/* -------------------------------------------
   1. CSS Variables for Theme Management
---------------------------------------------- */
:root {
  /* Primary Colors */
  --primary-color: #1E3A8A; /* Deep Blue */
  --secondary-color: #1F2937; /* Dark Gray */
  --accent-color:  #F59E0B; /* Amber */

  /* Background Colors */
  --background-color: #F3F4F6; /* Light Gray */
  --nav-background:   #FFFFFF; /* White */

  /* Text Colors */
  --nav-text-color:   #374151; /* Gray-700 */
  --text-color:       #1F2937; /* Gray-700 */
  --muted-text-color: #6B7280; /* Gray-500 */

  /* Font Family */
  --font-family: 'Montserrat', sans-serif;

  /* Border Radius */
  --border-radius: 8px;

  /* Transition */
  --transition-speed: 0.3s;
}

/* -------------------------------------------
   2. Reset and Base Styles
---------------------------------------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

/* -------------------------------------------
   3. Typography
---------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  color: var(--secondary-color);
}

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

/* -------------------------------------------
   4. Top Navigation Bar
---------------------------------------------- */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--nav-background);
  padding: 15px 30px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.logo-container .logo {
  height: 40px;
  transition: transform var(--transition-speed);
}
.logo-container .logo:hover { transform: scale(1.05); }

.nav-links ul {
  list-style: none;
  display: flex;
  align-items: center;
}
.nav-links li   { margin: 0 15px; }
.nav-links a    {
  text-decoration: none;
  color: var(--nav-text-color);
  font-weight: 600;
  position: relative;
  transition: color var(--transition-speed);
}
.nav-links a::after {
  content: '';
  height: 2px; width: 0;
  background-color: var(--primary-color);
  position: absolute; left: 0; bottom: -5px;
  transition: width var(--transition-speed);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a:hover,
.nav-links a.active       { color: var(--primary-color); }

.user-profile   { display: flex; align-items: center; }
.profile-photo  {
  width: 40px; height: 40px; border-radius: 50%;
  margin-right: 10px; object-fit: cover;
  transition: transform var(--transition-speed);
}
.profile-photo:hover { transform: scale(1.1); }

.user-name        { margin-right: 15px; font-weight: 600; color: var(--secondary-color); }
.sign-out-button  {
  background: none; border: none; color: var(--nav-text-color);
  font-size: 1.2rem; cursor: pointer;
  transition: color var(--transition-speed);
}
.sign-out-button:hover { color: var(--primary-color); }

/* Hamburger Menu (Mobile) */
.hamburger-menu {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--nav-text-color);
}

/* -------------------------------------------
   5. Responsive Navigation
---------------------------------------------- */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute; top: 60px; left: 0; width: 100%;
    background-color: var(--nav-background);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  }
  .nav-links.active { display: flex; }
  .nav-links ul     { flex-direction: column; align-items: center; }
  .nav-links li     { margin: 10px 0; }
  .hamburger-menu   { display: block; }
}

/* -------------------------------------------
   6. Hero Section
---------------------------------------------- */
.hero {
  background: url('https://storage.googleapis.com/msgsndr/xKkQCUbvpTk2M0TOqUWW/media/671ab1cc8a723bb4e3f1ec32.png') center/cover no-repeat;
  color: #fff;
  padding: 80px 20px;
  text-align: center;
  display: flex; align-items: center; justify-content: center;
  height: 50vh;
  margin-top: 70px; /* offset for fixed navbar */
  border-bottom-left-radius: 0 0 var(--border-radius) var(--border-radius);
  border-bottom-right-radius: 0 0 var(--border-radius) var(--border-radius);
}
.hero-content h1 {
  font-size: 2.5rem; margin-bottom: 15px;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}
.hero-content p  { font-size: 1.1rem; margin-bottom: 25px; max-width: 600px; margin-inline: auto; }
.hero-button {
  background-color: var(--accent-color); color: #fff;
  padding: 12px 30px; border: none; border-radius: var(--border-radius);
  font-size: 1rem; font-weight: 600; cursor: pointer;
  transition: background-color var(--transition-speed), transform var(--transition-speed);
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.hero-button:hover {
  background-color: #d97706;
  transform: translateY(-3px);
  box-shadow: 0 6px 8px rgba(0,0,0,0.15);
}

/* -------------------------------------------
   7. Main Content
---------------------------------------------- */
.main-content { padding: 50px 20px; }
.card-section {
  display: flex; justify-content: center; gap: 30px; flex-wrap: wrap;
}
.card {
  background: #fff; width: 300px; padding: 30px 20px;
  border-radius: var(--border-radius);
  box-shadow: 0 10px 20px rgba(0,0,0,0.08);
  text-align: center;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}
.card:hover { transform: translateY(-10px); box-shadow: 0 15px 25px rgba(0,0,0,0.12); }
.card-icon { font-size: 3rem; color: var(--primary-color); margin-bottom: 20px; }
.card h3    { font-size: 1.5rem; margin-bottom: 15px; }
.card p     { font-size: 1rem;  margin-bottom: 25px; }
.card-button {
  background: var(--primary-color); color: #fff;
  padding: 12px 25px; border: none; border-radius: var(--border-radius);
  font-size: 1rem; cursor: pointer;
  transition: background-color var(--transition-speed), transform var(--transition-speed);
}
.card-button:hover { background: #1E40AF; transform: translateY(-3px); box-shadow: 0 4px 6px rgba(0,0,0,0.1); }

/* -------------------------------------------
   8. Footer
---------------------------------------------- */
.footer {
  background: var(--nav-background);
  text-align: center;
  padding: 20px;
  color: var(--muted-text-color);
  box-shadow: 0 -2px 4px rgba(0,0,0,0.05);
}

/* -------------------------------------------
   9. Toast Notification
---------------------------------------------- */
.toast {
  position: fixed; top: 20px; right: 20px;
  min-width: 250px; padding: 15px 20px;
  border-radius: var(--border-radius);
  background: var(--primary-color); color: #fff;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  opacity: 0; transform: translateY(-20px);
  transition: opacity var(--transition-speed), transform var(--transition-speed);
  z-index: 10000;
}
.toast.show { opacity: 1; transform: translateY(0); }

/* -------------------------------------------
   10. Responsive Design (Hero / Cards)
---------------------------------------------- */
@media (max-width: 1024px) {
  .card-section { gap: 20px; }
  .hero-content h1 { font-size: 2.2rem; }
  .hero-content p  { font-size: 1rem; }
}
@media (max-width: 768px) {
  .card-section { flex-direction: column; align-items: center; }
  .hero { height: 40vh; padding: 60px 20px; }
  .hero-content h1 { font-size: 2rem; }
  .hero-content p  { font-size: 0.95rem; }
}

/* -------------------------------------------
   11. Utility & Enhancements
---------------------------------------------- */
html      { scroll-behavior: smooth; }
button,
.btn      { transition: all var(--transition-speed); }
a         { transition: color var(--transition-speed); }
img       { max-width: 100%; height: auto; display: block; }

.text-center { text-align: center; }
.mt-5        { margin-top: 3rem; }
.mb-4        { margin-bottom: 1.5rem; }
.mb-3        { margin-bottom: 1rem; }
.p-4         { padding: 1.5rem; }
.shadow      { box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.rounded     { border-radius: var(--border-radius); }

.file-link        { color: var(--primary-color); text-decoration: none; }
.file-link:hover  { color: #1E40AF; text-decoration: underline; }

/* -------------------------------------------
   12. Login Page Styles
---------------------------------------------- */
body.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-container {
  background: #ffffff;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  width: 350px;
  text-align: center;
}

.login-container .logo {
  width: 150px;
  margin-bottom: 1rem;
}

.login-container h1 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--secondary-color);
}

.login-container input[type="email"],
.login-container input[type="password"] {
  width: 100%;
  padding: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

.login-container button,
.login-container a.button-link {
  display: block;
  width: 100%;
  padding: 0.75rem;
  background: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background-color var(--transition-speed);
  margin-bottom: 1rem;
}
.login-container button:hover,
.login-container a.button-link:hover {
  background: #1E40AF;
}

#error-message {
  color: red;
  font-size: 0.875rem;
  margin-top: 10px;
}

/* -------------------------------------------
   13. Managed Companies Logo Bar
---------------------------------------------- */
.managed-companies-section {
  width: 100%;
  max-width: 1000px;
  text-align: center;
}

.managed-companies-title {
  font-size: 1.5rem;
  color: var(--secondary-color);
  margin-bottom: 2rem;
  font-weight: 600;
}

.managed-companies {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  background: var(--nav-background);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.managed-companies a { 
  display: inline-block;
  transition: transform var(--transition-speed);
  padding: 1rem;
  border-radius: var(--border-radius);
  background: #FAFAFA;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.managed-companies a:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.managed-companies img {
  height: 80px;            /* Increased from 55px to 80px */
  width: auto;
  max-width: 200px;
  object-fit: contain;
  transition: filter var(--transition-speed);
}

.managed-companies img:hover { 
  filter: brightness(1.1);
}

/* Mobile responsiveness for managed companies */
@media (max-width: 768px) {
  .managed-companies-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
  }

  .managed-companies {
    gap: 1.5rem;
    padding: 1.5rem;
  }

  .managed-companies img {
    height: 65px;
  }
}

@media (max-width: 480px) {
  .managed-companies {
    flex-direction: column;
    gap: 1rem;
  }

  .managed-companies a {
    width: 100%;
    max-width: 200px;
  }
}