/* ============================================================
   Tiger Creative — Light Premium (shadcn / Stripe / Linear vibe)
   ============================================================ */
:root {
  --bg: #ffffff;
  --soft: #f8fafc;
  --muted-bg: #f1f5f9;
  --border: #e7eaf0;
  --border-strong: #d8dde7;

  --ink: #0f172a;        /* headings */
  --text: #51607a;       /* body */
  --muted: #8a97ad;      /* hints */

  --primary: #0a2950;    /* brand navy (โลโก้ #002048) */
  --primary-d: #04162f;
  --primary-soft: #eaeff6;
  --primary-ink: #002048;

  --radius: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --maxw: 1160px;
  --ease: cubic-bezier(.22, .61, .36, 1);

  --shadow-xs: 0 1px 2px rgba(15, 23, 42, .05);
  --shadow-sm: 0 2px 8px -2px rgba(15, 23, 42, .08);
  --shadow: 0 12px 32px -12px rgba(15, 23, 42, .16);
  --shadow-lg: 0 30px 60px -20px rgba(30, 27, 75, .28);

  --font: "Anuphan", system-ui, sans-serif;
  --font-en: "Inter", "Anuphan", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16.5px;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3 { color: var(--ink); font-weight: 600; line-height: 1.18; letter-spacing: -.018em; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.ico { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.ico--xs { width: 15px; height: 15px; }
.ico--sm { width: 18px; height: 18px; }

.skip-link { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--primary); color: #fff; padding: 10px 16px; border-radius: 10px; font-weight: 500; transition: top .2s; }
.skip-link:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; border-radius: 4px; }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 20px; border-radius: 11px; border: 1px solid transparent; font-family: var(--font); font-weight: 500; font-size: 15px; cursor: pointer; transition: transform .15s var(--ease), background .2s, box-shadow .2s, border-color .2s; white-space: nowrap; }
.btn--primary { background: var(--primary); color: #fff; box-shadow: 0 6px 16px -6px rgba(10, 41, 80, .6); }
.btn--primary:hover { background: var(--primary-d); transform: translateY(-1px); box-shadow: 0 12px 24px -8px rgba(10, 41, 80, .65); }
.btn--ghost { background: #fff; color: var(--ink); border-color: var(--border-strong); box-shadow: var(--shadow-xs); }
.btn--ghost:hover { background: var(--soft); border-color: var(--muted); transform: translateY(-1px); }
.btn--sm { padding: 8px 16px; font-size: 14px; }
.btn--lg { padding: 13px 26px; font-size: 16px; border-radius: 13px; }
.btn--block { width: 100%; }
.btn:active { transform: translateY(0) scale(.99); }

/* ===== Brand / Nav ===== */
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__logo { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 9px; background: linear-gradient(150deg, var(--primary), #7c74f0); color: #fff; font-family: var(--font-en); font-weight: 700; font-size: 17px; box-shadow: var(--shadow-xs); }
.brand__name { font-family: var(--font-en); font-weight: 600; letter-spacing: -.01em; font-size: 18px; color: var(--ink); }
.brand__img { height: 52px; width: auto; display: block; }
.footer .brand__img { height: 60px; }

.nav { position: sticky; top: 0; z-index: 60; background: rgba(255, 255, 255, .82); backdrop-filter: saturate(180%) blur(14px); border-bottom: 1px solid transparent; transition: border-color .25s, box-shadow .25s; }
.nav.is-scrolled { border-color: var(--border); box-shadow: var(--shadow-xs); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links > a:not(.btn) { color: var(--text); font-weight: 500; font-size: 15px; transition: color .2s; }
.nav__links > a:not(.btn):hover { color: var(--ink); }
.nav__toggle { display: none; background: #fff; border: 1px solid var(--border-strong); border-radius: 10px; color: var(--ink); padding: 7px; cursor: pointer; }

/* ===== Hero ===== */
.hero { position: relative; padding: 86px 0 96px; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; pointer-events: none; z-index: -1;
  background:
    radial-gradient(60% 60% at 82% 8%, rgba(10, 41, 80, .1), transparent 70%),
    radial-gradient(50% 40% at 10% 0%, rgba(10, 41, 80, .06), transparent 70%);
}
.hero__bg::before { content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 70% 55% at 50% 12%, #000 10%, transparent 72%);
  mask-image: radial-gradient(ellipse 70% 55% at 50% 12%, #000 10%, transparent 72%);
}
.hero__inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.badge { display: inline-flex; align-items: center; gap: 7px; background: var(--primary-soft); color: var(--primary-ink); border: 1px solid #e0e3fb; padding: 6px 14px; border-radius: 999px; font-size: 13.5px; font-weight: 500; margin-bottom: 22px; }
.hero__title { font-size: clamp(36px, 5vw, 56px); letter-spacing: -.03em; font-weight: 700; }
.hero__title-accent { background: linear-gradient(100deg, var(--primary), #2f6fb0); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__sub { color: var(--text); font-size: 18px; margin: 22px 0 32px; max-width: 540px; }
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero__note { margin-top: 30px; font-family: var(--font-en); font-size: 13.5px; color: var(--muted); letter-spacing: .01em; }

/* Hero browser mockup */
.hero__visual { position: relative; }
/* company intro card */
.introcard { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); padding: 28px; }
.introcard__head { display: flex; align-items: center; gap: 14px; padding-bottom: 20px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.introcard__mark { width: 56px; height: 56px; display: grid; place-items: center; background: var(--primary-soft); border-radius: 15px; flex: none; }
.introcard__mark img { height: 40px; width: auto; }
.introcard__head b { display: block; font-family: var(--font-en); font-weight: 600; font-size: 19px; color: var(--ink); }
.introcard__head > div span { color: var(--text); font-size: 14px; }
.introcard__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.introcard__stats > div { background: var(--soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; }
.introcard__stats b { font-family: var(--font-en); font-weight: 700; font-size: 30px; color: var(--primary); line-height: 1; }
.introcard__stats b i { font-style: normal; font-size: 18px; font-weight: 600; }
.introcard__stats > div > span { display: block; color: var(--text); font-size: 13.5px; margin-top: 7px; }
.introcard__trust { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--border); }
.introcard__trust-label { font-family: var(--font-en); text-transform: uppercase; letter-spacing: .1em; font-size: 11.5px; color: var(--muted); font-weight: 600; }
.introcard__trust-list { color: var(--ink); font-weight: 500; font-size: 14.5px; margin-top: 8px; line-height: 1.6; }
.mock { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden; }
.mock__bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--soft); }
.mock__bar span { width: 11px; height: 11px; border-radius: 50%; background: #e2e6ee; }
.mock__bar span:nth-child(1) { background: #ffbcb0; } .mock__bar span:nth-child(2) { background: #ffe2a8; } .mock__bar span:nth-child(3) { background: #bfe9c4; }
.mock__bar i { margin-left: 12px; font-style: normal; font-family: var(--font-en); font-size: 12px; color: var(--muted); background: #fff; border: 1px solid var(--border); border-radius: 7px; padding: 4px 12px; flex: 1; }
.mock__body { display: grid; grid-template-columns: 84px 1fr; min-height: 290px; }
.mock__side { border-right: 1px solid var(--border); padding: 16px 14px; background: var(--soft); }
.mock__avatar { width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(150deg, var(--primary), #2f6fb0); margin-bottom: 18px; }
.mock__navi { height: 9px; border-radius: 5px; background: #e6e9f1; margin-bottom: 12px; } .mock__navi.w60 { width: 60%; } .mock__navi.w80 { width: 80%; }
.mock__main { padding: 18px; }
.mock__row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.mock__stat { border: 1px solid var(--border); border-radius: 11px; padding: 12px; }
.mock__stat b { font-family: var(--font-en); font-size: 17px; color: var(--ink); font-weight: 700; } .mock__stat.alt b { color: var(--primary); }
.mock__stat span { display: block; height: 7px; width: 70%; border-radius: 4px; background: #e6e9f1; margin-top: 8px; }
.mock__chart { border: 1px solid var(--border); border-radius: 12px; padding: 12px; margin-bottom: 14px; }
.mock__chart svg { width: 100%; height: 92px; display: block; }
.mock__cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mock__cards div { height: 46px; border: 1px solid var(--border); border-radius: 11px; background: var(--soft); }
.mock__chip { position: absolute; display: inline-flex; align-items: center; gap: 7px; background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 9px 14px; font-size: 13.5px; font-weight: 500; color: var(--ink); box-shadow: var(--shadow); }
.mock__chip .ico { color: #16a34a; }
.mock__chip--2 .ico { color: var(--primary); }
.mock__chip--1 { top: 18px; left: -26px; }
.mock__chip--2 { bottom: 26px; right: -22px; }

/* ===== Sections ===== */
.section { padding: 96px 0; }
.section--soft { background: var(--soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section__head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.eyebrow { display: inline-block; font-family: var(--font-en); text-transform: uppercase; letter-spacing: .14em; font-size: 12.5px; font-weight: 600; color: var(--primary); margin-bottom: 14px; }
.section__head h2 { font-size: clamp(27px, 3.6vw, 38px); }
.section__head p { color: var(--text); font-size: 17px; margin-top: 14px; }

/* ===== Cards (services) ===== */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px; transition: transform .22s var(--ease), box-shadow .22s, border-color .22s; }
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--border-strong); }
.card__icon { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 13px; background: var(--primary-soft); color: var(--primary); margin-bottom: 18px; }
.card h3 { font-size: 19px; margin-bottom: 9px; }
.card p { color: var(--text); font-size: 15.5px; }

/* ===== Gallery ===== */
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 36px; }
.filters__chip { font-family: var(--font); font-size: 14px; font-weight: 500; color: var(--text); background: #fff; border: 1px solid var(--border-strong); padding: 8px 18px; border-radius: 999px; cursor: pointer; transition: all .18s var(--ease); }
.filters__chip:hover { color: var(--ink); border-color: var(--muted); }
.filters__chip[aria-selected="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.gallery__item { display: block; position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); cursor: pointer; background: #fff; box-shadow: var(--shadow-xs); transition: transform .22s var(--ease), box-shadow .22s; }
.gallery__item:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.gallery__media { aspect-ratio: 4 / 3; overflow: hidden; }
.gallery__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.gallery__item:hover .gallery__media img { transform: scale(1.05); }
.gallery__cap { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 16px 18px; border-top: 1px solid var(--border); }
.gallery__cap b { display: inline-flex; align-items: center; gap: 6px; color: var(--ink); font-weight: 600; font-size: 15.5px; }
.gallery__ext { color: var(--muted); transition: color .2s, transform .2s var(--ease); }
.gallery__item:hover .gallery__ext { color: var(--primary); transform: translate(2px, -2px); }
.gallery__cap span { font-family: var(--font-en); font-size: 11.5px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--primary); background: var(--primary-soft); padding: 4px 10px; border-radius: 999px; white-space: nowrap; }
.gallery__empty { text-align: center; color: var(--muted); padding: 48px 0; }
.gallery__empty code { font-family: var(--font-en); background: var(--muted-bg); padding: 3px 9px; border-radius: 6px; color: var(--primary); font-size: 13px; }

/* ===== Process ===== */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.steps li { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; transition: transform .22s var(--ease), box-shadow .22s; }
.steps li:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); }
.steps__no { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 11px; background: var(--ink); color: #fff; font-family: var(--font-en); font-weight: 700; font-size: 15px; margin-bottom: 18px; }
.steps h3 { font-size: 18px; margin-bottom: 8px; }
.steps p { color: var(--text); font-size: 15px; }

/* ===== About ===== */
.about { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.about .eyebrow { display: inline-block; }
.about__text h2 { font-size: clamp(26px, 3.4vw, 36px); }
.about__text > p { color: var(--text); margin-top: 16px; font-size: 16.5px; }
.ticks { list-style: none; margin-top: 26px; display: grid; gap: 14px; }
.ticks li { display: flex; align-items: center; gap: 12px; color: var(--ink); font-weight: 500; }
.ticks .ico { color: #fff; background: var(--primary); border-radius: 50%; padding: 3px; width: 22px; height: 22px; }
.info-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-sm); }
.info-card h3 { font-size: 17px; margin-bottom: 20px; }
.info-card dl { display: grid; gap: 18px; }
.info-card dt { font-family: var(--font-en); font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 4px; }
.info-card dd { color: var(--ink); font-weight: 500; }

/* ===== Contact ===== */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact__intro { text-align: left; }
.contact__intro .eyebrow { display: inline-block; }
.contact__intro h2 { font-size: clamp(26px, 3.4vw, 36px); }
.contact__intro > p { color: var(--text); margin-top: 14px; font-size: 16.5px; }
.contact__info { margin-top: 28px; display: grid; gap: 14px; }
.contact__row { display: flex; align-items: center; gap: 13px; color: var(--ink); font-weight: 500; transition: color .2s; }
.contact__ic { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--primary-soft); color: var(--primary); flex: none; }
a.contact__row:hover { color: var(--primary); }
.contact__row[href="#"] { display: none; }
.contact__form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 32px; box-shadow: var(--shadow-sm); display: grid; gap: 18px; }
.contact__form label { display: grid; gap: 8px; font-size: 14.5px; color: var(--ink); font-weight: 500; }
.req { color: var(--primary); }
.contact__form input, .contact__form textarea { background: #fff; border: 1px solid var(--border-strong); border-radius: 11px; padding: 13px 15px; color: var(--ink); font-family: inherit; font-size: 15.5px; transition: border-color .2s, box-shadow .2s; }
.contact__form input::placeholder, .contact__form textarea::placeholder { color: var(--muted); font-weight: 400; }
.contact__form input:focus, .contact__form textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(10, 41, 80, .14); }
.contact__form input[aria-invalid="true"], .contact__form textarea[aria-invalid="true"] { border-color: #e11d48; box-shadow: 0 0 0 4px rgba(225, 29, 72, .12); }

/* ===== Footer ===== */
.footer { background: #fff; border-top: 1px solid var(--border); padding: 56px 0 28px; }
.footer__inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding-bottom: 32px; border-bottom: 1px solid var(--border); }
.footer__brand p { color: var(--text); font-size: 15px; margin-top: 12px; max-width: 320px; }
.footer__links { display: flex; gap: 26px; flex-wrap: wrap; }
.footer__links a { color: var(--text); font-weight: 500; font-size: 15px; transition: color .2s; }
.footer__links a:hover { color: var(--primary); }
.footer__bottom { padding-top: 24px; }
.footer__bottom p { color: var(--muted); font-size: 14px; }

/* ===== Lightbox ===== */
.lightbox { position: fixed; inset: 0; z-index: 100; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; padding: 32px; background: rgba(15, 23, 42, .55); backdrop-filter: blur(6px); }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: min(1000px, 92vw); max-height: 78vh; border-radius: 14px; object-fit: contain; box-shadow: var(--shadow-lg); background: #fff; }
.lightbox p { color: #fff; font-weight: 500; }
.lightbox__close { position: absolute; top: 22px; right: 26px; background: #fff; border: 1px solid var(--border-strong); border-radius: 11px; color: var(--ink); padding: 9px; cursor: pointer; transition: background .2s; }
.lightbox__close:hover { background: var(--soft); }

/* ===== Reveal ===== */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { max-width: 520px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .about, .contact { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 760px) {
  .nav__links { display: none; }
  .nav__links.open { display: flex; position: absolute; top: 70px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 6px; background: #fff; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); padding: 14px 24px 22px; }
  .nav__links.open > a { padding: 12px 0; }
  .nav__toggle { display: inline-flex; }
  .section { padding: 68px 0; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .mock__chip--1 { left: 0; } .mock__chip--2 { right: 0; }
}
@media (max-width: 520px) {
  .cards, .steps, .gallery { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 64px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}