/* =============================================================
   Weinberg Healthcare & Technology Pte Ltd — Main Stylesheet
   ---------------------------------------------------------------
   Colour Palette (CSS variables below):
     --color-primary:       #603c98  ← brand purple
     --color-primary-light: #7b52b3
     --color-primary-dark:  #4a2d78
     --color-primary-tint:  #f4f0fb  ← very-light purple bg
     --color-accent:        #0ea5e9  ← teal accent
     --color-white:         #ffffff
     --color-black:         #0d0d0d
     --color-gray-dark:     #2c2c2c
     --color-gray-mid:      #6b7280
     --color-gray-light:    #f8f8f8
     --color-border:        #e2e8f0
   Font: Inter (Google Fonts, loaded via preconnect in <head>)
   ============================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  --color-primary:       #603c98;
  --color-primary-light: #7b52b3;
  --color-primary-dark:  #4a2d78;
  --color-primary-tint:  #f4f0fb;
  --color-accent:        #0ea5e9;
  --color-white:         #ffffff;
  --color-black:         #0d0d0d;
  --color-gray-dark:     #2c2c2c;
  --color-gray-mid:      #6b7280;
  --color-gray-light:    #f8f8f8;
  --color-border:        #e2e8f0;

  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --shadow-sm:     0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:     0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:     0 8px 32px rgba(0,0,0,0.14);
  --shadow-purple: 0 4px 24px rgba(96,60,152,0.28);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --transition-fast: 0.18s ease;
  --transition:      0.3s ease;

  --container-max: 1200px;
  --container-pad: 1.5rem;
  --header-height: 84px;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-primary);
  color: var(--color-gray-dark);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img  { max-width: 100%; height: auto; display: block; }
a    { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-light); }
ul   { list-style: none; }
button { cursor: pointer; font-family: var(--font-primary); border: none; background: none; }

/* ── Skip link (a11y) ───────────────────────────────────────── */
.skip-link {
  position: absolute; top: -48px; left: 1rem;
  background: var(--color-primary); color: var(--color-white);
  padding: 0.5rem 1rem; border-radius: var(--radius-sm);
  font-size: 0.875rem; z-index: 9999;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 0.5rem; }

/* ── Container ──────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; color: var(--color-black); }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.0625rem, 2vw, 1.375rem); }
h4 { font-size: 1.0625rem; }
p  { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ── Section Spacing ────────────────────────────────────────── */
section { padding: 5rem 0; }

.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .eyebrow {
  display: inline-block; font-size: 0.8125rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-primary); margin-bottom: 0.625rem;
}
.section-header h2 { margin-bottom: 0.875rem; }
.section-header p  { font-size: 1.0625rem; color: var(--color-gray-mid); max-width: 600px; margin: 0 auto; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem; border-radius: var(--radius-md);
  font-size: 0.9375rem; font-weight: 600; white-space: nowrap;
  text-decoration: none; transition: all var(--transition-fast);
}
.btn-primary {
  background: var(--color-primary); color: var(--color-white);
  box-shadow: var(--shadow-purple);
}
.btn-primary:hover {
  background: var(--color-primary-dark); color: var(--color-white);
  transform: translateY(-1px); box-shadow: 0 6px 28px rgba(96,60,152,0.38);
}
.btn-outline {
  background: transparent; color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary); color: var(--color-white);
  transform: translateY(-1px);
}
.btn-white {
  background: var(--color-white); color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.btn-white:hover {
  background: var(--color-primary-tint); color: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* ── Header / Nav ───────────────────────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-height);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }

.logo { display: flex; align-items: center; gap: 0.625rem; text-decoration: none; flex-shrink: 0; }
.logo img { height: 58px; width: auto; }
.logo-text { font-size: 1.125rem; font-weight: 700; color: var(--color-primary); line-height: 1.2; }
.logo-text span { display: block; font-size: 0.75rem; font-weight: 400; color: var(--color-gray-mid); letter-spacing: 0.06em; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-links a {
  padding: 0.5rem 0.875rem; font-size: 0.9375rem; font-weight: 500;
  color: var(--color-gray-dark); border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.nav-links a:hover { color: var(--color-primary); background: var(--color-primary-tint); }
.nav-links a.active { color: var(--color-primary); font-weight: 600; }
.nav-cta { margin-left: 0.75rem; }

.hamburger {
  display: none; flex-direction: column; justify-content: center; align-items: center;
  width: 40px; height: 40px; gap: 5px; border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.hamburger:hover { background: var(--color-primary-tint); }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--color-gray-dark); border-radius: 2px; transition: all var(--transition-fast); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none; position: fixed; top: var(--header-height); left: 0; right: 0; bottom: 0;
  background: var(--color-white); z-index: 999;
  padding: 1.5rem var(--container-pad); overflow-y: auto; flex-direction: column;
}
.mobile-nav.open { display: flex; }
.mobile-nav a { display: block; padding: 1rem 0; font-size: 1.0625rem; font-weight: 500; color: var(--color-gray-dark); border-bottom: 1px solid var(--color-border); }
.mobile-nav a:last-of-type { border-bottom: none; }
.mobile-nav a.active { color: var(--color-primary); font-weight: 600; }
.mobile-nav-cta { margin-top: 1.5rem; text-align: center; }

/* ── Page offset for fixed header ───────────────────────────── */
.page-content { padding-top: var(--header-height); }

/* ── Hero (home) ────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 55%, var(--color-primary-light) 100%);
  color: var(--color-white); padding: 7rem 0 5rem; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -40%; right: -8%; width: 65%; height: 180%;
  background: radial-gradient(ellipse, rgba(255,255,255,0.07) 0%, transparent 65%); pointer-events: none;
}
.hero-content { position: relative; max-width: 700px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(255,255,255,0.14); color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.22); border-radius: 999px;
  padding: 0.375rem 1rem; font-size: 0.8125rem; font-weight: 500;
  letter-spacing: 0.04em; margin-bottom: 1.5rem; backdrop-filter: blur(4px);
}
.hero h1 {
  color: var(--color-white); margin-bottom: 1.25rem;
  font-size: clamp(2.25rem, 5.5vw, 3.5rem); font-weight: 800; letter-spacing: -0.02em;
}
.hero h1 em { font-style: normal; color: rgba(255,255,255,0.72); }
.hero-lead {
  font-size: clamp(1rem, 2vw, 1.1875rem); color: rgba(255,255,255,0.82);
  margin-bottom: 2.25rem; line-height: 1.7; max-width: 580px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.hero-actions .btn-outline-hero {
  background: transparent; color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.45);
  padding: 0.75rem 1.75rem; border-radius: var(--radius-md);
  font-size: 0.9375rem; font-weight: 600; display: inline-flex; align-items: center; gap: 0.5rem;
  transition: all var(--transition-fast);
}
.hero-actions .btn-outline-hero:hover { border-color: var(--color-white); background: rgba(255,255,255,0.1); color: var(--color-white); transform: translateY(-1px); }

.hero-stats { display: flex; gap: 2.5rem; margin-top: 3.5rem; padding-top: 2.5rem; border-top: 1px solid rgba(255,255,255,0.18); }
.hero-stat-value { font-size: 1.75rem; font-weight: 800; color: var(--color-white); line-height: 1; margin-bottom: 0.25rem; }
.hero-stat-label { font-size: 0.8125rem; color: rgba(255,255,255,0.7); }

/* ── Feature Cards ──────────────────────────────────────────── */
.features { background: var(--color-white); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.feature-card {
  padding: 2rem; border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature-icon {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  background: var(--color-primary-tint);
  display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem;
}
.feature-icon svg { width: 26px; height: 26px; color: var(--color-primary); }
.feature-card h3 { font-size: 1.0625rem; margin-bottom: 0.5rem; }
.feature-card p  { font-size: 0.9375rem; color: var(--color-gray-mid); }

/* ── Services Preview (home) ────────────────────────────────── */
.services-preview { background: var(--color-gray-light); }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.service-card {
  background: var(--color-white); border-radius: var(--radius-lg);
  padding: 2.25rem; border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: var(--color-primary); }
.service-card .service-number { font-size: 0.8125rem; font-weight: 700; color: var(--color-primary); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.875rem; }
.service-card h3 { font-size: 1.0625rem; margin-bottom: 0.625rem; }
.service-card p  { font-size: 0.9375rem; color: var(--color-gray-mid); margin-bottom: 1.25rem; }
.service-card .learn-more {
  font-size: 0.875rem; font-weight: 600; color: var(--color-primary);
  display: inline-flex; align-items: center; gap: 0.375rem;
}
.service-card .learn-more svg { width: 14px; height: 14px; transition: transform var(--transition-fast); }
.service-card:hover .learn-more svg { transform: translateX(3px); }

/* ── About Teaser (home) ────────────────────────────────────── */
.about-teaser { background: var(--color-white); }
.about-teaser-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-teaser-text .eyebrow { display: inline-block; font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 0.625rem; }
.about-teaser-text h2 { margin-bottom: 1.25rem; }
.about-teaser-text p  { color: var(--color-gray-mid); margin-bottom: 1rem; }
.about-teaser-text .btn { margin-top: 0.5rem; }

.about-visual-card {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  border-radius: var(--radius-xl); padding: 3rem 2.5rem; color: var(--color-white); position: relative; overflow: hidden;
}
.about-visual-card::before {
  content: ''; position: absolute; top: -30%; right: -15%; width: 60%; height: 160%;
  background: radial-gradient(ellipse, rgba(255,255,255,0.1) 0%, transparent 60%); pointer-events: none;
}
.about-visual-card blockquote { font-size: 1.0625rem; line-height: 1.75; font-style: italic; color: rgba(255,255,255,0.9); position: relative; }
.about-visual-card blockquote::before { content: '\201C'; font-size: 5rem; line-height: 0.5; color: rgba(255,255,255,0.2); display: block; margin-bottom: 0.75rem; font-style: normal; }
.about-visual-card .quote-source { display: block; margin-top: 1.25rem; font-size: 0.875rem; font-weight: 600; color: rgba(255,255,255,0.65); font-style: normal; letter-spacing: 0.04em; }

/* ── CTA Banner ─────────────────────────────────────────────── */
.cta-banner { background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); padding: 5rem 0; text-align: center; color: var(--color-white); }
.cta-banner h2 { color: var(--color-white); margin-bottom: 1rem; }
.cta-banner p  { color: rgba(255,255,255,0.8); font-size: 1.0625rem; margin-bottom: 2rem; max-width: 520px; margin-left: auto; margin-right: auto; }

/* ── Page Hero (inner pages) ────────────────────────────────── */
.page-hero { background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%); padding: 5rem 0 4rem; color: var(--color-white); text-align: center; }
.page-hero .eyebrow { display: inline-block; font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.7); margin-bottom: 0.625rem; }
.page-hero h1 { color: var(--color-white); margin-bottom: 1rem; }
.page-hero p  { color: rgba(255,255,255,0.8); font-size: 1.0625rem; max-width: 560px; margin: 0 auto; }

/* ── About Page ─────────────────────────────────────────────── */
.about-overview { padding: 5rem 0; }
.about-overview-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 4rem; align-items: start; }
.about-overview-text h2 { margin-bottom: 1.25rem; }
.about-overview-text p  { color: var(--color-gray-mid); line-height: 1.8; }

.mission-vision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.mv-card { padding: 1.75rem; border-radius: var(--radius-lg); border-left: 4px solid var(--color-primary); background: var(--color-primary-tint); }
.mv-card h3 { font-size: 0.8125rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-primary); margin-bottom: 0.75rem; }
.mv-card p  { font-size: 0.9375rem; color: var(--color-gray-dark); line-height: 1.75; }

.sidebar-card { background: var(--color-gray-light); border-radius: var(--radius-lg); padding: 2rem; }
.sidebar-card h4 { font-size: 0.875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-primary); margin-bottom: 1rem; }
.sidebar-card ul  { display: flex; flex-direction: column; gap: 0.625rem; }
.sidebar-card li  { font-size: 0.9375rem; color: var(--color-gray-mid); display: flex; gap: 0.625rem; align-items: flex-start; }
.sidebar-card li::before { content: '→'; color: var(--color-primary); font-weight: 600; flex-shrink: 0; margin-top: 0.05em; }

.company-story { background: var(--color-gray-light); }
.story-content { max-width: 800px; margin: 0 auto; }
.story-content p { font-size: 1.0625rem; color: var(--color-gray-mid); line-height: 1.85; }

.leadership-section { background: var(--color-white); }
.leadership-intro { max-width: 700px; margin: 0 auto 3rem; text-align: center; }
.leadership-intro p { font-size: 1.0625rem; color: var(--color-gray-mid); line-height: 1.8; }
.leadership-placeholder {
  background: var(--color-primary-tint); border: 2px dashed var(--color-primary);
  border-radius: var(--radius-lg); padding: 3rem 2rem; text-align: center; max-width: 600px; margin: 0 auto;
}
.leadership-placeholder p { color: var(--color-gray-mid); font-style: italic; font-size: 0.9375rem; }

/* ── Services Full Page ─────────────────────────────────────── */
.services-full { background: var(--color-white); }
.services-full-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }

.service-full-card { background: var(--color-white); border-radius: var(--radius-lg); border: 1px solid var(--color-border); overflow: hidden; transition: box-shadow var(--transition), transform var(--transition); }
.service-full-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

.service-card-header { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); padding: 2rem; color: var(--color-white); }
.service-card-icon { width: 56px; height: 56px; background: rgba(255,255,255,0.18); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; }
.service-card-icon svg { width: 28px; height: 28px; color: var(--color-white); }
.service-card-header h3 { color: var(--color-white); font-size: 1.125rem; }

.service-card-body { padding: 2rem; }
.service-card-body p { font-size: 0.9375rem; color: var(--color-gray-mid); line-height: 1.75; margin-bottom: 1.5rem; }
.service-features { display: flex; flex-direction: column; gap: 0.5rem; }
.service-feature-item { display: flex; align-items: flex-start; gap: 0.625rem; font-size: 0.875rem; color: var(--color-gray-dark); }
.service-feature-item::before {
  content: ''; width: 18px; height: 18px; min-width: 18px; border-radius: 50%;
  background-color: var(--color-primary-tint);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23603c98' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 11px; background-repeat: no-repeat; background-position: center; margin-top: 1px;
}

/* ── Contact Page ───────────────────────────────────────────── */
.contact-section { background: var(--color-white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; align-items: start; }

.contact-info h3 { font-size: 1.25rem; margin-bottom: 1.75rem; }
.contact-detail { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1.75rem; }
.contact-detail-icon { width: 44px; height: 44px; min-width: 44px; border-radius: var(--radius-md); background: var(--color-primary-tint); display: flex; align-items: center; justify-content: center; }
.contact-detail-icon svg { width: 20px; height: 20px; color: var(--color-primary); }
.contact-detail-text strong { display: block; font-size: 0.75rem; font-weight: 700; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.25rem; }
.contact-detail-text p, .contact-detail-text a { font-size: 0.9375rem; color: var(--color-gray-dark); }
.contact-detail-text a:hover { color: var(--color-primary); }

.contact-form-wrapper h3 { font-size: 1.25rem; margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--color-gray-dark); margin-bottom: 0.4375rem; }
.form-group label .required { color: var(--color-primary); margin-left: 2px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border); border-radius: var(--radius-md);
  font-family: var(--font-primary); font-size: 0.9375rem; color: var(--color-gray-dark);
  background: var(--color-white); outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(96,60,152,0.12); }
.form-group input.error,
.form-group textarea.error { border-color: #e53e3e; }
.form-group input.error:focus,
.form-group textarea.error:focus { box-shadow: 0 0 0 3px rgba(229,62,62,0.12); }
.form-group textarea { min-height: 140px; resize: vertical; }
.form-error { display: none; font-size: 0.8125rem; color: #e53e3e; margin-top: 0.375rem; }
.form-error.visible { display: block; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-success { display: none; padding: 1.25rem 1.5rem; background: #f0fdf4; border: 1.5px solid #86efac; border-radius: var(--radius-md); color: #166534; font-size: 0.9375rem; margin-top: 0.5rem; }
.form-success.visible { display: block; }

/* ── Footer ─────────────────────────────────────────────────── */
.site-footer { background: var(--color-black); color: rgba(255,255,255,0.6); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }

.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand .logo img { height: 36px; }
.footer-brand .logo-text { color: var(--color-white); }
.footer-brand p { font-size: 0.875rem; line-height: 1.7; max-width: 280px; }

.footer-col h4 { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-white); margin-bottom: 1.25rem; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.625rem; }
.footer-col a { font-size: 0.9375rem; color: rgba(255,255,255,0.6); transition: color var(--transition-fast); }
.footer-col a:hover { color: var(--color-white); }

.footer-contact-item { display: flex; gap: 0.625rem; align-items: flex-start; font-size: 0.875rem; color: rgba(255,255,255,0.6); margin-bottom: 0.875rem; }
.footer-contact-item svg { width: 14px; height: 14px; min-width: 14px; color: var(--color-primary-light); margin-top: 2px; }
.footer-contact-item a { color: rgba(255,255,255,0.6); }
.footer-contact-item a:hover { color: var(--color-white); }

.footer-divider { border: none; border-top: 1px solid rgba(255,255,255,0.08); margin-bottom: 2rem; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 0.8125rem; flex-wrap: wrap; gap: 0.75rem; }
.footer-bottom .reg-line { color: rgba(255,255,255,0.4); }

/* ── Products Page ──────────────────────────────────────────── */
.products-section { background: var(--color-gray-light); }

/* ── Product Category Tab Bar ───────────────────────────────── */
.category-nav {
  margin-bottom: 2rem;
}

.category-tabs {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 0;
  border-bottom: 1px solid var(--color-border);
}

.category-tabs li {
  flex-shrink: 0;
}

.tab-btn {
  display: block;
  padding: 0.75rem 1.5rem;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-gray-mid);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  margin-bottom: -1px;
  transition: all 0.3s ease;
}

.tab-btn:hover {
  color: var(--color-primary);
}

.tab-btn.active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  font-weight: 600;
}

.products-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.75rem;
}

.product-card {
  background: var(--color-white); border-radius: var(--radius-lg);
  border: 1px solid var(--color-border); overflow: hidden;
  display: flex; flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.product-card[hidden] { display: none; }

.product-image {
  aspect-ratio: 4 / 3; overflow: hidden;
  background: var(--color-gray-light);
  display: flex; align-items: center; justify-content: center;
}
.product-image img { width: 100%; height: 100%; object-fit: cover; }
.product-image-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-primary-tint);
}
.product-image-placeholder svg { width: 52px; height: 52px; color: var(--color-primary); opacity: 0.35; }

.product-body { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
.product-category {
  display: inline-block; font-size: 0.6875rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--color-primary); background: var(--color-primary-tint);
  padding: 0.25rem 0.625rem; border-radius: 999px; margin-bottom: 0.75rem;
  align-self: flex-start;
}
.product-body h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.product-body p  { font-size: 0.875rem; color: var(--color-gray-mid); line-height: 1.65; flex: 1; margin-bottom: 1.25rem; }
.product-body .btn { align-self: flex-start; font-size: 0.875rem; padding: 0.5625rem 1.25rem; }

/* ── 404 Page ───────────────────────────────────────────────── */
.error-page { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 2rem; }
.error-code { font-size: clamp(6rem, 18vw, 10rem); font-weight: 800; color: var(--color-primary); line-height: 1; opacity: 0.12; margin-bottom: -2.5rem; user-select: none; }
.error-content h1 { font-size: clamp(1.375rem, 4vw, 2rem); margin-bottom: 1rem; }
.error-content p  { font-size: 1.0625rem; color: var(--color-gray-mid); margin-bottom: 2rem; max-width: 440px; }

/* ── Reveal animations ──────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── Product image — click to enlarge ──────────────────────── */
.product-image img { cursor: zoom-in; }

/* ── Lightbox ───────────────────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.88);
  display: flex; align-items: center; justify-content: center;
  z-index: 2000; padding: 1rem;
}
.lightbox[hidden] { display: none; }
.lightbox-img {
  max-width: 90vw; max-height: 90vh;
  object-fit: contain; border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}
.lightbox-close {
  position: absolute; top: 1rem; right: 1.25rem;
  background: rgba(255,255,255,0.15); border: none;
  color: #fff; font-size: 1.75rem; line-height: 1;
  width: 2.5rem; height: 2.5rem; border-radius: 50%;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background var(--transition-fast);
}
.lightbox-close:hover { background: rgba(255,255,255,0.28); }
