/* ==========================================================================
   High Stack Solutions
   ---------------------------------------------------------------------------
   Dark instrument panel for a regulated market. The signature object is the
   compliance stack: six real layers in 3D space that the visitor can orbit.
   Everything else stays quiet so that one object carries the page.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,600;12..96,700;12..96,800&family=Instrument+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ------------------------------------------------------------------ tokens */

:root {
    /* ----------------------------------------------------------------------
       Editable palette. These seven, and only these seven, are written by the
       admin. Everything below is derived from them, so one change repaints the
       glows, borders, shadows and gradients too.
       ---------------------------------------------------------------------- */
    --void: #04070a;
    --ink: #080d12;
    --paper: #e9f2ee;
    --muted: #8fa3ad;
    --mint: #35f0a0;
    --cyan: #37d6ff;
    --amber: #ffc24b;

    /* Channel triplets, so any token can be used at any alpha. */
    --void-rgb: 4, 7, 10;
    --ink-rgb: 8, 13, 18;
    --paper-rgb: 233, 242, 238;
    --mint-rgb: 53, 240, 160;
    --cyan-rgb: 55, 214, 255;
    --amber-rgb: 255, 194, 75;

    /* Text colour for anything sitting on a filled accent. */
    --on-accent: var(--void);

    /* ----------------------------------------------------------------------
       Derived. color-mix keeps these correct whatever the palette becomes; the
       plain value on the line before is the fallback if it is unsupported.
       ---------------------------------------------------------------------- */
    --ink-2: #0d151b;
    --ink-2: color-mix(in srgb, var(--ink) 93%, var(--paper));
    --ink-3: #142029;
    --ink-3: color-mix(in srgb, var(--ink) 85%, var(--paper));
    --panel: #101a21;
    --panel: color-mix(in srgb, var(--ink) 95%, var(--paper));
    --rail-bg: #0c141a;
    --rail-bg: color-mix(in srgb, var(--ink) 97%, var(--paper));

    --edge: rgba(var(--paper-rgb), 0.09);
    --edge-2: rgba(var(--paper-rgb), 0.16);

    --mint-deep: #12a86a;
    --mint-deep: color-mix(in srgb, var(--mint) 62%, #000);
    --rose: #ff6b81;
    --rose-rgb: 255, 107, 129;

    --muted-2: #5d7078;
    --muted-2: color-mix(in srgb, var(--muted) 68%, var(--void));
    --prose: #c3d2d6;
    --prose: color-mix(in srgb, var(--paper) 82%, var(--muted));

    --glow: 0 0 0 1px rgba(var(--mint-rgb), 0.28), 0 18px 60px -22px rgba(var(--mint-rgb), 0.5);

    --display: 'Bricolage Grotesque', 'Helvetica Neue', sans-serif;
    --sans: 'Instrument Sans', system-ui, -apple-system, sans-serif;
    --mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;

    --shell: 1280px;
    --bleed: clamp(1.15rem, 4.5vw, 4rem);
    --gap: clamp(1.25rem, 3vw, 2.25rem);

    --s--1: 0.8125rem;
    --s-0: 1.0625rem;
    --s-1: 1.2rem;
    --s-2: 1.5rem;
    --s-3: clamp(1.9rem, 3.2vw, 2.8rem);
    --s-4: clamp(2.4rem, 5.4vw, 4.2rem);
    --s-5: clamp(2.7rem, 7vw, 5.6rem);

    --ease: cubic-bezier(0.22, 0.68, 0.24, 1);
    --spring: cubic-bezier(0.34, 1.4, 0.5, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scrollbar-color: var(--ink-3) var(--void);
    overflow-x: clip;
}

body {
    margin: 0;
    background: var(--void);
    color: var(--paper);
    font-family: var(--sans);
    font-size: var(--s-0);
    line-height: 1.6;
    overflow-x: clip;
    -webkit-font-smoothing: antialiased;
}

img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0 0 1em; }

h1, h2, h3, h4 {
    font-family: var(--display);
    font-weight: 700;
    letter-spacing: -0.038em;
    line-height: 1.02;
    margin: 0;
    text-wrap: balance;
}

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

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

.sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0 0 0 0); white-space: nowrap;
}

.skip {
    position: absolute; left: -999px; top: 0; z-index: 500;
    background: var(--mint); color: var(--on-accent);
    padding: 0.8rem 1.1rem; font-weight: 600;
}
.skip:focus { left: 0; }

.shell {
    width: min(100% - (var(--bleed) * 2), var(--shell));
    margin-inline: auto;
}

/* --------------------------------------------------------------- ambience */

/* Fixed film grain, so the flat dark ground never looks like plastic. */
.grain {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0.032;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
    animation: grain 7s steps(6) infinite;
}
@keyframes grain {
    0%,100% { background-position: 0 0; }
    20% { background-position: -30px 20px; }
    40% { background-position: 25px -28px; }
    60% { background-position: -22px -20px; }
    80% { background-position: 30px 14px; }
}

/* Slow drifting light, the only ambient motion on the page. */
.aurora {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.aurora span {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.26;
}
.aurora span:nth-child(1) {
    width: 46vw; height: 46vw; top: -22vw; left: 18vw;
    background: radial-gradient(circle, rgba(var(--mint-rgb), 0.5), transparent 68%);
    animation: float-a 26s var(--ease) infinite alternate;
}
.aurora span:nth-child(2) {
    width: 44vw; height: 44vw; top: 45vh; left: -14vw;
    background: radial-gradient(circle, rgba(var(--cyan-rgb), 0.4), transparent 68%);
    animation: float-b 34s var(--ease) infinite alternate;
}
.aurora span:nth-child(3) {
    width: 36vw; height: 36vw; bottom: -12vw; right: 12vw;
    background: radial-gradient(circle, rgba(var(--amber-rgb), 0.22), transparent 68%);
    animation: float-a 30s var(--ease) infinite alternate-reverse;
}
@keyframes float-a { to { transform: translate3d(-9%, 12%, 0) scale(1.25); } }
@keyframes float-b { to { transform: translate3d(11%, -9%, 0) scale(1.18); } }

/* Everything sits above the ambience. */
.masthead, main, .footer, .cursor, .progress { position: relative; z-index: 2; }

/* --------------------------------------------------------------- preloader */

.boot { display: none; }

.js .boot {
    position: fixed;
    inset: 0;
    z-index: 400;
    display: grid;
    background: var(--void);
    place-items: center;
    transition: opacity 0.6s var(--ease), visibility 0.6s;
}
.js .boot.is-done { opacity: 0; visibility: hidden; }
.boot__inner { text-align: center; }
.boot__num {
    font-family: var(--display);
    font-size: clamp(3rem, 12vw, 7rem);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1;
    background: linear-gradient(120deg, var(--mint), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.boot__rail {
    width: min(220px, 50vw);
    height: 2px;
    margin: 1.2rem auto 0;
    background: var(--ink-3);
    overflow: hidden;
}
.boot__rail i {
    display: block;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--mint), var(--cyan));
}
.boot__label {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--muted-2);
    margin-top: 0.8rem;
}

/* ---------------------------------------------------------------- progress */

.progress {
    position: fixed;
    top: 0; left: 0;
    height: 2px;
    width: 0;
    z-index: 120;
    background: linear-gradient(90deg, var(--mint), var(--cyan));
    box-shadow: 0 0 12px rgba(var(--mint-rgb), 0.7);
}

/* ------------------------------------------------------------------ cursor */

.cursor, .cursor-ring {
    position: fixed;
    top: 0; left: 0;
    z-index: 300;
    pointer-events: none;
    border-radius: 50%;
    mix-blend-mode: difference;
}
.cursor { width: 7px; height: 7px; background: #fff; margin: -3.5px 0 0 -3.5px; }
.cursor-ring {
    width: 34px; height: 34px;
    margin: -17px 0 0 -17px;
    border: 1px solid rgba(var(--paper-rgb), 0.55);
    transition: width 0.3s var(--spring), height 0.3s var(--spring), margin 0.3s var(--spring), border-color 0.3s var(--ease);
}
.cursor-ring.is-big {
    width: 62px; height: 62px;
    margin: -31px 0 0 -31px;
    border-color: var(--mint);
}
@media (hover: none), (pointer: coarse) {
    .cursor, .cursor-ring { display: none; }
}

/* ---------------------------------------------------------------- masthead */

.masthead {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0.9rem 0;
    transition: padding 0.4s var(--ease);
}
.masthead.is-stuck { padding: 0.5rem 0; }

.masthead__bar {
    display: flex;
    align-items: center;
    gap: var(--gap);
    padding: 0.55rem 0.55rem 0.55rem 1.1rem;
    border: 1px solid transparent;
    border-radius: 100px;
    transition: background 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
}
.masthead.is-stuck .masthead__bar {
    background: rgba(var(--ink-rgb), 0.72);
    border-color: var(--edge);
    backdrop-filter: blur(16px) saturate(1.4);
    box-shadow: 0 20px 50px -30px #000;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    margin-right: auto;
    font-family: var(--display);
    font-weight: 800;
    font-size: 1.02rem;
    letter-spacing: -0.04em;
}
.brand__glyph { width: 30px; height: 30px; flex: none; }
.brand__glyph rect { transition: transform 0.45s var(--spring); transform-origin: center; }
.brand:hover .brand__glyph rect:nth-of-type(1) { transform: translateY(-2.5px); }
.brand:hover .brand__glyph rect:nth-of-type(3) { transform: translateY(2.5px); }
.brand em { font-style: normal; color: var(--mint); }

.nav { display: flex; align-items: center; gap: clamp(0.4rem, 1.6vw, 1.35rem); }

.nav__link {
    position: relative;
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--muted);
    padding: 0.45rem 0.3rem;
    transition: color 0.25s var(--ease);
}
.nav__link:hover, .nav__link[aria-current='page'] { color: var(--paper); }
.nav__link::after {
    content: '';
    position: absolute;
    left: 0.3rem; right: 0.3rem; bottom: 0.15rem;
    height: 1px;
    background: var(--mint);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.35s var(--ease);
}
.nav__link:hover::after, .nav__link[aria-current='page']::after { transform: scaleX(1); transform-origin: left; }

.burger {
    display: none;
    width: 42px; height: 42px;
    border: 1px solid var(--edge-2);
    border-radius: 50%;
    background: none;
    cursor: pointer;
    padding: 0;
    place-items: center;
}
.burger span {
    display: block;
    width: 16px; height: 1.5px;
    background: var(--paper);
    transition: transform 0.35s var(--spring), opacity 0.2s;
}
.burger span + span { margin-top: 4px; }
.burger[aria-expanded='true'] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ---------------------------------------------------------------- buttons */

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    border: 1px solid transparent;
    border-radius: 100px;
    font: inherit;
    font-size: 0.94rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    text-decoration: none;
    cursor: pointer;
    overflow: hidden;
    white-space: nowrap;
    isolation: isolate;
    transition: color 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.2s var(--ease);
}
.btn:active { transform: scale(0.975); }

/* Filled: a light sweeps across on hover instead of a colour swap. */
.btn--go {
    background: var(--mint);
    color: var(--on-accent);
}
.btn--go::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(110deg, transparent 20%, rgba(var(--paper-rgb), 0.75) 50%, transparent 80%);
    transform: translateX(-120%);
    transition: transform 0.65s var(--ease);
}
.btn--go:hover::before { transform: translateX(120%); }
.btn--go:hover { box-shadow: 0 12px 40px -12px rgba(var(--mint-rgb), 0.65); }

.btn--line {
    border-color: var(--edge-2);
    color: var(--paper);
    background: rgba(var(--paper-rgb), 0.02);
}
.btn--line:hover { border-color: var(--mint); color: var(--mint); }

.btn--sm { padding: 0.58rem 1.1rem; font-size: 0.86rem; }
.btn--block { width: 100%; }

.btn__dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.55;
}

/* ------------------------------------------------------------------- eyebrow */

.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--mint);
    border: 1px solid rgba(var(--mint-rgb), 0.25);
    background: rgba(var(--mint-rgb), 0.06);
    border-radius: 100px;
    padding: 0.32rem 0.8rem;
    margin-bottom: 1.35rem;
}
.tag i {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--mint);
    box-shadow: 0 0 0 0 rgba(var(--mint-rgb), 0.6);
    animation: ping 2.4s var(--ease) infinite;
}
@keyframes ping {
    0% { box-shadow: 0 0 0 0 rgba(var(--mint-rgb), 0.55); }
    70%, 100% { box-shadow: 0 0 0 8px rgba(var(--mint-rgb), 0); }
}

/* ==========================================================================
   Hero and the compliance stack
   ========================================================================== */

.hero {
    position: relative;
    padding: clamp(2.5rem, 7vw, 5.5rem) 0 clamp(3rem, 7vw, 6rem);
    min-height: min(92vh, 900px);
    display: flex;
    align-items: center;
}

.hero__field {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    mask-image: radial-gradient(120% 90% at 60% 35%, #000 25%, transparent 78%);
    -webkit-mask-image: radial-gradient(120% 90% at 60% 35%, #000 25%, transparent 78%);
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
}

.hero__title {
    font-size: var(--s-5);
    line-height: 0.93;
    letter-spacing: -0.05em;
    margin-bottom: 1.5rem;
}
/* The sheen runs alongside the reveal. Both have to be named here: a second
   `animation` shorthand would drop word-in and leave the word at opacity 0. */
.hero__title .grad {
    background: linear-gradient(105deg, var(--mint) 5%, var(--cyan) 55%, var(--mint) 95%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: word-in 0.95s var(--ease) forwards, sheen 7s linear infinite;
    animation-delay: calc(var(--i, 0) * 70ms + 120ms), 0s;
}
@keyframes sheen { to { background-position: 200% 0; } }

/* Each word flips up out of its own clipped box. */
.word { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: 0.18em; margin-bottom: -0.18em; }
.word > i {
    display: inline-block;
    font-style: normal;
    transform: translateY(110%) rotateX(-55deg);
    transform-origin: top center;
    opacity: 0;
    animation: word-in 0.95s var(--ease) forwards;
    animation-delay: calc(var(--i, 0) * 70ms + 120ms);
}
@keyframes word-in { to { transform: none; opacity: 1; } }

.hero__lead {
    font-size: clamp(1.02rem, 1.35vw, 1.18rem);
    color: var(--muted);
    max-width: 52ch;
    margin-bottom: 2rem;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 2.2rem; }

.hero__assure {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--edge);
}
.hero__assure span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.86rem;
    color: var(--muted);
}
.hero__assure svg { color: var(--mint); flex: none; }

/* ---------------------------------------------------------- the 3D object */

.rig {
    position: relative;
    height: clamp(380px, 46vw, 560px);
    perspective: 1400px;
    perspective-origin: 50% 45%;
}

.stack {
    position: absolute;
    inset: 0;
    transform-style: preserve-3d;
    /* the pointer nudges these two, JS writes them */
    transform: rotateX(var(--rx, 56deg)) rotateZ(var(--rz, -34deg));
    transition: transform 0.5s var(--ease);
}
.stack.is-live { transition: none; }

.layer {
    position: absolute;
    left: 50%;
    top: 50%;
    width: min(352px, 68%);
    height: min(352px, 68%);
    margin: 0;
    transform-style: preserve-3d;
    /* --lift is the resting height, JS adds --spread on scroll */
    transform: translate3d(-50%, -50%, calc((var(--lift) + var(--spread, 0px)) * 1));
    opacity: 0;
    animation: layer-in 0.9s var(--ease) forwards;
    animation-delay: calc(var(--n) * 110ms + 350ms);
}
@keyframes layer-in {
    from { opacity: 0; transform: translate3d(-50%, -50%, calc(var(--lift) - 120px)) scale(0.85); }
    to   { opacity: 1; }
}

.layer__plate {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(var(--paper-rgb), 0.3);
    border-radius: 16px;
    background: linear-gradient(145deg, var(--ink-3), var(--ink));
    box-shadow:
        0 30px 50px -26px rgba(var(--void-rgb), 0.85),
        0 2px 10px -4px rgba(0, 0, 0, 0.28),
        inset 0 1px 0 rgba(var(--paper-rgb), 0.13);
    overflow: hidden;
    transition: border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
/* faint circuit grid printed on every plate */
.layer__plate::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(var(--paper-rgb), 0.075) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--paper-rgb), 0.075) 1px, transparent 1px);
    background-size: 26px 26px;
}
/* the accent wash, tinted per layer */
.layer__plate::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(80% 65% at 16% 8%, var(--tint, rgba(var(--mint-rgb), 0.3)), transparent 60%);
    opacity: 0.5;
}

.layer.is-hot .layer__plate {
    border-color: rgba(var(--mint-rgb), 0.6);
    box-shadow: 0 0 0 1px rgba(var(--mint-rgb), 0.3), 0 30px 70px -30px rgba(var(--mint-rgb), 0.55);
}

/* label rides above its plate so it stays readable at any tilt */
.layer__tag {
    position: absolute;
    left: 12px;
    top: 10px;
    display: flex;
    align-items: baseline;
    gap: 0.45rem;
    padding: 0.25rem 0.6rem 0.3rem;
    border-radius: 100px;
    background: rgba(var(--void-rgb), 0.6);
    border: 1px solid var(--edge);
    backdrop-filter: blur(4px);
    transform: translateZ(22px);
}
.layer__n {
    font-family: var(--mono);
    font-size: 0.64rem;
    color: var(--mint);
}
.layer__name {
    font-family: var(--display);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--paper);
    white-space: nowrap;
}
.layer__meta {
    position: absolute;
    right: 13px;
    bottom: 11px;
    font-family: var(--mono);
    font-size: 0.6rem;
    color: var(--muted);
    transform: translateZ(22px);
    white-space: nowrap;
    opacity: 0.7;
    transition: opacity 0.4s var(--ease), color 0.4s var(--ease);
}
.layer.is-hot .layer__meta { opacity: 1; color: var(--mint); }

/* the beam that travels up through the stack, one request being served */
.beam {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 10px;
    height: 10px;
    margin: -5px 0 0 -5px;
    border-radius: 50%;
    background: var(--mint);
    box-shadow: 0 0 22px 6px rgba(var(--mint-rgb), 0.75);
    transform: translateZ(var(--z, 0px));
    animation: beam-rise 5.5s var(--ease) infinite;
}
@keyframes beam-rise {
    0%   { transform: translateZ(-150px); opacity: 0; }
    12%  { opacity: 1; }
    88%  { opacity: 1; }
    100% { transform: translateZ(170px); opacity: 0; }
}

/* readout pinned under the object */
.rig__readout {
    position: absolute;
    left: 0; right: 0; bottom: -0.5rem;
    display: flex;
    justify-content: center;
    gap: 1.4rem;
    font-family: var(--mono);
    font-size: 0.66rem;
    color: var(--muted-2);
}
.rig__readout b { color: var(--mint); font-weight: 500; }

/* --------------------------------------------------------------- marquee */

.strip {
    border-block: 1px solid var(--edge);
    padding: 1.05rem 0;
    overflow: hidden;
    background: rgba(var(--ink-rgb), 0.5);
    mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.strip__track {
    display: flex;
    gap: 3rem;
    width: max-content;
    animation: roll 42s linear infinite;
}
.strip:hover .strip__track { animation-play-state: paused; }
.strip__item {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--muted);
    white-space: nowrap;
}
.strip__item::before {
    content: '';
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--mint);
    opacity: 0.65;
    flex: none;
}
@keyframes roll { to { transform: translateX(-50%); } }

/* ==========================================================================
   Sections
   ========================================================================== */

.section { padding: clamp(3.5rem, 8vw, 7rem) 0; position: relative; }
.section--hair { border-top: 1px solid var(--edge); }

.head {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: var(--gap);
    align-items: end;
    margin-bottom: clamp(2rem, 4vw, 3.4rem);
}
.head__title { font-size: var(--s-3); }
.head__lead { color: var(--muted); margin: 0; max-width: 46ch; }

/* reveal-on-scroll, only armed once JS is running */
.js .up { opacity: 0; transform: translateY(26px); }
.js .up.in { opacity: 1; transform: none; transition: opacity 0.85s var(--ease), transform 0.85s var(--ease); }

/* ------------------------------------------------------ capability cards */

.caps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1px;
    background: var(--edge);
    border: 1px solid var(--edge);
    border-radius: 20px;
    overflow: hidden;
}
.cap {
    position: relative;
    background: var(--ink);
    padding: 1.9rem 1.5rem 1.7rem;
    overflow: hidden;
    isolation: isolate;
}
.cap::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0;
    background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 0%), rgba(var(--mint-rgb), 0.13), transparent 65%);
    transition: opacity 0.4s var(--ease);
}
.cap:hover::before { opacity: 1; }
.cap__icon {
    display: grid;
    place-items: center;
    width: 46px; height: 46px;
    border: 1px solid var(--edge-2);
    border-radius: 13px;
    color: var(--mint);
    margin-bottom: 1.1rem;
    transition: transform 0.5s var(--spring), border-color 0.3s, background 0.3s;
}
.cap:hover .cap__icon {
    transform: translateY(-3px) rotate(-6deg);
    border-color: rgba(var(--mint-rgb), 0.5);
    background: rgba(var(--mint-rgb), 0.08);
}
.cap__title { font-size: 1.16rem; margin-bottom: 0.5rem; }
.cap__text { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* -------------------------------------------------------- industry cards */

.niches {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(304px, 1fr));
    gap: clamp(0.9rem, 1.6vw, 1.3rem);
}

/* 3D tilt card: the wrapper holds perspective, the inner plate rotates */
.tilt { perspective: 900px; }
.tilt__in {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.6rem 1.5rem 1.4rem;
    border: 1px solid var(--edge);
    border-radius: 18px;
    background: linear-gradient(160deg, var(--panel), var(--ink));
    text-decoration: none;
    transform-style: preserve-3d;
    transition: transform 0.5s var(--ease), border-color 0.35s var(--ease);
    will-change: transform;
}
.tilt:hover .tilt__in { border-color: var(--edge-2); }
/* the glare sheet */
.tilt__in::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    opacity: 0;
    background: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), rgba(var(--paper-rgb), 0.11), transparent 60%);
    transition: opacity 0.35s var(--ease);
}
.tilt:hover .tilt__in::after { opacity: 1; }
/* children lift off the plate in real 3D */
.tilt__pop { transform: translateZ(34px); }
.tilt__pop--soft { transform: translateZ(18px); }

.niche__icon {
    display: grid;
    place-items: center;
    width: 50px; height: 50px;
    border-radius: 14px;
    background: rgba(var(--mint-rgb), 0.09);
    border: 1px solid rgba(var(--mint-rgb), 0.22);
    color: var(--mint);
    margin-bottom: 1.15rem;
}
.niche__title { font-size: 1.3rem; margin-bottom: 0.45rem; }
.niche__text { color: var(--muted); font-size: 0.94rem; margin: 0 0 1.15rem; }
.niche__list {
    list-style: none;
    margin: 0 0 1.3rem;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}
.niche__list li {
    font-size: 0.74rem;
    color: var(--muted);
    border: 1px solid var(--edge);
    border-radius: 100px;
    padding: 0.18rem 0.6rem;
}
.niche__go {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--mint);
}
.niche__go svg { transition: transform 0.35s var(--spring); }
.tilt:hover .niche__go svg { transform: translateX(5px); }

/* ------------------------------------------------------------ work plates */

.works { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(0.9rem, 1.8vw, 1.4rem); }

.work { perspective: 1100px; }
.work__in {
    position: relative;
    display: block;
    border: 1px solid var(--edge);
    border-radius: 20px;
    overflow: hidden;
    text-decoration: none;
    background: var(--ink);
    transform-style: preserve-3d;
    transition: transform 0.5s var(--ease), border-color 0.35s var(--ease);
    will-change: transform;
}
.work:hover .work__in { border-color: rgba(var(--mint-rgb), 0.35); }

.work__art {
    display: block;
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--ink-2);
}
.work__art .art { position: absolute; inset: 0; width: 100%; height: 100%; transition: transform 1s var(--ease); }
.work:hover .work__art .art { transform: scale(1.07); }
.work__art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.work__veil {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(var(--void-rgb), 0.1) 30%, rgba(var(--void-rgb), 0.92));
}
.work__year {
    position: absolute;
    top: 1rem; right: 1.15rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--muted);
    border: 1px solid var(--edge-2);
    background: rgba(var(--void-rgb), 0.55);
    backdrop-filter: blur(6px);
    border-radius: 100px;
    padding: 0.22rem 0.65rem;
}
.work__body { display: block; position: relative; padding: 0 1.5rem 1.5rem; margin-top: -3.2rem; }
.work__client { font-family: var(--mono); font-size: 0.7rem; color: var(--mint); display: block; margin-bottom: 0.5rem; }
.work__title { font-size: clamp(1.25rem, 1.9vw, 1.6rem); margin-bottom: 0.55rem; }
.work__text { color: var(--muted); font-size: 0.93rem; margin: 0 0 1rem; }
.work__result {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--mint);
    background: rgba(var(--mint-rgb), 0.08);
    border: 1px solid rgba(var(--mint-rgb), 0.22);
    border-radius: 100px;
    padding: 0.35rem 0.8rem;
}
.chips { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 1rem; }
.chip {
    font-size: 0.72rem;
    color: var(--muted-2);
    border: 1px solid var(--edge);
    border-radius: 100px;
    padding: 0.16rem 0.6rem;
}

/* --------------------------------------------------------- why us, sticky */

.why { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.why__stick { position: sticky; top: 7rem; }
.why__count { font-family: var(--mono); font-size: 0.75rem; color: var(--muted-2); margin-top: 1.5rem; }
.why__count b { color: var(--mint); font-weight: 500; }

.reasons { display: grid; gap: 1px; background: var(--edge); border-block: 1px solid var(--edge); }
.reason {
    position: relative;
    background: var(--void);
    padding: 1.6rem 1.4rem 1.6rem 3.6rem;
    transition: background 0.4s var(--ease);
}
.reason::before {
    content: attr(data-n);
    position: absolute;
    left: 1.4rem;
    top: 1.75rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--muted-2);
    transition: color 0.35s var(--ease);
}
.reason::after {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--mint);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.5s var(--ease);
}
.reason.on { background: rgba(var(--mint-rgb), 0.035); }
.reason.on::after { transform: scaleY(1); }
.reason.on::before { color: var(--mint); }
.reason__title { font-size: 1.22rem; margin-bottom: 0.45rem; }
.reason__text { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* ------------------------------------------------------------------ stats */

.stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: var(--edge);
    border: 1px solid var(--edge);
    border-radius: 20px;
    overflow: hidden;
}
.stat { background: var(--ink); padding: 1.8rem 1.4rem; }
.stat__v {
    font-family: var(--display);
    font-size: clamp(2.2rem, 4.4vw, 3.4rem);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1;
    background: linear-gradient(120deg, var(--mint), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: block;
}
.stat__l { color: var(--muted); font-size: 0.88rem; margin-top: 0.5rem; display: block; }

/* ----------------------------------------------------------- testimonials */

.says { display: grid; gap: 1rem; overflow: hidden; }
.says__row {
    display: flex;
    gap: 1rem;
    width: max-content;
    animation: roll 68s linear infinite;
}
.says__row--back { animation-direction: reverse; animation-duration: 82s; }
.says:hover .says__row { animation-play-state: paused; }

.say {
    width: min(400px, 78vw);
    flex: none;
    border: 1px solid var(--edge);
    border-radius: 18px;
    background: linear-gradient(160deg, var(--panel), var(--ink));
    padding: 1.5rem 1.4rem 1.3rem;
    display: flex;
    flex-direction: column;
    transition: border-color 0.35s var(--ease), transform 0.35s var(--ease);
}
.say:hover { border-color: rgba(var(--mint-rgb), 0.35); transform: translateY(-4px); }
.say__quote { font-size: 0.97rem; color: var(--paper); margin: 0 0 1.15rem; }
.say__who { display: flex; align-items: center; gap: 0.7rem; margin-top: auto; }
.say__pip {
    width: 36px; height: 36px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    flex: none;
    font-family: var(--display);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--on-accent);
    background: linear-gradient(140deg, var(--mint), var(--cyan));
}
.say__name { display: block; font-weight: 600; font-size: 0.92rem; }
.say__role { display: block; font-size: 0.8rem; color: var(--muted-2); }
.say__mark { color: var(--mint); opacity: 0.5; margin-bottom: 0.7rem; }

/* ---------------------------------------------------------------- founder */

.founder {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(1.8rem, 4vw, 3.5rem);
    align-items: center;
    border: 1px solid var(--edge);
    border-radius: 24px;
    padding: clamp(1.6rem, 4vw, 3rem);
    background: linear-gradient(150deg, var(--panel), var(--ink));
    position: relative;
    overflow: hidden;
}
.founder::after {
    content: '';
    position: absolute;
    width: 26rem; height: 26rem;
    right: -8rem; top: -10rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--mint-rgb), 0.16), transparent 66%);
    pointer-events: none;
}
.founder__port {
    position: relative;
    aspect-ratio: 4 / 5;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid var(--edge-2);
    display: grid;
    place-items: center;
}
.founder__port .art { position: absolute; inset: 0; width: 100%; height: 100%; }
.founder__mono {
    position: relative;
    font-family: var(--display);
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 800;
    letter-spacing: -0.06em;
    color: rgba(var(--paper-rgb), 0.9);
    text-shadow: 0 6px 40px rgba(0, 0, 0, 0.5);
}
.founder__badge {
    position: absolute;
    left: 0.9rem; bottom: 0.9rem;
    font-family: var(--mono);
    font-size: 0.66rem;
    color: var(--paper);
    background: rgba(var(--void-rgb), 0.7);
    backdrop-filter: blur(8px);
    border: 1px solid var(--edge-2);
    border-radius: 100px;
    padding: 0.3rem 0.7rem;
}
.founder__body { position: relative; }
.founder__title { font-size: var(--s-3); margin-bottom: 1rem; }
.founder__body p { color: var(--muted); max-width: 54ch; }
.founder__sign {
    font-family: var(--display);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-top: 1.4rem;
    color: var(--paper);
}
.founder__sign small { display: block; font-family: var(--sans); font-size: 0.82rem; font-weight: 400; color: var(--muted-2); letter-spacing: 0; margin-top: 0.15rem; }

/* --------------------------------------------------------------- articles */

.posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: clamp(0.9rem, 1.7vw, 1.3rem); }

.post {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--edge);
    border-radius: 18px;
    overflow: hidden;
    text-decoration: none;
    background: var(--ink);
    transition: transform 0.4s var(--ease), border-color 0.35s var(--ease);
}
.post:hover { transform: translateY(-6px); border-color: rgba(var(--mint-rgb), 0.32); }
.post__art { display: block; position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.post__art .art, .post__art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.9s var(--ease); }
.post:hover .post__art .art, .post:hover .post__art img { transform: scale(1.07); }
.post__cat {
    position: absolute;
    left: 0.85rem; bottom: 0.85rem;
    font-family: var(--mono);
    font-size: 0.66rem;
    color: var(--on-accent);
    background: var(--mint);
    border-radius: 100px;
    padding: 0.2rem 0.6rem;
}
.post__body { display: flex; flex-direction: column; gap: 0.55rem; flex: 1; padding: 1.15rem 1.25rem 1.3rem; }
.post__title { font-size: 1.17rem; line-height: 1.22; }
.post__text { color: var(--muted); font-size: 0.9rem; margin: 0; }
.post__foot {
    margin-top: auto;
    padding-top: 0.9rem;
    border-top: 1px solid var(--edge);
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted-2);
}
.dot { width: 3px; height: 3px; border-radius: 50%; background: var(--muted-2); }

/* -------------------------------------------------------------------- FAQ */

.faq { border-top: 1px solid var(--edge); }
.faq__row { border-bottom: 1px solid var(--edge); }
.faq__q {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.35rem 0.2rem;
    background: none;
    border: 0;
    font: inherit;
    font-family: var(--display);
    font-size: clamp(1.05rem, 1.6vw, 1.28rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    text-align: left;
    color: var(--paper);
    cursor: pointer;
    transition: color 0.3s var(--ease);
}
.faq__q:hover { color: var(--mint); }
.faq__sign {
    margin-left: auto;
    position: relative;
    width: 34px; height: 34px;
    border: 1px solid var(--edge-2);
    border-radius: 50%;
    flex: none;
    transition: border-color 0.3s var(--ease), transform 0.45s var(--spring);
}
.faq__sign::before, .faq__sign::after {
    content: '';
    position: absolute;
    left: 50%; top: 50%;
    width: 12px; height: 1.5px;
    margin: -0.75px 0 0 -6px;
    background: currentColor;
    transition: transform 0.4s var(--spring);
}
.faq__sign::after { transform: rotate(90deg); }
.faq__row.open .faq__sign { border-color: var(--mint); transform: rotate(180deg); }
.faq__row.open .faq__sign::after { transform: rotate(0deg); }
.faq__row.open .faq__q { color: var(--mint); }
.faq__a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.45s var(--ease); }
.faq__row.open .faq__a { grid-template-rows: 1fr; }
.faq__a > div { overflow: hidden; }
.faq__a p { color: var(--muted); max-width: 68ch; margin: 0 0 1.4rem; }

/* --------------------------------------------------------------- CTA band */

.band {
    position: relative;
    border: 1px solid var(--edge);
    border-radius: 26px;
    padding: clamp(2rem, 5vw, 4rem);
    overflow: hidden;
    background: linear-gradient(140deg, rgba(var(--mint-rgb), 0.09), rgba(var(--cyan-rgb), 0.05) 45%, transparent 75%), var(--ink);
    text-align: center;
}
.band::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(var(--paper-rgb), 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--paper-rgb), 0.035) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
    -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
}
.band > * { position: relative; }
.band__title { font-size: var(--s-4); margin-bottom: 0.9rem; }
.band__text { color: var(--muted); max-width: 54ch; margin: 0 auto 1.8rem; }
.band__actions { display: flex; flex-wrap: wrap; gap: 0.7rem; justify-content: center; }
.band__note { font-family: var(--mono); font-size: 0.72rem; color: var(--muted-2); margin-top: 1.4rem; }

/* ------------------------------------------------------------ page header */

.ph {
    padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(1.6rem, 3vw, 2.6rem);
    border-bottom: 1px solid var(--edge);
}
.ph__title { font-size: var(--s-4); margin-bottom: 1rem; }
.ph__lead { color: var(--muted); font-size: 1.08rem; max-width: 62ch; margin: 0; }
.ph__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.7rem; margin-top: 1.5rem; font-size: 0.88rem; color: var(--muted); }
.back {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--muted);
    text-decoration: none;
    margin-bottom: 1.2rem;
    transition: color 0.25s, gap 0.25s;
}
.back:hover { color: var(--mint); gap: 0.7rem; }

.pill {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--mint);
    border: 1px solid rgba(var(--mint-rgb), 0.28);
    background: rgba(var(--mint-rgb), 0.07);
    border-radius: 100px;
    padding: 0.24rem 0.7rem;
    text-decoration: none;
}
a.pill:hover { background: var(--mint); color: var(--on-accent); }

/* ------------------------------------------------------------------ prose */

.prose { font-size: 1.06rem; line-height: 1.75; color: var(--prose); max-width: 72ch; }
.prose > p:first-of-type { font-size: 1.16rem; color: var(--paper); }
.prose h2 {
    font-size: clamp(1.55rem, 2.7vw, 2.05rem);
    margin: 2.8rem 0 0.9rem;
    color: var(--paper);
}
.prose h3 {
    position: relative;
    font-size: clamp(1.24rem, 2vw, 1.5rem);
    margin: 2.5rem 0 0.8rem;
    padding-top: 1.4rem;
    color: var(--paper);
}
.prose h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 34px;
    height: 2px;
    background: var(--mint);
}
.prose h3:first-child { padding-top: 0; }
.prose h3:first-child::before { display: none; }
.prose ul, .prose ol { padding: 0; margin: 0 0 1.4rem; list-style: none; }
.prose ol { counter-reset: n; }
.prose li { position: relative; padding-left: 1.7rem; margin-bottom: 0.6rem; }
.prose ul li::before {
    content: '';
    position: absolute;
    left: 0; top: 0.68em;
    width: 9px; height: 9px;
    border: 1.5px solid var(--mint);
    border-radius: 2px;
    transform: rotate(45deg);
}
.prose ol li { counter-increment: n; }
.prose ol li::before {
    content: counter(n);
    position: absolute;
    left: 0; top: 0.1em;
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--mint);
}
.prose blockquote {
    margin: 1.8rem 0;
    padding: 0.2rem 0 0.2rem 1.3rem;
    border-left: 2px solid var(--mint);
    color: var(--paper);
}
.prose a { color: var(--mint); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--paper); font-weight: 600; }
.prose code {
    font-family: var(--mono);
    font-size: 0.88em;
    background: var(--ink-3);
    padding: 0.12em 0.4em;
    border-radius: 4px;
    color: var(--mint);
}
.prose pre {
    background: var(--ink);
    border: 1px solid var(--edge);
    border-radius: 12px;
    padding: 1.1rem 1.2rem;
    overflow-x: auto;
}
.prose pre code { background: none; padding: 0; color: var(--prose); }
.prose hr { border: 0; border-top: 1px solid var(--edge); margin: 2.4rem 0; }

/* ------------------------------------------------------------------ split */

.split { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.rail { position: sticky; top: 6.5rem; display: grid; gap: 1.5rem; }
.rail__box { border: 1px solid var(--edge); border-radius: 16px; padding: 1.25rem; background: var(--rail-bg); }
.rail__title { font-size: 0.95rem; margin-bottom: 0.9rem; }
.rail__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.rail__list a { color: var(--muted); text-decoration: none; font-size: 0.92rem; transition: color 0.25s; }
.rail__list a:hover { color: var(--mint); }
.facts { display: grid; gap: 0.75rem; }
.facts__row { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); gap: 0.7rem; font-size: 0.88rem; }
.facts__k { color: var(--muted-2); font-family: var(--mono); font-size: 0.72rem; padding-top: 0.15rem; }

/* ----------------------------------------------------------------- filter */

.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; padding: 1.4rem 0; }
.filter {
    font-size: 0.86rem;
    text-decoration: none;
    color: var(--muted);
    border: 1px solid var(--edge);
    border-radius: 100px;
    padding: 0.4rem 0.9rem;
    transition: all 0.25s var(--ease);
}
.filter:hover { border-color: var(--edge-2); color: var(--paper); }
.filter.on { background: var(--mint); border-color: var(--mint); color: var(--on-accent); font-weight: 600; }
.search { display: flex; gap: 0.45rem; margin-left: auto; }
.search input {
    font: inherit;
    font-size: 0.9rem;
    padding: 0.5rem 0.9rem;
    border: 1px solid var(--edge);
    border-radius: 100px;
    background: rgba(var(--ink-rgb), 0.7);
    color: var(--paper);
    min-width: 14rem;
}
.search input::placeholder { color: var(--muted-2); }
.search input:focus { outline: none; border-color: var(--mint); }

/* ------------------------------------------------------------------ forms */

.form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.4rem; }
.field > label { font-size: 0.86rem; font-weight: 600; }
.field input, .field select, .field textarea {
    font: inherit;
    font-size: 1rem;
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid var(--edge);
    border-radius: 12px;
    background: rgba(var(--ink-rgb), 0.75);
    color: var(--paper);
    transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.field textarea { min-height: 9.5rem; resize: vertical; }
.field select option { background: var(--ink); }
.field input:focus, .field select:focus, .field textarea:focus {
    outline: none;
    border-color: var(--mint);
    box-shadow: 0 0 0 3px rgba(var(--mint-rgb), 0.14);
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field__hint { font-size: 0.8rem; color: var(--muted-2); }
.field__err { font-size: 0.82rem; color: var(--rose); }
.field--bad input, .field--bad textarea, .field--bad select { border-color: var(--rose); }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }

.note {
    border: 1px solid rgba(var(--mint-rgb), 0.3);
    background: rgba(var(--mint-rgb), 0.07);
    border-radius: 12px;
    padding: 0.95rem 1.1rem;
    margin-bottom: 1.5rem;
    font-size: 0.94rem;
}
.note--bad { border-color: rgba(var(--rose-rgb, 255, 107, 129), 0.35); background: rgba(var(--rose-rgb, 255, 107, 129), 0.08); }
.note p { margin: 0; }

/* --------------------------------------------------------------- pagination */

.pager { display: flex; flex-wrap: wrap; gap: 0.4rem; padding: 2.5rem 0 0; }
.pager a, .pager span {
    min-width: 2.5rem; height: 2.5rem;
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0 0.7rem;
    border: 1px solid var(--edge);
    border-radius: 100px;
    font-size: 0.88rem;
    text-decoration: none;
    color: var(--muted);
}
.pager a:hover { border-color: var(--mint); color: var(--mint); }
.pager .now { background: var(--mint); border-color: var(--mint); color: var(--on-accent); font-weight: 600; }
.pager .off { opacity: 0.35; }

/* ------------------------------------------------------------------ empty */

.empty {
    border: 1px dashed var(--edge-2);
    border-radius: 18px;
    padding: 3.5rem 2rem;
    text-align: center;
    color: var(--muted);
}

/* ------------------------------------------------------------ misc blocks */

.meter { position: fixed; top: 0; left: 0; height: 2px; width: 0; z-index: 130; background: linear-gradient(90deg, var(--mint), var(--cyan)); }

.shot { width: 100%; border-radius: 20px; border: 1px solid var(--edge); max-height: 520px; object-fit: cover; }

.share { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-top: 2.5rem; padding-top: 1.4rem; border-top: 1px solid var(--edge); }
.share > span { font-size: 0.88rem; color: var(--muted-2); margin-right: 0.3rem; }
.share a, .share button {
    font: inherit;
    font-size: 0.84rem;
    padding: 0.42rem 0.95rem;
    border: 1px solid var(--edge);
    border-radius: 100px;
    background: none;
    color: var(--muted);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s var(--ease);
}
.share a:hover, .share button:hover { border-color: var(--mint); color: var(--mint); }

.byline {
    display: flex;
    gap: 0.9rem;
    align-items: center;
    border: 1px solid var(--edge);
    border-radius: 16px;
    padding: 1.15rem;
    margin-top: 1.8rem;
    background: var(--rail-bg);
}

.err { padding: clamp(4rem, 13vw, 9rem) 0; }
.err__code {
    font-family: var(--display);
    font-size: clamp(5rem, 20vw, 13rem);
    font-weight: 800;
    letter-spacing: -0.06em;
    line-height: 0.8;
    background: linear-gradient(120deg, var(--mint), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 1.5rem;
}

.totop {
    position: fixed;
    right: 1.3rem; bottom: 1.3rem;
    width: 46px; height: 46px;
    display: grid; place-items: center;
    border: 1px solid var(--edge-2);
    border-radius: 50%;
    background: rgba(var(--ink-rgb), 0.8);
    backdrop-filter: blur(10px);
    color: var(--paper);
    cursor: pointer;
    z-index: 90;
    opacity: 0;
    transform: translateY(14px);
    pointer-events: none;
    transition: all 0.35s var(--ease);
}
.totop.on { opacity: 1; transform: none; pointer-events: auto; }
.totop:hover { border-color: var(--mint); color: var(--mint); }

/* ----------------------------------------------------------------- footer */

.footer { border-top: 1px solid var(--edge); padding: clamp(3rem, 6vw, 4.5rem) 0 2rem; margin-top: clamp(3rem, 7vw, 6rem); }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 0.8fr)); gap: var(--gap); padding-bottom: 2.5rem; border-bottom: 1px solid var(--edge); }
.footer__word { font-family: var(--display); font-size: 1.35rem; font-weight: 800; letter-spacing: -0.045em; margin-bottom: 0.7rem; }
.footer__word em { font-style: normal; color: var(--mint); }
.footer__text { color: var(--muted); max-width: 34ch; font-size: 0.94rem; }
.footer__h { font-size: 0.86rem; margin-bottom: 0.9rem; color: var(--paper); }
.footer__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; font-size: 0.92rem; }
.footer__list a { color: var(--muted); text-decoration: none; transition: color 0.25s; }
.footer__list a:hover { color: var(--mint); }
.footer__base { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; padding-top: 1.5rem; font-size: 0.82rem; color: var(--muted-2); }
.footer__base a { color: var(--muted-2); text-decoration: none; }
.footer__base a:hover { color: var(--mint); }
.footer__legal { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1080px) {
    .hero__grid { grid-template-columns: minmax(0, 1fr); }
    .rig { height: clamp(320px, 62vw, 460px); order: -1; }
    .head, .why, .founder, .split { grid-template-columns: minmax(0, 1fr); }
    .why__stick { position: static; }
    .rail { position: static; }
    .works { grid-template-columns: minmax(0, 1fr); }
    .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .founder__port { max-width: 260px; }
    .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
    .burger { display: grid; }
    .nav {
        position: fixed;
        inset: 0 0 auto;
        top: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 6rem var(--bleed) 2.5rem;
        background: rgba(var(--void-rgb), 0.97);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--edge);
        transform: translateY(-100%);
        visibility: hidden;
        transition: transform 0.5s var(--ease), visibility 0.5s;
        z-index: -1;
    }
    .nav.open { transform: none; visibility: visible; }
    .nav__link {
        font-family: var(--display);
        font-size: 1.6rem;
        font-weight: 700;
        letter-spacing: -0.04em;
        color: var(--paper);
        padding: 0.7rem 0;
        border-bottom: 1px solid var(--edge);
    }
    .nav__link::after { display: none; }
    .nav .btn { margin-top: 1.3rem; }
    .pair { grid-template-columns: minmax(0, 1fr); }
    .search { margin-left: 0; width: 100%; }
    .search input { flex: 1; min-width: 0; }
    .footer__grid { grid-template-columns: minmax(0, 1fr); }
    .stats { grid-template-columns: minmax(0, 1fr); }
    .reason { padding-left: 3.2rem; }
}

@media (max-width: 560px) {
    .hero__title { font-size: clamp(2.5rem, 13vw, 3.4rem); }
    .rig { height: 330px; perspective: 1000px; }
    .layer { width: min(240px, 60%); height: min(240px, 60%); }
    .band { border-radius: 20px; }
}

/* ==========================================================================
   Reduced motion: keep the layout, drop the movement
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .word > i { transform: none; opacity: 1; }
    .layer { opacity: 1; }
    .js .up { opacity: 1; transform: none; }
    .aurora, .grain { display: none; }
    .cursor, .cursor-ring { display: none; }
    .beam { display: none; }
    .strip__track, .says__row { animation: none; }
}

/* ==========================================================================
   Circuitry: signals running through a section background
   ========================================================================== */

.wired { position: relative; isolation: isolate; }

/* The layer sits behind the content and never takes a pointer event. */
.circuit {
    position: absolute;
    inset: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
    pointer-events: none;
    /* fades out at the edges so it never fights the copy */
    mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent),
                linear-gradient(180deg, transparent, #000 25%, #000 70%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent),
                        linear-gradient(180deg, transparent, #000 25%, #000 70%, transparent);
    mask-composite: intersect;
    -webkit-mask-composite: source-in;
}

.circuit__wire {
    fill: none;
    stroke: rgba(var(--paper-rgb), 0.09);
    stroke-width: 1.2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* One short dash chases the length of the trace. pathLength normalises every
   path to 1000 units, so a single set of numbers works for all of them. */
.circuit__pulse {
    fill: none;
    stroke: var(--mint);
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 55 945;
    stroke-dashoffset: 1000;
    filter: drop-shadow(0 0 5px rgba(var(--mint-rgb), 0.85));
    animation: signal var(--d, 7s) linear infinite;
    animation-delay: var(--t, 0s);
    opacity: 0.9;
}
@keyframes signal {
    from { stroke-dashoffset: 1000; }
    to   { stroke-dashoffset: -55; }
}

.circuit__via {
    fill: var(--void);
    stroke: rgba(var(--paper-rgb), 0.22);
    stroke-width: 1.1;
    animation: via 4.5s var(--ease) infinite;
    animation-delay: var(--t, 0s);
}
@keyframes via {
    0%, 100% { stroke: rgba(var(--paper-rgb), 0.22); }
    45%      { stroke: var(--mint); }
    55%      { stroke: var(--mint); }
}

/* A slow sweep of light crossing the panel, like a scan. */
.scanned { position: relative; overflow: hidden; isolation: isolate; }
.scanned::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 42%;
    z-index: -1;
    pointer-events: none;
    background: linear-gradient(
        100deg,
        transparent,
        rgba(var(--mint-rgb), 0.055) 42%,
        rgba(var(--cyan-rgb), 0.075) 58%,
        transparent
    );
    animation: sweep 11s var(--ease) infinite;
}
@keyframes sweep {
    0%       { transform: translateX(-120%); }
    60%,100% { transform: translateX(320%); }
}

/* Faint moving data column, for the tall panels. */
.rain {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
    mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
    -webkit-mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}
.rain i {
    position: absolute;
    top: -30%;
    width: 1px;
    height: 30%;
    background: linear-gradient(180deg, transparent, rgba(var(--mint-rgb), 0.5), transparent);
    animation: fall var(--d, 9s) linear infinite;
    animation-delay: var(--t, 0s);
}
@keyframes fall {
    to { transform: translateY(460%); }
}

@media (prefers-reduced-motion: reduce) {
    .circuit__pulse { animation: none; stroke-dashoffset: 0; stroke-dasharray: none; opacity: 0.28; }
    .circuit__via { animation: none; }
    .scanned::after, .rain i { animation: none; }
    .rain { display: none; }
}