media(max-width: 960px) {
    .hiw-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media(max-width: 600px) {
    .hiw-grid {
        grid-template-columns: minmax(0,1fr);
    }
}

/* COMING SOON ----------------------------------------------------- */

.coming-hero {
    padding: 70px 0 40px;
}

.coming-chip {
    border-color: rgba(248, 250, 252, 0.7);
    color: #e5e7eb;
    background: radial-gradient(circle at 0% 0%, rgba(56,189,248,0.25), transparent 60%);
}

.coming-message {
    margin-top: 8px;
    margin-bottom: 18px;
    font-size: 14px;
    color: var(--text-sub);
}

.coming-card {
    background: rgba(15, 23, 42, 0.96);
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    padding: 18px 18px 16px;
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(20px);
    font-size: 13px;
    color: var(--text-sub);
}

.coming-badge {
    display: inline-block;
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(251, 191, 36, 0.8);
    color: #facc15;
    margin-bottom: 10px;
    letter-spacing: 0.08em;
}

.coming-text {
    margin: 0 0 10px;
    line-height: 1.6;
}

.coming-list {
    margin: 6px 0 0;
    padding-left: 18px;
}

.coming-list li + li {
    margin-top: 3px;
}

/* 반응형 그대로 hero-inner, hero-left/right 사용 */