/* ============================================================
   Bento Web — Global Styles
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #3593ce;
  --primary-hover: #297fb5;
  --primary-glow: rgba(53, 147, 206, 0.3);
  --text-main: #3a3a3a;
  --text-muted: #6b7280;
  --bg-color: #f9fafb;
  --white: #ffffff;
  --border: #e5e7eb;
  --radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-main);
  background-color: var(--bg-color);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* Typography */
h1, h2, h3 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.5rem; }
p { font-size: 1.125rem; color: var(--text-muted); }

/* Layout Components */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: var(--transition);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--text-main);
}

.nav-logo img {
  height: 32px;
  width: auto;

}

.nav-menu {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(53, 147, 206, 0.4);
}

/* Sections */
section {
  padding: 100px 0;
}

/* Hero Section */
.hero {
  padding-top: 180px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(53,147,206,0.1) 0%, rgba(249,250,251,0) 70%);
  z-index: -1;
}

.hero-subtitle {
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.875rem;
  margin-bottom: 16px;
  display: block;
}

.hero h1 {
  margin-bottom: 24px;
  color: var(--text-main);
}

.hero p {
  max-width: 600px;
  margin: 0 auto 40px;
}

/* Presentation Section */
.presentation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.presentation-text h2 {
  margin-bottom: 24px;
}

.presentation-text p {
  margin-bottom: 32px;
}

.presentation-image {
  background: var(--white);
  border-radius: 24px;
  padding: 20px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
  border: 1px solid var(--border);
  transform: perspective(1000px) rotateY(-5deg);
  transition: var(--transition);
}

.presentation-image:hover {
  transform: perspective(1000px) rotateY(0deg);
}

.presentation-image img {
  width: 100%;
  border-radius: 12px;
  display: block;
}

/* How it Works */
.how-it-works {
  background: var(--white);
  text-align: center;
}

.how-it-works h2 {
  margin-bottom: 60px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.step {
  padding: 40px 30px;
  border-radius: 24px;
  background: var(--bg-color);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.step:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.05);
  border-color: var(--primary);
}

.step-icon {
  width: 64px;
  height: 64px;
  background: var(--primary);
  color: var(--white);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto 24px;
  box-shadow: 0 10px 20px var(--primary-glow);
}

.step h3 {
  margin-bottom: 16px;
}

/* Footer */
.footer {
  background: #111827;
  color: var(--white);
  padding: 80px 0 40px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.footer-logo img {
  height: 32px;
  border-radius: 6px;
}

.footer-text {
  color: #9ca3af;
  margin-bottom: 24px;
  max-width: 300px;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-link:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

.footer h4 {
  font-size: 1.125rem;
  margin-bottom: 24px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #9ca3af;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: #9ca3af;
  font-size: 0.875rem;
}

.footer-bottom a {
  color: var(--white);
  font-weight: 600;
}

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

/* Responsive */
@media (max-width: 900px) {
  .presentation {
    grid-template-columns: 1fr;
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .nav-menu {
    display: none; /* simple mobile nav for now */
  }
}

/* Forms (Login/Register) */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background: var(--bg-color);
}

.auth-card {
  background: var(--white);
  width: 100%;
  max-width: 420px;
  padding: 40px;
  border-radius: 24px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
  border: 1px solid var(--border);
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-header img {
  height: 48px;
  margin-bottom: 16px;
  border-radius: 12px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-main);
  font-size: 0.875rem;
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.auth-card .btn {
  width: 100%;
}

.auth-footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.auth-footer a {
  color: var(--primary);
  font-weight: 600;
}