/* ============================================
   EcoDigest Pro v2 — Design System
   Industrial Bioremediation Solutions
   A Resonate Life Labs Product
   ============================================ */

/* ============================
   CSS CUSTOM PROPERTIES
   ============================ */
:root {
  --site-header-height: 68px;
  /* Primary - official logo teal */
  --color-primary-50:  #f1f7f7;
  --color-primary-100: #d4d9d9;
  --color-primary-200: #b5c5c6;
  --color-primary-300: #99a8a9;
  --color-primary-400: #6e8e8e;
  --color-primary-500: #516e71;
  --color-primary-600: #275052;
  --color-primary-700: #153d42;
  --color-primary-800: #0f363b;
  --color-primary-900: #09252a;

  /* Earth - muted olive/sage */
  --color-brown-50:  #f1f7f7;
  --color-brown-100: #d4d9d9;
  --color-brown-200: #b5c5c6;
  --color-brown-300: #99a8a9;
  --color-brown-400: #6e8e8e;
  --color-brown-500: #657e80;
  --color-brown-600: #275052;
  --color-brown-700: #275052;

  /* Accent - shield teal */
  --color-accent-50:  #e8faf7;
  --color-accent-100: #c9f0eb;
  --color-accent-200: #7ad0c8;
  --color-accent-300: #52bdb3;
  --color-accent-400: #33a499;
  --color-accent-500: #2c837b;
  --color-accent-600: #216a66;
  --color-accent-700: #15545a;

  /* Neutrals (cool-tinted) */
  --color-neutral-50:  #F8F9FA;
  --color-neutral-100: #F0F2F4;
  --color-neutral-200: #E2E6EA;
  --color-neutral-300: #CED4DA;
  --color-neutral-800: #212529;
  --color-neutral-900: #141618;

  /* Semantic */
  --color-success: #516e71;
  --color-warning: #9aa66a;
  --color-error:   #C0392B;

  /* Mapped brand tokens */
  --color-primary:       var(--color-primary-500);
  --color-primary-dark:  var(--color-primary-700);
  --color-secondary:     var(--color-brown-500);
  --color-accent:        var(--color-accent-400);

  /* Current EcoDigest Pro logo background palette */
  --color-logo-green: #516e71;
  --color-logo-green-dark: #153d42;
  --color-logo-sage: #99a8a9;
  --color-logo-mist: #d4d9d9;

  --color-bg:          #f4f7f7;
  --color-surface:     #e9eeee;
  --color-surface-2:   #f4f7f7;
  --color-text:        #102326;
  --color-text-light:  #5c6d70;
  --color-border:      rgba(21, 61, 66, 0.18);

  /* Layout */
  --container:  1160px;
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-xl:  24px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.10);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.12);

  /* Spacing scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;

  /* Typography */
  --font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "Segoe UI Mono", Menlo, Consolas, monospace;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
}

/* ============================
   RESET & BASE
   ============================ */
*, *::before, *::after { box-sizing: border-box; }

html {
  height: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--site-header-height) + 32px);
  overflow-x: hidden;
}

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

body {
  margin: 0;
  min-height: 100%;
  overflow-x: hidden;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background:
    radial-gradient(ellipse 900px 500px at 10% 0%, rgba(81, 110, 113, 0.10), transparent 55%),
    radial-gradient(ellipse 900px 500px at 90% 10%, rgba(153, 168, 169, 0.16), transparent 60%),
    var(--color-bg);
  opacity: 0;
  padding-top: var(--site-header-height);
  transition: opacity 220ms ease;
}

body.is-loaded { opacity: 1; }

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { text-decoration: underline; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(81, 110, 113, 0.45);
  outline-offset: 2px;
}

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

/* ============================
   UTILITY
   ============================ */
.container {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
}

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

.skip-link {
  position: absolute; left: -999px; top: 8px; z-index: 999;
  padding: 10px 14px; border-radius: var(--radius-md);
  background: #fff; color: #000;
  border: 1px solid rgba(0,0,0,0.12);
  font-weight: 600;
}
.skip-link:focus { left: 16px; }

/* ============================
   TOP BANNER
   ============================ */
.top-banner {
  background: linear-gradient(135deg, #0f363b 0%, #275052 46%, #99a8a9 100%);
  color: rgba(255, 255, 255, 0.94);
  text-align: center;
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  line-height: 1.4;
}

@media (max-width: 640px) {
  .top-banner { font-size: 0.72rem; padding: 6px 12px; }
}

/* ============================
   HEADER
   ============================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: linear-gradient(90deg, rgba(15, 54, 59, 0.98) 0%, rgba(39, 80, 82, 0.97) 42%, rgba(153, 168, 169, 0.94) 100%);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
  box-shadow: 0 8px 30px rgba(15, 54, 59, 0.14);
  transition: box-shadow var(--transition-base), background var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 12px 0;
}

/* Brand / Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand:hover { text-decoration: none; }

.brand--image {
  gap: 0;
}

.brand__logo {
  display: block;
  width: clamp(168px, 20vw, 238px);
  height: auto;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 12px 28px rgba(15, 54, 59, 0.20);
}

@media (max-width: 520px) {
  .brand__logo { width: 158px; }
}

.brand__icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
  display: grid; place-items: center;
  flex-shrink: 0;
}

.brand__icon svg,
.brand__icon img { display: block; width: 100%; height: 100%; }

.brand__text {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-primary-700);
  letter-spacing: -0.02em;
}

.brand__text span {
  color: var(--color-accent);
}

/* Nav */
.nav {
  display: none;
  gap: 24px;
}

.nav__link {
  color: rgba(255, 255, 255, 0.88);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  position: relative;
  padding: 4px 0;
}

.nav__link:hover,
.nav__link--active {
  color: #ffffff;
  text-decoration: none;
}

.nav__link--active::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.86);
  border-radius: 2px;
}

/* Mobile nav */
.nav.is-open {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: absolute;
  left: 16px; right: 16px;
  top: 68px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.25);
  background: linear-gradient(135deg, rgba(21,61,66,0.98), rgba(81,110,113,0.98));
  box-shadow: var(--shadow-lg);
  animation: slideDown 200ms ease forwards;
}

@keyframes slideDown {
  from { transform: translateY(-8px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

/* Menu button */
.menu-btn {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.35);
  background: rgba(255,255,255,0.18);
}

.menu-btn__bar {
  display: block;
  width: 20px; height: 2px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ============================
   BUTTONS
   ============================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  border: 2px solid transparent;
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1;
  cursor: pointer;
  background: transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover { text-decoration: none; }

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(27, 67, 50, 0.22);
}

.btn--primary:hover {
  filter: brightness(1.06);
  box-shadow: 0 12px 32px rgba(27, 67, 50, 0.28);
  transform: translateY(-2px);
}

.btn--secondary {
  background: rgba(45, 106, 79, 0.08);
  border-color: rgba(45, 106, 79, 0.22);
  color: var(--color-primary-700);
}

.btn--secondary:hover {
  background: rgba(45, 106, 79, 0.14);
  transform: translateY(-1px);
}

.btn--ghost {
  background: #fff;
  border-color: rgba(255,255,255,0.3);
  color: var(--color-primary-700);
}

.btn--ghost:hover {
  background: var(--color-neutral-50);
  transform: translateY(-1px);
}

.btn--accent {
  background: linear-gradient(135deg, var(--color-accent-400), var(--color-accent-600));
  color: #fff;
  box-shadow: 0 8px 24px rgba(81, 110, 113, 0.22);
}

.btn--accent:hover {
  filter: brightness(1.06);
  box-shadow: 0 12px 32px rgba(81, 110, 113, 0.26);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary-700);
  border-color: var(--color-primary-500);
}

.btn--outline:hover {
  background: var(--color-primary-500);
  color: #fff;
}

.btn--brown {
  background: linear-gradient(135deg, var(--color-brown-500), var(--color-brown-700));
  color: #fff;
  box-shadow: 0 8px 24px rgba(102, 120, 82, 0.22);
}

.btn--brown:hover {
  filter: brightness(1.06);
  box-shadow: 0 12px 32px rgba(102, 120, 82, 0.24);
  transform: translateY(-2px);
}

.btn--full { width: 100%; }
.btn--shop { white-space: nowrap; }

.btn:active { transform: translateY(1px) scale(0.98); }

/* ============================
   HERO SECTION
   ============================ */
.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(ellipse at 78% 14%, rgba(188, 210, 194, 0.34), transparent 42%),
    radial-gradient(ellipse at 12% 24%, rgba(44, 131, 123, 0.36), transparent 48%),
    linear-gradient(145deg,
      #153d42 0%,
      #516e71 42%,
      #6e8e8e 72%,
      #99a8a9 100%
    );
  background-size: cover;
  background-position: center;
}

/* Industrial texture overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255,255,255,0.015) 2px,
      rgba(255,255,255,0.015) 4px
    );
  pointer-events: none;
  z-index: 1;
}

/* Flowing water glow animation */
.hero::after {
  content: '';
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(ellipse at 25% 50%, rgba(153, 168, 169, 0.18), transparent 60%),
    radial-gradient(ellipse at 75% 40%, rgba(81, 110, 113, 0.14), transparent 60%);
  animation: heroGlow 12s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 1;
}

@keyframes heroGlow {
  from { transform: translate3d(-2%, -1%, 0) scale(1); }
  to   { transform: translate3d(2%, 1%, 0) scale(1.03); }
}

.hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  padding: var(--space-7) 0;
}

.hero__content {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}


.hero__brand-logo {
  display: block;
  width: min(430px, 82vw);
  height: auto;
  margin: 0 auto var(--space-4);
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,0.28);
  box-shadow: 0 24px 70px rgba(10, 34, 27, 0.34);
}

.hero__badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.92);
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  backdrop-filter: blur(4px);
}

.hero__title {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0 0 var(--space-3);
  text-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

.hero__title em {
  font-style: normal;
  color: var(--color-accent-200);
}

.hero__subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.6;
  margin: 0 0 var(--space-3);
  color: rgba(255,255,255,0.92);
  text-shadow: 0 2px 8px rgba(0,0,0,0.25);
  max-width: 58ch;
  margin-left: auto;
  margin-right: auto;
}

.hero__description {
  font-size: 1rem;
  line-height: 1.7;
  margin: 0 0 var(--space-4);
  color: rgba(255,255,255,0.85);
  max-width: 54ch;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-5);
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.15);
}

.hero__stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-accent-200);
}

.hero__stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
}

/* ============================
   SECTIONS
   ============================ */
.section {
  padding: var(--space-7) 0;
}

.section--alt {
  background: linear-gradient(180deg, rgba(81, 110, 113, 0.08), rgba(153, 168, 169, 0.05) 60%, transparent);
  border-top: 1px solid rgba(81, 110, 113, 0.10);
  border-bottom: 1px solid rgba(81, 110, 113, 0.10);
}

.section--surface {
  background: linear-gradient(180deg, var(--color-surface), var(--color-surface-2));
}

.section--dark {
  background: linear-gradient(135deg, var(--color-primary-700), var(--color-primary-900));
  color: #fff;
}

.section--dark .section__title { color: #fff; }
.section--dark .section__subtitle { color: rgba(255,255,255,0.8); }

.section--accent-dark {
  background: linear-gradient(135deg, var(--color-logo-green-dark) 0%, var(--color-primary-900) 100%);
  color: #fff;
}

.section--accent-dark .section__title { color: #fff; }
.section--accent-dark .section__subtitle { color: rgba(255,255,255,0.8); }

.section__header {
  text-align: center;
  margin-bottom: var(--space-6);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.section__title {
  margin: 0;
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--color-primary-700);
}

.section__subtitle {
  margin: 12px 0 0;
  color: var(--color-text-light);
  font-size: 1.1rem;
  line-height: 1.6;
}

section[id] {
  scroll-margin-top: calc(var(--site-header-height) + 28px);
}

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 400ms ease, transform 500ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================
   FEATURES / BENEFITS CARDS
   ============================ */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.feature-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.88);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card__icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  margin-bottom: var(--space-3);
  font-size: 1.6rem;
}

.feature-card__icon--green {
  background: rgba(81, 110, 113, 0.14);
  color: var(--color-primary-600);
}

.feature-card__icon--blue {
  background: rgba(153, 168, 169, 0.22);
  color: var(--color-accent-600);
}

.feature-card__icon--brown {
  background: rgba(102, 120, 82, 0.14);
  color: var(--color-brown-500);
}

.feature-card__title {
  margin: 0 0 8px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary-700);
}

.feature-card__text {
  margin: 0;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================
   SPLIT SECTION (Image + Text)
   ============================ */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
}

.split--reverse .split__media { order: -1; }

.split__media {
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  min-height: 320px;
  background:
    linear-gradient(135deg, rgba(81, 110, 113, 0.18), rgba(153, 168, 169, 0.16)),
    linear-gradient(180deg, var(--color-surface), var(--color-logo-mist));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Cross-hatch pattern for industrial feel */
.split__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23294f50' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.6;
}

.split__placeholder-text {
  position: relative;
  z-index: 1;
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-weight: 600;
  padding: var(--space-4);
  text-align: center;
  opacity: 0.6;
}

.split__content .section__header {
  text-align: left;
  margin-left: 0;
}

.split--centered {
  display: block;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.split--centered .split__content {
  max-width: 100%;
}

.split--centered .section__header {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.split--centered .check-list {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.split--centered .check-list li {
  display: inline-flex;
  align-items: flex-start;
  justify-content: center;
  width: 100%;
  padding-left: 0;
}

.split--centered .check-list li::before {
  position: static;
  margin-right: 10px;
  flex: 0 0 auto;
}

.check-list {
  margin: var(--space-4) 0;
}

.check-list li {
  padding: 8px 0 8px 28px;
  position: relative;
  color: var(--color-text-light);
  line-height: 1.5;
}

.check-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary-500);
  font-weight: 800;
  font-size: 1rem;
}

/* ============================
   HOW IT WORKS / STEPS
   ============================ */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  counter-reset: step;
}

.step-card {
  text-align: center;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.88);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.step-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.step-card__number {
  counter-increment: step;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; font-weight: 800;
  margin: 0 auto var(--space-3);
  box-shadow: 0 4px 16px rgba(81, 110, 113, 0.24);
}

.step-card__title {
  margin: 0 0 8px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-700);
}

.step-card__text {
  margin: 0;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================
   STATS SECTION
   ============================ */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.stat-card {
  text-align: center;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(8px);
}

.stat-card__value {
  display: block;
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-accent-200);
  margin-bottom: 4px;
}

.stat-card__label {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

/* ============================
   PRODUCTS SECTION
   ============================ */
.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.product-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(8px);
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-card__badge {
  position: absolute;
  top: 16px; right: 16px;
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  z-index: 5;
}

.product-card__badge--popular {
  background: rgba(153, 168, 169, 0.28);
  border: 1px solid rgba(81, 110, 113, 0.24);
  color: var(--color-accent-700);
}

.product-card__badge--industrial {
  background: rgba(102, 120, 82, 0.16);
  border: 1px solid rgba(102, 120, 82, 0.24);
  color: var(--color-brown-700);
}

.product-card--featured {
  border-color: rgba(81, 110, 113, 0.30);
  box-shadow: 0 12px 40px rgba(81, 110, 113, 0.14);
}

/* Product image placeholder */
.product-card__media {
  width: 100%;
  height: 220px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Gradient backgrounds for each product type */
.product-card__media--septic {
  background: linear-gradient(160deg, #516e71 0%, #153d42 52%, #657e80 100%);
}

.product-card__media--portapotty {
  background: linear-gradient(160deg, #99a8a9 0%, #516e71 50%, #153d42 100%);
}

.product-card__media--industrial {
  background: linear-gradient(160deg, #657e80 0%, #153d42 50%, #99a8a9 100%);
}

.product-card__media--lagoon {
  background: linear-gradient(160deg, #6e8e8e 0%, #516e71 50%, #657e80 100%);
}

.product-card__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20 20.5V18H0v-2h20v-2l4 3-4 3z' fill='%23ffffff' fill-opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.5;
  pointer-events: none;
}

.product-card__media-icon {
  position: relative;
  z-index: 1;
  font-size: 3rem;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.product-card__media-label {
  position: absolute;
  bottom: 16px;
  left: 16px;
  z-index: 1;
  color: rgba(255,255,255,0.7);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.product-card__body {
  padding: var(--space-4);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card__title {
  margin: 0 0 6px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-700);
}

.product-card__subtitle {
  margin: 0 0 var(--space-2);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent-600);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.product-card__text {
  margin: 0 0 var(--space-3);
  color: var(--color-text-light);
  line-height: 1.6;
  flex: 1;
}

.product-card__price {
  margin: 0 0 var(--space-3);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--color-primary-700);
  letter-spacing: -0.02em;
}

.product-card__price-note {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-accent-600);
}

/* Shopify placeholder */
.shopify-buy-button {
  margin-top: auto;
}

.shopify-buy-button .btn {
  width: 100%;
}

/* ============================
   INDUSTRY / APPLICATION CARDS
   ============================ */
.applications-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.application-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.application-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.application-card__media {
  height: 180px;
  position: relative;
}

.application-card__media--septic {
  background: linear-gradient(135deg, #516e71 0%, #153d42 50%, #657e80 100%);
}

.application-card__media--portapotty {
  background: linear-gradient(135deg, #99a8a9 0%, #516e71 50%, #153d42 100%);
}

.application-card__media--industrial {
  background: linear-gradient(135deg, #657e80 0%, #275052 50%, #6e8e8e 100%);
}

.application-card__media--lagoon {
  background: linear-gradient(135deg, #6e8e8e 0%, #516e71 50%, #99a8a9 100%);
}

.application-card__media--meatprocessing {
  background: linear-gradient(135deg, #657e80 0%, #153d42 50%, #99a8a9 100%);
}

.application-card__media--municipal {
  background: linear-gradient(135deg, #153d42 0%, #6e8e8e 50%, #516e71 100%);
}

.application-card__media-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.15);
}

.application-card__media-text {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.application-card__body {
  padding: var(--space-4);
}

.application-card__title {
  margin: 0 0 8px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary-700);
}

.application-card__text {
  margin: 0;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================
   CASE STUDY CARDS
   ============================ */
.case-studies-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.case-study-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.88);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.case-study-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.case-study-card__industry {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  background: rgba(153, 168, 169, 0.22);
  color: var(--color-accent-700);
  border: 1px solid rgba(81, 110, 113, 0.20);
}

.case-study-card__title {
  margin: 0 0 var(--space-2);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-700);
}

.case-study-card__text {
  margin: 0 0 var(--space-3);
  color: var(--color-text-light);
  line-height: 1.6;
}

.case-study-card__results {
  display: flex;
  gap: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.case-study-card__metric {
  text-align: center;
}

.case-study-card__metric-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}

.case-study-card__metric-label {
  font-size: 0.78rem;
  color: var(--color-text-light);
  font-weight: 500;
}

.case-study-card__placeholder {
  font-size: 0.78rem;
  color: var(--color-text-light);
  font-style: italic;
  opacity: 0.7;
}

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

.testimonial-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.88);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.testimonial-card__quote {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0 0 var(--space-3);
  font-style: italic;
}

.testimonial-card__quote::before {
  content: '"';
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-accent-200);
  line-height: 0;
  position: relative;
  top: 12px;
  margin-right: 4px;
}

.testimonial-card__author {
  font-weight: 700;
  color: var(--color-primary-700);
}

.testimonial-card__role {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ============================
   CTA BANNER
   ============================ */
.cta-banner {
  padding: var(--space-7) 0;
  background: linear-gradient(135deg, var(--color-primary-700), var(--color-primary-800));
  color: #fff;
  text-align: center;
}

.cta-banner__title {
  margin: 0 0 var(--space-3);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
}

.cta-banner__text {
  margin: 0 0 var(--space-4);
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ============================
   CONTACT SECTION
   ============================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: start;
}

.contact-info {
  margin-top: var(--space-4);
}

.contact-info dl {
  display: grid;
  gap: var(--space-4);
}

.contact-info dt {
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--color-primary-700);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-info dd {
  margin: 4px 0 0;
  color: var(--color-text-light);
  line-height: 1.5;
}

.contact-info a {
  color: var(--color-primary-500);
}

.contact-info a:hover {
  color: var(--color-primary-700);
}

.form {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.9);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.field {
  display: grid;
  gap: 6px;
  margin-bottom: var(--space-3);
}

.field__label {
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field__input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1.5px solid rgba(81, 110, 113, 0.22);
  background: #ffffff;
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.field__input:focus {
  border-color: var(--color-primary-500);
}

.field__input--select { cursor: pointer; }
.field__input--area { resize: vertical; min-height: 120px; }

.form__note {
  margin: 12px 0 0;
  color: var(--color-text-light);
  font-size: 0.82rem;
}

/* ============================
   COMPLIANCE / TRUST BADGES
   ============================ */
.trust-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-5);
  padding: var(--space-5) 0;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-weight: 600;
}

.trust-badge__icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 1.2rem;
}

.trust-badge__icon--green {
  background: rgba(81, 110, 113, 0.14);
}

.trust-badge__icon--blue {
  background: rgba(153, 168, 169, 0.18);
}

.trust-badge__icon--brown {
  background: rgba(102, 120, 82, 0.14);
}

/* ============================
   PRODUCT DETAIL PAGE
   ============================ */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary-700) 0%, var(--color-primary-800) 100%);
  color: #fff;
  padding: var(--space-7) 0;
  text-align: center;
}

.page-hero__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin: 0 0 var(--space-3);
}

.page-hero__subtitle {
  font-size: 1.15rem;
  opacity: 0.9;
  max-width: 60ch;
  margin: 0 auto;
}

.product-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: #fff;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: var(--space-6);
  transition: box-shadow var(--transition-base);
}

.product-detail:hover {
  box-shadow: var(--shadow-lg);
}

.product-detail__media {
  height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-detail__media--septic {
  background: linear-gradient(145deg, #516e71 0%, #153d42 50%, #657e80 100%);
}

.product-detail__media--portapotty {
  background: linear-gradient(145deg, #99a8a9 0%, #516e71 50%, #153d42 100%);
}

.product-detail__media--industrial {
  background: linear-gradient(145deg, #657e80 0%, #153d42 40%, #99a8a9 100%);
}

.product-detail__media--lagoon {
  background: linear-gradient(145deg, #6e8e8e 0%, #516e71 40%, #153d42 100%);
}

.product-detail__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.product-detail__media-icon {
  position: relative;
  z-index: 1;
  font-size: 4rem;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.25));
}

.product-detail__media-text {
  color: #fff;
  font-size: 1.4rem;
  font-weight: 800;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
  z-index: 1;
}

.product-detail__media--label-preview {
  min-height: 430px;
  padding: var(--space-4);
}

.product-detail__label-art {
  position: relative;
  z-index: 1;
  max-height: 390px;
  width: auto;
  border-radius: 18px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.28);
  background: #fff;
}

@media (max-width: 768px) {
  .product-detail__media--label-preview { min-height: 360px; }
  .product-detail__label-art { max-height: 320px; }
}

.product-detail__content {
  padding: var(--space-5);
}

.product-detail__title {
  margin: 0 0 4px;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-primary-700);
}

.product-detail__subtitle {
  margin: 0 0 var(--space-3);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent-600);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.product-detail__description {
  margin: 0 0 var(--space-4);
  color: var(--color-text-light);
  line-height: 1.7;
  font-size: 1.05rem;
}

.product-detail__price {
  margin: 0 0 var(--space-4);
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-primary-700);
}

.product-detail__features {
  margin: 0 0 var(--space-4);
}

.product-detail__features li {
  padding: 6px 0 6px 24px;
  position: relative;
  color: var(--color-text-light);
  line-height: 1.5;
}

.product-detail__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary-500);
  font-weight: 800;
}

/* ============================
   SOLUTIONS PAGE - INDUSTRY CARDS
   ============================ */
.solution-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: #fff;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: var(--space-6);
  transition: box-shadow var(--transition-base);
}

.solution-detail:hover {
  box-shadow: var(--shadow-lg);
}

.solution-detail__media {
  height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  gap: var(--space-2);
}

.solution-detail__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.solution-detail__media-icon {
  font-size: 3.5rem;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.solution-detail__media-label {
  position: relative;
  z-index: 1;
  color: rgba(255,255,255,0.8);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.solution-detail__content {
  padding: var(--space-5);
}

.solution-detail__title {
  margin: 0 0 4px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary-700);
}

.solution-detail__subtitle {
  margin: 0 0 var(--space-3);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent-600);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.solution-detail__description {
  margin: 0 0 var(--space-4);
  color: var(--color-text-light);
  line-height: 1.7;
  font-size: 1.05rem;
}

.solution-detail__benefits {
  margin: 0 0 var(--space-4);
}

.solution-detail__benefits li {
  padding: 6px 0 6px 24px;
  position: relative;
  color: var(--color-text-light);
  line-height: 1.5;
}

.solution-detail__benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary-500);
  font-weight: 800;
}

.solution-detail__case-study {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  margin-top: var(--space-4);
}

.solution-detail__case-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-accent-600);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
}

.solution-detail__case-text {
  color: var(--color-text-light);
  font-style: italic;
  line-height: 1.6;
}

/* ============================
   COMPLIANCE SECTION
   ============================ */
.compliance-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.compliance-card {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(8px);
  padding: var(--space-5);
  text-align: center;
}

.compliance-card__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-2);
}

.compliance-card__title {
  margin: 0 0 8px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}

.compliance-card__text {
  margin: 0;
  color: rgba(255,255,255,0.75);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ============================
   FOOTER
   ============================ */
.site-footer {
  background: linear-gradient(135deg, var(--color-primary-900) 0%, var(--color-logo-green-dark) 100%);
  color: rgba(255,255,255,0.85);
  padding: var(--space-6) 0 var(--space-4);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}

.footer-brand__name {
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

.footer-brand__name span { color: var(--color-logo-sage); }

.footer-brand__text {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 34ch;
}

.footer-links__title {
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-3);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-logo-sage);
  text-decoration: none;
}

/* Newsletter signup */
.footer-signup {
  display: flex;
  gap: 8px;
  margin-top: var(--space-3);
}

.footer-signup__input {
  flex: 1;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-family: inherit;
  font-size: 0.9rem;
}

.footer-signup__input::placeholder {
  color: rgba(255,255,255,0.4);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  text-align: center;
}

.site-footer__copyright {
  margin: 0;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
}

.site-footer__legal {
  display: flex;
  gap: 16px;
}

.site-footer__legal a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
}

.site-footer__legal a:hover {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
}

/* ============================
   SCROLL TO TOP
   ============================ */
.scroll-top {
  position: fixed;
  right: 16px; bottom: 16px;
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.95);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--color-primary-700);
  display: grid;
  place-items: center;
  z-index: 50;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.scroll-top:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ============================
   404 PAGE
   ============================ */
.error-page {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-7) var(--space-4);
}

.error-page__code {
  font-size: clamp(5rem, 15vw, 10rem);
  font-weight: 900;
  color: var(--color-primary-100);
  line-height: 1;
  margin: 0;
}

.error-page__title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary-700);
  margin: var(--space-3) 0;
}

.error-page__text {
  color: var(--color-text-light);
  margin-bottom: var(--space-4);
  max-width: 48ch;
  margin-left: auto;
  margin-right: auto;
}

/* ============================
   RESPONSIVE BREAKPOINTS
   ============================ */
@media (min-width: 640px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .applications-grid { grid-template-columns: repeat(2, 1fr); }
  .case-studies-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .compliance-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .menu-btn { display: none; }

  .nav {
    display: flex;
    align-items: center;
  }

  .nav.is-open {
    position: static;
    flex-direction: row;
    padding: 0;
    border: 0;
    box-shadow: none;
    background: transparent;
    animation: none;
  }

  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }

  .split { grid-template-columns: 1fr 1fr; }
  .split--reverse .split__media { order: 0; }

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

  .site-footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .site-footer__bottom { flex-direction: row; justify-content: space-between; }

  .product-detail { grid-template-columns: 1fr 1fr; }
  .solution-detail { grid-template-columns: 350px 1fr; }
}

@media (min-width: 1024px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .applications-grid { grid-template-columns: repeat(3, 1fr); }
  .case-studies-grid { grid-template-columns: repeat(3, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
  .compliance-grid { grid-template-columns: repeat(3, 1fr); }

  .hero { min-height: 720px; }
}

@media (max-width: 640px) {
  .hero__stats { flex-direction: column; gap: var(--space-3); }
  .hero__title { font-size: 2rem; }
  .case-study-card__results { flex-direction: column; gap: var(--space-2); }
}

/* Thank-you page */
.thank-you-hero {
  min-height: 560px;
  display: flex;
  align-items: center;
}

.thank-you-card {
  max-width: 820px;
}

.thank-you-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: var(--space-5);
}