/* ============================================================
   ClearFlow Guide - Design System
   Aesthetic: Editorial Purity - premium home-lifestyle magazine
   ============================================================ */

/* --- Design Tokens --- */
:root {
  /* Brand */
  --color-primary: #1A6B8A;
  --color-primary-dark: #134F66;
  --color-primary-light: #2389AD;
  --color-primary-pale: #E8F4F8;
  --color-accent: #4FC3A1;
  --color-accent-dark: #3AA386;
  --color-accent-light: #72D4B8;

  /* Surfaces */
  --color-bg: #FFFBF5;
  --color-surface: #FFFFFF;
  --color-surface-elevated: #FFFFFF;
  --color-parchment: #F5F0E8;
  --color-dark: #0F2B36;
  --color-dark-surface: #153442;

  /* Text */
  --color-text: #292524;
  --color-text-secondary: #57534E;
  --color-text-muted: #78716C;
  --color-text-on-dark: #F0EDE8;
  --color-text-on-primary: #FFFFFF;

  /* Borders */
  --color-border: #E7E5E4;
  --color-border-light: #F0EDEA;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --font-mono: 'Source Code Pro', monospace;

  --fs-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.8rem);
  --fs-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.875rem);
  --fs-base: clamp(0.95rem, 0.9rem + 0.25vw, 1.0625rem);
  --fs-md: clamp(1.05rem, 0.95rem + 0.5vw, 1.25rem);
  --fs-lg: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --fs-xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --fs-2xl: clamp(1.8rem, 1.4rem + 2vw, 2.75rem);
  --fs-3xl: clamp(2.2rem, 1.6rem + 3vw, 3.5rem);

  /* Spacing (8px base) */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.25rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;

  /* Shadows (color-tinted) */
  --shadow-sm: 0 1px 3px rgba(26,107,138,0.06), 0 1px 2px rgba(26,107,138,0.04);
  --shadow-md: 0 4px 12px rgba(26,107,138,0.07), 0 2px 4px rgba(26,107,138,0.04);
  --shadow-lg: 0 12px 32px rgba(26,107,138,0.1), 0 4px 8px rgba(26,107,138,0.05);
  --shadow-xl: 0 20px 48px rgba(26,107,138,0.12), 0 8px 16px rgba(26,107,138,0.06);

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 180ms;
  --duration-base: 280ms;
  --duration-slow: 400ms;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 820px;
  --header-height: 72px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}
a:hover { color: var(--color-primary-dark); }
a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

ul, ol { list-style: none; }

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

input, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* --- Container / Wrap --- */
.container,
.wrap {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--sp-6);
  padding-right: var(--sp-6);
}

/* --- Grain Texture (SVG filter) --- */
svg.grain-filter {
  position: absolute;
  width: 0;
  height: 0;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,251,245,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow var(--duration-base) var(--ease-out);
}

.site-header.header--shadowed {
  box-shadow: 0 1px 0 var(--color-border), var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-4) var(--sp-6);
  height: var(--header-height);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  height: 52px;
  width: auto;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.site-nav { margin-left: auto; margin-right: var(--sp-6); }
.nav-list {
  display: flex;
  gap: var(--sp-6);
  align-items: center;
}
.nav-list a {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}
.nav-list a:hover { color: var(--color-primary); }
.nav-list a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.header-cta { flex-shrink: 0; }

.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  border-radius: var(--radius-md);
}
.hamburger:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-surface);
  padding: var(--sp-8) var(--sp-6);
  overflow-y: auto;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity var(--duration-base) var(--ease-out), transform var(--duration-base) var(--ease-out);
}
.mobile-nav.mobile-nav--open {
  display: block;
  opacity: 1;
  transform: translateY(0);
}
.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.mobile-nav-list a {
  display: block;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: background var(--duration-fast) var(--ease-out);
}
.mobile-nav-list a:hover { background: var(--color-primary-pale); }
.mobile-nav-cta {
  margin-top: var(--sp-8);
}
.mobile-nav-cta .btn {
  width: 100%;
}

.scroll-locked { overflow: hidden; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  min-height: 44px;
  transition: transform var(--duration-fast) var(--ease-spring), box-shadow var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}
.btn:active { transform: scale(0.97); }

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-text-on-primary);
  box-shadow: 0 4px 16px rgba(26,107,138,0.3);
}
.btn--primary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn--secondary {
  background: var(--color-accent);
  color: var(--color-dark);
  border-color: var(--color-accent);
}
.btn--secondary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #fff;
  box-shadow: 0 4px 16px rgba(79,195,161,0.3);
}
.btn--secondary:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--ghost:hover {
  background: var(--color-primary);
  color: var(--color-text-on-primary);
}
.btn--ghost:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn--ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.btn--ghost-light:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  color: #fff;
}
.btn--ghost-light:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn--lg {
  padding: var(--sp-4) var(--sp-8);
  font-size: var(--fs-base);
  min-height: 52px;
  border-radius: var(--radius-lg);
}

/* ============================================================
   BREADCRUMBS
   ============================================================ */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: var(--sp-4) 0;
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}
.breadcrumb a {
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep {
  color: var(--color-border);
  font-size: var(--fs-xs);
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: var(--sp-20) var(--sp-6);
}
.section--dark {
  background: var(--color-dark);
  color: var(--color-text-on-dark);
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(26,107,138,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(79,195,161,0.08) 0%, transparent 50%),
    repeating-linear-gradient(0deg, transparent, transparent 60px, rgba(255,255,255,0.015) 60px, rgba(255,255,255,0.015) 61px);
}
.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--color-text-on-dark); }

.section--parchment {
  background: var(--color-parchment);
  background-image:
    radial-gradient(ellipse at 70% 30%, rgba(26,107,138,0.04) 0%, transparent 50%);
}

.section-header {
  margin-bottom: var(--sp-12);
  max-width: 640px;
}
.section-header.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--sp-4);
}
.section--dark .section-eyebrow { color: var(--color-accent-light); }

.section-title {
  font-size: var(--fs-2xl);
  margin-bottom: var(--sp-4);
}
.section-sub {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.section--dark .section-sub { color: rgba(240,237,232,0.75); }

/* ============================================================
   PAGE HERO (consistent height across all non-home pages)
   ============================================================ */
.page-hero {
  min-height: 220px;
  display: flex;
  align-items: center;
  background: var(--color-dark);
  color: var(--color-text-on-dark);
  padding: var(--sp-16) var(--sp-6) var(--sp-12);
  margin-top: var(--header-height);
  background-image:
    radial-gradient(ellipse at 30% 60%, rgba(26,107,138,0.2) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(79,195,161,0.1) 0%, transparent 50%);
}
.page-hero-content {
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  padding-left: var(--sp-6);
  padding-right: var(--sp-6);
}
.page-hero-title {
  font-size: var(--fs-2xl);
  color: var(--color-text-on-dark);
  margin-bottom: var(--sp-3);
}
.page-hero-sub {
  font-size: var(--fs-md);
  color: rgba(240,237,232,0.75);
  max-width: 600px;
  line-height: 1.6;
}

/* ============================================================
   HOMEPAGE HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  margin-top: var(--header-height);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15,43,54,0.3) 0%, rgba(15,43,54,0.65) 50%, rgba(15,43,54,0.92) 100%);
  z-index: 1;
}
.hero-noise {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 3;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-8) var(--sp-6);
  color: #fff;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: var(--sp-6);
}
.hero h1 {
  font-size: var(--fs-3xl);
  color: #fff;
  max-width: 680px;
  margin-bottom: var(--sp-6);
  letter-spacing: -0.04em;
}
.hero-sub {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.8);
  max-width: 540px;
  margin-bottom: var(--sp-10);
  line-height: 1.6;
  font-weight: 300;
}
.hero-actions {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

/* ============================================================
   VALUE PROPS
   ============================================================ */
.value-props {
  padding: var(--sp-20) var(--sp-6);
  background: var(--color-surface);
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
  max-width: var(--container-max);
  margin: 0 auto;
}
.value-card {
  text-align: center;
  padding: var(--sp-10) var(--sp-6);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  transition: transform var(--duration-base) var(--ease-spring), box-shadow var(--duration-base) var(--ease-out);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.value-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-pale);
  color: var(--color-primary);
  margin-bottom: var(--sp-5);
}
.value-icon svg {
  width: 28px;
  height: 28px;
}
.value-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--sp-3);
}
.value-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
}

/* ============================================================
   ARTICLE CARDS
   ============================================================ */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--sp-8);
}

.article-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-base) var(--ease-spring), box-shadow var(--duration-base) var(--ease-out);
}
.article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.article-card__img-wrap {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}
.article-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}
.article-card:hover .article-card__img {
  transform: scale(1.05);
}

.article-card__body {
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.article-card__cat {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
}
.article-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}
.article-card__title a {
  color: var(--color-text);
  transition: color var(--duration-fast) var(--ease-out);
}
.article-card__title a:hover { color: var(--color-primary); }

.article-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--color-border-light);
  margin-top: auto;
}
.article-card__meta {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}
.article-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--duration-fast) var(--ease-spring);
}
.article-card__read-more:hover { gap: var(--sp-3); }
.article-card__read-more svg { width: 16px; height: 16px; }

/* Featured card variant */
.article-card.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
}
.article-card.featured .article-card__img-wrap {
  aspect-ratio: auto;
  min-height: 280px;
}
.article-card.featured .article-card__body {
  padding: var(--sp-8);
  justify-content: center;
}
.article-card.featured .article-card__title { font-size: var(--fs-xl); }

/* ============================================================
   CATEGORY CARDS
   ============================================================ */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-6);
  max-width: var(--container-max);
  margin: 0 auto;
}
.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 220px;
  display: flex;
  align-items: flex-end;
  transition: transform var(--duration-base) var(--ease-spring), box-shadow var(--duration-base) var(--ease-out);
}
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.category-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}
.category-card:hover img { transform: scale(1.05); }
.card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(15,43,54,0.85) 100%);
}
.card-content {
  position: relative;
  z-index: 1;
  padding: var(--sp-6);
  color: #fff;
  width: 100%;
}
.card-content h3 {
  font-size: var(--fs-lg);
  color: #fff;
  margin-bottom: var(--sp-2);
}
.card-content p {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.75);
}

/* ============================================================
   LEAD MAGNET / EMAIL SIGNUP
   ============================================================ */
.lead-magnet {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
}
.lead-magnet__text { }
.lead-magnet__eyebrow {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: var(--sp-4);
}
.lead-magnet__headline {
  font-size: var(--fs-xl);
  color: var(--color-text-on-dark);
  margin-bottom: var(--sp-4);
}
.lead-magnet__sub {
  font-size: var(--fs-base);
  color: rgba(240,237,232,0.75);
  line-height: 1.65;
}
.lead-magnet__form {
  background: var(--color-dark-surface);
  border-radius: var(--radius-xl);
  padding: var(--sp-10);
  border: 1px solid rgba(255,255,255,0.06);
}
.lead-magnet__input-row {
  display: flex;
  gap: var(--sp-3);
}

.form-input {
  flex: 1;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-base);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  color: #fff;
  min-height: 48px;
}
.form-input::placeholder { color: rgba(255,255,255,0.4); }
.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(79,195,161,0.2);
}

.form-legal {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.4);
  margin-top: var(--sp-3);
}

.email-form {
  display: flex;
  gap: var(--sp-3);
}
.email-input {
  flex: 1;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-base);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  color: #fff;
  min-height: 48px;
}
.email-input::placeholder { color: rgba(255,255,255,0.4); }
.email-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(79,195,161,0.2);
}

/* ============================================================
   FREE GUIDE PAGE
   ============================================================ */
.guide-hero {
  background: var(--color-dark);
  color: var(--color-text-on-dark);
  padding: calc(var(--header-height) + var(--sp-16)) var(--sp-6) var(--sp-16);
  background-image:
    radial-gradient(ellipse at 20% 80%, rgba(26,107,138,0.2) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(79,195,161,0.1) 0%, transparent 50%);
}
.guide-hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--sp-12);
  align-items: start;
  max-width: var(--container-max);
  margin: 0 auto;
}
.guide-hero__title {
  font-size: var(--fs-2xl);
  color: #fff;
  margin-bottom: var(--sp-4);
}
.guide-hero__sub {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--sp-8);
  line-height: 1.6;
}
.guide-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.guide-checklist li {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-base);
  color: rgba(255,255,255,0.85);
}
.guide-checklist li svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

.guide-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--sp-10);
  color: var(--color-text);
  box-shadow: var(--shadow-xl);
}
.guide-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--sp-6);
}
.guide-form {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}
.guide-form .form-input {
  background: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}
.guide-form .form-input::placeholder { color: var(--color-text-muted); }
.guide-form .form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,107,138,0.15);
}
.guide-form .btn {
  width: 100%;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-6);
  max-width: var(--container-max);
  margin: 0 auto;
}
.benefit {
  display: flex;
  gap: var(--sp-4);
  padding: var(--sp-6);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}
.benefit__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.benefit__icon svg { width: 22px; height: 22px; }
.benefit__title {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--sp-1);
}
.benefit__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
}

.toc-preview {
  max-width: var(--container-narrow);
  margin: 0 auto;
}
.toc-preview ol {
  list-style: none;
  counter-reset: toc-counter;
}
.toc-preview ol li {
  counter-increment: toc-counter;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
}
.toc-preview ol li::before {
  content: counter(toc-counter, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--color-primary);
  min-width: 48px;
  letter-spacing: -0.03em;
}

.bottom-cta {
  background: var(--color-dark);
  color: var(--color-text-on-dark);
  text-align: center;
  padding: var(--sp-20) var(--sp-6);
  background-image:
    radial-gradient(ellipse at 50% 50%, rgba(26,107,138,0.15) 0%, transparent 60%);
}
.bottom-cta h2 {
  font-size: var(--fs-2xl);
  color: #fff;
  margin-bottom: var(--sp-4);
}
.bottom-cta p {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--sp-8);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.inline-form {
  display: flex;
  gap: var(--sp-3);
  justify-content: center;
  max-width: 480px;
  margin: 0 auto;
}
.inline-form .form-input { flex: 1; }

/* ============================================================
   PROSE / LEGAL / ABOUT PAGES
   ============================================================ */
.prose-layout {
  padding: var(--sp-16) var(--sp-4);
  min-height: 60vh;
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.prose {
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--color-text);
}
.prose h2 {
  font-size: var(--fs-xl);
  margin-top: var(--sp-12);
  margin-bottom: var(--sp-4);
}
.prose h3 {
  font-size: var(--fs-lg);
  margin-top: var(--sp-8);
  margin-bottom: var(--sp-3);
}
.prose p {
  margin-bottom: var(--sp-4);
}
.prose ul,
.prose ol {
  margin-bottom: var(--sp-4);
  padding-left: var(--sp-6);
}
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li {
  margin-bottom: var(--sp-2);
}
.prose a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.prose a:hover { color: var(--color-primary-dark); }
.prose-lead {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--sp-8);
}

.prose-callout {
  background: var(--color-primary-pale);
  border-left: 4px solid var(--color-primary);
  padding: var(--sp-5) var(--sp-6);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--sp-6) 0;
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--sp-12) var(--sp-6);
}
.empty-state__title {
  font-size: var(--fs-lg);
  margin-bottom: var(--sp-4);
}
.empty-state__text {
  color: var(--color-text-muted);
  max-width: 480px;
  margin: 0 auto;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-dark);
  color: var(--color-text-on-dark);
  padding-top: var(--sp-16);
  background-image:
    radial-gradient(ellipse at 20% 80%, rgba(26,107,138,0.1) 0%, transparent 50%);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--sp-8);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--sp-6) var(--sp-12);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand {
  padding-right: var(--sp-8);
}
.footer-brand .site-logo { margin-bottom: var(--sp-4); }
.footer-brand .logo-text { color: #fff; }
.footer-tagline {
  font-size: var(--fs-sm);
  color: rgba(240,237,232,0.6);
  line-height: 1.6;
}

.footer-col { }
.footer-col-title {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--sp-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.footer-links a {
  font-size: var(--fs-sm);
  color: rgba(240,237,232,0.55);
  transition: color var(--duration-fast) var(--ease-out);
}
.footer-links a:hover { color: var(--color-accent-light); }

.footer-bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-6);
  text-align: center;
}
.footer-copyright {
  font-size: var(--fs-xs);
  color: rgba(240,237,232,0.4);
}
.footer-legal {
  display: flex;
  gap: var(--sp-4);
  justify-content: center;
  margin-top: var(--sp-2);
}
.footer-legal a {
  font-size: var(--fs-xs);
  color: rgba(240,237,232,0.4);
  transition: color var(--duration-fast) var(--ease-out);
}
.footer-legal a:hover { color: var(--color-accent-light); }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out), transform var(--duration-slow) var(--ease-out);
}
.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .site-nav { display: none; }
  .header-cta { display: none; }
  .hamburger { display: flex; }

  .value-grid { grid-template-columns: 1fr; gap: var(--sp-4); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
  .lead-magnet { grid-template-columns: 1fr; gap: var(--sp-8); }
  .guide-hero__inner { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .article-card.featured {
    grid-template-columns: 1fr;
  }
  .article-card.featured .article-card__img-wrap {
    min-height: 200px;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 64px;
  }
  .hero { min-height: 70vh; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .article-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .inline-form { flex-direction: column; }
  .lead-magnet__input-row { flex-direction: column; }
  .email-form { flex-direction: column; }
  .section { padding: var(--sp-12) var(--sp-4); }
  .page-hero { padding: var(--sp-12) var(--sp-4) var(--sp-8); }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
  html { scroll-behavior: auto; }
}