/* MSR thermolysis service page. Uses the site's Spectral/Inter type and brand tokens. */
.tp-page { overflow-x: clip; }
.tp-page main { overflow: hidden; }
.tp-page .nav { min-height: 82px; }
.tp-page .nav-list { gap: clamp(.15rem,.7vw,.65rem); }
.tp-page .nav-list a { font-size: .9rem; }
.tp-page .nav-cta-wrap .btn { white-space: nowrap; font-size: .86rem; padding-inline: 1rem; }
.tp-page .field select { padding: .8rem .95rem; border: 1.5px solid var(--line); border-radius: 9px; background: #fff; font: inherit; font-size: .96rem; min-width: 0; width: 100%; }
.tp-page .field select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(46,107,181,.14); outline: none; }
.tp-page .field input, .tp-page .field textarea { min-width: 0; width: 100%; }
.tp-page :target { scroll-margin-top: 100px; }

.tp-section { padding-block: clamp(5rem,8vw,8rem); }
.tp-section--paper { background: var(--paper); }
.tp-kicker { display: flex; align-items: center; gap: .75rem; color: var(--blue); font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.tp-kicker::before { content: ""; width: 25px; height: 2px; background: var(--green); }
.tp-kicker--light { color: #b7cce0; }
.tp-section-heading { max-width: 850px; margin-bottom: clamp(2.5rem,5vw,4rem); }
.tp-section-heading h2, .tp-project-head h2, .tp-energy-copy h2 { margin-top: 1rem; font-size: clamp(2.35rem,4.5vw,4.25rem); line-height: 1.08; font-weight: 500; }
.tp-section-heading > p:last-child { margin-top: 1.1rem; max-width: 67ch; font-size: clamp(1.02rem,1.4vw,1.22rem); color: var(--ink-55); line-height: 1.65; }
.tp-section-heading--light h2 { color: #fff; }
.tp-section-heading--light > p:last-child { color: #c6d7e8; }

/* Hero: a restrained engineering plate over real tyre photography. */
.tp-hero { position: relative; isolation: isolate; color: #fff; background: #102b4b; padding-block: clamp(4.5rem,8vw,7.5rem) 0; }
.tp-hero-photo { position: absolute; z-index: -2; inset: 0 0 0 47%; background: url('/assets/blog/used-tyres.jpg') center/cover no-repeat; opacity: .22; filter: grayscale(.35); }
.tp-hero::before { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg,#102b4b 0%,rgba(16,43,75,.97) 44%,rgba(16,43,75,.57) 100%); }
.tp-hero-grid { display: grid; grid-template-columns: minmax(0,1.08fr) minmax(350px,.92fr); align-items: center; gap: clamp(3rem,6vw,7rem); }
.tp-hero-copy { padding-bottom: clamp(4rem,6vw,6rem); }
.tp-hero h1 { max-width: 13ch; margin-top: 1.6rem; color: #fff; font-size: clamp(3.2rem,5.5vw,6rem); font-weight: 500; line-height: 1.015; }
.tp-hero-statement { max-width: 27ch; margin-top: 1.7rem; color: #fff; font-family: var(--font-display); font-size: clamp(1.42rem,2vw,2rem); font-weight: 500; line-height: 1.25; }
.tp-hero-lead { max-width: 62ch; margin-top: 1.25rem; color: #c9d9e8; font-size: 1.02rem; line-height: 1.7; }
.tp-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2.25rem; }
.tp-hero-plate { align-self: end; margin-bottom: clamp(4rem,6vw,6rem); padding: 1.25rem 1.3rem 1.35rem; background: rgba(13,36,63,.9); border: 1px solid rgba(170,203,228,.34); box-shadow: 0 26px 70px rgba(5,18,34,.35); }
.tp-plate-top { display: flex; justify-content: space-between; gap: 1rem; color: #b8cbdf; font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.tp-plate-top span:first-child { color: #88d09b; }
.tp-plate-visual { margin: 1.2rem 0 .7rem; border-block: 1px solid rgba(170,203,228,.22); }
.tp-plate-visual svg { width: 100%; height: auto; }
.tp-hero-plate p { color: #c6d6e5; font-size: .84rem; line-height: 1.55; }
.tp-hero-streams { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid rgba(190,216,234,.28); }
.tp-hero-streams span { min-height: 64px; display: flex; align-items: center; padding: .8rem 1.1rem; border-right: 1px solid rgba(190,216,234,.2); color: #e4eef5; font-size: .85rem; font-weight: 600; }
.tp-hero-streams span:first-child { padding-left: 0; }
.tp-hero-streams span:last-child { border-right: 0; }
.tp-hero-streams span::before { content: ""; width: 6px; height: 6px; margin-right: .7rem; background: var(--green); flex: 0 0 auto; }

/* Technical tyre cutaway. */
.tp-anatomy { display: grid; grid-template-columns: minmax(0,1.18fr) minmax(300px,.82fr); gap: clamp(2rem,6vw,6rem); align-items: center; }
.tp-anatomy-figure { margin: 0; background: #102b4b; }
.tp-anatomy-figure img { width: 100%; height: auto; }
.tp-anatomy-figure figcaption { padding: 1rem 1.3rem 1.25rem; color: #c5d7e6; font-size: .82rem; line-height: 1.6; }
.tp-anatomy-copy h3 { max-width: 15ch; font-size: clamp(1.8rem,2.3vw,2.5rem); font-weight: 500; }
.tp-anatomy-copy > p { max-width: 49ch; margin-top: 1rem; color: var(--ink-55); }
.tp-anatomy-key { list-style: none; padding: 0; margin-top: 1.75rem; border-top: 1px solid var(--line-strong); }
.tp-anatomy-key li { display: grid; grid-template-columns: 2rem 1fr; gap: 1rem; padding: .9rem 0; border-bottom: 1px solid var(--line); }
.tp-anatomy-key li > span { display: grid; place-items: center; width: 1.8rem; height: 1.8rem; border-radius: 50%; background: var(--navy); color: #fff; font-size: .8rem; font-weight: 700; }
.tp-anatomy-key li:nth-child(1) > span { background: var(--green-600); }
.tp-anatomy-key li:nth-child(2) > span { background: #698aa9; }
.tp-anatomy-key li:nth-child(3) > span { background: #d1dae1; color: var(--navy); }
.tp-anatomy-key li:nth-child(4) > span { background: #89b7cf; color: var(--navy); }
.tp-anatomy-key strong { display: block; color: var(--navy); font-size: .93rem; }
.tp-anatomy-key small { display: block; margin-top: .2rem; color: var(--ink-55); font-size: .8rem; line-height: 1.5; }

/* Primary flow: each connection has a purpose; steel leaves before the reactor. */
.tp-process { background: #102b4b; color: #dae8f3; }
.tp-flow { margin: 0; padding: clamp(1.25rem,3vw,2.5rem); border: 1px solid #496984; background: #153557; }
.tp-flow-top { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px solid #496984; padding-bottom: .85rem; color: #a8c5db; font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.tp-flow-main { display: grid; grid-template-columns: minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1.1fr); align-items: stretch; gap: .55rem; padding-block: 2rem 1.2rem; }
.tp-flow-node { display: flex; flex-direction: column; align-items: flex-start; min-height: 178px; padding: 1rem; background: #1c4267; border: 1px solid #6483a0; }
.tp-flow-node strong { color: #fff; line-height: 1.25; font-size: .92rem; }
.tp-flow-node small { display: block; margin-top: .5rem; color: #c1d4e2; font-size: .73rem; line-height: 1.45; }
.tp-flow-reactor { border-color: #5bb16e; background: #18465b; }
.tp-flow-arrow { position: relative; align-self: center; height: 2px; width: 100%; background: #6bb483; }
.tp-flow-arrow::after { content: ""; position: absolute; right: 0; top: -4px; border-left: 7px solid #6bb483; border-top: 5px solid transparent; border-bottom: 5px solid transparent; }
.tp-flow-icon { display: block; position: relative; width: 32px; height: 32px; margin-bottom: 1.1rem; color: #9ac4df; }
.tp-icon-tyre { border: 4px solid currentColor; border-radius: 50%; box-shadow: inset 0 0 0 4px #1c4267, inset 0 0 0 7px currentColor; }
.tp-icon-cut::before, .tp-icon-cut::after { content: ""; position: absolute; left: 3px; top: 15px; width: 27px; border-top: 3px solid currentColor; transform: rotate(32deg); }
.tp-icon-cut::after { transform: rotate(-32deg); }
.tp-icon-sort { border: 2px solid currentColor; border-radius: 3px; }
.tp-icon-sort::before, .tp-icon-sort::after { content: ""; position: absolute; top: 9px; left: 0; width: 28px; border-top: 2px solid currentColor; transform: rotate(27deg); }
.tp-icon-sort::after { transform: rotate(-27deg); }
.tp-icon-reactor { width: 34px; height: 28px; margin-top: 2px; border: 2px solid #78c88e; border-radius: 7px; }
.tp-icon-reactor::before { content: ""; position: absolute; left: 14px; top: -9px; height: 7px; border-left: 2px solid #78c88e; }
.tp-before-reactor { margin-top: auto; padding-top: .85rem; color: #b9d8c2; font-size: .7rem; line-height: 1.5; }
.tp-flow-rubber { width: fit-content; margin: 0 auto 1rem; padding: .4rem .85rem; border: 1px solid #5f869d; color: #d2e4ee; font-size: .74rem; }
.tp-flow-branches { position: relative; display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; border-top: 1px solid #5d839e; padding-top: 2rem; }
.tp-flow-branches > div { position: relative; padding: 1rem 1.15rem 1.2rem; border: 1px solid #5c7b98; background: #102f50; }
.tp-branch-line { position: absolute; left: 50%; top: -2rem; height: 2rem; border-left: 1px solid #86adbf; }
.tp-flow-branches strong, .tp-flow-branches b { display: block; color: #fff; font-size: .9rem; line-height: 1.3; }
.tp-flow-branches small { display: block; margin-block: .4rem .85rem; color: #b7cde0; font-size: .76rem; line-height: 1.45; }
.tp-flow-branches b { color: #a4d9af; font-weight: 600; }
.tp-flow figcaption { margin-top: 1.3rem; color: #b3cbdd; font-size: .72rem; line-height: 1.5; }
.tp-steps { list-style: none; display: grid; grid-template-columns: repeat(7,minmax(0,1fr)); gap: 0; margin-top: 3.5rem; padding: 0; border-top: 1px solid #52708a; }
.tp-steps li { padding: 1.15rem .85rem 0; border-left: 1px solid #52708a; }
.tp-steps li:last-child { border-right: 1px solid #52708a; }
.tp-steps li > span { display: block; margin-bottom: 1.3rem; color: #84d498; font-weight: 700; font-size: .78rem; }
.tp-steps h3 { color: #fff; font-family: var(--font-body); font-size: .9rem; font-weight: 600; line-height: 1.35; }
.tp-steps p { margin-top: .6rem; color: #bfd0e0; font-size: .75rem; line-height: 1.55; }

/* Streams and downstream qualification. */
.tp-stream-diagram { margin: 0 0 3.5rem; padding: 2rem; border: 1px solid var(--line-strong); background: var(--paper); }
.tp-stream-origin { display: grid; justify-items: center; text-align: center; }
.tp-stream-tyre { position: relative; width: 70px; height: 70px; border: 10px solid var(--navy); border-radius: 50%; box-shadow: inset 0 0 0 6px var(--paper), inset 0 0 0 9px var(--blue); }
.tp-stream-tyre::after { content: ""; position: absolute; inset: -14px; border: 1px dashed var(--blue); border-radius: 50%; }
.tp-stream-origin strong { margin-top: 1rem; color: var(--navy); font-size: .98rem; }
.tp-stream-origin small { color: var(--ink-55); font-size: .76rem; }
.tp-stream-four { display: grid; grid-template-columns: repeat(4,1fr); position: relative; gap: 1.3rem; margin-top: 2.2rem; border-top: 1px solid #8ca9bf; padding-top: 1.5rem; }
.tp-stream-four::before { content: ""; position: absolute; left: 50%; bottom: 100%; height: 2rem; border-left: 1px solid #8ca9bf; }
.tp-stream-four > div { position: relative; min-height: 126px; padding: 1rem; border: 1px solid var(--line-strong); background: #fff; }
.tp-stream-four > div::before { content: ""; position: absolute; left: 50%; bottom: 100%; height: 1.5rem; border-left: 1px solid #8ca9bf; }
.tp-stream-symbol { display: block; height: 30px; color: var(--blue); font-size: 1.5rem; line-height: 1; font-weight: 500; }
.tp-stream-pellets { font-size: .9rem; letter-spacing: -.15em; }
.tp-stream-four strong { display: block; color: var(--navy); font-size: .9rem; }
.tp-stream-four small { display: block; margin-top: .3rem; color: var(--ink-55); font-size: .74rem; line-height: 1.45; }
.tp-stream-diagram figcaption { margin-top: 1.25rem; color: var(--ink-55); font-size: .75rem; line-height: 1.5; }
.tp-output-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 3rem; border-top: 1px solid var(--line-strong); }
.tp-output { padding: 2.25rem 0 2.5rem; border-bottom: 1px solid var(--line-strong); }
.tp-output-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; color: var(--green-600); font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.tp-output-top svg { width: 54px; height: 54px; fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.tp-output h3 { max-width: 17ch; margin-top: .2rem; font-size: clamp(1.55rem,2.3vw,2.25rem); font-weight: 500; }
.tp-output p { max-width: 64ch; margin-top: .85rem; color: var(--ink-55); font-size: .95rem; line-height: 1.68; }

/* Factual comparison. */
.tp-compare { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1rem; }
.tp-compare-side { padding: clamp(1.5rem,3vw,2.5rem); border: 1px solid var(--line-strong); background: #fff; }
.tp-compare-side h3 { font-size: clamp(1.65rem,2.3vw,2.4rem); font-weight: 500; }
.tp-compare-burn { border-top: 4px solid #b46b54; }
.tp-compare-thermal { border-top: 4px solid var(--green); }
.tp-compare-flow { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: .3rem; margin-block: 2rem; }
.tp-compare-flow > * { position: relative; display: flex; min-height: 82px; align-items: center; justify-content: center; text-align: center; padding: .6rem .35rem; background: #f5efec; color: #744634; font-size: .76rem; font-weight: 600; line-height: 1.35; }
.tp-compare-flow > *:not(:last-child)::after { content: "›"; position: absolute; right: -.38rem; z-index: 1; font-size: 1.3rem; color: #ad7d6d; }
.tp-compare-thermal .tp-compare-flow > * { background: var(--blue-050); color: var(--navy); }
.tp-compare-thermal .tp-compare-flow > *:not(:last-child)::after { color: var(--green-600); }
.tp-compare-flow strong { font-weight: 700; }
.tp-compare-side p { color: var(--ink-55); font-size: .92rem; line-height: 1.65; }
.tp-compare-conclusion { max-width: 78ch; margin-top: 2rem; padding-left: 1.3rem; border-left: 3px solid var(--green); color: var(--navy); font-family: var(--font-display); font-size: clamp(1.2rem,1.7vw,1.65rem); line-height: 1.45; }

/* Gas loop is visually separate from material products. */
.tp-energy-layout { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); align-items: center; gap: clamp(2rem,6vw,6rem); }
.tp-energy-copy h2 { max-width: 13ch; }
.tp-energy-copy > p:not(.tp-kicker) { max-width: 57ch; margin-top: 1.1rem; color: var(--ink-55); }
.tp-energy-copy .tp-note { padding-top: 1.2rem; border-top: 1px solid var(--line-strong); font-size: .88rem; }
.tp-energy-figure { margin: 0; }
.tp-energy-loop { position: relative; display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; gap: clamp(3rem,8vw,5rem); aspect-ratio: 1.2; padding: 1.5rem; border: 1px solid var(--line-strong); background: var(--paper); }
.tp-loop-node { display: grid; place-items: center; text-align: center; min-height: 92px; padding: 1rem; border: 1px solid var(--line-strong); background: #fff; color: var(--navy); font-size: .93rem; font-weight: 600; line-height: 1.35; }
.tp-loop-reactor { grid-area: 1/1; border-color: var(--green); }
.tp-loop-gas { grid-area: 1/2; }
.tp-loop-conditioning { grid-area: 2/2; }
.tp-loop-heat { grid-area: 2/1; }
.tp-loop-arrow { position: absolute; color: var(--green-600); font-size: 1.6rem; line-height: 1; }
.tp-loop-a { top: 24%; left: 49%; }
.tp-loop-b { top: 48%; right: 24%; }
.tp-loop-c { bottom: 24%; left: 49%; }
.tp-loop-d { top: 48%; left: 24%; }
.tp-energy-figure figcaption { margin-top: .7rem; color: var(--ink-55); font-size: .76rem; }

/* Material custody and project stages. */
.tp-trace { background: #143a6b; color: #dae8f3; }
.tp-trace-line { display: grid; grid-template-columns: repeat(7,minmax(0,1fr)); list-style: none; padding: 0; border-top: 1px solid #7190ae; }
.tp-trace-line li { position: relative; padding: 1.35rem .75rem 1rem; border-left: 1px solid #7190ae; }
.tp-trace-line li:last-child { border-right: 1px solid #7190ae; }
.tp-trace-line li::before { content: ""; position: absolute; top: -5px; left: -5px; width: 9px; height: 9px; background: #85d49c; border-radius: 50%; }
.tp-trace-line li > span { display: block; color: #99d6a7; font-size: .73rem; font-weight: 700; letter-spacing: .06em; }
.tp-trace-line strong { display: block; margin-top: 1rem; color: #fff; font-size: .88rem; line-height: 1.35; }
.tp-trace-line small { display: block; margin-top: .35rem; color: #c6d9e9; font-size: .74rem; line-height: 1.5; }
.tp-trace-reasons { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid #7190ae; }
.tp-trace-reasons p { max-width: 59ch; color: #d7e4ef; font-size: .92rem; }
.tp-rationale { display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(1.5rem,3vw,3rem); border-top: 1px solid var(--line-strong); }
.tp-rationale article { padding-top: 1.5rem; }
.tp-rationale article > span { color: var(--green-600); font-size: .75rem; font-weight: 700; }
.tp-rationale h3 { max-width: 16ch; margin-top: 2rem; font-size: clamp(1.4rem,2vw,2rem); font-weight: 500; }
.tp-rationale p { margin-top: .75rem; color: var(--ink-55); font-size: .93rem; }
.tp-project-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; }
.tp-project-status { flex: 0 0 auto; padding: .5rem .75rem; border: 1px solid #a2ceb0; color: var(--green-600); font-size: .75rem; font-weight: 700; }
.tp-project-intro { max-width: 76ch; margin-top: 1.25rem; color: var(--ink-55); font-size: 1.02rem; }
.tp-project-timeline { list-style: none; display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); margin: 3rem 0 0; padding: 0; border-top: 1px solid var(--line-strong); }
.tp-project-timeline li { position: relative; padding: 1.25rem .8rem 1rem; border-left: 1px solid var(--line); }
.tp-project-timeline li:last-child { border-right: 1px solid var(--line); }
.tp-project-timeline li::before { content: ""; position: absolute; top: -5px; left: -5px; width: 9px; height: 9px; border: 2px solid var(--blue); border-radius: 50%; background: #fff; }
.tp-project-timeline li[data-status="completed"]::before { border-color: var(--green-600); background: var(--green-600); }
.tp-project-timeline li[data-status="current"]::before { width: 13px; height: 13px; top: -7px; left: -7px; border-color: var(--green-600); background: #fff; box-shadow: 0 0 0 3px var(--green-050); }
.tp-project-timeline li[data-status="upcoming"]::before { border-color: var(--ink-40); }
.tp-project-timeline li[data-status="completed"] small { color: var(--green-600); }
.tp-project-timeline li[data-status="current"] small { color: var(--navy); font-weight: 700; }
.tp-project-timeline li[data-status="upcoming"] small { color: var(--ink-55); }
.tp-project-timeline li > span { color: var(--green-600); font-size: .76rem; font-weight: 700; }
.tp-project-timeline h3 { margin-top: 1.3rem; font-size: 1.23rem; }
.tp-project-timeline p { min-height: 3.7rem; margin-top: .5rem; color: var(--ink-55); font-size: .8rem; line-height: 1.5; }
.tp-project-timeline small { display: inline-block; margin-top: 1rem; color: var(--blue); font-size: .71rem; font-weight: 600; }
.tp-timeline-note { margin-top: 1.25rem; color: var(--ink-55); font-size: .8rem; }

/* Commercial pathways and qualified contact. */
.tp-audiences { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 2.5rem; border-top: 1px solid var(--line-strong); }
.tp-audiences article { padding: 1.5rem 0; border-bottom: 1px solid var(--line-strong); }
.tp-audiences h3 { max-width: 26ch; font-size: clamp(1.25rem,1.7vw,1.75rem); font-weight: 500; }
.tp-audiences p { max-width: 58ch; margin-top: .55rem; color: var(--ink-55); font-size: .88rem; }
.tp-contact-layout { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.25fr); gap: clamp(2rem,5vw,5rem); margin-top: 4rem; }
.tp-contact-aside { padding-top: 1.5rem; border-top: 3px solid var(--navy); }
.tp-contact-aside h3 { max-width: 17ch; font-size: clamp(1.65rem,2.5vw,2.5rem); font-weight: 500; }
.tp-contact-aside p { max-width: 42ch; margin-top: 1.3rem; color: var(--ink-55); }
.tp-contact-aside a, .tp-contact-aside span { display: block; margin-top: 1.3rem; color: var(--blue); font-size: .9rem; font-weight: 600; overflow-wrap: anywhere; }
.tp-contact-aside span { margin-top: .3rem; color: var(--navy); }
.tp-form { display: grid; gap: 1.1rem; padding: clamp(1.4rem,3vw,2.5rem); border: 1px solid var(--line-strong); background: #fff; }
.tp-form-row { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1rem; }
.tp-form .field { min-width: 0; }
.tp-form .field label { display: block; }
.tp-form .field label > span[aria-hidden] { color: var(--green-600); }
.tp-form .field textarea { min-height: 120px; }
.tp-form .btn { justify-self: start; margin-top: .3rem; }
.tp-form .btn:disabled { opacity: .65; cursor: wait; }
.tp-optional { margin-left: .3rem; color: var(--ink-55); font-size: .76rem; font-weight: 400; }
.tp-form-status { font-size: .88rem; font-weight: 600; color: var(--green-600); }
.tp-form-status.is-error { color: #a52727; }
.tp-form .form-note { color: var(--ink-55); font-size: .78rem; line-height: 1.5; }

.tp-faq-list { max-width: 950px; border-top: 1px solid var(--line-strong); }
.tp-faq-list details { border-bottom: 1px solid var(--line-strong); }
.tp-faq-list summary { position: relative; padding: 1.35rem 2.5rem 1.35rem 0; list-style: none; cursor: pointer; color: var(--navy); font-family: var(--font-display); font-size: clamp(1.13rem,1.5vw,1.42rem); font-weight: 600; line-height: 1.35; }
.tp-faq-list summary::-webkit-details-marker { display: none; }
.tp-faq-list summary::after { content: "+"; position: absolute; right: .2rem; top: 1.15rem; color: var(--green-600); font-family: var(--font-body); font-size: 1.4rem; font-weight: 400; }
.tp-faq-list details[open] summary::after { content: "−"; }
.tp-faq-list details p { max-width: 78ch; padding: 0 2.5rem 1.5rem 0; color: var(--ink-55); font-size: .94rem; line-height: 1.7; }

@media (max-width: 1100px) {
  .tp-page .nav-list a { font-size: 1rem; }
  .tp-page .nav-cta-wrap .btn { font-size: .94rem; }
}
@media (max-width: 980px) {
  .tp-hero-grid { grid-template-columns: 1fr; gap: 0; }
  .tp-hero-copy { padding-bottom: 2rem; }
  .tp-hero-plate { width: min(100%,620px); margin-bottom: 3.5rem; }
  .tp-hero h1 { max-width: 16ch; }
  .tp-anatomy { grid-template-columns: 1fr; }
  .tp-anatomy-figure { max-width: 760px; }
  .tp-energy-layout { grid-template-columns: 1fr; }
  .tp-energy-figure { max-width: 680px; }
  .tp-steps { grid-template-columns: repeat(4,1fr); }
  .tp-steps li { padding-bottom: 1.3rem; border-bottom: 1px solid #52708a; }
  .tp-trace-line { grid-template-columns: repeat(4,1fr); }
  .tp-trace-line li { border-bottom: 1px solid #7190ae; }
}
@media (max-width: 760px) {
  .tp-section { padding-block: 4.5rem; }
  .tp-hero { padding-top: 4.5rem; }
  .tp-hero-photo { inset-inline-start: 20%; opacity: .14; }
  .tp-hero-streams { grid-template-columns: repeat(2,1fr); }
  .tp-hero-streams span:nth-child(2) { border-right: 0; }
  .tp-flow-top { display: none; }
  .tp-flow-main { display: flex; flex-direction: column; padding-top: .5rem; }
  .tp-flow-node { min-height: 0; }
  .tp-flow-arrow { align-self: center; width: 2px; height: 24px; margin-block: .2rem; }
  .tp-flow-arrow::after { top: auto; right: -4px; bottom: 0; border-top: 7px solid #6bb483; border-left: 5px solid transparent; border-right: 5px solid transparent; border-bottom: 0; }
  .tp-flow-rubber { margin-top: 1rem; text-align: center; }
  .tp-flow-branches { grid-template-columns: 1fr; gap: .7rem; margin-top: 1rem; padding-top: 1.3rem; border-top: 0; border-left: 1px solid #5d839e; }
  .tp-flow-branches > div { margin-left: 1.2rem; }
  .tp-branch-line { left: -1.2rem; top: 50%; height: 0; width: 1.2rem; border-left: 0; border-top: 1px solid #86adbf; }
  .tp-steps { grid-template-columns: repeat(2,1fr); }
  .tp-stream-four { grid-template-columns: repeat(2,1fr); }
  .tp-stream-four > div:nth-child(n+3)::before { display: none; }
  .tp-output-grid, .tp-compare, .tp-audiences, .tp-contact-layout { grid-template-columns: 1fr; }
  .tp-compare-flow { margin-block: 1.25rem; }
  .tp-rationale { grid-template-columns: 1fr; gap: 1.5rem; }
  .tp-rationale h3 { margin-top: .7rem; }
  .tp-project-timeline { grid-template-columns: repeat(2,1fr); }
  .tp-project-timeline li { border-bottom: 1px solid var(--line); }
  .tp-trace-line { grid-template-columns: repeat(2,1fr); }
  .tp-trace-reasons { grid-template-columns: 1fr; gap: 1rem; }
  .tp-contact-layout { gap: 2rem; }
}
@media (max-width: 520px) {
  .tp-hero h1 { font-size: clamp(2.75rem,13vw,3.8rem); }
  .tp-hero-statement { font-size: 1.45rem; }
  .tp-actions { flex-direction: column; align-items: stretch; }
  .tp-hero-streams span { font-size: .73rem; padding-inline: .65rem; }
  .tp-hero-streams span:first-child { padding-left: 0; }
  .tp-hero-plate { padding: 1rem; }
  .tp-anatomy-figure figcaption { font-size: .73rem; }
  .tp-flow { padding: 1rem; }
  .tp-flow-node strong, .tp-flow-branches strong, .tp-flow-branches b { font-size: .96rem; }
  .tp-flow-node small, .tp-before-reactor, .tp-flow-branches small, .tp-flow figcaption { font-size: .84rem; }
  .tp-steps { grid-template-columns: 1fr; }
  .tp-steps li { display: grid; grid-template-columns: 2rem 1fr; gap: 0 .7rem; padding: .85rem .6rem; }
  .tp-steps li > span { grid-row: 1/3; margin: 0; }
  .tp-steps p { margin-top: .25rem; font-size: .86rem; }
  .tp-stream-diagram { padding: 1rem; }
  .tp-stream-four { grid-template-columns: 1fr; gap: .5rem; margin-left: 1.15rem; border-top: 0; border-left: 1px solid #8ca9bf; padding: 0 0 0 1.1rem; }
  .tp-stream-four::before { left: -1px; bottom: 100%; height: 2rem; }
  .tp-stream-four > div { min-height: 0; padding: .75rem 1rem; }
  .tp-stream-four > div::before, .tp-stream-four > div:nth-child(n+3)::before { display: block; left: -1.1rem; top: 50%; width: 1.1rem; height: 0; border-left: 0; border-top: 1px solid #8ca9bf; }
  .tp-stream-four strong { font-size: .9rem; }
  .tp-stream-four small { font-size: .82rem; }
  .tp-compare-flow { grid-template-columns: 1fr; }
  .tp-compare-flow > * { min-height: 48px; font-size: .84rem; }
  .tp-compare-flow > *:not(:last-child)::after { right: auto; top: calc(100% - .45rem); left: 50%; transform: rotate(90deg); }
  .tp-energy-loop { gap: 2.3rem; padding: .7rem; aspect-ratio: 1; }
  .tp-loop-node { min-height: 76px; padding: .4rem; font-size: .82rem; }
  .tp-loop-a { left: 47%; }
  .tp-loop-c { left: 47%; }
  .tp-project-head { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .tp-project-timeline { grid-template-columns: 1fr; }
  .tp-trace-line { grid-template-columns: 1fr; }
  .tp-trace-line li { padding: .75rem 1.1rem; }
  .tp-trace-line strong { margin-top: .25rem; }
  .tp-trace-line small { font-size: .83rem; }
  .tp-project-timeline li { display: grid; grid-template-columns: 2rem 1fr; gap: 0 .7rem; padding: .9rem; }
  .tp-project-timeline h3 { margin: 0; }
  .tp-project-timeline p { grid-column: 2; min-height: 0; margin-top: .25rem; font-size: .85rem; }
  .tp-project-timeline small { grid-column: 2; margin-top: .3rem; }
  .tp-form-row { grid-template-columns: 1fr; }
  .tp-form .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .tp-page *, .tp-page *::before, .tp-page *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}