/* ============================================================
   Times20 — Homepage styles
   Built on the Times20 DS tokens. Light-first & warm; one bold
   graphite "research" band with the monogram pattern. Editorial,
   airy, hairline-led. All values reference DS custom properties.
   ============================================================ */

.t20s {
  background: var(--surface-page);
  /* author-tunable (Tweaks) */
  --hero-scale: 1;
  --warm: var(--t20-sand-100);
  --warm-2: var(--t20-sand-200);
  --warm-50: var(--t20-sand-50);
}
.t20s-container { width: 100%; max-width: var(--container-max); margin-inline: auto; padding-inline: clamp(20px, 5vw, 48px); }

/* ---------- Reveal-on-scroll ---------- */
/* Reveal is VISIBLE by default; the hidden start-state is applied only once JS adds
   .reveal-armed to the root (and that only happens inside requestAnimationFrame, i.e.
   a real painting context). So exports, screenshots and background tabs always show
   content, while a live tab gets the fade-in. */
.reveal { transition: opacity 640ms var(--ease-out), transform 640ms var(--ease-out); will-change: opacity, transform; }
.t20s.reveal-armed .reveal { opacity: 0; transform: translateY(18px); }
.t20s.reveal-armed .reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }
.reveal[data-delay="4"] { transition-delay: 320ms; }
.motion-off .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1 !important; transform: none !important; transition: none !important; } }
@media print { .reveal, .t20s-bench-peer, .t20s-bench-you { opacity: 1 !important; transform: none !important; transition: none !important; } }

/* ---------- Shared bits ---------- */
.t20s-eyebrow { display: inline-flex; align-items: center; gap: var(--space-3); font: var(--type-eyebrow); text-transform: uppercase; letter-spacing: var(--ls-wider); color: var(--text-secondary); }
.t20s-eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; opacity: 0.5; }
.t20s-textlink { display: inline-flex; align-items: center; gap: var(--space-2); font: var(--type-label); color: var(--text-primary); white-space: nowrap; transition: gap var(--dur-base) var(--ease-standard); }
.t20s-textlink svg { transition: transform var(--dur-base) var(--ease-standard); }
.t20s-textlink:hover { gap: var(--space-3); }
.t20s-textlink:hover svg { transform: translateX(2px); }

/* ================= HEADER ================= */
.t20s-header { position: sticky; top: 0; z-index: var(--z-sticky); background: color-mix(in srgb, var(--surface-page) 82%, transparent); backdrop-filter: saturate(1.1) blur(10px); border-bottom: 1px solid transparent; transition: border-color var(--dur-base) var(--ease-standard), background var(--dur-base) var(--ease-standard); }
.t20s-header.is-stuck { border-bottom-color: var(--border-subtle); }
.t20s-header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: var(--space-8); }
.t20s-logo { display: flex; align-items: center; color: var(--text-primary); }
.t20s-logo svg { height: 26px; width: auto; }
.t20s-nav { display: flex; align-items: center; gap: var(--space-8); }
.t20s-navlink { position: relative; font: var(--type-label); color: var(--text-secondary); padding: 6px 0; transition: color var(--dur-fast) var(--ease-standard); }
.t20s-navlink::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1.5px; background: var(--text-primary); transition: right var(--dur-base) var(--ease-standard); }
.t20s-navlink:hover { color: var(--text-primary); }
.t20s-navlink:hover::after { right: 0; }
.t20s-header-right { display: flex; align-items: center; gap: var(--space-5); }

/* language toggle */
.t20s-lang { display: inline-flex; align-items: center; border: 1px solid var(--border-default); border-radius: var(--radius-pill); padding: 2px; gap: 2px; }
.t20s-lang button { appearance: none; border: 0; background: transparent; cursor: pointer; font: var(--type-label-sm); font-weight: var(--fw-semibold); letter-spacing: 0.04em; color: var(--text-tertiary); padding: 4px 10px; border-radius: var(--radius-pill); transition: color var(--dur-fast) var(--ease-standard), background var(--dur-fast) var(--ease-standard); }
.t20s-lang button.is-active { background: var(--action-primary-bg); color: var(--action-primary-fg); }

.t20s-menu-btn { display: none; }

/* ================= HERO ================= */
.t20s-hero { position: relative; overflow: hidden; background: var(--warm); border-bottom: 1px solid var(--border-warm); min-height: clamp(560px, 78vh, 760px); display: flex; align-items: center; }
.t20s-hero-pattern { position: absolute; inset: 0 -6% 0 58%; background-image: url("assets/patterns/brand-pattern-seamless.png"); background-size: 440px auto; opacity: 0.05; -webkit-mask-image: linear-gradient(90deg, transparent, #000 85%); mask-image: linear-gradient(90deg, transparent, #000 85%); pointer-events: none; }
.t20s-hero-inner { position: relative; z-index: 1; display: block; padding-block: clamp(64px, 9vw, 132px); width: 100%; }
.t20s-hero-cue { position: absolute; left: 50%; bottom: clamp(16px, 3vh, 32px); transform: translateX(-50%); display: inline-flex; flex-direction: column; align-items: center; gap: 6px; background: transparent; border: 0; padding: 8px 12px; color: var(--text-tertiary); font: var(--type-label-sm); letter-spacing: 0.04em; text-transform: uppercase; cursor: pointer; opacity: 0.85; transition: opacity .2s ease, color .2s ease; }
.t20s-hero-cue:hover { opacity: 1; color: var(--text-primary); }
.t20s-hero-cue svg { animation: t20sCueBob 2.2s ease-in-out infinite; }
@keyframes t20sCueBob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(4px); } }
@media (prefers-reduced-motion: reduce) { .t20s-hero-cue svg { animation: none; } }
@media (max-height: 560px) { .t20s-hero-cue { display: none; } }
@media (max-width: 640px) {
  .t20s-hero { min-height: clamp(520px, 88vh, 680px); }
  .t20s-hero-inner { padding-block: clamp(56px, 12vw, 96px) clamp(96px, 18vw, 140px); }
  .t20s-hero-cue { bottom: clamp(20px, 4vh, 36px); }
  .t20s-logo svg { height: 52px; }
}
.t20s-hero-title { font-family: var(--font-display); font-weight: var(--fw-extrabold); text-transform: uppercase; letter-spacing: -0.035em; line-height: 0.92; font-size: calc(clamp(40px, 6.1vw, 84px) * var(--hero-scale)); color: var(--text-primary); margin: var(--space-6) 0 var(--space-6); }
.t20s-hero-title .ln2 { color: var(--text-tertiary); }
.t20s-hero-sub { font: var(--type-body); color: var(--text-secondary); max-width: 30em; }
.t20s-hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }
.t20s-hero-proof { margin-top: var(--space-8); font: var(--type-label-sm); color: var(--text-tertiary); letter-spacing: 0.01em; max-width: none; }

/* hero side: stat / proof card */
.t20s-hero-aside { display: flex; flex-direction: column; gap: var(--space-4); }
.t20s-statcard { background: var(--surface-card); border: 1px solid var(--border-warm); border-radius: var(--radius-xl); padding: var(--space-6); box-shadow: var(--shadow-md); }
.t20s-statcard-top { display: flex; align-items: center; justify-content: space-between; }
.t20s-statcard-fig { font-family: var(--font-display); font-weight: var(--fw-bold); font-size: 76px; line-height: 1; letter-spacing: -0.05em; color: var(--text-primary); margin: var(--space-4) 0 var(--space-3); display: flex; align-items: baseline; }
.t20s-statcard-fig .unit { font-size: 24px; font-weight: var(--fw-medium); color: var(--text-tertiary); margin-left: 8px; letter-spacing: 0; }
.t20s-statcard-label { font: var(--type-body-sm); color: var(--text-secondary); }
.t20s-statcard-divider { height: 1px; background: var(--border-subtle); margin: var(--space-5) 0; }
.t20s-statcard-meta { display: flex; align-items: center; gap: var(--space-2); font: var(--type-label-sm); color: var(--text-tertiary); }
.t20s-statcard-meta img { width: 16px; height: 16px; opacity: 0.55; }

/* ================= ENTRY POINTS ================= */
.t20s-entry { background: var(--surface-page); border-bottom: 1px solid var(--border-subtle); }
.t20s-entry-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.t20s-entry-item { padding: var(--space-10) var(--space-6) var(--space-8) 0; display: flex; flex-direction: column; min-height: 220px; }
.t20s-entry-item + .t20s-entry-item { padding-left: var(--space-8); border-left: 1px solid var(--border-subtle); }
.t20s-entry-head { display: flex; align-items: baseline; gap: var(--space-3); }
.t20s-entry-n { font-family: var(--font-display); font-weight: var(--fw-light); font-size: 30px; letter-spacing: -0.02em; color: var(--text-primary); }
.t20s-entry-tag { font: var(--type-label-sm); font-weight: var(--fw-semibold); text-transform: uppercase; letter-spacing: 0.08em; color: var(--status-caution); }
.t20s-entry-t { font: var(--type-h4); margin: var(--space-4) 0 var(--space-2); }
.t20s-entry-d { font: var(--type-body-sm); color: var(--text-secondary); flex: 1; max-width: 34ch; }
.t20s-entry-link { margin-top: var(--space-5); }

/* ================= GENERIC SECTION ================= */
.t20s-section { padding-block: clamp(64px, var(--rhythm, 8.5vw), 124px); }
.t20s-section--warm { background: var(--warm-50); border-block: 1px solid var(--border-warm); }
.t20s-section--sand { background: var(--warm); border-block: 1px solid var(--border-warm); }
.t20s-head { max-width: 760px; }
.t20s-title { font-family: var(--font-display); font-weight: var(--fw-bold); letter-spacing: -0.025em; line-height: 1.02; font-size: clamp(30px, 4.2vw, 52px); color: var(--text-primary); margin: var(--space-5) 0 0; white-space: pre-line; }
.t20s-lead { font: var(--type-body-lg); color: var(--text-secondary); max-width: 56ch; margin-top: var(--space-5); }

/* ================= CHALLENGE + WHY ================= */
.t20s-challenge-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.t20s-challenge-body { font-family: var(--font-display); font-weight: var(--fw-medium); font-size: clamp(22px, 2.3vw, 30px); line-height: 1.3; letter-spacing: -0.015em; color: var(--text-primary); text-wrap: pretty; }
.t20s-why { padding-top: var(--space-2); margin-top: clamp(8px, 5vw, 64px); }
.t20s-why-label { font-family: var(--font-display); font-weight: var(--fw-bold); font-size: clamp(24px, 2.6vw, 34px); letter-spacing: -0.025em; line-height: 1.05; color: var(--text-primary); }
.t20s-why-list { list-style: none; margin: var(--space-5) 0 0; padding: 0; }
.t20s-why-list li { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4) 0; border-bottom: 1px solid var(--border-subtle); font: var(--type-body); color: var(--text-primary); }
.t20s-why-list li svg { flex: none; width: 18px; height: 18px; margin-top: 3px; color: var(--text-primary); }

/* ================= SERVICES ================= */
.t20s-section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-8); flex-wrap: wrap; margin-bottom: var(--space-12); }
.t20s-offer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); align-items: stretch; }
.t20s-offer { display: flex; flex-direction: column; background: var(--surface-card); border: 1px solid var(--border-warm); border-radius: var(--radius-lg); padding: var(--space-6); transition: transform var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard), border-color var(--dur-base) var(--ease-standard); }
.t20s-offer:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--border-default); }
.t20s-offer--featured { border-color: var(--border-warm); box-shadow: none; }
.t20s-offer-top { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-5); }
.t20s-offer-n { font-family: var(--font-display); font-weight: var(--fw-light); font-size: clamp(52px, 5.4vw, 72px); line-height: 0.9; letter-spacing: -0.04em; color: var(--text-primary); }
.t20s-offer-icon { display: none; }
.t20s-offer-t { font: var(--type-h4); margin: 0 0 var(--space-3); min-height: 2.5em; }
.t20s-offer-d { font: var(--type-body); color: var(--text-secondary); margin-bottom: var(--space-5); min-height: 3em; }
.t20s-offer-bullets { list-style: none; margin: 0 0 var(--space-5); padding: 0; display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.t20s-offer-bullets li { display: flex; gap: var(--space-3); align-items: flex-start; font: var(--type-body-sm); color: var(--text-primary); }
.t20s-offer-bullets li svg { flex: none; width: 16px; height: 16px; margin-top: 3px; color: var(--text-tertiary); }
.t20s-offer-note { font: var(--type-label-sm); color: var(--text-tertiary); font-style: italic; margin-bottom: var(--space-5); }
.t20s-offer-foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-top: auto; padding-top: var(--space-5); }
.t20s-offer-meta { font: var(--type-label-sm); color: var(--text-tertiary); }

/* ================= RESEARCH (dark band) ================= */
.t20s-research { position: relative; overflow: hidden; background: var(--t20-graphite-950); color: var(--t20-white); padding-block: clamp(64px, 9vw, 128px); }
.t20s-research::before { content: ""; position: absolute; inset: 0 -8% 0 50%; background-image: url("assets/patterns/brand-pattern-seamless.png"); background-size: 480px auto; opacity: 0.10; -webkit-mask-image: linear-gradient(90deg, transparent, #000 72%); mask-image: linear-gradient(90deg, transparent, #000 72%); pointer-events: none; }
.t20s-research-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 0.9fr; gap: clamp(40px, 6vw, 88px); align-items: center; }
.t20s-research .t20s-eyebrow { color: var(--t20-graphite-300); }
.t20s-research-title { font-family: var(--font-display); font-weight: var(--fw-bold); letter-spacing: -0.025em; line-height: 1.0; font-size: clamp(40px, 5.4vw, 76px); color: var(--t20-white); margin: var(--space-5) 0 var(--space-6); }
.t20s-research-body { font: var(--type-body-lg); color: var(--t20-graphite-200); max-width: 50ch; margin-bottom: var(--space-8); }
.t20s-research-actions { display: flex; align-items: center; gap: var(--space-6); flex-wrap: wrap; }
.t20s-research-stats { display: flex; justify-content: space-between; gap: var(--space-6); margin-top: var(--space-12); }
.t20s-research-stat .num { font-family: var(--font-display); font-weight: var(--fw-bold); font-size: clamp(52px, 7vw, 92px); line-height: 0.9; letter-spacing: -0.04em; color: var(--t20-white); }
.t20s-research-stat .cap { display: block; font: var(--type-label-sm); color: var(--t20-graphite-400); margin-top: var(--space-2); max-width: 14ch; }

/* benchmark preview card */
.t20s-bench { background: var(--t20-graphite-900); border: 1px solid var(--t20-graphite-700); border-radius: var(--radius-xl); padding: var(--space-6); box-shadow: var(--shadow-xl); }
.t20s-bench-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-6); }
.t20s-bench-label { font: var(--type-label-sm); text-transform: uppercase; letter-spacing: 0.1em; color: var(--t20-graphite-400); }
.t20s-bench-legend { display: flex; gap: var(--space-4); }
.t20s-bench-leg { display: inline-flex; align-items: center; gap: 6px; font: var(--type-label-sm); color: var(--t20-graphite-300); }
.t20s-bench-leg i { width: 9px; height: 9px; border-radius: 2px; display: inline-block; }
.t20s-bench-leg.you i { background: var(--t20-white); }
.t20s-bench-leg.peers i { background: var(--t20-graphite-500); }
.t20s-bench-row + .t20s-bench-row { margin-top: var(--space-5); }
.t20s-bench-row-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--space-2); }
.t20s-bench-name { font: var(--type-label); color: var(--t20-graphite-100); }
.t20s-bench-pct { font-family: var(--font-display); font-weight: var(--fw-medium); font-size: var(--fs-sm); color: var(--t20-white); letter-spacing: -0.01em; }
.t20s-bench-track { position: relative; height: 8px; border-radius: var(--radius-pill); background: var(--t20-graphite-800); overflow: hidden; }
.t20s-bench-peer { position: absolute; inset: 0 auto 0 0; height: 100%; background: var(--t20-graphite-500); border-radius: var(--radius-pill); width: var(--w); transition: width 900ms var(--ease-out); }
.t20s-bench-you { position: absolute; inset: 0 auto 0 0; height: 100%; background: var(--t20-white); border-radius: var(--radius-pill); width: var(--w); transition: width 1100ms var(--ease-out); }
.t20s.reveal-armed .t20s-bench:not(.is-visible) .t20s-bench-peer,
.t20s.reveal-armed .t20s-bench:not(.is-visible) .t20s-bench-you { width: 0; }
.motion-off .t20s-bench-peer, .motion-off .t20s-bench-you { transition: none; }

/* ================= PROOF / TESTIMONIALS ================= */
/* ================= PROOF / TESTIMONIAL CAROUSEL ================= */
.t20s-proof { text-align: center; padding-block: clamp(56px, 6vw, 92px); }
.t20s-proof .t20s-title { text-align: center; }
.t20s-tcar { display: grid; grid-template-columns: 44px minmax(0, 1fr) 44px; align-items: center; gap: clamp(8px, 3vw, 40px); max-width: 920px; margin-inline: auto; }
.t20s-tcar-arrow { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: var(--radius-pill); border: 1px solid var(--border-default); background: var(--surface-card); color: var(--text-primary); cursor: pointer; transition: background var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard); }
.t20s-tcar-arrow:hover { background: var(--action-primary-bg); color: var(--action-primary-fg); border-color: var(--action-primary-bg); }
.t20s-tcar-arrow:active { transform: translateY(1px); }
.t20s-tcar-stage { min-height: clamp(220px, 24vw, 300px); display: flex; align-items: center; justify-content: center; }
.t20s-tcard { margin: 0; display: flex; flex-direction: column; align-items: center; gap: var(--space-5); animation: t20-tin 520ms var(--ease-out) both; }
.motion-off .t20s-tcard { animation: none; }
@keyframes t20-tin { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.t20s-tcard-logo { height: clamp(30px, 3.4vw, 42px); width: auto; max-width: 240px; object-fit: contain; object-position: center; }
.t20s-tcard-headline { font-family: var(--font-display); font-weight: var(--fw-bold); font-size: clamp(24px, 2.9vw, 38px); line-height: 1.12; letter-spacing: -0.03em; color: var(--text-primary); margin: 0; max-width: 22ch; text-wrap: balance; }
.t20s-tcard-quote { margin: 0; font: var(--type-body-lg); font-size: clamp(18px, 1.7vw, 22px); line-height: 1.5; color: var(--text-secondary); max-width: 60ch; text-wrap: pretty; }
.t20s-tcard-headline + .t20s-tcard-quote { color: var(--text-tertiary); font-size: clamp(16px, 1.4vw, 19px); }
.t20s-tcard-by { display: flex; flex-direction: column; gap: 2px; margin-top: var(--space-2); }
.t20s-tcard-name { font: var(--type-label); font-weight: var(--fw-semibold); color: var(--text-primary); }
.t20s-tcard-role { font: var(--type-label-sm); color: var(--text-tertiary); }

.t20s-tcar-nav { display: flex; flex-direction: column; align-items: center; gap: var(--space-5); margin-top: clamp(40px, 5vw, 64px); }
.t20s-tcar-navlabel { font: var(--type-label-sm); text-transform: uppercase; letter-spacing: 0.14em; color: var(--text-tertiary); }
.t20s-tcar-logos { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: clamp(20px, 5vw, 56px); }
.t20s-tcar-logo { display: inline-flex; flex-direction: column; align-items: center; gap: var(--space-3); border: 0; background: transparent; cursor: pointer; padding: 4px 0 0; }
.t20s-tcar-logo img { height: clamp(22px, 2.4vw, 30px); width: auto; max-width: 180px; object-fit: contain; filter: grayscale(1); opacity: 0.4; transition: filter var(--dur-base) var(--ease-standard), opacity var(--dur-base) var(--ease-standard); }
.t20s-tcar-logo:hover img { opacity: 0.7; }
.t20s-tcar-logo.is-active img { filter: none; opacity: 1; }
.t20s-tcar-track { display: block; width: clamp(48px, 6vw, 72px); height: 2px; background: var(--border-default); border-radius: var(--radius-pill); overflow: hidden; }
.t20s-tcar-fill { display: block; height: 100%; width: 100%; background: var(--text-primary); transform-origin: left; transform: scaleX(0); animation: t20-prog 7s linear forwards; }
@keyframes t20-prog { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ================= ABOUT ================= */
#about { padding-block: clamp(56px, 6vw, 96px); }
.t20s-about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 6vw, 88px); align-items: start; }
.t20s-about-photo { position: relative; }
.t20s-about-photo image-slot { width: 100%; height: clamp(380px, 36vw, 500px); aspect-ratio: auto; display: block; border: 1px solid var(--border-warm); border-radius: var(--radius-lg); overflow: hidden; }
.t20s-about-photo-cap { display: flex; flex-direction: column; gap: 2px; margin-top: var(--space-4); }
.t20s-about-photo-name { font: var(--type-label); color: var(--text-primary); }
.t20s-about-photo-role { font: var(--type-label-sm); color: var(--text-tertiary); }
.t20s-about-body { font: var(--type-body-lg); color: var(--text-secondary); margin-top: var(--space-5); text-wrap: pretty; }
.t20s-about-collective { font-family: var(--font-display); font-weight: var(--fw-medium); font-size: clamp(20px, 2vw, 26px); line-height: 1.34; letter-spacing: -0.01em; color: var(--text-primary); text-wrap: pretty; }
.t20s-about-meta { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); margin-top: var(--space-10); padding-top: var(--space-6); border-top: 1px solid var(--border-default); }
.t20s-about-meta-label { font: var(--type-eyebrow); text-transform: uppercase; letter-spacing: var(--ls-wider); color: var(--text-tertiary); margin-bottom: var(--space-4); }
.t20s-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.t20s-chip { font: var(--type-label-sm); font-weight: var(--fw-medium); color: var(--text-primary); border: 1px solid var(--border-default); border-radius: var(--radius-pill); padding: 5px 12px; }
.t20s-process { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.t20s-process-step { font: var(--type-label); font-weight: var(--fw-semibold); color: var(--text-primary); }
.t20s-process-sep { color: var(--text-tertiary); display: inline-flex; }

/* ================= CLOSING ================= */
.t20s-closing { background: var(--warm-2); border-top: 1px solid var(--border-warm); padding-block: clamp(56px, 7.5vw, 104px); }
.t20s-closing-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(40px, 5vw, 72px); align-items: center; }
.t20s-closing-title { font-family: var(--font-display); font-weight: var(--fw-bold); text-transform: uppercase; letter-spacing: -0.03em; line-height: 0.96; font-size: clamp(34px, 4.6vw, 62px); color: var(--text-primary); margin: var(--space-5) 0 var(--space-5); white-space: pre-line; }
.t20s-closing-sub { font: var(--type-body-lg); color: var(--text-secondary); max-width: 40ch; }
.t20s-closing-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }
.t20s-news { background: var(--surface-card); border: 1px solid var(--border-warm); border-radius: var(--radius-xl); padding: var(--space-8); box-shadow: var(--shadow-md); }
.t20s-news-title { font: var(--type-h4); margin-bottom: var(--space-2); }
.t20s-news-sub { font: var(--type-body-sm); color: var(--text-secondary); margin-bottom: var(--space-6); }
.t20s-news-form { display: flex; gap: var(--space-3); align-items: flex-end; }
.t20s-news-form > div:first-child { flex: 1; }
.t20s-news-ok { font: var(--type-label-sm); color: var(--status-positive); margin-top: var(--space-4); display: flex; align-items: center; gap: var(--space-2); }

/* ================= FOOTER ================= */
.t20s-footer { background: var(--t20-graphite-1000); color: var(--t20-white); padding-top: clamp(48px, 6vw, 84px); }
.t20s-footer-inner { display: grid; grid-template-columns: 1.5fr 2fr; gap: clamp(32px, 5vw, 72px); padding-bottom: var(--space-12); }
.t20s-footer-logo { color: var(--t20-white); margin-bottom: var(--space-5); }
.t20s-footer-logo svg { height: 26px; width: auto; }
.t20s-footer-tag { font-family: var(--font-display); font-weight: var(--fw-medium); font-size: var(--fs-lg); letter-spacing: -0.01em; color: var(--t20-graphite-200); max-width: 22ch; line-height: 1.3; }
.t20s-footer-cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.t20s-footer-col { display: flex; flex-direction: column; gap: var(--space-3); }
.t20s-footer-h { font: var(--type-eyebrow); text-transform: uppercase; letter-spacing: 0.12em; color: var(--t20-graphite-400); margin-bottom: var(--space-1); }
.t20s-footer-link { font: var(--type-body-sm); color: var(--t20-graphite-200); transition: color var(--dur-fast) var(--ease-standard); width: fit-content; }
.t20s-footer-link:hover { color: var(--t20-white); }
.t20s-footer-base { display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); padding-block: var(--space-6); border-top: 1px solid var(--t20-graphite-800); font: var(--type-label-sm); color: var(--t20-graphite-500); flex-wrap: wrap; }
.t20s-footer-base a { color: var(--t20-graphite-400); transition: color var(--dur-fast) var(--ease-standard); }
.t20s-footer-base a:hover { color: var(--t20-graphite-200); }
.t20s-footer-base-l { display: flex; gap: var(--space-4); align-items: center; flex-wrap: wrap; }

/* ================= RESPONSIVE ================= */
@media (max-width: 980px) {
  .t20s-hero-inner { grid-template-columns: 1fr; gap: var(--space-10); }
  .t20s-hero-aside { max-width: 420px; }
  .t20s-challenge-grid, .t20s-research-grid, .t20s-proof-grid, .t20s-about-grid, .t20s-closing-grid { grid-template-columns: 1fr; }
  .t20s-about-grid .t20s-about-photo { order: 2; }
  .t20s-about-grid > div:not(.t20s-about-photo) { order: 1; }
  .t20s-offer-grid { grid-template-columns: 1fr; max-width: 520px; }
  .t20s-footer-inner { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .t20s-nav { display: none; }
  .t20s-entry-grid { grid-template-columns: 1fr; }
  .t20s-entry-item { padding: var(--space-8) 0; min-height: 0; }
  .t20s-entry-item + .t20s-entry-item { padding-left: 0; border-left: 0; border-top: 1px solid var(--border-subtle); }
}
@media (max-width: 600px) {
  .t20s-research-stats { flex-direction: column; gap: var(--space-5); }
  .t20s-about-meta { grid-template-columns: 1fr; gap: var(--space-6); }
  .t20s-news-form { flex-direction: column; align-items: stretch; }
  .t20s-footer-cols { grid-template-columns: 1fr; }
  .t20s-footer-base { flex-direction: column; align-items: flex-start; }
}