/* ============================================================
   Landing Page (Public Join Page) CSS
============================================================ */
:root {
    --primary:      var(--p, #25D366);
    --secondary:    var(--s, #128C7E);
    --bg:           #08101d;
    --text:         #f1f5f9;
    --muted:        #94a3b8;
    --radius:       16px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: #08101d;
    color: #f1f5f9;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow: hidden;
    position: relative;
}

.bg-blob {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.18;
    pointer-events: none;
    animation: float 10s ease-in-out infinite alternate;
}
.bg-blob-1 { width: 500px; height: 500px; top: -200px; left: -100px; background: var(--primary-color, #25D366); }
.bg-blob-2 { width: 350px; height: 350px; bottom: -100px; right: -80px; background: var(--secondary-color, #128C7E); animation-delay: -5s; }

@keyframes float {
    from { transform: translate(0,0) scale(1); }
    to   { transform: translate(20px, 30px) scale(1.05); }
}

.landing-card {
    background: rgba(17,24,39,0.85);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 28px;
    padding: 50px 44px;
    width: 100%; max-width: 460px;
    text-align: center;
    backdrop-filter: blur(16px);
    box-shadow: 0 30px 80px rgba(0,0,0,0.7);
    position: relative; z-index: 10;
    animation: cardIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes cardIn {
    from { opacity: 0; transform: translateY(30px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.logo-wrap { margin-bottom: 24px; }
.logo-wrap img {
    max-height: 80px; max-width: 200px;
    object-fit: contain; border-radius: 12px;
}
.logo-wrap .brand-initial {
    width: 72px; height: 72px;
    border-radius: 20px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 2rem; font-weight: 800; color: white;
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}

.wa-icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.6rem; color: white; margin: 0 auto 18px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.landing-title { font-size: 1.6rem; font-weight: 800; margin-bottom: 8px; line-height: 1.2; }
.landing-group-name {
    font-size: 1.1rem; font-weight: 700;
    display: inline-block;
    padding: 4px 18px; border-radius: 20px;
    margin-bottom: 16px;
}
.landing-desc { font-size: 0.88rem; color: #94a3b8; line-height: 1.6; margin-bottom: 32px; }

.join-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 16px 36px; border-radius: 14px;
    font-size: 1.05rem; font-weight: 700; color: white;
    text-decoration: none; border: none; cursor: pointer; font-family: inherit;
    transition: all 0.2s ease; width: 100%;
    position: relative; overflow: hidden;
}
.join-btn::after {
    content: ''; position: absolute; inset: 0;
    background: rgba(255,255,255,0); transition: background 0.2s;
}
.join-btn:hover::after { background: rgba(255,255,255,0.1); }
.join-btn:active { transform: scale(0.98); }
.join-btn i { font-size: 1.2rem; }

.full-page {
    display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.full-icon { font-size: 3rem; opacity: 0.5; }
.full-title { font-size: 1.2rem; font-weight: 700; }
.full-desc  { font-size: 0.85rem; color: #94a3b8; }

.landing-footer {
    margin-top: 28px; font-size: 0.75rem; color: #475569;
    display: flex; align-items: center; justify-content: center; gap: 6px;
}