:root {
    --bg: #f4f5f8;
    --bg-2: #edeff5;
    --ink: #0a0a0a;
    --ink-2: #3a3d44;
    --ink-3: #7a7e88;
    --line: #d9dce4;
    --line-2: #c5c9d4;
    --accent: #d04525;
    --accent-soft: #f1d6cc;
    --wave: #b8c4e8;
    --wave-2: #cfd7ee;
    --ok: #2e7d52;
    --radius: 0px;
    --hero-density: 80px;
}

* {
    box-sizing: border-box;
}
html,
body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--ink);
    font-family:
        "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
a {
    color: inherit;
    text-decoration: none;
}
button {
    font-family: inherit;
    cursor: pointer;
    border: 0;
    background: transparent;
    color: inherit;
}

/* ====== Wavy background, persistent across the page ====== */
.bg-waves {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.bg-waves svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* ====== Layout ====== */
.wrap {
    position: relative;
    z-index: 1;
}
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 40px;
}
@media (max-width: 720px) {
    .container {
        padding: 0 22px;
    }
}

/* ====== Header ====== */
.header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: saturate(140%) blur(8px);
    background: rgba(244, 245, 248, 0.78);
    border-bottom: 1px solid transparent;
    transition:
        border-color 0.25s ease,
        background 0.25s ease;
}
.header.scrolled {
    border-color: var(--line);
    background: rgba(244, 245, 248, 0.92);
}
.header-inner {
    display: flex;
    align-items: center;
    gap: 28px;
    height: 64px;
}
.logo {
    font-weight: 700;
    color: var(--accent);
    font-size: 22px;
    letter-spacing: -0.02em;
    font-style: italic;
    display: inline-flex;
    align-items: baseline;
    gap: 2px;
}
.logo .dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 1px;
    display: inline-block;
    transform: translateY(-2px);
}
.nav {
    display: flex;
    gap: 6px;
    flex: 1;
}
.nav a {
    padding: 8px 12px;
    font-size: 13px;
    color: var(--ink-2);
    position: relative;
    border-radius: 4px;
    transition: color 0.15s;
}
.nav a:hover {
    color: var(--ink);
}
.nav a.active {
    color: var(--ink);
}
.nav a.active::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 2px;
    height: 2px;
    background: var(--accent);
}
.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    padding: 9px 14px;
    border: 1px solid var(--ink);
    background: var(--ink);
    color: var(--bg);
    transition:
        transform 0.15s,
        background 0.15s;
}
.header-cta:hover {
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 var(--accent);
}
.header-cta .arrow {
    font-weight: 700;
}

/* ====== Hero ====== */
.hero {
    min-height: calc(100vh - 64px);
    display: grid;
    grid-template-rows: 1fr auto;
    padding-top: 40px;
}
.hero-inner {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 80px 0 40px;
}
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin-bottom: 28px;
}
.eyebrow .pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    position: relative;
}
.eyebrow .pulse::after {
    content: "";
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1px solid var(--accent);
    opacity: 0.5;
    animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
    0% {
        transform: scale(0.6);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.6);
        opacity: 0;
    }
}

.slogan {
    font-size: clamp(28px, 4.4vw, 56px);
    line-height: 1.12;
    font-weight: 700;
    letter-spacing: -0.02em;
    max-width: 18ch;
    text-wrap: balance;
}
.slogan .accent {
    color: var(--accent);
}
.cursor {
    display: inline-block;
    width: 0.55ch;
    height: 1em;
    background: var(--accent);
    transform: translateY(0.18em);
    margin-left: 2px;
    animation: blink 1.05s steps(2, end) infinite;
}
@keyframes blink {
    50% {
        opacity: 0;
    }
}

.hero-sub {
    margin-top: 28px;
    max-width: 62ch;
    color: var(--ink-2);
    font-size: 15px;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    gap: 14px;
    margin-top: 36px;
    flex-wrap: wrap;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 18px;
    border: 1px solid var(--ink);
    font-size: 13px;
    transition:
        transform 0.15s,
        box-shadow 0.15s,
        background 0.15s;
}
.btn.primary {
    background: var(--ink);
    color: var(--bg);
}
.btn.primary:hover {
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--accent);
}
.btn.ghost {
    background: transparent;
    color: var(--ink);
}
.btn.ghost:hover {
    background: var(--ink);
    color: var(--bg);
}
.btn .arrow {
    transition: transform 0.15s;
}
.btn:hover .arrow {
    transform: translateX(3px);
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--line);
    padding: 22px 0 28px;
}
.hero-meta .cell {
    padding: 6px 24px 6px 0;
    border-right: 1px solid var(--line);
}
.hero-meta .cell:last-child {
    border-right: 0;
}
.hero-meta .k {
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-3);
}
.hero-meta .v {
    margin-top: 6px;
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.hero-meta .v .unit {
    color: var(--accent);
    font-weight: 700;
    margin-left: 2px;
}
@media (max-width: 720px) {
    .hero-meta {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 18px;
    }
    .hero-meta .cell:nth-child(2) {
        border-right: 0;
    }
}

/* ====== Section scaffolding ====== */
section.s {
    padding: 120px 0;
    position: relative;
}
.s-head {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 40px;
    align-items: end;
    margin-bottom: 56px;
}
.s-tag {
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--accent);
    text-transform: uppercase;
    border-top: 2px solid var(--accent);
    padding-top: 10px;
    width: fit-content;
}
.s-title {
    font-size: clamp(28px, 3.4vw, 42px);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
    text-wrap: balance;
}
.s-lede {
    margin-top: 14px;
    color: var(--ink-2);
    max-width: 60ch;
    font-size: 14.5px;
    line-height: 1.7;
}
@media (max-width: 760px) {
    .s-head {
        grid-template-columns: 1fr;
        gap: 14px;
    }
}

/* ====== Services ====== */
.svc-tabs {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--line);
    margin-bottom: 0;
}
.svc-tab {
    padding: 14px 18px;
    font-size: 13px;
    color: var(--ink-3);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition:
        color 0.15s,
        border-color 0.15s;
}
.svc-tab .num {
    font-size: 11px;
    color: var(--ink-3);
}
.svc-tab:hover {
    color: var(--ink);
}
.svc-tab.active {
    color: var(--ink);
    border-bottom-color: var(--accent);
}
.svc-tab.active .num {
    color: var(--accent);
}

.svc-panel {
    display: none;
    padding: 48px 0 0;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
}
.svc-panel.active {
    display: grid;
}
@media (max-width: 900px) {
    .svc-panel {
        grid-template-columns: 1fr;
        gap: 36px;
    }
}
.svc-panel h3 {
    font-size: 28px;
    letter-spacing: -0.01em;
    margin: 0 0 14px;
    font-weight: 700;
}
.svc-panel p {
    color: var(--ink-2);
    line-height: 1.75;
    margin: 0 0 18px;
}
.svc-list {
    list-style: none;
    padding: 0;
    margin: 18px 0 0;
    border-top: 1px solid var(--line);
}
.svc-list li {
    display: grid;
    grid-template-columns: 24px 1fr auto;
    gap: 14px;
    align-items: start;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: 13.5px;
}
.svc-list li .check {
    color: var(--accent);
    font-weight: 700;
}
.svc-list li .meta {
    color: var(--ink-3);
    font-size: 12px;
}

.svc-card {
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.6);
    padding: 28px;
    position: relative;
}
.svc-card .corner {
    position: absolute;
    top: 0;
    right: 0;
    width: 28px;
    height: 28px;
    border-left: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--bg);
}
.svc-card .corner::before {
    content: "";
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    background: var(--accent);
}
.svc-card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin-bottom: 18px;
}
.code-block {
    font-size: 12.5px;
    line-height: 1.85;
    color: var(--ink-2);
    white-space: pre;
    overflow-x: auto;
}
.code-block .kw {
    color: var(--accent);
    font-weight: 600;
}
.code-block .str {
    color: #2e7d52;
}
.code-block .com {
    color: var(--ink-3);
    font-style: italic;
}
.code-block .fn {
    color: var(--ink);
    font-weight: 600;
}

/* ====== Tech ====== */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}
@media (max-width: 900px) {
    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 560px) {
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.tech-cell {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 18px;
    min-height: 140px;
    background: rgba(255, 255, 255, 0.4);
    transition: background 0.2s;
}
.tech-cell:hover {
    background: rgba(255, 255, 255, 0.85);
}
.tech-cell .name {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.tech-cell .cat {
    font-size: 10.5px;
    letter-spacing: 0.12em;
    color: var(--ink-3);
    text-transform: uppercase;
}
.tech-cell .glyph {
    font-size: 22px;
    font-weight: 700;
    color: var(--accent);
    font-feature-settings: "ss01";
}

/* ====== About / process ====== */
.process {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--line);
    counter-reset: step;
}
@media (max-width: 900px) {
    .process {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 560px) {
    .process {
        grid-template-columns: 1fr;
    }
}
.step {
    padding: 28px 24px 32px;
    border-right: 1px solid var(--line);
    position: relative;
    counter-increment: step;
}
.process .step:last-child {
    border-right: 0;
}
.step::before {
    content: "0" counter(step);
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--accent);
    font-weight: 700;
}
.step h4 {
    font-size: 18px;
    margin: 18px 0 8px;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.step p {
    color: var(--ink-2);
    font-size: 13px;
    line-height: 1.7;
    margin: 0;
}

/* ====== Engagement table ====== */
.engage {
    margin-top: 64px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}
@media (max-width: 900px) {
    .engage {
        grid-template-columns: 1fr;
    }
}
.plan {
    background: var(--bg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    position: relative;
}
.plan.featured {
    background: #0a0a0a;
    color: var(--bg);
}
.plan.featured .plan-name,
.plan.featured .plan-desc,
.plan.featured .plan-meta {
    color: #bdc1cc;
}
.plan-name {
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-3);
}
.plan-title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-top: -4px;
}
.plan.featured .plan-title {
    color: var(--bg);
}
.plan.featured .plan-title .accent {
    color: var(--accent);
}
.plan-desc {
    color: var(--ink-2);
    font-size: 13px;
    line-height: 1.7;
    flex: 1;
}
.plan ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
}
.plan ul li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}
.plan ul li::before {
    content: "+";
    color: var(--accent);
    font-weight: 700;
    line-height: 1.4;
}
.plan-meta {
    font-size: 11.5px;
    color: var(--ink-3);
    border-top: 1px solid var(--line);
    padding-top: 12px;
    letter-spacing: 0.05em;
}
.plan.featured .plan-meta {
    border-top-color: #222;
}

/* ====== Contact ====== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 64px;
}
@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
}
.contact-info dl {
    margin: 0;
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 14px 16px;
    font-size: 13.5px;
}
.contact-info dt {
    color: var(--ink-3);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding-top: 3px;
}
.contact-info dd {
    margin: 0;
}
.contact-info dd a {
    border-bottom: 1px solid var(--line);
    transition: border-color 0.15s;
}
.contact-info dd a:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.form {
    display: grid;
    gap: 14px;
}
.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.field label {
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
}
.field input,
.field textarea,
.field select {
    font-family: inherit;
    font-size: 14px;
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid var(--line);
    color: var(--ink);
    outline: none;
    transition:
        border-color 0.15s,
        background 0.15s;
    border-radius: 0;
    width: 100%;
}
.field select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 38px;
    cursor: pointer;
    background-image:
        linear-gradient(45deg, transparent 50%, var(--ink) 50%),
        linear-gradient(135deg, var(--ink) 50%, transparent 50%);
    background-position:
        calc(100% - 18px) 18px,
        calc(100% - 13px) 18px;
    background-size:
        5px 5px,
        5px 5px;
    background-repeat: no-repeat;
}
.field select:hover {
    border-color: var(--ink-2);
}
.field select option {
    font-family: inherit;
    background: #fff;
    color: var(--ink);
}
.field input:focus,
.field textarea:focus,
.field select:focus {
    border-color: var(--ink);
    background: #fff;
}
.field select:focus {
    background-image:
        linear-gradient(45deg, transparent 50%, var(--accent) 50%),
        linear-gradient(135deg, var(--accent) 50%, transparent 50%);
    background-position:
        calc(100% - 18px) 18px,
        calc(100% - 13px) 18px;
    background-size:
        5px 5px,
        5px 5px;
    background-repeat: no-repeat;
}
.field.invalid select {
    background-image:
        linear-gradient(45deg, transparent 50%, var(--accent) 50%),
        linear-gradient(135deg, var(--accent) 50%, transparent 50%);
    background-position:
        calc(100% - 18px) 18px,
        calc(100% - 13px) 18px;
    background-size:
        5px 5px,
        5px 5px;
    background-repeat: no-repeat;
}
.field textarea {
    resize: vertical;
    min-height: 120px;
}
.field.invalid input,
.field.invalid textarea,
.field.invalid select {
    border-color: var(--accent);
    background: #fff;
}
.field .err {
    color: var(--accent);
    font-size: 11px;
    letter-spacing: 0.05em;
    min-height: 14px;
}
.check-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.chip {
    font-size: 12px;
    padding: 8px 12px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    user-select: none;
    transition: all 0.15s;
}
.chip.on {
    border-color: var(--ink);
    background: var(--ink);
    color: var(--bg);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
@media (max-width: 560px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}
.submit {
    justify-self: start;
    margin-top: 6px;
}
.form-success {
    padding: 18px;
    border: 1px solid var(--ok);
    background: rgba(46, 125, 82, 0.06);
    color: var(--ok);
    font-size: 13px;
    display: none;
}
.form-success.on {
    display: block;
}

/* ====== Footer ====== */
footer {
    border-top: 1px solid var(--line);
    padding: 48px 0 60px;
    margin-top: 80px;
    background: rgba(244, 245, 248, 0.6);
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 32px;
    flex-wrap: wrap;
}
.foot-cols {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}
.foot-col h5 {
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin: 0 0 12px;
    font-weight: 600;
}
.foot-col a {
    display: block;
    font-size: 13px;
    color: var(--ink-2);
    padding: 3px 0;
    transition: color 0.15s;
}
.foot-col a:hover {
    color: var(--accent);
}
.foot-bottom {
    margin-top: 48px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    font-size: 11.5px;
    color: var(--ink-3);
    flex-wrap: wrap;
    gap: 12px;
}

/* Reveal-on-scroll */
.reveal {
    opacity: 0;
    transform: translateY(14px);
    transition:
        opacity 0.7s ease,
        transform 0.7s ease;
}
.reveal.in {
    opacity: 1;
    transform: none;
}

/* Section anchor offset for sticky header */
section[id] {
    scroll-margin-top: 72px;
}