/* ==========================================================================
   TREVIKA DESIGN SYSTEM
   Dark-first brand: Midnight backgrounds, Teal primary, Amber secondary
   Fonts: Nunito (display), DM Sans (body), JetBrains Mono (mono)
   ========================================================================== */

:root {
  /* Brand colors */
  --trv-teal: #00D4AA;
  --trv-teal-dim: #00B894;
  --trv-teal-glow: rgba(0,212,170,0.15);
  --trv-amber: #F0A500;
  --trv-amber-dim: #D4920A;
  --trv-amber-glow: rgba(240,165,0,0.12);

  /* Surfaces */
  --trv-midnight: #0F0F1A;
  --trv-deep: #1A1A2E;
  --trv-surface-dark: #12121F;
  --trv-surface-card: #1E1E32;
  --trv-surface-glass: rgba(30,30,50,0.6);
  --trv-surface-light: #F4F5F7;
  --trv-ice: #FAFBFC;

  /* Grays */
  --trv-gray-100: #E8EAED;
  --trv-gray-200: #D2D5DA;
  --trv-gray-300: #B0B5BD;
  --trv-gray-400: #8A8F9A;
  --trv-gray-500: #6B7080;
  --trv-gray-600: #4A4E5A;
  --trv-gray-700: #333640;
  --trv-gray-800: #252836;
  --trv-gray-900: #1C1E2A;

  /* Semantic */
  --trv-green: #22C55E;
  --trv-coral: #EF4444;
  --trv-immo: #3B82F6;

  /* Legacy compat */
  --trv-white: #FAFBFD;

  /* Typography */
  --font-display: 'Nunito', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
::selection { background: var(--trv-teal); color: var(--trv-midnight); }

body {
  font-family: var(--font-body);
  background: var(--trv-midnight);
  color: var(--trv-gray-200);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  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='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 128px 128px;
}

img { display: block; max-width: 100%; }
a { color: var(--trv-teal); text-decoration: none; transition: color .2s; }
a:hover { color: var(--trv-amber); }

/* ==========================================================================
   SHARED DESIGN SYSTEM
   ========================================================================== */

/* --- Section wrapper --- */
.content-section {
  padding: clamp(5rem, 10vw, 8rem) 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* --- Section headings --- */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--trv-teal);
  font-weight: 500;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 1rem;
  color: #fff;
}

.section-title--light { color: #fff; }

.section-desc {
  font-size: 1.05rem;
  color: var(--trv-gray-400);
  line-height: 1.7;
  max-width: 640px;
}

.section-center {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3.5rem;
}

.section-center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* --- Tag / Badge --- */
.tag {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tag--solar { background: var(--trv-amber-glow); color: var(--trv-amber); border: 1px solid rgba(240,165,0,0.2); }
.tag--immo { background: rgba(74,123,247,0.12); color: var(--trv-immo); border: 1px solid rgba(74,123,247,0.2); }

/* --- Icon box --- */
.icon-box {
  width: 48px; height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.icon-box svg { width: 24px; height: 24px; }

.icon-box--teal { background: var(--trv-teal-glow); color: var(--trv-teal); }
.icon-box--sky { background: var(--trv-teal-glow); color: var(--trv-teal); }
.icon-box--immo { background: rgba(74,123,247,0.12); color: var(--trv-immo); }
.icon-box--green { background: rgba(46,204,135,0.12); color: var(--trv-green); }
.icon-box--amber { background: var(--trv-amber-glow); color: var(--trv-amber); }

.icon-box--lg {
  width: 56px; height: 56px;
  border-radius: 14px;
  margin: 0 auto 1rem;
}
.icon-box--lg svg { width: 28px; height: 28px; }

.icon-box--md {
  width: 52px; height: 52px;
  border-radius: 14px;
  margin: 0 auto 0.8rem;
}
.icon-box--md svg { width: 26px; height: 26px; }

/* --- Cards --- */
.card-glass {
  background: var(--trv-surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: border-color .3s, transform .3s, box-shadow .3s;
}

.card-glass:hover {
  border-color: rgba(255,255,255,0.12);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

/* --- Scroll reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   NAV
   ========================================================================== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.2rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.4s ease;
  background: transparent;
}

nav.scrolled {
  background: rgba(15,15,26,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0.8rem 2rem;
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

.nav-logo, .nav-logo:hover {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.nav-logo .dot { color: var(--trv-teal); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--trv-gray-400);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover { color: #fff; }

.nav-cta {
  background: linear-gradient(135deg, var(--trv-teal), var(--trv-teal-dim)) !important;
  color: var(--trv-midnight) !important;
  padding: 0.55rem 1.4rem;
  border-radius: var(--radius);
  font-weight: 700 !important;
  font-family: var(--font-display) !important;
  font-size: 0.85rem !important;
  transition: all 0.3s !important;
  box-shadow: 0 2px 12px rgba(0,212,170,0.25);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0,212,170,0.4);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  padding: 0.35rem 0.6rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.lang-toggle a,
.lang-toggle span {
  text-decoration: none;
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  transition: all 0.2s;
}

.lang-toggle .lang-active {
  background: rgba(255,255,255,0.12);
  color: white;
}

.lang-toggle--mobile { display: none; }

.lang-toggle a { color: var(--trv-gray-600); }
.lang-toggle a:hover { color: var(--trv-gray-300); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 200;
}

.hamburger span {
  width: 24px; height: 2px;
  background: white;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu overlay */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15,15,26,0.98);
  z-index: 150;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu.active { display: flex; opacity: 1; }

.mobile-menu a {
  color: white;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  transition: color 0.3s;
}

.mobile-menu a:hover { color: var(--trv-teal); }

.mobile-menu .lang-toggle {
  margin-top: 1rem;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  min-height: 100vh;
  background: var(--trv-midnight);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 7rem 2rem 4rem;
  text-align: center;
}

/* Mesh gradients */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-orb.orb1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,212,170,0.1), transparent 70%);
  top: -15%; left: 20%;
  animation: float1 20s ease-in-out infinite;
  will-change: transform;
}

.hero-orb.orb2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(240,165,0,0.06), transparent 70%);
  bottom: -10%; right: 15%;
  animation: float2 25s ease-in-out infinite;
  will-change: transform;
}

@keyframes float1 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(30px,-20px) scale(1.08); } }
@keyframes float2 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-20px,30px) scale(1.05); } }

/* Subtle grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.hero-overline {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--trv-teal);
  margin-bottom: 2.5rem;
  animation: fadeUp 0.8s ease both;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 700;
  color: white;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s ease 0.15s both;
}

.hero h1 .dot { color: var(--trv-teal); }

.hero-desc {
  font-size: 1.15rem;
  color: var(--trv-gray-400);
  line-height: 1.7;
  margin-bottom: 3rem;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeUp 0.8s ease 0.3s both;
}

.hero-divider {
  width: 60px;
  height: 2px;
  margin: 0 auto 2.5rem;
  background: linear-gradient(90deg, var(--trv-teal), var(--trv-amber));
  border-radius: 2px;
  animation: fadeUp 0.8s ease 0.4s both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Three Pillars === */
.hero-pillars {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeUp 0.8s ease 0.5s both;
}

.hero-pillar {
  background: var(--trv-surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: 1.8rem 2.2rem;
  text-decoration: none;
  min-width: 200px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.hero-pillar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--trv-teal), var(--trv-amber));
  opacity: 0;
  transition: opacity 0.3s;
}

.hero-pillar:hover {
  border-color: rgba(0,212,170,0.2);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,212,170,0.08);
}

.hero-pillar:hover::before { opacity: 1; }

.hero-pillar-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--trv-teal);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  display: block;
}

.hero-pillar-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.3rem;
}

.hero-pillar-desc {
  font-size: 0.85rem;
  color: var(--trv-gray-500);
  line-height: 1.5;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--trv-gray-600);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  letter-spacing: 0.15em;
  animation: scrollPulse 2.5s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%,100% { opacity: 0.3; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.7; transform: translateX(-50%) translateY(6px); }
}

/* ==========================================================================
   PLATFORM OVERVIEW
   ========================================================================== */
.platform-overview {
  padding: clamp(5rem, 10vw, 8rem) 2rem;
  background: var(--trv-surface-dark);
  border-top: 1px solid rgba(255,255,255,0.04);
}

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

.platform-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.2rem;
}

.platform-card {
  text-align: center;
  padding: 2rem 1.2rem;
  background: var(--trv-surface-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  transition: all 0.35s ease;
}

.platform-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,212,170,0.2);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.platform-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #fff;
}

.platform-card p {
  font-size: 0.85rem;
  color: var(--trv-gray-400);
  line-height: 1.5;
}

/* ==========================================================================
   COMMON FEATURES
   ========================================================================== */
.common-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.common-card {
  background: var(--trv-surface-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.common-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--trv-teal), var(--trv-amber));
  opacity: 0;
  transition: opacity 0.3s;
}

.common-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 50px rgba(0,0,0,0.3);
  border-color: rgba(255,255,255,0.1);
}

.common-card:hover::after { opacity: 1; }

.common-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #fff;
}

.common-card p {
  font-size: 0.9rem;
  color: var(--trv-gray-400);
  line-height: 1.6;
}

/* ==========================================================================
   HOW IT WORKS
   ========================================================================== */
.how-it-works {
  padding: clamp(5rem, 10vw, 8rem) 2rem;
  background: var(--trv-midnight);
  border-top: 1px solid rgba(255,255,255,0.04);
}

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

.how-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
}

.how-grid::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--trv-teal), var(--trv-amber));
  opacity: 0.2;
  z-index: 1;
}

.how-step {
  text-align: center;
  position: relative;
  z-index: 2;
}

.how-step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 0 6px var(--trv-midnight);
}

.how-step:nth-child(1) .how-step-num { background: linear-gradient(rgba(0,212,170,0.15), rgba(0,212,170,0.15)), var(--trv-midnight); color: var(--trv-teal); }
.how-step:nth-child(2) .how-step-num { background: linear-gradient(rgba(240,165,0,0.15), rgba(240,165,0,0.15)), var(--trv-midnight); color: var(--trv-amber); }
.how-step:nth-child(3) .how-step-num { background: linear-gradient(rgba(74,123,247,0.15), rgba(74,123,247,0.15)), var(--trv-midnight); color: var(--trv-immo); }
.how-step:nth-child(4) .how-step-num { background: linear-gradient(rgba(46,204,135,0.15), rgba(46,204,135,0.15)), var(--trv-midnight); color: var(--trv-green); }

.how-step h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
}

.how-step p {
  font-size: 0.9rem;
  color: var(--trv-gray-400);
  line-height: 1.6;
}

/* ==========================================================================
   VERTICALS
   ========================================================================== */
.verticals {
  padding: clamp(5rem, 10vw, 8rem) 2rem;
  background: var(--trv-surface-dark);
  border-top: 1px solid rgba(255,255,255,0.04);
}

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

.vertical-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.vtab {
  padding: 0.7rem 1.8rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  color: var(--trv-gray-400);
  transition: all 0.3s;
}

.vtab:hover { border-color: var(--trv-gray-500); color: var(--trv-gray-200); }

.vtab.active-solar {
  border-color: rgba(240,165,0,0.4);
  background: var(--trv-amber-glow);
  color: var(--trv-amber);
  font-weight: 700;
}

.vtab.active-immo {
  border-color: rgba(74,123,247,0.4);
  background: rgba(74,123,247,0.12);
  color: var(--trv-immo);
}

.vertical-panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

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

.vertical-panel.active { display: block; }

.vp-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.vp-text h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
  color: #fff;
}

.vp-text p {
  font-size: 1rem;
  color: var(--trv-gray-400);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.vp-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  list-style: none;
}

.vp-feat {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--trv-gray-200);
}

.vp-feat-icon {
  width: 28px; height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
}

.vp-feat-icon.solar { background: var(--trv-amber-glow); }
.vp-feat-icon.immo { background: rgba(74,123,247,0.12); }

.vp-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.vp-card {
  border-radius: var(--radius-xl);
  padding: 2rem;
  position: relative;
}

.vp-card.solar-card {
  background: var(--trv-surface-card);
  border: 1px solid rgba(240,165,0,0.15);
  box-shadow: 0 8px 40px rgba(240,165,0,0.05);
}

.vp-card.immo-card {
  background: var(--trv-surface-card);
  border: 1px solid rgba(74,123,247,0.15);
  box-shadow: 0 8px 40px rgba(74,123,247,0.05);
}

.vp-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.vp-card-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--trv-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.vp-card-badge {
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
}

.vp-card-badge.solar { background: var(--trv-amber-glow); color: var(--trv-amber); }
.vp-card-badge.immo { background: rgba(74,123,247,0.12); color: var(--trv-immo); }

.vp-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.9rem;
}

.vp-card-row:last-child { border: none; }

.vp-card-label { color: var(--trv-gray-500); font-weight: 500; }

.vp-card-value {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--trv-gray-200);
}

.vp-card-value.highlight-solar { color: var(--trv-amber); }
.vp-card-value.highlight-immo { color: var(--trv-immo); }
.vp-card-value.highlight-green { color: var(--trv-green); }

.vp-card-total {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.vp-card-total .total-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--trv-gray-300);
}

.vp-card-total .total-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
}

.vp-card-total .total-value.solar { color: var(--trv-amber); }
.vp-card-total .total-value.immo { color: var(--trv-immo); }

/* Mini cards */
.vp-mini-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.vp-mini-card {
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  background: var(--trv-surface-card);
  border: 1px solid rgba(255,255,255,0.06);
}

.vp-mini-card.solar-mini { border-color: rgba(240,165,0,0.1); }
.vp-mini-card.immo-mini { border-color: rgba(74,123,247,0.1); }

.vp-mini-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.8rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.vp-mini-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--trv-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.vp-mini-badge {
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
}

.vp-mini-badge.solar { background: var(--trv-amber-glow); color: var(--trv-amber); }
.vp-mini-badge.immo { background: rgba(74,123,247,0.12); color: var(--trv-immo); }

.vp-mini-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--trv-gray-200);
  padding: 0.25rem 0;
}

.vp-mini-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.vp-mini-dot.solar { background: var(--trv-amber); }
.vp-mini-dot.immo { background: var(--trv-immo); }
.vp-mini-dot.green { background: var(--trv-green); }
.vp-mini-dot.gray { background: var(--trv-gray-600); }

.vp-cta { margin-top: 2rem; display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }

.vp-learn-more {
  font-size: 0.9rem;
  color: var(--trv-gray-400);
  text-decoration: none;
  transition: color 0.2s;
}
.vp-learn-more:hover { color: var(--trv-teal); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--trv-teal), var(--trv-teal-dim));
  color: var(--trv-midnight);
  box-shadow: 0 2px 16px rgba(0,212,170,0.25);
  font-weight: 700;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0,212,170,0.4);
  color: var(--trv-midnight);
}

.btn-immo {
  background: linear-gradient(135deg, var(--trv-immo), #3A6BDE);
  color: white;
  box-shadow: 0 2px 16px rgba(74,123,247,0.25);
}

.btn-immo:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(74,123,247,0.4);
  color: white;
}

.btn-amber {
  background: linear-gradient(135deg, var(--trv-amber), var(--trv-amber-dim));
  color: var(--trv-midnight);
  box-shadow: 0 2px 16px rgba(240,165,0,0.25);
}

.btn-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(240,165,0,0.4);
  color: var(--trv-midnight);
}

/* ==========================================================================
   CLIENT PORTAL
   ========================================================================== */
.portal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.portal-card {
  background: var(--trv-surface-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.portal-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--trv-immo), var(--trv-teal));
  opacity: 0;
  transition: opacity 0.3s;
}

.portal-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
  border-color: rgba(255,255,255,0.1);
}

.portal-card:hover::before { opacity: 1; }

.portal-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #fff;
}

.portal-card p {
  font-size: 0.9rem;
  color: var(--trv-gray-400);
  line-height: 1.6;
}

/* ==========================================================================
   SOCIAL PROOF
   ========================================================================== */
.proof {
  padding: clamp(4rem, 8vw, 6rem) 2rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.proof-card {
  text-align: center;
  padding: 1.5rem;
}

.proof-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--trv-teal), var(--trv-amber));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.4rem;
}

.proof-label {
  font-size: 0.9rem;
  color: var(--trv-gray-400);
  line-height: 1.4;
}

/* ==========================================================================
   INTEGRATIONS
   ========================================================================== */
.integrations {
  padding: clamp(5rem, 10vw, 8rem) 2rem;
  background: var(--trv-surface-dark);
  border-top: 1px solid rgba(255,255,255,0.04);
}

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

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}

.integration-card {
  background: var(--trv-surface-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
}

.integration-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
  border-color: rgba(0,212,170,0.2);
}

.integration-card h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: #fff;
}

.integration-card p {
  font-size: 0.75rem;
  color: var(--trv-gray-500);
}

/* ==========================================================================
   SECURITY
   ========================================================================== */
.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.security-card {
  background: var(--trv-surface-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.security-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--trv-green), var(--trv-teal));
  opacity: 0;
  transition: opacity 0.3s;
}

.security-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
  border-color: rgba(255,255,255,0.1);
}

.security-card:hover::after { opacity: 1; }

.security-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #fff;
}

.security-card p {
  font-size: 0.9rem;
  color: var(--trv-gray-400);
  line-height: 1.6;
}

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */
.testimonials {
  background: var(--trv-midnight);
  padding: clamp(5rem, 10vw, 8rem) 2rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}

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

.testi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 3rem;
}

.testi-card {
  border-radius: var(--radius-xl);
  padding: 2rem;
}

.testi-card.solar {
  background: rgba(240,165,0,0.05);
  border: 1px solid rgba(240,165,0,0.1);
}

.testi-card.immo {
  background: rgba(74,123,247,0.05);
  border: 1px solid rgba(74,123,247,0.1);
}

.testi-card .tag { margin-bottom: 1rem; }

.testi-quote {
  font-size: 1.05rem;
  color: var(--trv-gray-300);
  line-height: 1.6;
  margin-bottom: 1.2rem;
  font-style: italic;
}

.testi-author {
  font-weight: 600;
  color: white;
  font-size: 0.9rem;
}

.testi-role {
  color: var(--trv-gray-500);
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

/* ==========================================================================
   CTA / WAITLIST
   ========================================================================== */
.cta {
  padding: clamp(5rem, 10vw, 8rem) 2rem;
  text-align: center;
  background: var(--trv-surface-dark);
  border-top: 1px solid rgba(255,255,255,0.04);
  position: relative;
  overflow: hidden;
}

/* Subtle glow behind CTA */
.cta::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0,212,170,0.06), transparent 70%);
  pointer-events: none;
}

.cta-inner {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  line-height: 1.15;
  color: #fff;
}

.cta h2 em {
  font-style: normal;
  color: var(--trv-teal);
}

.cta > .cta-inner > p {
  color: var(--trv-gray-400);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 440px;
  margin: 0 auto;
}

.form-input {
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  background: var(--trv-surface-card);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  width: 100%;
}

.form-input::placeholder { color: var(--trv-gray-600); }
.form-input:focus { border-color: var(--trv-teal); box-shadow: 0 0 0 3px var(--trv-teal-glow); }
.form-input.input-error { border-color: var(--trv-coral); }

.form-select {
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  background: var(--trv-surface-card);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  width: 100%;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7080' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.2rem center;
}

.form-select:focus { border-color: var(--trv-teal); box-shadow: 0 0 0 3px var(--trv-teal-glow); }
.form-select.input-error { border-color: var(--trv-coral); }
.form-select:invalid { color: var(--trv-gray-600); }

.phone-input-wrap {
  display: flex;
  gap: 0;
  width: 100%;
}

.phone-country {
  appearance: none;
  -webkit-appearance: none;
  padding: 0.9rem 2rem 0.9rem 0.6rem;
  border-radius: var(--radius) 0 0 var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  border-right: none;
  background: var(--trv-surface-card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23919EAB' fill='none' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 0.6rem center;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  min-width: 100px;
  outline: none;
  transition: border-color 0.3s;
}

.phone-country:focus { border-color: var(--trv-teal); }

.phone-input-wrap .form-input {
  border-radius: 0 var(--radius) var(--radius) 0;
  flex: 1;
}

.form-submit-btn {
  padding: 0.9rem 2rem;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--trv-teal), var(--trv-teal-dim));
  color: var(--trv-midnight);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 2px 16px rgba(0,212,170,0.25);
}

.form-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0,212,170,0.4);
}

.form-submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.form-message {
  margin-top: 1rem;
  padding: 0.8rem 1.2rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: none;
  animation: fadeUp 0.3s ease;
}

.form-message.success {
  display: block;
  background: rgba(46,204,135,0.1);
  border: 1px solid rgba(46,204,135,0.25);
  color: var(--trv-green);
}

.form-message.error {
  display: block;
  background: rgba(255,107,74,0.1);
  border: 1px solid rgba(255,107,74,0.25);
  color: var(--trv-coral);
}

.cta-sub {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--trv-gray-600);
}

.cta-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  max-width: 900px;
  margin: 0 auto;
  align-items: start;
}

.cta-layout .waitlist-form { max-width: none; }

.cta-trust {
  display: flex;
  align-items: center;
  padding: 1.5rem 0;
}

.cta-testimonial {
  border-left: 3px solid var(--trv-teal);
  padding-left: 1.2rem;
  text-align: left;
}

.cta-testimonial p {
  font-size: 0.95rem;
  color: var(--trv-gray-300);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 0.75rem;
}

.cta-testimonial cite {
  font-size: 0.8rem;
  color: var(--trv-gray-500);
  font-style: normal;
}

/* ==========================================================================
   APP PREVIEW MOCKUP
   ========================================================================== */
.app-preview {
  padding: 2rem 2rem 4rem;
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
}

.app-preview-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--trv-teal);
  text-align: center;
  margin-bottom: 1.5rem;
}

.app-frame {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08);
}

.app-chrome {
  background: #2A2A3E;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.app-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.app-dot.red { background: #FF5F57; }
.app-dot.yellow { background: #FFBD2E; }
.app-dot.green { background: #28CA41; }

.app-url {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--trv-gray-400);
  margin-left: 0.75rem;
  background: rgba(255,255,255,0.06);
  padding: 0.2rem 0.8rem;
  border-radius: 4px;
}

.app-body {
  display: grid;
  grid-template-columns: 180px 1fr;
  min-height: 320px;
}

.app-sidebar {
  background: #1A1A2E;
  padding: 1rem 0;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.app-sidebar-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  padding: 0 1rem 1rem;
  letter-spacing: -0.02em;
}

.app-sidebar-logo span { color: var(--trv-teal); }

.app-nav-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
  color: var(--trv-gray-400);
  cursor: default;
  transition: background 0.2s;
}

.app-nav-item i { width: 16px; height: 16px; }

.app-nav-item.active {
  color: var(--trv-teal);
  background: rgba(0,212,170,0.08);
  border-left: 2px solid var(--trv-teal);
}

.app-main {
  background: #F8F9FB;
  padding: 1.2rem 1.5rem;
}

.app-breadcrumb {
  font-size: 0.75rem;
  color: #6B7080;
  margin-bottom: 1rem;
}

.app-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.app-metric-card {
  background: #fff;
  border-radius: 8px;
  padding: 0.8rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.app-metric-label {
  font-size: 0.65rem;
  color: #8A8F9A;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.app-metric-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: #1A1A2E;
}

.app-metric-value.teal { color: #00A885; }
.app-metric-value small { font-size: 0.7rem; font-weight: 400; color: #8A8F9A; }

.app-table {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  font-size: 0.75rem;
}

.app-table-head,
.app-table-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  padding: 0.5rem 0.8rem;
}

.app-table-head {
  background: #F0F2F5;
  font-weight: 600;
  color: #4A4E5A;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.app-table-row { border-top: 1px solid #F0F2F5; color: #333; }
.app-table-row.highlight-row { background: rgba(0,212,170,0.04); font-weight: 600; }
.app-table-row .positive { color: #16A34A; }
.app-table-row .negative { color: #DC2626; }

/* ==========================================================================
   MID-PAGE CTA
   ========================================================================== */
.mid-cta {
  padding: 3rem 2rem;
  text-align: center;
  background: linear-gradient(180deg, var(--trv-deep), var(--trv-midnight));
  border-top: 1px solid rgba(0,212,170,0.1);
  border-bottom: 1px solid rgba(0,212,170,0.1);
}

.mid-cta-inner {
  max-width: 600px;
  margin: 0 auto;
}

.mid-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
}

.mid-cta p {
  color: var(--trv-gray-400);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-grid {
  max-width: 800px;
  margin: 2rem auto 0;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.faq-item {
  background: var(--trv-surface-card);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  transition: border-color 0.3s;
}

.faq-item[open] { border-color: rgba(0,212,170,0.2); }

.faq-question {
  padding: 1rem 1.5rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-question::after {
  content: '+';
  font-size: 1.2rem;
  color: var(--trv-teal);
  transition: transform 0.2s;
}

.faq-item[open] .faq-question::after {
  content: '\2212';
}

.faq-question::-webkit-details-marker { display: none; }

.faq-answer {
  padding: 0 1.5rem 1rem;
  font-size: 0.95rem;
  color: var(--trv-gray-400);
  line-height: 1.7;
}

/* ==========================================================================
   STICKY CTA BAR
   ========================================================================== */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15,15,26,0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(0,212,170,0.15);
  padding: 0.6rem 2rem;
  text-align: center;
  transform: translateY(0);
  transition: transform 0.3s ease, opacity 0.3s ease;
  opacity: 1;
}

.sticky-cta.hidden,
.sticky-cta.above-hero {
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

.sticky-cta-btn {
  display: inline-block;
  padding: 0.55rem 1.8rem;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--trv-teal), var(--trv-teal-dim));
  color: var(--trv-midnight);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 2px 12px rgba(0,212,170,0.3);
}

.sticky-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0,212,170,0.4);
  color: var(--trv-midnight);
}

/* ==========================================================================
   VERTICAL HERO (dedicated landing pages)
   ========================================================================== */
.vertical-hero {
  padding: 10rem 2rem 5rem;
  text-align: center;
  position: relative;
}

.vertical-hero-inner {
  max-width: 700px;
  margin: 0 auto;
}

.vertical-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 1rem 0;
}

.vertical-hero .hero-desc {
  font-size: 1.1rem;
  color: var(--trv-gray-300);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.solar-hero { background: linear-gradient(180deg, var(--trv-midnight), var(--trv-deep)); }
.immo-hero { background: linear-gradient(180deg, var(--trv-midnight), var(--trv-deep)); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer {
  background: var(--trv-midnight);
  padding: 3rem 2rem 2rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-inner--compact {
  grid-template-columns: 2fr 1fr 1fr;
}

.footer-brand .nav-logo { display: inline-block; }

.footer-brand p {
  color: var(--trv-gray-500);
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 280px;
  margin-top: 0.75rem;
}

.footer-col strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--trv-gray-500);
  margin-bottom: 1rem;
  font-weight: 500;
}

.footer-col a,
.footer-col span {
  display: block;
  color: var(--trv-gray-400);
  text-decoration: none;
  font-size: 0.9rem;
  margin-bottom: 0.6rem;
  transition: color 0.3s;
}

.footer-col a:hover { color: var(--trv-teal); }

.footer-bottom {
  max-width: 1200px;
  margin: 2.5rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.04);
  text-align: center;
}

.footer-bottom p {
  color: var(--trv-gray-600);
  font-size: 0.8rem;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 900px) {
  .platform-grid { grid-template-columns: repeat(3, 1fr); }
  .common-grid { grid-template-columns: 1fr; }
  .how-grid { grid-template-columns: repeat(2, 1fr); }
  .how-grid::before { display: none; }
  .vp-layout { grid-template-columns: 1fr; }
  .portal-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .integrations-grid { grid-template-columns: repeat(2, 1fr); }
  .security-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero-pillars { gap: 1rem; }
  .cta-layout { grid-template-columns: 1fr; }
  .cta-trust { padding: 0; }
  .app-body { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .app-metrics { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .lang-toggle--mobile { display: flex; }
  .platform-grid { grid-template-columns: 1fr; }
  .how-grid { grid-template-columns: 1fr; }
  .hero-pillars { flex-direction: column; align-items: center; }
  .hero-pillar { min-width: 100%; }
  .proof-grid { grid-template-columns: 1fr; }
  .portal-grid { grid-template-columns: 1fr; }
  .integrations-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .vertical-tabs { flex-direction: column; align-items: center; }
  .vp-mini-cards { grid-template-columns: 1fr; }
  .app-metrics { grid-template-columns: 1fr 1fr; }
  .app-frame { margin: 0 -1rem; border-radius: var(--radius); }
}

/* ==========================================================================
   PROSE — Legal pages
   ========================================================================== */
.prose h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
  margin: 2rem 0 0.75rem;
}

.prose p,
.prose li {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--trv-gray-400);
  margin-bottom: 0.6rem;
}

.prose ul {
  list-style: none;
  padding-left: 1.2rem;
}

.prose ul li::before {
  content: "\2022";
  color: var(--trv-teal);
  font-weight: 700;
  margin-left: -1.2rem;
  margin-right: 0.5rem;
}

.prose a {
  color: var(--trv-teal);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.prose a:hover { color: var(--trv-amber); }

.prose code {
  background: rgba(255,255,255,0.06);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--trv-teal);
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.9rem;
}

.prose th,
.prose td {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  color: var(--trv-gray-400);
}

.prose th {
  font-weight: 600;
  color: #fff;
  background: rgba(255,255,255,0.04);
}

.prose .text-muted {
  margin-top: 2.5rem;
  font-size: 0.85rem;
  color: var(--trv-gray-600);
  font-style: italic;
}

/* ==========================================================================
   SUBPAGE
   ========================================================================== */
.subpage {
  padding-top: 8rem;
}

.subpage h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--trv-teal);
}

/* ==========================================================================
   BRANDBOOK — Unique styles (page served separately)
   ========================================================================== */
.bb-hero {
  min-height: 100vh;
  padding: 2rem;
}

.bb-hero-logo {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: white;
  margin-bottom: 0.5rem;
  text-align: center;
}

.bb-hero-logo span { color: var(--trv-teal); }

.bb-hero-sub {
  font-family: var(--font-display);
  font-size: clamp(0.9rem, 2vw, 1.2rem);
  color: var(--trv-gray-500);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 3rem;
  font-weight: 300;
  text-align: center;
}

.bb-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--trv-gray-600);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: bb-bob 2s ease-in-out infinite;
}

@keyframes bb-bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

.bb-essence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

.bb-essence-card {
  background: var(--trv-surface-card);
  border-radius: var(--radius-xl);
  padding: 2rem;
  border: 1px solid rgba(255,255,255,0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.bb-essence-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,212,170,0.08);
  border-color: rgba(0,212,170,0.15);
}

.bb-essence-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.bb-essence-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #fff;
}

.bb-essence-card p {
  font-size: 0.9rem;
  color: var(--trv-gray-400);
  line-height: 1.6;
}

/* BB Positioning */
.bb-positioning-block { margin-top: 2rem; }

.bb-positioning-structure {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
  align-items: stretch;
}

.bb-pos-col {
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.bb-pos-col.universal {
  grid-column: 1 / -1;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  margin-bottom: 0.5rem;
}

.bb-pos-col.solar {
  background: rgba(240,165,0,0.06);
  border: 1px solid rgba(240,165,0,0.12);
}

.bb-pos-col.immo {
  background: rgba(74,123,247,0.06);
  border: 1px solid rgba(74,123,247,0.12);
}

.bb-pos-separator {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--trv-gray-600);
  letter-spacing: 0.1em;
}

.highlight { color: var(--trv-teal); font-weight: 600; }

/* BB shared dark-panel */
.dark-panel {
  background: var(--trv-surface-card);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  border: 1px solid rgba(255,255,255,0.06);
  color: var(--trv-gray-200);
}

.dark-panel h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--trv-teal);
}

.dark-panel > p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--trv-gray-400);
}

/* BB misc */
.bb-pos-col h3 { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.8rem; }
.bb-pos-col.solar h3 { color: var(--trv-amber); }
.bb-pos-col.immo h3 { color: var(--trv-immo); }
.bb-pos-col.universal h3 { color: var(--trv-teal); }
.bb-pos-col ul { list-style: none; padding: 0; }
.bb-pos-col li { font-size: 0.85rem; color: var(--trv-gray-300); padding: 0.2rem 0; }
.bb-pos-col li::before { content: ''; display: inline-block; width: 4px; height: 4px; border-radius: 50%; margin-right: 0.5rem; vertical-align: middle; }
.bb-pos-col.solar li::before { background: var(--trv-amber); }
.bb-pos-col.immo li::before { background: var(--trv-immo); }

/* UX flow */
.bb-ux-flow { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.bb-ux-step { background: var(--trv-surface-card); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-lg); padding: 1rem 1.5rem; text-align: center; min-width: 140px; }
.bb-ux-step-title { font-family: var(--font-display); font-size: 0.9rem; font-weight: 600; color: #fff; margin-bottom: 0.25rem; }
.bb-ux-step-label { font-size: 0.7rem; color: var(--trv-gray-500); }
.bb-ux-arrow { color: var(--trv-gray-600); font-size: 1.2rem; }
.bb-ux-branches { display: flex; gap: 1.5rem; margin-left: 0.5rem; }
.bb-ux-branch { text-align: center; }
.bb-ux-branch-tag { display: inline-block; padding: 0.3rem 0.8rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600; margin-bottom: 0.3rem; }
.bb-ux-branch-tag.solar { background: var(--trv-amber-glow); color: var(--trv-amber); }
.bb-ux-branch-tag.immo { background: rgba(74,123,247,0.12); color: var(--trv-immo); }
.bb-ux-branch-label { font-size: 0.7rem; color: var(--trv-gray-500); }

/* Messaging levels */
.bb-messaging-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; }
.bb-msg-card { background: var(--trv-surface-card); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-xl); padding: 1.5rem; position: relative; overflow: hidden; }
.bb-msg-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; }
.bb-msg-card:nth-child(1)::before { background: var(--trv-teal); }
.bb-msg-card:nth-child(2)::before { background: linear-gradient(90deg, var(--trv-amber), var(--trv-immo)); }
.bb-msg-card:nth-child(3)::before { background: var(--trv-amber); }
.bb-msg-label { font-family: var(--font-mono); font-size: 0.7rem; color: var(--trv-teal); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.75rem; }
.bb-msg-headline { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: 0.5rem; }
.bb-msg-desc { font-size: 0.85rem; color: var(--trv-gray-400); line-height: 1.6; margin-bottom: 0.75rem; }
.bb-msg-example { font-size: 0.8rem; font-style: italic; color: var(--trv-gray-500); border-left: 2px solid rgba(255,255,255,0.06); padding-left: 0.75rem; }

/* Logo display */
.bb-logo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; }
.bb-logo-cell { display: flex; align-items: center; justify-content: center; min-height: 200px; border-radius: var(--radius-xl); padding: 2rem; border: 1px solid rgba(255,255,255,0.06); }
.bb-logo-cell--dark { background: var(--trv-midnight); }
.bb-logo-cell--light { background: var(--trv-surface-light); }
.bb-logo-cell--amber { background: var(--trv-amber); }
.bb-logo-cell--warm { background: #FFF8EE; }
.bb-logo-caption { text-align: center; font-size: 0.75rem; color: var(--trv-gray-500); margin-top: 0.5rem; }

/* Color swatches */
.bb-color-group-title { font-family: var(--font-display); font-weight: 600; font-size: 0.9rem; color: var(--trv-teal); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2.5rem; margin-bottom: 0.5rem; }
.bb-swatch-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 1rem; }
.bb-swatch { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(255,255,255,0.06); }
.bb-swatch-color { height: 100px; }
.bb-swatch-info { padding: 0.75rem; }
.bb-swatch-name { font-family: var(--font-display); font-weight: 600; font-size: 0.85rem; color: #fff; margin-bottom: 0.2rem; }
.bb-swatch-hex { font-family: var(--font-mono); font-size: 0.75rem; color: var(--trv-gray-400); }
.bb-swatch-role { font-size: 0.7rem; color: var(--trv-gray-500); margin-top: 0.2rem; }

/* Typography samples */
.bb-type-grid { margin-top: 2rem; }
.bb-type-row { display: flex; align-items: baseline; gap: 2rem; padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,0.04); }
.bb-type-meta { min-width: 200px; font-family: var(--font-mono); font-size: 0.7rem; color: var(--trv-gray-500); line-height: 1.8; }
.bb-type-sample { flex: 1; color: #fff; }

/* Voice do/don't */
.bb-voice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; }
.bb-voice-col { padding: 1.5rem; border-radius: var(--radius-lg); }
.bb-voice-col.do { background: rgba(0,212,170,0.06); border: 1px solid rgba(0,212,170,0.12); }
.bb-voice-col.dont { background: rgba(255,107,74,0.06); border: 1px solid rgba(255,107,74,0.12); }
.bb-voice-col h4 { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.75rem; }
.bb-voice-col.do h4 { color: var(--trv-teal); }
.bb-voice-col.dont h4 { color: var(--trv-coral); }
.bb-voice-item { font-size: 0.85rem; color: var(--trv-gray-300); line-height: 1.6; margin-bottom: 0.5rem; padding-left: 0.75rem; border-left: 2px solid rgba(255,255,255,0.06); }

/* Taglines */
.bb-tagline-grid { margin-top: 2rem; }
.bb-tagline-row { display: flex; align-items: center; gap: 1.5rem; padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,0.04); }
.bb-tagline-text { flex: 1; font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: #fff; }
.bb-tagline-use { font-size: 0.75rem; color: var(--trv-gray-500); min-width: 140px; }

/* Rules */
.bb-rules-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; }
.bb-rule { padding: 1.2rem; border-radius: var(--radius-lg); border: 1px solid rgba(255,255,255,0.06); }
.bb-rule.do { border-top: 3px solid var(--trv-teal); }
.bb-rule.dont { border-top: 3px solid var(--trv-coral); }
.bb-rule p { font-size: 0.85rem; color: var(--trv-gray-300); line-height: 1.6; }
.bb-rule strong { color: #fff; }

/* App icon */
.bb-appicon-grid { display: flex; gap: 1.5rem; flex-wrap: wrap; margin-top: 2rem; }
.bb-appicon-cell { text-align: center; }
.bb-appicon { width: 80px; height: 80px; border-radius: var(--radius-xl); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 800; font-size: 1.5rem; letter-spacing: -0.06em; }

/* BB Responsive */
@media (max-width: 768px) {
  .bb-messaging-grid { grid-template-columns: 1fr; }
  .bb-logo-grid { grid-template-columns: 1fr; }
  .bb-swatch-grid { grid-template-columns: repeat(2, 1fr); }
  .bb-type-row { flex-direction: column; gap: 0.5rem; }
  .bb-type-meta { min-width: 0; }
  .bb-voice-grid { grid-template-columns: 1fr; }
  .bb-rules-grid { grid-template-columns: 1fr; }
  .bb-positioning-structure { grid-template-columns: 1fr; }
  .bb-ux-flow { flex-direction: column; }
}

/* ==========================================================================
   PRINT
   ========================================================================== */
@media print {
  body::before { display: none; }
  .reveal { opacity: 1 !important; transform: none !important; }
  * { animation: none !important; transition: none !important; }
  nav, .mobile-menu { display: none; }
  .hero { min-height: auto; padding: 40px 20px; }
}