/* ==========================================================================
   Tax Dep Pro - Stylesheet
   ========================================================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ==========================================================================
   1. CSS Custom Properties
   ========================================================================== */

:root {
  /* Colors */
  --color-navy: #0A1628;
  --color-navy-light: #1B2D4A;
  --color-blue: #2563EB;
  --color-blue-dark: #1D4ED8;
  --color-blue-light: #DBEAFE;
  --color-white: #FFFFFF;
  --color-gray-50: #F8FAFC;
  --color-gray-100: #F1F5F9;
  --color-gray-200: #E2E8F0;
  --color-gray-300: #CBD5E1;
  --color-gray-500: #64748B;
  --color-gray-700: #334155;
  --color-gray-900: #0F172A;
  --color-success: #10B981;
  --color-error: #EF4444;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --header-height: 72px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

  /* Borders */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 50px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
}

/* ==========================================================================
   2. Reset & Base
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-gray-700);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-blue-dark);
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  color: var(--color-gray-900);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

p + p {
  margin-top: var(--space-md);
}

/* ==========================================================================
   4. Utility Classes
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--gray {
  background-color: var(--color-gray-50);
}

.section--navy {
  background-color: var(--color-navy);
  color: var(--color-white);
}

.section--navy h2,
.section--navy h3,
.section--navy h4 {
  color: var(--color-white);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__header p {
  max-width: 640px;
  margin: var(--space-md) auto 0;
  color: var(--color-gray-500);
  font-size: 1.125rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.text-center { text-align: center; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  gap: 0.5rem;
}

.btn--primary {
  background-color: var(--color-blue);
  color: var(--color-white);
  border-color: var(--color-blue);
}

.btn--primary:hover {
  background-color: var(--color-blue-dark);
  border-color: var(--color-blue-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: var(--color-white);
  color: var(--color-blue);
  border-color: var(--color-white);
}

.btn--secondary:hover {
  background-color: var(--color-gray-50);
  color: var(--color-blue-dark);
  transform: translateY(-1px);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-navy);
  transform: translateY(-1px);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1.125rem;
}

/* ==========================================================================
   5. Header & Navigation
   ========================================================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: var(--color-white);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}

.header--scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-navy);
  text-decoration: none;
}

.header__logo:hover {
  color: var(--color-navy);
}

.header__logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-blue), var(--color-navy));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.875rem;
}

.nav {
  display: none;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-gray-700);
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-blue);
  border-bottom-color: var(--color-blue);
}

.nav__cta {
  padding: 0.5rem 1.25rem;
  background-color: var(--color-blue);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9375rem;
  border-bottom: none;
}

.nav__cta:hover {
  background-color: var(--color-blue-dark);
  color: var(--color-white);
  border-bottom-color: transparent;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger__line {
  width: 24px;
  height: 2px;
  background-color: var(--color-navy);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.nav-open .hamburger__line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-open .hamburger__line:nth-child(2) {
  opacity: 0;
}

.nav-open .hamburger__line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-white);
  z-index: 999;
  padding: var(--space-xl);
  flex-direction: column;
  gap: var(--space-md);
}

.nav-open .mobile-nav {
  display: flex;
}

.mobile-nav__link {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-gray-700);
  text-decoration: none;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.mobile-nav__link:hover,
.mobile-nav__link--active {
  color: var(--color-blue);
}

.mobile-nav__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-md);
  padding: 0.75rem 1.75rem;
  background-color: var(--color-blue);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1.125rem;
}

/* ==========================================================================
   6. Hero Section
   ========================================================================== */

.hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: var(--color-white);
  margin-top: var(--header-height);
  padding: var(--space-3xl) 0;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero__content {
  position: relative;
  max-width: 720px;
}

.hero__eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-blue-light);
  margin-bottom: var(--space-md);
}

.hero__title {
  font-size: 2.5rem;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  line-height: 1.15;
}

.hero__subtitle {
  font-size: 1.125rem;
  color: var(--color-gray-300);
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
  max-width: 600px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* Page Hero (inner pages) */
.page-hero {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: var(--color-white);
  margin-top: var(--header-height);
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
}

.page-hero__title {
  font-size: 2.25rem;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.page-hero__subtitle {
  font-size: 1.125rem;
  color: var(--color-gray-300);
  max-width: 600px;
  margin: 0 auto;
}

.page-hero__breadcrumb {
  font-size: 0.875rem;
  color: var(--color-gray-300);
  margin-bottom: var(--space-md);
}

.page-hero__breadcrumb a {
  color: var(--color-blue-light);
}

/* ==========================================================================
   7. Cards & Feature Boxes
   ========================================================================== */

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
  text-align: center;
}

.stat-card__number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-blue);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-card__label {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  font-weight: 500;
}

/* Step Cards */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  counter-reset: step;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-card__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-blue);
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.step-card__title {
  margin-bottom: var(--space-sm);
}

.step-card__desc {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  max-width: 280px;
  margin: 0 auto;
}

/* Feature Cards */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.feature-card--highlight {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 1px var(--color-blue);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-blue-light);
  color: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
}

.feature-card__title {
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
}

/* Testimonial Cards */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.testimonial-card__stars {
  color: #F59E0B;
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
}

.testimonial-card__quote {
  font-style: italic;
  color: var(--color-gray-700);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.testimonial-card__author {
  font-weight: 600;
  color: var(--color-gray-900);
}

.testimonial-card__role {
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

/* Value Cards */
.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.value-card {
  text-align: center;
  padding: var(--space-xl);
}

.value-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-blue-light);
  color: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  font-size: 1.75rem;
}

.value-card__title {
  margin-bottom: var(--space-sm);
}

.value-card__desc {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
}

/* Team Cards */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.team-card {
  text-align: center;
}

.team-card__photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background-color: var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  font-size: 2rem;
  color: var(--color-gray-500);
  font-weight: 600;
}

.team-card__name {
  margin-bottom: var(--space-xs);
}

.team-card__title {
  font-size: 0.9375rem;
  color: var(--color-blue);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.team-card__bio {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  max-width: 320px;
  margin: 0 auto;
}

/* Deliverable Cards */
.deliverables-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.deliverable-card {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.deliverable-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-blue-light);
  color: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.deliverable-card__title {
  margin-bottom: var(--space-xs);
}

.deliverable-card__desc {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
}

/* ==========================================================================
   8. Two-Column Layout
   ========================================================================== */

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.two-col__text h2 {
  margin-bottom: var(--space-md);
}

.two-col__text p {
  color: var(--color-gray-500);
  line-height: 1.7;
}

.two-col__visual {
  background-color: var(--color-gray-100);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  font-size: 4rem;
}

.callout-box {
  background-color: var(--color-blue-light);
  border-left: 4px solid var(--color-blue);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-top: var(--space-xl);
}

.callout-box p {
  color: var(--color-gray-700);
  font-size: 0.9375rem;
}

.callout-box strong {
  color: var(--color-gray-900);
}

/* Emphasis Callout */
.emphasis-callout {
  background: linear-gradient(135deg, var(--color-blue-light), var(--color-white));
  border: 1px solid var(--color-blue);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  margin-top: var(--space-2xl);
}

.emphasis-callout p {
  color: var(--color-gray-700);
  font-size: 1.0625rem;
  font-weight: 500;
}

.emphasis-callout a {
  font-weight: 600;
}

/* ==========================================================================
   9. CTA Banner
   ========================================================================== */

.cta-banner {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-blue-dark) 100%);
  color: var(--color-white);
  text-align: center;
  padding: var(--space-3xl) 0;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.cta-banner p {
  color: var(--color-gray-300);
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   10. Forms
   ========================================================================== */

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--space-sm);
}

.form-group label .required {
  color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-primary);
  font-size: 1rem;
  color: var(--color-gray-900);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-error {
  font-size: 0.8125rem;
  color: var(--color-error);
  margin-top: var(--space-xs);
  display: none;
}

.form-group.has-error .form-error {
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

/* Form Sidebar */
.form-sidebar__card {
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.form-sidebar__card h3 {
  margin-bottom: var(--space-md);
}

.form-sidebar__card ul {
  list-style: none;
}

.form-sidebar__card li {
  padding: var(--space-sm) 0;
  color: var(--color-gray-700);
  font-size: 0.9375rem;
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.form-sidebar__card li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

.form-sidebar__contact h4 {
  margin-bottom: var(--space-md);
}

.form-sidebar__contact p {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  margin-bottom: var(--space-sm);
}

/* Form States */
.form-success {
  display: none;
  text-align: center;
  padding: var(--space-3xl);
}

.form-success.show {
  display: block;
}

.form-success__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 2rem;
}

.form-success h3 {
  margin-bottom: var(--space-md);
}

.form-success p {
  color: var(--color-gray-500);
}

.form-error-banner {
  display: none;
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
  color: var(--color-error);
  font-size: 0.9375rem;
}

.form-error-banner.show {
  display: block;
}

.btn--loading {
  opacity: 0.7;
  pointer-events: none;
}

/* ==========================================================================
   11. FAQ Accordion
   ========================================================================== */

.accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion__item {
  border-bottom: 1px solid var(--color-gray-200);
}

.accordion__header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-primary);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-gray-900);
  text-align: left;
  gap: var(--space-md);
}

.accordion__header:hover {
  color: var(--color-blue);
}

.accordion__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-blue);
  transition: transform var(--transition-base);
}

.accordion__item.active .accordion__icon {
  transform: rotate(45deg);
}

.accordion__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion__content {
  padding: 0 0 var(--space-lg);
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ==========================================================================
   12. Portal Placeholder
   ========================================================================== */

.portal-card {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  box-shadow: var(--shadow-lg);
}

.portal-card__icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: var(--color-blue-light);
  color: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 2rem;
}

.portal-card h2 {
  margin-bottom: var(--space-md);
}

.portal-card p {
  color: var(--color-gray-500);
  margin-bottom: var(--space-xl);
}

.portal-card__divider {
  border: none;
  border-top: 1px solid var(--color-gray-200);
  margin: var(--space-xl) 0;
}

.portal-card .form-group {
  text-align: left;
}

.portal-card .btn {
  width: 100%;
  opacity: 0.5;
  cursor: not-allowed;
}

.portal-card__note {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  margin-top: var(--space-lg);
}

/* ==========================================================================
   13. Resource Cards
   ========================================================================== */

.resource-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.resource-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.resource-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.resource-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-blue);
  background-color: var(--color-blue-light);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.resource-card__title {
  margin-bottom: var(--space-sm);
}

.resource-card__desc {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  margin-bottom: var(--space-md);
}

.resource-card__link {
  font-weight: 600;
  font-size: 0.9375rem;
}

/* Calculator Placeholder */
.calculator-placeholder {
  background: var(--color-gray-100);
  border: 2px dashed var(--color-gray-300);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.calculator-placeholder__icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.calculator-placeholder h3 {
  margin-bottom: var(--space-md);
}

.calculator-placeholder p {
  color: var(--color-gray-500);
  margin-bottom: var(--space-xl);
}

/* ==========================================================================
   14. Why Choose Us / Differentiators
   ========================================================================== */

.differentiators {
  list-style: none;
}

.differentiators li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.differentiators li:last-child {
  border-bottom: none;
}

.differentiators__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-blue-light);
  color: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  margin-top: 2px;
}

.differentiators__text strong {
  display: block;
  color: var(--color-gray-900);
  margin-bottom: var(--space-xs);
}

.differentiators__text span {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
}

/* ==========================================================================
   15. Pricing Section
   ========================================================================== */

.pricing-section {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.pricing-section p {
  color: var(--color-gray-500);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.pricing-highlight {
  background-color: var(--color-blue-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.pricing-highlight p {
  color: var(--color-gray-700);
  font-weight: 500;
  margin-bottom: 0;
}

/* ==========================================================================
   16. Footer
   ========================================================================== */

.footer {
  background-color: var(--color-navy);
  color: var(--color-gray-300);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__brand p {
  font-size: 0.9375rem;
  margin-top: var(--space-md);
  max-width: 300px;
}

.footer__heading {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.footer__links li {
  margin-bottom: var(--space-sm);
}

.footer__links a {
  color: var(--color-gray-300);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-white);
}

.footer__contact p {
  font-size: 0.9375rem;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  font-size: 0.8125rem;
  color: var(--color-gray-500);
}

.footer__bottom a {
  color: var(--color-gray-500);
}

.footer__bottom a:hover {
  color: var(--color-white);
}

/* ==========================================================================
   17. Animations
   ========================================================================== */

.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   18. Responsive Breakpoints
   ========================================================================== */

/* Small (640px) */
@media (min-width: 640px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .resource-cards { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Medium (768px) */
@media (min-width: 768px) {
  h1 { font-size: 2.75rem; }
  h2 { font-size: 2.25rem; }

  .section { padding: var(--space-4xl) 0; }

  .hero { min-height: 560px; padding: var(--space-4xl) 0; }
  .hero__title { font-size: 3rem; }

  .two-col { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
  .deliverables-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Large (1024px) */
@media (min-width: 1024px) {
  h1 { font-size: 3rem; }

  .hero__title { font-size: 3.5rem; }

  /* Show desktop nav, hide hamburger */
  .nav { display: flex; }
  .hamburger { display: none; }
  .mobile-nav { display: none !important; }

  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .steps-grid { grid-template-columns: repeat(4, 1fr); }
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
  .resource-cards { grid-template-columns: repeat(3, 1fr); }
  .team-grid { grid-template-columns: repeat(3, 1fr); }

  .form-grid { grid-template-columns: 1fr 360px; }

  .footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer__bottom { flex-direction: row; justify-content: space-between; }
}

/* Extra large (1280px) */
@media (min-width: 1280px) {
  .hero__title { font-size: 4rem; }
  .container { padding: 0 var(--space-xl); }
}