/* ============================================================
           OPTIMIZED & MINIFIED STYLES (no functional changes)
           ============================================================ */
:root {
    --accent: #D4AF37;
    --bg-dark: #0f172a;
    --surface: rgba(255, 255, 255, .05);
    --border: rgba(212, 175, 55, .2);
    --radius-lg: 1.5rem;
    --radius-md: 1rem;
    --shadow-gold: 0 0 20px rgba(212, 175, 55, .15);
    --transition-smooth: all .3s cubic-bezier(.25, .46, .45, .94);
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg-dark);
    color: #f8fafc;
    overflow-x: hidden;
}

.serif {
    font-family: 'Playfair Display', serif;
}

.gold-text {
    color: var(--accent);
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #1e293b;
}

::-webkit-scrollbar-thumb {
    background: #475569;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* ---- Navbar (optimized) ---- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, .85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: .5rem;
    cursor: pointer;
}

.logo i {
    font-size: 1.8rem;
}

.nav-links a {
    color: #cbd5e1;
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color .3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent);
}

.auth-btn {
    background: var(--accent);
    color: #0f172a;
    border: none;
    padding: .5rem 1.5rem;
    border-radius: 2rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 2px 10px rgba(212, 175, 55, .3);
}

.auth-btn:hover {
    background: #e6b800;
    transform: translateY(-1px);
}

/* ---- Mobile menu ---- */
.mobile-menu {
    display: none;
    background: rgba(15, 23, 42, .95);
    border-top: 1px solid rgba(255, 255, 255, .1);
    overflow: hidden;
    max-height: 0;
    transition: max-height .4s ease;
}

.mobile-menu.open {
    max-height: 300px;
}

.mobile-menu a {
    display: block;
    padding: 1rem 2rem;
    color: #cbd5e1;
    border-bottom: 1px solid rgba(255, 255, 255, .05);
}

@media (max-width:768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu {
        display: block;
    }

    .nav-container {
        padding: 0 1rem;
    }
}

/* ---- Filter pills ---- */
.filter-pill {
    padding: .5rem 1.2rem;
    border-radius: 2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    color: #cbd5e1;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-size: .9rem;
}

.filter-pill.active,
.filter-pill:hover {
    background: var(--accent);
    color: #0f172a;
    border-color: var(--accent);
    font-weight: 600;
}

/* ---- Premium cards (merged & cleaned) ---- */
.premium-card {
    background: rgba(30, 41, 59, .6);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, .06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform .4s cubic-bezier(.34, 1.56, .64, 1), box-shadow .4s ease, border-color .3s ease;
    cursor: default;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.premium-card:hover {
    transform: translateY(-12px) scale(1.01);
    box-shadow: 0 20px 60px rgba(212, 175, 55, .15), 0 0 40px rgba(212, 175, 55, .05);
    border-color: rgba(212, 175, 55, .3);
}

.card-image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/3;
    cursor: pointer;
    background: #0f172a;
}

.card-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s cubic-bezier(.34, 1.56, .64, 1);
}

.premium-card:hover .card-cover {
    transform: scale(1.05);
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0) 40%, rgba(15, 23, 42, .85) 85%, rgba(15, 23, 42, .95) 100%);
    display: flex;
    align-items: flex-end;
    padding: 1.5rem 1.2rem 1.2rem;
    transition: background .3s ease;
}

.premium-card:hover .card-overlay {
    background: linear-gradient(180deg, rgba(15, 23, 42, .1) 30%, rgba(15, 23, 42, .8) 80%, rgba(15, 23, 42, .95) 100%);
}

.card-overlay-content {
    width: 100%;
    color: #fff;
}

.card-badge {
    display: inline-block;
    background: var(--accent);
    color: #0f172a;
    font-size: .6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    padding: .15rem .6rem;
    border-radius: 999px;
    margin-bottom: .4rem;
}

.card-title-overlay {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 0 2px 12px rgba(0, 0, 0, .6);
    display: -webkit-box;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #fff;
}

.card-author-overlay {
    font-size: .8rem;
    color: rgba(255, 255, 255, .7);
    margin-top: .15rem;
    text-shadow: 0 1px 8px rgba(0, 0, 0, .5);
}

.premium-body {
    padding: 1rem 1.2rem 1.2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: .6rem;
    background: rgba(15, 23, 42, .3);
    backdrop-filter: blur(4px);
}

.premium-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    font-size: .7rem;
    color: #94a3b8;
    gap: .3rem .6rem;
}

.premium-meta span {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.premium-meta span i {
    margin-right: 3px;
    color: var(--accent);
    width: .9rem;
    text-align: center;
}

.premium-meta .rating-stars {
    color: var(--accent);
    font-weight: 600;
}

.premium-desc {
    font-size: .8rem;
    color: #94a3b8;
    line-height: 1.4;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.card-actions {
    display: flex;
    align-items: center;
    gap: .6rem;
    margin-top: .2rem;
    padding-top: .6rem;
    border-top: 1px solid rgba(255, 255, 255, .06);
}

.btn-read {
    flex: 1;
    background: var(--accent);
    color: #0f172a;
    border: none;
    padding: .5rem 1rem;
    border-radius: 2rem;
    font-weight: 700;
    font-size: .8rem;
    cursor: pointer;
    transition: all .25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
}

.btn-read:hover {
    background: #e6b800;
    transform: scale(1.02);
    box-shadow: 0 0 20px rgba(212, 175, 55, .3);
}

.btn-read i {
    font-size: .7rem;
}

.btn-share {
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .08);
    color: #94a3b8;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all .25s ease;
    font-size: 1.1rem;
}

.btn-share:hover {
    background: #25D366;
    color: #fff;
    border-color: #25D366;
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(37, 211, 102, .3);
}

/* ---- Footer & Modals (unchanged) ---- */
footer {
    background: #0f172a;
    border-top: 1px solid rgba(255, 255, 255, .05);
    padding: 3rem 2rem;
    margin-top: 4rem;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    visibility: hidden;
    opacity: 0;
    transition: opacity .3s, visibility .3s;
}

.modal-overlay.active {
    visibility: visible;
    opacity: 1;
}

.modal-content {
    background: #1e293b;
    border: 1px solid rgba(212, 175, 55, .3);
    border-radius: var(--radius-lg);
    padding: 2rem;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 40px rgba(0, 0, 0, .6);
}

/* ---- Skeleton & reveal (kept) ---- */
.skeleton {
    background: linear-gradient(90deg, rgba(255, 255, 255, .03) 25%, rgba(255, 255, 255, .08) 50%, rgba(255, 255, 255, .03) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.reveal {
    animation: fadeInUp .6s ease both;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Responsive tweaks (keep) ---- */
@media (max-width:640px) {
    .top-bar .title-wrap h1 {
        font-size: .95rem;
        max-width: 120px;
    }

    .top-bar .title-wrap span {
        font-size: .7rem;
    }

    .bottom-bar .nav-btn {
        padding: 10px;
    }

    #settings-panel {
        width: 100%;
        max-width: 340px;
    }
}

#sortSelect {
    background-color: #0f172a; /* slate-900 */
    color: #ffffff;
}

#sortSelect option {
    background-color: #0f172a;
    color: #ffffff;
}

/* For Firefox */
#sortSelect:-moz-focusring {
    color: #ffffff;
    text-shadow: 0 0 0 #ffffff;
}

/* Eye icon inside password fields */
#loginModal .relative button,
#signupModal .relative button {
    background: transparent;
    border: none;
    padding: 0 8px;
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 5;
}

#loginModal .relative button:hover,
#signupModal .relative button:hover {
    color: #d4af37; /* gold on hover */
}