/* =========================================================
   ORGCARE Engineering & Services Co.,Ltd.
   HVAC Engineering & Maintenance — Landing Page
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --navy-950: #04101f;
  --navy-900: #071a30;
  --navy-850: #08203a;
  --navy-800: #0b2440;
  --navy-700: #123356;
  --navy-600: #1b4472;

  --blue-500: #2b8fd8;
  --blue-400: #4fa8e8;
  --blue-300: #7bc2f2;
  --blue-200: #a9d8f8;
  --blue-100: #d8ecfb;

  --silver-400: #8ea5bd;
  --silver-300: #b7c7d8;
  --silver-200: #d5dfe9;
  --silver-100: #eaf0f6;

  --paper: #f4f7fb;
  --white: #ffffff;
  --ink: #0a1524;
  --ink-soft: #3d5064;
  --ink-mute: #6b7f95;

  --line-green: #06c755;

  --shadow-sm: 0 1px 2px rgba(6, 25, 48, .06), 0 2px 8px rgba(6, 25, 48, .05);
  --shadow-md: 0 4px 12px rgba(6, 25, 48, .07), 0 14px 34px rgba(6, 25, 48, .08);
  --shadow-lg: 0 10px 24px rgba(6, 25, 48, .10), 0 30px 70px rgba(6, 25, 48, .13);
  --shadow-dark: 0 20px 60px rgba(0, 0, 0, .45);

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;

  --pad: clamp(20px, 5vw, 40px);
  --maxw: 1240px;
  --header-h: 74px;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: 'Anuphan', 'IBM Plex Sans Thai', -apple-system, BlinkMacSystemFont,
               'Segoe UI', 'Helvetica Neue', sans-serif;
  font-size: 17px;
  line-height: 1.72;
  font-weight: 400;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg, picture, video { display: block; max-width: 100%; }
img { height: auto; }

/* picture must fill its box so object-fit on the inner img works.
   Absolute inside ratio boxes so the image can never inflate the box. */
.hero__media picture,
.about__media picture { display: block; width: 100%; height: 100%; }
.svc__media picture,
.shot picture { position: absolute; inset: 0; display: block; overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.28; font-weight: 600; letter-spacing: -.015em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
figure, figcaption { margin: 0; }

::selection { background: var(--blue-400); color: #fff; }

:focus-visible {
  outline: 2px solid var(--blue-400);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad);
}
.section { padding-block: clamp(64px, 9vw, 118px); position: relative; }
.section--tight { padding-block: clamp(52px, 7vw, 88px); }

.bg-paper { background: var(--paper); }
.bg-white { background: var(--white); }
.bg-navy {
  background:
    radial-gradient(120% 90% at 12% -10%, #10395f 0%, transparent 58%),
    radial-gradient(100% 80% at 92% 0%, #0f2f52 0%, transparent 55%),
    var(--navy-950);
  color: #fff;
}
.bg-navy h2, .bg-navy h3 { color: #fff; }

/* ---------- Type ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Inter', 'Anuphan', sans-serif;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 30px; height: 1.5px;
  background: linear-gradient(90deg, var(--blue-400), rgba(79,168,232,.15));
}
.bg-navy .eyebrow { color: var(--blue-300); }

.h-sec {
  font-size: clamp(28px, 3.7vw, 45px);
  line-height: 1.22;
  letter-spacing: -.022em;
  font-weight: 600;
  max-width: 19ch;
}
.h-sec--wide { max-width: 26ch; }
.lead {
  margin-top: 20px;
  font-size: clamp(16px, 1.35vw, 18.5px);
  line-height: 1.78;
  color: var(--ink-soft);
  max-width: 62ch;
  font-weight: 300;
}
.bg-navy .lead { color: var(--silver-300); }

.sec-head { margin-bottom: clamp(38px, 5vw, 62px); }
.sec-head--center { text-align: center; }
.sec-head--center .h-sec, .sec-head--center .lead { margin-inline: auto; }
.sec-head--center .eyebrow::before { display: none; }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--blue-500);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: -.005em;
  cursor: pointer;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease),
              background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: linear-gradient(135deg, #3d9de3 0%, #1f79c4 100%);
  box-shadow: 0 6px 18px rgba(31, 121, 196, .34);
}
.btn--primary:hover { box-shadow: 0 12px 30px rgba(31, 121, 196, .44); }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: rgba(10, 21, 36, .16);
}
.btn--ghost:hover { border-color: rgba(10, 21, 36, .34); background: rgba(10, 21, 36, .03); }

.btn--ghost-light {
  background: rgba(255, 255, 255, .05);
  color: #fff;
  border-color: rgba(255, 255, 255, .22);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.btn--ghost-light:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .42); }

.btn--line { background: var(--line-green); box-shadow: 0 6px 18px rgba(6, 199, 85, .3); }
.btn--line:hover { box-shadow: 0 12px 30px rgba(6, 199, 85, .4); }

.btn--lg { padding: 17px 34px; font-size: 16.5px; }
.btn--block { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue-500);
}
.link-arrow svg { width: 17px; height: 17px; transition: transform .3s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Header ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 900;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background .35s var(--ease), box-shadow .35s var(--ease),
              border-color .35s var(--ease), height .35s var(--ease);
  border-bottom: 1px solid transparent;
}
.header::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(4, 16, 31, .72) 0%, rgba(4, 16, 31, 0) 100%);
  transition: opacity .35s var(--ease);
  pointer-events: none;
}
.header.is-stuck {
  background: rgba(6, 20, 38, .86);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom-color: rgba(255, 255, 255, .09);
  box-shadow: 0 8px 30px rgba(0, 0, 0, .28);
}
.header.is-stuck::before { opacity: 0; }

.header__inner {
  width: 100%; max-width: var(--maxw);
  margin-inline: auto; padding-inline: var(--pad);
  display: flex; align-items: center; gap: 26px;
}

.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brand__mark { width: 38px; height: 38px; flex: none; }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__name {
  font-family: 'Inter', sans-serif;
  font-size: 18.5px; font-weight: 700; letter-spacing: .01em; color: #fff;
}
.brand__sub {
  font-size: 10.5px; font-weight: 500; letter-spacing: .1em;
  text-transform: uppercase; color: var(--blue-200); opacity: .85;
}

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 9px 14px;
  font-size: 15px; font-weight: 500;
  color: rgba(255, 255, 255, .82);
  border-radius: 999px;
  transition: color .2s, background .2s;
}
.nav a:hover { color: #fff; background: rgba(255, 255, 255, .08); }

.header__cta { display: flex; align-items: center; gap: 10px; }
.header .btn { padding: 11px 20px; font-size: 14.5px; }

.burger {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 12px; cursor: pointer;
}
.burger svg { width: 22px; height: 22px; color: #fff; }

/* mobile drawer */
.drawer {
  position: fixed; inset: 0; z-index: 950;
  background: rgba(4, 16, 31, .97);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  display: flex; flex-direction: column;
  padding: 22px var(--pad) 40px;
  transform: translateY(-100%);
  transition: transform .45s var(--ease);
  overflow-y: auto;
}
.drawer.is-open { transform: translateY(0); }
.drawer__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 34px; }
.drawer__close {
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 12px; cursor: pointer;
}
.drawer__close svg { width: 22px; height: 22px; color: #fff; }
.drawer nav { display: flex; flex-direction: column; gap: 2px; }
.drawer nav a {
  color: #fff; font-size: 21px; font-weight: 500;
  padding: 15px 0; border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.drawer__actions { margin-top: 32px; display: grid; gap: 12px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: min(94svh, 900px);
  display: flex; align-items: flex-end;
  padding-top: calc(var(--header-h) + 60px);
  padding-bottom: clamp(48px, 7vw, 90px);
  background: var(--navy-950);
  overflow: hidden;
  isolation: isolate;
}
.hero__media { position: absolute; inset: 0; z-index: -3; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 42%; }
.hero__scrim {
  position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(180deg, rgba(4,16,31,.92) 0%, rgba(4,16,31,.55) 34%, rgba(4,16,31,.86) 74%, rgba(4,16,31,.98) 100%),
    linear-gradient(100deg, rgba(4,16,31,.94) 0%, rgba(4,16,31,.62) 46%, rgba(6,28,52,.34) 100%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image:
    linear-gradient(rgba(123, 194, 242, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 194, 242, .07) 1px, transparent 1px);
  background-size: 74px 74px;
  mask-image: radial-gradient(78% 62% at 22% 40%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(78% 62% at 22% 40%, #000 0%, transparent 72%);
}

.hero__inner { position: relative; width: 100%; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 16px 8px 12px;
  border-radius: 999px;
  background: rgba(123, 194, 242, .1);
  border: 1px solid rgba(123, 194, 242, .28);
  color: var(--blue-200);
  font-family: 'Inter', 'Anuphan', sans-serif;
  font-size: 11.5px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  margin-bottom: 26px;
}
.hero__badge .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--blue-300);
  box-shadow: 0 0 0 4px rgba(123, 194, 242, .18);
}

.hero h1 {
  font-size: clamp(34px, 5.6vw, 70px);
  line-height: 1.14;
  letter-spacing: -.03em;
  font-weight: 600;
  color: #fff;
  max-width: 17ch;
  text-wrap: balance;
}
.hero h1 .accent {
  background: linear-gradient(100deg, #7bc2f2 0%, #cfe8fb 55%, #9ad1fa 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__sub {
  margin-top: 24px;
  font-size: clamp(16px, 1.5vw, 19.5px);
  line-height: 1.76;
  font-weight: 300;
  color: rgba(226, 238, 250, .84);
  max-width: 56ch;
}
.hero__actions { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 13px; }

.hero__tags {
  margin-top: clamp(44px, 6vw, 72px);
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, .13);
  display: flex; flex-wrap: wrap; gap: 10px 30px;
  align-items: center;
}
.hero__tags-label {
  font-family: 'Inter', 'Anuphan', sans-serif;
  font-size: 11px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  color: rgba(169, 216, 248, .68);
}
.hero__tags ul { display: flex; flex-wrap: wrap; gap: 8px 26px; }
.hero__tags li {
  display: flex; align-items: center; gap: 9px;
  font-size: 14.5px; font-weight: 400; color: rgba(213, 231, 247, .9);
}
.hero__tags li svg { width: 16px; height: 16px; color: var(--blue-300); flex: none; }

.scroll-hint {
  position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: rgba(169, 216, 248, .5); font-size: 10.5px; letter-spacing: .2em;
  text-transform: uppercase; font-family: 'Inter', sans-serif;
}
.scroll-hint svg { width: 16px; height: 16px; animation: bob 2.4s var(--ease) infinite; }
@keyframes bob { 0%, 100% { transform: translateY(0); opacity: .55; } 50% { transform: translateY(5px); opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .scroll-hint svg { animation: none; } }

/* ---------- Trust strip ---------- */
.strip {
  background: linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 100%);
  border-top: 1px solid rgba(255, 255, 255, .07);
  padding-block: clamp(40px, 5vw, 64px);
  color: #fff;
}
.strip__grid {
  display: grid; gap: 1px;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(255, 255, 255, .09);
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.strip__item {
  background: var(--navy-900);
  padding: 30px 26px;
  display: flex; flex-direction: column; gap: 8px;
  transition: background .3s var(--ease);
}
.strip__item:hover { background: var(--navy-850); }
.strip__item > svg {
  width: 40px; height: 40px; padding: 9px; margin-bottom: 10px;
  border-radius: 12px; color: var(--blue-200);
  background: rgba(123, 194, 242, .11);
  border: 1px solid rgba(123, 194, 242, .22);
}
.strip__title {
  font-size: 18px; font-weight: 600; letter-spacing: -.018em; line-height: 1.35; color: #fff;
}
.strip__en {
  font-family: 'Inter', sans-serif; font-size: 10.5px; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: var(--blue-300);
}
.strip__label { font-size: 14.5px; color: var(--silver-300); font-weight: 300; line-height: 1.6; margin-top: 4px; }

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: 1.06fr .94fr; gap: clamp(36px, 6vw, 84px); align-items: center; }
.about__media { position: relative; }
.about__media img {
  width: 100%; border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 5; object-fit: cover;
}
.about__badge {
  position: absolute; right: -18px; bottom: -22px;
  background: #fff; border-radius: var(--r-md);
  padding: 20px 24px; box-shadow: var(--shadow-md);
  border: 1px solid var(--silver-200);
  display: flex; align-items: center; gap: 14px;
  max-width: 260px;
}
.about__badge svg { width: 30px; height: 30px; color: var(--blue-500); flex: none; }
.about__badge b { display: block; font-size: 15px; font-weight: 600; letter-spacing: -.01em; }
.about__badge span { font-size: 13px; color: var(--ink-mute); line-height: 1.5; }

.check-list { margin-top: 30px; display: grid; gap: 14px; }
.check-list li { display: flex; gap: 13px; align-items: flex-start; font-size: 16px; color: var(--ink-soft); }
.check-list li svg {
  width: 21px; height: 21px; flex: none; margin-top: 3px;
  color: var(--blue-500); padding: 3px;
  background: var(--blue-100); border-radius: 50%;
}
.check-list b { color: var(--ink); font-weight: 600; }

/* ---------- Services ---------- */
.services { display: grid; gap: clamp(22px, 2.4vw, 30px); grid-template-columns: repeat(3, 1fr); }
.svc {
  background: #fff;
  border: 1px solid var(--silver-200);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.svc:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--blue-200); }
.svc__media { position: relative; aspect-ratio: 16 / 10; flex: none; background: var(--navy-800); }
.svc__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.svc:hover .svc__media img { transform: scale(1.055); }
.svc__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(4,16,31,.12) 0%, rgba(4,16,31,.55) 100%);
}
.svc__no {
  position: absolute; left: 18px; top: 16px; z-index: 2;
  font-family: 'Inter', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: .16em;
  color: rgba(255, 255, 255, .9);
  background: rgba(4, 16, 31, .5);
  border: 1px solid rgba(255, 255, 255, .25);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  padding: 6px 12px; border-radius: 999px;
}
.svc__icon {
  position: absolute; left: 22px; bottom: -26px; z-index: 2;
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(140deg, #3d9de3, #1a6fb5);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 26px rgba(23, 96, 160, .38);
  border: 1px solid rgba(255, 255, 255, .22);
}
.svc__icon svg { width: 26px; height: 26px; color: #fff; }
.svc__body { padding: 44px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.svc__body h3 { font-size: 21px; letter-spacing: -.02em; margin-bottom: 6px; }
.svc__en {
  font-family: 'Inter', sans-serif; font-size: 11.5px; font-weight: 600;
  letter-spacing: .13em; text-transform: uppercase; color: var(--blue-500);
  margin-bottom: 16px;
}
.svc__body > p { font-size: 15.5px; color: var(--ink-soft); font-weight: 300; line-height: 1.7; }
.svc__list { margin-top: 20px; padding-top: 20px; border-top: 1px dashed var(--silver-200); display: grid; gap: 11px; }
.svc__list li { display: flex; gap: 11px; align-items: flex-start; font-size: 15px; color: var(--ink-soft); line-height: 1.55; }
.svc__list li svg { width: 16px; height: 16px; flex: none; margin-top: 5px; color: var(--blue-400); }
.svc__foot { margin-top: auto; padding-top: 24px; }

/* ---------- Process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(18px, 2.2vw, 26px); position: relative; }
.step {
  position: relative;
  padding: 30px 24px 28px;
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .1);
  transition: background .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
}
.step:hover { background: rgba(255, 255, 255, .075); border-color: rgba(123, 194, 242, .38); transform: translateY(-4px); }
.step__no {
  font-family: 'Inter', sans-serif; font-size: 12px; font-weight: 700; letter-spacing: .2em;
  color: var(--blue-300); margin-bottom: 18px; display: block;
}
.step__icon {
  width: 46px; height: 46px; border-radius: 13px;
  background: rgba(123, 194, 242, .12);
  border: 1px solid rgba(123, 194, 242, .26);
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
}
.step__icon svg { width: 22px; height: 22px; color: var(--blue-200); }
.step h3 { font-size: 18.5px; margin-bottom: 8px; letter-spacing: -.015em; }
.step p { font-size: 14.5px; color: var(--silver-300); font-weight: 300; line-height: 1.68; }

/* ---------- Portfolio ---------- */
.filters {
  display: flex; flex-wrap: wrap; gap: 9px;
  margin-bottom: 34px; justify-content: center;
}
.filter {
  padding: 10px 20px; border-radius: 999px;
  border: 1px solid var(--silver-200);
  background: #fff; color: var(--ink-soft);
  font-size: 14.5px; font-weight: 500; cursor: pointer;
  transition: all .25s var(--ease);
}
.filter:hover { border-color: var(--blue-300); color: var(--blue-500); }
.filter.is-active {
  background: linear-gradient(135deg, #3d9de3, #1f79c4);
  border-color: transparent; color: #fff;
  box-shadow: 0 6px 16px rgba(31, 121, 196, .3);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-flow: dense;
  gap: clamp(12px, 1.4vw, 18px);
}
.shot {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--navy-800);
  cursor: zoom-in;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(10, 21, 36, .06);
  transition: opacity .35s var(--ease), transform .35s var(--ease), box-shadow .35s var(--ease);
}
.shot img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.shot:hover { box-shadow: var(--shadow-md); }
.shot:hover img { transform: scale(1.07); }
.shot::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(4, 16, 31, .88) 100%);
  opacity: 0; transition: opacity .35s var(--ease);
}
.shot:hover::after { opacity: 1; }
.shot__cap {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 16px 16px 15px;
  color: #fff; font-size: 13.5px; line-height: 1.45; font-weight: 400;
  transform: translateY(10px); opacity: 0;
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.shot:hover .shot__cap { opacity: 1; transform: translateY(0); }
.shot.is-hidden { display: none; }
.shot--tall { grid-row: span 2; aspect-ratio: 4 / 6.15; }

@media (hover: none) {
  .shot::after { opacity: 1; }
  .shot__cap { opacity: 1; transform: none; font-size: 12.5px; }
}

.gallery-more { margin-top: 34px; text-align: center; }

/* ---------- Lightbox ---------- */
.lb {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(3, 11, 22, .96);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  display: none; align-items: center; justify-content: center;
  padding: clamp(14px, 4vw, 48px);
}
.lb.is-open { display: flex; }
.lb__fig { max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.lb__fig img {
  max-width: 100%; max-height: 78svh; width: auto; object-fit: contain;
  border-radius: var(--r-md); box-shadow: var(--shadow-dark);
}
.lb__cap { color: var(--silver-200); font-size: 15px; text-align: center; max-width: 62ch; font-weight: 300; }
.lb__cap .idx { display: block; font-family: 'Inter', sans-serif; font-size: 12px; letter-spacing: .14em; color: var(--blue-300); margin-top: 8px; }
.lb__btn {
  position: absolute; z-index: 2;
  width: 50px; height: 50px; border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .18);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background .2s, transform .2s;
}
.lb__btn:hover { background: rgba(255, 255, 255, .17); transform: scale(1.06); }
.lb__btn svg { width: 22px; height: 22px; color: #fff; }
.lb__close { top: clamp(14px, 3vw, 28px); right: clamp(14px, 3vw, 28px); }
.lb__prev { left: clamp(10px, 2.5vw, 30px); top: 50%; margin-top: -25px; }
.lb__next { right: clamp(10px, 2.5vw, 30px); top: 50%; margin-top: -25px; }

/* ---------- Industries ---------- */
.industries { display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(14px, 1.6vw, 20px); }
.ind {
  padding: 30px 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--silver-200);
  background: #fff;
  text-align: center;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.ind:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--blue-200); }
.ind svg { width: 30px; height: 30px; color: var(--blue-500); margin: 0 auto 15px; }
.ind b { display: block; font-size: 16px; font-weight: 600; letter-spacing: -.01em; }
.ind span { font-family: 'Inter', sans-serif; font-size: 11.5px; color: var(--ink-mute); letter-spacing: .06em; }

/* ---------- Supply / extra band ---------- */
.supply { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(20px, 2.5vw, 28px); }
.supply__card {
  padding: 34px 32px;
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .11);
  display: flex; gap: 22px; align-items: flex-start;
  transition: background .35s var(--ease), border-color .35s var(--ease);
}
.supply__card:hover { background: rgba(255, 255, 255, .07); border-color: rgba(123, 194, 242, .35); }
.supply__card > svg {
  width: 46px; height: 46px; padding: 11px; flex: none;
  border-radius: 13px; color: var(--blue-200);
  background: rgba(123, 194, 242, .12); border: 1px solid rgba(123, 194, 242, .24);
}
.supply__card h3 { font-size: 20px; margin-bottom: 9px; letter-spacing: -.015em; }
.supply__card p { font-size: 15px; color: var(--silver-300); font-weight: 300; line-height: 1.7; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background:
    radial-gradient(90% 130% at 8% 0%, #17568c 0%, transparent 56%),
    radial-gradient(80% 120% at 96% 100%, #124a7d 0%, transparent 52%),
    linear-gradient(120deg, #071f39 0%, #0b2a49 100%);
  color: #fff;
  border-radius: var(--r-xl);
  padding: clamp(40px, 5.4vw, 70px) clamp(28px, 5vw, 66px);
  display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(30px, 4vw, 56px);
  align-items: center;
  box-shadow: 0 30px 80px rgba(7, 26, 48, .3);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image:
    linear-gradient(rgba(123, 194, 242, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 194, 242, .08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(70% 80% at 80% 20%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(70% 80% at 80% 20%, #000, transparent 70%);
  pointer-events: none;
}
.cta-band > * { position: relative; }
.cta-band h2 { font-size: clamp(26px, 3.2vw, 40px); letter-spacing: -.025em; line-height: 1.24; }
.cta-band p { margin-top: 16px; color: var(--silver-300); font-size: 16.5px; font-weight: 300; max-width: 48ch; }
.cta-band__actions { display: grid; gap: 12px; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(34px, 4.4vw, 66px); align-items: start; }
.contact-cards { display: grid; gap: 14px; }
.ccard {
  display: flex; align-items: center; gap: 18px;
  padding: 20px 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--silver-200);
  background: #fff;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.ccard:hover { transform: translateX(4px); box-shadow: var(--shadow-md); border-color: var(--blue-200); }
.ccard__ic {
  width: 50px; height: 50px; border-radius: 14px; flex: none;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-100); color: var(--blue-500);
}
.ccard__ic svg { width: 23px; height: 23px; }
.ccard--line .ccard__ic { background: rgba(6, 199, 85, .12); color: #04a344; }
.ccard--fb .ccard__ic { background: rgba(24, 119, 242, .1); color: #1877f2; }
.ccard__t { flex: 1; min-width: 0; }
.ccard__t span {
  display: block; font-family: 'Inter', sans-serif; font-size: 11px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 3px;
}
.ccard__t b { display: block; font-size: 17px; font-weight: 600; letter-spacing: -.015em; word-break: break-word; }
.ccard > svg.chev { width: 18px; height: 18px; color: var(--silver-400); flex: none; }

.qr-box {
  margin-top: 20px;
  display: flex; align-items: center; gap: 20px;
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, #f0fbf4, #ffffff);
  border: 1px solid rgba(6, 199, 85, .22);
}
.qr-box img { width: 128px; border-radius: 12px; flex: none; box-shadow: var(--shadow-sm); background: #fff; }
.qr-box b { display: block; font-size: 16px; margin-bottom: 5px; }
.qr-box p { font-size: 14px; color: var(--ink-mute); line-height: 1.6; }

/* "what to prepare" panel (replaces the old email form) */
.prep-card {
  padding: clamp(28px, 3.4vw, 42px);
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--silver-200);
  box-shadow: var(--shadow-md);
}
.prep-card .eyebrow { margin-bottom: 14px; }
.prep-card h3 { font-size: clamp(21px, 2.1vw, 25px); letter-spacing: -.024em; line-height: 1.32; }
.prep-card__intro {
  margin-top: 12px; font-size: 15.5px; color: var(--ink-soft);
  font-weight: 300; line-height: 1.72;
}

.prep-list {
  list-style: none; margin: 26px 0 0; padding: 26px 0 0;
  border-top: 1px dashed var(--silver-200);
  display: grid; gap: 18px;
  counter-reset: prep;
}
.prep-list li { display: flex; gap: 15px; align-items: flex-start; }
.prep-list__no {
  flex: none;
  width: 27px; height: 27px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Inter', sans-serif; font-size: 12.5px; font-weight: 700;
  color: var(--blue-500); background: var(--blue-100);
  margin-top: 2px;
}
.prep-list b { display: block; font-size: 16px; font-weight: 600; letter-spacing: -.012em; }
.prep-list span:not(.prep-list__no) {
  display: block; margin-top: 3px;
  font-size: 14.5px; line-height: 1.62; color: var(--ink-mute); font-weight: 300;
}

.prep-card__actions {
  margin-top: 28px; padding-top: 26px;
  border-top: 1px solid var(--silver-200);
  display: grid; gap: 11px;
}

/* ---------- Footer ---------- */
.footer { background: var(--navy-950); color: var(--silver-300); padding-block: clamp(48px, 6vw, 76px) 0; }
.footer__grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: clamp(28px, 4vw, 54px);
  padding-bottom: 46px;
}
.footer__logo { background: #fff; padding: 14px 18px; border-radius: var(--r-sm); display: inline-block; margin-bottom: 20px; }
.footer__logo img { width: 210px; }
.footer p { font-size: 14.5px; line-height: 1.75; font-weight: 300; color: var(--silver-400); }
.footer h4 {
  font-family: 'Inter', 'Anuphan', sans-serif;
  font-size: 11.5px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: #fff; margin-bottom: 18px;
}
.footer ul { display: grid; gap: 11px; }
.footer ul a, .footer ul li { font-size: 14.5px; color: var(--silver-400); transition: color .2s; font-weight: 300; }
.footer ul a:hover { color: var(--blue-200); }
.footer__socials { display: flex; gap: 10px; margin-top: 20px; }
.footer__socials a {
  width: 42px; height: 42px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12);
  transition: all .25s var(--ease);
}
.footer__socials a:hover { background: rgba(123, 194, 242, .16); border-color: rgba(123, 194, 242, .4); transform: translateY(-3px); }
.footer__socials svg { width: 19px; height: 19px; color: #fff; }
.footer__bar {
  border-top: 1px solid rgba(255, 255, 255, .09);
  padding-block: 24px;
  display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between;
  font-size: 13.5px; color: var(--silver-400); font-weight: 300;
}

/* ---------- Sticky mobile bar ---------- */
.mobile-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 880;
  display: none;
  background: rgba(6, 20, 38, .94);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  gap: 8px;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, .3);
}
.mobile-bar a {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  padding: 9px 4px;
  border-radius: 13px;
  font-size: 12px; font-weight: 600; color: #fff;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
}
.mobile-bar a svg { width: 19px; height: 19px; }
.mobile-bar a.is-call { background: linear-gradient(135deg, #3d9de3, #1f79c4); border-color: transparent; }
.mobile-bar a.is-line { background: var(--line-green); border-color: transparent; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .08s; }
.reveal-d2 { transition-delay: .16s; }
.reveal-d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .strip__grid { grid-template-columns: repeat(2, 1fr); }
  .services { grid-template-columns: 1fr; max-width: 620px; margin-inline: auto; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .industries { grid-template-columns: repeat(3, 1fr); }
  .cta-band { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav, .header__cta .btn--ghost-light { display: none; }
  .burger { display: flex; }
  .about { grid-template-columns: 1fr; }
  .about__media { order: -1; max-width: 500px; }
  .about__media img { aspect-ratio: 5 / 4; }
  .about__badge { right: 12px; bottom: -18px; }
  .contact { grid-template-columns: 1fr; }
  .supply { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  :root { --header-h: 66px; }
  .hero { min-height: auto; padding-top: calc(var(--header-h) + 54px); }
  .hero__tags { flex-direction: column; align-items: flex-start; gap: 14px; }
  .hero__actions .btn { flex: 1 1 100%; }
  .scroll-hint { display: none; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .shot--tall { grid-row: span 1; aspect-ratio: 4 / 3; }
  .industries { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr; }
  .mobile-bar { display: flex; }
  body { padding-bottom: 76px; }
  .mobile-bar a { font-size: 12.5px; padding: 11px 4px; }
  .header__cta .btn { padding: 10px 16px; font-size: 13.5px; }
  .brand__sub { display: none; }
  .lb__prev, .lb__next { top: auto; bottom: 16px; margin-top: 0; }
  .lb__prev { left: 24%; }
  .lb__next { right: 24%; }
  .about__badge { position: static; margin-top: 16px; max-width: none; }
  /* keep long values (email) on one line inside contact cards */
  .ccard { gap: 14px; padding: 18px 16px; }
  .ccard__ic { width: 44px; height: 44px; border-radius: 12px; }
  .ccard__t b { font-size: 15px; letter-spacing: -.02em; }
}

@media (max-width: 420px) {
  .strip__grid { grid-template-columns: 1fr; }
  .qr-box { flex-direction: column; text-align: center; }
}