/* ==========================================================================
   1. COLOR THEME VARIABLES
   ========================================================================== */
:root {
    --white: #ffffff;
    --black: #000000;
    --cyan: #1ea8e0;
    
    /* Default Light Mode */
    --bg-primary: var(--white);
    --bg-secondary: #f4f4f4;
    --text-primary: var(--black);
    --text-secondary: #333333;
}

/* Auto Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: var(--black);
        --bg-secondary: #1a1a1a;
        --text-primary: var(--white);
        --text-secondary: #cccccc;
    }
}

/* ==========================================================================
   2. BASE STYLES
   ========================================================================== */
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

h1, h2, h3 {
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--cyan);
    font-weight: bold;
}

/* ==========================================================================
   3. TOP BAR
   ========================================================================== */
.top-bar {
    background-color: var(--black);
    padding: 5px 5%;
    display: flex;
    justify-content: flex-end; 
    align-items: center;
    gap: 15px;
    font-size: 0.75rem; 
    color: #888888; 
    width: 100%;
    box-sizing: border-box;
}

.top-bar a {
    color: #888888; 
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

.top-bar a:hover {
    color: var(--cyan);
}

.top-bar span {
    color: #444444; 
}

/* ==========================================================================
   4. HEADER & NAVIGATION (Premium Modern Upgrade)
   ========================================================================== */
header {
    background-color: var(--bg-primary);
    padding: 15px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(30, 168, 224, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.logo img {
    max-height: 55px;
    transition: transform 0.3s ease;
}

.logo img:hover {
    transform: scale(1.03);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 8px; 
    margin: 0;
    padding: 0;
    align-items: center;
    flex-wrap: wrap;
}

nav ul li > a {
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 16px;
    border-radius: 4px;
    border: 1px solid transparent;
    transition: all 0.25s ease;
    display: inline-block;
}

nav ul li > a:hover {
    color: var(--cyan);
    background-color: rgba(30, 168, 224, 0.05); 
    border-color: rgba(30, 168, 224, 0.15);
}

/* Dropdown Container */
nav ul li.dropdown {
    position: relative;
}

nav ul li.dropdown > a {
    cursor: pointer;
}

/* Dropdown Menu (Modern Glassmorphism - Gap Proofed) */
nav ul li.dropdown .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%); /* Centers the dropdown perfectly under the button */
    background-color: var(--bg-primary);
    min-width: 240px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(30, 168, 224, 0.2);
    border-radius: 6px;
    z-index: 1001;
    padding: 8px 0;
    margin-top: 5px; /* Creates a clean visual space without breaking hover */
    flex-direction: column;
}

/* The Hover Bridge: Creates an invisible hitting area so the menu never drops */
nav ul li.dropdown .dropdown-menu::before {
    content: '';
    position: absolute;
    top: -15px;
    left: 0;
    width: 100%;
    height: 15px;
    background: transparent;
}

nav ul li.dropdown:hover .dropdown-menu {
    display: flex;
}

/* Arrow indicator */
nav ul li.dropdown > a span {
    font-size: 0.7rem;
    margin-left: 4px;
    opacity: 0.7;
    transition: transform 0.25s ease;
    display: inline-block;
}

nav ul li.dropdown:hover > a span {
    transform: rotate(180deg);
    color: var(--cyan);
}

nav ul li.dropdown .dropdown-menu li {
    width: 100%;
    padding: 0 8px;
    box-sizing: border-box;
}

nav ul li.dropdown .dropdown-menu li a {
    padding: 10px 14px;
    display: block;
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 4px;
    border: none;
    text-transform: none; 
    letter-spacing: 0;
    transition: all 0.2s ease;
}

nav ul li.dropdown .dropdown-menu li a:hover {
    background-color: var(--cyan);
    color: var(--white) !important;
}

/* ==========================================================================
   5. BUTTONS
   ========================================================================== */
.btn-primary {
    background-color: var(--cyan);
    color: var(--white);
    padding: 15px 30px;
    font-size: 1.2rem;
    font-weight: 700;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    display: inline-block;
    text-transform: uppercase;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: #178ab8;
    color: var(--white);
}

/* ==========================================================================
   6. PAGE SECTIONS (HERO, SERVICES, ETC)
   ========================================================================== */
.hero {
    background-color: var(--bg-secondary);
    padding: 100px 5%;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

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

.hero p {
    font-size: 1.5rem;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: var(--text-secondary);
}

.services {
    padding: 80px 5%;
    background-color: var(--bg-primary);
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--bg-secondary);
    padding: 30px;
    border-top: 5px solid var(--cyan);
    border-radius: 5px;
    text-align: center;
}

.service-card h3 {
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-secondary);
}

/* ==========================================================================
   7. EMBEDS & FOOTER
   ========================================================================== */
.embed-section {
    padding: 60px 5%;
    background-color: var(--bg-secondary);
    text-align: center;
}

.embed-container {
    max-width: 1200px;
    margin: 0 auto;
}

footer {
    background-color: var(--black);
    color: var(--white);
    padding: 60px 5% 20px 5%;
    text-align: center;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
    text-align: left;
}

.footer-grid h3 {
    color: var(--cyan);
}

.footer-grid p, .footer-grid a {
    color: #cccccc;
    font-size: 0.9rem;
}

.footer-grid a:hover {
    color: var(--white);
}