/* ===== FlowScale — Shared Styles ===== */

/* --- CSS Reset --- */
*, *::before, *::after { box-sizing: border-box; border: 0 solid; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 4; line-height: 1.5; scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
h1, h2, h3, h4, h5, h6 { font-size: inherit; font-weight: inherit; }
a { color: inherit; text-decoration: inherit; }
img, svg, video { display: block; vertical-align: middle; max-width: 100%; }
ol, ul { list-style: none; }
table { text-indent: 0; border-color: inherit; border-collapse: collapse; }
button, input, select, textarea { font: inherit; }

/* --- CSS Variables (oklch from original) --- */
:root {
  --background: oklch(0.15 0.03 280);
  --foreground: oklch(0.97 0 0);
  --card: oklch(0.18 0.035 275);
  --card-foreground: oklch(0.97 0 0);
  --primary: oklch(0.8 0.16 75);
  --primary-foreground: oklch(0.15 0.03 280);
  --secondary: oklch(0.22 0.04 275);
  --secondary-foreground: oklch(0.97 0 0);
  --muted: oklch(0.22 0.04 275);
  --muted-foreground: oklch(0.7 0.02 270);
  --accent: oklch(0.75 0.14 75);
  --accent-foreground: oklch(0.15 0.03 280);
  --border: oklch(0.28 0.04 275);
  --input: oklch(0.25 0.04 275);
  --ring: oklch(0.8 0.16 75);
  --success: oklch(0.7 0.18 145);
  --destructive: oklch(0.577 0.245 27.325);
  --destructive-foreground: oklch(0.577 0.245 27.325);
  --radius: 0.75rem;
}

body {
  background-color: var(--background);
  color: var(--foreground);
}

/* --- Custom Utilities --- */
.bg-glow {
  background: radial-gradient(ellipse at 50% 30%, oklch(0.2 0.06 270 / 0.6), transparent 70%);
}

.btn-gold {
  background: linear-gradient(135deg, oklch(0.82 0.16 80), oklch(0.72 0.16 65));
  color: var(--primary-foreground);
  cursor: pointer;
}
.btn-gold:hover {
  background: linear-gradient(135deg, oklch(0.85 0.17 80), oklch(0.75 0.17 65));
}

.fade-in-section {
  opacity: 1;
  transform: translateY(0);
}

/* --- Layout --- */
.wrapper {
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  z-index: 50;
  width: 100%;
  background: oklch(0.15 0.03 280 / 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid oklch(0.28 0.04 275 / 0.5);
  transition: all 0.3s;
}
.navbar-inner {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--foreground);
}
.navbar-cta {
  border-radius: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  transition: transform 0.2s;
}
.navbar-cta:hover { transform: scale(1.05); }

/* --- Main Content --- */
main { max-width: 1200px; margin: 0 auto; }

/* --- Hero Section --- */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8rem 1rem 2rem;
  text-align: center;
}
.hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero h1 {
  position: relative;
  max-width: 56rem;
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--foreground);
  text-wrap: balance;
}
.hero .subtitle {
  position: relative;
  margin-top: 1rem;
  max-width: 48rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary);
  text-wrap: balance;
}
.hero .description {
  position: relative;
  margin-top: 1.5rem;
  max-width: 42rem;
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--muted-foreground);
}
.hero-cta {
  position: relative;
  margin-top: 2.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 0.75rem;
  padding: 1rem 2rem;
  font-size: 1.125rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  transition: transform 0.2s;
}
.hero-cta:hover { transform: scale(1.05); }
.hero .trust-text {
  position: relative;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* --- Section Styles --- */
.section { padding: 2.5rem 1rem; }
.section-inner { max-width: 64rem; margin: 0 auto; }
.section-title {
  text-align: center;
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--foreground);
  text-wrap: balance;
}

/* --- Problem Section --- */
.problem-grid {
  margin-top: 3rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}
.problem-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 1.25rem;
  transition: border-color 0.2s;
}
.problem-card:hover { border-color: oklch(0.8 0.16 75 / 0.3); }
.problem-card svg { margin-top: 0.125rem; flex-shrink: 0; width: 1.25rem; height: 1.25rem; color: var(--primary); }
.problem-card span { font-size: 1rem; line-height: 1.625; color: var(--secondary-foreground); }
.problem-footer {
  margin-top: 2.5rem;
  text-align: center;
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--muted-foreground);
}
.problem-footer .highlight { color: var(--primary); font-weight: 600; }

/* --- Services Section --- */
.services-card {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 2rem 3rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.services-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.services-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.75rem;
  background: oklch(0.8 0.16 75 / 0.1);
}
.services-icon svg { width: 1.5rem; height: 1.5rem; color: var(--primary); }
.services-header h2 {
  margin-top: 1.25rem;
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--foreground);
}
.services-header p {
  margin-top: 1rem;
  max-width: 42rem;
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--muted-foreground);
}
.services-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}
.service-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.service-item svg { flex-shrink: 0; width: 1.25rem; height: 1.25rem; color: var(--success); }
.service-item span { font-size: 1rem; color: var(--secondary-foreground); }

/* --- Social Proof --- */
.testimonials-grid {
  margin-top: 3rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, 1fr);
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 1.5rem;
  transition: border-color 0.2s;
}
.testimonial-card:hover { border-color: oklch(0.8 0.16 75 / 0.3); }
.stars { display: flex; gap: 0.25rem; }
.stars svg { width: 1rem; height: 1rem; fill: var(--primary); color: var(--primary); }
.testimonial-text {
  margin-top: 1rem;
  flex: 1;
  font-size: 1rem;
  line-height: 1.625;
  color: var(--secondary-foreground);
}
.testimonial-author {
  margin-top: 1.25rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}
.testimonial-author .name { font-size: 0.875rem; font-weight: 600; color: var(--foreground); }
.testimonial-author .role { font-size: 0.875rem; color: var(--muted-foreground); }

/* Stats */
.stats-grid {
  margin-top: 4rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(4, 1fr);
}
.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 1.5rem;
  text-align: center;
}
.stat-card .stat-value { font-size: 1.875rem; font-weight: 700; color: var(--primary); }
.stat-card .stat-label { margin-top: 0.5rem; font-size: 0.875rem; color: var(--muted-foreground); }

/* --- Case Study --- */
.case-study-grid {
  margin-top: 3rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, 1fr);
}
.case-before {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 2rem;
}
.case-after {
  border-radius: 0.75rem;
  border: 1px solid oklch(0.8 0.16 75 / 0.3);
  background: var(--card);
  padding: 2rem;
  box-shadow: 0 10px 30px oklch(0.8 0.16 75 / 0.05);
}
.case-badge {
  display: inline-block;
  border-radius: 0.375rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-before { background: oklch(0.577 0.245 27.325 / 0.1); color: var(--destructive-foreground); }
.badge-after { background: oklch(0.7 0.18 145 / 0.1); color: var(--success); }
.case-title { margin-top: 1rem; font-size: 1.25rem; font-weight: 700; color: var(--foreground); }
.case-desc { margin-top: 0.75rem; line-height: 1.625; color: var(--muted-foreground); }
.case-metrics { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.case-metric { display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; }
.case-metric .dot { width: 0.5rem; height: 0.5rem; border-radius: 50%; }
.dot-red { background: var(--destructive); }
.dot-green { background: var(--success); }
.case-metric-before { color: var(--muted-foreground); }
.case-metric-after { color: var(--foreground); }
.case-arrow {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
}
.case-arrow svg { width: 1.25rem; height: 1.25rem; color: var(--primary); }
.case-arrow .arrow-label { font-weight: 600; color: var(--primary); }

/* --- Pricing Section --- */
.pricing-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.pricing-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.75rem;
  background: oklch(0.8 0.16 75 / 0.1);
}
.pricing-icon svg { width: 1.5rem; height: 1.5rem; color: var(--primary); }
.pricing-grid {
  margin-top: 3rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, 1fr);
}
.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: 1rem;
  padding: 2rem;
  transition: border-color 0.2s;
}
.pricing-card-standard { border: 1px solid var(--border); background: var(--card); }
.pricing-card-standard:hover { border-color: oklch(0.8 0.16 75 / 0.3); }
.pricing-card-featured {
  border: 1px solid var(--primary);
  background: var(--card);
  box-shadow: 0 20px 40px oklch(0.8 0.16 75 / 0.1);
}
.pricing-card h3 { font-size: 1.25rem; font-weight: 700; color: var(--foreground); }
.pricing-price { margin-top: 1rem; display: flex; align-items: baseline; gap: 0.25rem; }
.pricing-price .amount { font-size: 1.875rem; font-weight: 700; color: var(--primary); }
.pricing-price .period { font-size: 0.875rem; color: var(--muted-foreground); }
.pricing-card .desc { margin-top: 0.75rem; font-size: 0.875rem; color: var(--muted-foreground); }
.pricing-features { margin-top: 1.5rem; flex: 1; display: flex; flex-direction: column; gap: 0.75rem; }
.pricing-feature { display: flex; align-items: flex-start; gap: 0.5rem; }
.pricing-feature svg { margin-top: 0.125rem; flex-shrink: 0; width: 1rem; height: 1rem; color: var(--success); }
.pricing-feature span { font-size: 0.875rem; color: var(--secondary-foreground); }
.pricing-btn {
  margin-top: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.75rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  transition: transform 0.2s;
  cursor: pointer;
}
.pricing-btn:hover { transform: scale(1.05); }
.pricing-btn-secondary {
  border: 1px solid var(--border);
  background: var(--secondary);
  color: var(--secondary-foreground);
}
.pricing-btn-secondary:hover { background: oklch(0.22 0.04 275 / 0.8); }
.pricing-btn-gold { box-shadow: 0 10px 25px rgba(0,0,0,0.3); }
.most-popular-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  border-radius: 9999px;
  background: var(--primary);
  padding: 0.25rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary-foreground);
}
.most-popular-badge svg { width: 0.75rem; height: 0.75rem; fill: currentColor; }

/* --- Pricing Table --- */
.pricing-table-wrapper {
  margin-top: 3rem;
  overflow-x: auto;
  border-radius: 1rem;
  border: 1px solid var(--border);
}
.pricing-table { width: 100%; text-align: left; font-size: 0.875rem; }
.pricing-table thead tr { border-bottom: 1px solid var(--border); background: var(--card); }
.pricing-table th { padding: 1rem; font-weight: 500; color: var(--muted-foreground); }
.pricing-table th.col-highlight { text-align: center; font-weight: 600; color: var(--foreground); }
.pricing-table th.col-primary { text-align: center; font-weight: 600; color: var(--primary); }
.pricing-table tbody tr { border-bottom: 1px solid oklch(0.28 0.04 275 / 0.5); }
.pricing-table tbody tr:nth-child(odd) { background: oklch(0.18 0.035 275 / 0.5); }
.pricing-table tbody tr:nth-child(even) { background: var(--card); }
.pricing-table td { padding: 1rem; color: var(--secondary-foreground); }
.pricing-table td.center { text-align: center; }
.pricing-table .icon-check { color: var(--success); }
.pricing-table .icon-x { color: oklch(0.7 0.02 270 / 0.4); }

/* --- CTA Section --- */
.cta-card {
  max-width: 48rem;
  margin: 0 auto;
  border-radius: 1rem;
  border: 1px solid oklch(0.8 0.16 75 / 0.2);
  background: var(--card);
  padding: 2.5rem 3.5rem;
  text-align: center;
  box-shadow: 0 20px 40px oklch(0.8 0.16 75 / 0.05);
}
.cta-icon {
  margin: 0 auto;
  width: 3.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  background: oklch(0.8 0.16 75 / 0.1);
}
.cta-icon svg { width: 1.75rem; height: 1.75rem; color: var(--primary); }
.cta-card h2 {
  margin-top: 1.5rem;
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--foreground);
  text-wrap: balance;
}
.cta-card .cta-desc {
  margin: 1rem auto 0;
  max-width: 32rem;
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--muted-foreground);
}
.cta-btn {
  margin-top: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 0.75rem;
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  transition: transform 0.2s;
}
.cta-btn:hover { transform: scale(1.05); }
.cta-note {
  margin-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}
.cta-note svg { width: 1rem; height: 1rem; color: var(--success); }

/* --- Footer --- */
footer { border-top: 1px solid var(--border); padding: 3.5rem 1rem; }
.footer-inner {
  max-width: 64rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}
.footer-inner .tagline { font-size: 1.125rem; font-weight: 600; color: var(--foreground); }
.footer-inner .sub-tagline { font-size: 0.875rem; color: var(--muted-foreground); }
.footer-badge {
  border-radius: 0.375rem;
  background: oklch(0.8 0.16 75 / 0.1);
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--primary);
}
.footer-copyright { margin-top: 1rem; font-size: 0.75rem; color: oklch(0.7 0.02 270 / 0.6); }

/* --- Booking Form (thank-you page) --- */
.booking-main {
  position: relative;
  display: flex;
  min-height: 100vh;
  flex-direction: column;
  align-items: center;
  padding: 8rem 1rem 5rem;
  max-width: 100%;
}
.booking-main h1 {
  max-width: 42rem;
  text-align: center;
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--foreground);
  text-wrap: balance;
}
.booking-main .booking-subtitle {
  margin: 1rem auto 0;
  max-width: 32rem;
  text-align: center;
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--muted-foreground);
}
.booking-form-wrapper { margin-top: 3rem; width: 100%; max-width: 42rem; }
.booking-form {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: oklch(0.18 0.035 275 / 0.8);
  padding: 2rem 2.5rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
  backdrop-filter: blur(4px);
}
.form-grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(2, 1fr); }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group.full-width { grid-column: span 2; }
.form-label { font-size: 0.875rem; font-weight: 500; color: var(--foreground); }
.form-label .required { color: var(--primary); }
.form-input {
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: var(--input);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--foreground);
  outline: none;
  transition: border-color 0.2s;
}
.form-input::placeholder { color: var(--muted-foreground); }
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.form-select {
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: var(--input);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--foreground);
  outline: none;
  appearance: auto;
  transition: border-color 0.2s;
}
.form-select:focus { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }

/* Fieldsets */
.form-fieldset { margin-top: 1.25rem; border: none; padding: 0; }
.form-fieldset legend { font-size: 0.875rem; font-weight: 500; color: var(--foreground); }
.radio-group { margin-top: 0.5rem; display: flex; flex-wrap: wrap; gap: 1.5rem; }
.radio-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--secondary-foreground);
  cursor: pointer;
}
.radio-label input[type="radio"] { width: 1rem; height: 1rem; accent-color: var(--primary); }

/* Date & Time Picker */
.datetime-section {
  margin-top: 2rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: oklch(0.22 0.04 275 / 0.5);
  padding: 1.25rem;
}
.datetime-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.datetime-header svg { width: 1.25rem; height: 1.25rem; color: var(--primary); }
.datetime-header h3 { font-size: 0.875rem; font-weight: 600; color: var(--foreground); }
.datetime-body { display: flex; flex-direction: column; align-items: center; gap: 1.5rem; }

/* Calendar */
.calendar {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 0.75rem;
}
.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.calendar-nav button {
  background: none;
  color: var(--foreground);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.375rem;
  transition: background 0.15s;
}
.calendar-nav button:hover { background: var(--accent); color: var(--accent-foreground); }
.calendar-nav .month-label { font-size: 0.875rem; font-weight: 500; color: var(--foreground); }
.calendar table { width: 100%; }
.calendar th {
  padding: 0.5rem;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--muted-foreground);
  text-align: center;
}
.calendar td { padding: 0.125rem; text-align: center; }
.calendar .day-btn {
  width: 2rem;
  height: 2rem;
  border-radius: 0.375rem;
  border: none;
  background: none;
  font-size: 0.875rem;
  color: var(--foreground);
  cursor: pointer;
  transition: all 0.15s;
}
.calendar .day-btn:hover { background: var(--accent); color: var(--accent-foreground); }
.calendar .day-btn.disabled { color: var(--muted-foreground); opacity: 0.5; pointer-events: none; }
.calendar .day-btn.today { border: 1px solid var(--primary); font-weight: 600; }
.calendar .day-btn.selected { background: var(--primary); color: var(--primary-foreground); font-weight: 600; }

/* Time slots */
.timeslots-panel { flex: 1; width: 100%; }
.timeslots-title { font-size: 0.875rem; font-weight: 600; color: var(--foreground); }
.timeslots-subtitle { font-size: 0.75rem; color: var(--muted-foreground); margin-top: 0.125rem; }
.timeslots-grid {
  margin-top: 0.75rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}
.time-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: none;
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--secondary-foreground);
  cursor: pointer;
  transition: all 0.15s;
}
.time-btn:hover { border-color: oklch(0.8 0.16 75 / 0.3); }
.time-btn.selected { border-color: var(--primary); background: oklch(0.8 0.16 75 / 0.1); color: var(--primary); }
.time-btn svg { width: 0.75rem; height: 0.75rem; color: var(--muted-foreground); }

/* Submit button */
.submit-btn {
  margin-top: 2rem;
  width: 100%;
  border-radius: 0.75rem;
  padding: 1rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  transition: transform 0.2s;
}
.submit-btn:hover { transform: scale(1.02); }

/* --- Responsive --- */
@media (min-width: 768px) {
  .hero { padding-top: 8rem; padding-bottom: 2rem; }
  .hero h1 { font-size: 3.75rem; }
  .hero .subtitle { font-size: 1.875rem; }
  .hero .description { font-size: 1.25rem; }
  .section { padding: 3.5rem 1rem; }
  .section-title { font-size: 2.25rem; }
  .services-header h2 { font-size: 2.25rem; }
  .cta-card h2 { font-size: 2.25rem; }
  .cta-card { padding: 3.5rem; }
  .stat-card .stat-value { font-size: 2.25rem; }
  .booking-main h1 { font-size: 3rem; }
  .booking-form { padding: 2.5rem; }
  .datetime-body { flex-direction: row; align-items: flex-start; }
}

@media (max-width: 767px) {
  .problem-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .case-study-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .services-card { padding: 2rem; }
  .form-grid { grid-template-columns: 1fr; }
  .form-group.full-width { grid-column: span 1; }
  .timeslots-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .hero h1 { font-size: 4.5rem; }
  .hero .subtitle { font-size: 2.25rem; }
}