/* =========================================
   Aaron Funke - Global Styles
   Fonts: Bodoni Moda (approx. LTC Bodoni 175), Nunito Sans (approx. Proxima Nova)
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Bodoni+Moda:ital,opsz,wght@0,6..96,400;0,6..96,500;1,6..96,400&family=Nunito+Sans:wght@300;400;600&display=swap');

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

:root {
  --color-bg-dark: #2a2829;
  --color-bg-light: #ffffff;
  --color-text-white: #ffffff;
  --color-text-hero: #e0e0db;
  --color-text-dark: #1a1a1a;
  --color-accent-blue: #1a3a6b;
  --color-border: #444;
  --font-serif: 'Bodoni Moda', 'Georgia', serif;
  --font-sans: 'Nunito Sans', 'Helvetica Neue', Arial, sans-serif;
  --nav-height: 72px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

/* ---- Header / Navigation ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background-color: var(--color-bg-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

.site-header--overlay {
  background-color: transparent;
}

.site-logo a {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--color-text-white);
  letter-spacing: 0.01em;
  transition: opacity 0.2s;
}

.site-logo a:hover {
  opacity: 0.8;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.site-nav a {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--color-text-white);
  letter-spacing: 0.02em;
  transition: opacity 0.2s;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover,
.site-nav a.active {
  border-bottom-color: var(--color-text-white);
}

.site-nav a.active {
  font-weight: 400;
}

.social-icons {
  display: flex;
  align-items: center;
  gap: 20px;
}

.social-icons a {
  color: var(--color-text-white);
  transition: opacity 0.2s;
  display: flex;
  align-items: center;
}

.social-icons a:hover {
  opacity: 0.7;
}

.social-icons svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

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

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-text-white);
  transition: all 0.3s;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: var(--color-bg-dark);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

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

.mobile-nav a {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-text-white);
  transition: opacity 0.2s;
}

.mobile-nav a:hover {
  opacity: 0.7;
}

.mobile-nav-close {
  position: absolute;
  top: 24px;
  right: 40px;
  background: none;
  border: none;
  color: var(--color-text-white);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

/* ---- Page content offset ---- */
.page-content {
  padding-top: var(--nav-height);
}

/* ============================================================
   HOME PAGE
   ============================================================ */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('https://images.squarespace-cdn.com/content/v1/63179fdffdd9ce361106d51c/1663623907828-EI35EMTRPDSLWHP55KHD/EDITED+SHOTS+1-3.jpg');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.15);
}

.hero-links {
  position: relative;
  z-index: 1;
  padding: 0 56px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-links a {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 500;
  color: var(--color-text-hero);
  line-height: 1.2;
  border-bottom: 1px solid rgba(224, 224, 219, 0.5);
  display: inline-block;
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}

.hero-links a:hover {
  color: #ffffff;
  border-bottom-color: rgba(255, 255, 255, 0.8);
}

/* ============================================================
   PRODUCT MANAGEMENT PAGE
   ============================================================ */
.pm-page {
  background-color: var(--color-bg-dark);
  min-height: 100vh;
}

.pm-header-section {
  background-color: var(--color-bg-light);
  padding: 60px 56px 48px;
}

.pm-page-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  color: var(--color-text-dark);
  margin-bottom: 12px;
  line-height: 1.1;
}

.pm-page-subtitle {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 400;
  color: #444;
}

.pm-cards-section {
  background-color: var(--color-bg-dark);
  padding: 48px 56px 80px;
}

.pm-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1200px;
}

.pm-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.25s;
}

.pm-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.pm-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.pm-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  transition: background 0.25s;
}

.pm-card:hover .pm-card-overlay {
  background: rgba(0, 0, 0, 0.25);
}

.pm-card-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 20px 20px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  text-align: center;
  line-height: 1.3;
}

.pm-notes-section {
  background-color: var(--color-bg-light);
  padding: 0 56px 80px;
}

.pm-notes-grid {
  max-width: 1200px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.pm-note {
  background: #f3f0ec;
  border-radius: 12px;
  padding: 24px;
  color: var(--color-text-dark);
}

.pm-note-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.2;
  margin-bottom: 10px;
}

.pm-note-copy {
  font-size: 0.96rem;
  line-height: 1.7;
  color: #404040;
}

/* ============================================================
   COURSES & CERTIFICATIONS PAGE
   ============================================================ */
.courses-page {
  background-color: var(--color-bg-dark);
  min-height: 100vh;
}

.courses-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  min-height: calc(100vh - var(--nav-height));
}

.courses-left {
  padding: 80px 56px;
  display: flex;
  align-items: flex-start;
}

.courses-page-title {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 400;
  color: var(--color-text-white);
  line-height: 1.1;
}

.courses-right {
  padding: 80px 56px 80px 40px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

/* Accordion */
.accordion-item {
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}

.accordion-item:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.accordion-trigger {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  text-align: left;
  gap: 16px;
}

.accordion-title {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 400;
  color: var(--color-text-white);
  line-height: 1.3;
}

.accordion-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-text-white);
  transition: transform 0.3s;
}

.accordion-item.open .accordion-icon {
  transform: rotate(180deg);
}

.accordion-body {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.accordion-item.open .accordion-body {
  max-height: 200px;
}

.accordion-body-inner {
  padding: 0 0 20px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .site-header {
    padding: 0 24px;
  }

  .site-nav,
  .social-icons {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .hero-links {
    padding: 0 28px;
  }

  .hero-links a {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }

  .pm-header-section,
  .pm-cards-section,
  .pm-notes-section {
    padding-left: 24px;
    padding-right: 24px;
  }

  .pm-cards-grid,
  .pm-notes-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }

  .courses-layout {
    grid-template-columns: 1fr;
  }

  .courses-left {
    padding: 48px 24px 24px;
  }

  .courses-right {
    padding: 0 24px 60px;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
}

@media (max-width: 600px) {
  .pm-cards-grid,
  .pm-notes-grid {
    max-width: 100%;
  }
}