/* HOMEPAGE POLISH PASS
   Subtle metallic materials, clearer landmark alignment, and refined console depth.
   Loaded after the existing concept/brand styles so the working layout stays intact. */

/* HEADER / NAV — dark brushed alloy with recessed cyan seams */
.concept-home .concept-nav {
  border-color: rgba(155, 196, 214, .28);
  background:
    linear-gradient(180deg, rgba(218, 236, 245, .045) 0%, rgba(77, 118, 139, .018) 14%, transparent 38%),
    linear-gradient(90deg, rgba(95, 225, 255, .035), transparent 24%, transparent 76%, rgba(255, 157, 66, .025)),
    #020b12;
  box-shadow:
    inset 0 1px 0 rgba(215, 238, 247, .10),
    inset 0 -1px 0 rgba(0, 0, 0, .72),
    0 8px 20px rgba(0, 0, 0, .24);
}

.concept-home .concept-nav a {
  border-right-color: rgba(155, 196, 214, .16);
  background:
    linear-gradient(180deg, rgba(203, 225, 235, .025), transparent 36%),
    linear-gradient(90deg, transparent, rgba(62, 190, 228, .018), transparent);
  text-shadow: 0 1px 0 rgba(0, 0, 0, .9);
}

.concept-home .concept-nav a:hover,
.concept-home .concept-nav a.active {
  background:
    linear-gradient(180deg, rgba(75, 137, 165, .24), rgba(7, 28, 41, .86) 42%, rgba(2, 12, 20, .96)),
    linear-gradient(90deg, transparent, rgba(103, 232, 255, .045), transparent);
  box-shadow:
    inset 0 1px 0 rgba(197, 231, 241, .09),
    inset 0 -10px 24px rgba(13, 73, 103, .10);
}

/* Homepage is the archive landing page, so no section tab should appear selected. */
.concept-home .concept-nav a.active {
  color: #718c9b;
  background:
    linear-gradient(180deg, rgba(203, 225, 235, .025), transparent 36%),
    linear-gradient(90deg, transparent, rgba(62, 190, 228, .018), transparent);
  box-shadow: none;
}

.concept-home .concept-nav a.active::after {
  display: none;
}

/* HERO FRAME — slightly more machined without becoming chrome */
.concept-home .concept-hero {
  border-color: rgba(138, 187, 207, .34);
  box-shadow:
    0 28px 80px rgba(0, 0, 0, .42),
    inset 0 1px 0 rgba(208, 231, 240, .08),
    inset 1px 0 0 rgba(149, 196, 214, .025),
    inset -1px 0 0 rgba(0, 0, 0, .7);
}

/* HERO TITLE — darker steel-blue face with the same restrained cyan illumination. */
.concept-home .concept-title {
  color: #218fb7;
  background: linear-gradient(
    180deg,
    #5ccfe8 0%,
    #36aed2 24%,
    #2084ad 48%,
    #155f87 70%,
    #0d456b 86%,
    #082f4d 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter:
    drop-shadow(0 1px 0 rgba(49, 133, 165, .78))
    drop-shadow(0 3px 0 rgba(8, 51, 73, .88))
    drop-shadow(0 5px 6px rgba(0, 0, 0, .34))
    drop-shadow(0 0 4px rgba(101, 232, 255, .06));
}

/* Align landmark annotation to the copy rail instead of floating in the image. */
@media (min-width: 1181px) {
  .concept-home .concept-landmark {
    left: clamp(32px, 4vw, 58px);
    right: auto;
    bottom: 18px;
    padding-left: 14px;
    border-left: 2px solid var(--orange);
    text-align: left;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, .5));
  }
}

/* TELEMETRY — inset instrument panel / blue-steel rim */
.concept-home .concept-telemetry {
  background:
    linear-gradient(180deg, rgba(205, 230, 240, .035) 0%, transparent 17%),
    linear-gradient(135deg, rgba(71, 145, 176, .07), transparent 38%),
    linear-gradient(180deg, rgba(5, 21, 34, .97), rgba(2, 10, 17, .97));
  border-color: rgba(151, 207, 226, .42);
  box-shadow:
    0 20px 54px rgba(0, 0, 0, .46),
    inset 0 1px 0 rgba(225, 242, 248, .12),
    inset 0 -1px 0 rgba(0, 0, 0, .85),
    inset 0 0 34px rgba(64, 178, 215, .028);
}

.concept-home .concept-panel-head {
  color: #91aab5;
  text-shadow: 0 1px 0 rgba(0, 0, 0, .9);
}

.concept-home .concept-telemetry-icon {
  background:
    radial-gradient(circle at 38% 32%, rgba(153, 231, 247, .075), transparent 35%),
    linear-gradient(180deg, rgba(28, 62, 78, .34), rgba(1, 9, 15, .66));
  border-color: rgba(115, 211, 238, .45);
  box-shadow:
    inset 0 1px 0 rgba(209, 237, 245, .08),
    inset 0 -5px 12px rgba(0, 0, 0, .26),
    0 0 12px rgba(67, 207, 244, .035);
}

/* COMMAND CARDS — gunmetal shells with blue-steel edge highlights */
.concept-home .concept-node {
  border-color: rgba(126, 181, 203, .31);
  background:
    linear-gradient(180deg, rgba(210, 232, 240, .055) 0%, rgba(119, 154, 169, .015) 11%, transparent 29%),
    linear-gradient(135deg, rgba(26, 77, 101, .13), transparent 48%),
    linear-gradient(180deg, #071a27 0%, #04131e 48%, #03101a 100%);
  box-shadow:
    inset 0 1px 0 rgba(221, 240, 247, .12),
    inset 1px 0 0 rgba(156, 202, 220, .025),
    inset 0 -1px 0 rgba(0, 0, 0, .88),
    0 12px 28px rgba(0, 0, 0, .18);
}

.concept-home .concept-node::before {
  width: 46%;
  background: linear-gradient(90deg, #7cecff 0%, rgba(92, 210, 239, .42) 36%, transparent 100%);
  box-shadow: 0 1px 0 rgba(225, 242, 248, .04);
}

.concept-home .concept-node:hover {
  border-color: rgba(102, 225, 255, .52);
  background:
    linear-gradient(180deg, rgba(219, 239, 246, .065) 0%, transparent 28%),
    linear-gradient(135deg, rgba(31, 105, 138, .18), transparent 48%),
    linear-gradient(180deg, #082132 0%, #041723 52%, #03111b 100%);
  box-shadow:
    inset 0 1px 0 rgba(229, 244, 249, .13),
    inset 0 -1px 0 rgba(0, 0, 0, .9),
    0 14px 34px rgba(0, 0, 0, .25),
    0 0 18px rgba(83, 214, 248, .035);
}

.concept-home .concept-node-copy h2 {
  color: #54d0f1;
  background: linear-gradient(180deg, #77e5fa 0%, #43c2e7 42%, #2694c2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 1px 0 rgba(5, 42, 61, .72));
}

.concept-home .concept-node-icon {
  background:
    radial-gradient(circle at 42% 34%, rgba(90, 220, 250, .065), transparent 38%),
    linear-gradient(180deg, rgba(27, 66, 84, .30), rgba(2, 11, 18, .48));
  box-shadow:
    inset 0 1px 0 rgba(213, 238, 246, .07),
    inset 0 -8px 20px rgba(0, 0, 0, .22);
}

.concept-home .concept-node-arrow {
  background:
    linear-gradient(180deg, rgba(205, 229, 237, .045), transparent 34%),
    rgba(2, 13, 21, .62);
  border-color: rgba(107, 197, 226, .30);
  box-shadow:
    inset 0 1px 0 rgba(214, 237, 245, .07),
    0 4px 10px rgba(0, 0, 0, .18);
}

/* Keep the long scouting title comfortable at awkward desktop widths. */
@media (min-width: 981px) and (max-width: 1220px) {
  .concept-home .concept-node-minor {
    grid-template-columns: 56px minmax(0, 1fr) 20px;
    gap: 12px;
    padding-left: 17px;
    padding-right: 17px;
  }

  .concept-home .concept-node-icon-small {
    width: 54px;
    height: 54px;
  }

  .concept-home .concept-node-copy h2 {
    font-size: clamp(.92rem, 1.45vw, 1.12rem);
  }
}

/* Resource scouting radar — animated only on hover, otherwise calm. */
.concept-home .resource-radar .radar-sweep {
  transform-origin: 50px 50px;
  transition: transform .45s ease;
}

.concept-home .concept-node:hover .resource-radar .radar-sweep {
  transform: rotate(24deg);
}

.concept-home .resource-radar .radar-contact {
  filter: drop-shadow(0 0 3px rgba(101, 230, 255, .5));
}

/* Standardize lower-page display headings without adding extra glow. */
.concept-home .concept-showcase-copy h2,
.concept-home .concept-gallery-head h2 {
  filter: drop-shadow(0 1px 0 rgba(7, 49, 70, .64));
}

/* Footer grouping: keep the three identity marks visually balanced. */
.concept-home .concept-footer-inner {
  column-gap: 30px;
}

.concept-home .concept-footer-mongrels {
  min-width: 0;
}

/* Keep the metallic pass restrained on small screens. */
@media (max-width: 760px) {
  .concept-home .concept-node,
  .concept-home .concept-telemetry,
  .concept-home .concept-nav {
    box-shadow:
      inset 0 1px 0 rgba(220, 239, 246, .07),
      inset 0 -1px 0 rgba(0, 0, 0, .75);
  }

  .concept-home .concept-node::before {
    width: 38%;
  }
}