/* ============================================================
   PENTÁGONO — editorial / swiss redesign
   Paper + ink + one vermilion accent. Type does the heavy lifting.
   ============================================================ */

:root {
    --paper: #F2EFE6;
    --paper-2: #EAE6D9;
    --ink: #16140E;
    --ink-soft: rgba(22, 20, 14, 0.64);
    --accent: #FF4400;
    --hairline: rgba(22, 20, 14, 0.22);
    --hairline-light: rgba(242, 239, 230, 0.24);
    --paper-soft: rgba(242, 239, 230, 0.62);

    --font-display: "Bricolage Grotesque", "Arial Black", sans-serif;
    --font-serif: "Instrument Serif", Georgia, serif;
    --font-mono: "Space Mono", "Courier New", monospace;

    --gutter: clamp(20px, 4vw, 64px);
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --header-h: 64px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }

body {
    font-family: var(--font-display);
    font-weight: 400;
    font-optical-sizing: auto;
    background: var(--paper);
    color: var(--ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
ul, ol { list-style: none; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

::selection { background: var(--accent); color: var(--paper); }

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* ---------- Utilities ---------- */
.mono {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    letter-spacing: 0;
    text-transform: none;
}

.accent { color: var(--accent); }

.skip-link {
    position: fixed;
    top: -100px;
    left: var(--gutter);
    z-index: 200;
    padding: 10px 18px;
    background: var(--ink);
    color: var(--paper);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-decoration: none;
    transition: top 0.2s var(--ease-out);
}
.skip-link:focus { top: 12px; }

/* ---------- Scroll progress ---------- */
.progress {
    position: fixed;
    inset: 0 0 auto 0;
    height: 3px;
    z-index: 150;
    pointer-events: none;
}
.progress span {
    display: block;
    height: 100%;
    width: 100%;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: 0 50%;
    will-change: transform;
}

/* ---------- Header ---------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--paper);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}
.header.is-scrolled { border-bottom-color: var(--hairline); }

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
    padding: 0 var(--gutter);
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.logo-mark { color: var(--accent); flex: none; }
.logo-text {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: 0.08em;
}
.logo-text sup {
    font-size: 0.5em;
    font-weight: 400;
    vertical-align: super;
    margin-left: 2px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: clamp(20px, 3vw, 44px);
}
.nav-links a {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    text-decoration: none;
    position: relative;
}
.nav-index {
    color: var(--accent);
    margin-right: 6px;
    font-size: 0.62rem;
}
.nav-links a:not(.nav-cta)::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 100%;
    height: 1.5px;
    background: var(--ink);
    transform: scaleX(0);
    transform-origin: 100% 50%;
    transition: transform 0.35s var(--ease-out);
}
.nav-links a:not(.nav-cta):hover::after,
.nav-links a:not(.nav-cta):focus-visible::after {
    transform: scaleX(1);
    transform-origin: 0 50%;
}
.nav-cta {
    padding: 10px 18px;
    background: var(--ink);
    color: var(--paper);
    transition: background-color 0.25s ease;
}
.nav-cta:hover, .nav-cta:focus-visible { background: var(--accent); }

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 7px;
    width: 44px;
    height: 44px;
    padding: 10px;
    margin-right: -10px;
}
.nav-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--ink);
    transition: transform 0.3s var(--ease-out);
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(4.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4.5px) rotate(-45deg); }

/* ---------- Sections (shared) ---------- */
section { padding: clamp(72px, 11vw, 150px) var(--gutter); }

.section-dark {
    background: var(--ink);
    color: var(--paper);
}
.section-dark ::selection { background: var(--paper); color: var(--ink); }

.kicker {
    display: block;
    color: var(--accent);
    margin-bottom: clamp(20px, 3vw, 36px);
}

.display {
    font-weight: 700;
    font-size: clamp(2.1rem, 5.4vw, 4.4rem);
    line-height: 1.02;
    letter-spacing: -0.025em;
    text-transform: uppercase;
    max-width: 18ch;
}
.display .serif {
    font-size: 1.04em;
    font-weight: 400;
}

.lede {
    margin-top: clamp(18px, 2.5vw, 28px);
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    line-height: 1.55;
    max-width: 52ch;
    color: var(--ink-soft);
}
.section-dark .lede { color: var(--paper-soft); }

.section-head { margin-bottom: clamp(44px, 7vw, 96px); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 28px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid var(--ink);
    transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.btn svg { transition: transform 0.3s var(--ease-out); }
.btn:hover svg, .btn:focus-visible svg { transform: translateX(5px); }

.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover, .btn-solid:focus-visible {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--paper);
}
.btn-line { background: transparent; color: var(--ink); }
.btn-line:hover, .btn-line:focus-visible {
    background: var(--ink);
    color: var(--paper);
}
.btn-block { width: 100%; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    padding-top: calc(var(--header-h) + clamp(40px, 7vh, 90px));
    padding-bottom: 0;
    min-height: 92svh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px clamp(24px, 4vw, 64px);
    justify-content: space-between;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--hairline);
    margin-bottom: clamp(36px, 6vh, 72px);
    color: var(--ink-soft);
}

.hero-title {
    position: relative;
    z-index: 2;
    font-weight: 800;
    font-size: clamp(3rem, 11.2vw, 9.8rem);
    line-height: 0.94;
    letter-spacing: -0.03em;
    text-transform: uppercase;
}
.hero-title .serif {
    font-weight: 400;
    font-size: 1.02em;
}
.hero-title .dot { color: var(--accent); font-style: normal; }
.hero-title .outline {
    color: transparent;
    -webkit-text-stroke: 2px var(--ink);
}

/* line-by-line kinetic reveal */
.h-line { display: block; overflow: hidden; padding-bottom: 0.06em; margin-bottom: -0.06em; }
.h-line > span {
    display: inline-block;
    transform: translateY(115%);
    transition: transform 0.9s var(--ease-out);
}
.h-line:nth-child(1) > span { transition-delay: 0.05s; }
.h-line:nth-child(2) > span { transition-delay: 0.17s; }
.h-line:nth-child(3) > span { transition-delay: 0.29s; }
.hero.is-in .h-line > span { transform: translateY(0); }

.hero-penta {
    position: absolute;
    top: clamp(60px, 12vh, 140px);
    right: calc(-1 * clamp(80px, 12vw, 180px));
    width: clamp(280px, 38vw, 560px);
    height: auto;
    color: var(--ink);
    opacity: 0.16;
    z-index: 1;
    will-change: transform;
    pointer-events: none;
}

.hero-foot {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin: clamp(36px, 6vh, 72px) 0;
}
.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    line-height: 1.55;
    max-width: 46ch;
    color: var(--ink-soft);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* stats */
.stats {
    margin-top: auto;
    display: grid;
    grid-template-columns: 1fr;
    border-top: 1px solid var(--hairline);
}
.stat {
    padding: 22px 0;
    border-bottom: 1px solid var(--hairline);
    display: flex;
    flex-direction: column-reverse;
    gap: 6px;
}
.stat dt { color: var(--ink-soft); }
.stat-num {
    font-weight: 800;
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    line-height: 1;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

/* ============================================================
   TICKER
   ============================================================ */
.ticker {
    overflow: hidden;
    border-top: 1px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    padding: 14px 0;
}
.ticker-accent { background: var(--accent); color: var(--ink); }
.ticker-ink { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.ticker-track {
    display: flex;
    width: max-content;
    animation: ticker 28s linear infinite;
}
.ticker-track-rev { animation-direction: reverse; }
.ticker:hover .ticker-track { animation-play-state: paused; }

.ticker-seq {
    display: flex;
    align-items: center;
    flex: none;
}
.ticker-seq > span {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    white-space: nowrap;
    padding: 0 28px;
}
.ticker-penta { width: 13px; height: 13px; flex: none; }
.ticker-ink .ticker-penta { color: var(--accent); }

@keyframes ticker {
    to { transform: translateX(-50%); }
}

/* ============================================================
   01 — PROBLEMA
   ============================================================ */
.problem .display em { color: var(--accent); }

.pain-list {
    border-top: 1px solid var(--hairline-light);
}
.pain {
    display: grid;
    grid-template-columns: auto auto 1fr;
    align-items: center;
    gap: clamp(16px, 3vw, 40px);
    padding: clamp(18px, 2.6vw, 30px) 0;
    border-bottom: 1px solid var(--hairline-light);
}
.pain-index { color: var(--paper-soft); }
.pain p {
    font-weight: 600;
    font-size: clamp(1.15rem, 2.6vw, 2rem);
    letter-spacing: -0.01em;
    line-height: 1.2;
}

/* drawn cross, no emoji */
.pain-cross {
    position: relative;
    width: 18px;
    height: 18px;
    flex: none;
}
.pain-cross::before, .pain-cross::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent);
}
.pain-cross::before { transform: rotate(45deg); }
.pain-cross::after { transform: rotate(-45deg); }

.solution {
    margin-top: clamp(44px, 6vw, 80px);
    padding: clamp(28px, 4vw, 48px);
    background: var(--accent);
    color: var(--ink);
    max-width: 880px;
}
.solution-tag {
    display: inline-block;
    margin-bottom: 16px;
    padding: 6px 12px;
    border: 1px solid var(--ink);
    font-weight: 700;
}
.solution-text {
    font-size: clamp(1.15rem, 2vw, 1.6rem);
    line-height: 1.35;
    font-weight: 500;
    letter-spacing: -0.01em;
}
.solution-text strong { font-weight: 800; text-transform: uppercase; }

/* ============================================================
   02 — SERVIÇOS
   ============================================================ */
.service-list { border-top: 1px solid var(--hairline); }

.service {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    padding: clamp(28px, 4vw, 52px) 0;
    border-bottom: 1px solid var(--hairline);
    position: relative;
    transition: background-color 0.3s ease;
}
.service:hover { background: var(--paper-2); }

.service-index {
    font-weight: 800;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1;
    letter-spacing: -0.02em;
    color: transparent;
    -webkit-text-stroke: 1.5px var(--ink);
    transition: color 0.3s ease;
}
.service:hover .service-index {
    color: var(--accent);
    -webkit-text-stroke: 1.5px var(--accent);
}

.service-main h3 {
    font-weight: 700;
    font-size: clamp(1.5rem, 2.8vw, 2.4rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 14px;
}
.service-main h3 .thin { font-weight: 300; }
.service-main p {
    margin-top: 12px;
    max-width: 48ch;
    color: var(--ink-soft);
    line-height: 1.55;
}

.chip {
    background: var(--accent);
    color: var(--paper);
    font-size: 0.62rem;
    font-weight: 700;
    padding: 5px 10px;
    white-space: nowrap;
}

.service-feats { display: flex; flex-direction: column; gap: 10px; }
.service-feats li {
    position: relative;
    padding-left: 18px;
    color: var(--ink-soft);
}
.service-feats li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.45em;
    width: 8px;
    height: 8px;
    background: var(--accent);
    clip-path: polygon(50% 0%, 100% 36%, 82% 100%, 18% 100%, 0% 36%);
}

.service-arrow {
    position: absolute;
    top: clamp(28px, 4vw, 52px);
    right: 0;
    color: var(--ink);
    transition: transform 0.35s var(--ease-out), color 0.3s ease;
}
.service:hover .service-arrow {
    transform: translateX(8px);
    color: var(--accent);
}

.service.is-featured .service-index {
    color: var(--accent);
    -webkit-text-stroke: 1.5px var(--accent);
}

/* ============================================================
   03 — MÉTODO
   ============================================================ */
.process { background: var(--paper-2); }

.process-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(44px, 6vw, 96px);
}
.process-intro { align-self: start; }

.steps {
    border-top: 1px solid var(--hairline);
}
.step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: clamp(20px, 3vw, 44px);
    align-items: start;
    padding: clamp(24px, 3vw, 40px) 0;
    border-bottom: 1px solid var(--hairline);
}
.step-num {
    font-weight: 800;
    font-size: clamp(2.4rem, 4.5vw, 4rem);
    line-height: 0.9;
    letter-spacing: -0.03em;
    color: transparent;
    -webkit-text-stroke: 1.5px var(--ink);
    min-width: 2.2ch;
}
.step h3 {
    font-weight: 700;
    font-size: clamp(1.25rem, 2vw, 1.7rem);
    text-transform: uppercase;
    letter-spacing: -0.01em;
    margin-bottom: 8px;
}
.step p { color: var(--ink-soft); max-width: 44ch; line-height: 1.55; }

/* ============================================================
   04 — MANIFESTO
   ============================================================ */
.manifesto-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(44px, 6vw, 96px);
    align-items: center;
}

.manifesto-penta-wrap { display: flex; justify-content: center; }
.manifesto-penta {
    width: min(420px, 80vw);
    height: auto;
    color: var(--paper);
}
.penta-shape { opacity: 0.85; }

.penta-vertex { cursor: pointer; }
.penta-vertex circle {
    fill: var(--paper);
    transition: fill 0.25s ease, transform 0.3s var(--ease-out);
    transform-origin: center;
    transform-box: fill-box;
}
.penta-vertex text {
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: 0.1em;
    fill: var(--paper-soft);
    transition: fill 0.25s ease;
}
.penta-vertex.is-active circle, .penta-vertex:hover circle {
    fill: var(--accent);
    transform: scale(1.5);
}
.penta-vertex.is-active text, .penta-vertex:hover text { fill: var(--accent); }

.sides { border-top: 1px solid var(--hairline-light); }
.side {
    display: grid;
    grid-template-columns: auto 140px 1fr;
    gap: clamp(14px, 2.5vw, 32px);
    align-items: baseline;
    padding: 18px 0;
    border-bottom: 1px solid var(--hairline-light);
    transition: padding-left 0.3s var(--ease-out);
    cursor: default;
}
.side-num { color: var(--paper-soft); transition: color 0.25s ease; }
.side h3 {
    font-weight: 700;
    font-size: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.side p { color: var(--paper-soft); font-size: 0.95rem; }
.side.is-active, .side:hover, .side:focus-visible { padding-left: 14px; }
.side.is-active .side-num, .side:hover .side-num, .side:focus-visible .side-num { color: var(--accent); }
.side.is-active h3, .side:hover h3, .side:focus-visible h3 { color: var(--accent); }

.manifesto-quote {
    margin-top: clamp(56px, 8vw, 110px);
    border-top: 1px solid var(--hairline-light);
    padding-top: clamp(36px, 5vw, 64px);
    max-width: 980px;
}
.manifesto-quote p {
    font-size: clamp(1.7rem, 4vw, 3.2rem);
    line-height: 1.15;
}
.manifesto-quote cite {
    display: block;
    margin-top: 24px;
    font-style: normal;
    color: var(--paper-soft);
}
.manifesto-note {
    margin-top: clamp(28px, 4vw, 44px);
    max-width: 62ch;
    color: var(--paper-soft);
    line-height: 1.6;
}
.manifesto-note strong { color: var(--paper); font-weight: 600; }

/* ============================================================
   05 — CONTATO
   ============================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(48px, 6vw, 110px);
}

.contact-channels {
    margin-top: clamp(32px, 4vw, 56px);
    border-top: 1px solid var(--hairline);
}
.channel {
    display: grid;
    grid-template-columns: 110px 1fr auto;
    align-items: center;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--hairline);
    text-decoration: none;
    transition: padding-left 0.3s var(--ease-out);
}
.channel:hover, .channel:focus-visible { padding-left: 12px; }
.channel-label { color: var(--ink-soft); }
.channel-value {
    font-weight: 600;
    font-size: clamp(1rem, 1.8vw, 1.3rem);
    letter-spacing: -0.01em;
    word-break: break-word;
}
.channel-arrow {
    font-size: 1.3rem;
    transition: transform 0.3s var(--ease-out), color 0.25s ease;
}
.channel:hover .channel-arrow, .channel:focus-visible .channel-arrow {
    transform: translateX(6px);
    color: var(--accent);
}

/* form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 28px;
    border: 1px solid var(--ink);
    padding: clamp(24px, 3.5vw, 48px);
    background: var(--paper);
}
.field { display: flex; flex-direction: column; gap: 10px; }
.field label { color: var(--ink-soft); }
.field input, .field textarea {
    font-family: var(--font-display);
    font-size: 1.05rem;
    color: var(--ink);
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--hairline);
    padding: 8px 0 12px;
    border-radius: 0;
    transition: border-color 0.25s ease;
}
.field input::placeholder, .field textarea::placeholder { color: rgba(22, 20, 14, 0.35); }
.field input:focus, .field textarea:focus {
    outline: none;
    border-bottom: 2px solid var(--accent);
    margin-bottom: -1px;
}
.field textarea { resize: vertical; min-height: 96px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    padding: clamp(56px, 8vw, 110px) var(--gutter) 32px;
    overflow: hidden;
}

.footer-word {
    font-weight: 800;
    font-size: clamp(3.2rem, 13.5vw, 12.5rem);
    line-height: 0.85;
    letter-spacing: -0.03em;
    text-transform: uppercase;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(242, 239, 230, 0.3);
    white-space: nowrap;
    user-select: none;
    margin-bottom: clamp(44px, 6vw, 80px);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 44px;
    padding-bottom: clamp(44px, 6vw, 72px);
    border-bottom: 1px solid var(--hairline-light);
}
.footer-brand .logo-text { color: var(--paper); }
.footer-brand p {
    margin-top: 16px;
    color: var(--paper-soft);
    max-width: 36ch;
    font-size: 0.95rem;
    line-height: 1.6;
}
.footer-col h4 { color: var(--paper-soft); margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a {
    text-decoration: none;
    font-size: 0.95rem;
    position: relative;
}
.footer-col a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -3px;
    width: 100%;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: 100% 50%;
    transition: transform 0.3s var(--ease-out);
}
.footer-col a:hover::after, .footer-col a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: 0 50%;
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 32px;
    justify-content: space-between;
    padding-top: 28px;
    color: var(--paper-soft);
}

/* ---------- WhatsApp float ---------- */
.whatsapp-float {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 90;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ink);
    color: var(--paper);
    border: 1px solid var(--paper);
    box-shadow: 0 4px 0 0 var(--accent);
    transition: background-color 0.25s ease, transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}
.whatsapp-float:hover, .whatsapp-float:focus-visible {
    background: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 7px 0 0 var(--ink);
}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
[data-reveal] {
    opacity: 0;
    transform: translateY(26px);
    transition:
        opacity 0.7s var(--ease-out),
        transform 0.7s var(--ease-out);
    transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-in {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 640px) {
    .stats { grid-template-columns: repeat(2, 1fr); }
    .stat { padding-right: 24px; }
}

@media (min-width: 900px) {
    .stats { grid-template-columns: repeat(4, 1fr); }
    .stat:not(:first-child) { padding-left: 24px; border-left: 1px solid var(--hairline); }

    .service {
        grid-template-columns: 90px 1.4fr 1fr 70px;
        gap: clamp(24px, 3vw, 56px);
        align-items: start;
    }
    .service-arrow { position: static; align-self: center; justify-self: end; }
    .service-feats { padding-top: 8px; }

    .process-grid { grid-template-columns: 0.9fr 1.1fr; align-items: start; }
    .process-intro { position: sticky; top: calc(var(--header-h) + 40px); }

    .manifesto-grid { grid-template-columns: 0.9fr 1.1fr; }

    .contact-grid { grid-template-columns: 1fr 1fr; align-items: start; }

    .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

@media (max-width: 760px) {
    .nav-toggle { display: flex; }

    .nav-links {
        position: fixed;
        inset: var(--header-h) 0 0 0;
        background: var(--paper);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        gap: 0;
        padding: clamp(24px, 6vw, 48px) var(--gutter);
        transform: translateX(100%);
        transition: transform 0.45s var(--ease-out);
        z-index: 99;
        border-top: 1px solid var(--hairline);
    }
    .nav-links.is-open { transform: translateX(0); }

    .nav-links li { width: 100%; border-bottom: 1px solid var(--hairline); }
    .nav-links li:last-child { border-bottom: 0; margin-top: 28px; }
    .nav-links a:not(.nav-cta) {
        display: block;
        padding: 22px 0;
        font-family: var(--font-display);
        font-weight: 700;
        font-size: clamp(1.8rem, 8vw, 2.6rem);
        letter-spacing: -0.02em;
        text-transform: uppercase;
    }
    .nav-links a:not(.nav-cta)::after { display: none; }
    .nav-index { font-size: 0.85rem; vertical-align: super; }
    .nav-cta { display: inline-block; padding: 16px 28px; }

    body.nav-locked { overflow: hidden; }

    .hero-penta { opacity: 0.1; top: 30vh; }
    .side { grid-template-columns: auto 1fr; }
    .side p { grid-column: 2; }
    .channel { grid-template-columns: 90px 1fr auto; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    *, *::before, *::after {
        animation-duration: 0.001s !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001s !important;
    }

    [data-reveal] { opacity: 1; transform: none; }
    .h-line > span { transform: none; }
    .ticker-track { animation: none; transform: none; }
    .hero-penta { transform: none !important; }
}