/* ==========================================================================
   Fraley Tutors — Marketing Website Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   Custom Properties
   -------------------------------------------------------------------------- */
:root {
  --color-primary: #00b3a4;
  --color-primary-dark: #008f83;
  --color-dark-bg: #1a1a2e;
  --color-light-bg: #f8f9fa;
  --color-white: #ffffff;
  --color-text: #333333;
  --color-text-light: #e0e0e0;
  --color-accent: #00b3a4;
  --color-star: #f4b400;
  --color-border: #e0e0e0;

  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;

  --container-max: 1200px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

  --transition: 0.25s ease;
}

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

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

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  line-height: 1.25;
}

p {
  margin-top: 0;
}

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

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

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

ul, ol {
  padding-left: 1.25em;
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.section-subtitle {
  font-size: 1.125rem;
  color: #666;
  margin-bottom: 3rem;
  max-width: 640px;
}

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

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
    box-shadow var(--transition), transform var(--transition);
  text-align: center;
  line-height: 1.4;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 14px 32px;
  border-radius: var(--radius);
}

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

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  padding: 14px 32px;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-large {
  padding: 18px 44px;
  font-size: 1.125rem;
  border-radius: var(--radius-lg);
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
  height: 72px;
  display: flex;
  align-items: center;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.navbar-logo img {
  height: 40px;
  width: auto;
}

.navbar-logo:hover {
  color: var(--color-text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding-bottom: 4px;
}

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

.nav-links a:hover {
  color: var(--color-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--color-primary);
}

.nav-links a.active::after {
  width: 100%;
}

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

.nav-portal-btn::after {
  display: none !important;
}

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

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

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

/* Hamburger open animation */
.nav-open .nav-hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.nav-open .nav-hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Spacer to offset fixed nav */
.nav-spacer {
  height: 72px;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  background: var(--color-dark-bg);
  color: var(--color-white);
  min-height: 80vh;
  display: flex;
  align-items: center;
  text-align: center;
  padding: 100px 20px 80px;
}

.hero .container {
  max-width: 800px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: 2.5rem;
  line-height: 1.6;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero .btn-primary {
  padding: 18px 44px;
  font-size: 1.125rem;
  border-radius: var(--radius-lg);
}

/* --------------------------------------------------------------------------
   Sections — Alternating Backgrounds
   -------------------------------------------------------------------------- */
.section {
  padding: 80px 20px;
}

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

.section-light {
  background: var(--color-light-bg);
}

/* --------------------------------------------------------------------------
   How It Works — Steps Grid
   -------------------------------------------------------------------------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-top: 2rem;
}

.step {
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.step-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.step-description {
  font-size: 0.95rem;
  color: #666;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Subject Cards / Badges
   -------------------------------------------------------------------------- */
.subjects-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin-top: 2rem;
}

.subject-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  text-align: center;
  min-width: 200px;
  flex: 0 1 240px;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.subject-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.subject-name {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.subject-boards {
  font-size: 0.85rem;
  color: #888;
}

/* --------------------------------------------------------------------------
   Testimonial Cards
   -------------------------------------------------------------------------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
  margin-top: 2rem;
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: var(--color-star);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-quote {
  font-size: 1rem;
  line-height: 1.7;
  color: #555;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.testimonial-author {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
}

.testimonial-subject {
  font-size: 0.85rem;
  color: #888;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   Team / Tutor Cards
   -------------------------------------------------------------------------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 2rem;
}

.tutor-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.tutor-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.tutor-headshot {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1.25rem;
  border: 4px solid var(--color-light-bg);
}

.tutor-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.tutor-subjects {
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.tutor-bio {
  font-size: 0.95rem;
  color: #666;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.tutor-qualifications {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.85rem;
  color: #888;
}

.tutor-qualifications li {
  padding: 4px 0;
}

.tutor-qualifications li::before {
  content: '✓ ';
  color: var(--color-primary);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   Services Page — Feature Cards
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 2rem;
}

.feature-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.feature-card:hover {
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.feature-description {
  font-size: 0.95rem;
  color: #666;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Contact Page
   -------------------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  margin-top: 2rem;
}

.contact-details h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 1.5rem;
}

.contact-item-icon {
  font-size: 1.25rem;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item-text {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.5;
}

.contact-item-text strong {
  display: block;
  color: var(--color-text);
  margin-bottom: 2px;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-family);
  font-size: 1rem;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 179, 164, 0.12);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #aaa;
}

.contact-form .btn-primary {
  align-self: flex-start;
}

/* --------------------------------------------------------------------------
   CTA Sections
   -------------------------------------------------------------------------- */
.cta-section {
  background: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  padding: 80px 20px;
}

.cta-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-text {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.92;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn {
  background: var(--color-white);
  color: var(--color-primary);
  padding: 16px 40px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.cta-section .btn:hover {
  background: var(--color-light-bg);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-dark-bg);
  color: var(--color-text-light);
  padding: 60px 20px 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-about .navbar-logo {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.footer-about p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #aab;
  max-width: 320px;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #aab;
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  color: #aab;
}

.footer-contact-item span:first-child {
  color: var(--color-primary);
  flex-shrink: 0;
}

.footer-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: #667;
}

/* --------------------------------------------------------------------------
   Loading States
   -------------------------------------------------------------------------- */
.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 40px auto;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: #999;
  font-style: italic;
  font-size: 1rem;
}

/* --------------------------------------------------------------------------
   404 Page
   -------------------------------------------------------------------------- */
.page-404 {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
}

.page-404-title {
  font-size: 6rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.page-404-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.page-404-text {
  font-size: 1rem;
  color: #666;
  margin-bottom: 2rem;
  max-width: 420px;
}

/* --------------------------------------------------------------------------
   Responsive — Tablet (max-width: 960px)
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .hero-title {
    font-size: 2.5rem;
  }
}

/* --------------------------------------------------------------------------
   Responsive — Mobile (max-width: 768px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  /* Mobile Navigation */
  .nav-hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 40px;
    gap: 0;
    z-index: 999;
  }

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

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 16px 20px;
    font-size: 1.1rem;
  }

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

  .nav-portal-btn {
    margin-top: 12px;
    display: inline-block;
    width: auto;
  }

  /* Hero */
  .hero {
    min-height: 70vh;
    padding: 80px 20px 60px;
  }

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

  .hero-subtitle {
    font-size: 1.05rem;
  }

  /* Sections */
  .section {
    padding: 60px 20px;
  }

  .section-title {
    font-size: 1.625rem;
  }

  /* Steps */
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  /* Testimonials */
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  /* Team */
  .team-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
    margin-left: auto;
    margin-right: auto;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* CTA */
  .cta-title {
    font-size: 1.75rem;
  }

  /* 404 */
  .page-404-title {
    font-size: 4rem;
  }
}

/* --------------------------------------------------------------------------
   Responsive — Small Mobile (max-width: 480px)
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .btn-large {
    padding: 14px 32px;
    font-size: 1rem;
  }

  .subject-card {
    min-width: 0;
    flex: 1 1 100%;
  }

  .contact-form .btn-primary {
    width: 100%;
  }
}