/* BoxLM Marketing Website Styles */

/* ===== CSS Variables ===== */
:root {
  /* Colors */
  --color-primary: #2d7d9a;
  --color-primary-dark: #1e5a6e;
  --color-primary-light: #4ca3be;
  --color-accent: #e8f4f8;
  --color-accent-blue: #d4eef5;
  
  --color-bg: #f8fbfc;
  --color-bg-white: #ffffff;
  --color-bg-card: #f0f7fa;
  
  --color-text: #2c3e50;
  --color-text-light: #5a6c7d;
  --color-text-muted: #8899a6;
  
  --color-border: #d1e3ea;
  --color-border-light: #e8f1f4;
  
  /* Typography */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --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;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(45, 125, 154, 0.05);
  --shadow-md: 0 4px 12px rgba(45, 125, 154, 0.08);
  --shadow-lg: 0 8px 24px rgba(45, 125, 154, 0.12);
  --shadow-card: 0 2px 8px rgba(45, 125, 154, 0.06);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
}

p {
  color: var(--color-text-light);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
}

/* ===== Header / Navigation ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(248, 251, 252, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}

.logo svg {
  width: 36px;
  height: 36px;
}

.logo span {
  color: var(--color-text-light);
  font-weight: 400;
}

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

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

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

.nav__link.active {
  color: var(--color-primary);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

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

.btn--secondary {
  background: var(--color-bg-white);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-accent);
  border-color: var(--color-primary-light);
}

.btn--ghost {
  color: var(--color-text-light);
}

.btn--ghost:hover {
  color: var(--color-primary);
  background: var(--color-accent);
}

/* ===== Hero Section ===== */
.hero {
  padding-top: calc(72px + var(--space-4xl));
  padding-bottom: var(--space-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(45, 125, 154, 0.08) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-accent) 0%, var(--color-bg) 100%);
  z-index: -1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 1rem;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.hero__title {
  max-width: 800px;
  margin: 0 auto var(--space-lg);
}

.hero__subtitle {
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

/* ===== Flow Diagram ===== */
.flow-diagram {
  max-width: 1000px;
  margin: 0 auto;
  padding: var(--space-xl);
}

.flow-diagram__wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.flow-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.flow-item__icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.flow-item__label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.flow-arrow {
  width: 60px;
  height: 24px;
  color: var(--color-border);
}

.flow-center {
  padding: var(--space-xl);
}

.flow-center svg {
  width: 140px;
  height: 140px;
}

/* ===== Features Section ===== */
.features {
  background: var(--color-bg-white);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.feature-card__icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-blue);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.feature-card__icon svg {
  width: 100%;
  height: 100%;
}

.feature-card__number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.feature-card__title {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-light);
}

/* ===== Benefits Section ===== */
.benefits {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-accent) 100%);
}

.benefits__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.benefit-item {
  display: flex;
  gap: var(--space-md);
}

.benefit-item__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}

.benefit-item__content h3 {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.benefit-item__content p {
  font-size: 0.9375rem;
}

/* ===== CTA Section ===== */
.cta {
  background: var(--color-primary);
  color: white;
  text-align: center;
}

.cta h2 {
  color: white;
  margin-bottom: var(--space-md);
}

.cta p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
}

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

.cta .btn--primary:hover {
  background: var(--color-accent);
}

/* ===== Footer ===== */
.footer {
  background: var(--color-bg-white);
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-xl) 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.footer__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-light);
  transition: all var(--transition-fast);
}

.footer__link:hover {
  background: var(--color-accent);
  color: var(--color-primary);
}

.footer__link svg {
  width: 20px;
  height: 20px;
}

/* ===== FAQ Page ===== */
.page-header {
  padding-top: calc(72px + var(--space-3xl));
  padding-bottom: var(--space-2xl);
  text-align: center;
  background: var(--color-accent);
}

.page-header h1 {
  margin-bottom: var(--space-md);
}

.page-header p {
  max-width: 600px;
  margin: 0 auto;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  color: var(--color-text);
  transition: background var(--transition-fast);
}

.faq-item__question:hover {
  background: var(--color-accent);
}

.faq-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-item__icon {
  transform: rotate(180deg);
}

.faq-item__answer {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
}

.faq-item.active .faq-item__answer {
  display: block;
}

/* ===== Contact Page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-3xl);
  max-width: 1000px;
  margin: 0 auto;
}

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

.contact-info p {
  margin-bottom: var(--space-xl);
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-method__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}

.contact-method__text h4 {
  font-size: 0.9375rem;
  margin-bottom: var(--space-xs);
}

.contact-method__text p {
  font-size: 0.875rem;
}

.contact-form {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-bg-white);
  box-shadow: 0 0 0 3px rgba(45, 125, 154, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* ===== Mobile Navigation ===== */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-sm);
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg-white);
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border-light);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }
  
  .nav__links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .flow-diagram__wrapper {
    flex-direction: column;
  }
  
  .flow-arrow {
    transform: rotate(90deg);
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .hero__actions {
    flex-direction: column;
  }
}

/* ===== Decorative Elements ===== */
.decoration {
  position: absolute;
  pointer-events: none;
  opacity: 0.5;
}

.decoration--triangle {
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 14px solid var(--color-primary-light);
}

.decoration--circle {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent-blue);
}

/* ===== Utility Classes ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

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

.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); }
.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); }

/* ===== Video Showcase Section ===== */
.video-showcase {
  padding: var(--space-4xl) 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-accent) 50%, var(--color-bg) 100%);
}

.video-showcase__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.video-showcase__header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.video-showcase__header p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 500px;
  margin: 0 auto;
}

.video-showcase__wrapper {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 
    0 25px 50px -12px rgba(45, 125, 154, 0.25),
    0 0 0 1px rgba(45, 125, 154, 0.1);
}

.video-showcase__player {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-xl);
}

.video-showcase__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(ellipse at center, rgba(45, 125, 154, 0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* Video play button overlay (optional, for click-to-play) */
.video-showcase__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 8px 32px rgba(45, 125, 154, 0.3);
}

.video-showcase__play:hover {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 12px 40px rgba(45, 125, 154, 0.4);
}

.video-showcase__play svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
  margin-left: 4px;
}

.video-showcase__play.hidden {
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 768px) {
  .video-showcase {
    padding: var(--space-2xl) 0;
  }
  
  .video-showcase__wrapper {
    margin: 0 var(--space-md);
    border-radius: var(--radius-lg);
  }
  
  .video-showcase__player {
    border-radius: var(--radius-lg);
  }
}