/* ==========================================================================
   SOLARMATE GHANA - MINIMALIST RESPONSIVE CORPORATE DESIGN SYSTEM
   Theme: Minimalist Clean White & Professional Solar Engineering
   Primary Font: Sora | Secondary Font: Manrope
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. DESIGN TOKENS & SYSTEM VARIABLES
   -------------------------------------------------------------------------- */
:root {
  /* Fonts */
  --font-primary: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-secondary: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Refined Palette */
  --color-primary: #D97706;          /* Deep Solar Amber */
  --color-primary-dark: #B45309;
  --color-primary-subtle: #FEF3C7;

  --color-brand-blue: #0284C7;
  --color-success: #059669;

  /* Clean Neutrals */
  --color-white: #FFFFFF;
  --color-bg-body: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-bg-subtle: #F1F5F9;
  --color-bg-dark: #0F172A;

  /* Typography */
  --color-text-title: #0F172A;       /* Slate 900 */
  --color-text-main: #1E293B;        /* Slate 800 */
  --color-text-body: #475569;        /* Slate 600 */
  --color-text-muted: #64748B;       /* Slate 500 */
  --color-text-light: #94A3B8;

  /* Clean Subtle Borders */
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;
  --color-border-hover: #CBD5E1;

  /* Minimalist Elevation */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 2px 5px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 6px 16px rgba(15, 23, 42, 0.04);

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  /* Layout */
  --container-max: 1180px;
  --navbar-height: 68px;
}

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

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

body {
  font-family: var(--font-secondary);
  color: var(--color-text-body);
  background-color: var(--color-bg-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  color: var(--color-text-title);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.15s ease;
}

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

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

/* --------------------------------------------------------------------------
   3. MINIMALIST RESPONSIVE NAVBAR
   -------------------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  height: var(--navbar-height);
  transition: all 0.2s ease;
}

.navbar.scrolled {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo-img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

/* Streamlined Desktop Navigation (4 core links) */
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-body);
  transition: color 0.15s ease;
  padding: 0.5rem 0;
  position: relative;
}

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

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

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-shrink: 0;
}

.nav-phone-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-primary);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-text-title);
}

.nav-phone-link:hover {
  color: var(--color-primary);
}

.nav-phone-link svg {
  width: 15px;
  height: 15px;
  color: var(--color-primary);
}

.btn-nav {
  font-family: var(--font-primary);
  font-size: 0.84rem;
  font-weight: 600;
  background-color: var(--color-text-title);
  color: #FFFFFF;
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-text-title);
  transition: all 0.15s ease;
}

.btn-nav:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
}

.mobile-toggle-btn {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-title);
  cursor: pointer;
  padding: 0.45rem;
  line-height: 0;
  touch-action: manipulation;
}

/* --------------------------------------------------------------------------
   3B. MOBILE DRAWER & OVERLAY (STANDALONE MODAL LAYER)
   -------------------------------------------------------------------------- */
.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  cursor: pointer;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(85vw, 340px);
  height: 100vh;
  background-color: #FFFFFF;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: -6px 0 25px rgba(0, 0, 0, 0.15);
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 2001;
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
}

.mobile-close-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-title);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
  touch-action: manipulation;
}

.mobile-close-btn:hover {
  background-color: var(--color-border);
}

.mobile-close-btn svg {
  pointer-events: none;
}

.mobile-nav-link {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-title);
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-link:hover {
  color: var(--color-primary);
}

.mobile-drawer-footer {
  margin-top: auto;
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* --------------------------------------------------------------------------
   4. LAYOUT & TYPOGRAPHY
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 5rem 0;
  position: relative;
}

.section-bg-alt {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  max-width: 720px;
  margin: 0 auto 3rem auto;
  text-align: center;
}

.kicker {
  display: inline-block;
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.85rem, 3vw, 2.35rem);
  font-weight: 800;
  color: var(--color-text-title);
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   5. BUTTONS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #FFFFFF;
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-text-main);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg-alt);
  border-color: var(--color-border-hover);
}

.btn-whatsapp {
  background-color: #128C7E;
  color: #FFFFFF;
  border-color: #128C7E;
}

.btn-whatsapp:hover {
  background-color: #075E54;
  color: #FFFFFF;
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 0.85rem 1.8rem;
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   6. HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  background-color: #FFFFFF;
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.85rem;
}

.hero-title {
  font-size: clamp(2.1rem, 3.8vw, 3.1rem);
  font-weight: 800;
  color: var(--color-text-title);
  line-height: 1.18;
  margin-bottom: 1.15rem;
}

.hero-title span {
  color: var(--color-primary);
}

.hero-lead {
  font-size: 1.08rem;
  color: var(--color-text-body);
  line-height: 1.65;
  margin-bottom: 1.85rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 2.25rem;
}

.hero-badges-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.hero-badge-item {
  display: flex;
  flex-direction: column;
}

.hero-badge-title {
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-title);
}

.hero-badge-sub {
  font-size: 0.76rem;
  color: var(--color-text-muted);
}

.hero-image-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.hero-image-frame img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   7. TRUST STRIP
   -------------------------------------------------------------------------- */
.trust-strip {
  background-color: var(--color-bg-alt);
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--color-border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.trust-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.trust-title {
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-title);
}

.trust-desc {
  font-size: 0.76rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   8. SOLAR WATER HEATERS
   -------------------------------------------------------------------------- */
.spotlight-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-xs);
  margin-bottom: 3rem;
}

.spotlight-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
}

.spec-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin: 1.25rem 0 1.75rem 0;
}

.spec-item {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.spec-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 2px;
}

.sizer-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-xs);
}

.capacity-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.capacity-tab {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 0.85rem 0.65rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.capacity-tab:hover {
  background-color: #FFFFFF;
}

.capacity-tab.active {
  background-color: #FFFFFF;
  border-color: var(--color-primary);
  border-width: 2px;
}

.tab-title {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-title);
  margin-bottom: 0.15rem;
}

.tab-sub {
  font-size: 0.74rem;
  color: var(--color-text-muted);
}

.sizer-panel {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1.35rem 1.5rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr auto;
  gap: 1.5rem;
  align-items: center;
}

.model-name {
  font-family: var(--font-primary);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text-title);
}

.model-desc {
  font-size: 0.84rem;
  color: var(--color-text-body);
  margin-top: 0.15rem;
}

.stat-val {
  font-family: var(--font-primary);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
}

.stat-lbl {
  font-size: 0.74rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   9. COMPLETE SOLAR HOME SOLUTIONS
   -------------------------------------------------------------------------- */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.package-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: border-color 0.15s ease;
}

.package-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-sm);
}

.package-card.recommended {
  border-color: var(--color-primary);
  border-width: 2px;
}

.badge-recommended {
  position: absolute;
  top: -11px;
  left: 20px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-family: var(--font-primary);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
}

.package-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-title);
  margin-bottom: 0.25rem;
}

.package-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  min-height: 40px;
  margin-bottom: 1.25rem;
}

.specs-table {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
}

.spec-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 0.83rem;
}

.spec-line:last-child {
  border-bottom: none;
}

.spec-key {
  color: var(--color-text-muted);
}

.spec-val {
  font-family: var(--font-primary);
  font-weight: 700;
  color: var(--color-text-title);
}

.package-features-list {
  list-style: none;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.package-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-body);
  margin-bottom: 0.6rem;
}

.package-features-list svg {
  width: 15px;
  height: 15px;
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 3px;
}

/* --------------------------------------------------------------------------
   10. OTHER SERVICES
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.service-card-img {
  height: 200px;
  overflow: hidden;
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card-body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.service-card-tag {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.service-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-title);
  margin-bottom: 0.6rem;
}

.service-card-desc {
  font-size: 0.86rem;
  color: var(--color-text-body);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   11. CALCULATOR
   -------------------------------------------------------------------------- */
.calc-box {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.slider-group {
  margin-bottom: 1.75rem;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.slider-label {
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-text-title);
}

.slider-val {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-primary);
}

.slider-input {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background-color: var(--color-bg-subtle);
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

.slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 2px solid #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 0.4rem;
  font-size: 0.74rem;
  color: var(--color-text-muted);
}

.goals-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.goal-btn {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 0.75rem 0.85rem;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
}

.goal-btn:hover {
  background-color: #FFFFFF;
}

.goal-btn.active {
  background-color: var(--color-primary-subtle);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

.calc-summary {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2rem 1.75rem;
}

.savings-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 1.15rem;
  text-align: center;
  margin-bottom: 1.25rem;
}

.savings-title {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 0.2rem;
}

.savings-amount {
  font-family: var(--font-primary);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
}

.specs-tri-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.spec-mini-box {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 0.65rem 0.4rem;
  text-align: center;
}

.spec-mini-num {
  font-family: var(--font-primary);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-title);
}

.spec-mini-lbl {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
}

/* --------------------------------------------------------------------------
   12. WHY US / PILLARS
   -------------------------------------------------------------------------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.pillar-item {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
}

.pillar-num {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.pillar-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-title);
  margin-bottom: 0.4rem;
}

.pillar-text {
  font-size: 0.85rem;
  color: var(--color-text-body);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   13. TESTIMONIALS
   -------------------------------------------------------------------------- */
.quotes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.quote-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.quote-body {
  font-size: 0.9rem;
  color: var(--color-text-body);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.quote-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.user-tag {
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-title);
}

.user-loc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   14. FAQ ACCORDION
   -------------------------------------------------------------------------- */
.faq-box {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.faq-item.active {
  border-color: var(--color-primary);
}

.faq-btn {
  width: 100%;
  padding: 1.15rem 1.35rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-title);
  background: none;
  border: none;
  cursor: pointer;
}

.faq-icon {
  width: 18px;
  height: 18px;
  color: var(--color-text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.faq-body-inner {
  padding: 0 1.35rem 1.15rem 1.35rem;
  font-size: 0.9rem;
  color: var(--color-text-body);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   15. CONTACT SECTION
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 2.75rem;
}

.contact-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-heading {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text-title);
  margin-bottom: 0.35rem;
}

.contact-sub {
  font-size: 0.9rem;
  color: var(--color-text-body);
  margin-bottom: 1.75rem;
}

.contact-lines {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.contact-line-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.contact-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-item-lbl {
  font-family: var(--font-primary);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  font-weight: 600;
}

.contact-item-text {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-title);
}

.form-box {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
}

.form-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-text-title);
  margin-bottom: 0.3rem;
}

.form-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

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

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-family: var(--font-primary);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-title);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  font-family: var(--font-secondary);
  font-size: 0.9rem;
  color: var(--color-text-main);
  transition: border-color 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.map-card {
  margin-top: 2.5rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  height: 320px;
}

.map-card iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --------------------------------------------------------------------------
   16. MODAL & UTILITIES
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.15s ease;
  padding: 1.25rem;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.modal-header {
  padding: 1.35rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0.25rem;
}

.modal-body {
  padding: 1.5rem;
}

/* Floating WhatsApp */
.floating-whatsapp {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  background-color: #25D366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
  z-index: 999;
}

.floating-whatsapp svg {
  width: 28px;
  height: 28px;
}

.scroll-top-btn {
  position: fixed;
  bottom: 80px;
  right: 24px;
  width: 40px;
  height: 40px;
  background-color: #FFFFFF;
  color: var(--color-text-title);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  cursor: pointer;
}

.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

/* Footer */
.corporate-footer {
  background-color: #0F172A;
  color: #94A3B8;
  padding: 4rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-logo {
  height: 36px;
  margin-bottom: 1rem;
  filter: brightness(0) invert(1);
}

.footer-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  color: #94A3B8;
  margin-bottom: 1.25rem;
}

.footer-heading {
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 700;
  color: #FFFFFF;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-list a {
  font-size: 0.85rem;
  color: #94A3B8;
}

.footer-list a:hover {
  color: #F59E0B;
}

.footer-bottom {
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
}

/* Toast */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  pointer-events: none;
}

.toast {
  background: #FFFFFF;
  color: var(--color-text-title);
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-xs);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-success);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   17. COMPLETE RESPONSIVENESS BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid,
  .spotlight-grid,
  .calc-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }

  .packages-grid,
  .services-grid,
  .quotes-grid,
  .pillars-grid,
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .sizer-panel {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

@media (max-width: 860px) {
  .navbar-nav,
  .nav-phone-link {
    display: none;
  }

  .mobile-toggle-btn {
    display: block;
  }

  .navbar {
    height: 62px;
  }

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

@media (max-width: 640px) {
  .btn-nav {
    display: none;
  }

  .trust-grid,
  .packages-grid,
  .services-grid,
  .quotes-grid,
  .pillars-grid,
  .capacity-tabs,
  .goals-grid,
  .specs-tri-grid,
  .hero-badges-row,
  .form-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-section {
    padding: 3.5rem 0;
  }

  .section {
    padding: 3.5rem 0;
  }

  .spotlight-card,
  .sizer-card,
  .calc-box,
  .contact-card,
  .form-box {
    padding: 1.5rem 1.25rem;
  }
}