:root {
    --usach-teal: #01A499;
    --usach-orange: #EA7601;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../img/main-usach.jpg');
    background-size: cover;
    background-position: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: white;
    text-align: center;
}

.countdown-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
}

.countdown-box {
    background: var(--usach-teal);
    color: white;
    padding: 1rem;
    border-radius: 10px;
    margin: 0.5rem;
    min-width: 80px;
}

.section-title {
    color: var(--usach-teal);
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--usach-orange);
}

.feature-card {
    padding: 2rem;
    border-radius: 15px;
    transition: transform 0.3s;
    background: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--usach-teal);
    margin-bottom: 1rem;
}

.btn-usach {
    background-color: var(--usach-teal);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    border: none;
    transition: all 0.3s;
}

.btn-usach:hover {
    background-color: var(--usach-orange);
    color: white;
    transform: translateY(-2px);
}

.btn-transparent {
    background-color: transparent;
    border: 2px solid #fff;
    color: #fff;
    transition: all 0.3s ease;
}

.btn-transparent:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.info-section {
    background-color: #f8f9fa;
    padding: 5rem 0;
}

.security-section {
    padding: 5rem 0;
}

.footer {
    background-color: #1a1a1a;
    color: white;
    padding: 3rem 0;
}

.security-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.security-item i {
    color: var(--usach-teal);
    margin-right: 1rem;
}

/* Navbar styles */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 0.5rem 0;
}

.navbar-brand {
    padding: 0;
}

.navbar-brand img {
    height: 60px;
    width: auto;
    object-fit: contain;
}

/* Video section styles */
.video-section {
    background-color: var(--usach-teal);
    color: white;
    padding: 5rem 0;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.footer a, .footer a.text-white {
    text-decoration: none !important;
    color: white !important;
    transition: all 0.3s ease;
}

.footer a:hover, .footer a.text-white:hover {
    color: var(--usach-orange) !important;
    text-decoration: none !important;
}