/* ==========================================================================
   DEVSIGN - AI-First IT Solution Integrator
   Plain CSS (no framework) - mobile-first, responsive
   ========================================================================== */

:root {
  --c-bg: #f5f8fc;
  --c-surface: #ffffff;
  --c-ink: #0f172a;
  --c-ink-soft: #475569;
  --c-muted: #64748b;
  --c-line: #dbe4f0;
  --c-dark: #0b1220;
  --c-dark-2: #101a30;
  --c-dark-3: #16233f;
  --c-primary: #2d7ff9;
  --c-primary-deep: #1d5fd0;
  --c-accent: #38bdf8;
  --c-warn: #f59e0b;
  --c-ok: #10b981;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(15, 23, 42, .08);
  --shadow-lg: 0 20px 50px rgba(15, 23, 42, .16);
  --font: "IBM Plex Sans Thai", "Segoe UI", system-ui, -apple-system, sans-serif;
  --container: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-ink);
  background: var(--c-bg);
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 { line-height: 1.3; margin: 0 0 .6em; font-weight: 700; }
h1 { font-size: clamp(1.8rem, 4.2vw, 2.9rem); }
h2 { font-size: clamp(1.45rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.3rem); }
p { margin: 0 0 1em; }
ul { padding-left: 1.2em; }
a { color: var(--c-primary-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { width: min(var(--container), 100% - 2.5rem); margin-inline: auto; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--c-primary); color: #fff; padding: .6rem 1rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: .8rem 1.6rem; border-radius: 999px;
  font: inherit; font-weight: 600; font-size: .98rem; line-height: 1.4; cursor: pointer;
  border: 1px solid transparent; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--c-primary), var(--c-accent)); color: #fff; box-shadow: 0 8px 24px rgba(45, 127, 249, .35); }
.btn-primary:hover { box-shadow: 0 12px 30px rgba(45, 127, 249, .5); }
.btn-secondary { background: transparent; color: var(--c-primary); border-color: var(--c-primary); }
.btn-secondary:hover { background: rgba(45, 127, 249, .08); }
.btn-sm { padding: .5rem 1.1rem; font-size: .88rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11, 18, 32, .92); backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(148, 163, 184, .15);
}
.nav-wrap { display: flex; align-items: center; gap: 1.5rem; min-height: 68px; }

.brand { display: inline-flex; align-items: center; gap: .65rem; color: #fff; }
.brand:hover { text-decoration: none; }
.brand-logo { display: block; height: 44px; width: auto; }
.site-footer .brand-logo { height: 36px; }
@media (max-width: 480px) { .brand-logo { height: 36px; } .site-footer .brand-logo { height: 30px; } }

svg.icon { width: 2.5rem; height: 2.5rem; color: var(--c-primary); flex: none; margin-bottom: .8rem; }
svg.icon-sm { width: 1.9rem; height: 1.9rem; }
svg.icon-inline { width: 1.1rem; height: 1.1rem; color: var(--c-primary-deep); vertical-align: -0.18em; margin-right: .4rem; }

.nav-toggle, .nav-burger { display: none; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 1.4rem; }
.site-nav ul { display: flex; gap: 1.2rem; list-style: none; margin: 0; padding: 0; }
.site-nav a:not(.btn) { color: #cbd5e1; font-weight: 500; font-size: .95rem; padding: .3rem .1rem; }
.site-nav a:not(.btn):hover { color: #fff; text-decoration: none; }
.site-nav a.active { color: var(--c-accent); }

@media (max-width: 880px) {
  .nav-burger {
    display: block; margin-left: auto; width: 42px; height: 42px; position: relative; cursor: pointer;
  }
  .nav-burger span, .nav-burger span::before, .nav-burger span::after {
    content: ""; position: absolute; left: 9px; width: 24px; height: 2px; background: #e2e8f0; border-radius: 2px; transition: .2s;
  }
  .nav-burger span { top: 20px; }
  .nav-burger span::before { left: 0; top: -8px; }
  .nav-burger span::after { left: 0; top: 8px; }
  .nav-toggle:checked ~ .nav-burger span { background: transparent; }
  .nav-toggle:checked ~ .nav-burger span::before { transform: translateY(8px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span::after { transform: translateY(-8px) rotate(-45deg); }
  .site-nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--c-dark-2); flex-direction: column; align-items: stretch;
    padding: 1rem 1.5rem 1.4rem; gap: .4rem; border-bottom: 1px solid rgba(148, 163, 184, .15);
  }
  .nav-toggle:checked ~ .site-nav { display: flex; }
  .site-nav ul { flex-direction: column; gap: .2rem; }
  .site-nav a:not(.btn) { display: block; padding: .55rem 0; font-size: 1.05rem; }
  .nav-cta { margin-top: .6rem; text-align: center; }
}

/* ---------- Hero ---------- */
.hero-section {
  position: relative; color: #e2e8f0; overflow: hidden;
  background:
    linear-gradient(160deg, rgba(11, 18, 32, .96) 30%, rgba(16, 35, 64, .88)),
    url("/assets/img/hero-infrastructure.jpg") center 35% / cover no-repeat, var(--c-dark);
  padding: clamp(4rem, 9vw, 7.5rem) 0;
}
.hero-section .container { max-width: 900px; }
.hero-kicker {
  display: inline-block; margin-bottom: 1.2rem; padding: .35rem 1rem; font-size: .82rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--c-accent);
  border: 1px solid rgba(56, 189, 248, .4); border-radius: 999px; background: rgba(56, 189, 248, .08);
}
.hero-section h1 { color: #fff; margin-bottom: 1rem; }
.hero-section h1 .accent { color: var(--c-accent); }
.lead-text { font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: #cbd5e1; max-width: 46rem; }
.cta-group { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2rem; }

/* ---------- Sections ---------- */
.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section-dark { background: var(--c-dark); color: #dbe4f0; }
.section-dark h2 { color: #fff; }
.section-alt { background: var(--c-surface); }

.section-head { max-width: 720px; margin-bottom: 2.6rem; }
.section-head p { color: var(--c-ink-soft); font-size: 1.05rem; }
.section-dark .section-head p { color: #94a3b8; }
.section-head.center { margin-inline: auto; text-align: center; }

.eyebrow {
  display: inline-block; margin-bottom: .7rem; color: var(--c-primary); font-weight: 600;
  font-size: .82rem; letter-spacing: .16em; text-transform: uppercase;
}
.section-dark .eyebrow { color: var(--c-accent); }

/* ---------- Cards / grids ---------- */
.grid-2, .grid-3, .grid-4 { display: grid; gap: 1.4rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1100px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 920px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card, .feature-item, .service-box {
  background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.7rem 1.6rem; box-shadow: var(--shadow);
}
.card h3, .feature-item h3, .service-box h3 { margin-top: .2rem; }
.card p, .feature-item p, .service-box p { color: var(--c-ink-soft); margin-bottom: 0; }

.card-link { display: block; position: relative; transition: transform .18s ease, box-shadow .18s ease; }
.card-link:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); text-decoration: none; }
.card-link .go { display: inline-block; margin-top: .9rem; color: var(--c-primary-deep); font-weight: 600; font-size: .92rem; }
.card-link:hover h3 { color: var(--c-primary-deep); }

.card-img { border-radius: var(--radius) var(--radius) 0 0; overflow: hidden; margin: -1.7rem -1.6rem 1.2rem; aspect-ratio: 16/9; background: var(--c-dark-3); }
.card-img img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Solution pages ---------- */
.page-hero {
  background: linear-gradient(150deg, var(--c-dark) 20%, var(--c-dark-3));
  color: #dbe4f0; padding: clamp(2.8rem, 6vw, 4.5rem) 0 clamp(2.4rem, 5vw, 3.8rem);
}
.page-hero h1 { color: #fff; }
.page-hero .subtitle { font-size: clamp(1rem, 1.5vw, 1.15rem); color: #94a3b8; max-width: 46rem; margin-bottom: 0; }
.breadcrumb { list-style: none; display: flex; flex-wrap: wrap; gap: .45rem; margin: 0 0 1.1rem; padding: 0; font-size: .85rem; }
.breadcrumb li { color: #94a3b8; }
.breadcrumb li + li::before { content: "/"; margin-right: .45rem; color: #475569; }
.breadcrumb a { color: #cbd5e1; }

.feature-item ul { margin: .4rem 0 0; }
.feature-item li { margin-bottom: .35rem; color: var(--c-ink-soft); }
.feature-item li::marker { color: var(--c-primary); }

.service-box h3 { color: var(--c-primary-deep); }

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { position: relative; padding-left: 1.9rem; margin-bottom: .55rem; color: var(--c-ink-soft); }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: .1rem; width: 1.3rem; height: 1.3rem;
  display: grid; place-items: center; font-size: .75rem; font-weight: 700; color: #fff;
  background: var(--c-ok); border-radius: 50%;
}

/* ---------- Stats band ---------- */
.stats-band { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; text-align: center; }
.stat h3 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); color: var(--c-accent); margin-bottom: .1rem; }
.stat p { color: #94a3b8; margin: 0; font-size: .95rem; }
@media (max-width: 720px) { .stats-band { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Process steps ---------- */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.3rem; }
.step { counter-increment: step; background: var(--c-dark-2); border: 1px solid rgba(148, 163, 184, .15); border-radius: var(--radius); padding: 1.5rem 1.3rem; }
.step::before {
  content: "0" counter(step); display: block; font-size: .8rem; font-weight: 700;
  letter-spacing: .18em; color: var(--c-accent); margin-bottom: .6rem;
}
.step h3 { font-size: 1.05rem; color: #fff; }
.step p { color: #94a3b8; font-size: .92rem; margin: 0; }
@media (max-width: 920px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq-list { max-width: 780px; margin-inline: auto; }
details.faq { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius-sm); margin-bottom: .8rem; overflow: hidden; }
details.faq summary {
  cursor: pointer; list-style: none; padding: 1rem 1.3rem; font-weight: 600; font-size: 1rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; font-size: 1.3rem; color: var(--c-primary); flex: none; transition: transform .2s; }
details.faq[open] summary::after { transform: rotate(45deg); }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; }
.form-group { display: flex; flex-direction: column; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-weight: 600; font-size: .92rem; margin-bottom: .4rem; }
.form-group label .req { color: #dc2626; }
input[type="text"], input[type="email"], input[type="tel"], select, textarea {
  font: inherit; color: var(--c-ink); background: #fff;
  border: 1px solid var(--c-line); border-radius: var(--radius-sm);
  padding: .7rem .9rem; width: 100%; transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(45, 127, 249, .18);
}
textarea { min-height: 140px; resize: vertical; }
@media (max-width: 620px) { .form-grid { grid-template-columns: 1fr; } }
.antispam { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.cf-turnstile { margin: 1.1rem 0 .2rem; display: flex; justify-content: center; }

/* ---------- Sizer ---------- */
.sizer-wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 2rem; align-items: start; }
@media (max-width: 920px) { .sizer-wrap { grid-template-columns: 1fr; } }
.lightweight-form {
  background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.8rem; box-shadow: var(--shadow);
}
.range-row { display: flex; align-items: center; gap: 1rem; }
.range-row input[type="range"] { flex: 1; accent-color: var(--c-primary); }
.range-row output { min-width: 3.6rem; text-align: right; font-weight: 700; color: var(--c-primary-deep); }
.result-box {
  background: linear-gradient(160deg, var(--c-dark-2), var(--c-dark-3));
  border: 1px solid rgba(56, 189, 248, .3); border-radius: var(--radius);
  padding: 1.8rem; color: #dbe4f0; position: sticky; top: 90px;
}
.result-box h3 { color: #fff; }
.result-box .arch-line { display: flex; gap: .7rem; padding: .55rem 0; border-bottom: 1px dashed rgba(148, 163, 184, .25); font-size: .95rem; }
.result-box .arch-line:last-of-type { border-bottom: 0; }
.result-box .arch-line strong { flex: none; min-width: 6.2rem; color: var(--c-accent); font-weight: 600; }
.result-box .budget { font-size: 1.25rem; font-weight: 700; color: var(--c-warn); margin: .8rem 0 .2rem; }
.result-box .note { font-size: .8rem; color: #94a3b8; }
.cta-note { margin: 1.1rem 0 .7rem; }

/* ---------- Contact / misc ---------- */
.contact-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 2.2rem; align-items: start; }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }
.info-card { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow); }
.info-card h3 { font-size: 1.05rem; }
.info-card p { margin-bottom: .5rem; color: var(--c-ink-soft); }
.map-embed { border: 0; width: 100%; height: 260px; border-radius: var(--radius-sm); margin-top: .6rem; }

.alert { border-radius: var(--radius-sm); padding: 1rem 1.3rem; margin-bottom: 1.4rem; font-weight: 500; }
.alert-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

.cta-band {
  background:
    radial-gradient(1200px 400px at 20% -10%, rgba(45, 127, 249, .35), transparent),
    var(--c-dark-2);
  color: #e2e8f0; text-align: center; padding: clamp(3rem, 7vw, 4.5rem) 0;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: #94a3b8; max-width: 40rem; margin-inline: auto; }
.cta-band .cta-group { justify-content: center; }

.page-404 { text-align: center; padding: 6rem 0; }
.page-404 .code { font-size: clamp(5rem, 14vw, 9rem); font-weight: 700; line-height: 1; color: var(--c-primary); margin-bottom: .5rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--c-dark); color: #94a3b8; margin-top: auto; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2.2rem; padding: 3.2rem 0 2.4rem; }
.footer-col h3 { color: #fff; font-size: .95rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 1rem; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: .5rem; }
.footer-col a { color: #94a3b8; }
.footer-col a:hover { color: #fff; }
.footer-about { font-size: .92rem; }
.brand-light { margin-bottom: 1rem; }
.footer-col address { font-style: normal; font-size: .92rem; }
.footer-col address p { margin: 0 0 .5rem; }
.footer-bottom { border-top: 1px solid rgba(148, 163, 184, .15); padding: 1.1rem 0; font-size: .85rem; }
@media (max-width: 920px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   Interactive polish & animations
   ========================================================================== */

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s cubic-bezier(.22, .61, .36, 1); will-change: opacity, transform; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Scroll progress bar ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; width: 100%; height: 3px; z-index: 150;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  transform: scaleX(0); transform-origin: 0 50%; pointer-events: none;
}

/* ---------- Header elevation ---------- */
.site-header { transition: box-shadow .3s ease; }
.site-header.scrolled { box-shadow: 0 6px 25px rgba(2, 6, 17, .5); }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 140;
  width: 46px; height: 46px; border: 0; border-radius: 50%; cursor: pointer;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent)); color: #fff; font-size: 1.05rem;
  box-shadow: 0 10px 25px rgba(45, 127, 249, .45);
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { transform: translateY(-3px); }

/* ---------- Hero: parallax bg + particles + glow ---------- */
.hero-section { background: var(--c-dark); }
.hero-bg {
  position: absolute; left: 0; right: 0; top: -18%; bottom: -18%;
  background: url("/assets/img/hero-infrastructure.jpg") center 35% / cover no-repeat;
  filter: blur(4px) brightness(.78);
  opacity: .7;
  will-change: transform;
}
.hero-overlay {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(160deg, rgba(11, 18, 32, .88) 20%, rgba(16, 35, 64, .68));
}
.hero-section canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hero-section .container { position: relative; }
.page-hero .container { will-change: transform; }
.hero-glow {
  position: absolute; width: 55%; aspect-ratio: 1; border-radius: 50%; pointer-events: none;
  right: -12%; top: -25%;
  background: radial-gradient(circle, rgba(45, 127, 249, .28), transparent 65%);
  animation: drift 14s ease-in-out infinite alternate;
}
@keyframes drift {
  from { transform: translate3d(-6%, -4%, 0) scale(1); }
  to { transform: translate3d(8%, 10%, 0) scale(1.18); }
}
.hero-kicker { animation: kickerGlow 3.2s ease-in-out infinite; }
@keyframes kickerGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0); }
  50% { box-shadow: 0 0 22px 0 rgba(56, 189, 248, .35); }
}

/* ---------- Button shine sweep ---------- */
.btn-primary { position: relative; overflow: hidden; }
.btn-primary::before {
  content: ""; position: absolute; top: 0; left: -130%; width: 55%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .35), transparent);
  transform: skewX(-20deg); transition: left .65s ease;
}
.btn-primary:hover::before { left: 135%; }

/* ---------- Cards ---------- */
.card-img img { transition: transform .6s cubic-bezier(.22, .61, .36, 1); }
.card-link:hover .card-img img { transform: scale(1.06); }
.card, .feature-item, .service-box { transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.card:hover, .feature-item:hover, .service-box:hover { border-color: rgba(45, 127, 249, .45); }

/* ---------- Step accent line draw ---------- */
.step { position: relative; overflow: hidden; }
.step::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  transform: scaleX(0); transform-origin: 0 50%;
  transition: transform .9s cubic-bezier(.22, .61, .36, 1) .25s;
}
.step.visible::before { transform: scaleX(1); }

/* ---------- FAQ smooth open/close ---------- */
details.faq .faq-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s cubic-bezier(.22, .61, .36, 1); }
details.faq[open] .faq-body { grid-template-rows: 1fr; }
details.faq .faq-inner { overflow: hidden; padding: 0 1.3rem; color: var(--c-ink-soft); }
details.faq[open] .faq-inner { padding-bottom: 1.1rem; }
details.faq summary { transition: background-color .2s ease; }
details.faq summary:hover { background: rgba(45, 127, 249, .05); }

/* ---------- Sizer result pop-in ---------- */
.result-box.pop { animation: fadeUp .55s cubic-bezier(.22, .61, .36, 1) both; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Cloud productivity page ---------- */
.platform-head { display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; margin-bottom: 1rem; }
.platform-head img { height: 52px; width: auto; }
.platform-head h2 { margin: 0; }
.app-strip { display: flex; flex-wrap: wrap; gap: 1.1rem 1.4rem; align-items: center; justify-content: center; padding: 1.2rem 0 .4rem; }
.app-strip img { height: 38px; width: auto; opacity: .92; }
@media (max-width: 620px) { .app-strip img { height: 30px; } }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; align-items: stretch; }
@media (max-width: 920px) { .pricing-grid { grid-template-columns: 1fr; } }
.pricing-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.9rem 1.6rem 1.6rem; box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.pricing-card:hover { border-color: rgba(45, 127, 249, .45); }
.pricing-card .badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent)); color: #fff;
  padding: .22rem 1rem; border-radius: 999px; font-size: .75rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; white-space: nowrap;
}
.pricing-card .plan { color: var(--c-muted); font-size: .85rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.pricing-card .price { font-size: 2.1rem; font-weight: 700; color: var(--c-primary-deep); line-height: 1.2; margin: .3rem 0 .1rem; }
.pricing-card .per { color: var(--c-muted); font-size: .85rem; margin-bottom: 1rem; }
.pricing-card .checklist { margin: 0 0 1.4rem; }
.pricing-card .btn { margin-top: auto; width: 100%; }
.pricing-note { color: var(--c-muted); font-size: .85rem; margin-top: 1rem; }

/* ---------- 3D pointer tilt ---------- */
@media (hover: hover) and (pointer: fine) {
  .card, .feature-item, .service-box { transform-style: preserve-3d; }
  .card:hover .icon, .feature-item:hover .icon, .service-box:hover .icon {
    transform: translateZ(34px);
    transition: transform .25s ease;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important; scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}