/* ============================================================
   Singularity — Landing Page
   ============================================================ */

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

html, body {
    height: 100%;
    overflow: hidden;
    font-family: 'SF Pro Text', -apple-system, sans-serif;
    background: #f0ebe1;
}

a { text-decoration: none; color: inherit; }

/* ---------- Navbar ---------- */
#ld-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0px 35px;
    
    /* backdrop-filter: blur(12px); */
    /* -webkit-backdrop-filter: blur(12px); */
    /* border-bottom: 1px solid rgba(255,255,255,0.07); */
    z-index: 100;
}

#ld-nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

#ld-nav-logo-icon {
    width: 24px;
    height: 24px;
    /* filter: invert(1); */
}

#ld-nav-logo-text {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: 22px;
    letter-spacing: 0.04em;
    color: #000000;
    margin-left: 5px;
}


#ld-nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ld-nav-btn {
    padding: 10px 18px;
    border-radius: 7px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
}


.ld-nav-btn--outline {
    
    background: #000;
    color: #fff;
    border: 1.5px solid transparent;
    font-weight: 600;
}


.ld-nav-btn--fill {
    
    background: #000;
    color: #fff;
    border: 1.5px solid transparent;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}
/* ---------- Hero ---------- */
#ld-hero {
    position: fixed;
    inset: 0;
    top: 0;
    display: flex;
}

/* Left: Image */
#ld-hero-image-panel {
    position: relative;
    width: 42%;
    height: 100%;
    flex-shrink: 0;
    overflow: hidden;
}

.ld-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center top;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
}

.ld-slide.active {
    opacity: 1;
}

/* fade image edge into right panel */
#ld-hero-image-panel::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, transparent 90%, #f0ebe1 100%);
    pointer-events: none;
}

/* Right: Text */
#ld-hero-text-panel {
    flex: 1;
    display: flex;
    align-items: center;
    background: #f0ebe1;
    overflow: hidden;
}

#ld-hero-text-inner {
    padding: 0 0 0 125px;
    max-width: 700px;
    animation: ld-fadein 0.7s ease forwards;
}

@keyframes ld-fadein {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0);    }
}

#ld-hero-headline {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-style: italic;
    font-size: clamp(26px, 2.8vw, 38px);
    line-height: 1.2;
    color: #0d0e1a;
    margin-bottom: 24px;
}

#ld-hero-sub {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-style: italic;
    font-size: clamp(22px, 2.4vw, 32px);
    line-height: 1.2;
    color: #0d0e1a;
    margin-bottom: 16px;
}

#ld-hero-sub em {
    font-weight: 400;
    font-style: italic;
}

#ld-accent {
    color: #7c3aed;
    animation: ld-glow 3s ease-in-out infinite;
}

@keyframes ld-glow {
    0%, 100% { text-shadow: none; }
    50%       { text-shadow: 0 0 16px rgba(124,58,237,0.4); }
}

#ld-hero-tagline {
    font-size: 20px;
    font-weight: 300;
    font-style: italic;
    color: #6b7280;
    letter-spacing: 0.01em;
    margin-top: 40px;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ---------- Slide-up Message (matches login/signup style) ---------- */
#message {
    background: #fff;
    border-radius: 10px;
    bottom: 0;
    box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.12);
    color: #4a4a4a;
    font-weight: 400;
    font-size: 13px;
    left: 50%;
    padding: 12px 18px;
    position: fixed;
    transform: translate(-50%, -24px);
    transition: transform 0.5s cubic-bezier(1, -0.5, .25, 1.25);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    max-width: min(560px, calc(100vw - 32px));
    box-sizing: border-box;
    z-index: var(--z-slide-up-message);
}
#message .alert-icon { flex-shrink: 0; display: flex; align-items: center; }
#message .alert-icon img { width: 16px; height: 16px; object-fit: contain; }
#message .alert-text { flex: 0 1 auto; min-width: 0; text-align: center; overflow-wrap: anywhere; }
#message.hidden { transform: translate(-50%, 100%); }
#message #message-close-btn {
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    opacity: 0.4;
    padding: 0 2px;
    transition: opacity 0.15s ease;
}
#message #message-close-btn img { width: 14px; height: 14px; object-fit: contain; }
#message #message-close-btn:hover { opacity: 0.9; }