/* ============================================================
   ProTradeJournal — Features page
   Extends styles.css (dark). Showcase rows + screen graphics.
   ============================================================ */

/* ---- features hero ---- */
.f-hero { position: relative; overflow: hidden; padding: 78px 0 36px; text-align: center; }
.f-hero .wrap { position: relative; z-index: 1; }
.f-hero h1 { font-size: clamp(34px, 4.4vw, 56px); line-height: 1.05; letter-spacing: -.035em; font-weight: 800; margin: 18px auto 0; max-width: 14ch; }
.f-hero h1 .hl { color: var(--green); }
.f-hero p { font-size: clamp(16px, 1.5vw, 19px); color: var(--ink-2); margin: 20px auto 0; max-width: 600px; line-height: 1.6; }
.f-toc { display: flex; flex-wrap: wrap; justify-content: center; gap: 9px; margin: 30px auto 0; max-width: 760px; }
.f-toc a {
  font-size: 13px; font-weight: 700; color: var(--ink-2);
  border: 1px solid var(--line-2); background: var(--bg-panel);
  padding: 8px 14px; border-radius: 999px; transition: all .18s;
}
.f-toc a:hover { color: var(--green); border-color: var(--green); }

/* ---- module section ---- */
.module { padding: 64px 0; border-top: 1px solid var(--line); }
.module:first-of-type { border-top: none; }
.module-head { display: flex; align-items: flex-end; gap: 20px; flex-wrap: wrap; max-width: 760px; }
.module-no {
  font-family: var(--mono); font-size: 13px; font-weight: 700; color: var(--green);
  border: 1px solid var(--green); border-radius: 8px; padding: 4px 9px; flex: none;
  background: var(--green-tint);
}
.module-head h2 { font-size: clamp(26px, 3vw, 38px); line-height: 1.08; letter-spacing: -.03em; font-weight: 800; margin: 0; }
.module-head p { font-size: 16.5px; color: var(--ink-2); margin: 14px 0 0; line-height: 1.6; width: 100%; max-width: 640px; }

/* ---- big showcase row (alternating) ---- */
.show-row { display: grid; grid-template-columns: 1fr 1.12fr; gap: 50px; align-items: center; margin-top: 44px; }
.show-row.flip .show-media { order: -1; }
.show-copy .pill { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--green); }
.show-copy h3 { font-size: clamp(22px, 2.3vw, 30px); letter-spacing: -.02em; font-weight: 800; margin: 14px 0 0; }
.show-copy .lead { font-size: 16.5px; color: var(--ink-2); margin: 14px 0 0; line-height: 1.65; max-width: 460px; }
.feat-list { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 13px; }
.feat-list li { display: flex; align-items: flex-start; gap: 11px; font-size: 15px; color: var(--ink); line-height: 1.5; }
.feat-list li .ck { width: 22px; height: 22px; border-radius: 7px; flex: none; display: grid; place-items: center; background: var(--green-tint); color: var(--green); margin-top: 1px; }
.feat-list li b { font-weight: 700; }
.feat-list li span { color: var(--ink-2); }

/* ---- sub-feature grid ---- */
.sub-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 42px; }
.sub-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.sub-card {
  background: var(--bg-panel); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 18px 18px 20px; box-shadow: var(--sh-1);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s;
  display: flex; flex-direction: column;
}
.sub-card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); border-color: var(--line-2); }
.sub-card .sc-media { margin: -2px -2px 16px; }
.sub-card .sc-tag { font-family: var(--mono); font-size: 11px; font-weight: 700; color: var(--ink-3); letter-spacing: .04em; }
.sub-card h4 { font-size: 17px; font-weight: 700; letter-spacing: -.01em; margin: 6px 0 0; }
.sub-card p { font-size: 14px; color: var(--ink-2); margin: 7px 0 0; line-height: 1.55; }

/* ---- screen frame (graphic container) ---- */
.screen {
  background: var(--bg-panel); border: 1px solid var(--line-2); border-radius: var(--r-lg);
  box-shadow: var(--sh-2); overflow: hidden;
}
.screen.lg { box-shadow: var(--sh-3); }
.screen-bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.screen-bar .tl { display: flex; gap: 6px; }
.screen-bar .tl i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.screen-bar .lbl { margin-left: 6px; font-size: 11.5px; font-weight: 700; color: var(--ink-3); }
.screen-bar .live { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 10.5px; font-weight: 700; color: var(--green-300); }
.screen-bar .live .pulse { width: 6px; height: 6px; border-radius: 50%; background: var(--green); animation: pulse 2s infinite; }
.screen-pad { padding: 16px; }
.screen-pad.tight { padding: 13px; }

/* generic mini chart + table primitives used by graphics */
.g-cap { font-size: 10.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-3); }
.g-num { font-family: var(--mono); font-feature-settings: 'tnum' 1; }
.g-pos { color: var(--gain); } .g-neg { color: var(--loss); }
.g-row { display: flex; align-items: center; }

/* mini KPI tiles */
.mk-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; }
.mk { background: var(--bg-elev); border: 1px solid var(--line); border-radius: 11px; padding: 11px 12px; }
.mk .k { font-size: 10px; font-weight: 700; color: var(--ink-3); letter-spacing: .04em; text-transform: uppercase; }
.mk .v { font-family: var(--mono); font-size: 18px; font-weight: 700; margin-top: 5px; letter-spacing: -.02em; }

/* mini table */
.mt { width: 100%; border-collapse: collapse; }
.mt th { font-size: 9.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-3); text-align: left; padding: 0 8px 9px; }
.mt th.r, .mt td.r { text-align: right; }
.mt td { font-size: 12px; padding: 8px; border-top: 1px solid var(--line); color: var(--ink-2); }
.mt td .sym { font-weight: 700; color: var(--ink); font-size: 12.5px; }
.mt .badge { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 7px; background: rgba(255,255,255,.05); color: var(--ink); font-size: 9.5px; font-weight: 800; }
.tag { display: inline-flex; align-items: center; font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 999px; }
.tag.long { color: var(--gain); background: var(--gain-tint); }
.tag.short { color: var(--loss); background: var(--loss-tint); }
.tag.miss { color: var(--amber, #e8b339); background: rgba(232,179,57,.14); }
.tag.win { color: var(--gain); background: var(--gain-tint); }

/* security */
.sec-rows { display: grid; gap: 12px; margin-top: 8px; }
.sec-rows .sr { display: flex; align-items: center; gap: 13px; padding: 13px 15px; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; }
.sec-rows .sr .si { width: 36px; height: 36px; border-radius: 10px; flex: none; display: grid; place-items: center; background: var(--green-tint); color: var(--green); }
.sec-rows .sr .st { font-size: 14.5px; font-weight: 700; }
.sec-rows .sr .sd { font-size: 12.5px; color: var(--ink-2); margin-top: 2px; }

/* responsive */
@media (max-width: 940px) {
  .show-row { grid-template-columns: 1fr; gap: 34px; }
  .show-row.flip .show-media { order: 0; }
  .sub-grid, .sub-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .sub-grid, .sub-grid.cols-2 { grid-template-columns: 1fr; }
  .mk-grid { grid-template-columns: repeat(3, 1fr); }
}