/* VITAL ARTRO ROUTINE - Editorial Daily Routine Journal Design System */

:root {
  --color-warm-ivory: #F4F0E7;
  --color-ivory-light: #FAF8F4;
  --color-deep-olive: #384338;
  --color-olive-dark: #2A332A;
  --color-olive-light: #4A564A;
  --color-terracotta: #B96E55;
  --color-terracotta-dark: #A05943;
  --color-terracotta-soft: rgba(185, 110, 85, 0.12);
  --color-ochre: #C5A35A;
  --color-ochre-light: #D4B673;
  --color-sage: #AAB39D;
  --color-sage-light: #E4E7DF;
  --color-deep-brown: #302B26;
  --color-white: #FFFFFF;
  --color-border: #E2DDD2;
  --color-border-dark: #465246;
  --color-card-bg: #FFFFFF;
  
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 2px 8px rgba(48, 43, 38, 0.04);
  --shadow-md: 0 6px 20px rgba(48, 43, 38, 0.08);
  --shadow-lg: 0 12px 32px rgba(48, 43, 38, 0.12);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-warm-ivory);
  color: var(--color-deep-brown);
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-warm-ivory);
  color: var(--color-deep-brown);
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
}

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

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

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

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.site-header {
  background-color: var(--color-warm-ivory);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background-color: rgba(244, 240, 231, 0.94);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.logo-symbol {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  max-width: 44px;
  max-height: 44px;
  flex-shrink: 0;
  display: block;
}

.logo-text-block {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.logo-line-1 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  font-weight: 800;
  color: var(--color-deep-olive);
  text-transform: uppercase;
}

.logo-line-2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-terracotta);
  text-transform: uppercase;
}

.logo-line-3 {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  font-weight: 600;
  color: var(--color-ochre);
  text-transform: uppercase;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-toggle-btn {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  cursor: pointer;
  color: var(--color-deep-olive);
  font-size: 1.2rem;
}

.nav-desktop-wrap {
  border-top: 1px solid var(--color-border);
  background-color: var(--color-warm-ivory);
}

.nav-list {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 20px;
  padding: 10px 0;
  overflow-x: auto;
  white-space: nowrap;
}

.nav-item a {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-deep-olive);
  padding: 6px 2px;
  position: relative;
}

.nav-item a:hover,
.nav-item a.active {
  color: var(--color-terracotta);
}

.nav-item a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-terracotta);
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-deep-olive);
  color: var(--color-warm-ivory);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: 32px 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--color-border-dark);
  padding-bottom: 16px;
}

.mobile-nav-close {
  background: none;
  border: 1px solid var(--color-sage);
  border-radius: var(--radius-sm);
  color: var(--color-warm-ivory);
  padding: 6px 14px;
  font-size: 1.2rem;
  cursor: pointer;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mobile-nav-links a {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-warm-ivory);
  display: block;
}

.mobile-nav-links a:hover {
  color: var(--color-ochre);
}

/* Hero Section: Day Strip & Editorial Cover */
.hero-journal {
  position: relative;
  background-color: var(--color-deep-olive);
  color: var(--color-warm-ivory);
  padding: 64px 0 0 0;
  overflow: hidden;
}

.hero-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  filter: saturate(0.85);
}

.hero-inner {
  position: relative;
  z-index: 2;
}

.hero-meta-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-ochre);
  margin-bottom: 20px;
  background: rgba(197, 163, 90, 0.15);
  padding: 6px 14px;
  border-radius: 40px;
  border: 1px solid rgba(197, 163, 90, 0.3);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  max-width: 900px;
  margin-bottom: 20px;
  color: #FFFFFF;
}

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.6;
  max-width: 720px;
  color: #E2DDD2;
  margin-bottom: 48px;
}

/* Horizontal Day Strip */
.day-strip-wrap {
  margin-top: 40px;
  background: rgba(42, 51, 42, 0.9);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
  padding: 24px 0;
}

.day-strip-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}

.day-strip-step {
  display: flex;
  flex-direction: column;
  padding: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.day-strip-step:hover,
.day-strip-step.active {
  background: rgba(185, 110, 85, 0.18);
  border-color: var(--color-terracotta);
  transform: translateY(-2px);
}

.step-time {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-ochre);
  margin-bottom: 4px;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.step-desc {
  font-size: 0.78rem;
  line-height: 1.4;
  color: #C2C8BE;
}

/* Sections */
.section {
  padding: 80px 0;
}

.section-olive {
  background-color: var(--color-deep-olive);
  color: var(--color-warm-ivory);
}

.section-olive h2,
.section-olive h3 {
  color: #FFFFFF;
}

.section-ivory-light {
  background-color: var(--color-ivory-light);
}

.section-header {
  margin-bottom: 48px;
}

.section-kicker {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin-bottom: 10px;
  display: block;
}

.section-olive .section-kicker {
  color: var(--color-ochre);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-deep-olive);
  margin-bottom: 16px;
}

.section-intro {
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 720px;
  color: #555048;
}

.section-olive .section-intro {
  color: #D6D8D2;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-terracotta {
  background-color: var(--color-terracotta);
  color: #FFFFFF;
}

.btn-terracotta:hover {
  background-color: var(--color-terracotta-dark);
}

.btn-outline {
  border-color: var(--color-deep-olive);
  color: var(--color-deep-olive);
  background: transparent;
}

.btn-outline:hover {
  background-color: var(--color-deep-olive);
  color: var(--color-warm-ivory);
}

.btn-outline-white {
  border-color: var(--color-warm-ivory);
  color: var(--color-warm-ivory);
  background: transparent;
}

.btn-outline-white:hover {
  background-color: var(--color-warm-ivory);
  color: var(--color-deep-olive);
}

/* Cards Grid */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

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

.card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background-color: #E2DDD2;
}

.card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-category {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin-bottom: 8px;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 12px;
  color: var(--color-deep-olive);
}

.card-desc {
  font-size: 0.88rem;
  color: #605B54;
  margin-bottom: 20px;
  flex-grow: 1;
  line-height: 1.55;
}

.card-link {
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-terracotta);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* One Small Thing Cards (Daily Routine System) */
.daily-habits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.habit-card {
  background: #FFFFFF;
  border-left: 4px solid var(--color-terracotta);
  border-top: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 24px;
  transition: var(--transition);
}

.habit-card:hover {
  transform: translateX(4px);
  border-left-color: var(--color-ochre);
  box-shadow: var(--shadow-sm);
}

.habit-label {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ochre);
  font-weight: 700;
  margin-bottom: 6px;
}

.habit-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-deep-olive);
  margin-bottom: 10px;
}

.habit-text {
  font-size: 0.88rem;
  color: #555048;
  line-height: 1.5;
}

/* Routine Builder Interactive Widget */
.routine-builder-container {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.routine-builder-tabs {
  display: flex;
  gap: 12px;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 30px;
  overflow-x: auto;
}

.routine-tab-btn {
  background: none;
  border: none;
  padding: 12px 20px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #726E67;
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  transition: var(--transition);
}

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

.routine-tab-btn.active {
  color: var(--color-deep-olive);
  font-weight: 700;
}

.routine-tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--color-terracotta);
}

.routine-content-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.routine-quad-block {
  background: var(--color-ivory-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.routine-quad-kicker {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin-bottom: 6px;
}

.routine-quad-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-deep-olive);
  margin-bottom: 10px;
}

.routine-quad-items {
  list-style: none;
  font-size: 0.86rem;
  color: #555048;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.routine-quad-items li {
  position: relative;
  padding-left: 14px;
}

.routine-quad-items li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-ochre);
}

/* Interactive Food & Nutrient Explorer */
.explorer-container {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.explorer-mode-switch {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.mode-btn {
  background: var(--color-ivory-light);
  border: 1px solid var(--color-border);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  color: var(--color-deep-olive);
  transition: var(--transition);
}

.mode-btn.active {
  background: var(--color-deep-olive);
  color: #FFFFFF;
  border-color: var(--color-deep-olive);
}

.explorer-select {
  width: 100%;
  max-width: 480px;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: var(--font-sans);
  background-color: var(--color-ivory-light);
  color: var(--color-deep-brown);
  margin-bottom: 28px;
}

.explorer-result-card {
  background: var(--color-ivory-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
}

/* Comparison Tool Widget */
.comparison-container {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.compare-selectors-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 30px;
}

.compare-col select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  background: var(--color-ivory-light);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
}

.compare-table th,
.compare-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.compare-table th {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  background-color: var(--color-ivory-light);
  color: var(--color-deep-olive);
}

.badge-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

.badge-more {
  background: #E8F0E4;
  color: #2F6323;
}

.badge-diff {
  background: #F8ECE7;
  color: #B96E55;
}

.badge-similar {
  background: #F2EFE8;
  color: #726E67;
}

/* Article & Content Details Typography */
.article-header {
  padding: 48px 0 32px 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 40px;
}

.article-breadcrumbs {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: #767169;
  margin-bottom: 16px;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.article-breadcrumbs a {
  color: var(--color-deep-olive);
}

.article-breadcrumbs a:hover {
  color: var(--color-terracotta);
}

.article-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 3.8vw, 3.2rem);
  font-weight: 700;
  line-height: 1.18;
  color: var(--color-deep-olive);
  margin-bottom: 16px;
}

.article-meta {
  font-size: 0.85rem;
  color: #7E7A72;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.article-content {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #383430;
}

.article-content p {
  margin-bottom: 24px;
}

.article-content h2 {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-deep-olive);
  margin-top: 48px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 10px;
}

.article-content h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-deep-olive);
  margin-top: 36px;
  margin-bottom: 14px;
}

.article-content ul,
.article-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.article-content li {
  margin-bottom: 10px;
}

.article-content blockquote {
  border-left: 3px solid var(--color-terracotta);
  padding: 16px 24px;
  margin: 32px 0;
  background-color: var(--color-ivory-light);
  font-style: italic;
  color: var(--color-deep-olive);
}

/* FAQ Accordion */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  background: none;
  border: none;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-deep-olive);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.faq-icon {
  font-size: 1.4rem;
  line-height: 1;
  color: var(--color-terracotta);
  transition: transform 0.25s ease;
}

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

.faq-answer {
  display: none;
  padding: 0 24px 24px 24px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #555048;
}

.faq-item.open .faq-answer {
  display: block;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-deep-olive);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--color-deep-brown);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-terracotta);
  box-shadow: 0 0 0 3px rgba(185, 110, 85, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

/* Footer & Disclaimers */
.site-footer {
  background-color: var(--color-deep-olive);
  color: #E2DDD2;
  border-top: 1px solid var(--color-border-dark);
  padding: 64px 0 32px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.6;
  margin-top: 16px;
  max-width: 320px;
  color: #B9C0B3;
}

.footer-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ochre);
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.85rem;
  color: #D4D9D0;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-disclaimer-box {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-bottom: 32px;
  font-size: 0.8rem;
  line-height: 1.6;
  color: #A9B1A4;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: #8C9588;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .day-strip-timeline {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .routine-content-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-desktop-wrap {
    display: none;
  }
  
  .nav-toggle-btn {
    display: block;
  }
  
  .day-strip-timeline {
    grid-template-columns: 1fr;
  }
  
  .routine-content-grid {
    grid-template-columns: 1fr;
  }
  
  .compare-selectors-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  
  .routine-builder-container,
  .explorer-container,
  .comparison-container {
    padding: 20px;
  }
}