/* ==========================================================================
   FUTURE LAB — LUMINOUS DAWN FULL LANDSCAPE DESIGN SYSTEM (v2.4.2)
   Harmonious Golden Amber Solar Energy Badge with Lighter Bronze Tone
   ========================================================================== */

:root {
  /* Warm Ivory Sunrise Palette */
  --bg-primary: #FAF6F0; /* Soft warm ivory base */
  --bg-secondary: rgba(245, 238, 228, 0.75); /* Warm ivory glass surface */
  --bg-surface: rgba(255, 253, 248, 0.86); /* Frosted pearl glass card */
  --bg-surface-hover: rgba(255, 255, 255, 0.96);
  --border-subtle: rgba(217, 119, 6, 0.22);
  --border-hover: rgba(217, 119, 6, 0.5);

  --accent-gold: #D97706; /* Rich warm amber gold */
  --accent-amber: #B45309; /* Deep golden bronze */
  --accent-copper: #C2410C; /* Warm radiant copper */
  --accent-dark-bronze: #7C2D12; /* Dark high-contrast bronze for badges */
  --accent-glow: rgba(217, 119, 6, 0.15);

  --text-primary: #1C1917; /* Deep charcoal stone text */
  --text-secondary: #383533; /* Darker warm slate text for legibility */
  --text-muted: #78716C; /* Muted stone text */

  /* Refined Elegant Typography */
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Layout & Spacing */
  --container-max: 1240px;
  --radius-sm: 7px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 63%;
  overflow-x: hidden;
}

/* Full-Page Fixed Golden Sea Sunrise Landscape Background */
body {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.35) 0%, rgba(247, 240, 230, 0.62) 50%, rgba(243, 234, 222, 0.78) 100%), url('future_sunset_hero.jpg') center/cover fixed no-repeat;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1.4rem;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(250, 246, 240, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-normal);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 1.5px;
}

.brand-logo-icon {
  width: 26px;
  height: 26px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  box-shadow: 0 0 12px var(--accent-glow);
}

.brand-logo-icon svg {
  width: 14px;
  height: 14px;
  fill: #FFFDF7;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 26px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 600;
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-amber);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-amber);
  border-radius: 2px;
}

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

/* Language Selector Pills */
.lang-selector {
  display: flex;
  align-items: center;
  background: rgba(243, 235, 224, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 4px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 700;
  padding: 4px 11px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-fast);
}

.lang-btn.active {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
  color: #FFFDF7;
  box-shadow: 0 2px 10px rgba(217, 119, 6, 0.3);
}

.btn-cta {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
  color: #FFFDF7;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.2rem;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: var(--transition-normal);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 16px rgba(217, 119, 6, 0.28);
}

.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(217, 119, 6, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.2rem;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.btn-secondary:hover {
  background: #FFFFFF;
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.8rem;
  cursor: pointer;
}

/* Radiant Golden Sunrise Hero Section */
.hero-section {
  position: relative;
  min-height: 85vh;
  padding-top: 118px;
  padding-bottom: 64px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: transparent;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.55;
}

.hero-content {
  max-width: 800px;
}

/* Hero Badges Row */
.hero-badges-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

/* Section Tag Badge */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: rgba(217, 119, 6, 0.16);
  border: 1px solid rgba(180, 83, 9, 0.4);
  border-radius: var(--radius-pill);
  color: #7C2D12;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

/* Solar Energy Badge Button (Slightly Lighter Tone) */
.solar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: rgba(217, 119, 6, 0.12);
  border: 1px solid rgba(180, 83, 9, 0.35);
  border-radius: var(--radius-pill);
  color: #B45309; /* Lighter warm amber bronze tone */
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: var(--transition-fast);
}

.solar-badge:hover {
  background: rgba(217, 119, 6, 0.22);
  border-color: rgba(217, 119, 6, 0.6);
  color: #D97706;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.18);
}

.solar-icon {
  font-size: 1.1rem;
}

/* Hero Title */
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.1rem, 3.1vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.3px;
  margin-bottom: 18px;
  color: var(--text-primary);
}

.hero-title span.gradient-text {
  background: linear-gradient(135deg, #D97706 0%, #B45309 50%, #C2410C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.4rem;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 720px;
  background: rgba(255, 253, 248, 0.88);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent-gold);
  backdrop-filter: blur(8px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

/* Founder Banner */
.founder-card-banner {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.founder-avatar {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
  color: #FFFDF7;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.2rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
}

.founder-tag {
  font-size: 0.9rem;
  font-weight: 800;
  color: #7C2D12;
  letter-spacing: 1px;
}

.founder-name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
}

.founder-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* General Section Styles */
.section {
  padding: 68px 0;
  position: relative;
}

.section-header {
  margin-bottom: 42px;
  max-width: 680px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 2.3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.25;
  margin-top: 8px;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.3rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.glass-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  background: var(--bg-surface-hover);
  box-shadow: 0 12px 30px rgba(217, 119, 6, 0.14);
}

.card-icon {
  width: 36px;
  height: 36px;
  background: rgba(217, 119, 6, 0.12);
  border: 1px solid rgba(217, 119, 6, 0.3);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  color: var(--accent-amber);
  font-size: 1.3rem;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.card-text {
  color: var(--text-secondary);
  font-size: 1.25rem;
  line-height: 1.6;
}

/* 6-Step Methodology Grid */
.modalities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.modality-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-normal);
  backdrop-filter: blur(12px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
}

.modality-card:hover {
  border-color: var(--accent-gold);
  background: var(--bg-surface-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(217, 119, 6, 0.14);
}

.modality-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: #7C2D12;
  margin-bottom: 8px;
}

/* Manifesto Box */
.manifesto-box {
  background: linear-gradient(135deg, rgba(255, 253, 248, 0.94) 0%, rgba(245, 238, 228, 0.96) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.manifesto-paragraph {
  font-size: 1.35rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 18px;
}

.result-banner {
  margin-top: 28px;
  padding: 24px;
  background: rgba(217, 119, 6, 0.09);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent-gold);
  border-radius: var(--radius-md);
}

.result-banner h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: #7C2D12;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.result-banner h3 {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  color: var(--text-primary);
  margin-bottom: 8px;
  font-weight: 800;
}

.result-banner p {
  color: var(--text-secondary);
  font-size: 1.3rem;
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.email-direct-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(217, 119, 6, 0.14);
  border: 1px solid rgba(217, 119, 6, 0.35);
  border-radius: var(--radius-pill);
  color: #7C2D12;
  font-weight: 800;
  font-size: 1.25rem;
  text-decoration: none;
  margin-bottom: 16px;
  transition: var(--transition-fast);
}

.email-direct-badge:hover {
  background: rgba(217, 119, 6, 0.24);
}

/* Form Styles */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-input, .form-textarea {
  width: 100%;
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1.25rem;
  outline: none;
  transition: var(--transition-fast);
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.02);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 10px rgba(217, 119, 6, 0.2);
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
}

/* Footer */
.footer {
  background: rgba(243, 235, 224, 0.88);
  border-top: 1px solid var(--border-subtle);
  padding: 42px 0 20px;
  backdrop-filter: blur(12px);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  color: var(--text-muted);
  font-size: 1.15rem;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: #FFFFFF;
  border: 1px solid var(--accent-gold);
  color: var(--text-primary);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsive Queries */
@media (max-width: 992px) {
  .nav-menu {
    position: fixed;
    top: 68px;
    left: 0;
    width: 100%;
    background: rgba(245, 238, 228, 0.96);
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    transform: translateY(-150%);
    transition: var(--transition-normal);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  }

  .nav-menu.active {
    transform: translateY(0);
  }

  .mobile-toggle {
    display: block;
  }
}