/* ============================================================
   The Circle — Design System
   Modern dark social platform
   ============================================================ */

:root {
    --circle-bg:        #0d0d0d;
    --circle-surface:   #141414;
    --circle-surface2:  #1a1a1a;
    --circle-surface3:  #222222;
    --circle-border:    #2a2a2a;
    --circle-border2:   #333333;
    --circle-white:     #f5f2ee;
    --circle-muted:     #999999;
    --circle-subtle:    #555555;
    --circle-accent:    #c8a96e;
    --circle-accent2:   #e8c98e;
    --circle-green:     #2ecc71;
    --circle-red:       #e74c3c;
    --circle-blue:      #3498db;
    --circle-radius:    12px;
    --circle-radius-sm: 8px;
    --circle-font:      -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --circle-mono:      'SF Mono', 'Fira Code', 'Courier New', monospace;
}

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

body {
    background: var(--circle-bg);
    color: var(--circle-muted);
    font-family: var(--circle-font);
    font-size: .94rem;
    line-height: 1.6;
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--circle-accent); text-decoration: none; }
a:hover { color: var(--circle-accent2); }
code { font-family: var(--circle-mono); font-size: .85em; color: var(--circle-muted); }

/* ── LOGO ─────────────────────────────────────────────────── */
.circle-logo {
    font-size: 2.5rem;
    color: var(--circle-accent);
    line-height: 1;
    display: inline-block;
}
.circle-logo--xl { font-size: 4rem; }

/* ── LAYOUT ───────────────────────────────────────────────── */
.circle-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.circle-layout {
    display: grid;
    grid-template-columns: 260px 1fr 280px;
    gap: 1.5rem;
    padding: 1.5rem 0;
    align-items: start;
    min-height: 100vh;
}

@media (max-width: 1100px) {
    .circle-layout { grid-template-columns: 220px 1fr; }
    .circle-sidebar--right { display: none; }
}
@media (max-width: 700px) {
    .circle-layout { grid-template-columns: 1fr; }
    .circle-sidebar--left { display: none; }
}

/* ── TOP NAV ──────────────────────────────────────────────── */
.circle-topnav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(13,13,13,.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--circle-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .75rem 1.5rem;
}
.circle-topnav__logo {
    font-size: 1.5rem;
    color: var(--circle-accent);
    text-decoration: none;
}
.circle-topnav__links {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.circle-topnav__link {
    color: var(--circle-subtle);
    font-size: .88rem;
    text-decoration: none;
    padding: .3rem .5rem;
    border-radius: 6px;
    position: relative;
    transition: color 120ms, background 120ms;
}
.circle-topnav__link:hover,
.circle-topnav__link.active {
    color: var(--circle-white);
    background: var(--circle-surface2);
}
.circle-topnav__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}
.circle-topnav__avatar span {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--circle-white);
    font-weight: 700;
    font-size: .85rem;
    border-radius: 50%;
}

/* ── SIDEBAR ──────────────────────────────────────────────── */
.circle-sidebar {
    position: sticky;
    top: 72px;
}
.circle-sidebar-profile {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: 1rem;
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    margin-bottom: .75rem;
    text-decoration: none;
    transition: border-color 150ms;
}
.circle-sidebar-profile:hover { border-color: var(--circle-border2); }
.circle-sidebar-profile__name { color: var(--circle-white); font-weight: 600; font-size: .92rem; margin: 0; }
.circle-sidebar-profile__fp   { font-family: var(--circle-mono); font-size: .62rem; color: var(--circle-subtle); margin: 2px 0 0; }

.circle-sidenav { display: flex; flex-direction: column; gap: 2px; }
.circle-sidenav__item {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .7rem 1rem;
    color: var(--circle-muted);
    text-decoration: none;
    border-radius: var(--circle-radius-sm);
    font-size: .92rem;
    transition: background 120ms, color 120ms;
    position: relative;
}
.circle-sidenav__item:hover, .circle-sidenav__item.active {
    background: var(--circle-surface2);
    color: var(--circle-white);
}
.circle-sidenav__item--logout { color: var(--circle-subtle); margin-top: .5rem; }
.circle-sidenav__icon { font-size: 1.1rem; width: 1.4rem; text-align: center; }

/* ── SIDEBAR CARDS ────────────────────────────────────────── */
.circle-sidebar-card {
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    padding: 1rem;
    margin-bottom: .75rem;
}
.circle-sidebar-card__title {
    font-weight: 700;
    color: var(--circle-white);
    font-size: .88rem;
    margin: 0 0 .75rem;
}
.circle-sidebar-card__text { font-size: .82rem; color: var(--circle-subtle); margin: 0 0 .75rem; }

.circle-trending-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .35rem 0;
    border-bottom: 1px solid var(--circle-border);
    text-decoration: none;
}
.circle-trending-item:last-child { border-bottom: none; }
.circle-trending-tag { color: var(--circle-accent); font-size: .85rem; font-weight: 600; }
.circle-trending-count { color: var(--circle-subtle); font-size: .78rem; }

.circle-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .5rem;
    margin-top: .5rem;
}
.circle-stats-grid div { text-align: center; }
.circle-stats-grid strong { display: block; font-size: 1.1rem; color: var(--circle-accent); }
.circle-stats-grid span  { font-size: .7rem; color: var(--circle-subtle); text-transform: uppercase; letter-spacing: .06em; }

/* ── AVATAR ───────────────────────────────────────────────── */
.circle-avatar {
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--circle-white);
    font-weight: 700;
    flex-shrink: 0;
}
.circle-avatar--sm  { width: 32px;  height: 32px;  font-size: .85rem; }
.circle-avatar--md  { width: 40px;  height: 40px;  font-size: 1rem;   }
.circle-avatar--lg  { width: 72px;  height: 72px;  font-size: 1.8rem; }
.circle-avatar--xl  { width: 96px;  height: 96px;  font-size: 2.2rem; }

/* ── BADGE ────────────────────────────────────────────────── */
.circle-badge {
    background: var(--circle-red);
    color: #fff;
    font-size: .6rem;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    padding: 0 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    margin-left: 4px;
}

/* ── COMPOSE ──────────────────────────────────────────────── */
.circle-compose-card {
    display: flex;
    gap: .75rem;
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    padding: 1rem;
    margin-bottom: 1rem;
}
.circle-compose-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--circle-white);
    font-weight: 700;
    font-size: 1rem;
}
.circle-compose-body { flex: 1; min-width: 0; }
.circle-compose-textarea {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: var(--circle-white);
    font-size: .94rem;
    font-family: var(--circle-font);
    resize: none;
    line-height: 1.6;
    min-height: 60px;
    font-size: 16px; /* Prevent iOS zoom */
}
.circle-compose-textarea::placeholder { color: var(--circle-subtle); }
.circle-compose-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: .5rem;
    padding-top: .5rem;
    border-top: 1px solid var(--circle-border);
}
.circle-compose-chars { font-size: .75rem; color: var(--circle-subtle); }
.circle-compose-error {
    font-size: .8rem;
    color: var(--circle-red);
    margin-top: .4rem;
}

/* ── FEED TABS ────────────────────────────────────────────── */
.circle-feed-tabs {
    display: flex;
    border-bottom: 1px solid var(--circle-border);
    margin-bottom: 1rem;
}
.circle-feed-tab {
    padding: .75rem 1.5rem;
    background: none;
    border: none;
    color: var(--circle-subtle);
    font-size: .9rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 120ms, border-color 120ms;
}
.circle-feed-tab.active, .circle-feed-tab:hover {
    color: var(--circle-white);
    border-bottom-color: var(--circle-accent);
}

/* ── POST CARD ────────────────────────────────────────────── */
.circle-post-card {
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    padding: 1rem;
    margin-bottom: .75rem;
    transition: border-color 150ms;
}
.circle-post-card:hover { border-color: var(--circle-border2); }

.circle-post-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: .65rem;
}
.circle-post-card__author {
    display: flex;
    align-items: center;
    gap: .6rem;
}
.circle-post-card__meta { display: flex; align-items: center; gap: .5rem; }

.circle-post-card__name {
    color: var(--circle-white);
    font-weight: 600;
    font-size: .92rem;
    text-decoration: none;
}
.circle-post-card__name:hover { color: var(--circle-accent); }

.circle-post-card__fp {
    font-family: var(--circle-mono);
    font-size: .65rem;
    color: var(--circle-subtle);
}
.circle-post-card__time {
    font-size: .78rem;
    color: var(--circle-subtle);
}

.circle-post-card__text {
    color: #c8c4be;
    font-size: .94rem;
    line-height: 1.75;
    margin: 0 0 .65rem;
    word-break: break-word;
}

.circle-post-card__decrypting {
    color: var(--circle-border2);
    font-size: 1.5rem;
    letter-spacing: .3em;
    animation: circle-pulse 1.5s ease-in-out infinite;
}
@keyframes circle-pulse { 0%,100% { opacity: .3; } 50% { opacity: 1; } }

.circle-post-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: .3rem;
    margin-bottom: .6rem;
}
.circle-hashtag {
    font-size: .78rem;
    color: var(--circle-accent);
    background: rgba(200,169,110,.1);
    border: 1px solid rgba(200,169,110,.25);
    padding: 1px 8px;
    border-radius: 100px;
    text-decoration: none;
}
.circle-hashtag:hover { background: rgba(200,169,110,.2); }

.circle-post-card__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: .5rem;
    border-top: 1px solid var(--circle-border);
}

.circle-tier-badge {
    font-size: .58rem;
    font-family: var(--circle-mono);
    padding: 1px 5px;
    border-radius: 3px;
    border: 1px solid;
    margin-left: 5px;
    vertical-align: middle;
}

/* ── ACTION BUTTONS ───────────────────────────────────────── */
.circle-action-btn {
    background: none;
    border: none;
    color: var(--circle-subtle);
    font-size: .82rem;
    cursor: pointer;
    padding: .25rem .4rem;
    border-radius: 5px;
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    transition: color 120ms, background 120ms;
    min-height: 32px;
}
.circle-action-btn:hover { background: var(--circle-surface2); color: var(--circle-muted); }
.circle-action-btn--liked { color: var(--circle-red); }
.circle-action-btn--follow { color: var(--circle-accent); }

/* ── FOLLOW BUTTON ────────────────────────────────────────── */
.circle-follow-btn {
    font-size: .72rem;
    font-family: var(--circle-mono);
    font-weight: 600;
    letter-spacing: .06em;
    padding: .3rem .85rem;
    border-radius: 100px;
    border: 1px solid var(--circle-accent);
    background: transparent;
    color: var(--circle-accent);
    cursor: pointer;
    transition: background 120ms, color 120ms;
}
.circle-follow-btn:hover, .circle-follow-btn.following {
    background: var(--circle-accent);
    color: #111;
}

/* ── REPLY BOX ────────────────────────────────────────────── */
.circle-reply-box {
    margin-top: .75rem;
    padding-top: .75rem;
    border-top: 1px solid var(--circle-border);
}
.circle-reply-textarea {
    width: 100%;
    background: var(--circle-surface2);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius-sm);
    padding: .6rem .75rem;
    color: var(--circle-white);
    font-size: .88rem;
    font-family: var(--circle-font);
    resize: none;
    min-height: 60px;
    font-size: 16px;
}
.circle-reply-textarea:focus { outline: none; border-color: var(--circle-accent); }

/* ── LOADER ───────────────────────────────────────────────── */
.circle-loader {
    text-align: center;
    padding: 1rem;
}
.circle-loader span {
    display: inline-block;
    width: 8px; height: 8px;
    background: var(--circle-border2);
    border-radius: 50%;
    margin: 0 3px;
    animation: circle-bounce .8s ease-in-out infinite;
}
.circle-loader span:nth-child(2) { animation-delay: .15s; }
.circle-loader span:nth-child(3) { animation-delay: .3s; }
@keyframes circle-bounce { 0%,80%,100% { transform: scale(.8); opacity: .5; } 40% { transform: scale(1.2); opacity: 1; } }

.circle-load-more-btn {
    width: 100%;
    padding: .75rem;
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    color: var(--circle-muted);
    font-size: .85rem;
    cursor: pointer;
    transition: border-color 120ms, color 120ms;
    margin-bottom: 1rem;
}
.circle-load-more-btn:hover { border-color: var(--circle-accent); color: var(--circle-accent); }

/* ── CARD ─────────────────────────────────────────────────── */
.circle-card {
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

/* ── BUTTONS ──────────────────────────────────────────────── */
.circle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    border: none;
    border-radius: 100px;
    cursor: pointer;
    font-family: var(--circle-font);
    font-size: .88rem;
    font-weight: 600;
    padding: .65rem 1.5rem;
    text-decoration: none;
    transition: all 150ms;
    white-space: nowrap;
}
.circle-btn--primary  { background: var(--circle-accent);  color: #111; }
.circle-btn--primary:hover  { background: var(--circle-accent2); color: #111; }
.circle-btn--ghost    { background: transparent; color: var(--circle-accent); border: 1px solid var(--circle-accent); }
.circle-btn--ghost:hover    { background: rgba(200,169,110,.1); color: var(--circle-accent); }
.circle-btn--subtle   { background: var(--circle-surface2); color: var(--circle-muted); }
.circle-btn--subtle:hover   { background: var(--circle-surface3); color: var(--circle-white); }
.circle-btn--post     { background: var(--circle-accent); color: #111; padding: .5rem 1.2rem; font-size: .82rem; border-radius: 100px; }
.circle-btn--post:hover     { background: var(--circle-accent2); }
.circle-btn--post:disabled  { opacity: .5; cursor: not-allowed; }
.circle-btn--lg       { padding: .85rem 2rem; font-size: .95rem; }
.circle-btn--sm       { padding: .35rem .85rem; font-size: .78rem; }
.circle-btn--danger   { background: var(--circle-red); color: #fff; }

/* ── INPUTS ───────────────────────────────────────────────── */
.circle-input {
    width: 100%;
    background: var(--circle-surface2);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius-sm);
    padding: .7rem 1rem;
    color: var(--circle-white);
    font-size: .94rem;
    font-family: var(--circle-font);
    transition: border-color 120ms, box-shadow 120ms;
    outline: none;
    box-sizing: border-box;
    font-size: 16px;
}
.circle-input:focus {
    border-color: var(--circle-accent);
    box-shadow: 0 0 0 3px rgba(200,169,110,.15);
}
.circle-input::placeholder { color: var(--circle-subtle); }

.circle-pgp-block {
    font-family: var(--circle-mono);
    font-size: .72rem;
    line-height: 1.6;
    background: #080808;
    color: #27ae60;
    resize: vertical;
}
.circle-code-input {
    font-family: var(--circle-mono);
    font-size: .88rem;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.circle-field { margin-bottom: 1rem; }
.circle-label {
    display: block;
    font-size: .75rem;
    font-weight: 600;
    color: var(--circle-muted);
    margin-bottom: .35rem;
    letter-spacing: .04em;
    text-transform: uppercase;
}
.circle-field__hint {
    font-size: .75rem;
    color: var(--circle-subtle);
    margin: .3rem 0 0;
}

/* ── AUTH PAGES ───────────────────────────────────────────── */
.circle-auth-wrap {
    max-width: 460px;
    margin: 4rem auto;
    padding: 0 1rem;
}
.circle-auth-brand { text-align: center; margin-bottom: 2rem; }
.circle-auth-title  { color: var(--circle-white); font-size: 1.8rem; font-weight: 800; margin: .5rem 0 .25rem; }
.circle-auth-tagline{ color: var(--circle-subtle); font-size: .9rem; margin: 0; }

.circle-tabs {
    display: flex;
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: 100px;
    padding: 3px;
    margin-bottom: 1rem;
}
.circle-tab {
    flex: 1;
    padding: .6rem;
    background: none;
    border: none;
    border-radius: 100px;
    color: var(--circle-subtle);
    font-size: .88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 120ms;
}
.circle-tab.active { background: var(--circle-surface3); color: var(--circle-white); }

.circle-auth-instruction {
    font-size: .85rem;
    color: var(--circle-muted);
    background: var(--circle-surface2);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius-sm);
    padding: .75rem 1rem;
    margin-bottom: 1rem;
}

.circle-card__label {
    font-size: .7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--circle-subtle);
    margin: 0 0 1.25rem;
}

.circle-copy-btn {
    font-size: .72rem;
    background: var(--circle-surface3);
    border: 1px solid var(--circle-border);
    border-radius: 5px;
    color: var(--circle-muted);
    padding: .2rem .6rem;
    cursor: pointer;
    margin-top: .3rem;
    transition: all 120ms;
}
.circle-copy-btn:hover { border-color: var(--circle-accent); color: var(--circle-accent); }

.circle-pgp-help {
    background: var(--circle-surface2);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius-sm);
    padding: .75rem 1rem;
    margin-bottom: 1rem;
    font-size: .8rem;
}
.circle-pgp-help__title { color: var(--circle-muted); font-weight: 600; margin: 0 0 .4rem; }
.circle-pgp-help__list  { color: var(--circle-subtle); margin: 0; padding-left: 1.2rem; }
.circle-pgp-help__list li { margin-bottom: .2rem; }

.circle-how-it-works {
    margin-top: 1rem;
    text-align: center;
    padding: 1rem;
}
.circle-how__title { font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--circle-subtle); margin: 0 0 .3rem; }
.circle-how__text  { font-size: .82rem; color: var(--circle-subtle); margin: 0; }

/* ── FEEDBACK ─────────────────────────────────────────────── */
.circle-error {
    background: rgba(231,76,60,.1);
    border: 1px solid var(--circle-red);
    border-radius: var(--circle-radius-sm);
    color: #ff7675;
    font-size: .85rem;
    padding: .7rem 1rem;
    margin-bottom: .75rem;
}
.circle-success {
    background: rgba(46,204,113,.1);
    border: 1px solid var(--circle-green);
    border-radius: var(--circle-radius-sm);
    color: var(--circle-green);
    font-size: .85rem;
    padding: .7rem 1rem;
    margin-bottom: .75rem;
}

/* ── LANDING PAGE ─────────────────────────────────────────── */
.circle-landing {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 1rem 4rem;
}
.circle-landing__hero {
    text-align: center;
    padding: 5rem 0 3rem;
}
.circle-landing__title {
    font-size: clamp(2rem,6vw,3.5rem);
    font-weight: 900;
    color: var(--circle-white);
    margin: 1rem 0 .5rem;
    letter-spacing: -.02em;
    line-height: 1.1;
}
.circle-landing__tagline {
    font-size: 1.1rem;
    color: var(--circle-accent);
    margin: 0 0 1rem;
    font-style: italic;
}
.circle-landing__sub {
    font-size: .95rem;
    color: var(--circle-muted);
    max-width: 540px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}
.circle-landing__ctas {
    display: flex;
    gap: .75rem;
    justify-content: center;
    flex-wrap: wrap;
}

.circle-landing__stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    padding: 1.75rem;
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    margin-bottom: 3rem;
}
.circle-landing__stats div { text-align: center; }
.circle-landing__stats strong { display: block; font-size: 1.6rem; font-weight: 800; color: var(--circle-accent); margin: 0; }
.circle-landing__stats span  { font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: var(--circle-subtle); }

.circle-landing__preview {
    margin-bottom: 3rem;
}
.circle-landing__preview-label {
    font-family: var(--circle-mono);
    font-size: .65rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--circle-subtle);
    text-align: center;
    margin-bottom: 1rem;
}
.circle-landing__preview-cta {
    text-align: center;
    padding: 1.5rem;
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    margin-top: .75rem;
}
.circle-landing__preview-cta p { color: var(--circle-subtle); font-size: .85rem; margin: 0 0 1rem; }

.circle-landing__how { margin-bottom: 3rem; }
.circle-landing__how h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--circle-white);
    text-align: center;
    margin: 0 0 1.5rem;
}
.circle-how-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill,minmax(200px,1fr));
    gap: 1rem;
}
.circle-how-card {
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    padding: 1.25rem;
}
.circle-how-card__num {
    width: 32px; height: 32px;
    background: var(--circle-accent);
    color: #111;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: .9rem;
    margin-bottom: .75rem;
}
.circle-how-card h3 { color: var(--circle-white); font-size: .92rem; margin: 0 0 .4rem; }
.circle-how-card p  { color: var(--circle-subtle); font-size: .82rem; margin: 0; line-height: 1.6; }

.circle-landing__features { margin-bottom: 3rem; }
.circle-landing__features h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--circle-white);
    text-align: center;
    margin: 0 0 1.5rem;
}
.circle-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill,minmax(180px,1fr));
    gap: .75rem;
}
.circle-feature-card {
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
    padding: 1.1rem;
}
.circle-feature-card__icon { font-size: 1.5rem; display: block; margin-bottom: .5rem; }
.circle-feature-card h3    { color: var(--circle-white); font-size: .88rem; font-weight: 700; margin: 0 0 .3rem; }
.circle-feature-card p     { color: var(--circle-subtle); font-size: .78rem; margin: 0; line-height: 1.5; }

.circle-landing__final-cta {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--circle-surface);
    border: 1px solid var(--circle-border);
    border-radius: var(--circle-radius);
}
.circle-landing__final-cta h2 { color: var(--circle-white); font-size: 1.6rem; font-weight: 800; margin: 1rem 0 .5rem; }
.circle-landing__final-cta p  { color: var(--circle-subtle); margin: 0 0 1.5rem; }

/* ── GUEST FEED BLUR ──────────────────────────────────────── */
.circle-post-card--guest {
    pointer-events: none;
    user-select: none;
}
.circle-post-card--guest .circle-post-card__author,
.circle-post-card--guest .circle-post-card__text {
    filter: blur(5px);
    opacity: .4;
}

/* ── FEED TAG HEADER ──────────────────────────────────────── */
.circle-feed-tag-header { margin-bottom: 1rem; }
.circle-feed-tag-title {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--circle-white);
    margin: .5rem 0 0;
}

/* ── MESSAGE SEARCH RESULTS ───────────────────────────────── */
.circle-msg-search-result {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .7rem 1rem;
    cursor: pointer;
    border-bottom: 1px solid var(--circle-border);
    transition: background 100ms;
}
.circle-msg-search-result:hover { background: var(--circle-surface2); }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 600px) {
    .circle-auth-wrap { margin: 2rem auto; }
    .circle-landing__hero { padding: 3rem 0 2rem; }
    .circle-compose-card { padding: .75rem; }
    .circle-post-card { padding: .75rem; border-radius: var(--circle-radius-sm); }
    .circle-topnav { padding: .6rem 1rem; }
}