/* ========================================
   Barnes & Company Bookkeeping - Stylesheet
   Classic & Elegant Design
======================================== */

/* --- CSS Variables --- */
:root {
  --color-primary: #1A5F7A;
  --color-primary-dark: #134B5F;
  --color-primary-light: #2A7A9C;
  --color-secondary: #3D5A78;
  --color-slate: #2C3E50;
  --color-slate-light: #4A6278;
  --color-cream: #F7F5F2;
  --color-cream-dark: #EDE9E3;
  --color-white: #FFFFFF;
  --color-text: #2C3E50;
  --color-text-light: #5A6B7D;
  --color-text-muted: #8A9BAC;
  --color-border: #D4D8DC;
  --color-accent: #C9A96E;
  --color-accent-light: #E8D5A8;
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'Lato', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --shadow-sm: 0 1px 3px rgba(44, 62, 80, 0.08);
  --shadow-md: 0 4px 16px rgba(44, 62, 80, 0.1);
  --shadow-lg: 0 10px 40px rgba(44, 62, 80, 0.12);
  --shadow-xl: 0 20px 60px rgba(44, 62, 80, 0.15);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-cream);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--color-primary-light);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-slate);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(247, 245, 242, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

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

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-slate);
  letter-spacing: -0.02em;
}

.logo-sub {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: -2px;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  position: relative;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

.nav-cta {
  background: var(--color-primary);
  color: var(--color-white) !important;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
}

.nav-cta::after {
  display: none;
}

.nav-cta:hover {
  background: var(--color-primary-dark);
  color: var(--color-white) !important;
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--color-slate);
  transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
  padding-top: 100px;
  padding-bottom: 80px;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-cream-dark) 100%);
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-tagline {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.hero-headline {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-slate);
  margin-bottom: 24px;
  line-height: 1.2;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 36px;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--color-slate);
  border: 2px solid var(--color-slate);
}

.btn-secondary:hover {
  background: var(--color-slate);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

/* Hero Image */
.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.hero-badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--color-white);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  color: var(--color-slate);
  font-size: 0.9rem;
}

.hero-badge svg {
  color: var(--color-primary);
}

/* --- Section Styles --- */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.4rem;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-light);
}

/* --- Services Section --- */
.services {
  padding: 100px 0;
  background: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  background: var(--color-cream);
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--color-white);
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--color-slate);
}

.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* --- About Section --- */
.about {
  padding: 100px 0;
  background: var(--color-cream);
}

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

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.about-stats {
  position: absolute;
  bottom: -30px;
  right: -30px;
  display: flex;
  gap: 16px;
}

.stat {
  background: var(--color-white);
  padding: 20px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-content .section-tag {
  text-align: left;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-text {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.value-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--color-slate);
  font-size: 0.95rem;
}

.value-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* --- Why Us Section --- */
.why-us {
  padding: 100px 0;
  background: var(--color-slate);
  color: var(--color-white);
}

.why-us .section-tag {
  color: var(--color-accent);
}

.why-us .section-title {
  color: var(--color-white);
}

.why-us .section-desc {
  color: rgba(255, 255, 255, 0.7);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.why-item {
  display: flex;
  gap: 24px;
}

.why-number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  flex-shrink: 0;
}

.why-item h3 {
  font-size: 1.2rem;
  color: var(--color-white);
  margin-bottom: 8px;
}

.why-item p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

/* --- Testimonials Section --- */
.testimonials {
  padding: 100px 0;
  background: var(--color-white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.testimonial-card {
  background: var(--color-cream);
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  position: relative;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.testimonial-quote {
  color: var(--color-primary);
  opacity: 0.3;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.author-name {
  font-weight: 700;
  color: var(--color-slate);
  font-size: 1rem;
}

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

/* --- CTA Section --- */
.cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.cta-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.4rem;
  color: var(--color-white);
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 36px;
}

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

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

.cta .btn-primary:hover {
  background: var(--color-cream);
  color: var(--color-primary-dark);
}

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

.cta .btn-secondary:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

/* --- Contact Section --- */
.contact {
  padding: 100px 0;
  background: var(--color-cream);
}

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

.contact-info .section-tag {
  text-align: left;
}

.contact-info .section-title {
  text-align: left;
  margin-bottom: 16px;
}

.contact-desc {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
}

.contact-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-slate);
  margin-bottom: 4px;
}

.contact-item p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.contact-item a {
  color: var(--color-text-light);
}

.contact-item a:hover {
  color: var(--color-primary);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--color-white);
  padding: 48px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-slate);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 95, 122, 0.1);
}

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

.form-success {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: #E8F5E9;
  border-radius: var(--radius-sm);
  margin-top: 16px;
}

.form-success svg {
  color: #4CAF50;
  flex-shrink: 0;
}

.form-success p {
  font-size: 0.95rem;
  color: #2E7D32;
}

/* --- Footer --- */
.footer {
  background: var(--color-slate);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}

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

.footer-brand .logo-text {
  color: var(--color-white);
}

.footer-brand .logo-sub {
  color: rgba(255, 255, 255, 0.5);
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-white);
  margin-bottom: 20px;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

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

.footer-contact p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 8px;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-headline {
    font-size: 2.4rem;
  }

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

  .about-container,
  .contact-container {
    gap: 48px;
  }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    box-shadow: var(--shadow-xl);
    padding: 80px 32px 32px;
    transition: var(--transition);
    z-index: 999;
  }

  .nav.active {
    right: 0;
  }

  .nav ul {
    flex-direction: column;
    gap: 24px;
  }

  .nav a::after {
    display: none;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-image {
    order: -1;
  }

  .hero-image img {
    height: 300px;
  }

  .hero-headline {
    font-size: 2rem;
  }

  .hero-badge {
    position: relative;
    bottom: auto;
    left: auto;
    margin-top: 16px;
    display: inline-flex;
  }

  .services-grid,
  .testimonials-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .about-container,
  .contact-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-stats {
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: 16px;
    justify-content: center;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  .contact-form-wrapper {
    padding: 32px 24px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .cta-title {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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