/* ===========================================================
   Site additions — extends landing.css with content/UX bits
   that the React demo did not include.
   =========================================================== */

/* ===========================================================
   GOLD CHISEL — drop the white drop-shadow on dark sections
   The default chisel uses a white highlight that reads as
   embossed on paper but smudges under gold text on black.
   =========================================================== */
.section--black .gold-chisel,
.section--dark .gold-chisel {
    /* Brighter gold gradient + warm glow, no white shadow */
    background: linear-gradient(180deg, #F0D080 0%, #DFC070 50%, #A68A3A 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 8px rgba(201,168,76,0.35));
}

/* ===========================================================
   HERO — widen to fit 4-up KPI row on one line
   =========================================================== */
.hero__inner { max-width: 1360px; gap: 3rem; }
@media (min-width: 1100px) {
    .hero__inner { grid-template-columns: 1.25fr 1fr; }
}

.kpi-row--4 { grid-template-columns: repeat(4, 1fr); padding: 1rem 1.1rem; }
.kpi-row--4 .kpi { padding: 0.2rem 0.75rem; }
.kpi-row--4 .kpi b { font-size: 1.4rem; margin-bottom: 0.35rem; }
.kpi-row--4 .kpi span { font-size: 0.62rem; letter-spacing: 0.1em; }
.kpi__inf {
    /* render ∞ a hair larger so it carries weight against numerals */
    font-size: 1.8rem !important;
    line-height: 0.85;
    margin-bottom: 0.25rem !important;
}

@media (max-width: 720px) {
    .kpi-row--4 { grid-template-columns: repeat(2, 1fr); }
    .kpi-row--4 .kpi { border-left: none; padding: 0.5rem 0.5rem; }
    .kpi-row--4 .kpi:nth-child(odd) { border-right: 1px solid rgba(10,10,10,0.08); }
    .kpi-row--4 .kpi:nth-child(n+3) { border-top: 1px solid rgba(10,10,10,0.08); padding-top: 0.85rem; }
}

/* Founder stats — 4-up variant matching hero KPI row */
.founder__stats--4 { grid-template-columns: repeat(4, 1fr) !important; }
.founder__stats--4 .fs b { font-size: 1.45rem; }
.fs__inf {
    font-size: 1.8rem !important;
    line-height: 0.85;
}
@media (max-width: 720px) {
    .founder__stats--4 { grid-template-columns: repeat(2, 1fr) !important; gap: 1rem 0.75rem; }
}

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

/* ===========================================================
   NAV — Products dropdown
   =========================================================== */
.nav__dropdown { position: relative; }
.nav__dropdown > a {
    display: inline-flex; align-items: center; gap: 0.35rem;
    position: relative;  /* anchors the hover bridge */
}
/* Invisible bridge between trigger and menu so the dropdown
   stays open when the cursor crosses the visual gap. */
.nav__dropdown::after {
    content: '';
    position: absolute;
    top: 100%; left: -0.75rem; right: -0.75rem;
    height: 18px;
    background: transparent;
    pointer-events: none;
}
.nav__dropdown:hover::after,
.nav__dropdown:focus-within::after,
.nav__dropdown.is-open::after { pointer-events: auto; }
.nav__caret {
    font-size: 0.62rem; line-height: 1;
    color: var(--rdw-ink-3);
    transition: transform .25s var(--rdw-ease), color .25s;
}
.nav__dropdown:hover > a .nav__caret,
.nav__dropdown.is-open > a .nav__caret { transform: translateY(2px); color: var(--rdw-gold-deep); }

.nav__dropdown-menu {
    position: absolute; top: calc(100% + 14px); left: -0.75rem;
    min-width: 220px;
    list-style: none; margin: 0; padding: 0.4rem;
    background: linear-gradient(170deg, #FBF7EE 0%, #EFE8D8 100%);
    border: 1px solid rgba(10,10,10,0.07);
    border-radius: 14px;
    box-shadow:
        0 2px 4px rgba(58,42,14,0.08),
        0 18px 50px rgba(58,42,14,0.18),
        inset 0 1px 0 rgba(255,251,242,0.85);
    opacity: 0; pointer-events: none; visibility: hidden;
    transform: translateY(-4px);
    transition: opacity .22s var(--rdw-ease), transform .22s var(--rdw-ease), visibility .22s;
    z-index: 40;
}
.nav__dropdown-menu::before {
    /* small gold accent bar — matches feature-card brand cue */
    content: ''; position: absolute; left: 14px; top: 0;
    width: 22px; height: 3px;
    background: linear-gradient(90deg, #DFC070, #8A7230);
    border-radius: 0 0 3px 3px;
}
.nav__dropdown:hover > .nav__dropdown-menu,
.nav__dropdown:focus-within > .nav__dropdown-menu,
.nav__dropdown.is-open > .nav__dropdown-menu {
    opacity: 1; pointer-events: auto; visibility: visible; transform: translateY(0);
}

.nav__dropdown-menu a {
    display: block;
    padding: 0.65rem 0.85rem;
    border-radius: 8px;
    font-size: 0.82rem; font-weight: 600;
    color: var(--rdw-ink); letter-spacing: 0.02em;
    text-transform: none;
    transition: background .2s, color .2s, padding .2s;
}
.nav__dropdown-menu a:hover,
.nav__dropdown-menu a:focus {
    background: linear-gradient(90deg, rgba(201,168,76,0.12) 0%, rgba(201,168,76,0) 100%);
    color: var(--rdw-gold-deep);
    padding-left: 1.05rem;
}

/* Mobile menu sublinks */
.mobile-menu__sublinks {
    list-style: none; margin: 0.55rem 0 0 0; padding: 0.35rem;
    display: flex; flex-direction: column; gap: 0.35rem;
    background: var(--rdw-paper);
    border-radius: 10px;
    box-shadow: var(--inset-soft);
}
.mobile-menu__sublinks a {
    font-size: 1rem !important;
    font-weight: 600 !important;
    padding: 0.6rem 0.85rem !important;
    background: transparent !important;
    box-shadow: none !important;
    border: 0 !important;
    color: var(--rdw-ink-2) !important;
}
.mobile-menu__sublinks a:hover { color: var(--rdw-gold-deep) !important; }

/* ===========================================================
   NAV — extras: hamburger, mobile menu
   =========================================================== */
.nav__hamburger {
    display: none;
    width: 40px; height: 40px;
    flex-direction: column; gap: 5px;
    align-items: center; justify-content: center;
    border-radius: 8px;
    background: var(--rdw-paper);
    box-shadow: var(--depth-1), var(--rim);
    border: 1px solid rgba(10,10,10,0.08);
}
.nav__hamburger span {
    display: block; width: 18px; height: 2px;
    background: var(--rdw-ink);
    border-radius: 2px;
    transition: transform .25s var(--rdw-ease), opacity .2s;
}
.nav__hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
    position: fixed; inset: 0; z-index: 50;
    background: linear-gradient(180deg, #FBF7EE 0%, #EFE8D8 100%);
    display: none; flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
}
.mobile-menu.is-open { display: flex; }
.mobile-menu__close {
    position: absolute; top: 1.25rem; right: 1.25rem;
    width: 44px; height: 44px; border-radius: 10px;
    -webkit-appearance: none; appearance: none;
    background: var(--rdw-paper); color: #0a0a0a;
    box-shadow: var(--depth-1), var(--rim);
    font-size: 1.6rem; line-height: 1;
}
.mobile-menu__links {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 0.75rem;
}
.mobile-menu__links a {
    display: block;
    font-family: var(--rdw-font-heading);
    font-weight: 700; font-size: 1.4rem;
    color: var(--rdw-ink);
    padding: 0.85rem 1rem;
    border-radius: 12px;
    background: var(--rdw-paper);
    box-shadow: var(--depth-1), var(--rim);
    border: 1px solid rgba(10,10,10,0.05);
    letter-spacing: -0.01em;
}
.mobile-menu__links a:hover { color: var(--rdw-gold-deep); }
.mobile-menu__lang {
    margin-top: auto;
    display: flex; align-items: center; gap: 0.6rem;
    font-size: 0.95rem; color: var(--rdw-ink-3);
    padding: 0.5rem 0;
}
.mobile-menu__lang a { padding: 0.4rem 0.7rem; border-radius: 6px; font-weight: 600; color: var(--rdw-ink-2); }
.mobile-menu__lang a.on { background: var(--rdw-paper-2); color: var(--rdw-ink); box-shadow: var(--inset-soft); }

/* ===========================================================
   SERVICES — pillar callouts (Industrial Design + Software)
   =========================================================== */
.pillars {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
    margin-bottom: 3rem;
}
.pillar {
    position: relative;
    background: var(--paper-card-bg);
    border: 1px solid rgba(10,10,10,0.07);
    border-radius: 20px;
    padding: 2rem 2rem 1.75rem;
    box-shadow: var(--depth-2), var(--rim);
    display: flex; flex-direction: column; gap: 1.1rem;
    overflow: hidden;
    transition: transform .4s var(--rdw-ease), box-shadow .4s var(--rdw-ease);
}
.pillar:hover { transform: translateY(-4px); box-shadow: var(--depth-3), var(--rim); }
.pillar::after {
    content: ''; position: absolute; inset: 0 0 auto 0; height: 90px;
    background: radial-gradient(ellipse at 30% 0%, rgba(201,168,76,0.16), transparent 65%);
    pointer-events: none;
}
.pillar--design::before,
.pillar--software::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
    background: linear-gradient(180deg, #DFC070, #8A7230);
    border-radius: 4px 0 0 4px;
    box-shadow: 2px 0 6px rgba(201,168,76,0.3);
}
.pillar__head { position: relative; z-index: 1; }
.pillar__kicker {
    display: inline-block;
    font-size: 0.7rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.18em;
    color: var(--rdw-gold-deep);
    padding: 0.28rem 0.7rem; border-radius: 999px;
    background: var(--rdw-paper);
    box-shadow: var(--inset-soft);
    margin-bottom: 0.75rem;
}
.pillar__title {
    font-family: var(--rdw-font-heading); font-weight: 700;
    font-size: 1.85rem; line-height: 1.1;
    color: var(--rdw-ink);
    letter-spacing: -0.02em; margin: 0;
}
.pillar__body {
    font-size: 0.97rem; line-height: 1.7;
    color: var(--rdw-ink-2); margin: 0;
    position: relative; z-index: 1;
}
.pillar__list {
    list-style: none; padding: 0; margin: 0;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0.5rem 1.25rem;
    position: relative; z-index: 1;
}
.pillar__list li {
    font-size: 0.85rem; color: var(--rdw-ink-2);
    display: flex; align-items: center; gap: 0.55rem;
}
.pillar__list li::before {
    content: '✓';
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--rdw-paper);
    box-shadow: var(--inset-soft);
    display: grid; place-items: center;
    font-size: 0.66rem; color: var(--rdw-gold-deep); font-weight: 700;
    flex-shrink: 0;
}
.pillar__cta {
    align-self: flex-start;
    margin-top: 0.25rem;
    position: relative; z-index: 1;
}

.svc-row__tag--design { color: var(--rdw-ink); }

@media (max-width: 960px) {
    .pillars { grid-template-columns: 1fr; gap: 1.25rem; }
    .pillar__list { grid-template-columns: 1fr; }
}

/* ===========================================================
   PRODUCTS — extras
   =========================================================== */
.prod-name { margin-top: 0.4rem; }

.prod-foot--secondary {
    margin-top: -0.25rem;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(10,10,10,0.06);
}
.prod-link {
    font-size: 0.85rem; font-weight: 600;
    color: var(--rdw-gold-deep);
    letter-spacing: 0.02em;
    transition: color .2s;
}
.prod-link:hover { color: var(--rdw-ink); }

.prod-more {
    margin: 2.5rem auto 0;
    max-width: 720px; text-align: center;
    font-size: 0.95rem; line-height: 1.7;
    color: var(--rdw-ink-2);
}
.prod-more__label {
    display: block;
    font-size: 0.7rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.2em;
    color: var(--rdw-gold-deep);
    margin-bottom: 0.6rem;
}

/* ===========================================================
   FOUNDER — extras: bio paragraph + bullet list, actions row
   =========================================================== */
.founder__bio {
    color: #C6BDA8;
    font-size: 0.98rem; line-height: 1.7;
    display: flex; flex-direction: column; gap: 1rem;
}
.founder__bio p { margin: 0; }
.founder__list {
    list-style: none; padding: 0; margin: 0;
    display: grid; grid-template-columns: 1fr 1fr; gap: 0.45rem 1.5rem;
}
.founder__list li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.92rem; color: #C6BDA8;
}
.founder__list li::before {
    content: ''; position: absolute;
    left: 0; top: 0.55em;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--rdw-gold);
    box-shadow: 0 0 0 3px rgba(201,168,76,0.18);
}

.founder__actions {
    display: flex; gap: 0.6rem; align-items: center; flex-wrap: wrap;
}

/* ===========================================================
   RESUME PANEL — opens on dark approach section, paper-card surface
   =========================================================== */
.resume {
    margin-top: clamp(3rem, 6vw, 5rem);
    padding-top: clamp(3rem, 6vw, 5rem);
    border-top: 1px solid rgba(201,168,76,0.18);
    animation: resumeFadeIn .5s var(--rdw-ease) both;
}
.resume[hidden] { display: none; }

@keyframes resumeFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.resume__inner {
    background: var(--paper-card-bg);
    border: 1px solid rgba(201,168,76,0.25);
    border-radius: 20px;
    padding: clamp(1.75rem, 3.5vw, 3rem);
    box-shadow:
        0 30px 60px rgba(0,0,0,0.45),
        inset 0 1px 0 rgba(255,251,242,0.6);
    color: var(--rdw-ink-2);
    position: relative;
}
.resume__head {
    display: flex; justify-content: space-between; align-items: flex-start;
    gap: 1.5rem; flex-wrap: wrap;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(10,10,10,0.08);
}
.resume__head .eyebrow { color: var(--rdw-gold-deep); }
.resume__head .eyebrow::before { background: linear-gradient(90deg, transparent, var(--rdw-gold-deep)); }
.resume__title {
    color: var(--rdw-ink);
    margin: 0.5rem 0 0;
    font-size: clamp(1.5rem, 3vw, 2.1rem);
}
.resume__close {
    width: 40px; height: 40px; border-radius: 10px;
    background: var(--rdw-paper);
    color: var(--rdw-ink);
    box-shadow: var(--depth-1), var(--rim);
    font-size: 1.6rem; line-height: 1;
    flex-shrink: 0;
    transition: transform .2s, color .2s;
}
.resume__close:hover { color: var(--rdw-gold-deep); transform: rotate(90deg); }

.resume__grid {
    display: grid; grid-template-columns: 1.7fr 1fr;
    gap: clamp(1.5rem, 3vw, 3rem);
}
.resume__main { display: flex; flex-direction: column; gap: 1rem; }
.resume__main p {
    margin: 0;
    font-size: 0.98rem; line-height: 1.75;
    color: var(--rdw-ink-2);
}
.resume__main a {
    color: var(--rdw-gold-deep);
    border-bottom: 1px solid rgba(166,138,58,0.4);
    transition: color .2s;
}
.resume__main a:hover { color: var(--rdw-ink); border-bottom-color: var(--rdw-gold-deep); }
.resume__main strong { color: var(--rdw-ink); font-weight: 600; }

.resume__heading {
    font-family: var(--rdw-font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--rdw-ink);
    margin: 1.25rem 0 0;
    letter-spacing: -0.005em;
    padding-top: 1rem;
    border-top: 1px solid rgba(10,10,10,0.07);
}
.resume__heading:first-child { padding-top: 0; border-top: 0; margin-top: 0; }

.resume__sidebar {
    display: flex; flex-direction: column; gap: 1.5rem;
    padding: 1.5rem;
    background: var(--rdw-paper);
    border: 1px solid rgba(10,10,10,0.07);
    border-radius: 14px;
    box-shadow: var(--inset-soft);
    align-self: start;
    position: sticky; top: 90px;
}
.resume__sidebar-section { display: flex; flex-direction: column; gap: 0.7rem; }
.resume__sidebar-title {
    font-family: var(--rdw-font-heading);
    font-size: 0.7rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.18em;
    color: var(--rdw-gold-deep);
    margin: 0;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(10,10,10,0.08);
}
.resume__sidebar-item {
    display: flex; flex-direction: column; gap: 0.15rem;
    font-size: 0.88rem; color: var(--rdw-ink-2); line-height: 1.55;
}
.resume__sidebar-item strong { color: var(--rdw-ink); font-weight: 600; }
.resume__sidebar-item + .resume__sidebar-item {
    margin-top: 0.5rem;
    padding-top: 0.6rem;
    border-top: 1px dashed rgba(10,10,10,0.08);
}

.resume__foot {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(10,10,10,0.08);
    display: flex; justify-content: center;
}

/* ===========================================================
   CONTACT — single column with toggleable form panel
   =========================================================== */
.contact {
    display: block;
    max-width: 720px; margin: 0 auto;
    text-align: center;
}
.contact__head { display: flex; flex-direction: column; gap: 1rem; align-items: center; }
.contact__head .eyebrow { justify-content: center; }
.contact__lead { max-width: 56ch; margin: 0 auto; }
.contact__headline { margin-top: 0.25rem; }
.contact__buttons {
    display: flex; gap: 0.85rem; flex-wrap: wrap;
    justify-content: center; margin-top: 1rem;
}
.contact__buttons .btn { padding: 1rem 1.85rem; }
.contact__meta-line {
    margin-top: 0.85rem;
    font-size: 0.82rem; color: var(--rdw-ink-3);
}

.contact__panel {
    margin: 2.5rem auto 0;
    background: #FFFFFF;
    border: 1px solid rgba(10,10,10,0.08);
    border-radius: 18px;
    padding: 2rem;
    box-shadow:
        0 2px 4px rgba(58,42,14,0.07),
        0 24px 60px rgba(58,42,14,0.12),
        inset 0 1px 0 rgba(255,255,255,1);
    position: relative;
    text-align: left;
    animation: contactFade .4s var(--rdw-ease) both;
}
.contact__panel[hidden] { display: none; }
@keyframes contactFade {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.contact__close {
    position: absolute; top: 0.75rem; right: 0.75rem;
    width: 38px; height: 38px; border-radius: 10px;
    background: var(--rdw-paper);
    color: var(--rdw-ink);
    box-shadow: var(--inset-soft);
    font-size: 1.5rem; line-height: 1;
    transition: color .2s, transform .2s;
}
.contact__close:hover { color: var(--rdw-gold-deep); transform: rotate(90deg); }

.contact__form {
    display: flex; flex-direction: column; gap: 1rem;
    background: transparent; border: 0; padding: 0; box-shadow: none;
}
.contact__fields {
    display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}

.contact__hp {
    position: absolute; left: -10000px; top: auto;
    width: 1px; height: 1px; overflow: hidden;
}
.contact__submit { width: 100%; justify-content: center; }
.contact__reply { margin-top: 0.5rem; text-align: center; }

@media (max-width: 600px) {
    .contact__fields { grid-template-columns: 1fr; }
    .contact__panel { padding: 1.5rem 1.25rem; }
    .contact__buttons .btn { width: 100%; justify-content: center; }
}

.contact__status {
    display: none;
    padding: 0.85rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem; line-height: 1.5;
    border: 1px solid transparent;
}
.contact__status.is-success {
    display: block;
    background: var(--rdw-success-bg);
    border-color: var(--rdw-success-br);
    color: #2f6f3a;
}
.contact__status.is-error {
    display: block;
    background: var(--rdw-error-bg);
    border-color: var(--rdw-error-br);
    color: #a23535;
}
.contact__status.is-loading {
    display: block;
    background: var(--rdw-paper-2);
    color: var(--rdw-ink-2);
    border-color: rgba(10,10,10,0.08);
}

/* ===========================================================
   FOOTER — simplified single-row layout (matches old site)
   Overrides the 4-column grid from landing.css.
   =========================================================== */
.footer {
    display: block;
    grid-template-columns: none;
    padding: 2.25rem clamp(1.5rem, 4vw, 4rem);
    max-width: none;
    border-top: 1px solid rgba(10,10,10,0.08);
    background: linear-gradient(180deg, #FAF6EC 0%, #F2EBDC 100%);
}
.footer__inner {
    max-width: 1360px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    gap: 2rem; flex-wrap: wrap;
}
.footer__left {
    display: flex; flex-direction: column; gap: 0.2rem;
}
.footer__text {
    font-family: var(--rdw-font-heading);
    font-weight: 700; font-size: 0.95rem;
    color: var(--rdw-ink); letter-spacing: -0.005em;
}
.footer__meta {
    /* ⚠️ overrides landing.css .footer__meta */
    grid-column: auto;
    border-top: 0; padding-top: 0;
    display: inline; justify-content: flex-start;
    font-size: 0.8rem; color: var(--rdw-ink-3);
    letter-spacing: 0.01em;
}
.footer__links a {
    font-size: 0.88rem; font-weight: 600;
    color: var(--rdw-ink-2);
    padding: 0.5rem 0.85rem;
    border-radius: 8px;
    background: var(--rdw-paper);
    box-shadow: var(--inset-soft);
    transition: color .2s, box-shadow .2s;
}
.footer__links a:hover { color: var(--rdw-gold-deep); box-shadow: var(--depth-1), var(--rim); }

.footer__policy {
    display: flex; gap: 1.25rem; flex-wrap: wrap;
    font-size: 0.82rem;
}
.footer__policy a {
    color: var(--rdw-ink-3);
    transition: color .2s;
    border-bottom: 1px solid transparent;
}
.footer__policy a:hover { color: var(--rdw-gold-deep); border-bottom-color: rgba(166,138,58,0.4); }

@media (max-width: 720px) {
    .footer__inner { justify-content: flex-start; align-items: flex-start; }
}

/* ===========================================================
   BACK TO TOP
   =========================================================== */
.back-to-top {
    position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 25;
    width: 48px; height: 48px; border-radius: 50%;
    background: linear-gradient(180deg, #DFC070 0%, #C9A84C 55%, #B89A44 100%);
    color: #2A200A;
    display: grid; place-items: center;
    font-size: 1.1rem; font-weight: 700;
    box-shadow: var(--gold-glow);
    opacity: 0; visibility: hidden;
    transform: translateY(8px);
    transition: opacity .3s var(--rdw-ease), visibility .3s, transform .3s var(--rdw-ease);
}
.back-to-top.is-visible {
    opacity: 1; visibility: visible; transform: translateY(0);
}
.back-to-top:hover { transform: translateY(-3px); }

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 960px) {
    .nav__links, .nav__cta { display: none; }
    .nav__hamburger { display: flex; }
    .nav__lang { display: none; }
    .resume__grid { grid-template-columns: 1fr; }
    .resume__sidebar { position: static; }
    .founder__list { grid-template-columns: 1fr; }
    .founder__actions { width: 100%; }
    .footer__meta { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}

@media (max-width: 600px) {
    .prod-foot { flex-direction: column; align-items: stretch; gap: 0.6rem; }
    .prod-foot .btn { width: 100%; justify-content: center; }
    .contact__meta li { grid-template-columns: 90px 1fr; gap: 0.75rem; font-size: 0.88rem; }
    .resume__inner { padding: 1.25rem; border-radius: 14px; }
    .back-to-top { right: 1rem; bottom: 1rem; }
}