/* ==========================================================
   Trustwise — stylesheet
   ส่วนที่ 1: Design tokens (สี ฟอนต์ ระยะห่าง) — แก้สีทั้งเว็บได้ที่นี่
   ========================================================== */
/**
 * Design Tokens — แก้สี / ฟอนต์ / ระยะห่าง ของทั้งเว็บได้ที่ไฟล์นี้
 * Component ทุกตัวอ้างอิงตัวแปรเหล่านี้ ห้ามใส่ค่าสีตรง ๆ ใน component
 */
:root {
  /* ---------- Color ---------- */
  --color-primary: #10294a;        /* Deep navy — สีหลักของแบรนด์ */
  --color-primary-dark: #0a1b33;   /* Navy เข้ม — พื้นหลัง section มืด / footer */
  --color-secondary: #2a5db0;      /* Professional blue — ลิงก์, ไอคอน, รายละเอียด */
  --color-secondary-soft: #e7eef8; /* พื้นหลังไอคอน / แถบเน้นอ่อน */
  --color-accent: #eba83a;         /* Saffron — ใช้กับปุ่ม CTA หลักเท่านั้น */
  --color-accent-hover: #dc9625;
  --color-on-accent: #10294a;      /* สีตัวอักษรบนปุ่ม accent */

  --color-background: #f5f7f8;     /* Off-white (โทนเย็น) */
  --color-surface: #ffffff;
  --color-surface-alt: #edf1f4;
  --color-text: #142133;
  --color-muted: #566376;
  --color-border: #dce2e8;
  --color-border-strong: #c3ccd6;
  --color-placeholder: #7d8896;

  --color-on-dark: #ffffff;
  --color-on-dark-muted: #b4c1d4;
  --color-dark-border: rgba(255, 255, 255, 0.14);
  --color-dark-surface: rgba(255, 255, 255, 0.06);

  --color-success: #1d7f55;
  --color-success-soft: #e3f3eb;
  --color-pending: #9a6410;
  --color-pending-soft: #fbf0dc;
  --color-error: #b42318;
  --color-error-soft: #fdecea;
  --color-focus: #2a5db0;

  /* ---------- Typography ---------- */
  --font-sans: 'IBM Plex Sans Thai', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system,
    'Segoe UI', sans-serif;
  --font-sans-zh: 'Noto Sans SC', 'IBM Plex Sans Thai', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;

  --text-xs: 0.8125rem;   /* 13px */
  --text-sm: 0.9375rem;   /* 15px */
  --text-base: 1.0625rem; /* 17px — ภาษาไทยอ่านง่ายขึ้นเมื่อใหญ่กว่า 16px เล็กน้อย */
  --text-lg: 1.1875rem;   /* 19px */
  --text-xl: 1.375rem;    /* 22px  — H3 */
  --text-2xl: clamp(1.75rem, 1.2rem + 1.8vw, 2.5rem);    /* H2 */
  --text-3xl: clamp(2.125rem, 1.3rem + 3.2vw, 3.625rem); /* H1 */

  --leading-tight: 1.3;   /* หัวข้อภาษาไทยต้องมีที่ว่างสำหรับวรรณยุกต์ */
  --leading-normal: 1.7;

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* ---------- Space / Layout ---------- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  --section-space: clamp(4rem, 3rem + 4vw, 7rem);
  --container-max: 1200px;
  --container-pad: clamp(1.25rem, 0.8rem + 2vw, 2.5rem);
  --nav-height: 72px;

  /* ---------- Shape / Elevation ---------- */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(16, 41, 74, 0.06);
  --shadow-md: 0 6px 20px -8px rgba(16, 41, 74, 0.18);
  --shadow-lg: 0 24px 48px -20px rgba(10, 27, 51, 0.35);

  /* ---------- Motion ---------- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 160ms;
  --duration-base: 260ms;
}

/* ==========================================================
   ส่วนที่ 2: พื้นฐานทั้งเว็บ
   ========================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 1rem);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

html[lang^='ja'] body {
  font-family: 'Noto Sans JP', 'IBM Plex Sans Thai', 'Hiragino Sans', 'Yu Gothic', 'Meiryo', system-ui, sans-serif;
}

html[lang^='zh'] body {
  font-family: var(--font-sans-zh);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: var(--leading-tight);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  text-wrap: balance;
}

p {
  margin: 0;
  text-wrap: pretty;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: calc(var(--container-max) + var(--container-pad) * 2);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--section-space);
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  z-index: 100;
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary);
  color: var(--color-on-dark);
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: var(--space-4);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================
   Button  (คลาสขึ้นต้นด้วย .btn-)
   ========================================================== */
.btn-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px; /* ขนาดกดง่ายด้วยนิ้ว */
  padding: 0.7rem 1.4rem;
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  line-height: 1.3;
  text-align: center;
  transition: background-color var(--duration-fast) ease, border-color var(--duration-fast) ease,
    color var(--duration-fast) ease, transform var(--duration-fast) ease;
}

.btn-button:active {
  transform: translateY(1px);
}

.btn-lg {
  min-height: 54px;
  padding: 0.85rem 1.75rem;
  font-size: var(--text-base);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
}

.btn-secondary {
  background: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-primary);
}
.btn-secondary:hover {
  border-color: var(--color-primary);
  background: var(--color-surface);
}

.btn-ghost {
  background: var(--color-secondary-soft);
  color: var(--color-primary);
}
.btn-ghost:hover {
  background: var(--color-surface-alt);
}

.btn-onDark {
  background: transparent;
  border-color: var(--color-dark-border);
  color: var(--color-on-dark);
}
.btn-onDark:hover {
  border-color: var(--color-on-dark);
}

.btn-link {
  min-height: 44px;
  padding: 0;
  background: none;
  color: var(--color-secondary);
  justify-content: flex-start;
}
.btn-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ==========================================================
   Logo  (คลาสขึ้นต้นด้วย .logo-)
   ========================================================== */
.logo-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
}

/* โลโก้: โล่ (ความน่าเชื่อถือ) + เครื่องหมายถูก (ผ่านการตรวจสอบ) + ตราสีทอง (การรับรอง) */
.logo-mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
}

.logo-markBg {
  fill: var(--color-primary);
}
.logo-markCheck {
  fill: none;
  stroke: var(--color-on-dark);
  stroke-width: 3.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.logo-markSeal {
  fill: var(--color-accent);
  stroke: var(--color-surface);
  stroke-width: 2.2;
}

.logo-text {
  display: grid;
  line-height: 1;
}

.logo-word {
  font-size: 1.28rem;
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-primary);
  font-family: 'IBM Plex Sans Thai', var(--font-sans);
}

.logo-sub {
  margin-top: 4px;
  font-size: 0.64rem;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-secondary);
  font-family: 'IBM Plex Sans Thai', var(--font-sans);
}

.logo-dark .logo-markBg {
  fill: var(--color-on-dark);
}
.logo-dark .logo-markCheck {
  stroke: var(--color-primary);
}
.logo-dark .logo-markSeal {
  stroke: var(--color-primary-dark);
}
.logo-dark .logo-word {
  color: var(--color-on-dark);
}
.logo-dark .logo-sub {
  color: var(--color-accent);
}

.logo-image {
  height: 36px;
  width: auto;
}

/* ==========================================================
   SectionHeader  (คลาสขึ้นต้นด้วย .sh-)
   ========================================================== */
.sh-header {
  display: grid;
  gap: var(--space-3);
  max-width: 44rem;
  margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem);
}

.sh-center {
  margin-inline: auto;
  text-align: center;
}

.sh-title {
  font-size: var(--text-2xl);
  letter-spacing: -0.01em;
}

.sh-subtitle {
  font-size: var(--text-lg);
  color: var(--color-muted);
}

.sh-dark .sh-title {
  color: var(--color-on-dark);
}
.sh-dark .sh-subtitle {
  color: var(--color-on-dark-muted);
}

/* ==========================================================
   LanguageSwitcher  (คลาสขึ้นต้นด้วย .lang-)
   ========================================================== */
.lang-list {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
}

.lang-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 36px;
  padding: 0 0.85rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-muted);
  transition: color var(--duration-fast) ease, background-color var(--duration-fast) ease;
}

.lang-link:hover {
  color: var(--color-primary);
}

.lang-active {
  background: var(--color-primary);
  color: var(--color-on-dark);
}
.lang-active:hover {
  color: var(--color-on-dark);
}

.lang-block .lang-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.lang-block .lang-link {
  min-height: 44px;
  width: 100%;
  min-width: 0;
  padding: 0 0.4rem;
}

/* ปุ่มเลือกภาษาบน navbar (แบบเมนูดรอปดาวน์) */
.lang-menu {
  position: relative;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 40px;
  padding: 0 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-primary);
  font: inherit;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: border-color var(--duration-fast) ease;
}
.lang-toggle:hover {
  border-color: var(--color-border-strong);
}
.lang-chevron {
  color: var(--color-muted);
  transition: transform var(--duration-fast) ease;
}
.lang-toggle[aria-expanded='true'] .lang-chevron {
  transform: rotate(180deg);
}

.lang-options {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 60;
  min-width: 160px;
  padding: 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  animation: panelIn var(--duration-fast) var(--ease-out);
}
.lang-options[hidden] {
  display: none;
}

.lang-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 40px;
  padding: 0 0.75rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.lang-option:hover {
  background: var(--color-surface-alt);
}
.lang-option.is-active {
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}
.lang-option.is-active::after {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ==========================================================
   Navbar  (คลาสขึ้นต้นด้วย .nav-)
   ========================================================== */
.nav-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-background) 92%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) ease, background-color var(--duration-base) ease;
}

.nav-scrolled {
  border-bottom-color: var(--color-border);
  background: color-mix(in srgb, var(--color-surface) 96%, transparent);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  height: var(--nav-height);
}

.nav-desktopNav {
  display: none;
}

.nav-links {
  display: flex;
  gap: var(--space-1);
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 0.7rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  white-space: nowrap;
  transition: color var(--duration-fast) ease, background-color var(--duration-fast) ease;
}
.nav-link:hover {
  color: var(--color-secondary);
  background: var(--color-secondary-soft);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav-desktopOnly {
  display: none;
}

.nav-cta {
  display: none;
  white-space: nowrap;
}

.lang-toggle span {
  white-space: nowrap;
}
.lang-toggle svg {
  flex-shrink: 0;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-primary);
}

/* อีเมล + ไอคอน LINE มุมขวาบน */
.nav-email {
  display: none;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-primary);
  white-space: nowrap;
}
.nav-email:hover {
  color: var(--color-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.nav-email[hidden] {
  display: none;
}

.nav-line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  transition: transform var(--duration-fast) ease;
}
.nav-line:hover {
  transform: translateY(-1px);
}
.nav-line[hidden] {
  display: none;
}

/* ---------- Mobile panel ----------
   ใช้ absolute (ไม่ใช่ fixed) เพราะ backdrop-filter ของ header ทำให้ fixed
   ยึดกับกรอบ header แทนหน้าจอ → แผงเมนูจะเตี้ยเหลือแค่แถบเล็ก ๆ */
.nav-mobilePanel {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: calc(100vh - var(--nav-height));
  height: calc(100dvh - var(--nav-height));
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-4) var(--space-7);
}

.nav-mobileOpen {
  animation: panelIn var(--duration-base) var(--ease-out);
}

@keyframes panelIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
}

.nav-mobileLinks li + li {
  border-top: 1px solid var(--color-border);
}

.nav-mobileLink {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--color-primary);
}
.nav-mobileLink svg {
  color: var(--color-muted);
}

.nav-mobileFooter {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.nav-mobileCta {
  width: 100%;
}

@media (min-width: 640px) {
  .nav-cta {
    display: inline-flex;
  }
}

@media (min-width: 820px) {
  .nav-email {
    display: inline;
  }
}

/* จอกว้างแต่เมนูเต็มยังแสดงไม่พอ ให้ซ่อนอีเมล เหลือแค่ไอคอน LINE */
@media (min-width: 1160px) and (max-width: 1399px) {
  .nav-email {
    display: none;
  }
}

@media (min-width: 1160px) {
  .nav-desktopNav,
  .nav-desktopOnly {
    display: block;
  }
  .nav-toggle,
  .nav-mobilePanel {
    display: none;
  }
}

/* ==========================================================
   Hero  (คลาสขึ้นต้นด้วย .hero-)
   ========================================================== */
.hero-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2.5rem, 1.5rem + 4vw, 6rem) clamp(3rem, 2rem + 4vw, 6rem);
  /* ✏️ รูปพื้นหลัง HERO (เปลี่ยนรูปได้ที่ images/HERO.jpg) */
  background-color: var(--color-primary);
  background-image: url('../images/HERO.jpg');
  background-size: cover;
  background-position: center;
}

/* ชั้นสีน้ำเงินทับรูป
   ✏️ ปรับความทึบที่เลขตัวท้ายของ rgba(...): 1 = ทึบสุด, 0 = โปร่งใส
      ซ้าย (หลังตัวหนังสือ) ควรทึบกว่า เพื่อให้อ่านง่าย */
.hero-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(16, 41, 74, 0.92) 0%, rgba(16, 41, 74, 0.8) 45%, rgba(16, 41, 74, 0.55) 100%);
}

/* ตัวหนังสือใน HERO เป็นสีขาว (เพราะพื้นหลังเข้ม) */
.hero-hero .hero-title {
  color: #ffffff;
}
.hero-hero .hero-description,
.hero-hero .hero-audiencesLabel {
  color: rgba(255, 255, 255, 0.82);
}
.hero-hero .hero-audiences {
  border-top-color: rgba(255, 255, 255, 0.2);
}
.hero-hero .hero-audienceList {
  color: #ffffff;
}
.hero-hero .hero-audienceList li + li::before {
  color: rgba(255, 255, 255, 0.45);
}
.hero-hero .btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.6);
  color: #ffffff;
}
.hero-hero .btn-secondary:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

/* จอมือถือ: ข้อความอยู่บน แฟ้มอยู่ล่าง → ใช้สีทับแบบเท่ากันทั้งภาพ */
@media (max-width: 959px) {
  .hero-hero::after {
    background: rgba(16, 41, 74, 0.85);
  }
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2.5rem, 2rem + 3vw, 4rem);
  align-items: center;
}

.hero-copy {
  max-width: 40rem;
}

.hero-title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  line-height: 1.22;
}

html[lang^='zh'] .hero-title,
html[lang^='ja'] .hero-title {
  line-height: 1.3;
  letter-spacing: 0;
}

.hero-description {
  margin-top: var(--space-5);
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.3125rem);
  color: var(--color-muted);
  max-width: 34rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.hero-audiences {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
}

.hero-audiencesLabel {
  color: var(--color-muted);
}

.hero-audienceList {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) 0;
  color: var(--color-primary);
  font-weight: var(--weight-medium);
}

.hero-audienceList li + li::before {
  content: '•';
  margin-inline: 0.6rem;
  color: var(--color-border-strong);
}

@media (max-width: 479px) {
  .hero-ctas > * {
    flex: 1 1 100%;
  }
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
}

/* ==========================================================
   HeroVisual  (คลาสขึ้นต้นด้วย .hv-)
   ========================================================== */
.hv-stage {
  position: relative;
  width: 100%;
  max-width: 470px;
  margin-inline: auto;
  padding: 1.5rem 1.5rem 2.5rem 0.5rem;
}

/* แผ่นเอกสารซ้อนด้านหลัง */
.hv-sheetBack,
.hv-sheetMid {
  position: absolute;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}
.hv-sheetBack {
  inset: 0.25rem 0 3.25rem 2.25rem;
  transform: rotate(3deg);
  background: var(--color-surface-alt);
}
.hv-sheetMid {
  inset: 0.85rem 0.6rem 2.75rem 1.25rem;
  transform: rotate(1.4deg);
}

.hv-dossier {
  position: relative;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  animation: rise 700ms var(--ease-out) both;
}

.hv-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-on-dark);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
}

.hv-product {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px dashed var(--color-border-strong);
}

.hv-productThumb {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--color-secondary-soft);
  color: var(--color-secondary);
}

.hv-productName {
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  line-height: 1.4;
}

.hv-productMeta {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.hv-checklistTitle {
  margin-top: var(--space-5);
  margin-bottom: var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-muted);
}

.hv-checklist {
  display: grid;
  gap: var(--space-2);
}

.hv-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-3);
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-md);
  background: var(--color-background);
  font-size: var(--text-sm);
  line-height: 1.45;
}

/* รายการถูกตรวจทีละข้อ (เล่นใหม่ทุกครั้งที่สลับเคส) */
.hv-case.is-active .hv-row {
  animation: rowIn 500ms var(--ease-out) both;
}
.hv-case.is-active .hv-row:nth-child(1) { animation-delay: 450ms; }
.hv-case.is-active .hv-row:nth-child(2) { animation-delay: 750ms; }
.hv-case.is-active .hv-row:nth-child(3) { animation-delay: 1050ms; }
.hv-case.is-active .hv-row:nth-child(4) { animation-delay: 1350ms; }
.hv-case.is-active .hv-row:nth-child(5) { animation-delay: 1650ms; }

/* หลังสลับเคส ให้รายการขึ้นเร็วขึ้น */
.hv-shuffled .hv-case.is-active .hv-row { animation-duration: 380ms; }
.hv-shuffled .hv-case.is-active .hv-row:nth-child(1) { animation-delay: 120ms; }
.hv-shuffled .hv-case.is-active .hv-row:nth-child(2) { animation-delay: 220ms; }
.hv-shuffled .hv-case.is-active .hv-row:nth-child(3) { animation-delay: 320ms; }
.hv-shuffled .hv-case.is-active .hv-row:nth-child(4) { animation-delay: 420ms; }
.hv-shuffled .hv-case.is-active .hv-row:nth-child(5) { animation-delay: 520ms; }

.hv-tick {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
}

.hv-done .hv-tick {
  background: var(--color-success);
  color: var(--color-on-dark);
}

.hv-pending .hv-tick {
  border: 2px solid var(--color-accent);
}

.hv-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hv-rowLabel {
  color: var(--color-text);
}

.hv-status {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.hv-done .hv-status {
  background: var(--color-success-soft);
  color: var(--color-success);
}
.hv-pending .hv-status {
  background: var(--color-pending-soft);
  color: var(--color-pending);
}

.hv-result {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
}

.hv-resultLabel {
  color: var(--color-muted);
}

.hv-result {
  padding-right: 6rem; /* เว้นที่ให้ตราประทับ */
}

.hv-resultValue {
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

/* ตราประทับ (ไม่ใช่เครื่องหมาย มอก. จริง) */
.hv-seal {
  position: absolute;
  right: -0.25rem;
  bottom: 0;
  width: 112px;
  height: 112px;
  animation: stamp 520ms var(--ease-out) 1900ms both;
}

.hv-sealSvg {
  width: 100%;
  height: 100%;
}
.hv-sealOuter {
  fill: var(--color-primary);
}
.hv-sealInner {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
}
.hv-sealText {
  fill: var(--color-on-dark-muted);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 1.6px;
  font-family: 'IBM Plex Sans Thai', system-ui, sans-serif;
}
.hv-sealCheck {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- 4 เคส ซ้อนกันในช่องเดียว (ความสูงแฟ้มคงที่ ไม่กระตุก) ---------- */
.hv-cases {
  display: grid;
}
.hv-case {
  grid-area: 1 / 1;
  visibility: hidden;
}
.hv-case.is-active {
  visibility: visible;
}

/* จุดบอกลำดับเคส */
.hv-dots {
  display: flex;
  gap: 6px;
  margin-top: var(--space-4);
}
.hv-dotNav {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--color-border-strong);
  transition: width var(--duration-base) var(--ease-out), background-color var(--duration-base) ease;
}
.hv-dotNav.is-active {
  width: 20px;
  background: var(--color-accent);
}

/* ---------- Hover: แฟ้มยกตัว แผ่นหลังกางออก ----------
   ใช้ translate / rotate / scale แยก เพื่อไม่ชนกับ animation ที่ใช้ transform */
.hv-stage {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.hv-dossier,
.hv-sheetMid,
.hv-sheetBack,
.hv-seal {
  transition: translate 450ms var(--ease-out), rotate 450ms var(--ease-out),
    scale 450ms var(--ease-out), box-shadow 450ms var(--ease-out);
}
.hv-stage.is-hover .hv-dossier {
  translate: 0 -8px;
  rotate: -1deg;
  box-shadow: 0 30px 60px -18px rgba(16, 41, 74, 0.35);
}
.hv-stage.is-hover .hv-sheetMid {
  translate: 10px 2px;
  rotate: 2.5deg;
}
.hv-stage.is-hover .hv-sheetBack {
  translate: 20px 6px;
  rotate: 4deg;
}
.hv-stage.is-hover .hv-seal {
  scale: 1.06;
  rotate: 10deg;
}

/* ---------- สลับเคส: แฟ้มปัดออกขวา แล้วเคสใหม่เลื่อนเข้ามา ---------- */
.hv-dossier.hv-out {
  animation: hvOut 240ms cubic-bezier(0.4, 0, 1, 1) both;
}
.hv-dossier.hv-in {
  animation: hvIn 420ms var(--ease-out) both;
}
.hv-seal.hv-restamp {
  animation: stamp 420ms var(--ease-out) 180ms both;
}

@keyframes hvOut {
  to {
    opacity: 0;
    transform: translateX(28px) rotate(4deg);
  }
}
@keyframes hvIn {
  from {
    opacity: 0;
    transform: translateX(-18px) rotate(-2deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hv-dossier,
  .hv-sheetMid,
  .hv-sheetBack,
  .hv-seal {
    transition: none;
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
}

@keyframes rowIn {
  from {
    opacity: 0;
    transform: translateX(-8px);
  }
}

@keyframes stamp {
  from {
    opacity: 0;
    transform: scale(1.35) rotate(-14deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(-8deg);
  }
}

@media (max-width: 479px) {
  .hv-stage {
    padding-right: 0.75rem;
  }
  .hv-dossier {
    padding: 1.15rem;
  }
  .hv-row {
    grid-template-columns: auto 1fr;
  }
  .hv-status {
    grid-column: 2;
    justify-self: start;
  }
  .hv-seal {
    width: 88px;
    height: 88px;
  }
  .hv-result {
    padding-right: 4.5rem;
  }
}

/* ==========================================================
   TrustBar  (คลาสขึ้นต้นด้วย .trust-)
   ========================================================== */
.trust-trust {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.trust-items {
  display: grid;
  grid-template-columns: 1fr;
}

.trust-item {
  display: flex;
  gap: var(--space-3);
  padding-block: var(--space-5);
}

.trust-item + .trust-item {
  border-top: 1px solid var(--color-border);
}

.trust-icon {
  flex-shrink: 0;
  margin-top: 0.15rem;
  color: var(--color-secondary);
}

.trust-title {
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  line-height: 1.45;
}

.trust-description {
  margin-top: 0.15rem;
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.55;
}

.trust-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin: 0;
  padding-block: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.trust-stat {
  display: flex;
  flex-direction: column-reverse;
}

.trust-statValue {
  margin: 0;
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  line-height: 1.1;
}

.trust-statLabel {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

@media (min-width: 640px) {
  .trust-items {
    grid-template-columns: repeat(2, 1fr);
    column-gap: var(--space-6);
  }
  .trust-item + .trust-item {
    border-top: 0;
  }
  .trust-item:nth-child(n + 3) {
    border-top: 1px solid var(--color-border);
  }
}

@media (min-width: 1024px) {
  .trust-items {
    grid-template-columns: repeat(4, 1fr);
    column-gap: 0;
  }
  .trust-item {
    padding: var(--space-6) var(--space-5);
  }
  .trust-item:first-child {
    padding-left: 0;
  }
  .trust-item:nth-child(n + 3) {
    border-top: 0;
  }
  .trust-item + .trust-item {
    border-left: 1px solid var(--color-border);
  }
}

/* ==========================================================
   PersonaCards  (คลาสขึ้นต้นด้วย .persona-)
   ========================================================== */
.persona-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

.persona-grid > li {
  display: flex;
}

.persona-card {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease,
    transform var(--duration-base) var(--ease-out);
}

.persona-card:hover,
.persona-card:focus-within {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.persona-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-secondary-soft);
  color: var(--color-secondary);
}

.persona-title {
  margin-top: var(--space-4);
  font-size: var(--text-xl);
}

.persona-description {
  margin-top: var(--space-2);
  color: var(--color-text);
}

.persona-message {
  margin-top: var(--space-3);
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-border-strong);
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.6;
}

.persona-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-5);
  min-height: 44px;
  font-weight: var(--weight-semibold);
  color: var(--color-secondary);
}

/* ทำให้ทั้งการ์ดคลิกได้ */
.persona-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.persona-cta:focus-visible {
  outline: none;
}
.persona-cta:focus-visible::after {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

.persona-arrow {
  transition: transform var(--duration-base) var(--ease-out);
}
.persona-card:hover .persona-arrow {
  transform: translateX(4px);
}

/* การ์ด "ยังไม่แน่ใจ" */
.persona-help {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.persona-help .persona-icon {
  background: var(--color-dark-surface);
  color: var(--color-accent);
}
.persona-help .persona-title {
  color: var(--color-on-dark);
}
.persona-help .persona-description {
  color: var(--color-on-dark);
}
.persona-help .persona-message {
  color: var(--color-on-dark-muted);
  border-left-color: var(--color-accent);
}
.persona-help .persona-cta {
  color: var(--color-accent);
}
.persona-help:hover,
.persona-help:focus-within {
  border-color: var(--color-primary);
}

@media (min-width: 640px) {
  .persona-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .persona-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
  }
  .persona-card {
    padding: var(--space-6);
  }
}

/* ==========================================================
   ServiceCards  (คลาสขึ้นต้นด้วย .svc-)
   ========================================================== */
.svc-section {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

/* ตารางบริการแบบเส้นแบ่งร่วมกัน — ดูเป็นระบบ ไม่ใช่การ์ดลอยกระจัดกระจาย */
.svc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.svc-cell {
  display: flex;
  background: var(--color-surface);
}

.svc-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  padding: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  transition: background-color var(--duration-base) ease;
}

.svc-card:hover {
  background: var(--color-background);
}

.svc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.svc-icon {
  color: var(--color-secondary);
}

.svc-tag {
  font-size: var(--text-xs);
  color: var(--color-muted);
  text-align: right;
}

.svc-title {
  margin-top: var(--space-5);
  font-size: var(--text-xl);
}

.svc-description {
  margin-top: var(--space-2);
  color: var(--color-muted);
}

.svc-points {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-4);
  font-size: var(--text-sm);
}

.svc-points li {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  line-height: 1.55;
}

.svc-check {
  flex-shrink: 0;
  margin-top: 0.2rem;
  color: var(--color-success);
}

.svc-cta {
  margin-top: auto;
  padding-top: var(--space-5);
}

.svc-footer {
  display: flex;
  justify-content: center;
  margin-top: var(--space-6);
}

@media (min-width: 768px) {
  .svc-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================
   Process  (คลาสขึ้นต้นด้วย .proc-)
   ========================================================== */
.proc-steps {
  position: relative;
  display: grid;
  gap: var(--space-5);
  counter-reset: step;
}

.proc-step {
  position: relative;
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: var(--space-4);
}

/* เส้นเชื่อมระหว่างขั้นตอน (แนวตั้งบนมือถือ) */
.proc-step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 25px;
  top: 52px;
  bottom: calc(var(--space-5) * -1);
  width: 2px;
  background: var(--color-border-strong);
}

.proc-number {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  background: var(--color-background);
  color: var(--color-primary);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

.proc-step:last-child .proc-number {
  background: var(--color-primary);
  color: var(--color-on-dark);
}

.proc-body {
  padding-top: 0.7rem;
}

.proc-title {
  font-size: var(--text-lg);
}

.proc-description {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.6;
}

@media (min-width: 1024px) {
  .proc-steps {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-5);
  }
  .proc-step {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .proc-step:not(:last-child)::before {
    left: 52px;
    right: calc(var(--space-5) * -1);
    top: 25px;
    bottom: auto;
    width: auto;
    height: 2px;
  }
  .proc-body {
    padding-top: 0;
    padding-right: var(--space-2);
  }
}

/* ==========================================================
   WhyUs  (คลาสขึ้นต้นด้วย .why-)
   ========================================================== */
.why-section {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.why-layout {
  display: grid;
  gap: var(--space-7);
}

.why-pillars {
  display: grid;
  gap: var(--space-6) var(--space-6);
  align-content: start;
}

.why-pillar {
  padding-top: var(--space-5);
  border-top: 2px solid var(--color-primary);
}

.why-pillarIcon {
  color: var(--color-secondary);
}

.why-pillarTitle {
  margin-top: var(--space-4);
  font-size: var(--text-xl);
}

.why-pillarText {
  margin-top: var(--space-2);
  color: var(--color-muted);
}

@media (min-width: 640px) {
  .why-pillars {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .why-layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: var(--space-9);
  }
  .why-pillars {
    padding-top: var(--space-3);
    gap: var(--space-7) var(--space-6);
  }
}

/* ==========================================================
   ChinaSection  (คลาสขึ้นต้นด้วย .cn-)
   ========================================================== */
.cn-section {
  position: relative;
  overflow: hidden;
  background: var(--color-primary-dark);
  color: var(--color-on-dark);
}

/* ลายเส้นบางมากด้านหลัง สื่อถึงเส้นทางการค้า */
.cn-section::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(var(--color-dark-surface) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-dark-surface) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to left, black, transparent 70%);
  -webkit-mask-image: linear-gradient(to left, black, transparent 70%);
}

.cn-layout {
  position: relative;
  display: grid;
  gap: var(--space-7);
  align-items: center;
}

.cn-title {
  font-size: var(--text-2xl);
  color: var(--color-on-dark);
  letter-spacing: -0.01em;
}

.cn-subtitle {
  margin-top: var(--space-4);
  font-size: var(--text-lg);
  color: var(--color-on-dark-muted);
  max-width: 36rem;
}

.cn-servicesTitle {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-on-dark-muted);
}

.cn-services {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.cn-services li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-dark-border);
  font-weight: var(--weight-medium);
}

.cn-check {
  flex-shrink: 0;
  color: var(--color-accent);
}

.cn-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* ---------- Visual: China ↔ Thailand ---------- */
.cn-visual {
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  border: 1px solid var(--color-dark-border);
  border-radius: var(--radius-lg);
  background: var(--color-dark-surface);
}

.cn-countries {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-3);
}

.cn-country {
  display: grid;
  justify-items: center;
  gap: var(--space-2);
  padding: var(--space-5) var(--space-3);
  border: 1px solid var(--color-dark-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.cn-countryTarget {
  border-color: var(--color-accent);
}

.cn-code {
  font-size: clamp(1.75rem, 1.2rem + 2vw, 2.5rem);
  font-weight: var(--weight-bold);
  letter-spacing: 0.04em;
  line-height: 1;
}

.cn-globe {
  display: inline-flex;
  color: var(--color-on-dark);
}

.cn-langs {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-on-dark-muted);
}
.cn-langs span {
  margin-right: 0.35rem;
}
.cn-langs a {
  color: var(--color-on-dark);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.35);
  text-underline-offset: 3px;
}
.cn-langs a:hover {
  text-decoration-color: var(--color-accent);
}

.cn-countryName {
  font-size: var(--text-xs);
  color: var(--color-on-dark-muted);
  line-height: 1.4;
}

.cn-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-accent);
}

.cn-linkLine {
  width: 14px;
  height: 0;
  border-top: 2px dashed var(--color-dark-border);
}

.cn-linkIcon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
}

.cn-track {
  position: relative;
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding-left: var(--space-2);
}

.cn-track::before {
  content: '';
  position: absolute;
  left: calc(var(--space-2) + 5px);
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--color-dark-border);
}

.cn-checkpoint {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-on-dark);
}

.cn-pin {
  position: relative;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  background: var(--color-primary-dark);
}

.cn-checkpoint:last-child .cn-pin {
  background: var(--color-accent);
}

@media (max-width: 479px) {
  .cn-ctas > * {
    flex: 1 1 100%;
  }
}

@media (min-width: 1024px) {
  .cn-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: var(--space-9);
  }
}

/* ==========================================================
   CaseStudies  (คลาสขึ้นต้นด้วย .case-)
   ========================================================== */
.case-filters {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  scrollbar-width: thin;
}

.case-filter {
  flex-shrink: 0;
  min-height: 44px;
  padding: 0 1.1rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  transition: background-color var(--duration-fast) ease, border-color var(--duration-fast) ease,
    color var(--duration-fast) ease;
}

.case-filter:hover {
  border-color: var(--color-primary);
}

.case-filter[aria-pressed='true'] {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-dark);
}

.case-grid {
  display: grid;
  gap: var(--space-4);
}

.case-grid > li {
  display: flex;
}

.case-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out),
    border-color var(--duration-base) ease;
}
.case-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-lg);
}

.case-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.case-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: var(--color-on-dark);
}

/* กล่อง "จุดที่มักพลาด" */
.case-insight {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--color-pending-soft);
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text);
}
.case-insightLabel {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.2rem;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-pending);
}

/* รายชื่อสินค้าที่เคยดูแล */
.case-products {
  margin-top: var(--space-7);
  padding: var(--space-6) var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-primary);
  color: var(--color-on-dark);
  text-align: center;
}
.case-productsTitle {
  font-size: var(--text-lg);
  color: var(--color-on-dark);
}
.case-productList {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.case-productList li {
  padding: 0.4rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  transition: background-color var(--duration-fast) ease, border-color var(--duration-fast) ease;
}
.case-productList li:hover {
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.06);
}
.case-productsMore {
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-on-dark-muted);
}
.case-productsCta {
  margin-left: 0.25rem;
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
}
.case-productsCta:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.case-category,
.case-badge {
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
}

.case-category {
  background: var(--color-secondary-soft);
  color: var(--color-secondary);
}

.case-badge {
  border: 1px dashed var(--color-pending);
  color: var(--color-pending);
}

.case-title {
  margin-top: var(--space-4);
  font-size: var(--text-xl);
}

.case-context {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.case-flow {
  display: grid;
  margin: var(--space-4) 0 0;
  border-top: 1px solid var(--color-border);
}

.case-flowStep {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: var(--space-3);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
  line-height: 1.55;
}

.case-flowStep:last-child {
  border-bottom: 0;
}

.case-flowStep dt {
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.case-flowStep dd {
  margin: 0;
  color: var(--color-muted);
}

.case-flowStep:last-child dt {
  color: var(--color-success);
}

.case-empty {
  padding: var(--space-7) var(--space-5);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--color-muted);
}

@media (max-width: 400px) {
  .case-flowStep {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

/* มือถือ: เลื่อนการ์ดแนวนอน เพื่อไม่ให้หน้ายาวเกินไป */
@media (max-width: 767px) {
  .case-grid {
    display: flex;
    gap: var(--space-3);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    margin-inline: calc(var(--container-pad) * -1);
    padding: 0 var(--container-pad) var(--space-3);
    scroll-padding-inline: var(--container-pad);
  }
  .case-grid > li {
    flex: 0 0 min(86%, 340px);
    scroll-snap-align: start;
  }
}

@media (min-width: 768px) {
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .case-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================================
   FAQ  (คลาสขึ้นต้นด้วย .faq-)
   ========================================================== */
.faq-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.faq-layout {
  display: grid;
  gap: var(--space-6);
}

.faq-more {
  display: grid;
  justify-items: start;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-background);
  border: 1px solid var(--color-border);
}

.faq-moreText {
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.faq-list {
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 64px;
  padding-block: var(--space-4);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-questionText {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  line-height: 1.5;
}

.faq-question:hover .faq-questionText {
  color: var(--color-secondary);
}

.faq-toggle {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  color: var(--color-primary);
  transition: transform var(--duration-base) var(--ease-out), background-color var(--duration-fast) ease;
}

.faq-item[open] .faq-toggle {
  transform: rotate(45deg);
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-dark);
}

.faq-answer {
  padding-bottom: var(--space-5);
  padding-right: var(--space-7);
  color: var(--color-muted);
  max-width: 46rem;
}

.faq-item[open] .faq-answer {
  animation: reveal var(--duration-base) var(--ease-out);
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
}

@media (max-width: 639px) {
  .faq-answer {
    padding-right: 0;
  }
}

@media (min-width: 1024px) {
  .faq-layout {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: var(--space-9);
  }
  .faq-side {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-6));
    align-self: start;
  }
}

/* ==========================================================
   FinalCTA  (คลาสขึ้นต้นด้วย .cta-)
   ========================================================== */
.cta-section {
  background: var(--color-primary);
  color: var(--color-on-dark);
}

.cta-layout {
  display: grid;
  gap: var(--space-7);
}

.cta-title {
  font-size: var(--text-2xl);
  color: var(--color-on-dark);
  letter-spacing: -0.01em;
}

.cta-subtitle {
  margin-top: var(--space-4);
  font-size: var(--text-lg);
  color: var(--color-on-dark-muted);
  max-width: 32rem;
}

.cta-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.cta-ctas:empty {
  display: none;
}

.cta-channels {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-dark-border);
}

.cta-channelsTitle {
  margin-bottom: var(--space-4);
  font-size: var(--text-base);
  color: var(--color-on-dark);
}

@media (max-width: 479px) {
  .cta-ctas > * {
    flex: 1 1 100%;
  }
}

@media (min-width: 1024px) {
  .cta-layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: var(--space-9);
    align-items: start;
  }
  .cta-intro {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-6));
  }
  /* จอใหญ่: ฟอร์มอยู่ข้าง ๆ แล้ว ไม่ต้องมีปุ่มเลื่อนไปฟอร์ม */
  .cta-toForm,
  .cta-ctasMobileOnly {
    display: none;
  }
}

/* ==========================================================
   ContactForm  (คลาสขึ้นต้นด้วย .form-)
   ========================================================== */
.form-form {
  display: grid;
  gap: var(--space-6);
  padding: clamp(1.25rem, 0.8rem + 2vw, 2.5rem);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-lg);
}

.form-title {
  font-size: var(--text-xl);
}

.form-description {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.form-group {
  display: grid;
  gap: var(--space-4);
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.form-legend {
  width: 100%;
  margin-bottom: var(--space-1);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.form-groupHint {
  margin-top: calc(var(--space-2) * -1);
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.form-row {
  display: grid;
  gap: var(--space-4);
}

.form-field {
  display: grid;
  gap: var(--space-2);
  min-width: 0;
}

.form-label {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  line-height: 1.45;
}

.form-required {
  color: var(--color-error);
}

.form-optional {
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  color: var(--color-muted);
}

.form-input {
  width: 100%;
  min-height: 50px;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: 1rem; /* 16px ขึ้นไป — ป้องกัน iOS ซูมอัตโนมัติ */
  line-height: 1.5;
  transition: border-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.form-input::placeholder {
  color: var(--color-placeholder);
}

.form-input:hover {
  border-color: var(--color-muted);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px var(--color-secondary-soft);
}

.form-input[aria-invalid='true'] {
  border-color: var(--color-error);
  background: var(--color-error-soft);
}

select.form-input {
  appearance: none;
  padding-right: 2.5rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' stroke='%23566376' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 8 5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
}

.form-textarea {
  resize: vertical;
  min-height: 96px;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-muted);
  line-height: 1.55;
}

.form-error {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-error);
}

.form-alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-error);
  background: var(--color-error-soft);
  color: var(--color-error);
  font-size: var(--text-sm);
}

/* ---------- Upload ---------- */
.form-upload {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1.5px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-background);
}

.form-uploadButton {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 0 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  cursor: pointer;
}

.form-uploadButton:hover {
  border-color: var(--color-primary);
}

.form-upload input:focus-visible + .form-uploadButton {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.form-upload input:disabled + .form-uploadButton {
  opacity: 0.5;
  cursor: not-allowed;
}

.form-upload .form-hint {
  flex: 1 1 14rem;
}

.form-fileList {
  display: grid;
  gap: var(--space-2);
}

.form-fileItem {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--color-surface-alt);
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.form-fileName {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.form-fileRemove {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-muted);
}

.form-fileRemove:hover {
  background: var(--color-surface);
  color: var(--color-error);
}

/* ---------- Submit ---------- */
.form-submitArea {
  display: grid;
  gap: var(--space-3);
}

.form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  width: 100%;
  min-height: 56px;
  border: 0;
  border-radius: var(--radius-md);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  transition: background-color var(--duration-fast) ease;
}

.form-submit:hover:not(:disabled) {
  background: var(--color-accent-hover);
}

.form-submit:disabled {
  cursor: progress;
  opacity: 0.85;
}

.form-spinner {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2.5px solid currentColor;
  border-right-color: transparent;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.form-note {
  font-size: var(--text-xs);
  color: var(--color-muted);
  text-align: center;
  line-height: 1.6;
}

/* ---------- Success ---------- */
.form-success {
  display: grid;
  justify-items: center;
  gap: var(--space-3);
  padding: clamp(2rem, 1.5rem + 3vw, 4rem) var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.form-successIcon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-success-soft);
  color: var(--color-success);
}

.form-successTitle {
  font-size: var(--text-xl);
}

.form-successTitle:focus {
  outline: none;
}

.form-successText {
  max-width: 26rem;
  color: var(--color-muted);
}

.form-secondaryButton {
  margin-top: var(--space-3);
  min-height: 48px;
  padding: 0 1.4rem;
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: transparent;
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.form-secondaryButton:hover {
  border-color: var(--color-primary);
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .form-spinner {
    animation: none;
    border-right-color: currentColor;
    opacity: 0.6;
  }
}

/* ==========================================================
   ContactChannels  (คลาสขึ้นต้นด้วย .ch-)
   ========================================================== */
.ch-list {
  display: grid;
  gap: var(--space-3);
  margin: 0;
}

.ch-item {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: var(--space-3);
  align-items: baseline;
  font-size: var(--text-sm);
  line-height: 1.55;
}

.ch-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.ch-icon {
  flex-shrink: 0;
  transform: translateY(1px);
}

.ch-value {
  margin: 0;
  min-width: 0;
  overflow-wrap: anywhere;
}

.ch-link {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* placeholder ที่ยังไม่ได้ใส่ข้อมูลจริง แสดงเป็นตัวเอียงจาง ๆ ให้เห็นว่าต้องแก้ */
.ch-placeholder {
  font-style: italic;
  opacity: 0.75;
}

.ch-dark .ch-label {
  color: var(--color-on-dark-muted);
}
.ch-dark .ch-value {
  color: var(--color-on-dark);
}
.ch-dark .ch-icon {
  color: var(--color-accent);
}

.ch-light .ch-label {
  color: var(--color-muted);
}
.ch-light .ch-value {
  color: var(--color-text);
}
.ch-light .ch-icon {
  color: var(--color-secondary);
}

@media (max-width: 400px) {
  .ch-item {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

/* ปุ่ม WeChat → เปิด QR Code */
.ch-qrButton {
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  color: inherit;
  cursor: pointer;
  text-align: left;
}

/* ==========================================================
   ป๊อปอัป QR Code  (คลาสขึ้นต้นด้วย .qr-)
   ========================================================== */
.qr-dialog {
  width: min(92vw, 340px);
  padding: var(--space-6) var(--space-5) var(--space-5);
  border: 0;
  border-radius: var(--radius-lg, 16px);
  background: var(--color-surface);
  color: var(--color-text);
  text-align: center;
  box-shadow: 0 24px 60px rgba(10, 27, 51, 0.35);
}
.qr-dialog[open] {
  animation: panelIn var(--duration-base) var(--ease-out);
}
.qr-dialog::backdrop {
  background: rgba(10, 27, 51, 0.6);
}

.qr-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
}
.qr-close:hover {
  background: var(--color-surface-alt);
  color: var(--color-primary);
}

.qr-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xl);
}

.qr-hint {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.qr-image {
  display: block;
  width: 100%;
  max-width: 240px;
  height: auto;
  margin-inline: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.qr-image[hidden] {
  display: none;
}

.qr-missing {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  max-width: 240px;
  margin: 0 auto;
  padding: var(--space-4);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-placeholder);
}
.qr-missing[hidden] {
  display: none;
}

.qr-id {
  margin: var(--space-4) 0 0;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-primary);
}

/* ==========================================================
   Footer  (คลาสขึ้นต้นด้วย .foot-)
   ========================================================== */
.foot-footer {
  background: var(--color-primary-dark);
  color: var(--color-on-dark-muted);
  padding-top: clamp(3rem, 2rem + 3vw, 5rem);
}

.foot-top {
  display: grid;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
}

.foot-brand {
  display: grid;
  justify-items: start;
  gap: var(--space-4);
  max-width: 24rem;
}

.foot-tagline {
  font-size: var(--text-sm);
  line-height: 1.7;
}

.foot-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6) var(--space-5);
}

.foot-columnTitle {
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-on-dark);
}

.foot-columnLinks {
  display: grid;
  gap: var(--space-1);
}

.foot-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  font-size: var(--text-sm);
  color: var(--color-on-dark-muted);
  transition: color var(--duration-fast) ease;
}

.foot-link:hover {
  color: var(--color-on-dark);
}

.foot-socials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.foot-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2) var(--space-5);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-dark-border);
  font-size: var(--text-xs);
}

@media (min-width: 768px) {
  .foot-columns {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .foot-top {
    grid-template-columns: 1fr 1.6fr 1.1fr;
    gap: var(--space-7);
  }
}

/* ==========================================================
   ส่วนเสริม: ซ่อนองค์ประกอบที่มี hidden เสมอ
   ========================================================== */
[hidden] {
  display: none !important;
}