/* GUDAO Design System v14
   Add AFTER style.css so this file can refine the existing site without overwriting prior HTML work. */

:root {
  --g-rock: #262C31;
  --g-sand: #EBEBE9;
  --g-orange: #FF8510;
  --g-green: #345339;
  --g-red: #823B35;
  --g-black: #000000;
  --g-white: #FFFFFF;

  --g-text-on-dark: #F5F5F2;
  --g-text-muted-dark: rgba(255, 255, 255, 0.72);
  --g-text-on-light: #262C31;
  --g-line-dark: rgba(255, 255, 255, 0.16);
  --g-line-light: rgba(38, 44, 49, 0.16);

  --g-space-1: 0.5rem;
  --g-space-2: 0.75rem;
  --g-space-3: 1rem;
  --g-space-4: 1.5rem;
  --g-space-5: 2rem;
  --g-space-6: 3rem;
  --g-space-7: 4.5rem;
  --g-space-8: 7rem;

  --g-content: 1240px;
  --g-reading: 720px;
  --g-radius: 0px;
  --g-shadow: 0 18px 50px rgba(0, 0, 0, 0.14);
}

/* Typography follows the brand manual */
html {
  color-scheme: light;
}

body {
  font-family: "Hind", "GenSekiGothicTC", sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
.label,
.brand,
.actions a,
.site-header nav a,
button,
.card-body small,
.pad small,
.poster span {
  font-family: "Khand", "GenSekiGothicTC", sans-serif;
  font-weight: 700;
}

p,
li,
dd {
  font-size: max(1rem, 16px);
}

.label {
  margin: 0 0 var(--g-space-2);
  color: var(--g-orange);
  letter-spacing: 0.1em;
  line-height: 1.2;
}

/* Accessible keyboard focus */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--g-orange);
  outline-offset: 4px;
}

/* Header: logo in a corner, required clear space, no visual distortion */
.site-header {
  min-height: 88px;
  height: auto;
  padding: 14px clamp(20px, 4vw, 60px);
  background: var(--g-rock);
  border-bottom: 2px solid var(--g-orange);
}

.brand {
  gap: 14px;
  letter-spacing: 0.02em;
}

.brand img {
  width: 56px;
  height: 56px;
  min-width: 50px;
  object-fit: contain;
  border-radius: 0;
}

.site-header nav {
  gap: clamp(16px, 2.2vw, 30px);
}

.site-header nav a {
  position: relative;
  padding: 10px 0;
  color: var(--g-white);
  letter-spacing: 0.02em;
}

.site-header nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  background: var(--g-orange);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-header nav a:hover::after,
.site-header nav a.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-header nav a.active,
.site-header .ig {
  color: var(--g-orange);
}

/* Contour-line visual language inspired by the manual's auxiliary graphic */
.hero,
.page-hero,
footer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.hero::before,
.page-hero::before,
footer::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: min(52vw, 720px);
  aspect-ratio: 1;
  top: -35%;
  right: -10%;
  opacity: 0.16;
  background:
    repeating-radial-gradient(
      ellipse at 50% 50%,
      transparent 0 24px,
      var(--g-white) 25px 26px,
      transparent 27px 44px
    );
  transform: rotate(-18deg) scaleX(0.72);
  pointer-events: none;
}

/* Home hero */
body:has(.hero),
body:has(.hero) main {
  background: var(--g-rock);
  color: var(--g-text-on-dark);
}

.hero {
  min-height: calc(100svh - 88px);
  grid-template-columns: minmax(320px, 0.95fr) minmax(420px, 1.05fr);
  background: var(--g-rock);
  border-bottom: 1px solid var(--g-line-dark);
}

.hero-art {
  min-height: 680px;
  padding: clamp(34px, 6vw, 90px);
  background: var(--g-rock) !important;
  border-right: 1px solid var(--g-line-dark);
}

.hero-visual {
  width: min(86%, 640px);
  max-height: 72vh;
  object-fit: contain;
}

.hero-copy {
  max-width: 820px;
  padding: clamp(48px, 7vw, 110px);
}

.hero h1 {
  max-width: 780px;
  margin: var(--g-space-2) 0 var(--g-space-4);
  font-size: clamp(3.2rem, 7vw, 6.8rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
}

.hero-copy > p:not(.label) {
  max-width: var(--g-reading);
  margin: 0;
  color: var(--g-text-muted-dark);
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.65;
}

/* Unified primary actions */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--g-space-5);
}

.actions a,
.actions a.outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 126px;
  min-height: 50px;
  padding: 12px 22px;
  border: 1px solid var(--g-orange);
  background: var(--g-orange);
  color: var(--g-rock);
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.actions a:hover,
.actions a.outline:hover {
  background: transparent;
  color: var(--g-white);
  transform: translateY(-2px);
}

.stripe {
  padding: 18px clamp(20px, 4vw, 60px);
  background: var(--g-black);
  border-block: 1px solid var(--g-line-dark);
  font-size: clamp(1.15rem, 2vw, 1.75rem);
  letter-spacing: 0.08em;
}

.wrap {
  width: min(calc(100% - 40px), var(--g-content));
}

.home-grid {
  gap: 20px;
  padding-block: var(--g-space-8);
}

.feature {
  position: relative;
  min-height: 360px;
  padding: clamp(32px, 4vw, 56px);
  background: transparent !important;
  border: 1px solid var(--g-line-dark);
  border-top: 4px solid var(--g-orange);
  transition: transform 180ms ease, border-color 180ms ease;
}

.feature:hover {
  transform: translateY(-4px);
  border-color: var(--g-orange);
}

.feature h2 {
  margin: 4px 0 14px;
  font-size: clamp(2.6rem, 5vw, 4.2rem);
  line-height: 1.05;
}

.feature p {
  max-width: 40ch;
  color: var(--g-text-muted-dark);
}

.feature a {
  margin-top: var(--g-space-3);
  padding-bottom: 4px;
  border-bottom: 2px solid var(--g-orange);
  letter-spacing: 0.04em;
}

.brand-story {
  gap: clamp(40px, 8vw, 110px);
  padding-block: var(--g-space-8);
  border-top: 1px solid var(--g-line-dark);
}

.brand-story h2 {
  margin: var(--g-space-2) 0 var(--g-space-4);
  font-size: clamp(2.8rem, 5.5vw, 5rem);
}

.brand-story img {
  width: min(100%, 560px);
  justify-self: center;
  object-fit: contain;
  mix-blend-mode: screen;
}

/* Inner page heroes */
.page-hero {
  min-height: 410px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(60px, 8vw, 110px) clamp(20px, 7vw, 110px);
  background: var(--g-green);
  border-bottom: 8px solid var(--g-orange);
}

.page-hero.red {
  background: var(--g-red);
}

.appreciation-hero {
  background: var(--g-rock);
}

.page-hero h1 {
  max-width: var(--g-content);
  margin: 0;
  font-size: clamp(3.6rem, 8vw, 6rem);
  line-height: 1;
}

.page-hero > p:not(.label) {
  max-width: 56ch;
  margin: var(--g-space-3) 0 0;
  color: var(--g-text-on-dark);
  font-size: 1.1rem;
}

.section {
  padding-block: var(--g-space-7) var(--g-space-8);
}

.toolbar {
  padding-bottom: var(--g-space-4);
  border-bottom: 1px solid var(--g-line-light);
}

button {
  min-height: 42px;
  cursor: pointer;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

button:hover,
button.active {
  border-color: var(--g-rock);
  background: var(--g-rock);
  color: var(--g-white);
}

/* Cards and 9:16 imagery */
.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2vw, 28px);
}

.card {
  background: var(--g-white);
  border-top: 5px solid var(--g-orange);
  box-shadow: var(--g-shadow);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 62px rgba(0, 0, 0, 0.18);
}

.poster,
.media,
.appreciation-card .poster {
  aspect-ratio: 9 / 16;
  background: var(--g-rock);
}

.poster img,
.media img,
.appreciation-card .poster img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--g-rock);
}

.poster span,
.appreciation-card .poster span {
  top: 16px;
  left: 16px;
  padding: 7px 12px;
  background: var(--g-orange);
  color: var(--g-rock);
  letter-spacing: 0.04em;
}

.card-body,
.pad {
  padding: clamp(20px, 2vw, 28px);
}

.card-body small,
.pad small {
  color: var(--g-red);
  letter-spacing: 0.1em;
}

.card-body h2,
.pad h3 {
  margin: 8px 0 12px;
  color: var(--g-rock);
  font-size: clamp(1.55rem, 2.6vw, 2rem);
  line-height: 1.15;
}

.card-body p,
.pad p {
  color: #4A5055;
  line-height: 1.65;
}

.card-body > a,
.pad > a {
  color: var(--g-green);
  border-bottom-color: var(--g-orange);
}

/* Footer */
footer {
  min-height: 150px;
  padding: var(--g-space-5) clamp(20px, 5vw, 72px);
  background: var(--g-rock);
  border-top: 3px solid var(--g-orange);
}

footer img {
  width: 76px;
  height: 76px;
  min-width: 50px;
  border-radius: 0;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}

@media (max-width: 980px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .site-header {
    min-height: 78px;
    padding: 11px 20px;
  }

  .site-header nav {
    top: 78px;
    gap: 0;
    padding: 12px 20px 22px;
    border-bottom: 2px solid var(--g-orange);
  }

  .site-header nav a {
    width: 100%;
    padding: 13px 0;
    border-bottom: 1px solid var(--g-line-dark);
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .hero-art {
    min-height: 54svh;
    border-right: 0;
    border-bottom: 1px solid var(--g-line-dark);
  }

  .hero-copy {
    padding: 52px 24px 64px;
  }

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

  .actions a,
  .actions a.outline {
    width: 100%;
  }

  .home-grid,
  .brand-story,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .feature {
    min-height: 310px;
  }

  .page-hero {
    min-height: 340px;
  }

  .toolbar {
    display: block;
  }
}
/* 關閉等高線輔助圖形 */
.hero::before,
.page-hero::before,
footer::before {
  display: none !important;
}