@import url('fonts.css');
:root {
  --font-family: 'Plus Jakarta Sans', sans-serif;
  --bg-dark: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --primary-color: #0891b2;
  --primary-hover: #0e7490;
  --accent-color: #2563eb;
  --border-color: #e2e8f0;
  --placeholder-bg: rgba(8, 145, 178, 0.05);
  --placeholder-border: rgba(8, 145, 178, 0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-family); background-color: var(--bg-dark); color: var(--text-main); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 1.5rem; }
.text-center { text-align: center; }

/* Wireframe Image Placeholder */
.wireframe-image-placeholder {
  width: 100%; height: 100%; min-height: 140px;
  background: var(--placeholder-bg); border: 2px dashed var(--placeholder-border);
  border-radius: var(--radius-md); display: flex; align-items: center;
  justify-content: center; color: var(--primary-color); font-size: 2.2rem;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.7rem 1.4rem; border-radius: 30px; font-weight: 700;
  font-size: 0.85rem; letter-spacing: 0.04em; cursor: pointer; border: none;
  transition: all 0.25s ease;
}
.btn-primary { background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); color: #fff; box-shadow: 0 4px 15px rgba(8, 145, 178, 0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(8, 145, 178, 0.4); }
.btn-outline { border: 1px solid var(--border-color); color: var(--text-main); background: #ffffff; }
.btn-outline:hover { background: #f1f5f9; border-color: var(--primary-color); }
.btn-lg { padding: 0.9rem 1.8rem; font-size: 0.95rem; }
.btn-block { width: 100%; border-radius: var(--radius-sm); }

/* Header */
.header { background: rgba(255, 255, 255, 0.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; padding: 1.1rem 0; box-shadow: 0 2px 10px rgba(0,0,0,0.03); }
.header-content { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-size: 1.25rem; font-weight: 800; letter-spacing: 0.08em; color: var(--text-main); }
.brand-badge { width: 36px; height: 36px; background: var(--primary-color); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: #fff; }
.nav { display: flex; gap: 2rem; }
.nav-link { font-size: 0.9rem; font-weight: 600; color: var(--text-muted); transition: color 0.2s ease; }
.nav-link:hover { color: var(--primary-color); }

/* Hero Section */
.hero-section { padding: 6rem 0 5rem 0; background: radial-gradient(circle at 50% 30%, rgba(8, 145, 178, 0.08) 0%, transparent 70%); }
.hero-container { max-width: 800px; }
.pill-badge { display: inline-flex; align-items: center; gap: 0.5rem; background: rgba(8, 145, 178, 0.1); color: var(--primary-color); border: 1px solid rgba(8, 145, 178, 0.25); padding: 0.35rem 1rem; border-radius: 20px; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.08em; margin-bottom: 1.5rem; }
.headline { font-size: 3.2rem; font-weight: 800; line-height: 1.15; margin-bottom: 1.5rem; letter-spacing: -0.02em; color: var(--text-main); }
.supporting-text { color: var(--text-muted); font-size: 1.15rem; margin-bottom: 2.5rem; }
.hero-actions { display: flex; justify-content: center; gap: 1rem; }

/* Features Section */
.features-section { padding: 5rem 0; background: #ffffff; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.section-title { font-size: 2rem; font-weight: 800; letter-spacing: 0.05em; margin-bottom: 0.5rem; color: var(--text-main); }
.section-subtitle { color: var(--text-muted); font-size: 1rem; margin-bottom: 3.5rem; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.feature-card { background: #f8fafc; border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 2rem 1.5rem; transition: transform 0.25s ease, border-color 0.25s ease; box-shadow: 0 4px 15px rgba(0,0,0,0.02); }
.feature-card:hover { transform: translateY(-5px); border-color: var(--primary-color); }
.feature-image-box { height: 140px; margin-bottom: 1.5rem; }
.feature-headline { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--text-main); }
.feature-text { color: var(--text-muted); font-size: 0.9rem; }

/* Testimonials */
.testimonials-section { padding: 5rem 0; }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 3.5rem; }
.testimonial-card { background: #ffffff; border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 2rem; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.quote-icon { font-size: 2.2rem; color: var(--primary-color); opacity: 0.8; margin-bottom: 1rem; }
.quote-text { color: var(--text-main); font-size: 0.95rem; margin-bottom: 1.5rem; font-style: italic; flex-grow: 1; }
.author-info strong { display: block; font-size: 0.95rem; color: var(--text-main); }
.author-info span { font-size: 0.8rem; color: var(--text-muted); }

/* Sign Up Section */
.signup-section { padding: 5rem 0; background: #ffffff; border-top: 1px solid var(--border-color); }
.signup-card { background: linear-gradient(135deg, #f0f9ff, #e0f2fe); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 3rem; display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; box-shadow: var(--shadow); }
.signup-title { font-size: 2.2rem; font-weight: 800; letter-spacing: 0.05em; margin-bottom: 0.5rem; color: var(--text-main); }
.signup-desc { color: var(--text-muted); font-size: 1rem; }
.signup-form { display: flex; flex-direction: column; gap: 1rem; }
.signup-input { width: 100%; padding: 0.85rem 1.25rem; border-radius: var(--radius-sm); background: #ffffff; border: 1px solid var(--border-color); color: var(--text-main); font-family: inherit; }
.signup-input:focus { outline: none; border-color: var(--primary-color); }
.form-feedback { margin-top: 0.75rem; color: #16a34a; font-weight: 700; font-size: 0.85rem; }
.form-feedback.hidden { display: none; }

/* Footer */
.footer { background: #ffffff; padding: 2rem 0; text-align: center; color: var(--text-muted); font-size: 0.85rem; border-top: 1px solid var(--border-color); }

@media (max-width: 900px) {
  .features-grid, .testimonials-grid { grid-template-columns: 1fr; }
  .signup-card { grid-template-columns: 1fr; gap: 1.5rem; }
  .headline { font-size: 2.2rem; }
}

/* Global Mobile Viewport Overflow Protection */
html, body {
  overflow-x: hidden;
  max-width: 100%;
}
img, svg, video, iframe, canvas {
  max-width: 100%;
  height: auto;
}