/* ============================================================
   HEAT SMART LTD — style.css
   Design system, layout, components
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: none; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ── DESIGN TOKENS ───────────────────────────────────────── */
:root {
  /* Colours */
  --green:         #22c55e;
  --green-dark:    #16a34a;
  --green-light:   #4ade80;
  --green-muted:   rgba(34,197,94,0.12);
  --green-glow:    rgba(34,197,94,0.35);

  --bg:            #070a0e;
  --bg-2:          #0d1117;
  --bg-3:          #111820;
  --bg-card:       rgba(255,255,255,0.035);
  --bg-card-hover: rgba(255,255,255,0.06);
  --border:        rgba(255,255,255,0.07);
  --border-hover:  rgba(34,197,94,0.35);

  --text:          #f0f6fc;
  --text-muted:    #8b949e;
  --text-dim:      #484f58;

  --footer-bg:     #050709;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Spacing */
  --section-pad: clamp(80px, 10vw, 140px);
  --container:   1200px;
  --gutter:      clamp(20px, 4vw, 40px);

  /* Effects */
  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  32px;

  --shadow-card: 0 4px 32px rgba(0,0,0,0.4), 0 1px 0 rgba(255,255,255,0.04) inset;
  --shadow-glow: 0 0 40px rgba(34,197,94,0.25);

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

/* ── CUSTOM SCROLLBAR ────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--green-dark); border-radius: 3px; }

/* ── SELECTION ───────────────────────────────────────────── */
::selection { background: var(--green-muted); color: var(--green-light); }

/* ── SCROLL PROGRESS ─────────────────────────────────────── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--green), var(--green-light));
  z-index: 9999;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px var(--green-glow);
}

/* ── CURSOR ──────────────────────────────────────────────── */
#cursor-spotlight {
  position: fixed;
  width: 400px; height: 400px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle, rgba(34,197,94,0.06) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  transition: transform 0.08s linear;
  will-change: transform;
}

#cursor-dot {
  position: fixed;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.05s linear, width 0.2s, height 0.2s, background 0.2s;
  mix-blend-mode: normal;
  box-shadow: 0 0 8px var(--green-glow);
}

#cursor-dot.cursor-hover {
  width: 40px; height: 40px;
  background: rgba(34,197,94,0.15);
  border: 1.5px solid rgba(34,197,94,0.5);
}

/* ── CONTAINER ───────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ── TYPOGRAPHY ──────────────────────────────────────────── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 16px;
}
.eyebrow::before {
  content: '';
  display: block;
  width: 20px; height: 1.5px;
  background: var(--green);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 20px;
}

.section-sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
}

.body-text {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--green), var(--green-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── SECTION HEADER ──────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-sub { margin: 0 auto; }
.section-header .eyebrow { display: flex; justify-content: center; }
.section-header .eyebrow::before { display: none; }
.section-header .eyebrow::after {
  content: '';
  display: block;
  width: 20px; height: 1.5px;
  background: var(--green);
}

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 100px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 4px 24px rgba(34,197,94,0.3);
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--green-light), var(--green));
  opacity: 0;
  transition: opacity 0.3s;
}
.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(34,197,94,0.45); }
.btn-primary span, .btn-primary svg { position: relative; z-index: 1; }
.btn-primary.btn-large { padding: 17px 34px; font-size: 1rem; }
.btn-primary.btn-full { width: 100%; justify-content: center; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: 100px;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: transparent;
  border: 1.5px solid var(--border-hover);
  color: var(--green);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 100px;
  transition: var(--transition);
}
.btn-outline:hover {
  background: var(--green-muted);
  transform: translateY(-2px);
}
.btn-outline.btn-large { padding: 17px 34px; font-size: 1rem; }

.btn-nav {
  display: inline-flex;
  align-items: center;
  padding: 9px 20px;
  background: var(--green);
  color: #fff;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 100px;
  transition: var(--transition);
}
.btn-nav:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(34,197,94,0.35);
}

/* Ripple effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  animation: ripple-anim 0.6s linear;
  background: rgba(255,255,255,0.25);
  pointer-events: none;
}
@keyframes ripple-anim {
  to { transform: scale(4); opacity: 0; }
}

/* ── NAVBAR ──────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: padding 0.35s ease, background 0.35s ease, box-shadow 0.35s ease, backdrop-filter 0.35s ease;
}

#navbar.scrolled {
  padding: 12px 0;
  background: rgba(7, 10, 14, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border), 0 8px 32px rgba(0,0,0,0.3);
}

.nav-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: opacity 0.2s;
}
.nav-logo:hover { opacity: 0.85; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  position: relative;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
  border-radius: 8px;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  width: 0; height: 1.5px;
  background: var(--green);
  transform: translateX(-50%);
  transition: width 0.25s ease;
}
.nav-link:hover { color: var(--text); }
.nav-link:hover::after { width: 60%; }

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

.nav-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-phone:hover { color: var(--green); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
}
.hamburger span:nth-child(2) { width: 70%; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── HERO ────────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}

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

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.6;
  animation: blobFloat 8s ease-in-out infinite alternate;
  will-change: transform;
}
.blob-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(34,197,94,0.18), transparent 70%);
  top: -150px; left: -100px;
  animation-duration: 9s;
}
.blob-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(16,163,74,0.12), transparent 70%);
  bottom: -100px; right: 10%;
  animation-duration: 11s;
  animation-delay: -3s;
}
.blob-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(74,222,128,0.1), transparent 70%);
  top: 40%; left: 50%;
  animation-duration: 7s;
  animation-delay: -5s;
}
@keyframes blobFloat {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(30px, 40px) scale(1.08); }
}

.noise-overlay {
  position: absolute;
  inset: 0;
  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='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  pointer-events: none;
}

#particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
}

.hero-container {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--green-light);
  margin-bottom: 28px;
}

.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 0 0 rgba(34,197,94,0.5); }
  50%      { box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.hero-headline .line { display: block; }

.hero-sub {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--text-muted);
  max-width: 500px;
  line-height: 1.75;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  padding: 0 28px;
}
.hero-stat:first-child { padding-left: 0; }

.stat-num, .stat-suffix {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}
.stat-suffix { color: var(--green); }
.stat-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; white-space: nowrap; }

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

/* Hero Visual */
.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; }

.hero-card-stack {
  position: relative;
  width: 380px;
  height: 460px;
}

.hero-card {
  position: absolute;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  overflow: hidden;
}

.hero-card-back {
  width: 300px; height: 360px;
  background: var(--bg-card);
  top: 20px; right: 0;
  transform: rotate(6deg);
  opacity: 0.4;
}
.hero-card-mid {
  width: 320px; height: 380px;
  background: var(--bg-card);
  top: 10px; right: 20px;
  transform: rotate(3deg);
  opacity: 0.6;
}
.hero-card-front {
  width: 340px; height: 400px;
  background: rgba(13, 17, 23, 0.95);
  border: 1px solid rgba(34,197,94,0.2);
  top: 0; left: 0;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card), 0 0 0 1px rgba(34,197,94,0.1) inset;
  animation: cardFloat 6s ease-in-out infinite;
}
@keyframes cardFloat {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-12px); }
}

.card-glow {
  position: absolute;
  inset: -20%;
  background: radial-gradient(ellipse at 50% 0%, rgba(34,197,94,0.12), transparent 70%);
  pointer-events: none;
}

.card-inner {
  padding: 28px;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  z-index: 1;
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-icon-wrap {
  width: 44px; height: 44px;
  background: var(--green-muted);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-live-badge {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.1em;
  animation: pulse-opacity 2s ease-in-out infinite;
}
@keyframes pulse-opacity {
  0%,100% { opacity: 1; }
  50%     { opacity: 0.4; }
}

.metric-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text);
  display: block;
}
.metric-label { font-size: 0.78rem; color: var(--text-muted); }

.card-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.card-bar-track {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}
.card-bar-fill {
  height: 100%;
  width: var(--fill);
  background: linear-gradient(90deg, var(--green-dark), var(--green-light));
  border-radius: 3px;
  animation: barFill 2s cubic-bezier(0.16,1,0.3,1) 1s both;
}
@keyframes barFill {
  from { width: 0; }
  to   { width: var(--fill); }
}

.card-saving-row {
  display: flex;
  gap: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.saving-val { display: block; font-weight: 700; font-size: 1.1rem; color: var(--text); }
.saving-val.green { color: var(--green); }
.saving-desc { font-size: 0.72rem; color: var(--text-muted); }

/* Floating tags */
.float-tag {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(13,17,23,0.9);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text);
  backdrop-filter: blur(12px);
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.tag-1 { bottom: 40px; right: -20px; animation: tagFloat1 5s ease-in-out infinite; }
.tag-2 { top: 60px; right: -30px; animation: tagFloat2 6s ease-in-out infinite; }
.tag-3 { top: 160px; right: -40px; animation: tagFloat1 7s ease-in-out infinite reverse; }

@keyframes tagFloat1 {
  0%,100% { transform: translateY(0) rotate(-1deg); }
  50%     { transform: translateY(-8px) rotate(1deg); }
}
@keyframes tagFloat2 {
  0%,100% { transform: translateY(0) rotate(2deg); }
  50%     { transform: translateY(-10px) rotate(-1deg); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 1;
  animation: fadeInUp 1s 1.5s both;
}

.scroll-mouse {
  width: 22px; height: 36px;
  border: 2px solid var(--text-dim);
  border-radius: 11px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px; height: 8px;
  background: var(--text-dim);
  border-radius: 2px;
  animation: scrollWheel 2s ease-in-out infinite;
}
@keyframes scrollWheel {
  0%   { transform: translateY(0); opacity: 1; }
  80%  { transform: translateY(10px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ── TRUST BAR ───────────────────────────────────────────── */
.trust-bar {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(8px);
  padding: 18px 0;
  overflow: hidden;
}
.trust-bar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34,197,94,0.3), transparent);
}

.trust-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 24px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}

.trust-divider {
  width: 1px; height: 24px;
  background: var(--border);
}

/* ── SERVICES ────────────────────────────────────────────── */
.section-services {
  padding: var(--section-pad) 0;
  background: var(--bg);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  position: relative;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--bg-card-hover);
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover {
  border-color: rgba(34,197,94,0.25);
  transform: translateY(-6px);
  box-shadow: 0 24px 64px rgba(0,0,0,0.4), 0 0 0 1px rgba(34,197,94,0.1) inset;
}
.service-card:hover::before { opacity: 1; }
.service-card:hover .service-card-glow { opacity: 1; }
.service-card:hover .service-icon { transform: scale(1.1) rotate(-5deg); background: var(--green-muted); }
.service-card:hover .service-cta { color: var(--green-light); }
.service-card:hover .service-cta svg { transform: translateX(4px); }

.service-card-glow {
  position: absolute;
  top: -30%; left: -20%;
  width: 100%; height: 60%;
  background: radial-gradient(ellipse, rgba(34,197,94,0.08), transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}

.featured-card {
  border-color: rgba(34,197,94,0.3);
  background: linear-gradient(160deg, rgba(34,197,94,0.05), var(--bg-card));
}

.featured-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 100px;
  width: fit-content;
  margin-bottom: 4px;
}

.service-icon-wrap {
  width: 52px; height: 52px;
  position: relative;
  z-index: 1;
}

.service-icon {
  width: 52px; height: 52px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s;
}

.service-number {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  position: relative;
  z-index: 1;
  margin-top: 4px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  position: relative;
  z-index: 1;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: 4px;
  position: relative;
  z-index: 1;
  flex: 1;
}
.service-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.service-features li::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

.service-cta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
  transition: color 0.2s;
}
.service-cta svg { transition: transform 0.2s; }

.card-border-gradient {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(34,197,94,0.15), transparent 50%, transparent);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}
.service-card:hover .card-border-gradient { opacity: 1; }

/* ── SOLAR SECTION ───────────────────────────────────────── */
.section-solar {
  padding: var(--section-pad) 0;
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}

.solar-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.solar-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
}
.solar-shape.s1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(34,197,94,0.07), transparent);
  top: -100px; right: -100px;
}
.solar-shape.s2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(16,163,74,0.05), transparent);
  bottom: -80px; left: -80px;
}

.solar-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.solar-benefits { display: flex; flex-direction: column; gap: 24px; margin: 36px 0; }

.benefit-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.benefit-icon {
  width: 40px; height: 40px;
  background: var(--green-muted);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.benefit-row h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}
.benefit-row p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

.solar-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.solar-stat-card {
  padding: 28px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
  text-align: center;
}
.solar-stat-card:hover {
  border-color: rgba(34,197,94,0.25);
  transform: translateY(-4px);
}

.solar-stat-icon { font-size: 1.8rem; margin-bottom: 12px; }
.solar-stat-val {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text);
  display: block;
  line-height: 1;
}
.solar-stat-unit { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; margin-bottom: 16px; }

.solar-stat-progress {
  height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--green-dark), var(--green-light));
  border-radius: 2px;
  transition: width 1.5s cubic-bezier(0.16,1,0.3,1);
}
.progress-fill.animated { width: var(--w); }

/* ── ABOUT ───────────────────────────────────────────────── */
.section-about {
  padding: var(--section-pad) 0;
  background: var(--bg);
}

.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-left { position: relative; }

.about-img-wrap {
  position: relative;
  height: 480px;
}

.about-img-bg {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(34,197,94,0.12), rgba(7,10,14,0.8));
  border: 1px solid rgba(34,197,94,0.15);
  overflow: hidden;
}
.about-img-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='rgba(34,197,94,0.05)' stroke-width='1'%3E%3Cpath d='M30 0v60M0 30h60'/%3E%3C/g%3E%3C/svg%3E") repeat;
}

.about-img-card {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.about-badge-floating {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(7,10,14,0.9);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  backdrop-filter: blur(12px);
  white-space: nowrap;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.about-circle-stat {
  position: relative;
  width: 100px; height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.circle-svg {
  position: absolute;
  inset: 0;
  transform: rotate(-90deg);
}
.circle-progress {
  transition: stroke-dashoffset 2s cubic-bezier(0.16,1,0.3,1);
}
.circle-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 1;
}
.circle-val {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}
.circle-lbl { font-size: 0.65rem; color: var(--text-muted); }

.about-pillars { display: flex; flex-direction: column; gap: 20px; margin: 28px 0; }

.pillar {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.pillar-icon {
  width: 40px; height: 40px;
  background: var(--green-muted);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.pillar h4 { font-size: 0.95rem; font-weight: 600; color: var(--text); margin-bottom: 3px; }
.pillar p { font-size: 0.84rem; color: var(--text-muted); line-height: 1.6; }

.about-company-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.about-company-info span {
  font-size: 0.78rem;
  color: var(--text-dim);
  padding: 4px 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 100px;
}

/* ── STATS ───────────────────────────────────────────────── */
.section-stats {
  padding: 100px 0;
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}

.stats-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.stats-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}
.sb1 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(34,197,94,0.06), transparent);
  top: -100px; left: 10%;
}
.sb2 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(34,197,94,0.05), transparent);
  bottom: -80px; right: 15%;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.stat-item {
  padding: 48px 32px;
  background: var(--bg-2);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  transition: background 0.3s;
}
.stat-item:hover { background: var(--bg-card-hover); }

.stat-icon-wrap {
  width: 48px; height: 48px;
  background: var(--green-muted);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.stat-big {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
  letter-spacing: -0.04em;
}

.stat-desc { font-size: 0.85rem; color: var(--text-muted); }

/* ── PROJECTS ────────────────────────────────────────────── */
.section-projects {
  padding: var(--section-pad) 0;
  background: var(--bg);
}

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 8px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 100px;
  transition: var(--transition);
  cursor: none;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--green-muted);
  border-color: rgba(34,197,94,0.4);
  color: var(--green-light);
}

.projects-masonry {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: 16px;
}

.project-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  cursor: none;
}
.project-item.tall-card { grid-row: span 2; }
.project-item.hidden { display: none; }

.project-img-wrap {
  width: 100%; height: 100%;
  position: relative;
  overflow: hidden;
}

.project-img-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
.project-item:hover .project-img-placeholder { transform: scale(1.06); }

.solar-bg    { background: linear-gradient(135deg, #0d2818, #143824, #1a4a2e); }
.solar-bg2   { background: linear-gradient(160deg, #0a1f12, #16402a, #0d2818); }
.solar-bg3   { background: linear-gradient(120deg, #082010, #112d1e, #163626); }
.heating-bg  { background: linear-gradient(135deg, #1a0d08, #2e1410, #3a1a12); }
.ev-bg       { background: linear-gradient(135deg, #080d1a, #101828, #141e2e); }
.insulation-bg { background: linear-gradient(135deg, #0d0d1a, #141428, #1a1a30); }

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s;
}
.project-item:hover .project-overlay { opacity: 1; }

.project-info { margin-top: auto; }
.project-tag {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(34,197,94,0.2);
  border: 1px solid rgba(34,197,94,0.4);
  color: var(--green-light);
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.project-info h4 { font-size: 1rem; font-weight: 700; color: white; margin-bottom: 2px; }
.project-info p  { font-size: 0.78rem; color: rgba(255,255,255,0.7); }

.project-expand {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  transition: background 0.2s;
}
.project-expand:hover { background: rgba(34,197,94,0.3); }

/* ── TESTIMONIALS ────────────────────────────────────────── */
.section-testimonials {
  padding: var(--section-pad) 0;
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}

.testimonials-bg { position: absolute; inset: 0; pointer-events: none; }
.t-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}
.tb1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(34,197,94,0.06), transparent);
  top: -100px; right: -100px;
}
.tb2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(34,197,94,0.04), transparent);
  bottom: -80px; left: -80px;
}

.testimonials-track-wrap {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  gap: 24px;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.testimonial-card {
  min-width: calc((100% - 48px) / 3);
  flex-shrink: 0;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: border-color 0.3s, transform 0.3s;
}
.testimonial-card:hover {
  border-color: rgba(34,197,94,0.2);
  transform: translateY(-4px);
}

.testimonial-stars { color: #f59e0b; font-size: 0.9rem; letter-spacing: 2px; }

.testimonial-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.75;
  flex: 1;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: white;
  flex-shrink: 0;
}

.testimonial-author strong { display: block; font-size: 0.9rem; color: var(--text); }
.testimonial-author span  { font-size: 0.78rem; color: var(--text-muted); }

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.t-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  cursor: none;
}
.t-btn:hover { background: var(--green-muted); border-color: rgba(34,197,94,0.4); color: var(--green); }

.t-dots { display: flex; gap: 8px; align-items: center; }
.t-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: var(--transition);
  cursor: none;
}
.t-dot.active { background: var(--green); width: 20px; border-radius: 3px; }

/* ── FAQ ─────────────────────────────────────────────────── */
.section-faq {
  padding: var(--section-pad) 0;
  background: var(--bg);
}

.faq-split {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.faq-left { position: sticky; top: 120px; }
.faq-left .eyebrow, .faq-left .section-title { text-align: left; }
.faq-left .section-title::before { display: none; }
.faq-left .btn-primary { margin-top: 32px; }

.faq-right { display: flex; flex-direction: column; gap: 4px; }

.faq-item {
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  transition: color 0.2s;
  cursor: none;
}
.faq-question:hover { color: var(--green-light); }

.faq-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1), background 0.2s, border-color 0.2s;
  color: var(--text-muted);
}
.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
  background: var(--green-muted);
  border-color: rgba(34,197,94,0.3);
  color: var(--green);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s cubic-bezier(0.16,1,0.3,1);
}
.faq-answer p {
  padding: 0 0 20px;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ── CTA BAND ────────────────────────────────────────────── */
.section-cta-band {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
  background: var(--bg-2);
}

.cta-band-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.cta-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}
.c1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(34,197,94,0.1), transparent);
  top: -150px; left: 20%;
}
.c2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(34,197,94,0.07), transparent);
  bottom: -100px; right: 20%;
}

.cta-band-content {
  text-align: center;
  position: relative;
  z-index: 1;
}
.cta-band-content h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  line-height: 1.15;
}
.cta-band-content p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.cta-band-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── CONTACT ─────────────────────────────────────────────── */
.section-contact {
  padding: var(--section-pad) 0;
  background: var(--bg);
}

.contact-split {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}

.contact-left .eyebrow { text-align: left; justify-content: flex-start; }
.contact-left .eyebrow::before { display: block; }
.contact-left .eyebrow::after { display: none; }

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 36px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.contact-method:hover {
  border-color: rgba(34,197,94,0.25);
  transform: translateX(6px);
}
.contact-method.no-link:hover { transform: none; cursor: default; }

.cm-icon {
  width: 40px; height: 40px;
  background: var(--green-muted);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cm-label { display: block; font-size: 0.72rem; color: var(--text-muted); margin-bottom: 2px; }
.cm-val   { font-size: 0.9rem; font-weight: 600; color: var(--text); }

/* Contact Form */
.contact-form-card {
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}
.contact-form-card::before {
  content: '';
  position: absolute;
  top: -1px; left: 20%; right: 20%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}

.form-card-glow {
  position: absolute;
  top: -40%; left: -20%;
  width: 100%; height: 80%;
  background: radial-gradient(ellipse, rgba(34,197,94,0.05), transparent 70%);
  pointer-events: none;
}

.contact-form-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 28px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
  position: relative;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: rgba(34,197,94,0.5);
  box-shadow: 0 0 0 3px rgba(34,197,94,0.08);
}

.select-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.select-wrap select { width: 100%; cursor: none; }
.select-wrap svg {
  position: absolute;
  right: 14px;
  color: var(--text-muted);
  pointer-events: none;
}

.form-group textarea { resize: vertical; min-height: 80px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-row .form-group { margin-bottom: 0; }

.form-note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 14px;
}

/* ── FOOTER ──────────────────────────────────────────────── */
#footer {
  background: var(--footer-bg);
  position: relative;
}

.footer-wave {
  line-height: 0;
  overflow: hidden;
  margin-bottom: -2px;
}
.footer-wave svg {
  display: block;
  width: 100%;
  height: 80px;
}

.footer-body {
  padding: 64px 0 32px;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-link {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
}
.social-link:hover {
  background: var(--green-muted);
  border-color: rgba(34,197,94,0.3);
  color: var(--green);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
  margin-bottom: 16px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul li a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--green); }

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.footer-contact-list li svg { flex-shrink: 0; margin-top: 2px; color: var(--green); }
.footer-contact-list li a { color: var(--text-muted); transition: color 0.2s; }
.footer-contact-list li a:hover { color: var(--green); }

.footer-newsletter { margin-top: 20px; }
.footer-newsletter h5 {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
}

.newsletter-row {
  display: flex;
  gap: 8px;
}
.newsletter-row input {
  flex: 1;
  padding: 9px 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.82rem;
  outline: none;
}
.newsletter-row input::placeholder { color: var(--text-dim); }
.newsletter-row input:focus { border-color: rgba(34,197,94,0.4); }

.newsletter-btn {
  width: 38px; height: 38px;
  background: var(--green);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.2s;
}
.newsletter-btn:hover { background: var(--green-dark); transform: scale(1.05); }

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom-left {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.footer-bottom-right {
  display: flex;
  align-items: center;
  gap: 20px;
}
.footer-bottom-right a {
  font-size: 0.78rem;
  color: var(--text-dim);
  transition: color 0.2s;
}
.footer-bottom-right a:hover { color: var(--text-muted); }

/* ── BACK TO TOP ─────────────────────────────────────────── */
#backToTop {
  position: fixed;
  bottom: 100px; right: 24px;
  width: 46px; height: 46px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: var(--transition);
  backdrop-filter: blur(8px);
  cursor: none;
}
#backToTop.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
#backToTop:hover {
  background: var(--green-muted);
  border-color: rgba(34,197,94,0.4);
  color: var(--green);
}

/* ── WHATSAPP FLOAT ──────────────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 32px; right: 24px;
  width: 54px; height: 54px;
  background: #25d366;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  box-shadow: 0 8px 32px rgba(37,211,102,0.4);
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.3s;
}
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 12px 40px rgba(37,211,102,0.5);
}