/* ==========================================================================
   THRU.AI.KR — Project card component (공개 페이지 · 관리자 미리보기 공용)
   필요 변수: --card-bg --border --border-strong --text --text-2 --surface-2 --text-3
   ========================================================================== */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.pcard {
    --radius: 22px;
    --ease: cubic-bezier(.2, .8, .2, 1);
    --c1: #7c3aed; --c2: #db2777;
    --mx: 50%; --my: 0%;
    --rx: 0deg; --ry: 0deg;
    position: relative;
    display: flex; flex-direction: column;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    isolation: isolate;
    transform: perspective(1000px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(0);
    transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s;
}
.pcard::before {
    content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
    background: radial-gradient(420px circle at var(--mx) var(--my), color-mix(in srgb, var(--c1) 20%, transparent), transparent 45%);
    opacity: 0; transition: opacity .35s;
}
.pcard:hover {
    transform: perspective(1000px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(-6px);
    border-color: color-mix(in srgb, var(--c1) 55%, var(--border));
    box-shadow: 0 30px 60px -28px color-mix(in srgb, var(--c1) 70%, transparent);
}
.pcard:hover::before { opacity: 1; }
.pcard.is-hiding { opacity: 0; transform: scale(.96); }

.pcard-visual {
    position: relative; height: 176px; flex-shrink: 0;
    background: linear-gradient(135deg, var(--c1), var(--c2));
    overflow: hidden;
}
.pcard-visual::after {
    content: ""; position: absolute; width: 70%; aspect-ratio: 1; right: -18%; top: -45%;
    border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .38), transparent 65%);
    transition: transform .6s var(--ease);
}
.pcard:hover .pcard-visual::after { transform: translate(-12%, 10%) scale(1.1); }
.pcard-pattern {
    position: absolute; inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, .28) 1px, transparent 1.3px);
    background-size: 16px 16px;
    -webkit-mask-image: linear-gradient(160deg, #000 10%, transparent 75%);
    mask-image: linear-gradient(160deg, #000 10%, transparent 75%);
}
.pcard-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.pcard.has-image .pcard-visual::before {
    content: ""; position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(180deg, rgba(0, 0, 0, .35), transparent 40%, transparent 60%, rgba(0, 0, 0, .35));
}
.pcard.has-image:hover .pcard-img { transform: scale(1.05); }

.pcard-icon {
    position: absolute; left: 50%; top: 54%; z-index: 1;
    width: 84px; height: 84px; margin: -42px 0 0 -42px;
    display: grid; place-items: center; border-radius: 26px;
    font-size: 44px; line-height: 1;
    background: rgba(255, 255, 255, .18);
    border: 1px solid rgba(255, 255, 255, .38);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 18px 36px -14px rgba(0, 0, 0, .45), inset 0 1px 0 rgba(255, 255, 255, .45);
    transition: transform .5s var(--ease);
}
.pcard:hover .pcard-icon { transform: translateY(-4px) scale(1.07) rotate(-4deg); }
.pcard.has-image .pcard-icon { left: 18px; top: auto; bottom: 14px; width: 52px; height: 52px; margin: 0; font-size: 28px; border-radius: 16px; }

.pcard-status, .pcard-category {
    position: absolute; top: 14px; z-index: 1;
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 11px; border-radius: 999px;
    font-size: 12px; font-weight: 700; color: #fff; line-height: 1.3;
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.pcard-status { left: 14px; background: rgba(8, 12, 24, .35); border: 1px solid rgba(255, 255, 255, .18); }
.pcard-category { right: 14px; background: rgba(255, 255, 255, .2); border: 1px solid rgba(255, 255, 255, .28); }
.pcard-status i { width: 7px; height: 7px; border-radius: 50%; background: #cbd5e1; }
.pcard-status.is-live i { background: #4ade80; box-shadow: 0 0 0 3px rgba(74, 222, 128, .3); animation: live-dot 2s ease-in-out infinite; }
.pcard-status.is-beta i { background: #fbbf24; }
.pcard-status.is-coming i { background: #e2e8f0; }
@keyframes live-dot { 50% { box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); } }

.pcard-body { position: relative; z-index: 3; display: flex; flex-direction: column; flex: 1; gap: 6px; padding: 20px 22px 22px; }
.pcard-title { font-size: 1.28rem; font-weight: 750; letter-spacing: -.025em; line-height: 1.35; }
.pcard-subtitle { font-size: .95rem; font-weight: 600; color: color-mix(in srgb, var(--c1) 45%, var(--text)); }
.pcard-summary {
    margin-top: 4px; font-size: .94rem; color: var(--text-2);
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
    min-height: calc(1.65em * 3);
}
.pcard-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.pcard-tags li {
    padding: 3px 10px; border-radius: 999px;
    background: var(--surface-2); color: var(--text-2);
    font-size: 12px; font-weight: 500;
}
.pcard-health {
    display: flex; align-items: center; gap: 7px; margin-top: 14px; padding-top: 12px;
    border-top: 1px dashed var(--border); font-size: 12.5px; color: var(--text-3); line-height: 1.4;
}
.pcard-health i { flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; background: #94a3b8; }
.pcard-health b { font-weight: 700; white-space: nowrap; }
.pcard-health span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard-health.is-up i { background: #22c55e; box-shadow: 0 0 0 3px rgba(34, 197, 94, .2); }
.pcard-health.is-up b { color: var(--ok, #4ade80); }
.pcard-health.is-degraded i { background: #f59e0b; box-shadow: 0 0 0 3px rgba(245, 158, 11, .22); }
.pcard-health.is-degraded b { color: var(--warn, #fbbf24); }
.pcard-health.is-down i { background: #ef4444; box-shadow: 0 0 0 3px rgba(239, 68, 68, .25); animation: health-blink 1.4s ease-in-out infinite; }
.pcard-health.is-down b { color: var(--bad, #f87171); }
.pcard-status.health-degraded i { background: #fbbf24; box-shadow: 0 0 0 3px rgba(251, 191, 36, .3); animation: none; }
.pcard-status.health-down i { background: #f87171; box-shadow: 0 0 0 3px rgba(248, 113, 113, .35); animation: health-blink 1.4s ease-in-out infinite; }
@keyframes health-blink { 50% { opacity: .35; } }

.health-bars { display: flex; align-items: flex-end; gap: 3px; height: 28px; }
.health-bars i { flex: 1; min-width: 4px; max-width: 10px; height: 100%; border-radius: 3px; background: var(--surface-2); }
.health-bars i.is-up { background: #22c55e; }
.health-bars i.is-degraded { background: #f59e0b; height: 72%; }
.health-bars i.is-down { background: #ef4444; }
.health-bars i.is-empty { height: 36%; }

.pcard-actions { display: flex; gap: 8px; margin-top: auto; padding-top: 16px; }

.pbtn {
    flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    height: 44px; padding: 0 14px; border-radius: 12px;
    font-size: 14px; font-weight: 650; white-space: nowrap;
    border: 1px solid transparent;
    transition: filter .2s, transform .2s var(--ease), box-shadow .2s, border-color .2s, background-color .2s;
}
.pbtn-primary {
    color: #fff; background: linear-gradient(135deg, var(--c1), var(--c2));
    box-shadow: 0 8px 20px -10px var(--c1), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.pbtn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.pbtn-primary .icon { transition: transform .2s var(--ease); }
.pbtn-primary:hover .icon { transform: translate(2px, -2px); }
.pbtn-ghost { background: var(--surface-2); border-color: var(--border); color: var(--text); }
.pbtn-ghost:hover { border-color: var(--border-strong); }
.pbtn-disabled { background: transparent; border: 1px dashed var(--border-strong); color: var(--text-3); cursor: default; }

@media (min-width: 760px) {
    .pcard.is-featured { grid-column: span 2; flex-direction: row; }
    .pcard.is-featured .pcard-visual { width: 46%; height: auto; min-height: 300px; }
    .pcard.is-featured .pcard-icon { width: 116px; height: 116px; margin: -58px 0 0 -58px; font-size: 62px; border-radius: 34px; }
    .pcard.is-featured.has-image .pcard-icon { width: 60px; height: 60px; margin: 0; font-size: 32px; border-radius: 18px; }
    .pcard.is-featured .pcard-body { padding: 30px 30px 28px; justify-content: center; }
    .pcard.is-featured .pcard-title { font-size: 1.7rem; }
    .pcard.is-featured .pcard-subtitle { font-size: 1.05rem; }
    .pcard.is-featured .pcard-summary { -webkit-line-clamp: 4; font-size: 1rem; }
    .pcard.is-featured .pcard-actions { max-width: 380px; margin-top: 12px; }
}