:root {
    --bs-primary: #ff9418;
    --bs-primary-rgb: 255, 148, 24;
    --bs-primary-dark: #d97e14;
    --bs-body-font-family: 'Roboto', sans-serif;

    /* Light theme defaults */
    --bs-body-color: #212529;
    --bs-body-bg: #f8f9fa;
    --corp-header-bg: rgba(255, 255, 255, 0.8);
    --corp-header-border: #dee2e6;
    --nav-link-color: #495057;
    --nav-link-hover-color: #000;
    --text-muted-color: #6c757d;
    --hero-text-color: #000;
    --logo-filter: grayscale(1) opacity(0.7);
    --modal-bg: #fff;
    --modal-border: rgba(0,0,0,.2);
    --form-control-bg: #fff;
    --form-control-border: #dee2e6;
    --form-control-color: #212529;
}

[data-bs-theme="dark"] {
    --bs-body-color: #fff;
    --bs-body-bg: #0d1117;
    --corp-header-bg: rgba(13, 17, 23, 0.8);
    --corp-header-border: #21262d;
    --nav-link-color: #c9d1d9;
    --nav-link-hover-color: #fff;
    --text-muted-color: #8b949e;
    --hero-text-color: #fff;
    --logo-filter: grayscale(1) brightness(2.5);
    --modal-bg: #161b22;
    --modal-border: #30363d;
    --form-control-bg: #0d1117;
    --form-control-border: #30363d;
    --form-control-color: #c9d1d9;
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0; 
}

[data-bs-theme="light"] #particles-js {
    display: none; /* Hide particles on light theme for readability */
}


body {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
}

#app {
    position: relative;
    z-index: 1;
}

/* --- General Typography & Layout --- */
h1, h2, h3 {
    font-weight: 700;
}

.section {
    padding: 80px 0;
    position: relative; /* For content to appear above particles */
}

.section-subtitle {
    color: var(--text-muted-color);
    font-size: 1.2rem;
}

/* --- Header --- */
.corp-header {
    padding: 1rem 0;
    background-color: var(--corp-header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--corp-header-border);
}

.corp-header .logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--bs-primary) !important;
}

.corp-header .nav-link {
    color: var(--nav-link-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.2s;
}

.corp-header .nav-link:hover,
.corp-header .router-link-active {
    color: var(--nav-link-hover-color);
}

.corp-header .btn-outline-primary {
    --bs-btn-color: var(--bs-primary);
    --bs-btn-border-color: var(--bs-primary);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--bs-primary);
    --bs-btn-hover-border-color: var(--bs-primary);
}

/* --- Homepage Specific --- */
.hero-section {
    min-height: 80vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--hero-text-color);
}

.hero-section h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    max-width: 800px;
    margin: 0 auto 1rem;
}

.hero-section .lead {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: var(--text-muted-color);
}

.benefits-section .benefit-item {
    margin-bottom: 2rem;
}

.benefits-section h3 {
    font-size: 1.25rem;
    color: var(--bs-primary);
}

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

.social-proof-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.5rem;
    color: var(--text-muted-color);
}

.social-proof-section .logos-container {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    filter: var(--logo-filter);
}
.social-proof-section .logos-container img {
    max-height: 40px;
    width: auto;
}

/* --- Placeholder page styles --- */
.placeholder-page {
    padding: 120px 0;
    min-height: 80vh;
}
.placeholder-page .lead {
     color: var(--text-muted-color);
}


/* --- Modal & Cookie banner styles can remain similar */
/* Modal */
.modal-content {
    background-color: var(--modal-bg);
    color: var(--bs-body-color);
    border: 1px solid var(--modal-border);
}
.modal-header { border-bottom-color: var(--modal-border); }
.btn-close { 
    filter: var(--bs-body-color) === '#fff' ? invert(1) grayscale(100%) brightness(200%) : none;
}
[data-bs-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.form-label { color: var(--text-muted-color); }
.form-control {
    background-color: var(--form-control-bg);
    border-color: var(--form-control-border);
    color: var(--form-control-color);
}
.form-control:focus {
    background-color: var(--form-control-bg);
    color: var(--form-control-color);
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.25rem rgba(255, 148, 24, 0.2);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    max-width: 350px;
    background-color: var(--modal-bg);
    border: 1px solid var(--modal-border);
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    z-index: 1060;
}

/* --- Footer --- */
.app-footer {
  border-top: 1px solid var(--corp-header-border);
}

.app-footer .text-muted {
  color: var(--text-muted-color) !important;
}

.app-footer .footer-links a {
  text-decoration: none;
  transition: color 0.2s;
}
.app-footer .footer-links a:hover {
  color: var(--bs-primary) !important;
}

/* Theme switcher */
.theme-switcher .form-check-input {
    width: 3em;
    height: 1.5em;
}