/* Industry — design-system tokens and component classes. This file is the source of truth for the system's look; retune it here and see readme.md. */
/* vietnamese */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/barlow-400-vietnamese.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/barlow-400-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/barlow-400-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* vietnamese */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/barlow-500-vietnamese.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/barlow-500-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/barlow-500-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* vietnamese */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/barlow-700-vietnamese.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/barlow-700-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/barlow-700-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* vietnamese */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/barlow-condensed-400-vietnamese.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/barlow-condensed-400-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/barlow-condensed-400-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* vietnamese */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/barlow-condensed-500-vietnamese.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/barlow-condensed-500-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/barlow-condensed-500-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}


:root {
  /* Industrial dark — graphite shop-floor bg, amber/steel accents. */
  --color-bg: #15171a;
  --color-surface: #1c1f23;
  --color-text: #eceef0;
  --color-accent: #e2a13d;
  --color-accent-2: #7f97a8;
  --color-divider: color-mix(in srgb, var(--color-text) 16%, transparent);

  /* Tonal ramps — generated in OKLCH on one shared lightness scale, so the
     same step of any role matches the others in visual value. */
  --color-neutral-100: #1c1f23;
  --color-neutral-200: #24272c;
  --color-neutral-300: #34383e;
  --color-neutral-400: #4a4f56;
  --color-neutral-500: #6b7078;
  --color-neutral-600: #8c9098;
  --color-neutral-700: #aeb1b7;
  --color-neutral-800: #d0d2d6;
  --color-neutral-900: #eceef0;

  /* Amber accent ramp — 700 is the vivid mid tone used for labels/links
     on the dark bg, 900 the hover state (lighter, not darker). */
  --color-accent-100: #2a2115;
  --color-accent-200: #4a3a1d;
  --color-accent-300: #6e5525;
  --color-accent-400: #96702a;
  --color-accent-500: #bd8934;
  --color-accent-600: #d99939;
  --color-accent-700: #e2a13d;
  --color-accent-800: #ecb862;
  --color-accent-900: #f5d18f;

  /* Steel-blue secondary accent ramp, same shape as accent above. */
  --color-accent-2-100: #1b2126;
  --color-accent-2-200: #2c363e;
  --color-accent-2-300: #3f4d58;
  --color-accent-2-400: #566672;
  --color-accent-2-500: #6a7d8b;
  --color-accent-2-600: #7f97a8;
  --color-accent-2-700: #9bb0be;
  --color-accent-2-800: #b8c8d3;
  --color-accent-2-900: #d5e0e6;

  --font-heading: "Barlow Condensed", system-ui, sans-serif;
  --font-heading-weight: 600;
  --font-body: "Barlow", system-ui, sans-serif;

  --space-1: 3.4px;
  --space-2: 6.8px;
  --space-3: 10.2px;
  --space-4: 13.6px;
  --space-6: 20.4px;
  --space-8: 27.2px;

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 7px;

  /* Elevation — on this dark theme, a hairline edge does the work light
     shadows can't; shadows just deepen the ambient darkness beneath. */
  --shadow-sm: 0 1px 2px color-mix(in srgb, #000 45%, transparent);
  --shadow-md: 0 3px 12px color-mix(in srgb, #000 55%, transparent);
  --shadow-lg: 0 14px 36px color-mix(in srgb, #000 65%, transparent);
}

body {
  background:
    repeating-linear-gradient(
      to right,
      color-mix(in srgb, var(--color-text) 4%, transparent) 0 1px,
      transparent 1px 96px
    ),
    repeating-linear-gradient(
      to bottom,
      color-mix(in srgb, var(--color-text) 4%, transparent) 0 1px,
      transparent 1px 96px
    ),
    var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: var(--font-heading-weight); }

.blueprint {
  position: relative;
  border: 1px solid var(--color-divider);
  border-radius: 0;
}
/* The overlay image treatments (halftone, duotone) clip their overlay
   (overflow:hidden); a blueprint wrapper draws its registration marks
   outside the box, so when both classes share a wrapper the frame must
   win. */
.blueprint.halftone, .blueprint.plate, .blueprint.duotone { overflow: visible; }
.blueprint > .corner {
  position: absolute; width: 11px; height: 11px;
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.blueprint > .corner::before, .blueprint > .corner::after {
  content: ""; position: absolute; background: currentColor;
}
.blueprint > .corner::before { left: 5px; top: 0; width: 1px; height: 100%; }
.blueprint > .corner::after  { top: 5px; left: 0; width: 100%; height: 1px; }
.blueprint > .corner.tl { top: -6px; left: -6px; }
.blueprint > .corner.tr { top: -6px; right: -6px; }
.blueprint > .corner.bl { bottom: -6px; left: -6px; }
.blueprint > .corner.br { bottom: -6px; right: -6px; }

.duotone{position:relative;overflow:hidden}
.duotone::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:var(--color-accent);mix-blend-mode:color}

/* ══════════════════════════════════════════════════════════════════════════
   Components — built with the tokens above. Plain CSS
   on plain HTML: no JavaScript, no build step. Each class is documented in
   readme.md and demonstrated in foundations/ and components/.
   ══════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-size: 15px; line-height: 1.55; font-weight: 400; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.12; letter-spacing: -0.015em; margin: 0 0 var(--space-2);
}
h1 { font-size: 42px; }
h2 { font-size: 32px; }
h3 { font-size: 25px; }
h4 { font-size: 20px; }
h5 { font-size: 16px; }
h6 { font-size: 13px; }
h6 { letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent); text-underline-offset: 3px; }
img { display: block; max-width: 100%; }
figure { margin: 0; }
figcaption {
  font-size: 11px; margin-top: var(--space-1);
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

/* — rules — */
.hr {
  height: 1px; border: 0; margin: var(--space-4) 0;
  background: var(--color-divider);
}

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: 1.2; color: var(--color-text); /* matches the .input's 14px —
     the pair sits side by side in sign-up rows */
  background: transparent; border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
}
.btn svg { display: block; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-secondary:active { background: color-mix(in srgb, var(--color-text) 14%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-1); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-ghost:active { background: color-mix(in srgb, var(--color-accent) 18%, transparent); }
.btn-icon { width: 36px; height: 36px; padding: 0; }
.btn-block { width: 100%; margin-top: var(--space-2); }

/* — forms — */
.field > label {
  display: block; font-size: 12px; margin-bottom: 5px;
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
}
.input {
  width: 100%; min-height: 36px; padding: 6px 10px; font: inherit;
  font-size: 14px; color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.input:hover { border-color: color-mix(in srgb, var(--color-text) 45%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
textarea.input { min-height: 90px; resize: vertical; }
.radio { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 14px; }
.radio input, .seg-opt input {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.radio .dot {
  width: 16px; height: 16px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--color-divider);
}
.radio:hover .dot { border-color: var(--color-accent); }
.radio input:checked + .dot {
  border-color: var(--color-accent); background: var(--color-accent);
  box-shadow: inset 0 0 0 4px var(--color-bg);
}
.radio input:focus-visible + .dot { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.seg {
  display: inline-flex; overflow: hidden;
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.seg-opt {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; font-size: 13px; cursor: pointer;
}
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:has(input:checked) { background: var(--color-accent); color: var(--color-bg); }
.seg-opt:not(:has(input:checked)):hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.seg-opt:has(input:focus-visible) { outline: 2px solid var(--color-accent); outline-offset: -2px; }

/* — cards — */
.card {
  display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-3); border-radius: var(--radius-md); background: var(--color-surface);
}
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent); }
.card-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 17px; line-height: 1.2;
}
.card-body { margin: 0; font-size: 13px; opacity: 0.8; flex: 1; }
.card-meta {
  display: flex; align-items: center; gap: 6px; font-size: 11px;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-size: 11px;
  letter-spacing: 0.02em; padding: 3px 10px;
  border-radius: calc(var(--radius-md) * 0.75);
}
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-accent-2 { background: var(--color-accent-2-100); color: var(--color-accent-2-800); }
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); }

/* — navigation — */
.nav {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: none;
}
.nav-brand {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px; margin-right: auto;
}
.nav a { color: inherit; text-decoration: none; font-size: 14px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--color-accent); }

/* — tables — */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  padding: var(--space-2); border-bottom: 1px solid var(--color-divider);
}
.table td {
  padding: var(--space-2);
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}
.table tbody tr:hover { background: color-mix(in srgb, var(--color-text) 4%, transparent); }

/* — dialog — */
.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center;
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent);
}
.dialog {
  width: min(440px, 100%); display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4); border-radius: var(--radius-lg);
  background: var(--color-surface); box-shadow: var(--shadow-lg);
}
.dialog-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 20px;
}
.dialog-body { font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }

/* — blueprint frame: components are wireframe objects (see .blueprint
     and .corner above) — square, transparent, hairline-bordered — */
.card, .btn, .input, .tag, .seg, .dialog { border-radius: 0; }
.card, .dialog { background: transparent; border: 1px solid var(--color-divider); }
.btn { border: 1px solid var(--color-divider); }
.btn-primary { border-color: var(--color-accent); }
.btn-ghost { border-color: transparent; }

/* — media frame: the height every project's media block shares (phone
   mockup, browser mockup, or a plain placeholder photo), so all three
   project cards line up at the same height regardless of what's inside.
   padding-top (not aspect-ratio) so it's definite without depending on
   flex/aspect-ratio interaction for absolutely-positioned children. — */
.media-frame { position: relative; width: 100%; padding-top: 108%; }
.media-frame > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* — phone mockup: frames a raw phone screenshot inside a device bezel so a
   bright app UI reads as an intentional screen, not a stray white patch on
   the dark card behind it. — */
.phone-frame {
  background: var(--color-bg);
  overflow: hidden;
  cursor: zoom-in;
}
.phone-body {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  height: 94%; aspect-ratio: 9 / 19.5;
  background: #0b0c0e;
  border: 1px solid color-mix(in srgb, var(--color-text) 20%, transparent);
  border-radius: 22px;
  padding: 7px;
  box-shadow: var(--shadow-md);
}
.phone-screen {
  width: 100%; height: 100%; object-fit: cover; object-position: top center;
  border-radius: 16px; display: block;
}

/* — carousel: several .phone-screen images in one phone, auto-advancing
   with a smooth sliding transform (no click needed) — dots are a passive
   progress indicator, also clickable for manual override. — */
.carousel { position: relative; width: 100%; height: 100%; overflow: hidden; }
.carousel-track {
  display: flex; width: 100%; height: 100%;
  transition: transform 0.7s cubic-bezier(0.65, 0, 0.35, 1);
}
.carousel-track > img { flex: 0 0 100%; width: 100%; height: 100%; object-fit: cover; object-position: top center; display: block; }
.browser-window .carousel { flex: 1; min-height: 0; }
/* browser screenshots are landscape and left-aligned (icon + label rows);
   anchor left so cropping eats blank space on the right, not the icons */
.browser-window .carousel-track > img { object-position: left top; }
.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 26px; height: 26px; border-radius: 50%;
  background: color-mix(in srgb, black 55%, transparent);
  color: #fff; border: none; font-size: 15px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.carousel-prev { left: 6px; }
.carousel-next { right: 6px; }
.carousel-dots {
  position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; gap: 5px;
}
.carousel-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: color-mix(in srgb, white 45%, transparent);
  cursor: pointer;
}
.carousel-dot.is-active { background: #fff; }

/* — browser mockup: for desktop/web products (as opposed to the phone
   mockup above), so different projects don't all read as "the same app". — */
.browser-frame {
  background: #0b0c0e;
  border: 1px solid color-mix(in srgb, var(--color-text) 20%, transparent);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  cursor: zoom-in;
}
.browser-window { position: absolute; inset: 0; display: flex; flex-direction: column; }
.browser-bar {
  flex: 0 0 auto; display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; background: #151719;
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 12%, transparent);
}
.browser-dots { display: flex; gap: 5px; }
.browser-dot { width: 8px; height: 8px; border-radius: 50%; }
.browser-dot:nth-child(1) { background: #d1574f; }
.browser-dot:nth-child(2) { background: #c99a3f; }
.browser-dot:nth-child(3) { background: #4f9d5c; }
.browser-url {
  flex: 1; font-size: 11px; color: color-mix(in srgb, var(--color-text) 55%, transparent);
  background: color-mix(in srgb, var(--color-text) 6%, transparent);
  border-radius: 4px; padding: 3px 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.browser-screen { flex: 1; min-height: 0; width: 100%; object-fit: cover; object-position: top center; display: block; }

/* — lightbox: click any .lightbox-trigger image to view it full-size — */
.lightbox-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: color-mix(in srgb, black 88%, transparent);
  display: none; align-items: center; justify-content: center;
  padding: 5vh 5vw;
  cursor: zoom-out;
}
.lightbox-overlay.is-open { display: flex; }
.lightbox-overlay img {
  max-width: 100%; max-height: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  cursor: default;
}
.lightbox-overlay .carousel-btn {
  position: fixed; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; font-size: 22px;
}
.lightbox-overlay .carousel-prev { left: 3vw; }
.lightbox-overlay .carousel-next { right: 3vw; }
.lightbox-overlay .carousel-btn[hidden] { display: none; }

/* — page layout: responsive grids (site-specific, not part of the base system) — */
.grid-hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.grid-services { display: grid; grid-template-columns: repeat(4, 1fr); }
.grid-projects { display: grid; grid-template-columns: repeat(3, 1fr); }

@media (max-width: 900px) {
  .grid-hero { grid-template-columns: 1fr; }
  .grid-services { grid-template-columns: repeat(2, 1fr); }
  .grid-projects { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid-services { grid-template-columns: 1fr; }
  .grid-projects { grid-template-columns: 1fr; }

  .nav { flex-wrap: wrap; row-gap: var(--space-3); }
  .nav > div { width: 100%; justify-content: space-between; }
  .nav .btn-primary { flex: 1 1 auto; text-align: center; }

  .table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table-scroll table { min-width: 560px; }
}

/* grilla de 3 columnas (servicios, soluciones) */
.grid-services.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .grid-services.grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-services.grid-3, #instalacion .grid-services { grid-template-columns: 1fr !important; } }

/* dos columnas iguales (placa / app) */
.grid-half { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 900px) { .grid-half { grid-template-columns: 1fr; } }