/* ============================================
   VeganSalt.com — Design System
   "All the Flavor. None of the Drama."
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Brand Colors */
  --salt-white: #fefefa;
  --salt-cream: #faf7f0;
  --salt-pearl: #f0ece2;
  --herb-green: #4a7c59;
  --herb-green-dark: #2d5a3a;
  --herb-green-light: #7ab68a;
  --lava-black: #1a1a1a;
  --charcoal: #2c2c2c;
  --warm-gray: #6b6560;
  --pink-salt: #e8a0a0;
  --pink-salt-light: #f5d0d0;
  --citrus-gold: #e8a838;
  --citrus-gold-light: #ffd580;
  --chili-red: #c0392b;
  --sea-blue: #4a90a4;
  --umami-brown: #8b6914;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  /* Sizes */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --border-radius: 12px;
  --border-radius-sm: 6px;
  --border-radius-lg: 20px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--charcoal);
  background-color: var(--salt-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--herb-green-dark);
}

ul, ol {
  list-style: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--lava-black);
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.3rem, 3vw, 1.8rem);
}

h4 {
  font-size: 1.25rem;
  font-family: var(--font-body);
  font-weight: 600;
}

p {
  margin-bottom: var(--space-md);
  max-width: 70ch;
}

blockquote {
  border-left: 4px solid var(--herb-green);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-lg) 0;
  background: var(--salt-cream);
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--warm-gray);
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--alt {
  background-color: var(--salt-cream);
}

.section--dark {
  background-color: var(--lava-black);
  color: var(--salt-pearl);
}

.section--dark h2,
.section--dark h3 {
  color: var(--salt-white);
}

.section--green {
  background: linear-gradient(135deg, var(--herb-green-dark), var(--herb-green));
  color: var(--salt-white);
}

.section--green h2,
.section--green h3,
.section--green h4 {
  color: var(--salt-white);
}

/* ---------- Grid Systems ---------- */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(254, 254, 250, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding: var(--space-md) 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--lava-black);
}

.nav__logo span {
  color: var(--herb-green);
}

.nav__links {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.nav__links a {
  color: var(--charcoal);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: var(--space-xs) 0;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--herb-green);
  transition: width var(--transition-base);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

.nav__links a:hover {
  color: var(--herb-green);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--lava-black);
  margin: 5px 0;
  transition: var(--transition-base);
}

/* ---------- Hero Section ---------- */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--salt-cream) 0%, var(--salt-white) 30%, var(--salt-pearl) 70%, var(--pink-salt-light) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(74,124,89,0.08) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,160,160,0.1) 0%, transparent 70%);
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -30px); }
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--space-2xl) var(--space-lg);
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--herb-green);
  margin-bottom: var(--space-md);
}

.hero h1 {
  margin-bottom: var(--space-lg);
}

.hero__subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--warm-gray);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__ctas {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Page Hero (Interior Pages) ---------- */
.page-hero {
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero--green {
  background: linear-gradient(135deg, var(--herb-green-dark), var(--herb-green), var(--herb-green-light));
  color: var(--salt-white);
}

.page-hero--green h1,
.page-hero--green p {
  color: var(--salt-white);
}

.page-hero--dark {
  background: linear-gradient(135deg, var(--lava-black) 0%, var(--charcoal) 100%);
  color: var(--salt-pearl);
}

.page-hero--dark h1 {
  color: var(--salt-white);
}

.page-hero--warm {
  background: linear-gradient(135deg, var(--salt-cream), var(--pink-salt-light), var(--citrus-gold-light));
}

.page-hero--salt {
  background: linear-gradient(135deg, var(--salt-pearl), var(--salt-cream), var(--pink-salt-light));
}

.page-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  opacity: 0.8;
  margin-bottom: var(--space-md);
}

.page-hero h1 {
  margin-bottom: var(--space-md);
}

.page-hero__desc {
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.9;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  text-decoration: none;
  font-family: var(--font-body);
}

.btn--primary {
  background: var(--herb-green);
  color: var(--salt-white);
  box-shadow: 0 4px 14px rgba(74,124,89,0.3);
}

.btn--primary:hover {
  background: var(--herb-green-dark);
  color: var(--salt-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74,124,89,0.4);
}

.btn--secondary {
  background: var(--salt-white);
  color: var(--charcoal);
  border: 2px solid var(--salt-pearl);
}

.btn--secondary:hover {
  border-color: var(--herb-green);
  color: var(--herb-green);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--herb-green);
  border: 2px solid var(--herb-green);
}

.btn--outline:hover {
  background: var(--herb-green);
  color: var(--salt-white);
  transform: translateY(-2px);
}

.btn--dark {
  background: var(--lava-black);
  color: var(--salt-white);
}

.btn--dark:hover {
  background: var(--charcoal);
  color: var(--salt-white);
  transform: translateY(-2px);
}

.btn--gold {
  background: linear-gradient(135deg, var(--citrus-gold), var(--citrus-gold-light));
  color: var(--lava-black);
  font-weight: 700;
}

.btn--gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232,168,56,0.4);
  color: var(--lava-black);
}

.btn--sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

/* ---------- Cards ---------- */
.card {
  background: var(--salt-white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid rgba(0,0,0,0.04);
}

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

.card__image {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

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

.card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--herb-green);
  background: rgba(74,124,89,0.08);
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  margin-bottom: var(--space-sm);
}

.card__title {
  font-size: 1.3rem;
  margin-bottom: var(--space-sm);
}

.card__text {
  color: var(--warm-gray);
  font-size: 0.95rem;
  line-height: 1.6;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: var(--space-md);
  font-weight: 600;
  font-size: 0.9rem;
}

.card__link::after {
  content: '\2192';
  transition: transform var(--transition-fast);
}

.card__link:hover::after {
  transform: translateX(4px);
}

/* Feature Card */
.feature-card {
  padding: var(--space-xl);
  border-radius: var(--border-radius-lg);
  background: var(--salt-white);
  border: 1px solid var(--salt-pearl);
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--herb-green-light);
  box-shadow: var(--shadow-md);
}

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

.feature-card__title {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.feature-card__text {
  color: var(--warm-gray);
  font-size: 0.95rem;
}

/* Salt Card */
.salt-card {
  background: var(--salt-white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid rgba(0,0,0,0.04);
}

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

.salt-card__image {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.salt-card__body {
  padding: var(--space-lg) var(--space-xl);
}

.salt-card__origin {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--pink-salt);
  margin-bottom: var(--space-sm);
}

.salt-card__title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.salt-card__desc {
  color: var(--warm-gray);
  font-size: 0.95rem;
}

/* ---------- Flavor Stack Diagram ---------- */
.flavor-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 500px;
  margin: var(--space-xl) auto;
}

.flavor-layer {
  padding: var(--space-md) var(--space-lg);
  text-align: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--salt-white);
  position: relative;
  transition: transform var(--transition-base);
}

.flavor-layer:hover {
  transform: scale(1.05);
  z-index: 1;
}

.flavor-layer--salt {
  background: linear-gradient(135deg, #8b6914, #a67c1a);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.flavor-layer--acid {
  background: linear-gradient(135deg, #e8a838, #ffd580);
  color: var(--lava-black);
}

.flavor-layer--fat {
  background: linear-gradient(135deg, #c0392b, #e74c3c);
}

.flavor-layer--heat {
  background: linear-gradient(135deg, #d35400, #e67e22);
}

.flavor-layer--aroma {
  background: linear-gradient(135deg, #4a7c59, #7ab68a);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.flavor-layer__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  opacity: 0.8;
  display: block;
  margin-top: 0.25rem;
  font-weight: 400;
}

/* ---------- Interactive Tool ---------- */
.tool-container {
  background: var(--salt-white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--salt-pearl);
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.tool-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-md);
  border: 2px solid var(--salt-pearl);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-base);
  background: var(--salt-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
}

.tool-option:hover {
  border-color: var(--herb-green);
  background: rgba(74,124,89,0.04);
}

.tool-option.active {
  border-color: var(--herb-green);
  background: rgba(74,124,89,0.08);
  box-shadow: 0 0 0 3px rgba(74,124,89,0.15);
}

.tool-option__emoji {
  font-size: 2.5rem;
}

.tool-result {
  display: none;
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: linear-gradient(135deg, var(--salt-cream), var(--salt-white));
  border-radius: var(--border-radius);
  border: 1px solid var(--salt-pearl);
}

.tool-result.visible {
  display: block;
  animation: fadeIn 0.5s ease;
}

.tool-result__title {
  font-size: 1.4rem;
  margin-bottom: var(--space-lg);
  color: var(--herb-green-dark);
}

.tool-result__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.tool-result__item {
  padding: var(--space-md);
  background: var(--salt-white);
  border-radius: var(--border-radius-sm);
  border-left: 3px solid var(--herb-green);
}

.tool-result__item h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--herb-green);
  margin-bottom: var(--space-xs);
  font-family: var(--font-mono);
}

.tool-result__item p {
  margin: 0;
  font-size: 0.95rem;
}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  padding: var(--space-md) 0;
  font-size: 0.85rem;
  color: var(--warm-gray);
}

.breadcrumbs a {
  color: var(--warm-gray);
}

.breadcrumbs a:hover {
  color: var(--herb-green);
}

.breadcrumbs span {
  margin: 0 0.5rem;
  opacity: 0.5;
}

/* ---------- Content Styles ---------- */
.content {
  padding: var(--space-2xl) 0;
}

.content h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.content h3 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.content ul, .content ol {
  margin: var(--space-md) 0;
  padding-left: var(--space-lg);
}

.content ul {
  list-style: disc;
}

.content ol {
  list-style: decimal;
}

.content li {
  margin-bottom: var(--space-sm);
  padding-left: var(--space-xs);
}

.content img {
  border-radius: var(--border-radius);
  margin: var(--space-lg) 0;
  box-shadow: var(--shadow-md);
}

/* ---------- FAQ Accordion ---------- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

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

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--lava-black);
  text-align: left;
  gap: var(--space-md);
}

.faq-question:hover {
  color: var(--herb-green);
}

.faq-icon {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--herb-green);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

.faq-answer__inner {
  padding-bottom: var(--space-lg);
  color: var(--warm-gray);
  line-height: 1.7;
}

/* ---------- Numbered Steps ---------- */
.steps {
  counter-reset: step;
}

.step {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--salt-pearl);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--herb-green);
  color: var(--salt-white);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  flex-shrink: 0;
}

.step__content h3 {
  margin-top: 0;
  margin-bottom: var(--space-xs);
}

.step__content p {
  color: var(--warm-gray);
}

/* ---------- Tags / Badges ---------- */
.tag {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tag--green { background: rgba(74,124,89,0.1); color: var(--herb-green-dark); }
.tag--gold { background: rgba(232,168,56,0.15); color: var(--umami-brown); }
.tag--pink { background: rgba(232,160,160,0.2); color: #a05050; }
.tag--red { background: rgba(192,57,43,0.1); color: var(--chili-red); }
.tag--blue { background: rgba(74,144,164,0.1); color: var(--sea-blue); }

/* ---------- Image Gallery ---------- */
.img-hero {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.img-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.img-split img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius);
}

/* ---------- Info Box ---------- */
.info-box {
  padding: var(--space-lg);
  border-radius: var(--border-radius);
  margin: var(--space-lg) 0;
}

.info-box--tip {
  background: rgba(74,124,89,0.06);
  border: 1px solid rgba(74,124,89,0.15);
}

.info-box--warning {
  background: rgba(232,168,56,0.08);
  border: 1px solid rgba(232,168,56,0.2);
}

.info-box--science {
  background: rgba(74,144,164,0.06);
  border: 1px solid rgba(74,144,164,0.15);
}

.info-box__title {
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.info-box--tip .info-box__title { color: var(--herb-green); }
.info-box--warning .info-box__title { color: var(--citrus-gold); }
.info-box--science .info-box__title { color: var(--sea-blue); }

/* ---------- Table ---------- */
.table-wrap {
  overflow-x: auto;
  margin: var(--space-lg) 0;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.table th {
  background: var(--salt-cream);
  font-weight: 700;
  text-align: left;
  padding: var(--space-md);
  border-bottom: 2px solid var(--herb-green);
}

.table td {
  padding: var(--space-md);
  border-bottom: 1px solid var(--salt-pearl);
}

.table tr:hover td {
  background: rgba(74,124,89,0.02);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--lava-black);
  color: var(--salt-pearl);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__brand h3 {
  font-size: 1.5rem;
  color: var(--salt-white);
  margin-bottom: var(--space-md);
}

.footer__brand h3 span {
  color: var(--herb-green-light);
}

.footer__brand p {
  color: rgba(255,255,255,0.6);
  font-size: 0.95rem;
}

.footer__col h4 {
  color: var(--salt-white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.footer__col a {
  display: block;
  color: rgba(255,255,255,0.5);
  padding: 0.3rem 0;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer__col a:hover {
  color: var(--herb-green-light);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

/* ---------- Animations ---------- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--salt-white);
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--salt-pearl);
    box-shadow: var(--shadow-md);
  }

  .nav__links.open {
    display: flex;
  }

  .nav__toggle {
    display: block;
  }

  .hero {
    min-height: 80vh;
  }

  .hero__ctas {
    flex-direction: column;
    align-items: center;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .img-split {
    grid-template-columns: 1fr;
  }

  .step {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .tool-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-result__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .tool-grid {
    grid-template-columns: 1fr 1fr;
  }

  h1 {
    font-size: 1.8rem;
  }

  .btn--lg {
    padding: 0.85rem 1.8rem;
    font-size: 1rem;
  }
}

/* ---------- Skip to Content ---------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--herb-green);
  color: var(--salt-white);
  padding: var(--space-sm) var(--space-md);
  z-index: 10000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
  color: var(--salt-white);
}

/* ---------- Print Styles ---------- */
@media print {
  .nav, .footer, .btn, .tool-container {
    display: none;
  }
  body {
    color: #000;
    background: #fff;
  }
  a { color: #000; text-decoration: underline; }
}