/* 🌙 Dark Mode */
body.dark-mode {
    background: #111827;
    color: #e5e7eb;
}

/* Header & Top Bar */
body.dark-mode .top-bar {
    background: linear-gradient(135deg, rgba(17,24,39,0.95), rgba(31,41,55,0.9));
    border-bottom: 1px solid rgba(214, 51, 108, 0.1);
}

body.dark-mode .main-header {
    background: rgba(17,24,39,0.95);
    border-bottom: 1px solid rgba(214, 51, 108, 0.1);
}
body.dark-mode .main-header.scrolled {
    box-shadow: 0 2px 15px rgba(0,0,0,0.3);
}

/* Navigation */
body.dark-mode .main-menu > ul > li > a {
    color: #e5e7eb;
}
body.dark-mode .main-menu > ul > li > a:hover {
    color: var(--primary-accent);
    background: linear-gradient(135deg, rgba(214, 51, 108, 0.1), rgba(108, 117, 125, 0.08));
}
body.dark-mode .main-menu > ul > li > a::after {
    background: var(--primary-accent);
}

/* Dropdown */
body.dark-mode .submenu {
    background: #1f2937;
    border: 1px solid rgba(108,117,125,0.25);
    box-shadow: var(--shadow-light);
}
body.dark-mode .submenu-column h4 {
    color: var(--primary-accent);
    border-bottom: 1px solid rgba(214,51,108,0.25);
}
body.dark-mode .submenu-column a {
    color: #9ca3af;
}
body.dark-mode .submenu-column a:hover {
    color: #fff;
    background: var(--primary-accent);
}


/* Hero Section */
body.dark-mode .hero-slider {
    background: linear-gradient(135deg, #111827, #1f2937);
}
body.dark-mode .hero-content h1 {
    background: linear-gradient(135deg, #f3f4f6, #d1d5db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
body.dark-mode .hero-content p {
    color: #9ca3af;
}
body.dark-mode .hero-btn.primary {
    background: var(--primary-accent);
    color: #fff;
}
body.dark-mode .hero-btn.secondary {
    background: rgba(255,255,255,0.05);
    color: #e5e7eb;
    border: 1px solid rgba(255,255,255,0.1);
}

/* Hero Navigation */
body.dark-mode .hero-dots {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.1);
}
body.dark-mode .hero-dot {
    background: rgba(255,255,255,0.3);
}
body.dark-mode .hero-dot.active {
    background: #fff;
}
body.dark-mode .hero-arrow {
    background: rgba(255,255,255,0.05);
    color: #e5e7eb;
    border: 1px solid rgba(255,255,255,0.15);
}
body.dark-mode .hero-arrow:hover {
    background: rgba(255,255,255,0.15);
    color: #fff;
}

/* About Section */
body.dark-mode .about-section {
    background: #111827;
}
body.dark-mode .about-title {
    color: #f3f4f6;
}
body.dark-mode .about-subtitle {
    color: #9ca3af;
}
body.dark-mode .about-description p {
    color: #e5e7eb;
}

/* Units */
body.dark-mode .unit-card {
    background: #1f2937;
    border: 1px solid #2d2d2d;
    box-shadow: var(--shadow-sm);
}
body.dark-mode .unit-title {
    color: #f3f4f6;
}
body.dark-mode .unit-description {
    color: #9ca3af;
}

/* Footer */
body.dark-mode footer,
body.dark-mode .footer-container {
    background: #1a1a1a;
    color: #9ca3af;
    border-top: 1px solid #2d2d2d;
}