/* ==========================================================================
   08 · ROADMAP — the road to the big dream
   ========================================================================== */

.roadmap { padding: clamp(100px, 16vh, 180px) 0 clamp(60px, 10vh, 120px); overflow-x: clip; }
.roadmap__contours { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; pointer-events: none; -webkit-mask-image: linear-gradient(180deg, transparent, #000 15%, #000 85%, transparent); mask-image: linear-gradient(180deg, transparent, #000 15%, #000 85%, transparent); }
.roadmap__contours path { fill: none; stroke: rgba(227, 24, 45, .09); stroke-width: 1; }

.roadmap__head { text-align: center; display: flex; flex-direction: column; align-items: center; }
.roadmap__title { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-top: 22px; }
.roadmap__title > span:first-child { font-family: var(--f-display); font-size: var(--fs-h2); letter-spacing: -.055em; line-height: .9; max-width: 12ch; }
.roadmap__title-kr { font-family: var(--f-kr); font-weight: 400; font-size: clamp(1.5rem, 2.6vw, 2.4rem); color: var(--red-hot); }
.roadmap__lead { margin-top: 18px; color: var(--muted); font-size: var(--fs-lead); }

.road {
    position: relative;
    width: min(1100px, calc(100% - var(--gutter) * 2));
    aspect-ratio: 1000 / 2000;
    margin: clamp(110px, 16vh, 170px) auto 0;
}
.road__canvas, .phases { position: absolute; inset: 0; }
.road__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.road__svg--mobile { display: none; }
.road__base { fill: none; stroke: #1b1315; stroke-width: 38; stroke-linecap: round; }
.road__glow { fill: none; stroke: rgba(227, 24, 45, .35); stroke-width: 16; stroke-linecap: round; filter: blur(8px); }
.road__line { fill: none; stroke: var(--red-hot); stroke-width: 4; stroke-linecap: round; }
.road__cp { transition: opacity .5s; opacity: .45; }
.road__cp-halo { fill: rgba(227, 24, 45, .12); transform-box: fill-box; transform-origin: center; }
.road__cp-ring { fill: #120b0c; stroke: rgba(244, 234, 216, .35); stroke-width: 2; }
.road__cp-core { fill: rgba(244, 234, 216, .5); }
.road__cp.is-active { opacity: 1; }
.road__cp.is-active .road__cp-ring { stroke: var(--red-hot); filter: drop-shadow(0 0 8px var(--red)); }
.road__cp.is-active .road__cp-core { fill: var(--cream); }
.road__cp.is-active .road__cp-halo { animation: halo 2s var(--ease-out) infinite; }
@keyframes halo { from { transform: scale(.6); opacity: 1; } to { transform: scale(1.6); opacity: 0; } }

.road__runner { position: absolute; left: 0; top: 0; z-index: 3; width: 8.5%; pointer-events: none; }
.road__runner-flip { transform-origin: 50% 50%; }
.road__runner img { filter: drop-shadow(0 12px 14px rgba(0, 0, 0, .7)); }

.road__sun { position: absolute; left: 50%; top: 98%; width: 46%; aspect-ratio: 1; transform: translate(-50%, -50%); pointer-events: none; }
.road__sun span { position: absolute; left: 50%; top: 50%; width: 2px; height: 2px; }
html:not(.has-webgl) .road__sun::before { content: ""; position: absolute; inset: 20%; border-radius: 50%; background: radial-gradient(circle at 40% 35%, #ff7a86, var(--red) 45%, #7a0a14 80%); box-shadow: 0 0 120px rgba(227, 24, 45, .7); }

/* milestone cards */
.phase {
    position: absolute;
    top: var(--y);
    width: 38%;
    padding: clamp(18px, 2vw, 28px);
    border-radius: var(--radius);
    background: linear-gradient(160deg, rgba(34, 28, 29, .82), rgba(14, 11, 12, .88));
    border: 1px solid var(--line-2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9);
    transform: translateY(-50%);
    transition: border-color .5s, box-shadow .5s;
    z-index: 2;
}
.phase--right { left: 36%; }
.phase--left { right: 36%; }
.phase.is-active { border-color: rgba(255, 58, 76, .55); box-shadow: 0 40px 80px -40px rgba(227, 24, 45, .6), 0 0 0 1px rgba(227, 24, 45, .2); }
.phase__dot { display: none; }
.phase__head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.phase__num { font-size: .7rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; color: var(--red-hot); }
.phase__status { padding: 4px 10px; border-radius: 999px; font-size: .62rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; background: rgba(244, 234, 216, .06); color: var(--muted); }
.phase--done .phase__status { background: rgba(79, 174, 69, .15); color: #8fdc84; }
.phase--now .phase__status { background: var(--red); color: var(--cream); box-shadow: var(--glow-sm); }
.phase__title { margin-top: 14px; font-family: var(--f-display); font-size: clamp(1.6rem, 2.6vw, 2.5rem); letter-spacing: -.045em; }
.phase__title [lang="ko"] { font-family: var(--f-kr); font-weight: 400; color: var(--red-hot); margin-right: 4px; }
.phase__sub { margin-top: 6px; color: var(--muted); font-weight: 600; }
.phase__items { display: grid; gap: 9px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); }
.phase__items li { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; font-size: .92rem; line-height: 1.4; }
.phase__items .icon { margin-top: 2px; color: var(--sprout); }
.phase--done .phase__items .icon { color: #8fdc84; }

/* ---------- responsive ---------- */
@media (max-width: 1023px) {
    .phase { width: 44%; }
    .phase--right { left: 30%; }
    .phase--left { right: 30%; }
}
@media (max-width: 767px) {
    .road { aspect-ratio: auto; width: calc(100% - var(--gutter) * 2); padding-bottom: 38vw; }
    .road__canvas { inset: 0 auto 0 0; width: 56px; }
    .road__svg--desktop { display: none; }
    .road__svg--mobile { display: block; }
    .road__svg--mobile .road__base { stroke-width: 18; }
    .road__svg--mobile .road__line { stroke-width: 3; }
    .road__runner { width: 50px; }
    .road__sun { left: calc(50vw - var(--gutter)); top: auto; bottom: 0; width: 70vw; transform: translate(-50%, 30%); }
    .phases { position: relative; inset: auto; display: flex; flex-direction: column; gap: 48px; padding: 40px 0 0 72px; }
    .phase, .phase--left, .phase--right { position: relative; top: auto; left: auto; right: auto; width: auto; transform: none; }
    .phase__dot { display: block; position: absolute; left: -58px; top: 30px; width: 16px; height: 16px; border-radius: 50%; background: #120b0c; border: 2px solid rgba(244, 234, 216, .35); transition: .4s; }
    .phase.is-active .phase__dot { border-color: var(--red-hot); background: var(--cream); box-shadow: var(--glow-sm); }
}