/* ============================================
   dewviko design system, v2 (2026)
   Default theme: Dark (tech/Spotify)
   Other themes available: noir, warm, cream
   ============================================ */

:root {
  --bg: #F2EDDF;
  --bg-soft: #EAE3D0;
  --paper: #FBF7EC;
  --ink: #18241C;
  --ink-soft: #4A5651;
  --ink-mute: #8A8775;
  --rule: #1824201A;
  --rule-strong: #18242038;
  --green: #2D5A3D;
  --green-deep: #1F3F2B;
  --green-soft: #C6D9C5;
  --coral: #E0613A;
  --coral-soft: #F2C9B6;
  --butter: #F2C84B;

  --font-thai: "IBM Plex Sans Thai Looped", system-ui, sans-serif;
  --font-serif: "Instrument Serif", "Times New Roman", serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --scale: 1;
  --max: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
}

[data-theme="cream"] {
  --bg: #FBF7EC;
  --bg-soft: #F2EDDF;
  --paper: #FFFFFF;
  --green: #2D5A3D;
}

[data-theme="noir"] {
  --bg: #0A1410;
  --bg-soft: #0F1B16;
  --paper: #142019;
  --ink: #F1ECDB;
  --ink-soft: #B8B5A4;
  --ink-mute: #6E7268;
  --rule: #F1ECDB18;
  --rule-strong: #F1ECDB35;
  --green: #2E8D5E;
  --green-deep: #4FB07A;
  --green-soft: #1A3527;
  --coral: #D9B25A;
  --butter: #E8C76A;
}

[data-theme="dark"] {
  --bg: #0A0A0A;
  --bg-soft: #161616;
  --paper: #1C1C1C;
  --ink: #FFFFFF;
  --ink-soft: #B3B3B3;
  --ink-mute: #6A6A6A;
  --rule: #FFFFFF14;
  --rule-strong: #FFFFFF26;
  --green: #1DB954;
  --green-deep: #1ED760;
  --green-soft: #1DB95422;
  --coral: #1DB954;
  --butter: #1ED760;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-thai);
  font-size: calc(17px * var(--scale));
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
html { scroll-behavior: smooth; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }
::selection { background: var(--green); color: var(--bg); }

/* ============ Shared ============ */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}
.h-display {
  font-family: var(--font-thai);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.05;
  color: var(--ink);
  text-wrap: balance;
}
.serif { font-family: var(--font-serif); font-weight: 400; font-style: italic; letter-spacing: 0; }
.mono { font-family: var(--font-mono); }
.underline-sketch {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 14' preserveAspectRatio='none'><path d='M2,9 C50,3 110,12 198,5' stroke='%232D5A3D' stroke-width='3' fill='none' stroke-linecap='round'/></svg>");
  background-repeat: no-repeat;
  background-position: 0 92%;
  background-size: 100% 0.42em;
  padding-bottom: 0.12em;
}

/* ============ Top bar ============ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--rule);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
}
.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 26px;
  line-height: 1;
  color: var(--ink);
}
.logo .dot {
  width: 9px; height: 9px;
  border-radius: 999px;
  background: var(--green);
  display: inline-block;
  transform: translateY(-2px);
}
.logo small {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-left: 6px;
}
.nav { display: flex; align-items: center; gap: 6px; }
.nav a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 10px 14px;
  border-radius: 999px;
  transition: background .2s, color .2s;
}
.nav a:hover { background: var(--bg-soft); color: var(--ink); }
.nav .cta {
  background: var(--ink);
  color: var(--bg);
  padding: 10px 18px;
}
.nav .cta:hover { background: var(--green-deep); color: #fff; }

/* Language toggle */
.lang-toggle {
  display: inline-flex;
  background: var(--bg-soft);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 3px;
  margin-left: 8px;
}
.lang-toggle button {
  background: transparent;
  border: 0;
  padding: 6px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background .15s, color .15s;
}
.lang-toggle button.active {
  background: var(--ink);
  color: var(--bg);
}

/* Mobile nav toggle */
.nav-toggle-btn {
  display: none;
  background: transparent;
  border: 0;
  padding: 8px;
  color: var(--ink);
  cursor: pointer;
}
.nav-toggle-btn svg { width: 24px; height: 24px; }

/* ============ Hero ============ */
.hero { padding: clamp(40px, 8vw, 100px) 0 clamp(40px, 6vw, 80px); position: relative; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: clamp(28px, 4vw, 64px);
  align-items: end;
}
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
}
.hero h1 {
  font-size: clamp(44px, 7.2vw, 104px);
  margin: 18px 0 0;
  letter-spacing: -0.02em;
  line-height: 0.98;
  font-weight: 500;
}
.hero h1 .serif { color: var(--green-deep); }
.hero h1 .stroke {
  -webkit-text-stroke: 1.2px var(--ink);
  color: transparent;
}
.hero-lede {
  margin-top: 28px;
  font-size: clamp(18px, 1.4vw, 21px);
  color: var(--ink-soft);
  max-width: 38ch;
  line-height: 1.55;
}
.hero-side {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.photo-card {
  position: relative;
  background: var(--paper);
  padding: 14px 14px 56px;
  border: 1px solid var(--rule);
  box-shadow: 0 30px 60px -40px #18242040;
  transform: rotate(1.4deg);
}
.photo-card img,
.photo-card image-slot {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
}
.photo-card .caption {
  position: absolute;
  bottom: 14px; left: 18px; right: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex; justify-content: space-between;
}
.sticker {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--coral);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 14px;
  border-radius: 999px;
  box-shadow: 0 18px 30px -18px #E0613A60;
  z-index: 2;
}
.sticker.green { background: var(--green); }
.sticker.butter { background: var(--butter); color: var(--ink); }
.sticker .pulse {
  width: 7px; height: 7px;
  background: #fff; border-radius: 999px;
  box-shadow: 0 0 0 0 #ffffffcc;
  animation: pulse 1.8s ease-out infinite;
}
.sticker.butter .pulse { background: var(--ink); box-shadow: 0 0 0 0 #18242080; }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 currentColor; opacity: 1; }
  70%  { box-shadow: 0 0 0 10px transparent; opacity: 0.8; }
  100% { box-shadow: 0 0 0 0 transparent; opacity: 1; }
}
.sticker-1 { top: 8%; right: -16px; transform: rotate(6deg); }
.sticker-2 { bottom: 14%; left: -22px; transform: rotate(-8deg); }
body[data-stickers="off"] .sticker { display: none !important; }

/* Newsletter form */
.newsletter {
  margin-top: 38px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 18px;
  padding: 22px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
  max-width: 540px;
  box-shadow: 0 30px 60px -50px #18242040;
}
.newsletter label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 6px;
}
.newsletter input {
  width: 100%;
  background: transparent;
  border: 0;
  outline: 0;
  font: inherit;
  color: var(--ink);
  font-size: 17px;
  padding: 2px 0;
}
.newsletter input::placeholder { color: var(--ink-mute); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--green);
  color: #fff;
  padding: 14px 22px;
  border-radius: 999px;
  border: 0;
  font-family: var(--font-thai);
  font-size: 15px;
  font-weight: 600;
  transition: transform .15s ease, background .2s;
}
.btn:hover { background: var(--green-deep); transform: translateY(-1px); }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(4px); }

/* YouTube CTA — secondary button in hero */
.btn-yt {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--green);
  color: #000;
  padding: 12px 22px;
  border-radius: 999px;
  font-family: var(--font-thai);
  font-size: 14px;
  font-weight: 700;
  transition: transform .15s ease, background .2s, box-shadow .25s;
  border: 0;
}
.btn-yt:hover { background: var(--green-deep); transform: translateY(-1px); box-shadow: 0 0 28px -6px #1DB95480; }
.btn-yt svg { width: 20px; height: 20px; flex-shrink: 0; }
.btn-yt .arrow { transition: transform .2s; }
.btn-yt:hover .arrow { transform: translateX(4px); }

.hero-actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.newsletter-fine {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--ink-mute);
  font-size: 13px;
}
.newsletter-fine::before {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--rule);
}

/* Stat row */
.stat-row {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong);
}
@media (max-width: 720px) {
  .stat-row { grid-template-columns: repeat(2, 1fr); }
}
.stat {
  padding: 22px 22px 22px 0;
  border-right: 1px solid var(--rule);
}
.stat:last-child { border-right: 0; }
.stat .num {
  font-family: var(--font-serif);
  font-size: clamp(32px, 3.4vw, 46px);
  line-height: 1;
  color: var(--ink);
  display: block;
}
.stat .num em { font-style: italic; color: var(--green); }
.stat .lbl {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 8px;
  display: block;
}

/* Marquee */
.marquee {
  margin-top: 56px;
  overflow: hidden;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 18px 0;
  background: var(--bg-soft);
}
.marquee-track {
  display: flex;
  gap: 56px;
  animation: scroll 32s linear infinite;
  width: max-content;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(20px, 2vw, 28px);
  color: var(--ink-soft);
  white-space: nowrap;
}
.marquee-track span { display: inline-flex; align-items: center; gap: 56px; }
.marquee-track span::after {
  content: "✺";
  color: var(--green);
  font-style: normal;
  font-size: 0.7em;
  margin-left: 56px;
}
@keyframes scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============ Section frame ============ */
section { padding: clamp(60px, 8vw, 120px) 0; position: relative; }
.section-head {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(24px, 4vw, 64px);
  align-items: end;
  margin-bottom: clamp(40px, 5vw, 72px);
}
@media (max-width: 800px) {
  .section-head { grid-template-columns: 1fr; }
}
.section-head h2 {
  font-size: clamp(36px, 4.4vw, 60px);
  line-height: 1.02;
  margin: 16px 0 0;
  letter-spacing: -0.015em;
  font-weight: 500;
}
.section-head .lede {
  font-size: 18px;
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 56ch;
}

/* ============ About snippet ============ */
.about { background: var(--bg-soft); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}
@media (max-width: 880px) { .about-grid { grid-template-columns: 1fr; } }
.about-photo {
  position: relative;
  padding-left: 12%;
}
.about-photo img,
.about-photo image-slot {
  aspect-ratio: 4 / 5;
  width: 100%;
  object-fit: cover;
  display: block;
  border-radius: 0;
}
.about-photo .frame {
  position: absolute;
  inset: 0 12% 0 0;
  border: 1px solid var(--rule-strong);
  transform: translate(18px, 18px);
  pointer-events: none;
}
.about p {
  font-size: clamp(17px, 1.4vw, 20px);
  color: var(--ink-soft);
  line-height: 1.7;
  margin: 0 0 1em;
}
.about p:first-of-type { color: var(--ink); }
.about-signature {
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.about-signature .sig {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 32px;
  color: var(--green-deep);
  line-height: 1;
}
.about-signature .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ============ Services ============ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule-strong);
  border: 1px solid var(--rule-strong);
}
@media (max-width: 880px) { .services-grid { grid-template-columns: 1fr; } }
.service {
  background: var(--bg);
  padding: 36px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 380px;
  position: relative;
  transition: background .25s ease;
}
.service:hover { background: var(--paper); }
.service .num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 56px;
  line-height: 1;
  color: var(--green);
}
.service h3 {
  font-size: 26px;
  line-height: 1.15;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}
.service h3 .en {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
  margin-bottom: 6px;
}
.service .desc {
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.6;
}
.service .tags {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.service .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-soft);
  background: var(--bg-soft);
  border: 1px solid var(--rule);
  padding: 4px 10px;
  border-radius: 999px;
}
.service .arrow-link {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-deep);
}
.service .arrow-link .arrow { transition: transform .2s; }
.service:hover .arrow-link .arrow { transform: translateX(6px); }

/* ============ Blog ============ */
.blog-feature {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: stretch;
  border-top: 1px solid var(--rule-strong);
  padding-top: clamp(28px, 4vw, 48px);
}
@media (max-width: 800px) { .blog-feature { grid-template-columns: 1fr; } }
.post-feature img,
.post-feature image-slot {
  aspect-ratio: 16 / 11;
  width: 100%;
  object-fit: cover;
  display: block;
}
.post-feature .meta {
  display: flex;
  gap: 14px;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.post-feature .meta .cat {
  background: var(--green-soft);
  color: var(--green-deep);
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid #2D5A3D33;
}
.post-feature h3 {
  font-size: clamp(26px, 2.6vw, 38px);
  margin: 14px 0 16px;
  line-height: 1.15;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.post-feature p {
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.6;
  margin: 0 0 24px;
  max-width: 50ch;
}
.post-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.post-item {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 20px;
  padding: 18px 0;
  border-top: 1px solid var(--rule);
  align-items: center;
}
.post-item:first-child { border-top: 0; padding-top: 0; }
.post-item img,
.post-item image-slot {
  width: 110px;
  height: 80px;
  object-fit: cover;
  display: block;
}
.post-item .meta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 4px;
}
.post-item .meta-row .cat {
  color: var(--green-deep);
  background: var(--green-soft);
  border: 1px solid #2D5A3D33;
  padding: 2px 8px;
  border-radius: 999px;
}
.post-item h4 {
  font-size: 18px;
  line-height: 1.3;
  margin: 0;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink);
  text-wrap: balance;
}
.post-item:hover h4 { color: var(--green-deep); }
.post-item .arrow {
  color: var(--ink-mute);
  font-size: 18px;
  transition: transform .2s, color .2s;
}
.post-item:hover .arrow { color: var(--green); transform: translateX(4px); }

.view-all {
  margin-top: 36px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 14px 22px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  transition: background .2s, color .2s;
}
.view-all:hover { background: var(--ink); color: var(--bg); }

/* ============ Products ============ */
.products { background: var(--green-deep); color: #EDE7D6; border-top: 1px solid var(--green-deep); }
.products .eyebrow,
.products .section-head .lede { color: #BFC9B7; }
.products .section-head h2 { color: #FFFCED; }
.product-card {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  background: #18241C;
  border: 1px solid #ECE6D420;
  padding: clamp(28px, 4vw, 56px);
  border-radius: 6px;
  position: relative;
  overflow: hidden;
}
@media (max-width: 880px) { .product-card { grid-template-columns: 1fr; } }
.product-card::before {
  content: "WORKSHOP";
  position: absolute;
  top: 22px; right: 22px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--butter);
}
.product-card .mock img,
.product-card .mock image-slot {
  aspect-ratio: 4 / 5;
  width: 100%;
  max-width: 320px;
  transform: rotate(-3deg);
  box-shadow: 0 30px 60px -20px #00000080;
  object-fit: cover;
  display: block;
}
.product-card h3 {
  font-family: var(--font-thai);
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.1;
  margin: 0 0 12px;
  color: #FFFCED;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.product-card h3 .serif { color: var(--butter); }
.product-card p {
  font-size: 17px;
  line-height: 1.6;
  color: #C9C3B0;
  margin: 0 0 24px;
  max-width: 48ch;
}
.product-card .features {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  gap: 10px;
}
.product-card .features li {
  display: flex;
  gap: 12px;
  font-size: 15px;
  color: #DDD6C0;
}
.product-card .features li::before {
  content: "→";
  color: var(--butter);
  font-family: var(--font-mono);
}
.product-card .btn { background: var(--butter); color: var(--ink); }
.product-card .btn:hover { background: #fff; }
.product-card .price {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-serif);
  color: #fff;
  font-size: 24px;
  margin-right: 18px;
}
.product-card .price .currency { font-family: var(--font-mono); font-size: 12px; color: var(--butter); }

/* ============ Contact ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong);
}
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card {
  padding: 36px 32px;
  border-right: 1px solid var(--rule-strong);
  transition: background .2s;
}
.contact-card:last-child { border-right: 0; }
@media (max-width: 800px) {
  .contact-card { border-right: 0; border-bottom: 1px solid var(--rule-strong); }
  .contact-card:last-child { border-bottom: 0; }
}
.contact-card:hover { background: var(--bg-soft); }
.contact-card .ch {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.contact-card .val {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.1;
  color: var(--ink);
  margin: 14px 0;
  word-break: break-all;
}
.contact-card .val:hover { color: var(--green-deep); }
.contact-card .desc {
  color: var(--ink-soft);
  font-size: 15px;
}
.contact-cta {
  margin-top: 60px;
  text-align: center;
  padding: clamp(40px, 6vw, 80px) 24px;
  border: 1px dashed var(--rule-strong);
  border-radius: 4px;
  position: relative;
}
.contact-cta h3 {
  font-size: clamp(32px, 4vw, 56px);
  margin: 0;
  line-height: 1.05;
  font-weight: 500;
  letter-spacing: -0.015em;
}
.contact-cta p {
  color: var(--ink-soft);
  margin: 14px auto 28px;
  max-width: 50ch;
}

/* ============ Footer ============ */
footer.site-footer {
  padding: 60px 0 32px;
  border-top: 1px solid var(--rule);
  background: var(--bg-soft);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 60px;
}
@media (max-width: 800px) { .footer-top { grid-template-columns: 1fr 1fr; } }
.footer-top h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 14px;
  font-weight: 500;
}
.footer-top ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-top a { color: var(--ink-soft); font-size: 15px; }
.footer-top a:hover { color: var(--green-deep); }
.footer-brand p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
  margin: 14px 0 0;
  max-width: 36ch;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
}
.footer-bottom .heart { color: var(--coral); }
.made-with { display: inline-flex; gap: 8px; align-items: center; }

/* ============ Mobile nav ============ */
@media (max-width: 880px) {
  .nav-toggle-btn { display: inline-flex; }
  .nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0; right: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: stretch;
    padding: 16px var(--gutter) 24px;
    gap: 4px;
    border-bottom: 1px solid var(--rule);
  }
  .nav.active { display: flex; }
  .nav a { width: 100%; text-align: center; }
  .lang-toggle { margin: 12px auto 0; }
}

/* =========== Dark theme overrides (default) =========== */
[data-theme="dark"] body { background: var(--bg); }
[data-theme="dark"] .serif { font-family: var(--font-thai); font-style: normal; font-weight: 700; letter-spacing: -0.02em; color: var(--green); }
[data-theme="dark"] .hero h1 { font-weight: 700; letter-spacing: -0.03em; }
[data-theme="dark"] .hero h1 .stroke { -webkit-text-stroke: 1.2px var(--ink); color: transparent; }
[data-theme="dark"] .h-display, [data-theme="dark"] .section-head h2 { font-weight: 700; letter-spacing: -0.025em; }
[data-theme="dark"] .stat .num { font-family: var(--font-thai); font-style: normal; font-weight: 700; letter-spacing: -0.025em; }
[data-theme="dark"] .stat .num em { font-family: var(--font-thai); font-style: normal; font-weight: 700; color: var(--green-deep); }
[data-theme="dark"] .contact-card .val { font-family: var(--font-thai); font-weight: 700; letter-spacing: -0.025em; }
[data-theme="dark"] .about-signature .sig { font-family: var(--font-thai); font-style: normal; font-weight: 700; color: var(--green); letter-spacing: -0.02em; }
[data-theme="dark"] .logo { font-family: var(--font-thai); font-style: normal; font-weight: 700; letter-spacing: -0.025em; }
[data-theme="dark"] .logo small { color: var(--ink-mute); }

[data-theme="dark"] .topbar { background: color-mix(in srgb, var(--bg) 75%, transparent); }
[data-theme="dark"] .nav a { color: var(--ink-soft); }
[data-theme="dark"] .nav a:hover { color: var(--ink); background: var(--bg-soft); }
[data-theme="dark"] .logo .dot { background: var(--green); box-shadow: 0 0 14px var(--green); }
[data-theme="dark"] .nav .cta { background: var(--green); color: #000; font-weight: 700; }
[data-theme="dark"] .nav .cta:hover { background: var(--green-deep); transform: scale(1.04); }

[data-theme="dark"] .btn {
  background: var(--green);
  color: #000;
  font-weight: 700;
  box-shadow: 0 0 0 0 transparent;
  transition: transform .15s ease, background .2s, box-shadow .25s;
}
[data-theme="dark"] .btn:hover {
  background: var(--green-deep);
  transform: scale(1.04);
  box-shadow: 0 0 32px -4px #1DB954B0;
}

[data-theme="dark"] .photo-card { background: var(--paper); border-color: var(--rule); box-shadow: 0 40px 80px -30px #000; }
[data-theme="dark"] .newsletter { background: var(--paper); border-color: var(--rule); box-shadow: 0 40px 80px -30px #000; border-radius: 14px; }
[data-theme="dark"] .photo-card .caption { color: var(--ink-mute); }
[data-theme="dark"] .about-photo .frame { border-color: var(--rule-strong); }

[data-theme="dark"] .sticker.green { background: var(--green); color: #000; box-shadow: 0 0 28px -4px #1DB95480; }
[data-theme="dark"] .sticker.butter { background: var(--ink); color: #000; }
[data-theme="dark"] .sticker.butter .pulse { background: var(--green); box-shadow: 0 0 0 0 #1DB95480; }
[data-theme="dark"] .sticker .pulse { background: #000; }

[data-theme="dark"] .stat-row { border-color: var(--rule-strong); }
[data-theme="dark"] .stat { border-right-color: var(--rule); }
[data-theme="dark"] .marquee { background: var(--bg-soft); border-color: var(--rule); }
[data-theme="dark"] .marquee-track {
  font-family: var(--font-thai);
  font-style: normal;
  font-weight: 600;
  color: var(--ink-soft);
  letter-spacing: -0.01em;
}
[data-theme="dark"] .marquee-track span::after { color: var(--green); font-family: var(--font-thai); content: "●"; }

[data-theme="dark"] .about { background: var(--bg-soft); border-color: var(--rule); }
[data-theme="dark"] .underline-sketch {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 14' preserveAspectRatio='none'><path d='M2,9 C50,3 110,12 198,5' stroke='%231DB954' stroke-width='3' fill='none' stroke-linecap='round'/></svg>");
}

[data-theme="dark"] .services-grid {
  background: transparent;
  border: 0;
  gap: 14px;
}
[data-theme="dark"] .service {
  background: var(--paper);
  border: 0;
  border-radius: 12px;
  transition: background .25s, transform .25s;
}
[data-theme="dark"] .service:hover { background: #242424; transform: translateY(-3px); }
[data-theme="dark"] .service .num { color: var(--green); font-family: var(--font-thai); font-style: normal; font-weight: 700; letter-spacing: -0.02em; }
[data-theme="dark"] .service .tag { background: var(--bg-soft); border: 1px solid var(--rule); color: var(--ink-soft); }
[data-theme="dark"] .service .arrow-link { color: var(--green); }

[data-theme="dark"] #blog { background: var(--bg); border-color: var(--rule); }
[data-theme="dark"] .blog-feature { border-color: var(--rule-strong); }
[data-theme="dark"] .post-item { border-color: var(--rule); }
[data-theme="dark"] .post-item:hover h4 { color: var(--green); }
[data-theme="dark"] .post-item:hover .arrow { color: var(--green); }
[data-theme="dark"] .view-all { border-color: var(--ink-soft); color: var(--ink); }
[data-theme="dark"] .view-all:hover { background: var(--ink); color: #000; border-color: var(--ink); }

[data-theme="dark"] .products { background: #000; border-top: 1px solid var(--rule); }
[data-theme="dark"] .product-card { background: var(--paper); border-color: var(--rule); border-radius: 14px; }
[data-theme="dark"] .product-card::before { color: var(--green); }
[data-theme="dark"] .product-card h3 .serif { color: var(--green); }
[data-theme="dark"] .product-card .features li::before { color: var(--green); }
[data-theme="dark"] .product-card .btn { background: var(--green); color: #000; }
[data-theme="dark"] .product-card .btn:hover { background: var(--green-deep); }
[data-theme="dark"] .product-card .price { color: var(--ink); font-family: var(--font-thai); font-style: normal; font-weight: 700; }
[data-theme="dark"] .product-card .price .currency { color: var(--green); }

[data-theme="dark"] .contact-grid { border-color: var(--rule-strong); }
[data-theme="dark"] .contact-card { border-right-color: var(--rule); }
[data-theme="dark"] .contact-card:hover { background: var(--bg-soft); }
[data-theme="dark"] .contact-card .val:hover { color: var(--green); }
[data-theme="dark"] .contact-cta { border-color: var(--rule-strong); }
[data-theme="dark"] .footer-bottom .heart { color: var(--green); }

[data-theme="dark"] .lang-toggle { background: var(--bg-soft); border-color: var(--rule); }
[data-theme="dark"] .lang-toggle button.active { background: var(--green); color: #000; }

/* ============ About page chapters ============ */
.chapters { padding: clamp(60px, 8vw, 100px) 0; }
.chapters .container { max-width: 820px; margin: 0 auto; padding: 0 var(--gutter); }
.chapter {
  margin-bottom: 72px;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 32px;
  align-items: flex-start;
}
.chapter:last-child { margin-bottom: 0; }
@media (max-width: 800px) {
  .chapter { grid-template-columns: 1fr; gap: 16px; margin-bottom: 56px; }
}
.chapter-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--green);
  letter-spacing: 0.14em;
  padding-top: 12px;
  border-top: 2px solid var(--green);
  width: fit-content;
}
.chapter h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.15;
  margin: 0 0 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}
[data-theme="dark"] .chapter h2 { font-weight: 700; letter-spacing: -0.02em; }
.chapter p {
  font-size: 17px;
  color: var(--ink-soft);
  line-height: 1.8;
  margin: 0 0 14px;
}
.chapter p:last-child { margin-bottom: 0; }
.chapter p strong { color: var(--ink); font-weight: 600; }
.chapter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 20px;
}
.chapter-tag {
  background: var(--bg-soft);
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.case-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 22px;
}
@media (max-width: 600px) { .case-list { grid-template-columns: 1fr; } }
.case-card {
  background: var(--bg-soft);
  border-left: 3px solid var(--green);
  padding: 20px 22px;
}
.case-metric {
  font-family: var(--font-thai);
  font-size: 26px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 6px;
}
.case-desc {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.6;
}
.case-desc strong { color: var(--ink); }

/* ============ FAQ ============ */
.faq { padding: clamp(60px, 8vw, 100px) 0; background: var(--bg-soft); border-top: 1px solid var(--rule); }
.faq .container { max-width: 760px; margin: 0 auto; padding: 0 var(--gutter); }
.faq h2 {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 600;
  color: var(--ink);
  text-align: center;
  margin: 0 0 48px;
  letter-spacing: -0.02em;
}
[data-theme="dark"] .faq h2 { font-weight: 700; }
.faq-item { border-bottom: 1px solid var(--rule); padding: 24px 0; }
.faq-item:last-child { border-bottom: 0; }
.faq-q {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.faq-q::before {
  content: "Q";
  font-family: var(--font-mono);
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}
.faq-a {
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.8;
  padding-left: 26px;
}