:root {
  --primary-color: #d32f2f; /* Estimated Red from logo description */
  --secondary-color: #212121; /* Dark Gray/Black */
  --accent-color: #f5f5f5; /* Light Gray */
  --text-color: #333333;
  --white: #ffffff;
  --font-heading: "Montserrat", sans-serif;
  --font-body: "Open Sans", sans-serif;
}

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

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--white);
}

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

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background-color: var(--white);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 10px 0;
}

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

.logo {
  height: 60px; /* Adjust based on actual logo ratio */
  width: auto;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
}

.main-nav a {
  text-decoration: none;
  color: var(--secondary-color);
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.9rem;
  transition: color 0.3s;
}

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

/* Hero Section */
.hero-section {
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 100px 0;
  text-align: center;
  background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
    url("../images/hero-bg.jpg"); /* Placeholder if user had one, otherwise just color */
  background-size: cover;
  background-position: center;
}

.hero-section h1 {
  font-family: var(--font-heading);
  font-size: 3rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.tagline {
  font-size: 1.5rem;
  margin-bottom: 40px;
  font-weight: 300;
}

/* Sections */
.section {
  padding: 80px 0;
}

h2 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 40px;
  text-align: center;
  position: relative;
  padding-bottom: 15px;
}

h2::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--primary-color);
  margin: 15px auto 0;
}

/* About Section */
.about-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
}

.about-image,
.about-text {
  flex: 1;
  min-width: 300px;
}

.placeholder-img {
  background-color: #ddd;
  width: 100%;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  font-weight: bold;
  border-radius: 4px;
}

/* Speaking & Books Grid */
.speaking-grid,
.books-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.speaking-card,
.book-card {
  flex: 1;
  min-width: 280px;
  max-width: 350px;
  background: var(--white);
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  border-top: 4px solid var(--primary-color);
  text-align: center;
  transition: transform 0.3s;
}

.speaking-card:hover,
.book-card:hover {
  transform: translateY(-5px);
}

.book-cover-placeholder {
  width: 100%;
  height: 300px;
  background-color: #eee;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #888;
}

/* Contact Form */
.contact-section {
  background-color: var(--accent-color);
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

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

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s;
  cursor: pointer;
  border: none;
  font-family: var(--font-heading);
}

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

.btn-primary:hover {
  background-color: #b71c1c;
}

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

.btn-secondary:hover {
  background-color: #000;
}

/* Footer */
.site-footer {
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 40px 0;
  text-align: center;
}