/* ============================================
   屹澧餐飲集團智販機官網
   設計理念:專業、現代、科技感、藍色主視覺
   ============================================ */

:root {
  /* 主色 — 深藍色系 (取自屹澧 LOGO) */
  --brand-deep: #0a2240;
  --brand-primary: #143d6b;
  --brand-mid: #1e5694;
  --brand-light: #4a90d9;
  --brand-glow: #6bb6ff;

  /* 中性色 */
  --ink-900: #0a1424;
  --ink-800: #16243a;
  --ink-700: #2a3a55;
  --ink-500: #5a6a82;
  --ink-400: #8995a8;
  --ink-300: #c4ccd9;
  --ink-200: #e3e8ef;
  --ink-100: #f1f4f9;
  --paper: #ffffff;
  --cream: #fafbfd;

  /* 強調色 */
  --accent-gold: #d4a960;
  --accent-coral: #e85a4f;
  --accent-green: #2d8265;
  --accent-warn: #c97b3b;

  /* 排版 */
  --font-display: 'Noto Serif TC', 'PingFang TC', serif;
  --font-body: 'Noto Sans TC', 'PingFang TC', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  /* 間距 */
  --rad-sm: 6px;
  --rad: 12px;
  --rad-lg: 20px;
  --rad-xl: 28px;

  /* 過場 */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* 陰影 */
  --shadow-sm: 0 2px 8px rgba(20, 61, 107, 0.06);
  --shadow: 0 8px 32px rgba(20, 61, 107, 0.1);
  --shadow-lg: 0 24px 64px rgba(20, 61, 107, 0.18);
  --shadow-glow: 0 0 60px rgba(74, 144, 217, 0.25);
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink-800);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============ 導覽列 ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 44px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid rgba(20, 61, 107, 0.06);
  transition: padding 0.3s var(--ease);
}
.nav.scrolled { padding: 12px 44px; }

.nav-logo img {
  height: 56px;
  width: auto;
  /* 因 LOGO 為深色透明背景,直接顯示 */
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-menu a {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-700);
  letter-spacing: 0.02em;
  position: relative;
  transition: color 0.2s;
}
.nav-menu a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--brand-primary);
  transition: width 0.3s var(--ease);
}
.nav-menu a:not(.nav-cta):hover {
  color: var(--brand-primary);
}
.nav-menu a:not(.nav-cta):hover::after { width: 100%; }

.nav-cta {
  padding: 10px 22px;
  background: var(--brand-deep);
  color: var(--paper) !important;
  border-radius: 100px;
  transition: all 0.25s var(--ease);
}
.nav-cta:hover {
  background: var(--brand-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink-800);
  transition: 0.3s;
}

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 160px 44px 100px;
  background: linear-gradient(180deg, #f4f7fb 0%, #ffffff 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 61, 107, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 61, 107, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 80%);
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}
.hero-glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--brand-light), transparent 70%);
  top: -200px; right: -150px;
  animation: float 18s ease-in-out infinite;
}
.hero-glow-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--brand-glow), transparent 70%);
  bottom: -150px; left: -100px;
  opacity: 0.35;
  animation: float 22s ease-in-out infinite reverse;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -40px) scale(1.05); }
}

.hero-inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  z-index: 2;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-text { min-width: 0; }
.hero-visual {
  min-width: 0;
  opacity: 0;
  animation: slideUp 0.9s var(--ease-out) 0.55s forwards;
}
.hero-visual img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 24px;
  box-shadow: 0 30px 80px rgba(10, 34, 64, 0.25);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: rgba(20, 61, 107, 0.06);
  border: 1px solid rgba(20, 61, 107, 0.12);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--brand-primary);
  animation: slideUp 0.8s var(--ease-out) both;
}
.hero-tag .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--brand-light);
  box-shadow: 0 0 0 4px rgba(74, 144, 217, 0.2);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  margin-top: 28px;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 5.2rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--ink-900);
  letter-spacing: -0.02em;
}
.hero-title .line {
  display: block;
  opacity: 0;
  transform: translateY(20px);
  animation: slideUp 0.8s var(--ease-out) forwards;
}
.hero-title .line-1 { animation-delay: 0.15s; }
.hero-title .line-2 { animation-delay: 0.3s; }
.hero-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
}

@keyframes slideUp {
  to { opacity: 1; transform: translateY(0); }
}

.hero-sub {
  margin-top: 28px;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  line-height: 1.85;
  color: var(--ink-700);
  max-width: 640px;
  opacity: 0;
  animation: slideUp 0.8s var(--ease-out) 0.5s forwards;
}
.hero-sub strong {
  color: var(--brand-primary);
  font-weight: 700;
}

.hero-actions {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  opacity: 0;
  animation: slideUp 0.8s var(--ease-out) 0.65s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 100px;
  transition: all 0.3s var(--ease);
  letter-spacing: 0.02em;
  cursor: pointer;
}
.btn-primary {
  background: var(--brand-deep);
  color: var(--paper);
  box-shadow: 0 8px 24px rgba(10, 34, 64, 0.3);
}
.btn-primary:hover {
  background: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(10, 34, 64, 0.4);
}
.btn-primary svg { transition: transform 0.3s; }
.btn-primary:hover svg { transform: translateX(4px); }

.btn-ghost {
  background: transparent;
  color: var(--brand-primary);
  border: 1.5px solid rgba(20, 61, 107, 0.2);
}
.btn-ghost:hover {
  background: var(--ink-100);
  border-color: var(--brand-primary);
}

.btn-outline {
  background: transparent;
  color: var(--brand-primary);
  border: 1.5px solid var(--brand-primary);
}
.btn-outline:hover {
  background: var(--brand-primary);
  color: var(--paper);
}

.btn-block { width: 100%; justify-content: center; }

.hero-stats {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding-top: 48px;
  border-top: 1px solid rgba(20, 61, 107, 0.1);
  opacity: 0;
  animation: slideUp 0.8s var(--ease-out) 0.8s forwards;
}

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 700;
  color: var(--brand-deep);
  letter-spacing: -0.02em;
  line-height: 1;
}
.stat-num span {
  font-family: var(--font-body);
  font-size: 0.4em;
  font-weight: 500;
  color: var(--ink-500);
  margin-left: 6px;
}
.stat-label {
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-500);
  letter-spacing: 0.05em;
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-500);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--brand-primary), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ============ Section 共用 ============ */
section {
  padding: 120px 0;
  position: relative;
}

.section-head {
  text-align: center;
  margin-bottom: 80px;
}
.section-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--brand-light);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.section-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-desc {
  margin-top: 16px;
  font-size: 17px;
  color: var(--ink-500);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section-head-light .section-num { color: var(--brand-glow); }
.section-head-light .section-title { color: var(--paper); }
.section-head-light .section-title em {
  background: linear-gradient(135deg, var(--brand-glow), var(--accent-gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-head-light .section-desc { color: rgba(255, 255, 255, 0.7); }

/* ============ Why ============ */
.why {
  background: var(--cream);
  position: relative;
}
.why::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(20, 61, 107, 0.1), transparent);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-card {
  padding: 36px 32px;
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--rad-lg);
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}
.why-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(20, 61, 107, 0.2);
}
.why-card:hover::before { transform: scaleX(1); }

.why-icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(20, 61, 107, 0.08), rgba(74, 144, 217, 0.08));
  border-radius: var(--rad);
  color: var(--brand-primary);
  margin-bottom: 24px;
}
.why-icon svg { width: 28px; height: 28px; }

.why-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink-900);
  margin-bottom: 12px;
}
.why-card p {
  font-size: 15px;
  color: var(--ink-500);
  line-height: 1.75;
}

/* ============ Machines ============ */
.machines {
  background: var(--paper);
}

.machines-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 80px;
}

.machine-card {
  position: relative;
  padding: 48px 40px;
  background: linear-gradient(180deg, var(--cream), var(--paper));
  border: 1px solid var(--ink-200);
  border-radius: var(--rad-xl);
  transition: all 0.4s var(--ease);
}
.machine-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.machine-card-featured {
  background: linear-gradient(180deg, var(--brand-deep), var(--brand-primary));
  border-color: var(--brand-primary);
  color: var(--paper);
  box-shadow: var(--shadow-lg);
}
.machine-card-featured:hover {
  box-shadow: 0 30px 80px rgba(10, 34, 64, 0.3);
}

.machine-badge {
  position: absolute;
  top: 24px; right: 24px;
  padding: 6px 14px;
  background: var(--accent-gold);
  color: var(--ink-900);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 100px;
}

.machine-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--brand-light);
  margin-bottom: 12px;
}
.machine-card-featured .machine-tag { color: var(--brand-glow); }

.machine-name {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.machine-model {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  padding: 4px 10px;
  background: rgba(20, 61, 107, 0.1);
  border-radius: 6px;
  color: var(--brand-primary);
  letter-spacing: 0.05em;
}
.machine-card-featured .machine-model {
  background: rgba(255, 255, 255, 0.15);
  color: var(--paper);
}

.machine-desc {
  font-size: 15px;
  color: var(--ink-500);
  margin-bottom: 32px;
  line-height: 1.75;
}
.machine-card-featured .machine-desc {
  color: rgba(255, 255, 255, 0.75);
}

.machine-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
  padding: 24px 0;
  border-top: 1px solid var(--ink-200);
  border-bottom: 1px solid var(--ink-200);
  margin-bottom: 28px;
}
.machine-card-featured .machine-specs {
  border-color: rgba(255, 255, 255, 0.15);
}

.spec {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.spec-label {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-400);
}
.machine-card-featured .spec-label {
  color: rgba(255, 255, 255, 0.5);
}
.spec-val {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-800);
}
.machine-card-featured .spec-val { color: var(--paper); }
.spec-val.highlight {
  color: var(--accent-gold);
}

.machine-price {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  background: rgba(20, 61, 107, 0.04);
  border-radius: var(--rad);
}
.machine-card-featured .price-row {
  background: rgba(255, 255, 255, 0.08);
}
.price-row span {
  font-size: 13px;
  color: var(--ink-500);
}
.machine-card-featured .price-row span {
  color: rgba(255, 255, 255, 0.7);
}
.price-row strong {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--brand-deep);
}
.machine-card-featured .price-row strong { color: var(--paper); }

.price-row-alt strong { color: var(--accent-coral); }
.machine-card-featured .price-row-alt strong { color: var(--accent-gold); }

/* 副櫃 */
.extras {
  background: var(--cream);
  border-radius: var(--rad-xl);
  padding: 48px;
}
.extras-head {
  text-align: center;
  margin-bottom: 32px;
}
.extras-head h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--ink-900);
  margin-bottom: 8px;
}
.extras-head p {
  color: var(--ink-500);
  font-size: 15px;
}

.extras-table {
  background: var(--paper);
  border-radius: var(--rad);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.extras-row {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr 1fr;
  gap: 16px;
  padding: 16px 24px;
  align-items: center;
  border-bottom: 1px solid var(--ink-200);
  font-size: 14px;
}
.extras-row:last-child { border-bottom: none; }
.extras-row > div:first-child { font-weight: 700; color: var(--brand-primary); }
.extras-row > div:nth-child(3),
.extras-row > div:nth-child(4) {
  font-family: var(--font-mono);
  text-align: right;
  font-weight: 500;
}
.extras-header-row {
  background: var(--brand-deep);
  color: var(--paper);
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 600;
}
.extras-header-row > div:first-child { color: var(--brand-glow); }
.extras-header-row > div { color: var(--paper) !important; font-family: var(--font-body) !important; text-align: left !important; }

/* ============ Products ============ */
.products {
  background: linear-gradient(180deg, var(--brand-deep) 0%, var(--ink-900) 100%);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.products::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(74, 144, 217, 0.15), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(212, 169, 96, 0.08), transparent 50%);
  pointer-events: none;
}

.prod-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  position: relative;
  z-index: 2;
}
.prod-tab {
  padding: 14px 28px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s var(--ease);
}
.prod-tab:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--paper);
}
.prod-tab.active {
  background: var(--paper);
  color: var(--brand-deep);
  border-color: var(--paper);
}

.prod-grid {
  display: none;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  position: relative;
  z-index: 2;
}
.prod-grid.active {
  display: grid;
  animation: fadeIn 0.4s var(--ease-out);
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.prod-card {
  padding: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--rad);
  transition: all 0.3s var(--ease);
  backdrop-filter: blur(10px);
}
.prod-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}
.prod-card h4 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--paper);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.prod-meta {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  font-size: 13px;
}
.prod-meta span:first-child {
  color: var(--brand-glow);
  font-family: var(--font-mono);
}
.margin {
  padding: 4px 10px;
  background: rgba(212, 169, 96, 0.15);
  color: var(--accent-gold);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}
.margin-hi {
  background: rgba(45, 130, 101, 0.25);
  color: #6dd9b1;
}

/* ============ Plans ============ */
.plans { background: var(--cream); }

.plans-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 64px;
}

.plan-card {
  position: relative;
  padding: 48px 40px;
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--rad-xl);
  transition: all 0.4s var(--ease);
}
.plan-card-featured {
  background: linear-gradient(180deg, var(--brand-deep), var(--brand-primary));
  border-color: var(--brand-primary);
  color: var(--paper);
  box-shadow: var(--shadow-lg);
  transform: scale(1.02);
}

.plan-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  padding: 6px 18px;
  background: var(--accent-gold);
  color: var(--ink-900);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 100px;
}

.plan-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--brand-light);
  margin-bottom: 8px;
}
.plan-card-featured .plan-tag { color: var(--brand-glow); }

.plan-title {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.plan-price {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px 0;
  border-top: 1px solid var(--ink-200);
  border-bottom: 1px solid var(--ink-200);
  margin-bottom: 28px;
}
.plan-card-featured .plan-price {
  border-color: rgba(255, 255, 255, 0.15);
}
.price-tip {
  font-size: 12px;
  color: var(--ink-400);
  letter-spacing: 0.05em;
}
.plan-card-featured .price-tip {
  color: rgba(255, 255, 255, 0.5);
}
.price-big {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 700;
  color: var(--brand-deep);
  line-height: 1;
  letter-spacing: -0.03em;
  margin: 6px 0;
}
.plan-card-featured .price-big { color: var(--paper); }
.price-big small {
  font-size: 0.35em;
  font-weight: 500;
  color: var(--ink-500);
  margin-left: 8px;
}
.plan-card-featured .price-big small {
  color: rgba(255, 255, 255, 0.6);
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.6;
}
.plan-features li span {
  flex-shrink: 0;
  width: 22px; height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(74, 144, 217, 0.15);
  color: var(--brand-light);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  margin-top: 1px;
}
.plan-card-featured .plan-features li span {
  background: rgba(212, 169, 96, 0.2);
  color: var(--accent-gold);
}

.plan-card-featured .btn-primary {
  background: var(--paper);
  color: var(--brand-deep);
}
.plan-card-featured .btn-primary:hover {
  background: var(--accent-gold);
}

.plans-extras {
  padding: 36px;
  background: var(--paper);
  border-radius: var(--rad-lg);
  border: 1px solid var(--ink-200);
}
.plans-extras h4 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink-900);
  margin-bottom: 24px;
}
.plans-extras-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.plans-extras-grid > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  background: var(--cream);
  border-radius: var(--rad);
}
.plans-extras-grid span {
  font-size: 13px;
  color: var(--ink-500);
}
.plans-extras-grid strong {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--brand-primary);
}

/* ============ Payment ============ */
.payment { background: var(--paper); }

.payment-blocks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 80px;
}

.payment-block {
  padding: 36px;
  background: var(--cream);
  border-radius: var(--rad-xl);
  border: 1px solid var(--ink-200);
}
.payment-block h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--ink-900);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.payment-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  background: var(--brand-deep);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 14px;
  border-radius: var(--rad-sm);
}
.payment-desc {
  font-size: 14px;
  color: var(--ink-500);
  margin-bottom: 24px;
  line-height: 1.75;
}

.pay-table {
  background: var(--paper);
  border-radius: var(--rad);
  overflow: hidden;
  margin-bottom: 20px;
}
.pay-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.4fr;
  gap: 16px;
  padding: 14px 20px;
  align-items: center;
  border-bottom: 1px solid var(--ink-200);
  font-size: 14px;
}
.pay-row:last-child { border-bottom: none; }
.pay-row-h {
  background: var(--brand-deep);
  color: var(--paper);
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 600;
}
.pay-row strong { color: var(--ink-900); }
.rate {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--brand-primary);
}
.pay-row:not(.pay-row-h) > div:last-child {
  color: var(--ink-500);
  font-size: 13px;
}

.pay-cost {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.pay-cost > div {
  display: flex;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--paper);
  border-radius: var(--rad-sm);
  font-size: 13px;
}
.pay-cost span { color: var(--ink-500); }
.pay-cost strong {
  font-family: var(--font-mono);
  color: var(--brand-primary);
}

.card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}
.card-stat {
  padding: 16px 20px;
  background: var(--paper);
  border-radius: var(--rad);
}
.card-stat-label {
  font-size: 12px;
  color: var(--ink-500);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.card-stat-val {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--brand-primary);
  letter-spacing: -0.01em;
}
.card-stat-note {
  font-size: 11px;
  color: var(--ink-400);
  margin-top: 2px;
}
.card-notes {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 20px;
  border-top: 1px solid var(--ink-200);
}
.card-notes li {
  font-size: 13px;
  color: var(--ink-500);
  position: relative;
  padding-left: 18px;
}
.card-notes li::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  background: var(--brand-light);
  border-radius: 50%;
}

/* 網路 */
.network {
  padding: 48px;
  background: linear-gradient(135deg, var(--brand-deep), var(--brand-primary));
  border-radius: var(--rad-xl);
  color: var(--paper);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: center;
}
.network-info h3 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
}
.network-info p {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.8);
}
.network-info strong {
  color: var(--accent-gold);
  font-weight: 700;
}

.network-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.net-card {
  padding: 24px 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--rad);
  text-align: center;
  backdrop-filter: blur(10px);
}
.net-icon {
  font-size: 28px;
  margin-bottom: 8px;
}
.net-card h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}
.net-price {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--accent-gold);
  margin-bottom: 6px;
}
.net-price small {
  font-size: 0.5em;
  color: rgba(255, 255, 255, 0.6);
}
.net-card p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

/* ============ Profit ============ */
.profit {
  background: linear-gradient(180deg, var(--ink-900), var(--brand-deep));
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.profit::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(212, 169, 96, 0.1), transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(74, 144, 217, 0.1), transparent 50%);
  pointer-events: none;
}

.profit-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 32px;
  position: relative;
  z-index: 2;
}

.profit-cost {
  padding: 32px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--rad-lg);
  backdrop-filter: blur(10px);
}
.profit-cost h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--paper);
}
.cost-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.cost-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 14px;
}
.cost-item:last-child { border-bottom: none; }
.cost-item span { color: rgba(255, 255, 255, 0.7); }
.cost-item strong {
  font-family: var(--font-mono);
  color: var(--paper);
  font-weight: 600;
}
.cost-total {
  margin-top: 8px;
  padding-top: 16px !important;
  border-top: 1.5px solid rgba(255, 255, 255, 0.2);
}
.cost-total span { color: var(--paper); font-weight: 600; }
.cost-total strong {
  color: var(--accent-coral);
  font-size: 18px;
}

.profit-highlight {
  padding: 24px;
  background: linear-gradient(135deg, var(--accent-gold), #b8924e);
  border-radius: var(--rad);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.profit-highlight span {
  font-size: 13px;
  color: rgba(10, 20, 36, 0.7);
  letter-spacing: 0.05em;
}
.profit-highlight strong {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: -0.02em;
}

.profit-table-wrap {
  padding: 32px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--rad-lg);
  backdrop-filter: blur(10px);
}
.profit-table-wrap h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--paper);
}
.profit-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.profit-table thead {
  background: rgba(255, 255, 255, 0.06);
}
.profit-table th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--brand-glow);
  font-size: 12px;
  letter-spacing: 0.05em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}
.profit-table td {
  padding: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-mono);
}
.profit-table tbody tr {
  transition: background 0.2s;
}
.profit-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}
.profit-table .row-highlight {
  background: rgba(212, 169, 96, 0.08);
}
.profit-table .row-best {
  background: rgba(45, 130, 101, 0.12);
}
.profit-table .row-best td:last-child strong {
  color: #7be0b1;
}
.profit-table .row-highlight td:last-child strong {
  color: var(--accent-gold);
}
.profit-table tbody td:last-child {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
}

.qty-pill {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(74, 144, 217, 0.15);
  color: var(--brand-glow);
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
}
.qty-pill-good {
  background: rgba(212, 169, 96, 0.2);
  color: var(--accent-gold);
}
.qty-pill-best {
  background: rgba(45, 130, 101, 0.25);
  color: #7be0b1;
}

.profit-warn {
  color: var(--accent-warn);
  font-family: var(--font-mono);
}

.profit-note {
  margin-top: 16px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.8;
  font-family: var(--font-body);
}

/* ============ Contact ============ */
.contact { background: var(--cream); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.contact-info .section-num {
  margin-bottom: 16px;
}
.contact-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 20px;
}
.contact-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.contact-desc {
  font-size: 16px;
  color: var(--ink-500);
  line-height: 1.85;
  margin-bottom: 40px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.channel {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--paper);
  border-radius: var(--rad);
  border: 1px solid var(--ink-200);
  transition: all 0.3s var(--ease);
}
.channel:hover {
  border-color: var(--brand-light);
  box-shadow: var(--shadow-sm);
}
.channel-icon {
  font-size: 24px;
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 61, 107, 0.06);
  border-radius: var(--rad-sm);
}
.channel-label {
  font-size: 12px;
  color: var(--ink-500);
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}
.channel-val {
  font-weight: 600;
  color: var(--ink-900);
}

.contact-form {
  padding: 48px;
  background: var(--paper);
  border-radius: var(--rad-xl);
  box-shadow: var(--shadow);
  border: 1px solid var(--ink-200);
}
.form-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--ink-900);
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}
.contact-form label > span {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-700);
  letter-spacing: 0.02em;
}
.contact-form label > span em {
  color: var(--accent-coral);
  font-style: normal;
  margin-left: 2px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 14px 16px;
  font-family: inherit;
  font-size: 15px;
  color: var(--ink-900);
  background: var(--cream);
  border: 1.5px solid var(--ink-200);
  border-radius: var(--rad-sm);
  transition: all 0.2s;
  outline: none;
  width: 100%;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--brand-primary);
  background: var(--paper);
  box-shadow: 0 0 0 4px rgba(20, 61, 107, 0.08);
}

.contact-form textarea {
  resize: vertical;
  font-family: inherit;
}

.checkbox {
  flex-direction: row !important;
  align-items: center;
  gap: 10px !important;
}
.checkbox input {
  width: auto !important;
  padding: 0 !important;
  margin: 0 !important;
}
.checkbox span {
  font-size: 13px !important;
  color: var(--ink-500) !important;
  font-weight: 400 !important;
}

.form-note {
  margin-top: 16px;
  text-align: center;
  font-size: 12px;
  color: var(--ink-400);
}

/* ============ Footer ============ */
.footer {
  background: var(--ink-900);
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-logo {
  height: 48px;
  width: auto;
  margin-bottom: 20px;
  opacity: 0.95;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.75;
  max-width: 380px;
}
.footer-col h5 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
  margin-bottom: 18px;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--brand-glow); }

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

/* ============ 響應式 ============ */
@media (max-width: 1024px) {
  .nav { padding: 16px 24px; }
  .nav-menu { gap: 24px; }
  .hero { padding: 140px 24px 80px; }
  .container { padding: 0 24px; }
  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 600px; margin: 0 auto; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .machines-grid { grid-template-columns: 1fr; }
  .plans-grid { grid-template-columns: 1fr; }
  .plan-card-featured { transform: none; }
  .payment-blocks { grid-template-columns: 1fr; }
  .network { grid-template-columns: 1fr; gap: 32px; }
  .profit-layout { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .plans-extras-grid { grid-template-columns: 1fr 1fr; }
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============ 圖片與公司資訊 ============ */
.machine-img {
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: contain;
  border-radius: var(--rad);
  background: rgba(20, 61, 107, 0.04);
  margin: 8px 0 24px;
  display: block;
}
.machine-card-featured .machine-img {
  background: rgba(255, 255, 255, 0.06);
}

.prod-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--rad);
  margin-bottom: 16px;
  display: block;
}

.channel-val a {
  color: var(--brand-primary);
  text-decoration: none;
  letter-spacing: 0.05em;
  font-family: var(--font-mono);
}
.channel-val a:hover {
  color: var(--accent-coral);
}

.footer-company {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}
.footer-company .company-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
  margin-bottom: 10px;
}
.footer-company .company-meta {
  margin-bottom: 4px;
}
.footer-company .company-tel {
  margin-top: 14px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.05em;
}
.footer-company .company-tel a {
  display: inline-block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-gold);
  text-decoration: none;
}
.footer-company .company-tel a:hover {
  color: var(--paper);
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px; left: 0; right: 0;
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    background: var(--paper);
    border-bottom: 1px solid var(--ink-200);
    transform: translateY(-120%);
    transition: transform 0.3s var(--ease);
  }
  .nav-menu.open {
    transform: translateY(0);
  }
  .nav-toggle { display: flex; }
  section { padding: 80px 0; }
  .section-head { margin-bottom: 48px; }
  .hero { padding: 120px 20px 60px; }
  .hero-title { font-size: 2.4rem; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 20px; padding-top: 32px; margin-top: 48px; }
  .why-grid { grid-template-columns: 1fr; }
  .machine-card { padding: 32px 24px; }
  .machine-specs { grid-template-columns: 1fr; }
  .plan-card { padding: 32px 24px; }
  .price-big { font-size: 48px; }
  .extras { padding: 28px 20px; }
  .extras-row { grid-template-columns: 1fr 1fr; padding: 14px 16px; }
  .extras-row > div:nth-child(2) { grid-column: 1 / -1; font-size: 12px; color: var(--ink-500); order: -1; }
  .extras-header-row { display: none; }
  .pay-row { grid-template-columns: 1fr 1fr; }
  .pay-row > div:last-child { grid-column: 1 / -1; }
  .card-stats { grid-template-columns: 1fr; }
  .network { padding: 32px 24px; }
  .network-grid { grid-template-columns: 1fr; }
  .profit-table-wrap { padding: 20px; overflow-x: auto; }
  .profit-table { min-width: 540px; }
  .contact-form { padding: 32px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .plans-extras-grid { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .prod-tabs { flex-direction: column; gap: 8px; }
  .prod-tab { width: 100%; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
}