/* ============================================================
   DEN-AI — SHARED CSS
   Design language adapted from Axis Industrial
   ============================================================
   1. RESET & VARIABLES
   2. BASE TYPOGRAPHY
   3. UTILITY — TAGS, CONTAINERS
   4. BUTTONS
   5. HEADER / NAV
   6. HERO (BASE)
   7. SECTION SHARED
   8. BENTO / SPEC CARDS
   9. TICKER
   10. STACK PROCESS CARDS
   11. CTA BAND
   12. TERMINAL LOG
   13. CONTACT FORM
   14. ABOUT / VALUES
   15. FOOTER
   16. SCROLL REVEAL
   17. RESPONSIVE
   ============================================================ */

/* ----- 1. RESET & VARIABLES ----- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --base:       #FFFFFF;
    --ink:        #0A0A0A;
    --accent:     #C4A574;
    --muted:      #888888;
    --surface:    #F5F5F0;
    --term-bg:    #08080A;
    --term-green: #00FF66;
    --term-amber: #FFAA00;

    --border:        4px solid var(--ink);
    --border-thin:   1px solid var(--ink);
    --border-hair:   1px solid rgba(0,0,0,0.10);
    --shadow:        8px 8px 0px var(--ink);
    --shadow-accent: 8px 8px 0px var(--accent);

    --fs-hero:     clamp(4rem, 14vw, 14rem);
    --fs-h1:       clamp(2.4rem, 5vw, 5rem);
    --fs-h2:       clamp(1.6rem, 3vw, 3rem);
    --fs-h3:       clamp(1.1rem, 1.6vw, 1.5rem);
    --fs-body:     clamp(0.9rem, 1.1vw, 1.1rem);
    --fs-data:     clamp(0.78rem, 0.9vw, 0.95rem);
    --fs-micro:    0.62rem;
    --fs-ticker:   clamp(1.4rem, 2.5vw, 2.5rem);
    --fs-stat:     clamp(2.4rem, 5vw, 4.5rem);
    --fs-spec-val: clamp(2rem, 4vw, 3.5rem);

    --gap:         clamp(1rem, 2vw, 2rem);
    --section-pad: clamp(4rem, 10vw, 10rem) clamp(1rem, 4vw, 4rem);

    --cols:     12;
    --header-h: 44px;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 400;
    font-size: var(--fs-body);
    line-height: 1.6;
    color: var(--ink);
    background: var(--base);
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }

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


/* ----- 2. BASE TYPOGRAPHY ----- */
h1, h2, h3, h4, h5, h6, .font-display {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    line-height: 0.85;
    letter-spacing: -0.03em;
}


/* ----- 3. UTILITY ----- */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding-inline: clamp(1rem, 4vw, 4rem);
}

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

.tag {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    padding: 0.3em 0.7em;
    border: 2px solid var(--ink);
    background: var(--base);
}
.tag--filled { background: var(--ink); color: var(--base); }
.tag--accent { background: var(--accent); color: var(--base); border-color: var(--accent); }
.tag--ghost  { border-color: var(--muted); color: var(--muted); background: transparent; }


/* ----- 4. BUTTONS ----- */
.btn {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.85em 2em;
    border: var(--border);
    cursor: pointer;
    display: inline-block;
    text-align: center;
    transition: none;
}

.btn--primary {
    background: var(--accent);
    color: var(--base);
    box-shadow: var(--shadow);
}
.btn--primary:hover  { transform: translate(-4px,-4px); box-shadow: 12px 12px 0 var(--ink); }
.btn--primary:active { transform: translate(4px,4px);   box-shadow: 0 0 0 var(--ink); }

.btn--ghost {
    background: var(--base);
    color: var(--ink);
    box-shadow: var(--shadow);
}
.btn--ghost:hover { background: var(--ink); color: var(--base); transform: translate(-4px,-4px); box-shadow: 12px 12px 0 var(--ink); }


/* ----- 5. HEADER / NAV ----- */
.header {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    height: var(--header-h);
    z-index: 1000;
    background: var(--ink);
    color: var(--base);
    border-bottom: 2px solid var(--accent);
    display: flex;
    align-items: center;
    padding: 0 clamp(1rem, 3vw, 3rem);
}

.header__inner {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.header__left { display: flex; align-items: center; gap: 1.2rem; }

.header__logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.header__logo-mark {
    width: 22px; height: 22px;
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.header__logo-mark svg { width: 12px; height: 12px; }

.header__sep { width: 1px; height: 16px; background: rgba(255,255,255,0.12); }

.header__product {
    font-size: var(--fs-micro);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0.4;
}

.header__nav {
    display: flex;
    align-items: stretch;
    height: var(--header-h);
    border-left: 1px solid rgba(255,255,255,0.10);
}

.header__nav a {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--fs-micro);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 0 1.2rem;
    display: flex;
    align-items: center;
    border-right: 1px solid rgba(255,255,255,0.10);
    color: rgba(255,255,255,0.5);
}
.header__nav a:hover  { background: var(--accent); color: var(--base); }
.header__nav a.active { background: rgba(255,255,255,0.06); color: var(--base); }

.header__right { display: flex; align-items: center; gap: 1.2rem; }

.header__status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--fs-micro);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.header__status-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--term-green);
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%,100% { opacity: 1; }
    50%      { opacity: 0.35; }
}

.header__clock {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--fs-micro);
    letter-spacing: 0.08em;
    opacity: 0.7;
    min-width: 7em;
    text-align: right;
}

.header__burger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}
.header__burger span {
    width: 22px; height: 2px;
    background: var(--base);
    display: block;
}


/* ----- 6. HERO (BASE) ----- */
.hero {
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--section-pad);
    padding-top: calc(var(--header-h) + 4rem);
    position: relative;
    overflow: hidden;
    border-bottom: var(--border);
}

.hero--center {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,0,0,0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.045) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.hero__grid--dense {
    background-size: 60px 60px;
    opacity: 0.04;
    background-image:
        linear-gradient(var(--ink) 1px, transparent 1px),
        linear-gradient(90deg, var(--ink) 1px, transparent 1px);
}

.hero__label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
    z-index: 1;
}
.hero__label::before { content: ''; width: 30px; height: 1px; background: var(--accent); }

.hero__title {
    font-size: var(--fs-hero);
    line-height: 0.82;
    letter-spacing: -0.05em;
    position: relative;
    z-index: 1;
    margin-bottom: 2rem;
    animation: heroRotate linear both;
    animation-timeline: scroll();
    animation-range: 0vh 55vh;
}

@keyframes heroRotate {
    from { transform: rotate(0deg); opacity: 1; }
    to   { transform: rotate(-2.5deg) translateY(-20px); opacity: 0.25; }
}

.hero__title .line        { display: block; }
.hero__title .line--indent { padding-left: clamp(1rem, 6vw, 6rem); }
.hero__title .accent-dot  { color: var(--accent); }

.hero__bottom {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.hero__desc {
    max-width: 420px;
    font-size: var(--fs-data);
    line-height: 1.8;
    opacity: 0.55;
}

.hero__stats { display: flex; gap: clamp(1.5rem, 3vw, 3.5rem); }

.hero__stat-num {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: var(--fs-stat);
    line-height: 1;
    letter-spacing: -0.04em;
}

.hero__stat-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    opacity: 0.35;
    margin-top: 0.35rem;
}

.hero__scroll-cue {
    position: absolute;
    right: clamp(1rem, 2vw, 4rem);
    bottom: clamp(2rem, 4vw, 4rem);
    writing-mode: vertical-rl;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    opacity: 0.4;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}
.hero__scroll-cue::after {
    content: '';
    width: 1px; height: 50px;
    background: var(--ink);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%,100% { opacity: 0.3; transform: scaleY(0.5); }
    50%     { opacity: 1;   transform: scaleY(1); }
}

.hero__subtitle {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.9rem, 1.8vw, 1.4rem);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
    opacity: 0.5;
    position: relative;
    z-index: 1;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.hero__coords { position: absolute; left:  clamp(1rem,4vw,4rem); bottom: clamp(1.5rem,3vw,3rem); font-size: var(--fs-micro); letter-spacing: 0.1em; opacity: 0.25; }
.hero__version { position: absolute; right: clamp(1rem,4vw,4rem); bottom: clamp(1.5rem,3vw,3rem); font-size: var(--fs-micro); letter-spacing: 0.1em; opacity: 0.25; }


/* ----- 7. SECTION SHARED ----- */
.section {
    padding: var(--section-pad);
    border-bottom: var(--border);
}

.section--surface { background: var(--surface); }

.section__eyebrow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--accent);
    margin-bottom: 1rem;
}

.section__title  { font-size: var(--fs-h1); }
.section__header { margin-bottom: clamp(2.5rem, 5vw, 5rem); }


/* ----- 8. BENTO CARDS ----- */
.bento__grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(180px, auto);
    gap: var(--gap);
}

.bento-card--wide   { grid-column: span 8; }
.bento-card--mid    { grid-column: span 6; }
.bento-card--narrow { grid-column: span 4; }
.bento-card--tall   { grid-row: span 2; }

.bento-card {
    border: var(--border);
    box-shadow: var(--shadow);
    padding: clamp(1.2rem, 2vw, 2rem);
    background: var(--base);
    position: relative;
    display: grid;
    grid-template-rows: auto 1fr auto;
    overflow: hidden;
    cursor: default;
    transition: none;
}
.bento-card:hover              { transform: translate(-4px,-4px); box-shadow: 12px 12px 0 var(--ink); }
.bento-card--dark              { background: var(--ink); color: var(--base); box-shadow: var(--shadow-accent); }
.bento-card--dark:hover        { box-shadow: 12px 12px 0 var(--accent); }
.bento-card--accent            { background: var(--accent); color: var(--base); }
.bento-card--accent:hover      { box-shadow: 12px 12px 0 var(--ink); }

.bento-card__number {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.3;
    margin-bottom: 1rem;
}

.bento-card__title { font-size: var(--fs-h3); margin-bottom: 0.6rem; line-height: 0.9; }
.bento-card__text  { font-size: var(--fs-data); line-height: 1.7; opacity: 0.55; }

.bento-card__stat {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1;
    letter-spacing: -0.04em;
    align-self: end;
}

.bento-card__visual {
    position: absolute;
    right: -10px; bottom: -10px;
    width: 120px; height: 120px;
    border: 3px solid currentColor;
    border-radius: 50%;
    opacity: 0.08;
}

.bar-chart {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 60px;
    margin-top: 1rem;
}

.bar-chart__col {
    flex: 1;
    background: var(--accent);
    min-height: 4px;
    border: 2px solid var(--ink);
}
.bento-card--dark .bar-chart__col { border-color: var(--accent); }

.bar-track {
    width: 100%;
    height: 4px;
    background: rgba(0,0,0,0.06);
    margin-top: 0.8rem;
    overflow: hidden;
}
.bento-card--dark .bar-track     { background: rgba(255,255,255,0.12); }
.bento-card--accent .bar-track   { background: rgba(255,255,255,0.2); }

.bar-track__fill {
    height: 100%;
    background: var(--accent);
    transition: width 0.8s ease;
}
.bento-card--accent .bar-track__fill { background: var(--base); }


/* SPEC GRID (inner pages) */
.spec-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: var(--border);
    border-left: var(--border);
}

.spec-cell {
    border-bottom: var(--border);
    border-right: var(--border);
    padding: clamp(1.5rem, 3vw, 2.5rem);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1rem;
    min-height: 160px;
    background: var(--base);
}
.spec-cell--dark   { background: var(--ink); color: var(--base); }
.spec-cell--accent { background: var(--accent); color: var(--base); }

.spec-cell__id    { font-size: 0.65rem; opacity: 0.35; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.3rem; }
.spec-cell__label { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: var(--fs-h3); text-transform: uppercase; letter-spacing: -0.02em; }
.spec-cell__value { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: var(--fs-spec-val); line-height: 1; letter-spacing: -0.04em; }
.spec-cell__unit  { font-size: 0.45em; letter-spacing: 0.05em; opacity: 0.5; }
.spec-cell__note  { font-size: var(--fs-data); opacity: 0.5; line-height: 1.6; }


/* ----- 9. TICKER ----- */
.ticker {
    border-bottom: var(--border);
    background: var(--ink);
    color: var(--base);
    overflow: hidden;
    padding: 1.2rem 0;
}
.ticker--accent { background: var(--accent); }
.ticker--accent .ticker__item::after { background: var(--base); }

.ticker__track {
    display: flex;
    width: max-content;
    animation: tickerScroll 22s linear infinite;
}
.ticker--reverse .ticker__track { animation-direction: reverse; animation-duration: 30s; }

.ticker__item {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: var(--fs-ticker);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    white-space: nowrap;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
}
.ticker__item::after {
    content: '';
    width: 12px; height: 12px;
    background: var(--accent);
    flex-shrink: 0;
}

@keyframes tickerScroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}


/* ----- 10. STACK PROCESS CARDS ----- */
.stack__header {
    margin-bottom: clamp(3rem, 6vw, 6rem);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}
.stack__subtitle { font-size: var(--fs-data); max-width: 340px; opacity: 0.6; line-height: 1.7; }

.stack__card {
    position: sticky;
    top: 80px;
    border: var(--border);
    box-shadow: var(--shadow);
    background: var(--base);
    padding: clamp(2rem, 4vw, 4rem);
    margin-bottom: 2rem;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--gap);
    align-items: center;
    transition: none;
}
.stack__card:nth-child(2) { top: 110px; background: #F5F5F0; }
.stack__card:nth-child(3) { top: 140px; background: var(--ink); color: var(--base); box-shadow: var(--shadow-accent); }
.stack__card:nth-child(4) { top: 170px; background: #F0F0EB; }

.stack__card:hover           { transform: translate(-4px,-4px); box-shadow: 12px 12px 0 var(--ink); }
.stack__card:nth-child(3):hover { box-shadow: 12px 12px 0 var(--accent); }

.stack__card-left  { grid-column: span 4; }
.stack__card-right { grid-column: span 8; }

.stack__card-step {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: clamp(4rem, 8vw, 7rem);
    line-height: 0.8;
    letter-spacing: -0.05em;
    opacity: 0.12;
}

.stack__card-title { font-size: var(--fs-h2); margin-bottom: 1rem; }
.stack__card-text  { font-size: var(--fs-data); line-height: 1.8; opacity: 0.7; max-width: 520px; }
.stack__card-tags  { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }

.stack__card:nth-child(3) .tag          { border-color: var(--base); color: var(--base); background: transparent; }
.stack__card:nth-child(3) .tag--filled  { background: var(--accent); border-color: var(--accent); color: var(--base); }


/* ----- 11. CTA BAND ----- */
.cta-band {
    background: var(--ink);
    color: var(--base);
    padding: var(--section-pad);
    border-bottom: var(--border);
}
.cta-band__inner {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 3rem;
    flex-wrap: wrap;
}
.cta-band__title { font-size: var(--fs-h1); line-height: 0.9; }
.cta-band__text  { font-size: var(--fs-data); max-width: 360px; opacity: 0.55; line-height: 1.8; margin-top: 1rem; }
.cta-band__actions { display: flex; gap: 1rem; flex-wrap: wrap; flex-shrink: 0; }

.cta-band .btn--primary { background: var(--accent); }
.cta-band .btn--ghost   { background: transparent; color: var(--base); border-color: rgba(255,255,255,0.2); box-shadow: 8px 8px 0 rgba(255,255,255,0.1); }
.cta-band .btn--ghost:hover { background: var(--base); color: var(--ink); border-color: var(--base); box-shadow: 12px 12px 0 rgba(255,255,255,0.15); }


/* ----- 12. TERMINAL LOG ----- */
.log { background: var(--term-bg); border-bottom: var(--border); overflow: hidden; }
.log__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem clamp(1rem, 4vw, 4rem);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.log__header-title  { font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 0.18em; color: var(--term-green); }
.log__header-status { font-size: var(--fs-micro); letter-spacing: 0.1em; opacity: 0.35; color: var(--base); }

.log__body { display: flex; flex-direction: column; overflow: hidden; }

.log__track {
    display: flex;
    width: max-content;
    animation: tickerScroll 32s linear infinite;
    padding: 0.5rem 0;
}
.log__track--reverse { animation-direction: reverse; animation-duration: 38s; }

.log__entry {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.35rem 1.5rem;
    white-space: nowrap;
    font-size: var(--fs-micro);
    color: rgba(255,255,255,0.45);
    border-right: 1px solid rgba(255,255,255,0.04);
}
.log__entry-time { color: rgba(255,255,255,0.25); }
.log__entry-tag  { padding: 0.1em 0.5em; font-size: 0.58rem; font-weight: 500; letter-spacing: 0.1em; }
.log-ok   { background: rgba(0,255,102,0.15); color: var(--term-green); }
.log-sys  { background: rgba(255,170,0,0.15); color: var(--term-amber); }
.log-warn { background: rgba(196,165,116,0.2); color: var(--accent); }
.log__entry-msg { color: rgba(255,255,255,0.55); }


/* ----- 13. CONTACT FORM ----- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: start;
}

.contact-info__item {
    padding: clamp(1.5rem, 2.5vw, 2rem) 0;
    border-bottom: var(--border-thin);
}
.contact-info__item:first-child { border-top: var(--border-thin); }
.contact-info__label { font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 0.2em; color: var(--accent); margin-bottom: 0.5rem; }
.contact-info__value { font-family: 'Space Grotesk', sans-serif; font-size: var(--fs-h3); font-weight: 700; text-transform: uppercase; }
.contact-info__sub { font-size: var(--fs-data); opacity: 0.5; margin-top: 0.3rem; }

.contact-form { display: flex; flex-direction: column; gap: 0; border: var(--border); }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: var(--border-thin);
}
.form-row--full { grid-template-columns: 1fr; }

.form-group { display: flex; flex-direction: column; }
.form-group + .form-group { border-left: var(--border-thin); }

.form-label {
    font-size: var(--fs-micro);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    opacity: 0.45;
    padding: 0.75rem 1rem 0.3rem;
}

.form-input, .form-textarea {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--fs-data);
    color: var(--ink);
    background: transparent;
    border: none;
    padding: 0.4rem 1rem 0.8rem;
    width: 100%;
    outline: none;
    resize: none;
}
.form-input:focus, .form-textarea:focus { background: rgba(196,165,116,0.04); }
.form-textarea { min-height: 120px; }

.form-submit {
    padding: 1.2rem clamp(1rem, 2vw, 2rem);
    border-top: var(--border-thin);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.form-note { font-size: var(--fs-micro); opacity: 0.4; letter-spacing: 0.1em; text-transform: uppercase; }
.contact-form .btn[disabled] {
    opacity: 0.8;
    cursor: not-allowed;
    transform: none;
    box-shadow: var(--shadow);
}

.form-status {
    margin: 0;
    min-height: 1.6em;
    padding: 0.75rem clamp(1rem, 2vw, 2rem) 1.1rem;
    border-top: var(--border-thin);
    font-size: var(--fs-micro);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.8;
}

.form-status--success {
    color: #0e7a3b;
    background: rgba(14, 122, 59, 0.06);
}

.form-status--error {
    color: #9a3a1a;
    background: rgba(154, 58, 26, 0.06);
}


/* ----- 14. ABOUT / VALUES ----- */
.about-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 8rem);
    align-items: start;
}

.about-text p {
    font-size: var(--fs-data);
    line-height: 1.9;
    opacity: 0.65;
    margin-bottom: 1.2rem;
}

.values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap);
    margin-top: clamp(3rem, 6vw, 6rem);
}

.value-card {
    border: var(--border);
    box-shadow: var(--shadow);
    padding: clamp(1.5rem, 3vw, 2.5rem);
    background: var(--base);
    transition: none;
}
.value-card:hover          { transform: translate(-4px,-4px); box-shadow: 12px 12px 0 var(--ink); }
.value-card:nth-child(2)   { background: var(--ink); color: var(--base); box-shadow: var(--shadow-accent); }
.value-card:nth-child(2):hover { box-shadow: 12px 12px 0 var(--accent); }
.value-card:nth-child(4)   { background: var(--accent); color: var(--base); }
.value-card:nth-child(4):hover { box-shadow: 12px 12px 0 var(--ink); }

.value-card__num   { font-family: 'Space Grotesk', sans-serif; font-size: var(--fs-micro); opacity: 0.25; margin-bottom: 1rem; letter-spacing: 0.1em; }
.value-card__title { font-size: var(--fs-h3); margin-bottom: 0.7rem; }
.value-card__text  { font-size: var(--fs-data); line-height: 1.7; opacity: 0.55; }


/* ----- 15. FOOTER ----- */
.footer {
    background: var(--ink);
    color: var(--base);
    padding: clamp(2.5rem, 5vw, 4rem) clamp(1rem, 4vw, 4rem);
}
.footer__inner { max-width: 1440px; margin: 0 auto; }

.footer--compact .footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.footer__left { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.footer__logo { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; }
.footer__links { display: flex; gap: 1.2rem; }
.footer__links a { font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 0.12em; opacity: 0.4; transition: opacity 0.2s; }
.footer__links a:hover { opacity: 1; color: var(--accent); }

.footer__top {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--gap);
    padding-bottom: clamp(3rem, 6vw, 6rem);
    border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer__brand { grid-column: span 5; }
.footer__brand-name { font-size: var(--fs-h2); margin-bottom: 1.5rem; }
.footer__brand-desc { font-size: var(--fs-data); opacity: 0.45; line-height: 1.8; max-width: 340px; }
.footer__col { grid-column: span 2; }
.footer__col:last-child { grid-column: span 3; }
.footer__col-title { font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--accent); margin-bottom: 1.5rem; }
.footer__col a { display: block; font-size: var(--fs-data); opacity: 0.5; margin-bottom: 0.75rem; transition: opacity 0.2s; }
.footer__col a:hover { opacity: 1; color: var(--accent); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 2rem; gap: 1rem; flex-wrap: wrap; }
.footer__copy { font-size: 0.65rem; color: rgba(255,255,255,0.35); letter-spacing: 0.05em; }
.footer__back-top { font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.15em; opacity: 0.4; cursor: pointer; background: none; border: none; color: var(--base); }
.footer__back-top:hover { opacity: 1; color: var(--accent); }


/* ----- 16. SCROLL REVEAL ----- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }


/* ----- 17. RESPONSIVE ----- */
@media (max-width: 1024px) {
    .footer__brand { grid-column: span 12; margin-bottom: 2rem; }
    .footer__col   { grid-column: span 4; }
    .footer__col:last-child { grid-column: span 4; }
    .bento-card--wide, .bento-card--mid, .bento-card--narrow { grid-column: span 6; }
    .spec-grid { grid-template-columns: repeat(2,1fr); }
    .stack__card-left  { grid-column: span 3; }
    .stack__card-right { grid-column: span 9; }
    .about-split { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    :root { --cols: 4; }
    .header__nav { display: none; }
    .header__product { display: none; }
    .header__burger { display: flex; }
    .header__nav.open {
        display: flex; flex-direction: column;
        position: absolute; top: var(--header-h); left: 0;
        width: 100%; background: var(--ink);
        border-bottom: 2px solid var(--accent);
        overflow-y: auto;
        max-height: calc(100vh - var(--header-h));
    }
    .header__nav.open a { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.06); padding: 0.9rem clamp(1rem,3vw,3rem); height: auto; }
    .hero__bottom { flex-direction: column; align-items: flex-start; }
    .hero__scroll-cue { display: none; }
    .bento-card--wide, .bento-card--mid, .bento-card--narrow { grid-column: 1 / -1; }
    .bento-card--tall { grid-row: span 1; }
    .stack__card { grid-template-columns: 1fr; position: relative; top: auto !important; }
    .stack__card-left, .stack__card-right { grid-column: 1 / -1; }
    .stack__card-step { font-size: 4rem; }
    .spec-grid { grid-template-columns: 1fr 1fr; }
    .cta-band__inner { flex-direction: column; align-items: flex-start; }
    .footer__col { grid-column: span 6; }
    .footer__col:last-child { grid-column: span 6; }
    .footer--compact .footer__inner { flex-direction: column; align-items: flex-start; }
    .footer__left { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .values-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .form-group + .form-group { border-left: none; border-top: var(--border-thin); }
}

@media (max-width: 480px) {
    .hero__stats { flex-direction: column; gap: 1rem; }
    .footer__col, .footer__col:last-child { grid-column: 1 / -1; }
    .header__status span { display: none; }
    .spec-grid { grid-template-columns: 1fr; }
}