/* ================================
   RIPPLING ROOTS DESIGN SYSTEM
   Premium Dark Mode | Legacy Focused
   ================================ */

:root {
  /* Brand Colors */
  --forest: rgb(14, 61, 47);
  --river: rgb(46, 111, 145);
  --sand: rgb(244, 239, 232);
  --ink: rgb(17, 24, 39);
  
  /* Dark Mode Palette */
  --dark_bg: #0a0f0d;
  --dark_surface: #111816;
  --dark_surface_elevated: #1a2420;
  --dark_border: rgba(46, 111, 145, 0.15);
  --dark_text: #e8f4f0;
  --dark_text_muted: #9ca8a3;
  --accent_primary: #2e6f91;
  --accent_secondary: #3d8fb0;
  --accent_glow: rgba(46, 111, 145, 0.4);
  
  /* Typography */
  --font_primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font_weight_regular: 400;
  --font_weight_medium: 500;
  --font_weight_semibold: 600;
  --font_weight_bold: 700;
  --font_weight_extrabold: 800;
  
  /* Spacing */
  --spacing_xs: 0.5rem;
  --spacing_sm: 1rem;
  --spacing_md: 1.5rem;
  --spacing_lg: 2rem;
  --spacing_xl: 3rem;
  --spacing_2xl: 4rem;
  --spacing_3xl: 6rem;
  
  /* Border Radius */
  --radius_sm: 0.5rem;
  --radius_md: 0.75rem;
  --radius_lg: 1rem;
  
  /* Transitions */
  --transition_fast: 0.15s ease;
  --transition_base: 0.3s ease;
  --transition_slow: 0.5s ease;
  
  /* Shadows */
  --shadow_sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow_md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow_lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow_xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
  --shadow_glow: 0 0 20px var(--accent_glow);
}

/* ================================
   GLOBAL RESET & BASE
   ================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font_primary);
  font-weight: var(--font_weight_regular);
  line-height: 1.7;
  color: var(--dark_text);
  background-color: var(--dark_bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* ================================
   TYPOGRAPHY
   ================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font_weight_bold);
  line-height: 1.2;
  color: var(--dark_text);
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: var(--font_weight_extrabold);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: var(--font_weight_bold);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--font_weight_semibold);
}

p {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--dark_text_muted);
}

/* ================================
   HEADER
   ================================ */

.header_wrap {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: all var(--transition_base);
}

.header_wrap.scrolled {
  background: rgba(10, 15, 13, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dark_border);
  box-shadow: var(--shadow_md);
}

.header_container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing_md) var(--spacing_lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo_lockup {
  display: flex;
  align-items: center;
  gap: var(--spacing_sm);
  font-weight: var(--font_weight_bold);
  font-size: 1.25rem;
}

.logo_image {
  height: 40px;
  width: auto;
}

.logo_text {
  display: none;
}

.nav_links {
  display: flex;
  gap: var(--spacing_lg);
}

.nav_links a {
  font-weight: var(--font_weight_medium);
  font-size: 0.95rem;
  color: var(--dark_text_muted);
  position: relative;
  padding: var(--spacing_xs) 0;
}

.nav_links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent_primary);
  transition: width var(--transition_base);
}

.nav_links a:hover {
  color: var(--dark_text);
}

.nav_links a:hover::after {
  width: 100%;
}

/* ================================
   HERO SECTION
   ================================ */

.hero_wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing_3xl) var(--spacing_lg);
}

.hero_background {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.river_animation {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(46, 111, 145, 0.15) 0%, transparent 60%);
  animation: river_flow 15s ease-in-out infinite;
}

@keyframes river_flow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

.roots_pattern {
  position: absolute;
  inset: 0;
  background-image: 
    repeating-linear-gradient(45deg, transparent, transparent 50px, rgba(14, 61, 47, 0.03) 50px, rgba(14, 61, 47, 0.03) 51px),
    repeating-linear-gradient(-45deg, transparent, transparent 50px, rgba(14, 61, 47, 0.03) 50px, rgba(14, 61, 47, 0.03) 51px);
  opacity: 0.4;
}

.hero_content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero_headline {
  margin-bottom: var(--spacing_md);
  background: linear-gradient(135deg, var(--dark_text) 0%, var(--accent_secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fade_in_up 1s ease-out;
}

.hero_subheadline {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  color: var(--dark_text_muted);
  margin-bottom: var(--spacing_xl);
  line-height: 1.6;
  animation: fade_in_up 1s ease-out 0.2s backwards;
}

.hero_cta_group {
  display: flex;
  gap: var(--spacing_md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fade_in_up 1s ease-out 0.4s backwards;
}

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

.scroll_indicator {
  position: absolute;
  bottom: var(--spacing_xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing_xs);
  color: var(--dark_text_muted);
  font-size: 0.875rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}

/* ================================
   BUTTONS
   ================================ */

.btn_primary,
.btn_secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing_xs);
  padding: 1rem 2rem;
  font-weight: var(--font_weight_semibold);
  font-size: 1rem;
  border-radius: var(--radius_md);
  transition: all var(--transition_base);
  white-space: nowrap;
}

.btn_primary {
  background: var(--accent_primary);
  color: white;
  box-shadow: var(--shadow_md);
}

.btn_primary:hover {
  background: var(--accent_secondary);
  box-shadow: var(--shadow_glow);
  transform: translateY(-2px);
}

.btn_secondary {
  background: transparent;
  color: var(--dark_text);
  border: 2px solid var(--dark_border);
}

.btn_secondary:hover {
  background: var(--dark_surface_elevated);
  border-color: var(--accent_primary);
}

.btn_full {
  width: 100%;
  justify-content: center;
}

/* ================================
   SECTIONS
   ================================ */

section {
  padding: var(--spacing_3xl) var(--spacing_lg);
  position: relative;
}

.section_container {
  max-width: 1200px;
  margin: 0 auto;
}

.section_intro {
  text-align: center;
  margin-bottom: var(--spacing_2xl);
}

.section_label {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: var(--font_weight_semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent_primary);
  margin-bottom: var(--spacing_sm);
}

.section_description {
  max-width: 700px;
  margin: var(--spacing_md) auto 0;
  font-size: 1.125rem;
  color: var(--dark_text_muted);
}

/* ================================
   MISSION SECTION
   ================================ */

.section_mission {
  background: var(--dark_surface);
}

.mission_content {
  max-width: 900px;
  margin: 0 auto;
}

.mission_statement {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: var(--font_weight_bold);
  color: var(--dark_text);
  text-align: center;
  margin-bottom: var(--spacing_xl);
  line-height: 1.4;
}

.mission_explanation {
  display: flex;
  flex-direction: column;
  gap: var(--spacing_md);
}

.mission_explanation p {
  font-size: 1.125rem;
  line-height: 1.8;
}

/* ================================
   VALUES SECTION
   ================================ */

.values_grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing_lg);
}

.value_card {
  background: var(--dark_surface);
  border: 1px solid var(--dark_border);
  border-radius: var(--radius_lg);
  padding: var(--spacing_xl);
  transition: all var(--transition_base);
}

.value_card:hover {
  border-color: var(--accent_primary);
  box-shadow: var(--shadow_glow);
  transform: translateY(-4px);
}

.value_icon {
  font-size: 3rem;
  margin-bottom: var(--spacing_md);
}

.value_card h3 {
  margin-bottom: var(--spacing_md);
  color: var(--dark_text);
}

.value_because {
  font-style: italic;
  color: var(--accent_secondary);
  margin-bottom: var(--spacing_md);
  font-size: 1rem;
}

.value_demonstrated {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--dark_text_muted);
}

/* ================================
   ECOSYSTEM SECTION
   ================================ */

.section_ecosystem {
  background: var(--dark_surface);
}

.ecosystem_grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing_xl);
}

.ecosystem_card {
  background: var(--dark_surface_elevated);
  border: 1px solid var(--dark_border);
  border-radius: var(--radius_lg);
  padding: var(--spacing_xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing_md);
  transition: all var(--transition_base);
  position: relative;
  overflow: hidden;
}

.ecosystem_card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent_primary), var(--accent_secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition_base);
}

.ecosystem_card:hover::before {
  transform: scaleX(1);
}

.ecosystem_card:hover {
  border-color: var(--accent_primary);
  box-shadow: var(--shadow_xl);
  transform: translateY(-6px);
}

.card_header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--spacing_md);
}

.card_header h3 {
  font-size: 1.5rem;
}

.card_status {
  font-size: 0.75rem;
  font-weight: var(--font_weight_semibold);
  padding: 0.25rem 0.75rem;
  background: rgba(46, 111, 145, 0.2);
  color: var(--accent_secondary);
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card_description {
  font-size: 1.05rem;
  line-height: 1.7;
  flex-grow: 1;
}

.card_meta {
  display: flex;
  gap: var(--spacing_sm);
  flex-wrap: wrap;
}

.meta_item {
  font-size: 0.875rem;
  color: var(--dark_text_muted);
  padding: 0.25rem 0.75rem;
  background: var(--dark_surface);
  border-radius: var(--radius_sm);
}

.card_link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing_xs);
  color: var(--accent_secondary);
  font-weight: var(--font_weight_semibold);
  margin-top: var(--spacing_sm);
}

.card_link:hover {
  color: var(--dark_text);
  gap: var(--spacing_sm);
}

/* ================================
   STORY SECTION
   ================================ */

.story_layout {
  max-width: 900px;
  margin: 0 auto;
}

.story_content {
  background: var(--dark_surface);
  border: 1px solid var(--dark_border);
  border-radius: var(--radius_lg);
  padding: var(--spacing_2xl);
}

.story_body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing_md);
}

.story_body p {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--dark_text_muted);
}

.story_body p:first-child::first-letter {
  font-size: 3.5rem;
  font-weight: var(--font_weight_bold);
  color: var(--accent_primary);
  float: left;
  line-height: 1;
  margin-right: 0.5rem;
}

/* ================================
   GUIDANCE SECTION
   ================================ */

.section_guidance {
  background: var(--dark_surface);
}

.guidance_layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing_2xl);
  align-items: center;
}

.guidance_content h2 {
  margin-bottom: var(--spacing_md);
}

.guidance_content p {
  font-size: 1.125rem;
  margin-bottom: var(--spacing_lg);
}

.guidance_list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing_md);
}

.guidance_list li {
  display: flex;
  align-items: center;
  gap: var(--spacing_sm);
  font-size: 1.05rem;
  color: var(--dark_text_muted);
}

.guidance_list li::before {
  content: '→';
  color: var(--accent_primary);
  font-weight: var(--font_weight_bold);
  font-size: 1.25rem;
}

.guidance_cta {
  background: var(--dark_surface_elevated);
  border: 1px solid var(--dark_border);
  border-radius: var(--radius_lg);
  padding: var(--spacing_xl);
  text-align: center;
}

.cta_label {
  font-size: 0.875rem;
  font-weight: var(--font_weight_semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent_primary);
  margin-bottom: var(--spacing_sm);
}

.guidance_cta h3 {
  margin-bottom: var(--spacing_lg);
}

/* ================================
   LEGACY CAPTURE SECTION
   ================================ */

.section_legacy_capture {
  background: linear-gradient(135deg, var(--dark_surface) 0%, var(--dark_bg) 100%);
  border-top: 1px solid var(--dark_border);
  border-bottom: 1px solid var(--dark_border);
}

.capture_layout {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.capture_content h2 {
  margin-bottom: var(--spacing_md);
}

.capture_content p {
  font-size: 1.125rem;
  margin-bottom: var(--spacing_xl);
}

.legacy_form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing_md);
}

.form_row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing_md);
}

.legacy_form input {
  width: 100%;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  background: var(--dark_surface_elevated);
  border: 1px solid var(--dark_border);
  border-radius: var(--radius_md);
  color: var(--dark_text);
  transition: all var(--transition_base);
}

.legacy_form input:focus {
  outline: none;
  border-color: var(--accent_primary);
  box-shadow: 0 0 0 3px var(--accent_glow);
}

.legacy_form input::placeholder {
  color: var(--dark_text_muted);
}

.form_disclaimer {
  font-size: 0.875rem;
  color: var(--dark_text_muted);
}

/* ================================
   CONTACT SECTION
   ================================ */

.contact_form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing_lg);
}

.form_group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing_xs);
}

.form_group label {
  font-weight: var(--font_weight_medium);
  font-size: 0.95rem;
  color: var(--dark_text);
}

.form_group input,
.form_group textarea {
  width: 100%;
  padding: 0.875rem 1.25rem;
  font-size: 1rem;
  font-family: inherit;
  background: var(--dark_surface);
  border: 1px solid var(--dark_border);
  border-radius: var(--radius_md);
  color: var(--dark_text);
  transition: all var(--transition_base);
}

.form_group input:focus,
.form_group textarea:focus {
  outline: none;
  border-color: var(--accent_primary);
  box-shadow: 0 0 0 3px var(--accent_glow);
}

.form_group textarea {
  resize: vertical;
  min-height: 150px;
}

/* ================================
   FOOTER
   ================================ */

.site_footer {
  background: var(--dark_surface);
  border-top: 1px solid var(--dark_border);
  padding: var(--spacing_3xl) var(--spacing_lg) var(--spacing_xl);
}

.footer_container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--spacing_2xl);
  margin-bottom: var(--spacing_2xl);
}

.footer_brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing_md);
}

.footer_logo {
  height: 50px;
  width: auto;
}

.footer_tagline {
  color: var(--dark_text_muted);
  font-size: 0.95rem;
}

.footer_column h4 {
  font-size: 0.875rem;
  font-weight: var(--font_weight_semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--dark_text);
  margin-bottom: var(--spacing_md);
}

.footer_column nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing_sm);
}

.footer_column a {
  color: var(--dark_text_muted);
  font-size: 0.95rem;
  transition: color var(--transition_base);
}

.footer_column a:hover {
  color: var(--accent_secondary);
}

.footer_bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: var(--spacing_xl);
  border-top: 1px solid var(--dark_border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing_lg);
  flex-wrap: wrap;
}

.footer_bottom p {
  font-size: 0.875rem;
  color: var(--dark_text_muted);
}

/* ================================
   RESPONSIVE
   ================================ */

@media (max-width: 1024px) {
  .guidance_layout {
    grid-template-columns: 1fr;
  }
  
  .footer_container {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer_brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  :root {
    --spacing_3xl: 4rem;
    --spacing_2xl: 3rem;
  }
  
  .logo_text {
    display: inline;
  }
  
  .nav_links {
    gap: var(--spacing_md);
  }
  
  .nav_links a {
    font-size: 0.875rem;
  }
  
  .hero_cta_group {
    flex-direction: column;
    align-items: stretch;
  }
  
  .values_grid,
  .ecosystem_grid {
    grid-template-columns: 1fr;
  }
  
  .form_row {
    grid-template-columns: 1fr;
  }
  
  .footer_container {
    grid-template-columns: 1fr;
  }
  
  .footer_bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .story_content {
    padding: var(--spacing_lg);
  }
}

@media (max-width: 480px) {
  .header_container {
    padding: var(--spacing_sm) var(--spacing_md);
  }
  
  .nav_links {
    gap: var(--spacing_sm);
  }
  
  .hero_wrap {
    padding: var(--spacing_2xl) var(--spacing_md);
  }
  
  section {
    padding: var(--spacing_2xl) var(--spacing_md);
  }
}

/* ================================
   FOCUS STATES & ACCESSIBILITY
   ================================ */

:focus-visible {
  outline: 2px solid var(--accent_primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}