/*
Theme Name: Global Trend Asia
Theme URI: https://globaltrendasia.com
Author: Global Trend Asia PT
Description: Terminal Persona design system — bilingual (EN/ID), self-contained (no required plugins), built for RFID/IoT hardware and article content that scales via Custom Post Type + native Posts.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: gta
*/

/* ==========================================================================
   Global Trend Asia — Design System
   Palette, type, and components shared across every template. Built
   CSS/SVG-only — no WebGL, no particle libraries, no page-builder runtime.
   ========================================================================== */

:root {
  --bg-base: #0b0d10;
  --bg-base-alt: #101317;
  --accent-amber: #ff9d42;
  --accent-amber-dim: rgba(255, 157, 66, 0.35);
  --brand-maroon: #800000;
  --brand-maroon-light: #a11f1f;
  --depth-violet: #4a3b52;
  --text-on-dark: #f2eee8;
  --text-on-dark-dim: rgba(242, 238, 232, 0.65);
  --glass-surface: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.09);
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --radius: 14px;
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-base);
  color: var(--text-on-dark);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
  color: var(--text-on-dark-dim);
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-amber);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-amber);
  box-shadow: 0 0 8px 2px var(--accent-amber-dim);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease;
}
.btn-primary {
  background: var(--brand-maroon);
  color: #fff;
  box-shadow: 0 4px 20px rgba(128, 0, 0, 0.35);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(128, 0, 0, 0.5);
}
.btn-ghost {
  background: transparent;
  border-color: var(--glass-border);
  color: var(--text-on-dark);
}
.btn-ghost:hover {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 13, 16, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img {
  height: 40px;
  width: 40px;
  border-radius: 50%;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}
.brand-name span {
  color: var(--accent-amber);
}

nav.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}
nav.main-nav > ul > li {
  position: relative;
}
nav.main-nav a.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-on-dark-dim);
  padding: 8px 0;
}
nav.main-nav a.nav-link:hover {
  color: var(--accent-amber);
}
.header-cta {
  display: flex;
  align-items: center;
  gap: 18px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 90px 0 70px;
  overflow: hidden;
  background:
    radial-gradient(
      ellipse at 20% -10%,
      rgba(255, 157, 66, 0.1),
      transparent 55%
    ),
    radial-gradient(
      ellipse at 100% 20%,
      rgba(128, 0, 0, 0.18),
      transparent 50%
    ),
    var(--bg-base);
}
.hero h1 {
  font-size: clamp(2.1rem, 3.6vw, 3rem);
  color: var(--text-on-dark);
}
.hero h1 .hl {
  color: var(--accent-amber);
}
.hero-sub {
  font-size: 1.08rem;
  max-width: 46ch;
}
.hero-badges {
  display: flex;
  gap: 14px;
  margin: 22px 0 30px;
  flex-wrap: wrap;
}
.hero-badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  border: 1px solid var(--glass-border);
  background: var(--glass-surface);
  padding: 8px 14px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-badge b {
  color: var(--accent-amber);
  font-weight: 500;
}
.hero-actions {
  display: flex;
  gap: 14px;
}

/* ---------- Partner strip ---------- */
.partner-strip {
  padding: 34px 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  background: var(--bg-base-alt);
}
.partner-strip .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 28px;
}
.partner-logo {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-on-dark-dim);
  font-size: 1rem;
  opacity: 0.7;
  transition: opacity 0.15s;
}
.partner-logo:hover {
  opacity: 1;
}
.partner-logo.emphasis {
  opacity: 1;
  color: var(--text-on-dark);
  font-size: 1.15rem;
  position: relative;
  padding: 6px 14px;
  border: 1px solid var(--accent-amber-dim);
  border-radius: 999px;
}

/* ---------- Section shell ---------- */
section {
  padding: 88px 0;
}
.section-head {
  max-width: 680px;
  margin-bottom: 46px;
}
.section-head h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
}

/* ---------- Cards ---------- */
.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.card-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.glass-card {
  border: 1px solid var(--glass-border);
  background: var(--glass-surface);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 28px;
}
.glass-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--text-on-dark);
}
.glass-card .icon {
  color: var(--accent-amber);
  font-size: 1.6rem;
  margin-bottom: 14px;
  display: block;
}
.glass-card.maroon-accent {
  border-top: 3px solid var(--brand-maroon);
}
.glass-card.amber-accent {
  border-top: 3px solid var(--accent-amber);
}

.product-card {
  border: 1px solid var(--glass-border);
  background: var(--glass-surface);
  border-radius: var(--radius);
  overflow: hidden;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease;
}
.product-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-amber-dim);
}
.product-card .thumb {
  height: 140px;
  background: linear-gradient(
    135deg,
    rgba(255, 157, 66, 0.12),
    rgba(128, 0, 0, 0.12)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-card .thumb span {
  font-family: var(--font-mono);
  color: var(--accent-amber);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}
.product-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-card .body {
  padding: 16px 18px 20px;
}
.product-card .body h4 {
  font-size: 0.98rem;
  margin-bottom: 6px;
}
.product-card .body p {
  font-size: 0.85rem;
  margin-bottom: 12px;
}
.product-card .body a.view {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-amber);
}

/* ---------- Application chips ---------- */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.chip {
  border: 1px solid var(--glass-border);
  background: var(--glass-surface);
  padding: 12px 20px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}
.chip .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-amber);
}

/* ---------- Spec tables ---------- */
.explainer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.spec-table th,
.spec-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--glass-border);
}
.spec-table th {
  color: var(--accent-amber);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}
.spec-table td {
  color: var(--text-on-dark-dim);
}

/* ---------- Contact CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--brand-maroon), #2b2b2f 85%);
  padding: 64px 0;
  text-align: center;
}
.cta-band h2 {
  color: #fff;
  margin-bottom: 12px;
}
.cta-band p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 26px;
}

/* ---------- Footer ---------- */
footer.site-footer {
  background: var(--bg-base-alt);
  border-top: 1px solid var(--glass-border);
  padding: 54px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}
.footer-grid h5 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-amber);
  margin-bottom: 14px;
}
.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-grid a {
  color: var(--text-on-dark-dim);
  font-size: 0.9rem;
}
.footer-grid a:hover {
  color: var(--accent-amber);
}
.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-on-dark-dim);
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Breadcrumb / page header ---------- */
.page-header {
  padding: 50px 0 30px;
  border-bottom: 1px solid var(--glass-border);
}
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-on-dark-dim);
  margin-bottom: 14px;
}
.breadcrumb a:hover {
  color: var(--accent-amber);
}
.breadcrumb .sep {
  margin: 0 6px;
  opacity: 0.5;
}

/* ---------- Article card ---------- */
.article-card {
  border: 1px solid var(--glass-border);
  background: var(--glass-surface);
  border-radius: var(--radius);
  overflow: hidden;
}
.article-card .thumb {
  height: 170px;
  background: linear-gradient(
    135deg,
    rgba(74, 59, 82, 0.5),
    rgba(11, 13, 16, 0.9)
  );
}
.article-card .body {
  padding: 20px;
}
.article-card .meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.article-card h4 {
  font-size: 1.02rem;
  margin-bottom: 8px;
}

/* ==========================================================================
   Terminal Persona components
   Persistent live-log rail + command-prompt / bento / config-block / log-entry
   treatments. Site-wide layout wrapper: .layout > .main + aside.rail
   ========================================================================== */

.layout {
  display: grid;
  grid-template-columns: 1fr 280px;
}
.main {
  min-width: 0;
}

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  border-left: 1px solid var(--glass-border);
  background: var(--bg-base-alt);
  overflow: hidden;
  padding: 20px 18px;
}
.rail-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-amber);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.rail-scroll {
  position: relative;
  height: calc(100vh - 60px);
  overflow: hidden;
}
.rail-list {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  animation: scrollLog 16s linear infinite;
}
.rail-line {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-on-dark-dim);
  padding: 7px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
}
.rail-line b {
  color: var(--accent-amber);
  font-weight: 500;
}
@keyframes scrollLog {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-50%);
  }
}

.prompt {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-amber);
  margin-bottom: 18px;
}
.cursor {
  display: inline-block;
  width: 8px;
  background: var(--accent-amber);
  animation: blink 1s step-end infinite;
}
@keyframes blink {
  50% {
    opacity: 0;
  }
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 120px;
  gap: 14px;
}
.bento-item {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  background: var(--glass-surface);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition:
    border-color 0.18s ease,
    transform 0.18s ease;
}
.bento-item:hover {
  border-color: var(--accent-amber-dim);
  transform: translateY(-2px);
}
.bento-item img.bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.bento-item.has-image::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(11, 13, 16, 0) 35%,
    rgba(11, 13, 16, 0.9) 100%
  );
}
.bento-item.has-image > *:not(img.bg) {
  position: relative;
  z-index: 2;
}
.bento-item.featured {
  grid-column: span 2;
  grid-row: span 2;
  border-top: 3px solid var(--brand-maroon);
}
.bento-item.featured h4 {
  font-size: 1.25rem;
}
.bento-item h4 {
  font-size: 0.92rem;
  margin: 0 0 4px;
}
.bento-item span.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-amber);
}
.bento-item p {
  font-size: 0.8rem;
  margin: 4px 0 0;
}
.bento-item a.view {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  margin-top: 8px;
  display: inline-block;
}

.config-block {
  border: 1px solid var(--glass-border);
  background: rgba(0, 0, 0, 0.35);
  border-radius: 12px;
  padding: 22px 24px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.config-block .cmd {
  color: var(--accent-amber);
  margin-bottom: 14px;
}
.config-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
}
.config-row .k {
  color: var(--text-on-dark-dim);
}
.config-row .v {
  color: var(--text-on-dark);
  text-align: right;
}

.log-entry {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  border-left: 2px solid var(--accent-amber-dim);
  padding: 4px 0 22px 18px;
}
.log-entry .cmd {
  color: var(--accent-amber);
}
.log-entry h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 8px 0 6px;
  color: var(--text-on-dark);
}
.log-entry p {
  font-family: var(--font-body);
  font-size: 0.9rem;
  margin: 0;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 3px;
}
.lang-toggle a {
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--text-on-dark-dim);
}
.lang-toggle a.active {
  background: var(--glass-surface);
  color: var(--accent-amber);
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .rail {
    display: none;
  }
  .bento-item.featured {
    grid-column: span 2;
    grid-row: span 1;
  }
}
@media (max-width: 600px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bento-item.featured {
    grid-column: span 2;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  nav.main-nav ul.top-level {
    display: none;
  }
  .card-grid-3,
  .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .explainer-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 600px) {
  .card-grid-3,
  .card-grid-4 {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}