/* ============================================================
   Updates (새 소식) — 블루/퍼플 톤
   ============================================================ */

.page-updates {
    background:
        radial-gradient(ellipse 1100px 700px at 12% 0%, rgba(0, 130, 255, 0.13) 0%, transparent 60%),
        radial-gradient(ellipse 900px 600px at 88% 18%, rgba(160, 107, 255, 0.12) 0%, transparent 60%),
        #06070d;
    color: #fff;
    font-family: 'Inter', 'Noto Sans KR', system-ui, sans-serif;
}

/* HERO */
.up-hero {
    position: relative;
    margin-top: var(--fixed-header-h, 96px);
    padding: 72px 0 60px;
    overflow: hidden; isolation: isolate;
    border-bottom: 1px solid rgba(160, 107, 255, 0.16);
}
.up-hero-bg {
    position: absolute; inset: 0; z-index: -2;
    background:
        radial-gradient(ellipse 70% 100% at 0% 0%, rgba(0, 198, 255, 0.18) 0%, transparent 55%),
        radial-gradient(ellipse 80% 100% at 100% 100%, rgba(201, 92, 255, 0.16) 0%, transparent 60%),
        linear-gradient(135deg, #050714 0%, #0a0b18 50%, #0d0a1a 100%);
}
.up-hero-bg::after {
    content: ""; position: absolute; inset: 0;
    background-image: repeating-linear-gradient(135deg, rgba(91, 139, 255, 0.04) 0 2px, transparent 2px 14px);
    opacity: 0.55;
}
.up-hero-orbs { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.up-hero-orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.3; animation: up-orb-drift 18s ease-in-out infinite alternate; }
.up-hero-orb--cyan { width: 360px; height: 360px; top: -110px; left: -70px; background: radial-gradient(circle, #00d4ff 0%, transparent 70%); }
.up-hero-orb--violet { width: 440px; height: 440px; bottom: -150px; right: -90px; background: radial-gradient(circle, #c95cff 0%, transparent 70%); animation-delay: -9s; }
@keyframes up-orb-drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(36px, 28px) scale(1.06); } }

.up-hero-content { max-width: 900px; }
.up-hero-eyebrow {
    display: inline-flex; align-items: center; gap: 7px;
    font-size: 0.8rem; font-weight: 800; letter-spacing: 0.08em;
    color: #c5b8ff;
    margin-bottom: 16px;
    padding: 6px 16px;
    border: 1px solid rgba(139, 92, 255, 0.45);
    background: rgba(91, 139, 255, 0.12);
    border-radius: 999px; text-transform: uppercase;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 14px rgba(123, 92, 255, 0.18);
}
.up-hero-eyebrow i { color: #5fd9ff; filter: drop-shadow(0 0 6px rgba(95, 217, 255, 0.6)); }
.up-hero-title {
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 800; line-height: 1.04;
    letter-spacing: -0.02em; margin: 0 0 14px; color: #fff;
}
.up-hero-title-grad {
    background: linear-gradient(135deg, #5fd9ff 0%, #8b5cff 60%, #c95cff 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 6px 30px rgba(160, 107, 255, 0.4));
}
.up-hero-sub { max-width: 620px; font-size: 1rem; line-height: 1.7; color: rgba(255, 255, 255, 0.7); margin: 0; }

/* MAIN */
.up-main { padding: 50px 0 80px; }

/* ===== Timeline ===== */
.up-timeline {
    position: relative;
    max-width: 880px;
    margin: 0 auto;
    padding-left: 12px;
}
.up-timeline::before {
    content: "";
    position: absolute;
    left: 138px; top: 4px; bottom: 4px;
    width: 2px;
    background: linear-gradient(180deg, rgba(31, 155, 255, 0.4), rgba(160, 107, 255, 0.4) 50%, rgba(201, 92, 255, 0.3));
    border-radius: 2px;
}
@media (max-width: 768px) {
    .up-timeline { padding-left: 0; }
    .up-timeline::before { left: 16px; }
}

.up-row {
    position: relative;
    display: grid;
    grid-template-columns: 130px 24px 1fr;
    column-gap: 18px;
    align-items: flex-start;
    padding: 8px 0 22px;
}
@media (max-width: 768px) {
    .up-row {
        grid-template-columns: 14px 1fr;
        column-gap: 22px;
        padding-left: 6px;
    }
    .up-row-date { display: none; }
}

.up-row-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.84rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.55);
    font-variant-numeric: tabular-nums;
    padding-top: 14px;
    justify-content: flex-end;
    white-space: nowrap;
}
.up-row-date i {
    font-size: 0.86rem;
    color: rgba(139, 92, 255, 0.7);
}

.up-row-dot {
    position: relative;
    margin-top: 18px;
    justify-self: center;
    width: 14px; height: 14px;
    border-radius: 50%;
    background: radial-gradient(circle, #c5a8ff 0%, #8b5cff 60%, #5b3df0 100%);
    box-shadow:
        0 0 0 3px rgba(8, 9, 16, 1),
        0 0 0 4px rgba(139, 92, 255, 0.4),
        0 0 18px rgba(139, 92, 255, 0.6);
    z-index: 1;
}

.up-row-content {
    padding: 16px 20px;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.025) 0%, rgba(255, 255, 255, 0.008) 100%);
    border: 1px solid rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(12px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 10px 26px rgba(0, 0, 0, 0.22);
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.up-row:hover .up-row-content {
    transform: translateX(3px);
    border-color: rgba(139, 92, 255, 0.32);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 14px 30px rgba(0, 0, 0, 0.3), 0 0 22px rgba(123, 92, 255, 0.22);
}
.up-row-title {
    font-size: 1.08rem;
    font-weight: 800;
    color: #fff;
    margin: 0 0 6px;
    letter-spacing: -0.01em;
}
.up-row-summary {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin: 0;
    word-break: keep-all;
}

/* 모바일에서는 날짜를 컨텐츠 위에 작게 노출 */
@media (max-width: 768px) {
    .up-row-content::before {
        content: attr(data-date);
    }
}

/* 빈 상태 */
.up-empty {
    text-align: center;
    padding: 80px 16px;
    color: rgba(255, 255, 255, 0.4);
}
.up-empty i {
    display: block;
    font-size: 2.4rem;
    margin-bottom: 12px;
    color: rgba(160, 107, 255, 0.4);
}

@media (max-width: 768px) {
    .up-hero { padding: 56px 0 44px; }
}