/* ============================================
   Learn Mzansi - Static Site Styles
   ============================================
   1. Custom Properties
   2. Reset / Base
   3. Typography
   4. Layout Utilities
   5. Header & Navigation
   6. Hero Sections
   7. Feature Split Sections
   8. Testimonials Carousel
   9. Video Section
   10. CTA Banner
   11. Service Cards
   12. Content Sections
   13. Forms
   14. Footer
   15. Animations
   16. Media Queries
   ============================================ */

/* 1. Custom Properties
   -------------------------------------------- */
:root {
  --color-primary: #F9C349;
  --color-primary-hover: #E5A817;
  --color-primary-light: #FDD97A;
  --color-amber: #FFB100;

  --color-dark: #1A150F;
  --color-dark-soft: #2D2720;
  --color-text: #555555;
  --color-text-light: #9B9A96;
  --color-cream: #F8F7F3;
  --color-white: #FFFFFF;
  --color-border: #E8E6E1;

  --font-heading: 'Poppins', system-ui, -apple-system, sans-serif;
  --font-body: 'Rubik', system-ui, -apple-system, sans-serif;

  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3.25rem;

  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  --lh-tight: 1.2;
  --lh-normal: 1.6;
  --lh-relaxed: 1.8;

  --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;
  --space-5xl: 8rem;

  --container-max: 1200px;
  --container-narrow: 800px;
  --gutter: 1.25rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 50px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);

  --transition: 200ms ease;
  --transition-slow: 400ms ease;
}

/* 2. Reset / Base
   -------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

fieldset {
  border: none;
}

/* 3. Typography
   -------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  line-height: var(--lh-tight);
  font-weight: var(--fw-bold);
}

h1 { font-size: var(--fs-2xl); }
h2 { font-size: 1.75rem; }
h3 { font-size: var(--fs-lg); }

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

/* 4. Layout Utilities
   -------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow {
  max-width: var(--container-narrow);
}

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

/* 5. Header & Navigation
   -------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background-color var(--transition-slow), box-shadow var(--transition-slow);
}

.site-header.scrolled {
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-lg) var(--gutter);
}

.site-logo img {
  height: 48px;
  width: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-white);
  letter-spacing: 0.02em;
  transition: color var(--transition);
  position: relative;
}

.site-header.scrolled .nav-link {
  color: var(--color-dark);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-primary);
}

.nav-link[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}

.nav-link--login {
  background: var(--color-primary);
  color: var(--color-dark) !important;
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: var(--fw-semibold);
  transition: background-color var(--transition), transform var(--transition);
}

.nav-link--login:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.nav-link--login[aria-current="page"]::after {
  display: none;
}

.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.mobile-nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.site-header.scrolled .mobile-nav-toggle span {
  background: var(--color-dark);
}

.mobile-nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* 6. Hero Sections
   -------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-dark) url('../images/hero-bg.svg') no-repeat center center;
  background-size: cover;
  padding: calc(80px + var(--space-3xl)) var(--gutter) var(--space-3xl);
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,21,15,0.7) 0%, rgba(26,21,15,0.3) 100%);
  z-index: 1;
}

.hero__container {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin-inline: auto;
  width: 100%;
}

.hero__content {
  max-width: 640px;
}

.hero__eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-md);
}

.hero__title {
  font-size: var(--fs-2xl);
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.hero__description {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.85);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-2xl);
}

.hero--compact {
  min-height: 50vh;
  padding-top: calc(80px + var(--space-4xl));
}

.hero--compact .hero__title {
  margin-bottom: var(--space-lg);
}

.hero--compact .hero__description {
  max-width: 600px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  padding: 0.875rem 2rem;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  letter-spacing: 0.02em;
  border: 2px solid transparent;
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(249, 195, 73, 0.4);
}

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

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-dark);
  transform: translateY(-2px);
}

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

.btn--light:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(249, 195, 73, 0.4);
}

.btn--full {
  width: 100%;
}

/* 7. Feature Split Sections
   -------------------------------------------- */
.feature-split {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 500px;
}

.feature-split__media {
  position: relative;
  min-height: 300px;
  overflow: hidden;
}

.feature-split__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-split__content {
  padding: var(--space-3xl) var(--gutter);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-split__content h2 {
  margin-bottom: var(--space-lg);
}

.feature-split__content p {
  color: var(--color-text);
  line-height: var(--lh-relaxed);
}

.feature-split__content .btn {
  margin-top: var(--space-2xl);
  align-self: flex-start;
}

.feature-split__testimonials {
  background: var(--color-cream);
  padding: var(--space-3xl) var(--gutter);
  display: flex;
  align-items: center;
}

/* 8. Testimonials Carousel
   -------------------------------------------- */
.testimonial-carousel {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.testimonial-carousel__track {
  position: relative;
  min-height: 200px;
}

.testimonial-carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 600ms ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.testimonial-carousel__slide--active {
  position: relative;
  opacity: 1;
}

.testimonial-carousel__slide p {
  font-size: var(--fs-md);
  font-style: italic;
  line-height: var(--lh-relaxed);
  color: var(--color-dark-soft);
  position: relative;
  padding-left: var(--space-xl);
}

.testimonial-carousel__slide p::before {
  content: '\201C';
  position: absolute;
  left: 0;
  top: -8px;
  font-size: 3rem;
  color: var(--color-primary);
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-carousel__dots {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  padding-left: var(--space-xl);
}

.testimonial-carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}

.testimonial-carousel__dot--active {
  background: var(--color-primary);
  transform: scale(1.2);
}

/* 9. Video Section
   -------------------------------------------- */
.video-section {
  padding: var(--space-4xl) var(--gutter);
  background: var(--color-cream);
}

.video-section__container {
  max-width: var(--container-narrow);
  margin-inline: auto;
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* 10. CTA Banner
   -------------------------------------------- */
.cta-banner {
  position: relative;
  padding: var(--space-5xl) var(--gutter);
  background: var(--color-dark);
  overflow: hidden;
}

.cta-banner--image {
  background-image: url('../images/cta-bg.jpg');
  background-size: cover;
  background-position: center;
}

.cta-banner--image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(26, 21, 15, 0.75);
  z-index: 1;
}

.cta-banner--training {
  background-image: url('../images/about-training-bg.jpg');
  background-size: cover;
  background-position: center;
}

.cta-banner--training::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(26, 21, 15, 0.8);
  z-index: 1;
}

.cta-banner__content {
  position: relative;
  z-index: 2;
  max-width: var(--container-narrow);
  margin-inline: auto;
  text-align: center;
}

.cta-banner__title {
  font-size: var(--fs-2xl);
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.cta-banner__description {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-2xl);
  line-height: var(--lh-relaxed);
}

.cta-banner__content .btn {
  margin-top: var(--space-lg);
}

/* 11. Service Cards
   -------------------------------------------- */
.services {
  padding: var(--space-4xl) var(--gutter);
  background: var(--color-white);
}

.services__container {
  max-width: var(--container-max);
  margin-inline: auto;
}

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

.service-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.service-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

/* 12. Content Sections
   -------------------------------------------- */
.content-section {
  padding: var(--space-4xl) var(--gutter);
}

.content-section--alt {
  background: var(--color-cream);
}

.content-section__container {
  max-width: var(--container-narrow);
  margin-inline: auto;
}

.content-section__container h2 {
  margin-bottom: var(--space-2xl);
}

.content-section__container p {
  line-height: var(--lh-relaxed);
}

/* 13. Forms
   -------------------------------------------- */
.contact-section {
  padding: var(--space-4xl) var(--gutter);
}

.contact-section__container {
  max-width: 640px;
  margin-inline: auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.form-group label,
.form-group legend {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
  margin-bottom: var(--space-sm);
}

.form-group .required {
  color: #E53E3E;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(249, 195, 73, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-light);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-group--checkboxes legend {
  margin-bottom: var(--space-md);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-base);
  color: var(--color-text);
  cursor: pointer;
  padding: var(--space-xs) 0;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-status {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  text-align: center;
}

.form-status--success {
  background: #F0FFF4;
  color: #276749;
  border: 1px solid #C6F6D5;
}

.form-status--error {
  background: #FFF5F5;
  color: #C53030;
  border: 1px solid #FED7D7;
}

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

/* Honeypot */
.form-honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

/* 14. Footer
   -------------------------------------------- */
.site-footer {
  background: var(--color-dark);
  padding: var(--space-4xl) var(--gutter) var(--space-2xl);
}

.footer-container {
  max-width: var(--container-max);
  margin-inline: auto;
  text-align: center;
}

.footer-brand img {
  height: 80px;
  width: auto;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
}

.footer-tagline {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-3xl);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-xl);
}

.footer-copyright {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
}

/* 15. Animations
   -------------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

/* 16. Media Queries
   -------------------------------------------- */

/* sm: 480px+ */
@media (min-width: 480px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* md: 768px+ */
@media (min-width: 768px) {
  h1 { font-size: var(--fs-3xl); }
  h2 { font-size: var(--fs-2xl); }

  .hero__title { font-size: var(--fs-3xl); }
  .cta-banner__title { font-size: var(--fs-3xl); }

  .feature-split {
    grid-template-columns: 1fr 1fr;
  }

  .feature-split__media {
    min-height: auto;
  }

  .feature-split__content {
    padding: var(--space-4xl) var(--space-3xl);
  }

  .feature-split__testimonials {
    padding: var(--space-4xl) var(--space-3xl);
  }
}

/* lg: 1024px+ */
@media (min-width: 1024px) {
  h1 { font-size: var(--fs-4xl); }
  h2 { font-size: var(--fs-3xl); }

  .hero__title { font-size: var(--fs-4xl); }

  .services__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .cta-banner__title { font-size: var(--fs-3xl); }
}

/* Mobile nav: below 768px */
@media (max-width: 767px) {
  .mobile-nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: var(--color-dark);
    padding: 6rem var(--space-2xl) var(--space-2xl);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: 999;
    box-shadow: -4px 0 30px rgba(0,0,0,0.3);
  }

  .primary-nav.open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .nav-link {
    color: var(--color-white);
    font-size: var(--fs-md);
  }

  .site-header.scrolled .nav-link {
    color: var(--color-white);
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
    z-index: 998;
  }

  .nav-overlay.open {
    opacity: 1;
    visibility: visible;
  }
}