/* ========================================
   Pando Collective - Brand Stylesheet
   "Printed, not digital" aesthetic
   ======================================== */

:root {
  /* Brand Colors */
  --color-aspen-gold: #F2B21A;
  --color-charcoal: #434341;
  --color-aspen-white: #FAF7F2;
  --color-mountain-slate: #4A5A6A;
  
  /* Typography */
  --font-sans-primary: "Work Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-xxl: 6rem;
  
  /* Border Radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  
  /* Transitions */
  --transition-base: all 0.2s ease;
}

/* ========================================
   Global Resets & Base Styles
   ======================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans-primary);
  font-weight: var(--font-weight-regular);
  color: var(--color-charcoal);
  background-color: var(--color-aspen-white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* ========================================
   Typography System
   ======================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--space-md);
  line-height: 1.75;
}

.subtitle {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: var(--font-weight-medium);
  color: var(--color-mountain-slate);
  margin-bottom: var(--space-sm);
}

/* ========================================
   Layout Components
   ======================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-xxl) 0;
}

.section--hero {
  padding: calc(var(--space-xxl) * 1.5) 0 var(--space-xxl);
}

/* ========================================
   Navigation
   ======================================== */

.nav {
  background-color: var(--color-aspen-white);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid rgba(67, 67, 65, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.01em;
}

.nav__logo-icon {
  height: 40px;
  width: auto;
}

.nav__menu {
  display: flex;
  gap: var(--space-xl);
  list-style: none;
}

.nav__link {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: var(--font-weight-medium);
  transition: var(--transition-base);
}

.nav__link:hover {
  color: var(--color-aspen-gold);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav__toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  margin: 5px 0;
  transition: var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
  text-align: center;
  padding: var(--space-xxl) 0;
}

.hero__subtitle {
  color: var(--color-mountain-slate);
  margin-bottom: var(--space-md);
}

.hero__title {
  margin-bottom: var(--space-lg);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero__description {
  font-size: 1.25rem;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
  line-height: 1.75;
  color: var(--color-mountain-slate);
}

.hero__cta {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-medium);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  border: none;
  transition: var(--transition-base);
  text-align: center;
}

.btn--primary {
  background-color: var(--color-aspen-gold);
  color: var(--color-charcoal);
}

.btn--primary:hover {
  background-color: #E0A416;
  transform: translateY(-1px);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-charcoal);
  border: 1px solid var(--color-charcoal);
}

.btn--secondary:hover {
  background-color: var(--color-charcoal);
  color: var(--color-aspen-white);
}

/* ========================================
   Grid Layouts
   ======================================== */

.grid {
  display: grid;
  gap: var(--space-xl);
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ========================================
   Cards
   ======================================== */

.card {
  background-color: white;
  border: 1px solid rgba(67, 67, 65, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-base);
}

.card:hover {
  box-shadow: 0 8px 24px rgba(67, 67, 65, 0.08);
  transform: translateY(-2px);
}

.card__image {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.card__content {
  padding: var(--space-lg);
}

.card__title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.card__description {
  color: var(--color-mountain-slate);
  margin-bottom: 0;
}

/* ========================================
   Stats Section
   ======================================== */

.stats {
  background-color: white;
  border-top: 1px solid rgba(67, 67, 65, 0.1);
  border-bottom: 1px solid rgba(67, 67, 65, 0.1);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  text-align: center;
}

.stat {
  padding: var(--space-lg) 0;
}

.stat__number {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-aspen-gold);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat__label {
  font-size: 1rem;
  color: var(--color-mountain-slate);
}

/* ========================================
   Feature Sections
   ======================================== */

.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: center;
  margin-bottom: var(--space-xxl);
}

.feature:nth-child(even) .feature__image {
  order: 2;
}

.feature__image img {
  width: 100%;
  border-radius: var(--radius-md);
}

.feature__content h3 {
  margin-bottom: var(--space-md);
}

.feature__content p {
  color: var(--color-mountain-slate);
  margin-bottom: var(--space-md);
}

/* ========================================
   Testimonials
   ======================================== */

.testimonial {
  background-color: white;
  padding: var(--space-xl);
  border-left: 4px solid var(--color-aspen-gold);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
}

.testimonial__quote {
  font-size: 1.125rem;
  line-height: 1.75;
  margin-bottom: var(--space-md);
  font-style: italic;
}

.testimonial__author {
  font-weight: var(--font-weight-medium);
  color: var(--color-charcoal);
}

.testimonial__role {
  font-size: 0.875rem;
  color: var(--color-mountain-slate);
}

/* ========================================
   Forms
   ======================================== */

.form {
  max-width: 600px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: var(--space-lg);
}

.form__label {
  display: block;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-sm);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form__input,
.form__textarea {
  width: 100%;
  padding: 0.875rem;
  border: 1px solid rgba(67, 67, 65, 0.2);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans-primary);
  font-size: 1rem;
  background-color: white;
  transition: var(--transition-base);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-aspen-gold);
  box-shadow: 0 0 0 3px rgba(242, 178, 26, 0.1);
}

.form__textarea {
  resize: vertical;
  min-height: 150px;
}

.form__submit {
  width: 100%;
}

/* ========================================
   Footer
   ======================================== */

.footer {
  background-color: var(--color-charcoal);
  color: var(--color-aspen-white);
  padding: var(--space-xxl) 0 var(--space-lg);
}

.footer__content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__logo {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

.footer__logo-image {
  height: 60px;
  width: auto;
  margin-bottom: var(--space-md);
}

.footer__tagline {
  color: rgba(250, 247, 242, 0.7);
  max-width: 300px;
}

.footer__title {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
  font-weight: var(--font-weight-medium);
}

.footer__links {
  list-style: none;
}

.footer__link {
  display: block;
  color: rgba(250, 247, 242, 0.7);
  margin-bottom: var(--space-sm);
  font-size: 0.875rem;
}

.footer__link:hover {
  color: var(--color-aspen-gold);
}

.footer__bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(250, 247, 242, 0.1);
  color: rgba(250, 247, 242, 0.5);
  font-size: 0.875rem;
}

/* ========================================
   Dividers
   ======================================== */

.divider {
  width: 60px;
  height: 3px;
  background-color: var(--color-aspen-gold);
  margin: var(--space-lg) auto;
}

.divider--left {
  margin-left: 0;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
  .nav__menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-aspen-white);
    flex-direction: column;
    padding: var(--space-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }
  
  .nav__menu.active {
    display: flex;
  }
  
  .nav__toggle {
    display: block;
  }
  
  .feature {
    grid-template-columns: 1fr;
  }
  
  .feature:nth-child(even) .feature__image {
    order: 0;
  }
  
  .footer__content {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: var(--space-xl) 0;
  }
  
  .hero__cta {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 480px) {
  :root {
    --space-xl: 3rem;
    --space-xxl: 4rem;
  }
  
  .container {
    padding: 0 var(--space-md);
  }
  
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Utility Classes
   ======================================== */

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

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

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }