/* =========================================================
   SECTIONS — modules, how it works, deliverables, platform,
   mission, video, clients, FAQ, contact
   ========================================================= */

/* ---------- Modules ---------- */
.module-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.module-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 24px 22px 22px;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(0, 60, 40, .35), rgba(2, 11, 8, .2) 60%);
  transition: border-color .3s, transform .3s, background .3s;
}
.module-card:hover {
  border-color: var(--line-mint);
  transform: translateY(-4px);
  background: linear-gradient(170deg, rgba(0, 90, 60, .45), rgba(2, 11, 8, .2) 70%);
}

.module-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 34px; }
.ico { width: 30px; height: 30px; fill: none; stroke: var(--mint); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.num { font-family: var(--mono); font-size: 11px; color: var(--muted-2); border: 1px solid rgba(255,255,255,.12); border-radius: 20px; padding: 4px 9px; }

.module-card h3 { font-size: 20px; line-height: 1.15; margin-bottom: 10px; }
.module-card > p { font-size: 14px; line-height: 1.45; color: var(--muted-2); margin-bottom: 22px; }

.tags { list-style: none; margin: auto 0 0; padding: 18px 0 0; border-top: 1px solid rgba(255,255,255,.08); display: grid; gap: 9px; }
.tags li { position: relative; padding-left: 16px; font-size: 13px; color: #c5d0cc; }
.tags li::before { content: ""; position: absolute; left: 0; top: .55em; width: 6px; height: 6px; border: 1px solid var(--mint); border-radius: 50%; }

/* ---------- How it works ---------- */
.journey-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 48px;
  counter-reset: none;
}
.journey-step { position: relative; padding-bottom: 22px; }
.journey-step::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 135px; height: 1px; background: rgba(255, 255, 255, .25);
  transition: width .3s, background .3s;
}
.journey-step:hover::after { width: 165px; background: var(--mint); }
.step-num { display: block; font-family: var(--mono); font-size: 12px; color: var(--muted-2); margin-bottom: 18px; }
.journey-step svg { width: 28px; height: 28px; margin-bottom: 22px; fill: none; stroke: var(--mint); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.journey-step h3 { font-size: 19px; margin-bottom: 12px; }
.journey-step p { font-size: 14px; line-height: 1.45; color: var(--muted-2); max-width: 250px; }

/* ---------- Deliverables ---------- */
.deliverables {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 70px;
  align-items: center;
}
.deliv-copy h2 { font-size: clamp(30px, 3.6vw, 48px); line-height: 1.1; letter-spacing: -1.2px; color: #c7d1ce; }
.deliv-copy h2 span { color: var(--mint); }
.deliv-copy > p { margin: 20px 0 26px; color: var(--muted); font-size: 16px; line-height: 1.6; max-width: 520px; }

.checklist { list-style: none; margin: 0 0 34px; padding: 0; display: grid; gap: 14px; }
.checklist li { position: relative; padding-left: 32px; font-size: 15px; color: #dfe6e4; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 1px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--mint-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6 10.5l2.6 2.5L14 7.5' fill='none' stroke='%2300edbd' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat;
  border: 1px solid rgba(0, 237, 189, .35);
}

/* Document mock-up */
.doc-stage {
  position: relative;
  padding: 40px 20px 40px 60px;
  border-radius: var(--radius);
  background:
    radial-gradient(ellipse 70% 70% at 60% 50%, rgba(0, 108, 70, .45), transparent 80%),
    linear-gradient(130deg, #06291d, #00130e 80%, #020907);
  border: 1px solid var(--line-mint);
  overflow: hidden;
}
.doc {
  position: relative;
  z-index: 1;
  max-width: 400px;
  margin-left: auto;
  padding: 26px 26px 22px;
  background: #f4f7f6;
  color: #13201c;
  border-radius: 6px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255,255,255,.4);
  transform: rotate(-1.5deg);
  font-size: 11px;
}
.doc-back {
  position: absolute; z-index: 0;
  top: 64px; left: 30px;
  width: min(360px, 70%); height: 78%;
  background: #c9d6d1; opacity: .12;
  transform: rotate(-7deg);
  box-shadow: none;
}
.doc-header { display: flex; justify-content: space-between; align-items: center; padding-bottom: 10px; border-bottom: 2px solid #0b7654; }
.doc-brand { font-weight: 700; letter-spacing: -.3px; font-size: 13px; }
.doc-brand b { color: #0b7654; font-weight: 300; }
.doc-ref { font-family: var(--mono); font-size: 9.5px; color: #4d5f59; }
.doc-title { margin-top: 14px; font-size: 17px; font-weight: 700; }
.doc-sub { color: #4d5f59; margin: 2px 0 14px; }
.doc-sec { margin: 12px 0 7px; font-weight: 700; font-size: 11.5px; }
.doc-sec b { color: #0b7654; }
.doc-lines { display: grid; gap: 5px; }
.doc-lines i { display: block; height: 5px; border-radius: 3px; background: #d5dfdb; }
.doc-table { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 10px; }
.doc-table th, .doc-table td { border: 1px solid #cfdad6; padding: 4px 6px; text-align: right; }
.doc-table th { background: #e3ebe8; }
.doc-table td:first-child { text-align: left; color: #4d5f59; }
.doc-diagram { width: 100%; height: auto; margin: 2px 0 4px; }
.doc-diagram .beam { stroke: #13201c; stroke-width: 2; }
.doc-diagram .sup { stroke: #13201c; stroke-width: 1; stroke-dasharray: 2 3; opacity: .4; }
.doc-diagram .moment { fill: rgba(11, 118, 84, .14); stroke: #0b7654; stroke-width: 1.5; }
.doc-diagram text { font-family: var(--mono); font-size: 9px; fill: #0b7654; }
.doc-result {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 10px; padding: 8px 10px; border-radius: 4px;
  background: #e1f5ee; font-family: var(--mono); font-size: 10.5px;
}
.doc-result b { color: #fff; background: #0b7654; padding: 3px 8px; border-radius: 3px; font-family: var(--font); letter-spacing: .8px; font-size: 10px; }

/* ---------- Platform benefits ---------- */
.benefit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 38px 46px;
  align-items: center;
}
.benefit-panel { min-height: 290px; }

.benefit-visual {
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: space-between;
  padding: 35px 30px;
  border-radius: 10px;
  background:
    radial-gradient(ellipse 75% 110% at 20% 20%, rgba(0,110,74,.35), transparent 85%),
    linear-gradient(130deg, #06291d, #00130e 80%, #020907);
}
.benefit-copy { position: relative; z-index: 2; max-width: 55%; }
.benefit-visual h3 { font-size: 34px; line-height: 1.08; letter-spacing: -.7px; margin-bottom: 16px; }
.benefit-visual p { color: #91a29b; font-size: 15px; line-height: 1.45; }

.benefit-text { display: flex; flex-direction: column; justify-content: center; padding: 30px 20px; max-width: 420px; }
.benefit-text h3 { font-size: 26px; line-height: 1.15; margin-bottom: 20px; }
.benefit-text p { font-size: 15px; line-height: 1.5; color: var(--muted-2); margin-bottom: 24px; }
.benefit-text .btn { align-self: flex-start; }

.bars-art {
  position: absolute; bottom: 50px; right: 45px;
  display: flex; align-items: flex-end; gap: 11px; height: 145px;
}
.bars-art i {
  width: 4px; height: var(--h); background: #7b9088; opacity: .75;
  transform-origin: bottom;
  animation: bar-pulse 3.8s ease-in-out infinite; animation-delay: var(--d);
}
.bars-art i:nth-child(1) { --h: 48px; --d: -.2s; }
.bars-art i:nth-child(2) { --h: 92px; --d: -1.1s; }
.bars-art i:nth-child(3) { --h: 60px; --d: -2.2s; }
.bars-art i:nth-child(4) { --h: 108px; --d: -.7s; }
.bars-art i:nth-child(5) { --h: 75px; --d: -1.5s; }
.bars-art i:nth-child(6) { --h: 145px; --d: 0s; background: var(--mint); opacity: 1; box-shadow: 0 0 16px var(--mint); }
.bars-art i:nth-child(7) { --h: 80px; --d: -2.1s; }
.bars-art i:nth-child(8) { --h: 112px; --d: -.9s; }
.bars-art i:nth-child(9) { --h: 64px; --d: -1.7s; }
.bars-art i:nth-child(10) { --h: 98px; --d: -2.7s; }
@keyframes bar-pulse { 50% { transform: scaleY(.76); opacity: .55; } }

.workflow-image {
  position: absolute; right: 0; top: 50%;
  width: 46%; height: 82%;
  object-fit: contain;
  transform: translateY(-50%);
  mix-blend-mode: screen;
  opacity: .9;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(ellipse 65% 65% at center, #000 45%, transparent 100%);
  mask-image: radial-gradient(ellipse 65% 65% at center, #000 45%, transparent 100%);
  animation: float 7s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(calc(-50% - 8px)); } }

/* ---------- Mission ---------- */
.mission-badge {
  display: inline-flex; align-items: center; gap: 12px;
  border: 1px solid #08694e; border-radius: 30px;
  padding: 4px 14px 4px 4px;
  color: var(--mint); font-size: 14px;
}
.mission-badge span:first-child { background: #07563f; padding: 5px 12px; border-radius: 20px; white-space: nowrap; }

.mission-title {
  max-width: 1050px;
  margin: 60px 0 40px;
  font-size: clamp(34px, 5vw, 62px);
  font-weight: 100;
  line-height: 1.12;
  letter-spacing: -.045em;
}
.mission-title span { color: var(--mint); }

.mission-descriptions { display: grid; grid-template-columns: repeat(2, minmax(0, 320px)); gap: 55px; margin-bottom: 70px; }
.mission-descriptions p { color: #a6ada9; font-size: 15px; line-height: 1.6; }

.mission-footer {
  display: flex; justify-content: space-between; gap: 20px;
  border-top: 1px solid #252b29; padding-top: 25px;
  font-size: 14px; color: var(--muted);
}

/* ---------- Video ---------- */
.video-section .section-head h2 { font-size: clamp(34px, 4.5vw, 62px); letter-spacing: -2px; color: var(--text); }

.video-frame {
  position: relative;
  max-width: 1180px;
  aspect-ratio: 16 / 9;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid rgba(0, 230, 174, .25);
  background:
    radial-gradient(ellipse 60% 70% at 50% 55%, rgba(0, 98, 63, .35), transparent 80%),
    #010403;
}
.video-frame video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 2; }
.video-frame video:not(.is-ready) { display: none; }

/* Engineering-grid placeholder until the video exists */
.video-placeholder {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(0, 237, 189, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 237, 189, .06) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 75% 75% at 50% 50%, #000 30%, transparent 100%);
  mask-image: radial-gradient(ellipse 75% 75% at 50% 50%, #000 30%, transparent 100%);
}
.video-placeholder img {
  position: absolute; left: 50%; top: 50%;
  width: 70%; transform: translate(-50%, -50%);
  mix-blend-mode: screen; opacity: .28; filter: blur(1px);
}

.video-overlay {
  position: absolute; inset: 0; z-index: 3;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
}
.video-overlay > span { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--muted); }
.video-play {
  display: grid; place-items: center;
  width: 78px; height: 78px;
  border: 1px solid rgba(0, 230, 174, .65); border-radius: 50%;
  background: rgba(0, 230, 174, .08); color: var(--mint);
  cursor: pointer; transition: transform .3s, background .3s;
}
.video-play:disabled { cursor: default; opacity: .8; }
.video-play:not(:disabled):hover { transform: scale(1.08); background: rgba(0, 230, 174, .18); }
.video-play svg { width: 26px; height: 26px; margin-left: 4px; }

.video-bottom {
  max-width: 1180px; margin: 18px auto 0;
  display: flex; justify-content: space-between; gap: 16px;
  color: var(--muted); font-size: 11px; letter-spacing: 1.2px; text-transform: uppercase;
}
.video-bottom span:last-child { color: var(--mint); }

/* ---------- Clients ---------- */
.clients .section-head h2 { font-size: clamp(24px, 2.6vw, 34px); letter-spacing: -.8px; color: #a6ada9; }
.client-list {
  list-style: none; margin: 0 auto; padding: 0;
  max-width: 1180px;
  display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 24px;
}
.client-list li {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 24px 8px;
  border-radius: 12px;
  text-align: center;
  transition: color .3s, transform .3s, background .3s;
}
.client-list svg { width: 36px; height: 36px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; color: var(--mint); }
.client-list span { font-size: 14px; letter-spacing: 1px; text-transform: uppercase; }
.client-list li:hover { color: var(--mint); transform: translateY(-3px); background: rgba(0, 237, 189, .04); }

/* ---------- FAQ ---------- */
.faq { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: 60px; align-items: start; }
.faq-list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  position: relative;
  list-style: none;
  padding: 24px 50px 24px 0;
  font-size: 18px;
  cursor: pointer;
  transition: color .2s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  width: 30px; height: 30px; display: grid; place-items: center;
  border: 1px solid #1f4a3c; border-radius: 50%; color: var(--mint); font-size: 18px;
  transition: transform .3s;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq summary:hover { color: var(--mint); }
.faq details p { padding: 0 50px 24px 0; color: var(--muted); font-size: 15px; line-height: 1.65; }

/* ---------- Contact / waitlist ---------- */
.contact { padding-bottom: 110px; }
.contact-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 60px;
  padding: 56px;
  border: 1px solid var(--line-mint);
  border-radius: 18px;
  background:
    radial-gradient(ellipse 70% 90% at 0% 0%, rgba(0, 110, 74, .45), transparent 70%),
    linear-gradient(140deg, #03231a, #010c08 70%);
}
.contact-copy h2 { font-size: clamp(30px, 3.6vw, 46px); line-height: 1.1; letter-spacing: -1.2px; }
.contact-copy h2 span { color: var(--mint); }
.contact-copy p { margin-top: 20px; color: var(--muted); font-size: 16px; line-height: 1.6; max-width: 440px; }

.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 7px; }
.field:nth-child(n+3) { grid-column: 1 / -1; }
.field label { font-size: 13px; color: #c5d0cc; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid #1f4a3c;
  border-radius: 10px;
  background: rgba(0, 0, 0, .35);
  color: var(--text);
  font-size: 15px;
  transition: border-color .2s, box-shadow .2s;
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2300edbd' stroke-width='1.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 12px; padding-right: 36px; }
.field select option { background: #04140f; }
.field textarea { resize: vertical; min-height: 90px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--mint); box-shadow: 0 0 0 3px rgba(0, 237, 189, .15); }
.field .invalid, .field input[aria-invalid="true"], .field select[aria-invalid="true"] { border-color: #ff7a7a; }

.consent { grid-column: 1 / -1; display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--muted); cursor: pointer; }
.consent input { accent-color: var(--mint); width: 16px; height: 16px; margin: 2px 0 0; flex-shrink: 0; }
.contact-form .btn { grid-column: 1 / -1; justify-self: start; }
.form-status { grid-column: 1 / -1; font-size: 14px; min-height: 1.4em; }
.form-status.ok { color: var(--mint); }
.form-status.err { color: #ff9a9a; }

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .module-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .module-card { grid-column: span 2; }
  .module-card:nth-child(4), .module-card:nth-child(5) { grid-column: span 3; }
}

@media (max-width: 960px) {
  .journey-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 28px; }
  .deliverables { grid-template-columns: 1fr; gap: 44px; }
  .benefit-grid { gap: 20px; }
  .benefit-visual h3 { font-size: 28px; }
  .bars-art { opacity: .55; right: 20px; }
  .client-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .faq { grid-template-columns: 1fr; gap: 10px; }
  .contact-card { grid-template-columns: 1fr; gap: 36px; padding: 40px 32px; }
}

@media (max-width: 720px) {
  .module-grid { grid-template-columns: 1fr; }
  .module-card, .module-card:nth-child(4), .module-card:nth-child(5) { grid-column: auto; }
  .module-top { margin-bottom: 22px; }

  .doc-stage { padding: 28px 16px; }
  .doc { margin: 0 auto; transform: rotate(-1deg); padding: 20px 18px 18px; }
  .doc-back { left: 6%; top: 40px; }

  /* Benefits: stack image / art under the text — no overlap */
  .benefit-grid { grid-template-columns: 1fr; gap: 14px; }
  .benefit-panel { min-height: 0; }
  .benefit-visual { flex-direction: column; padding: 28px 24px 24px; }
  .benefit-copy { max-width: none; }
  .benefit-visual h3 { font-size: 26px; }
  .bars-art { position: relative; right: auto; bottom: auto; height: 110px; margin-top: 26px; align-self: flex-end; opacity: .8; }
  .bars-art i:nth-child(6) { --h: 110px; }
  .bars-art i:nth-child(8) { --h: 90px; }
  .bars-art i:nth-child(4) { --h: 84px; }
  .workflow-image { position: relative; top: auto; right: auto; width: 100%; height: 200px; margin-top: 12px; transform: none; animation: none; }
  .benefit-text { padding: 26px 4px; max-width: none; }

  .mission-badge { font-size: 12px; }
  .mission-title { margin: 40px 0 30px; }
  .mission-descriptions { grid-template-columns: 1fr; gap: 20px; margin-bottom: 44px; }
  .mission-footer { flex-direction: column; gap: 8px; }

  .video-bottom { font-size: 9px; }
  .video-play { width: 58px; height: 58px; }

  .client-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .client-list span { font-size: 12px; }

  .faq summary { font-size: 16px; padding: 20px 46px 20px 0; }
  .faq details p { padding-right: 0; }

  .contact { padding-bottom: 80px; }
  .contact-card { padding: 30px 20px; border-radius: 14px; }
  .contact-form { grid-template-columns: 1fr; }
  .contact-form .btn { justify-self: stretch; }
}

/* =========================================================
   V3.1 — Deliverable tabs, 2D/3D drawing sheet, Resources, Blog
   ========================================================= */

/* ---------- Deliverable tabs ---------- */
.deliv-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: 26px;
  border: 1px solid #1f4a3c;
  border-radius: 30px;
}
.deliv-tabs button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 10px 18px;
  border-radius: 24px;
  font-size: 13px;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.deliv-tabs button[aria-selected="true"] { background: var(--mint); color: #00170f; font-weight: 700; }
.deliv-tabs button:not([aria-selected="true"]):hover { color: var(--mint); }
.deliv-panel[hidden], .deliv-visual[hidden] { display: none; }
.deliv-panel:not([hidden]), .deliv-visual:not([hidden]) { animation: fade-in .45s ease; }
@keyframes fade-in { from { opacity: 0; transform: translateY(8px); } }

.deliv-visuals { min-width: 0; }

/* ---------- Drawing sheet (2D / 3D) ---------- */
.plan-stage {
  padding: 34px;
  border-radius: var(--radius);
  border: 1px solid var(--line-mint);
  background:
    radial-gradient(ellipse 70% 70% at 60% 50%, rgba(0, 108, 70, .4), transparent 80%),
    linear-gradient(130deg, #06291d, #00130e 80%, #020907);
}
.sheet {
  border: 1px solid rgba(0, 237, 189, .45);
  background:
    linear-gradient(rgba(0, 237, 189, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 237, 189, .045) 1px, transparent 1px),
    #010a07;
  background-size: 20px 20px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, .5);
  padding: 10px;
}
.sheet-views { display: grid; grid-template-columns: 1.25fr 1fr; gap: 10px; }
.view {
  position: relative;
  min-height: 230px;
  border: 1px solid rgba(0, 237, 189, .22);
  padding: 28px 10px 10px;
  overflow: hidden;
}
.view-label {
  position: absolute; top: 8px; left: 10px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .5px; color: var(--mint);
  text-transform: uppercase;
}
.cad { width: 100%; height: auto; margin-top: 8px; }
.cad .outline { fill: none; stroke: #e7fff8; stroke-width: 1.2; }
.cad .bar { stroke: var(--mint); stroke-width: 2; }
.cad .stirrup { fill: none; stroke: rgba(0, 237, 189, .55); stroke-width: .7; }
.cad .hatch { fill: rgba(231, 255, 248, .08); stroke: #e7fff8; stroke-width: .8; }
.cad .dim { stroke: var(--muted); stroke-width: .7; }
.cad .rebar { fill: var(--mint); }
.cad text { font-family: var(--mono); font-size: 8px; fill: var(--muted); }

.view-3d img {
  position: absolute; left: 50%; top: 55%;
  width: 150%; max-width: none;
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 50%, transparent 100%);
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 50%, transparent 100%);
}
.axes { position: absolute; left: 8px; bottom: 8px; width: 36px; }
.axes path { fill: none; stroke: var(--muted); stroke-width: 1; }
.axes text { font-family: var(--mono); font-size: 6px; fill: var(--muted); }

.title-block {
  display: grid;
  grid-template-columns: 1.1fr 2fr .7fr 1fr .5fr;
  margin-top: 10px;
  border: 1px solid rgba(0, 237, 189, .3);
}
.title-block > div { padding: 8px 10px; border-right: 1px solid rgba(0, 237, 189, .2); min-width: 0; }
.title-block > div:last-child { border-right: 0; }
.tb-brand { display: flex; align-items: center; font-weight: 700; font-size: 13px; letter-spacing: -.3px; white-space: nowrap; }
.tb-brand b { color: #52dfc9; font-weight: 300; margin-left: 4px; }
.tb-cell small { display: block; font-size: 9px; color: var(--muted-2); text-transform: uppercase; letter-spacing: .6px; }
.tb-cell span { display: block; font-family: var(--mono); font-size: 11px; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------- Resources ---------- */
.res-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.res-card {
  display: flex; flex-direction: column;
  padding: 28px 24px 24px;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(0, 60, 40, .3), rgba(2, 11, 8, .2) 60%);
  transition: border-color .3s, transform .3s;
}
.res-card:hover { border-color: var(--line-mint); transform: translateY(-4px); }
.res-card .ico { margin-bottom: 26px; }
.res-card h3 { font-size: 19px; margin-bottom: 10px; }
.res-card p { font-size: 14px; line-height: 1.5; color: var(--muted-2); margin-bottom: 22px; }
.soon {
  margin-top: auto; align-self: flex-start;
  font-size: 11px; letter-spacing: .5px; text-transform: uppercase;
  color: var(--mint); border: 1px solid rgba(0, 237, 189, .35); border-radius: 20px; padding: 5px 10px;
}

/* ---------- Blog ---------- */
.blog-head { max-width: none; display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; }
.blog-head p { max-width: 380px; margin: 0; }
.blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.post {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius);
  background: rgba(2, 20, 14, .5);
  transition: border-color .3s, transform .3s;
}
.post:hover { border-color: var(--line-mint); transform: translateY(-4px); }
.post-visual {
  position: relative;
  height: 190px;
  overflow: hidden;
  display: grid; place-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}
.post-visual.v1 { background: radial-gradient(ellipse 70% 80% at 50% 60%, rgba(0, 108, 70, .5), transparent 80%), #010a07; }
.post-visual.v1 img { width: 115%; max-width: none; mix-blend-mode: screen; }
.post-visual.v2 {
  background:
    linear-gradient(rgba(0, 237, 189, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 237, 189, .06) 1px, transparent 1px),
    linear-gradient(140deg, #03231a, #010a07);
  background-size: 22px 22px, 22px 22px, auto;
}
.post-visual.v2 svg { width: 85%; }
.post-visual.v2 path { fill: none; stroke: var(--mint); stroke-width: 1.6; filter: drop-shadow(0 0 4px rgba(0, 237, 189, .6)); }
.post-visual.v2 .axis { stroke: rgba(255, 255, 255, .2); stroke-width: .8; filter: none; }
.post-visual.v3 { background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(0, 150, 100, .45), transparent 80%), #010a07; }
.post-visual.v3 span { font-size: 46px; font-weight: 700; letter-spacing: -2px; }
.post-visual.v3 b { color: var(--mint); }
.post-body { padding: 22px 22px 24px; }
.post-cat { font-size: 11px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--mint); }
.post h3 { margin: 12px 0 16px; font-size: 19px; line-height: 1.3; }
.post-meta { font-size: 12px; color: var(--muted-2); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .res-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .blog-grid .post:last-child { grid-column: 1 / -1; }
  .blog-head { flex-direction: column; align-items: flex-start; gap: 0; }
  .blog-head p { margin-top: 20px; }
}
@media (max-width: 720px) {
  .deliv-tabs { display: flex; }
  .deliv-tabs button { flex: 1; padding: 10px 8px; }
  .plan-stage { padding: 16px; }
  .sheet-views { grid-template-columns: 1fr; }
  .view { min-height: 0; }
  .view-3d { height: 180px; }
  .title-block { grid-template-columns: 1fr 1fr; }
  .tb-brand { grid-column: 1 / -1; border-right: 0 !important; border-bottom: 1px solid rgba(0, 237, 189, .2); }
  .tb-cell:nth-child(2) { grid-column: 1 / -1; border-right: 0; border-bottom: 1px solid rgba(0, 237, 189, .2); }
  .tb-cell:nth-child(3), .tb-cell:nth-child(4) { border-bottom: 1px solid rgba(0, 237, 189, .2); }
  .tb-cell:nth-child(4) { border-right: 0; }
  .tb-cell:nth-child(5) { grid-column: 1 / -1; }
  .res-grid, .blog-grid { grid-template-columns: 1fr; }
  .blog-grid .post:last-child { grid-column: auto; }
  .post-visual { height: 160px; }
}