/* ================================
   GENERAL PAGE STYLING
================================ */
body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(120deg, #1c2340, #3a1d5c, #0d6a7b);
    color: white;
}

/* ================================
   NAVBAR
================================ */
.navbar {
    width: 100%;
    padding: 20px 0;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    z-index: 10;

    /* ✅ Glass Blur Effect */
    background: rgba(0, 0, 0, 0.25); /* slight transparency */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);

    /* ✅ Optional: subtle bottom border */
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    position: absolute;
    left: 40px;
    font-size: 26px;
    font-weight: bold;
}

/* ================================
   NAV LINKS
================================ */
.nav-links {
    list-style: none;
    display: flex;
    gap: 60px;
    font-size: 18px;
}

.nav-links li a {
    color: white;
    text-decoration: none;
    transition: 0.3s;
    padding-bottom: 5px;
}

/* Hover effect */
.nav-links li a:hover {
    color: #76c7ff;
}

/* Highlight active page */
.nav-links li a.active {
    color: #76c7ff;
    border-bottom: 2px solid #76c7ff;
}

/* ================================
   HERO SECTION
================================ */
.hero {
    height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    text-align: center;
    padding-top: 140px; /* space under nav */
}

.hero h1 {
    font-size: 75px;
    margin: 10px;
}

/* ================================
   BUTTONS UNDER HERO
================================ */
.hero-buttons {
    margin-top: -160px;
    margin-bottom: 120px;
    display: flex;
    gap: 25px;
    justify-content: center;
    align-items: center;
}

.hero-buttons button {
    padding: 14px 28px;
    font-size: 18px;
    font-weight: bold;
    border: none;
    border-radius: 10px;
    cursor: pointer;

    background: rgba(255, 255, 255, 0.15);
    color: white;

    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);

    transition: 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.hero-buttons button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.3);
}

/* ================================
   CONTENT SECTION
================================ */

.content-center {
    width: 100%;
    text-align: center;
    margin-top: 270px;
}

.content-center h2 {
    font-size: 34px;
    margin-bottom: 25px;
    font-weight: bold;
}

.content-box {
    background: rgba(255, 255, 255, 0.08);
    padding: 30px 40px;
    width: 90%;
    margin: 0 auto;
    border-radius: 18px;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    text-align: left;
    line-height: 1.3;
    font-size: 20px;
}

.content-center + .content-center {
    margin-top: 50px; /* extra spacing between stacked blocks */
}

/* ================================
   RESPONSES TABLE STYLING
================================ */
.responses-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-size: 18px;
    color: #fff; /* keep text white to match theme */
}

.responses-table thead tr {
    background: rgba(255,255,255,0.12);
}

.responses-table thead th {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 2px solid rgba(255,255,255,0.3);
}

.responses-table tbody tr {
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.responses-table tbody tr:nth-child(even) {
    background: rgba(255,255,255,0.05);
}

.responses-table tbody td {
    padding: 10px 15px;
}

/* ================================
   FOOTER
================================ */
.footer {
    width: 100%;
    text-align: center;
    padding: 25px 0;
    margin-top: 120px;
    color: #cfcfcf;
    font-size: 16px;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(3px);
    box-shadow: 0 -4px 12px rgba(0,0,0,0.25);
}

/* ================================
   BACK TO TOP BUTTON
================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;

    width: 55px;
    height: 55px;
    border-radius: 50%;
    border: none;

    display: none;
    justify-content: center;
    align-items: center;

    font-size: 28px;
    font-weight: bold;
    cursor: pointer;

    color: white;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);

    transition: 0.3s ease;
}

.back-to-top:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.4);
}