/* =========================================================================
   新創輔導（startup）— 版型主題：橋樑・可能形態
   說明：本檔僅新增 stp- 前綴類別，不覆寫共享 styles.css 既有規則。
   色彩／字體／間距一律沿用共享 :root token（見 /fellow/styles.css）。
   全頁唯一黃擊：.stp-track .is-next 站點（或主要 CTA）。
   ========================================================================= */

/* -------------------------------------------------------------------------
   Hero — 雙向橋
   ------------------------------------------------------------------------- */
.stp-hero-bridge{
  display:flex;align-items:center;gap:22px;
  margin-top:clamp(40px,6vw,64px);
  padding-top:clamp(26px,4vw,38px);
  border-top:1px solid var(--line-faint);
}
.stp-hero-side{flex:0 0 auto;display:flex;flex-direction:column;gap:.35rem}
.stp-hero-side.is-end{text-align:right;align-items:flex-end}
.stp-hero-cn{font-family:var(--serif);font-size:1.28rem;font-weight:600;color:var(--ink-2)}
.stp-hero-en{font-family:var(--display);font-size:1rem;letter-spacing:.1em;color:var(--muted)}
.stp-hero-arrow{
  position:relative;flex:1 1 auto;min-width:56px;height:1px;
  background:var(--ink);margin:0 6px;
}
.stp-hero-arrow::before,.stp-hero-arrow::after{
  content:"";position:absolute;top:50%;width:0;height:0;
  transform:translateY(-50%);
}
.stp-hero-arrow::before{ /* 左端箭頭，指向左 */
  left:0;border-width:6px 8px 6px 0;border-style:solid;
  border-color:transparent var(--ink) transparent transparent;
}
.stp-hero-arrow::after{ /* 右端箭頭，指向右 */
  right:0;border-width:6px 0 6px 8px;border-style:solid;
  border-color:transparent transparent transparent var(--ink);
}

/* -------------------------------------------------------------------------
   三梯次時間軸
   ------------------------------------------------------------------------- */
.stp-track{
  position:relative;display:flex;justify-content:space-between;gap:8px;
  margin:clamp(30px,4vw,44px) 0 6px;
}
.stp-track::before{
  content:"";position:absolute;top:28px;left:0;right:0;height:1px;
  background:var(--line-strong);z-index:0;
}
.stp-station{
  position:relative;z-index:1;flex:1;min-width:0;
  display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:14px;
  padding:0 6px;
}
.stp-station-marker{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.stp-station-dot{
  width:56px;height:56px;flex:0 0 auto;border-radius:50%;
  border:1px solid var(--line-strong);background:var(--paper-card);
  display:grid;place-items:center;box-shadow:var(--shadow);
  font-family:var(--mono);font-size:1rem;letter-spacing:.06em;color:var(--ink-2);
}
.stp-station.is-next .stp-station-dot{
  background:var(--accent);border-color:var(--accent-strong);color:var(--on-accent);
  box-shadow:0 1px 0 var(--accent-strong),0 12px 24px -14px rgba(27,26,23,.4);
}
.stp-station-flag{
  font-family:var(--sans);font-size:1rem;letter-spacing:.04em;
  color:var(--brass);white-space:nowrap;
}
.stp-station-body{display:flex;flex-direction:column;gap:8px}
.stp-station h3{font-family:var(--serif);font-size:1.05rem;color:var(--ink-2)}
.stp-station p{font-size:1rem;color:var(--muted);margin:0;max-width:26ch}

/* -------------------------------------------------------------------------
   四階段跑道 Apply → Talk → Select → Run
   ------------------------------------------------------------------------- */
.stp-flow{display:flex;align-items:stretch;gap:0;margin-top:22px}
.stp-flow-step{
  flex:1;min-width:0;display:flex;flex-direction:column;gap:8px;
  padding:24px 20px;background:var(--paper-card);border:1px solid var(--line);
  border-radius:var(--r-lg);
}
.stp-flow-num{font-family:var(--latin,var(--display));font-size:1rem;letter-spacing:.08em;color:var(--muted)}
.stp-flow-step h4{font-family:var(--serif);font-size:1.05rem;color:var(--ink-2)}
.stp-flow-step p{font-size:1rem;color:var(--muted);margin:0}
.stp-flow-arrow{flex:0 0 auto;width:34px;display:flex;align-items:center;justify-content:center;color:var(--ink);opacity:.55}
.stp-flow-arrow svg{width:20px;height:20px}

/* -------------------------------------------------------------------------
   三大支援 — 三跑道並行
   ------------------------------------------------------------------------- */
.stp-lanes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.stp-lane{
  position:relative;padding:30px 24px 24px;background:var(--paper-card);
  border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);
}
.stp-lane::before{
  display:none;content:"";position:absolute;top:0;left:24px;right:24px;height:3px;
  background:var(--ink);opacity:.16;border-radius:0 0 3px 3px;
}
.stp-lane-idx{display:none}
.stp-lane h3{font-family:var(--serif);font-size:1.18rem;margin:.55rem 0 .5rem;color:var(--ink-2)}
.stp-lane p{font-size:1rem;color:var(--muted);margin:0}

/* -------------------------------------------------------------------------
   適合對象 — 兩端對望
   ------------------------------------------------------------------------- */
.stp-bridge-grid{
  display:grid;grid-template-columns:1fr auto 1fr;gap:24px;align-items:center;margin-top:8px;
}
.stp-bridge-side{
  background:var(--paper-card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(26px,3vw,34px);box-shadow:var(--shadow);
}
.stp-bridge-tag{font-family:var(--sans);font-size:1rem;letter-spacing:.04em;color:var(--muted)}
.stp-bridge-side h3{font-family:var(--serif);font-size:1.2rem;margin:.5rem 0 .6rem;color:var(--ink-2)}
.stp-bridge-side p{color:var(--muted);font-size:1rem;margin:0}
.stp-bridge-mark{display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--ink)}
.stp-bridge-mark svg{width:26px;height:26px}
.stp-bridge-mark span{font-family:var(--sans);font-size:1rem;letter-spacing:.04em;color:var(--muted)}

/* -------------------------------------------------------------------------
   為什麼是我們 — 編號清單
   ------------------------------------------------------------------------- */
.stp-why-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:8px;
  border-top:1px solid var(--line-faint);
}
.stp-why-item{
  display:flex;gap:18px;align-items:flex-start;padding:24px 10px;
  border-bottom:1px solid var(--line-faint);
}
.stp-why-item:nth-child(odd){border-right:1px solid var(--line-faint)}
.stp-why-num{
  display:none;font-family:var(--display);font-style:italic;font-size:1.6rem;line-height:1;
  color:var(--brass);flex:0 0 auto;min-width:1.6ch;
}
.stp-why-item h3{font-family:var(--serif);font-size:1.05rem;margin-bottom:.35rem;color:var(--ink-2)}
.stp-why-item p{font-size:1rem;color:var(--muted);margin:0}

/* -------------------------------------------------------------------------
   RESPONSIVE — 手機轉直式（含 375px）
   ------------------------------------------------------------------------- */
@media(max-width:760px){
  .hero h1 .nb{white-space:normal}
  .stp-hero-bridge{flex-direction:column;align-items:stretch;gap:16px}
  .stp-hero-side.is-end{text-align:left;align-items:flex-start}
  .stp-hero-arrow{flex:0 0 auto;width:64px;height:1px;min-width:0;margin:18px auto;transform:rotate(90deg)}

  .stp-track{flex-direction:column;align-items:stretch;gap:26px}
  .stp-track::before{top:0;bottom:0;left:31px;right:auto;width:1px;height:auto}
  .stp-station{flex-direction:row;align-items:flex-start;text-align:left;gap:18px;padding:0}
  .stp-station-marker{flex:0 0 auto}
  .stp-station-body{text-align:left}
  .stp-station p{max-width:none}

  .stp-flow{flex-direction:column;gap:0}
  .stp-flow-arrow{width:100%;height:34px}
  .stp-flow-arrow svg{transform:rotate(90deg)}

  .stp-lanes{grid-template-columns:1fr}

  .stp-bridge-grid{grid-template-columns:1fr}
  .stp-bridge-mark svg{transform:rotate(90deg)}

  .stp-why-grid{grid-template-columns:1fr}
  .stp-why-item:nth-child(odd){border-right:0}
}