/* ==========================================================================
   Art For Kids Studio — Global Styles
   Shared across all pages (index + subpages)
   ========================================================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&family=Karla:wght@300;400;500;600;700&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  --color-primary: #E8603C;
  --color-primary-dark: #c94e2e;
  --color-accent: #F5C842;
  --color-accent-light: #fde18a;
  --color-bg: #FDFAF6;
  --color-surface: #EEF2EE;
  --color-text: #1E1E1E;
  --color-text-muted: #5a5a5a;
  --color-dark: #1a2332;
  --color-dark-surface: #243044;
  --color-white: #ffffff;

  --font-display: 'Nunito', sans-serif;
  --font-body: 'Karla', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 50px;

  --shadow-card: 0 4px 24px rgba(30, 30, 30, 0.06);
  --shadow-card-hover: 0 8px 40px rgba(30, 30, 30, 0.12);
  --shadow-elevated: 0 12px 48px rgba(30, 30, 30, 0.10);

  --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-text);
}

p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

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

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

/* ---------- Navbar ---------- */
.afk-navbar {
  background-color: var(--color-bg);
  border-bottom: 1px solid rgba(30, 30, 30, 0.04);
  transition: box-shadow var(--transition-base);
}

.afk-navbar.scrolled {
  box-shadow: 0 2px 20px rgba(30, 30, 30, 0.08);
}

.afk-navbar .navbar-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.45rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.afk-navbar .navbar-brand .brand-art {
  color: var(--color-primary);
}

.afk-navbar .navbar-brand .brand-kids {
  color: var(--color-accent);
  position: relative;
}

.afk-navbar .nav-link {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-text);
  padding: 0.5rem 1rem !important;
  position: relative;
  letter-spacing: 0.01em;
}

.afk-navbar .nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform: translateX(-50%);
}

.afk-navbar .nav-link:hover::after,
.afk-navbar .nav-link.active::after {
  width: 60%;
}

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

.btn-cta-nav {
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.88rem;
  padding: 0.55rem 1.4rem !important;
  border-radius: var(--radius-pill);
  border: none;
  transition: all var(--transition-base);
  letter-spacing: 0.02em;
}

.btn-cta-nav:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232, 96, 60, 0.35);
}

/* ---------- Hero Section ---------- */
.hero-section {
  min-height: 85vh;
  position: relative;
  overflow: hidden;
  background-color: var(--color-bg);
}

.hero-image-col {
  position: relative;
  min-height: 60vh;
  overflow: hidden;
}

.hero-image-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
}

.hero-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(253, 250, 246, 0.15) 0%, rgba(232, 96, 60, 0.08) 100%);
  z-index: 1;
}

.hero-content-col {
  display: flex;
  align-items: center;
  padding: 3rem 2rem;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 540px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.hero-badge i {
  color: var(--color-accent);
  font-size: 1rem;
}

.hero-content h1 {
  font-size: 3.1rem;
  font-weight: 900;
  line-height: 1.08;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.hero-content h1 .text-highlight {
  color: var(--color-primary);
  position: relative;
  display: inline;
}

.hero-content h1 .text-highlight::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 100%;
  height: 6px;
  background: var(--color-accent);
  opacity: 0.45;
  border-radius: 3px;
  z-index: -1;
}

.hero-subtitle {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.btn-hero {
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  padding: 0.9rem 2.4rem;
  border-radius: var(--radius-pill);
  border: none;
  transition: all var(--transition-base);
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-hero:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(232, 96, 60, 0.4);
}

.btn-hero i {
  font-size: 1.1rem;
  transition: transform var(--transition-base);
}

.btn-hero:hover i {
  transform: translateX(3px);
}

.hero-trust {
  margin-top: 1.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-trust .trust-dot {
  width: 4px;
  height: 4px;
  background: var(--color-primary);
  border-radius: 50%;
  display: inline-block;
}

/* Decorative shape in hero */
.hero-deco {
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  opacity: 0.08;
  z-index: 0;
  pointer-events: none;
}

.hero-deco-1 {
  background: var(--color-primary);
  top: -40px;
  right: -40px;
}

.hero-deco-2 {
  background: var(--color-accent);
  bottom: -60px;
  left: 30%;
  width: 120px;
  height: 120px;
}

/* ---------- Stats Section ---------- */
.stats-section {
  background-color: var(--color-dark);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0.06;
}

.stats-section::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 200px;
  height: 200px;
  background: var(--color-accent);
  border-radius: 50%;
  opacity: 0.05;
}

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

.stats-section .section-title .title-accent {
  color: var(--color-accent);
}

.stat-card {
  background: var(--color-dark-surface);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all var(--transition-base);
  position: relative;
  z-index: 1;
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 200, 66, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
  font-size: 1.5rem;
}

.stat-icon-primary {
  background: rgba(232, 96, 60, 0.15);
  color: var(--color-primary);
}

.stat-icon-accent {
  background: rgba(245, 200, 66, 0.15);
  color: var(--color-accent);
}

.stat-icon-surface {
  background: rgba(238, 242, 238, 0.1);
  color: var(--color-surface);
}

.stat-number {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2rem;
  color: var(--color-white);
  margin-bottom: 0.3rem;
  line-height: 1.1;
}

.stat-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.65);
}

/* ---------- Why It Works Section ---------- */
.why-section {
  background-color: var(--color-bg);
  position: relative;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.5rem;
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 600px;
}

.why-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2.2rem 1.8rem;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  border: 1px solid rgba(30, 30, 30, 0.04);
  height: 100%;
}

.why-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}

.why-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1.2rem;
}

.icon-bg-primary {
  background: rgba(232, 96, 60, 0.1);
  color: var(--color-primary);
}

.icon-bg-accent {
  background: rgba(245, 200, 66, 0.15);
  color: #d4a520;
}

.icon-bg-surface {
  background: var(--color-surface);
  color: var(--color-text);
}

.icon-bg-dark {
  background: var(--color-dark);
  color: var(--color-white);
}

.why-card h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
}

.why-card p {
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 0;
}

/* ---------- What We Offer Section ---------- */
.offer-section {
  background: linear-gradient(160deg, var(--color-surface) 0%, #f4f0ec 100%);
  position: relative;
  overflow: hidden;
}

.offer-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232, 96, 60, 0.2), transparent);
}

.offer-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  height: 100%;
}

.offer-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated);
}

.offer-card-img {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.offer-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.offer-card:hover .offer-card-img img {
  transform: scale(1.05);
}

.offer-card-body {
  padding: 1.6rem;
}

.offer-card-body h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.offer-card-body p {
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.offer-card-link {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-base);
}

.offer-card-link:hover {
  color: var(--color-primary-dark);
  gap: 0.6rem;
}

/* ---------- Testimonials Section ---------- */
.testimonials-section {
  background-color: var(--color-bg);
  position: relative;
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(30, 30, 30, 0.04);
  position: relative;
}

.testimonial-quote-icon {
  width: 48px;
  height: 48px;
  background: rgba(232, 96, 60, 0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.3rem;
  margin-bottom: 1.2rem;
}

.testimonial-text {
  font-size: 1.1rem;
  font-style: italic;
  line-height: 1.75;
  color: var(--color-text);
  margin-bottom: 1.5rem;
}

.testimonial-stars {
  color: var(--color-accent);
  font-size: 1rem;
  margin-bottom: 0.8rem;
}

.testimonial-author {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-text);
}

.testimonial-role {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* ---------- CTA Banner Section ---------- */
.cta-banner-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #d94e30 60%, #c04025 100%);
  position: relative;
  overflow: hidden;
}

.cta-banner-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 350px;
  height: 350px;
  background: var(--color-accent);
  border-radius: 50%;
  opacity: 0.1;
}

.cta-banner-section::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 20%;
  width: 200px;
  height: 200px;
  background: var(--color-white);
  border-radius: 50%;
  opacity: 0.05;
}

.cta-banner-section h2 {
  color: var(--color-white);
}

.cta-banner-section p {
  color: rgba(255, 255, 255, 0.85);
}

.btn-cta-light {
  background-color: var(--color-white);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  padding: 0.9rem 2.4rem;
  border-radius: var(--radius-pill);
  border: none;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-cta-light:hover {
  background-color: var(--color-accent);
  color: var(--color-text);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.15);
}

/* ---------- Contact / Book Free Trial Section ---------- */
.contact-section {
  background: var(--color-surface);
  position: relative;
}

.contact-form-wrapper {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.contact-form-wrapper .form-control,
.contact-form-wrapper .form-select {
  border: 2px solid var(--color-surface);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--color-bg);
  transition: all var(--transition-base);
}

.contact-form-wrapper .form-control:focus,
.contact-form-wrapper .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(232, 96, 60, 0.12);
  background: var(--color-white);
}

.contact-form-wrapper .form-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.btn-submit {
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  padding: 0.85rem 2.2rem;
  border-radius: var(--radius-pill);
  border: none;
  transition: all var(--transition-base);
  width: 100%;
}

.btn-submit:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(232, 96, 60, 0.35);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 12px;
  background: rgba(232, 96, 60, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.contact-info-item h4 {
  font-size: 0.95rem;
  font-weight: 800;
  margin-bottom: 0.15rem;
}

.contact-info-item p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* ---------- FAQ Section ---------- */
.faq-section {
  background-color: var(--color-bg);
}

.faq-section .accordion-item {
  border: none;
  background: var(--color-white);
  border-radius: var(--radius-md) !important;
  margin-bottom: 0.75rem;
  box-shadow: 0 2px 12px rgba(30, 30, 30, 0.04);
  overflow: hidden;
}

.faq-section .accordion-button {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-text);
  background: var(--color-white);
  padding: 1.1rem 1.5rem;
  box-shadow: none;
}

.faq-section .accordion-button:not(.collapsed) {
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: none;
}

.faq-section .accordion-button::after {
  background-size: 1rem;
}

.faq-section .accordion-body {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding: 0 1.5rem 1.3rem;
  line-height: 1.7;
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-primary));
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.35rem;
  color: var(--color-white);
}

.footer-brand .brand-art {
  color: var(--color-primary);
}

.footer-brand .brand-kids {
  color: var(--color-accent);
}

.site-footer h5 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 1.2rem;
  letter-spacing: 0.02em;
}

.site-footer p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
}

.footer-link {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  padding: 0.25rem 0;
  transition: all var(--transition-base);
}

.footer-link:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-social-link {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--transition-base);
}

.footer-social-link:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.5rem;
  margin-top: 2rem;
}

.footer-bottom p {
  font-size: 0.85rem;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.4);
}

/* ---------- SVG Wave Divider ---------- */
.wave-divider {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.wave-divider svg {
  display: block;
  width: 100%;
  height: auto;
}

.wave-divider-dark svg path {
  fill: var(--color-dark);
}

.wave-divider-bg svg path {
  fill: var(--color-bg);
}

.wave-divider-surface svg path {
  fill: var(--color-surface);
}

/* ---------- Scroll Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .hero-section {
    min-height: auto;
  }

  .hero-image-col {
    min-height: 50vh;
  }

  .hero-content h1 {
    font-size: 2.4rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .stat-card {
    padding: 1.5rem 1rem;
  }

  .stat-number {
    font-size: 1.6rem;
  }
}

@media (max-width: 767.98px) {
  .hero-image-col {
    min-height: 40vh;
  }

  .hero-content {
    text-align: center;
    max-width: 100%;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-trust {
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero-badge {
    margin-left: auto;
    margin-right: auto;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .contact-form-wrapper {
    padding: 1.5rem;
  }

  .offer-card-img {
    height: 180px;
  }
}

@media (max-width: 575.98px) {
  .hero-content h1 {
    font-size: 1.75rem;
  }

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

  .section-title {
    font-size: 1.55rem;
  }
}