/* ══════════════════════════════════════════════════════════════
   SUNNY CITY — Premium Solar Energy Architecture
   Adaptive Dark/Light Themes · Tactile Grain Glass · Mobile Optimized
   ══════════════════════════════════════════════════════════════ */

:root,
[data-theme="dark"] {
  /* ── Color Palette (Dark Theme) ── */
  --gold: #d4af37;
  --gold-light: #f5cf56;
  --gold-glow: rgba(212, 175, 55, 0.35);
  --gold-glow-intense: rgba(212, 175, 55, 0.65);
  --eco: #3ddc84;
  --eco-glow: rgba(61, 220, 132, 0.25);
  --obsidian: #0a0a0d;
  --charcoal: #101116;
  --surface: #15161c;
  --surface-2: #1e2029;
  --border: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(212, 175, 55, 0.35);
  --text-primary: #f2f2f7;
  --text-secondary: #9ea0b2;
  --text-muted: #64677a;
  --white: #ffffff;

  /* Hero */
  --hero-overlay-1: rgba(10, 10, 13, 0.678);
  --hero-overlay-2: rgba(10, 10, 13, 0.301);
  --hero-gradient: #0a0a0d;

  /* ── Transparent Frosted Glass with Grain (Dark) ── */
  --glass-blur: 28px;
  --glass-saturate: 225%;
  --glass-contrast: 105%;

  /* High-translucency glass base with delicate tint */
  --big-glass-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(22, 26, 38, 0.30) 45%, rgba(10, 12, 18, 0.45) 100%);
  --big-glass-border: rgba(255, 255, 255, 0.16);
  --big-glass-border-hover: rgba(212, 175, 55, 0.65);
  --big-glass-shadow: 0 24px 50px -12px rgba(0, 0, 0, 0.55), 0 12px 24px -8px rgba(0, 0, 0, 0.4);
  --big-glass-highlight: inset 0 1.5px 1px 0 rgba(255, 255, 255, 0.35), inset 0 -1px 1px 0 rgba(255, 255, 255, 0.05);

  --big-glass-glow: 0 0 28px rgba(212, 175, 55, 0.14);
  --big-glass-glow-hover: 0 0 45px rgba(212, 175, 55, 0.38), 0 0 90px rgba(245, 207, 86, 0.20), inset 0 0 24px rgba(212, 175, 55, 0.16);

  /* Navbar: Translucent Frosted Glass */
  --nav-bg: rgba(10, 10, 14, 0.226);
  --nav-bg-scrolled: rgba(10, 10, 14, 0.397);
  --nav-border: rgba(255, 255, 255, 0.13);
  --nav-glow: 0 4px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(212, 175, 55, 0.08);

  /* SVG Noise Grain Texture */
  --glass-grain: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.055'/%3E%3C/svg%3E");

  /* Slider Glow Progress */
  --slider-track-bg: #d4af3749;
  --slider-glow-left: 0 0 18px #d4af37b3, 0 0 32px rgba(245, 207, 86, 0.35);

  /* Dimensions */
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-w: 1440px;
}

/* ══════════════════════════════════════════════════════════════
   LIGHT THEME CONFIGURATION
   Transparent Frosted Glass with Delicate Grain & Ambient Glow
   ══════════════════════════════════════════════════════════════ */
[data-theme="light"] {
  --gold: #e49800;
  --gold-light: #c98c0b;
  --gold-glow: rgba(180, 122, 6, 0.28);
  --gold-glow-intense: rgba(180, 122, 6, 0.55);
  --eco: #059669;
  --eco-glow: rgba(5, 150, 105, 0.22);
  --obsidian: #f6f8fb;
  --charcoal: #edf2f7;
  --surface: #ffffff;
  --surface-2: #e2e8f0;
  --border: rgba(15, 23, 42, 0.10);
  --border-gold: rgba(180, 122, 6, 0.35);
  --text-primary: #090e17;
  --text-secondary: #334155;
  --text-muted: #546479;
  --white: #ffffff;

  --hero-overlay-1: rgba(246, 248, 251, 0.63);
  --hero-overlay-2: rgba(246, 248, 251, 0.336);
  --hero-gradient: #f6f8fb;

  /* ── Transparent Frosted Glass with Grain (Light) ── */
  --glass-blur: 28px;
  --glass-saturate: 180%;
  --glass-contrast: 102%;

  /* High-translucency white glass */
  --big-glass-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.70) 0%, rgba(246, 249, 254, 0.40) 45%, rgba(238, 244, 252, 0.50) 100%);
  --big-glass-border: rgba(203, 213, 225, 0.75);
  --big-glass-border-hover: rgba(180, 122, 6, 0.65);
  --big-glass-shadow: 0 20px 45px -12px rgba(15, 23, 42, 0.08), 0 8px 18px -6px rgba(15, 23, 42, 0.04);
  --big-glass-highlight: inset 0 1.5px 1px 0 rgba(255, 255, 255, 0.95), inset 0 -1px 1px 0 rgba(15, 23, 42, 0.04);

  --big-glass-glow: 0 0 25px rgba(212, 175, 55, 0.16);
  --big-glass-glow-hover: 0 0 40px rgba(180, 122, 6, 0.36), 0 0 80px rgba(212, 175, 55, 0.22), inset 0 0 18px rgba(212, 175, 55, 0.14);

  /* Navbar */
  --nav-bg: rgba(255, 255, 255, 0.68);
  --nav-bg-scrolled: rgba(255, 255, 255, 0.88);
  --nav-border: rgba(226, 232, 240, 0.80);
  --nav-glow: 0 8px 30px rgba(15, 23, 42, 0.05), 0 0 15px rgba(180, 122, 6, 0.08);

  /* SVG Noise Grain Texture (Light Theme) */
  --glass-grain: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.038'/%3E%3C/svg%3E");

  --slider-track-bg: #d4af3749;
  --slider-glow-left: 0 0 16px rgba(180, 122, 6, 0.65), 0 0 28px rgba(201, 140, 11, 0.35);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: 'Plus Jakarta Sans', 'Noto Sans Armenian', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--obsidian);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  max-width: 100vw;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition), color var(--transition);
}

:lang(am) body,
[data-lang="am"] {
  font-family: 'Noto Sans Armenian', 'Plus Jakarta Sans', sans-serif;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

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

/* ── Typography & Headings ── */
.section-overline {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: clamp(1.75rem, 3.5vw, 2.9rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 1rem;
  word-break: break-word;
  overflow-wrap: break-word;
}

.section-sub {
  font-size: clamp(0.92rem, 1.25vw, 1.05rem);
  color: var(--text-secondary);
  max-width: 58ch;
  line-height: 1.7;
}

.section-header {
  margin-bottom: clamp(2.5rem, 4.5vw, 3.8rem);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
}

.section-header.center {
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.gold {
  color: var(--gold);
}

.eco {
  color: var(--eco);
}

/* ── Container Layout ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3.5vw, 3.5rem);
  width: 100%;
}

section {
  padding: clamp(3.5rem, 6vw, 7.5rem) 0;
  transition: background-color var(--transition);
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--gold);
  color: #050507;
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.95rem 2.2rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.30);
  box-shadow: 0 0 24px var(--gold-glow);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--gold-light);
  box-shadow: 0 0 40px var(--gold-glow);
  transform: translateY(-2px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.95rem 2.2rem;
  border: 1px solid var(--border);
  border-radius: 9999px;
  transition: var(--transition);
  white-space: nowrap;
}

[data-theme="light"] .btn-ghost {
  background: #ffffff;
  border-color: rgba(203, 213, 225, 0.9);
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
}

.btn-ghost:hover {
  border-color: var(--border-gold);
  color: var(--gold);
  background: rgba(212, 175, 55, 0.1);
  transform: translateY(-2px);
}

/* ══════════════════════════════════════════════════════════
   FROSTED GLASS WITH GRAIN TEXTURE (PSEUDO-ELEMENT)
   Creates high-end physical frosted glass with micro-speckles
   ══════════════════════════════════════════════════════════ */
.nav-header,
.hero-stats,
.roi-panel,
.contact-form-wrapper {
  position: relative;
}

.nav-header::before,
.hero-stats::before,
.roi-panel::before,
.contact-form-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image: var(--glass-grain);
  background-repeat: repeat;
  background-size: 150px 150px;
  pointer-events: none;
  opacity: 0.85;
  mix-blend-mode: overlay;
  z-index: 0;
}

/* ══════════════════════════════════════════
   1. BIG BOX: FROSTED GLASS NAVIGATION BAR
   ══════════════════════════════════════════ */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  border-bottom: 1px solid var(--nav-border);
  box-shadow: var(--nav-glow);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.nav-header:hover {
  border-bottom-color: var(--border-gold);
  box-shadow: var(--nav-glow), 0 0 32px var(--gold-glow);
}

.nav-header.scrolled {
  background: var(--nav-bg-scrolled);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.45);
}

[data-theme="light"] .nav-header.scrolled {
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3.5vw, 3.5rem);
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.brand-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  display: block;
}

.brand-logo-footer {
  height: 34px;
}

.logo-text {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.22rem;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  white-space: nowrap;
}

.logo-accent {
  color: var(--gold);
  margin-left: 0.15rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--gold);
  background: rgba(255, 255, 255, 0.06);
}

[data-theme="light"] .nav-link:hover,
[data-theme="light"] .nav-link.active {
  color: var(--gold);
  background: rgba(15, 23, 42, 0.05);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* ── Language Switcher ── */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255, 255, 255, 0.06);
  padding: 3px;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: var(--transition);
  flex-shrink: 0;
}

[data-theme="light"] .lang-switcher {
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(15, 23, 42, 0.12);
}

.lang-btn {
  font-family: 'Outfit', sans-serif;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  opacity: 0.85;
  padding: 0.32rem 0.65rem;
  border-radius: 9999px;
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

[data-theme="light"] .lang-btn {
  color: #1e293b;
  opacity: 0.9;
}

.lang-btn:hover {
  opacity: 1;
  color: var(--gold);
}

/* Active switch button: Glass capsule with glowing halo */
.lang-btn.active {
  opacity: 1;
  color: #fce79a;
  background: rgba(212, 175, 55, 0.22);
  border: 1px solid rgba(212, 175, 55, 0.65);
  box-shadow: 0 0 14px rgba(212, 175, 55, 0.40), inset 0 1px 1px rgba(255, 255, 255, 0.40);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.lang-btn.active:hover {
  border-color: var(--gold-light);
  box-shadow: 0 0 22px rgba(212, 175, 55, 0.70), 0 0 35px rgba(245, 207, 86, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.60);
}

[data-theme="light"] .lang-btn.active {
  color: #92400e;
  background: #ffffff;
  border: 1px solid rgba(180, 122, 6, 0.50);
  box-shadow: 0 2px 8px rgba(180, 122, 6, 0.25), inset 0 1px 1px #ffffff;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

[data-theme="light"] .lang-btn.active:hover {
  border-color: var(--gold);
  box-shadow: 0 2px 14px rgba(180, 122, 6, 0.45), 0 0 22px rgba(212, 175, 55, 0.30), inset 0 1px 1px #ffffff;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

[data-theme="light"] .theme-toggle-btn {
  background: rgba(15, 23, 42, 0.05);
  border: 1px solid rgba(15, 23, 42, 0.12);
}

.theme-toggle-btn:hover {
  border-color: var(--border-gold);
  color: var(--gold);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.25);
  transform: translateY(-1px);
}

[data-theme="dark"] .theme-toggle-btn .sun-icon {
  display: block;
}

[data-theme="dark"] .theme-toggle-btn .moon-icon {
  display: none;
}

[data-theme="light"] .theme-toggle-btn .sun-icon {
  display: none;
}

[data-theme="light"] .theme-toggle-btn .moon-icon {
  display: block;
}

.nav-cta {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #050507;
  background: var(--gold);
  padding: 0.65rem 1.4rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: var(--transition);
  box-shadow: 0 0 16px var(--gold-glow);
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  z-index: 1001;
  flex-shrink: 0;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu-btn.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.open span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ══════════════════════════════════════════
   HERO SECTION
   ══════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 76px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(circle at 75% 35%, var(--gold-glow), transparent 60%), var(--obsidian);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(1) saturate(1);
  transition: filter var(--transition);
}

[data-theme="light"] .hero-img {
  filter: brightness(0.92) saturate(0.8) opacity(0.3);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--hero-overlay-1) 48%, var(--hero-overlay-2) 100%);
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--hero-gradient) 0%, transparent 60%);
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  justify-content: space-evenly;
  pointer-events: none;
}

.grid-line {
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(212, 175, 55, 0.08), transparent);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-top: 2.5rem;
  padding-bottom: 5rem;
}

.hero-content {
  max-width: 860px;
  width: 100%;
}

.hero-badge-wrap {
  margin-bottom: 1.25rem;
  width: 100%;
  max-width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: clamp(0.72rem, 2.2vw, 0.82rem);
  font-weight: 600;
  color: var(--gold);
  border: 1px solid var(--border-gold);
  background: rgba(212, 175, 55, 0.08);
  padding: 0.45rem 1.1rem;
  border-radius: 9999px;
  max-width: 100%;
  white-space: normal;
  word-break: break-word;
  line-height: 1.4;
}

.hero-badge::before {
  content: '✦';
  font-size: 0.75rem;
  color: var(--gold);
  flex-shrink: 0;
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: clamp(2.1rem, 4.4vw, 4.1rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  word-break: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.hero-title-line.gold {
  color: var(--gold);
  text-shadow: 0 0 35px var(--gold-glow);
}

.hero-sub {
  font-size: clamp(0.95rem, 1.35vw, 1.15rem);
  color: var(--text-secondary);
  max-width: 56ch;
  line-height: 1.75;
  margin-bottom: 2.25rem;
  word-break: break-word;
  overflow-wrap: break-word;
}

/* ── 2. BIG BOX: HERO STATS FROSTED GLASS PILL ── */
.hero-stats {
  display: inline-flex;
  align-items: center;
  gap: 2.2rem;
  margin-bottom: 2.5rem;
  background: var(--big-glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  border: 1px solid var(--big-glass-border);
  border-radius: 9999px;
  padding: 1.15rem 2.5rem;
  box-shadow: var(--big-glass-shadow), var(--big-glass-highlight), var(--big-glass-glow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  max-width: 100%;
  box-sizing: border-box;
}

.hero-stats:hover {
  transform: translateY(-2px);
  border-color: var(--big-glass-border-hover);
  box-shadow: var(--big-glass-shadow), var(--big-glass-highlight), var(--big-glass-glow-hover);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  position: relative;
  z-index: 1;
  min-width: 0;
}

.stat-num {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: clamp(1.6rem, 2.4vw, 2.15rem);
  font-weight: 800;
  line-height: 1;
  color: var(--gold);
}

.stat-unit {
  font-size: 0.65em;
  margin-left: 0.1em;
  opacity: 0.85;
}

.stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  text-transform: uppercase;
  white-space: nowrap;
}

.hero-divider {
  width: 1px;
  height: 38px;
  background: var(--border);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollAnim 2s ease-in-out infinite;
  margin: 0 auto;
}

@keyframes scrollAnim {
  0% {
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    opacity: 1;
    transform: scaleY(1);
  }

  100% {
    opacity: 0;
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* ══════════════════════════════════════════
   ABOUT SECTION
   ══════════════════════════════════════════ */
.about-section {
  background: var(--charcoal);
  border-top: 1px solid var(--border);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: clamp(3rem, 5vw, 5.5rem);
  align-items: center;
}

.about-body {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 60ch;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
  transition: var(--transition);
}

[data-theme="light"] .feature-item {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.feature-item:hover {
  border-color: var(--border-gold);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-top: 2px;
  flex-shrink: 0;
}

.feature-icon.gold {
  color: var(--gold);
}

.feature-icon.eco {
  color: var(--eco);
}

.feature-title {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.feature-body {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.about-visual {
  width: clamp(220px, 25vw, 320px);
  aspect-ratio: 1;
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.av-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border-gold);
  animation: spin-slow linear infinite;
}

.av-ring-1 {
  width: 100%;
  height: 100%;
  border-style: dashed;
  animation-duration: 40s;
}

.av-ring-2 {
  width: 74%;
  height: 74%;
  border-style: solid;
  opacity: 0.5;
  animation-duration: 25s;
  animation-direction: reverse;
}

.av-ring-3 {
  width: 48%;
  height: 48%;
  border-color: rgba(61, 220, 132, 0.25);
  animation-duration: 15s;
}

@keyframes spin-slow {
  to {
    transform: rotate(360deg);
  }
}

.av-center {
  text-align: center;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.av-kwh {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.6rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}

.av-label {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* ══════════════════════════════════════════
   3. BIG BOX: ROI CALCULATOR FROSTED GLASS PANEL
   ══════════════════════════════════════════ */
.roi-section {
  background: var(--obsidian);
}

.roi-panel {
  background: var(--big-glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  border: 1px solid var(--big-glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--big-glass-shadow), var(--big-glass-highlight), var(--big-glass-glow);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.roi-panel:hover {
  transform: translateY(-2px);
  border-color: var(--big-glass-border-hover);
  box-shadow: var(--big-glass-shadow), var(--big-glass-highlight), var(--big-glass-glow-hover);
}

.roi-panel-inner {
  padding: clamp(1.75rem, 4.5vw, 3.5rem);
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  position: relative;
  z-index: 1;
}

.roi-slider-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.roi-bill-display {
  font-family: 'Outfit', sans-serif;
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--gold);
  text-shadow: 0 0 20px var(--gold-glow);
}

.slider-track-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.slider-wrapper {
  flex: 1;
  position: relative;
  height: 10px;
  display: flex;
  align-items: center;
}

/* Active Glowing Left Progress Bar */
.slider-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 9999px;
  pointer-events: none;
  z-index: 1;
  box-shadow: var(--slider-glow-left);
  transition: width 0.04s linear;
}

/* Range Input */
.roi-slider {
  position: absolute;
  inset: 0;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  z-index: 2;
  cursor: grab;
  height: 100%;
  margin: 0;
}

.roi-slider:active {
  cursor: grabbing;
}

.roi-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 20px var(--gold-glow), 0 2px 8px rgba(0, 0, 0, 0.6);
  border: 3px solid var(--obsidian);
  cursor: grab;
  margin-top: -8px;
  transition: transform 0.15s, box-shadow 0.15s;
}

[data-theme="light"] .roi-slider::-webkit-slider-thumb {
  border: 3px solid #ffffff;
}

.roi-slider::-webkit-slider-thumb:active {
  transform: scale(1.2);
}

.roi-slider::-webkit-slider-runnable-track {
  height: 10px;
  border-radius: 9999px;
  background: var(--slider-track-bg);
}

.roi-slider::-moz-range-thumb {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid var(--obsidian);
  box-shadow: 0 0 20px var(--gold-glow);
  cursor: grab;
}

[data-theme="light"] .roi-slider::-moz-range-thumb {
  border: 3px solid #ffffff;
}

.roi-slider::-moz-range-track {
  height: 10px;
  background: var(--slider-track-bg);
  border-radius: 9999px;
}

/* ROI Results Box (clean surface) */
.roi-results {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  background: var(--surface);
  padding: 1.75rem 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

[data-theme="light"] .roi-results {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.roi-divider {
  width: 1px;
  height: 80px;
  background: var(--border);
}

.roi-metric {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.roi-metric-label {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.roi-metric-value {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(1.85rem, 3.8vw, 3.1rem);
  font-weight: 800;
  line-height: 1;
  transition: color 0.2s;
}

.roi-metric-value.gold {
  color: var(--gold);
}

.roi-metric-value.eco {
  color: var(--eco);
}

.roi-unit {
  font-size: 0.45em;
  margin-left: 0.15em;
  opacity: 0.8;
}

.roi-metric-bar {
  height: 5px;
  background: var(--surface-2);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 0.25rem;
}

.roi-metric-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.gold-fill {
  background: linear-gradient(to right, var(--gold), var(--gold-light));
}

.eco-fill {
  background: linear-gradient(to right, var(--eco), #6ee4a6);
}

.roi-footer-note {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.roi-note-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 0.35rem;
}

.gold-dot {
  background: var(--gold);
}

.roi-footer-note p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ══════════════════════════════════════════
   PROCESS SECTION
   ══════════════════════════════════════════ */
.process-section {
  background: var(--charcoal);
  border-top: 1px solid var(--border);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.timeline-item {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.75rem 1.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  height: 100%;
}

[data-theme="light"] .timeline-item {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.timeline-item:hover {
  border-color: var(--border-gold);
  transform: translateY(-3px);
}

.timeline-node {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 1.15rem;
}

.timeline-node.gold-node {
  background: rgba(212, 175, 55, 0.12);
  border-color: var(--border-gold);
}

.timeline-node span {
  font-family: 'Outfit', sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.timeline-node.gold-node span {
  color: var(--gold);
}

.timeline-duration {
  position: absolute;
  top: 1.75rem;
  right: 1.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-gold);
  padding: 0.25rem 0.85rem;
  border-radius: 999px;
  white-space: nowrap;
}

.timeline-content {
  flex: 1;
}

.timeline-title {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.35;
  word-break: break-word;
  overflow-wrap: break-word;
}

.timeline-body {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
  word-break: break-word;
  overflow-wrap: break-word;
}

/* Partners Clean Pills */
.partners-section {
  margin-top: 4.5rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}

.partners-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 1.75rem;
}

.partners-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.partner-logo {
  padding: 0.75rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: 9999px;
  background: var(--surface);
  transition: var(--transition);
  cursor: default;
}

[data-theme="light"] .partner-logo {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
}

.partner-logo:hover {
  border-color: var(--border-gold);
  transform: translateY(-2px);
}

.partner-name {
  font-family: 'Outfit', sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.15;
  white-space: nowrap;
}

.partner-name span {
  font-size: 0.62em;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 2px;
}

/* ══════════════════════════════════════════
   PORTFOLIO SECTION
   ══════════════════════════════════════════ */
.portfolio-section {
  background: var(--obsidian);
}

.port-sub {
  max-width: 48ch;
  text-align: right;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

[data-theme="light"] .portfolio-item {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.portfolio-item:hover {
  border-color: var(--border-gold);
  transform: translateY(-3px);
}

.portfolio-img-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #111420, #090a10);
}

.portfolio-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), filter 0.6s;
  filter: brightness(0.75) saturate(0.85);
}

.portfolio-item:hover .portfolio-img {
  transform: scale(1.06);
  filter: brightness(0.85) saturate(1.05);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.10) 0%, rgba(20, 24, 38, 0.32) 50%, rgba(10, 12, 18, 0.52) 100%);
  background-image: var(--glass-grain);
  background-repeat: repeat;
  background-size: 140px 140px;
  backdrop-filter: blur(14px) saturate(90%) contrast(105%);
  -webkit-backdrop-filter: blur(14px) saturate(190%) contrast(105%);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 1.5px 1px 0 rgba(255, 255, 255, 0.32), inset 0 0 24px rgba(212, 175, 55, 0.12);
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] .portfolio-overlay {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.78) 0%, rgba(246, 249, 254, 0.50) 50%, rgba(238, 244, 252, 0.62) 100%);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: inset 0 1.5px 1px 0 #ffffff, 0 4px 20px rgba(15, 23, 42, 0.08);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-metrics {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.pm-metric {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.pm-val {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1;
  color: var(--white);
}

.pm-val.gold {
  color: var(--gold);
}

.pm-val.eco {
  color: var(--eco);
}

[data-theme="light"] .pm-val {
  color: #090e17;
}

[data-theme="light"] .pm-val.gold {
  color: #9e6900;
}

[data-theme="light"] .pm-val.eco {
  color: #059669;
}

.pm-u {
  font-size: 0.55em;
  margin-left: 0.1em;
  opacity: 0.85;
}

.pm-label {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

[data-theme="light"] .pm-label {
  color: #262d38;
}

.pm-divider {
  width: 1px;
  height: 28px;
  background: rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

[data-theme="light"] .pm-divider {
  background: rgba(15, 23, 42, 0.18);
}

.portfolio-meta {
  padding: 1.15rem 1.35rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.portfolio-title {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  word-break: break-word;
}

.portfolio-type {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ══════════════════════════════════════════
   4. BIG BOX: CONTACT & LEAD FORM WRAPPER
   ══════════════════════════════════════════ */
.contact-section {
  background: var(--charcoal);
  border-top: 1px solid var(--border);
  padding: clamp(3.5rem, 6vw, 7rem) 0 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: start;
}

.contact-title {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: clamp(1.75rem, 3.5vw, 2.7rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  word-break: break-word;
}

.contact-body {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 48ch;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.ci-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  background: var(--surface);
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

[data-theme="light"] .ci-item {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
}

.ci-icon {
  color: var(--gold);
  font-size: 0.85rem;
  flex-shrink: 0;
}

/* The Big Contact Form Glass Card */
.contact-form-wrapper {
  background: var(--big-glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) contrast(var(--glass-contrast));
  border: 1px solid var(--big-glass-border);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 3.5vw, 2.75rem);
  box-shadow: var(--big-glass-shadow), var(--big-glass-highlight), var(--big-glass-glow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.contact-form-wrapper:hover {
  transform: translateY(-2px);
  border-color: var(--big-glass-border-hover);
  box-shadow: var(--big-glass-shadow), var(--big-glass-highlight), var(--big-glass-glow-hover);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  z-index: 1;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-input {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1.1rem;
  font-size: 0.92rem;
  color: var(--text-primary);
  transition: var(--transition);
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

[data-theme="light"] .form-input {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  color: #090e17;
}

.form-input::placeholder {
  color: var(--text-muted);
  opacity: 0.75;
}

.form-input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.form-input.field-error {
  border-color: rgba(239, 68, 68, 0.8);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-select {
  cursor: pointer;
}

.form-select option {
  background: var(--surface);
  color: var(--text-primary);
}

[data-theme="light"] .form-select option {
  background: #ffffff;
  color: #090e17;
}

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

.btn-submit {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--gold);
  color: #050507;
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.25);
  width: 100%;
  transition: var(--transition);
  box-shadow: 0 0 24px var(--gold-glow);
}

.btn-submit:hover:not(:disabled) {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 35px var(--gold-glow);
}

.btn-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.submit-glow {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

.btn-submit:hover .submit-glow {
  left: 100%;
}

.form-privacy {
  font-size: 0.74rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
}

/* Footer Bottom */
.footer-bottom {
  margin-top: 4.5rem;
  padding: 2.2rem 0;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-link,
.footer-link-btn {
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--text-muted);
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  text-decoration: none;
  line-height: inherit;
  transition: var(--transition);
}

.footer-link:hover,
.footer-link-btn:hover {
  color: var(--gold);
}

/* ══════════════════════════════════════════
   TOAST NOTIFICATION
   ══════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: var(--big-glass-bg);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.6rem;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.6), 0 0 24px var(--gold-glow);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s;
  max-width: 400px;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  font-size: 1.2rem;
  color: var(--eco);
}

.toast-msg {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ══════════════════════════════════════════
   DESKTOP 2-COLUMN ROI CALC
   ══════════════════════════════════════════ */
@media (min-width: 1024px) {
  .roi-panel-inner {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
    align-items: center;
  }

  .roi-results {
    grid-template-columns: 1fr;
    gap: 1.75rem;
    padding: 2.25rem;
  }

  .roi-divider {
    width: 100%;
    height: 1px;
  }

  .roi-footer-note {
    grid-column: 1 / -1;
  }
}

/* ══════════════════════════════════════════
   RESPONSIVE BREAKPOINTS & MOBILE FITTING
   ══════════════════════════════════════════ */
@media (max-width: 1023px) {
  .about-inner {
    grid-template-columns: 1fr;
  }

  .about-visual {
    width: 220px;
    height: 220px;
    margin: 2rem auto 0;
  }

  .timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-inner {
    height: 64px;
    padding: 0 0.85rem;
    gap: 0.4rem;
  }

  .nav-logo {
    margin-right: auto;
  }

  .brand-logo-img {
    height: 32px;
  }

  .logo-text {
    font-size: 1.12rem;
  }

  /* Right-hand side mobile controls */
  .nav-actions {
    order: 2;
    gap: 0.35rem;
  }

  .lang-switcher {
    padding: 2px;
    gap: 1px;
  }

  .lang-btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.68rem;
  }

  .theme-toggle-btn {
    width: 34px;
    height: 34px;
  }

  .mobile-menu-btn {
    order: 3;
    display: flex;
    width: 36px;
    height: 36px;
    padding: 7px;
    margin-left: 0.15rem;
  }

  .nav-cta {
    display: none;
  }

  .nav-links {
    display: none;
    list-style: none;
    flex-direction: column;
    align-items: stretch;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: calc(100vh - 64px);
    height: calc(100dvh - 64px);
    background: #0a0a0d;
    background: rgba(10, 10, 13, 0.98);
    backdrop-filter: blur(28px) saturate(200%);
    -webkit-backdrop-filter: blur(28px) saturate(200%);
    padding: 1.25rem 1.25rem 3rem;
    gap: 0.25rem;
    z-index: 10000;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    border-top: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  }

  [data-theme="light"] .nav-links {
    background: #f6f8fb;
    background: rgba(246, 248, 251, 0.98);
    border-top: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
  }

  .nav-links.open {
    display: flex;
    animation: mobileMenuSlide 0.25s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }

  @keyframes mobileMenuSlide {
    from {
      opacity: 0;
      transform: translateY(-8px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .nav-links li {
    width: 100%;
    display: block;
  }

  .nav-link {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 1.05rem 0.85rem;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    transition: background 0.15s, color 0.15s, padding 0.15s;
  }

  .nav-link:active,
  .nav-link:hover {
    color: var(--gold);
    background: rgba(212, 175, 55, 0.10);
    padding-left: 1.15rem;
  }

  [data-theme="light"] .nav-link {
    color: #090e17;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  }

  [data-theme="light"] .nav-link:active,
  [data-theme="light"] .nav-link:hover {
    color: var(--gold);
    background: rgba(180, 122, 6, 0.08);
    padding-left: 1.15rem;
  }

  .nav-header.menu-open,
  .nav-header:has(.nav-links.open) {
    background: rgba(10, 10, 13, 0.98) !important;
  }

  [data-theme="light"] .nav-header.menu-open,
  [data-theme="light"] .nav-header:has(.nav-links.open) {
    background: rgba(246, 248, 251, 0.98) !important;
  }

  /* Hero Section Fitting on Mobile */
  /* Hero Section Fitting on Mobile */
  .hero {
    padding-top: 64px;
  }

  .hero-layout {
    padding-top: 1.5rem;
    padding-bottom: 3.5rem;
  }

  .hero-badge-wrap {
    margin-bottom: 1rem;
  }

  .hero-badge {
    font-size: clamp(0.68rem, 2.7vw, 0.78rem);
    padding: 0.4rem 0.85rem;
    line-height: 1.35;
  }

  .hero-title {
    font-size: clamp(1.75rem, 7.2vw, 2.45rem);
    line-height: 1.18;
    margin-bottom: 1.25rem;
  }

  .hero-sub {
    font-size: clamp(0.88rem, 3.4vw, 1.02rem);
    line-height: 1.65;
    margin-bottom: 1.75rem;
  }

  /* Horizontal Compact Hero Stats on Mobile — Guaranteed No Border Crossing */
  .hero-stats {
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 0.65rem;
    border-radius: var(--radius-lg);
    gap: 0.25rem;
    margin-bottom: 2rem;
    box-sizing: border-box;
    overflow: hidden;
  }

  .hero-stat {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 2px;
  }

  .stat-num {
    font-size: clamp(1.1rem, 4vw, 1.55rem);
    white-space: nowrap;
    text-align: center;
  }

  .stat-label {
    font-size: clamp(0.48rem, 1.7vw, 0.62rem);
    white-space: normal;
    max-width: 100%;
    width: 100%;
    line-height: 1.25;
    word-break: break-word;
    overflow-wrap: anywhere;
    hyphens: auto;
    text-align: center;
  }

  .hero-divider {
    height: 28px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .btn-primary,
  .btn-ghost {
    width: 100%;
    text-align: center;
    padding: 0.85rem 1.5rem;
    font-size: 0.84rem;
  }

  /* ROI Slider Area on Mobile */
  .roi-panel-inner {
    padding: 1.5rem 1.15rem;
    gap: 1.75rem;
  }

  .roi-slider-label {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .roi-bill-display {
    font-size: 1.35rem;
  }

  .slider-track-wrapper {
    font-size: 0.68rem;
    gap: 0.5rem;
  }

  .roi-results {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.35rem 1.15rem;
  }

  .roi-divider {
    width: 100%;
    height: 1px;
  }

  .roi-metric-value {
    font-size: clamp(1.8rem, 6vw, 2.4rem);
  }

  /* Timeline on Mobile */
  .timeline {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .timeline-item {
    padding: 1.4rem 1.25rem;
  }

  .timeline-duration {
    top: 1.25rem;
    right: 1.25rem;
    font-size: 0.68rem;
    padding: 0.2rem 0.65rem;
  }

  /* Portfolio on Mobile */
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .port-sub {
    text-align: left;
  }

  /* Form on Mobile */
  .contact-form-wrapper {
    padding: 1.4rem 1.15rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
}

@media (max-width: 380px) {
  .nav-inner {
    padding: 0 0.5rem;
  }

  .logo-text {
    font-size: 1rem;
  }

  .lang-btn {
    padding: 0.2rem 0.38rem;
    font-size: 0.62rem;
  }

  .hero-title {
    font-size: 1.6rem;
  }

  .hero-stats {
    padding: 0.65rem 0.35rem;
    gap: 0.15rem;
  }

  .stat-num {
    font-size: 1.02rem;
  }

  .stat-label {
    font-size: 0.46rem;
    line-height: 1.2;
  }
}

/* ══════════════════════════════════════════
   PRIVACY POLICY MODAL & FORM LINKS
   ══════════════════════════════════════════ */
.form-privacy {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 0.5rem;
}

.form-privacy-link {
  display: inline-block;
  align-self: flex-start;
  color: var(--gold);
  font-size: 0.76rem;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  padding: 0;
  background: none;
  border: none;
  transition: opacity var(--transition);
}

.form-privacy-link:hover {
  opacity: 0.85;
}


/* Native <dialog> Modal */
.privacy-modal {
  margin: auto;
  border: none;
  background: transparent;
  padding: 1rem;
  max-width: 720px;
  width: 92vw;
  max-height: 90vh;
  outline: none;
  box-sizing: border-box;
  z-index: 99999;
}

.privacy-modal:not([open]) {
  display: none !important;
}

.privacy-modal[open] {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  max-width: 100vw;
  max-height: 100dvh;
  background: rgba(10, 10, 13, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 99999;
}

.privacy-modal::backdrop {
  background: rgba(10, 10, 13, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

[data-theme="light"] .privacy-modal[open],
[data-theme="light"] .privacy-modal::backdrop {
  background: rgba(15, 23, 42, 0.58);
}

.privacy-dialog-card {
  background: var(--surface);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.65), 0 0 35px var(--gold-glow);
  display: flex;
  flex-direction: column;
  max-height: 84vh;
  overflow: hidden;
  color: var(--text-primary);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

[data-theme="light"] .privacy-dialog-card {
  background: #ffffff;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.18), 0 0 25px rgba(180, 122, 6, 0.15);
}

.privacy-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
  flex-shrink: 0;
}

.privacy-title {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  font-size: clamp(1.1rem, 2.8vw, 1.35rem);
  font-weight: 700;
  color: var(--gold);
  margin: 0;
}

.privacy-close-btn {
  font-size: 1.75rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}

.privacy-close-btn:hover {
  color: var(--gold);
  background: rgba(255, 255, 255, 0.08);
}

.privacy-body {
  padding: 1.5rem;
  overflow-y: auto;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-secondary);
  -webkit-overflow-scrolling: touch;
}

.privacy-body h4 {
  font-family: 'Outfit', 'Noto Sans Armenian', sans-serif;
  color: var(--text-primary);
  font-size: 1rem;
  margin-top: 1.15rem;
  margin-bottom: 0.35rem;
}

.privacy-body h4:first-child {
  margin-top: 0;
}

.privacy-body p {
  margin-bottom: 0.75rem;
}

.privacy-body ul {
  list-style: disc;
  padding-left: 1.35rem;
  margin-bottom: 0.75rem;
}

.privacy-body li {
  margin-bottom: 0.35rem;
}

.privacy-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  flex-shrink: 0;
}

.privacy-confirm-btn {
  padding: 0.65rem 1.75rem;
  font-size: 0.88rem;
}