:root {
    /* Bracer Brand Palette */
    --primary-color: #2099c6;
    --primary-dark: #187aa0;
    --secondary-color: #9ac8df;
    --accent-color: #f8941b;
    --accent-hover: #d67d14;

    /* Neutrals */
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #f4f7f6;
    --card-bg: #ffffff;

    /* Sidebar */
    --sidebar-bg: #000000;
    --sidebar-text: #e0e0e0;
    --sidebar-active: #2099c6;

    /* Borders & Shadows */
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.12);

    /* Spacing */
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 48px;

    /* Typography */
    --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --sidebar-width: 300px;
}

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

body {
    font-family: var(--font-main);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    display: flex;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

ul {
    list-style: none;
}

h1,
h2,
h3 {
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

/* Layout Structure */
#app-container {
    display: flex;
    width: 100%;
}

/* Sidebar Navigation */
#sidebar {
    width: var(--sidebar-width);
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    height: 100vh;
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    overflow-y: auto;
    z-index: 1000;
    box-shadow: 4px 0 10px rgba(0, 0, 0, 0.1);
}

.brand-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    padding: 0 var(--spacing-md);
}

.brand-logo-img {
    max-width: 100%;
    display: block;
    object-fit: contain;
}

#sidebar .brand-logo-img {
    width: 150px;
    height: auto;
}

.mobile-header .brand-logo-img {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.nav-header {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-light);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 1.5px;
    font-weight: 600;
}

.nav-link {
    display: block;
    padding: 10px 16px;
    border-radius: 6px;
    transition: all 0.2s ease;
    color: #bbbbbb;
    font-weight: 500;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transform: translateX(4px);
}

.nav-link.active {
    background-color: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(32, 153, 198, 0.3);
}

/* Main Content Area */
#main-content {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Header / Mobile Toggle */
.mobile-header {
    display: none;
    background-color: var(--sidebar-bg);
    color: #ffffff;
    padding: var(--spacing-md);
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1001;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hamburger {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.8rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    margin-bottom: var(--spacing-xl);
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.hero h1 {
    font-size: 3rem;
    color: var(--text-color);
    font-weight: 800;
    letter-spacing: -1px;
}

.hero h1 span {
    color: var(--primary-color);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* Action Cards Grid */
.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.action-card {
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid transparent;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 240px;
    position: relative;
    overflow: hidden;
}

.action-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.action-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s;
}

.action-card:hover::before {
    opacity: 1;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.card-title {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    color: var(--text-color);
}

.card-link {
    color: var(--primary-color);
    font-weight: 600;
    margin-top: auto;
    padding-top: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.card-link:hover {
    color: var(--primary-dark);
    gap: 8px;
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color 0.2s, transform 0.1s;
    box-shadow: 0 4px 6px rgba(248, 148, 27, 0.2);
}

.btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(248, 148, 27, 0.3);
}

/* Service Sections */
.service-section {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xl);
}

.service-section h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--bg-color);
    padding-bottom: var(--spacing-sm);
}

/* Testimonials */
.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.testimonial-card {
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: 12px;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

.testimonial-card blockquote {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.testimonial-card cite {
    font-weight: 600;
    color: var(--text-color);
    display: block;
    font-style: normal;
}

/* Footer */
footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

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

/* Floating CTA Button - BIG ORANGE TOP RIGHT */
.floating-cta {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--accent-color);
    color: #ffffff;
    padding: 18px 30px;
    border-radius: 50px;
    font-weight: 800;
    box-shadow: 0 4px 12px rgba(248, 148, 27, 0.4);
    z-index: 2000;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-size: 1rem;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.floating-cta:hover {
    background-color: var(--accent-hover);
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(248, 148, 27, 0.6);
    color: #ffffff;
}

/* Responsive Design */
@media (max-width: 1024px) {
    body {
        flex-direction: column;
    }

    #app-container {
        flex-direction: column;
    }

    #sidebar {
        position: fixed;
        left: -320px;
        height: 100%;
        width: 300px;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        transform: translateX(0);
    }

    #sidebar.open {
        transform: translateX(320px);
    }

    .mobile-header {
        display: flex;
    }

    #main-content {
        padding: var(--spacing-md);
    }

    .hero h1 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .floating-cta {
        top: 70px;
        right: 15px;
        padding: 14px 22px;
        font-size: 0.85rem;
    }
}