@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

:root {
    --accent: #4c8bf5;
    --accent-2: #3a6fc4;
    --muted: #d1d5db;
    --card-bg: rgba(44,44,44,0.7);
    --radius: 14px;
    --shadow: 0 6px 16px rgba(0,0,0,0.6);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    height: 100%;
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #141e30, #243b55);
    color: #f5f5f5;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

body {
    min-height: 100vh;
}

.site-header {
    background: rgba(20, 30, 48, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding: 16px 0;
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
}

.container-header {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.branding h1 {
    font-weight: 600;
    font-size: 24px;
    color: #fff;
}

.branding .sub {
    font-size: 13px;
    color: var(--muted);
}

.nav ul {
    list-style: none;
    display: flex;
    gap: 24px;
    font-weight: 600;
}

.nav a {
    text-decoration: none;
    color: #e5e7eb;
    font-size: 15px;
    transition: color .2s;
}
.nav a:hover { color: var(--accent); }

.main-content {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 50px 20px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
    gap: 24px;
    width: 100%;
    max-width: 1100px;
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform .3s ease, box-shadow .3s ease;
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.8);
}

.card .meta {
    display: flex;
    gap: 12px;
    align-items: center;
}

.avatar {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}

.info h3 { margin: 0; font-size: 16px; font-weight: 600; color:#fff; }
.info p { margin: 0; color: var(--muted); font-size: 13px; }

.actions { display: flex; gap: 8px; }

.btn {
    flex: 1;
    margin-top: 5px;
    margin-bottom: 0px;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    text-decoration: none;
    text-align: center;
    transition: transform .2s ease, background .3s;
    border: none;
    color: #fff;
    background: rgba(255,255,255,0.08);
}

.btn.primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.btn:hover:not(.disabled) { transform: scale(1.05); }
.btn:active { transform: scale(0.97); }

.btn.disabled {
    background: rgba(255,255,255,0.1);
    color: #9ca3af;
    pointer-events: none;
}

.footer {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    background: rgba(20,30,48,0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--muted);
}