/* ============================================ */
/* HOME — HERO */
/* ============================================ */

/* Hero + trust strip together fill the first screen: the hero keeps its
   natural size and the trust strip stretches to soak up any leftover
   space, so its bottom edge lands flush with the fold instead of leaving
   a dead gap. If the hero alone is already taller than one screen, the
   group simply grows past min-height and the strip keeps its own size. */
.hero-group {
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - var(--navbar-height));
    min-height: calc(100dvh - var(--navbar-height));
}

.hero {
    padding: 96px 0 72px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 44px;
    align-items: center;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: var(--fg);
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero-title { font-size: 42px; }
}

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

@media (max-width: 560px) {
    .hero { padding: 56px 0 48px; }
    .hero-title { font-size: 34px; }
}

/* ============================================ */
/* HOME — APP MOCKUP (mirrors the real client) */
/* ============================================ */

.hero-mockup {
    perspective: 1400px;
}

.mockup-window {
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: rotateY(-4deg) rotateX(1.5deg) translateZ(0);
    transition: transform 0.4s ease;
    font-size: 12px;
    display: flex;
    flex-direction: column;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: transform;
}

.hero-mockup:hover .mockup-window {
    transform: rotateY(0deg) rotateX(0deg) translateZ(0);
}

/* Windows titlebar */
.mockup-titlebar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    background: var(--bg-raised);
    border-bottom: 1px solid var(--border);
}

.mockup-app-ico {
    width: 14px;
    height: 14px;
    display: block;
}

.mockup-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--fg-muted);
}

.mockup-win-controls {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--fg-subtle);
}

.mockup-body {
    display: grid;
    grid-template-columns: 172px 1fr 124px;
    min-height: 330px;
    flex: 1;
}

/* ── Sidebar ── */
.mockup-sidebar {
    background: var(--bg-raised);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.mockup-server-header {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 34px;
    flex-shrink: 0;
    padding: 0 10px;
    border-bottom: 1px solid var(--border);
    color: var(--fg-subtle);
    font-size: 13px;
}

.mockup-server-header .mockup-home-ico,
.mockup-server-header .mockup-menu-ico {
    font-size: 13px;
    color: var(--fg-muted);
}

.mockup-server-header .mockup-server-name {
    font-size: 12.5px;
    font-weight: 700;
    color: var(--fg);
    margin-right: auto;
}

.mockup-sidebar-content {
    padding: 10px 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

/* Channel cards (bordered, like the client) */
.mockup-voice-card,
.mockup-text-card {
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: 9px;
    padding: 7px 8px;
}

.mockup-channel-row,
.mockup-text-card {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--fg);
    min-width: 0;
}

.mockup-channel-row i,
.mockup-text-card > i {
    font-size: 13px;
    color: var(--fg-muted);
    flex-shrink: 0;
}

.mockup-channel-name {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--fg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mockup-chan-tag {
    font-size: 9px;
    color: var(--fg-subtle);
    border-left: 1px solid var(--border-strong);
    padding-left: 6px;
    flex-shrink: 0;
}

.mockup-hangup {
    margin-left: auto;
    color: var(--fg-muted);
    font-size: 13px;
}

.mockup-voice-user {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 4px 2px 2px 10px;
    color: var(--fg-muted);
    font-size: 11px;
    margin-top: 4px;
}

.mockup-voice-user.speaking .mockup-avatar::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    -webkit-mask-image: conic-gradient(transparent 0deg 45deg, #000 45deg 135deg, transparent 135deg 225deg, #000 225deg 315deg, transparent 315deg 360deg);
    mask-image: conic-gradient(transparent 0deg 45deg, #000 45deg 135deg, transparent 135deg 225deg, #000 225deg 315deg, transparent 315deg 360deg);
    pointer-events: none;
}

.mockup-stream-ico { color: var(--fg-muted); font-size: 12px; margin-left: auto; }

.mockup-user-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
}

.mockup-user-name {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--fg);
}

.mockup-user-status {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    font-size: 9.5px;
    color: var(--fg-subtle);
}

.mockup-user-status i { font-size: 11px; }

/* ── Avatars ── */
.mockup-avatar {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    color: #f1f1f0;
    flex-shrink: 0;
    position: relative;
}

.mockup-avatar.a1 { background: linear-gradient(135deg, #ff6b6b, #a33a3a); }
.mockup-avatar.a2 { background: linear-gradient(135deg, var(--cyan), #1f6a84); }

.mockup-avatar.status::after {
    content: '';
    position: absolute;
    right: -2px;
    bottom: -2px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
    border: 2px solid var(--bg-raised);
}

/* Message avatars */
.mockup-msg-avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: #f1f1f0;
    flex-shrink: 0;
    margin-top: 2px;
}

.mockup-msg-avatar.a1 { background: linear-gradient(135deg, #ff6b6b, #a33a3a); }
.mockup-msg-avatar.a2 { background: linear-gradient(135deg, var(--cyan), #1f6a84); }

/* ── Chat column ── */
.mockup-chat {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.mockup-chat-header {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 34px;
    flex-shrink: 0;
    padding: 0 12px;
    border-bottom: 1px solid var(--border);
    color: var(--fg);
}

.mockup-chat-header > i { font-size: 14px; color: var(--fg-muted); }

.mockup-members-toggle {
    margin-left: auto;
    color: var(--fg-muted);
    font-size: 14px;
}

.mockup-messages {
    display: flex;
    flex-direction: column;
    gap: 13px;
    padding: 12px;
    flex: 1;
    min-width: 0;
}

.mockup-msg {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    min-width: 0;
}

.mockup-msg-grow { flex: 1; min-width: 0; }

.mockup-msg-author {
    font-weight: 700;
    color: var(--accent-bright);
    font-size: 11.5px;
}

.mockup-msg-time {
    font-weight: 500;
    color: var(--fg-subtle);
    font-size: 9.5px;
    margin-left: 5px;
}

.mockup-msg-edited {
    font-size: 9px;
    color: var(--fg-subtle);
    margin-left: 3px;
}

.mockup-msg-text {
    color: var(--fg-muted);
    font-size: 12px;
    margin-top: 1px;
}

.mockup-reactions {
    display: flex;
    gap: 5px;
    margin-top: 5px;
}

.mockup-reaction {
    display: inline-flex;
    align-items: center;
    padding: 1px 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    font-size: 10px;
    color: var(--fg-muted);
}

.mockup-reaction.plus { color: var(--fg-subtle); }

/* ── Code block (client-style with header) ── */
.mockup-code {
    margin-top: 4px;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    overflow: hidden;
}

.mockup-code-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 9px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    font-size: 9.5px;
    color: var(--fg-muted);
}

.mockup-code-header i { font-size: 11px; color: var(--fg-subtle); }

.mockup-code-lang { font-weight: 700; color: var(--fg); font-size: 10px; }

.mockup-code-lines { margin-left: auto; color: var(--fg-subtle); }

.mockup-code-more {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    color: var(--fg-subtle);
}

.mockup-code-body {
    background: #0b0c10;
    padding: 7px 10px;
    font-family: var(--font-mono);
    font-size: 10.5px;
    line-height: 1.65;
    color: var(--fg-muted);
    overflow: hidden;
}

.mockup-code-body code { display: block; white-space: nowrap; }

.mockup-code-body .ln {
    display: inline-block;
    width: 12px;
    margin-right: 10px;
    text-align: right;
    color: var(--fg-subtle);
    user-select: none;
}

.tok-kw  { color: #ff79c6; }
.tok-fn  { color: var(--cyan); }
.tok-str { color: var(--success); }

/* ── Message input ── */
.mockup-input {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 4px 12px 8px;
    padding: 8px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 9px;
    font-size: 11px;
    color: var(--fg-subtle);
}

.mockup-input-ph { margin-right: auto; }

.mockup-input i { font-size: 14px; color: var(--fg-muted); }

.mockup-input i.send { color: var(--accent); }

/* ── Full-width bottom toolbar (mirrors ToolBar.java) ── */
.mockup-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 12px;
    background: var(--bg-raised);
    border-top: 1px solid var(--border);
}

/* Left: user panel */
.mockup-toolbar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.mockup-avatar.xl {
    width: 30px;
    height: 30px;
    font-size: 13px;
}

.mockup-avatar.xl.status::after {
    width: 8px;
    height: 8px;
}

/* Center: rounded island with icon pods split by dividers */
.mockup-toolbar-island {
    display: flex;
    align-items: center;
    gap: 11px;
    background: var(--bg-card);
    border-radius: 999px;
    padding: 7px 14px;
    font-size: 15px;
    color: var(--fg);
}

.mockup-toolbar-island i.dim { opacity: 0.35; }

.mockup-island-sep {
    width: 1px;
    height: 16px;
    background: var(--border-strong);
}

.mockup-selector {
    display: inline-flex;
    align-items: center;
    gap: 1px;
}

.mockup-selector .sm {
    font-size: 10px;
    color: var(--fg-subtle);
}

/* Right: signal bars + ping + settings */
.mockup-toolbar-right {
    display: flex;
    align-items: center;
    gap: 7px;
    flex: 1;
    justify-content: flex-end;
}

.mockup-signal {
    display: inline-flex;
    align-items: flex-end;
    gap: 2px;
}

.mockup-signal span {
    width: 3px;
    border-radius: 1.5px;
    background: #43b581;
}

.mockup-signal span:nth-child(1) { height: 6px; }
.mockup-signal span:nth-child(2) { height: 9px; }
.mockup-signal span:nth-child(3) { height: 12px; }
.mockup-signal span:nth-child(4) { height: 15px; }

.mockup-ping-label {
    font-size: 10px;
    font-weight: 600;
    color: #43b581;
}

.mockup-toolbar-right > i {
    font-size: 15px;
    color: var(--fg);
}

/* ── Members panel ── */
.mockup-members {
    background: var(--bg-raised);
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.mockup-search {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 34px;
    flex-shrink: 0;
    padding: 0 10px;
    border-bottom: 1px solid var(--border);
    font-size: 9.5px;
    color: var(--fg-subtle);
    white-space: nowrap;
    overflow: hidden;
}

.mockup-search i { margin-left: auto; font-size: 12px; flex-shrink: 0; color: var(--fg-muted); }

.mockup-members-content {
    padding: 10px 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.mockup-online-label {
    font-size: 8.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--fg-subtle);
}

.mockup-member {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 3px 2px;
    font-size: 10.5px;
    color: var(--fg-muted);
}

/* ============================================ */
/* TRUST STRIP */
/* ============================================ */

.trust-strip {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(24, 25, 32, 0.6);
    padding: 22px 0;
    flex: 1;
    display: flex;
    align-items: center;
}

.trust-strip-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.trust-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--fg-muted);
    text-align: center;
}

.trust-item i {
    font-size: 20px;
    color: var(--accent);
    flex-shrink: 0;
}

@media (max-width: 900px) {
    .trust-strip-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .trust-item { justify-content: flex-start; text-align: left; }
}

/* ============================================ */
/* FEATURES */
/* ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
    .features-grid { grid-template-columns: 1fr; }
}

/* ============================================ */
/* PLATFORMS */
/* ============================================ */

.platforms {
    background:
        radial-gradient(ellipse at 50% 0%, rgba(149, 128, 255, 0.07) 0%, transparent 55%);
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.platform-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    text-align: center;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.platform-card:hover {
    transform: translateY(-4px);
    border-color: rgba(149, 128, 255, 0.45);
    box-shadow: var(--shadow-md);
}

.platform-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 44px;
    color: var(--accent-bright);
    margin-bottom: 16px;
}

.platform-tag {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--cyan);
    background: rgba(48, 214, 232, 0.12);
    border: 1px solid rgba(48, 214, 232, 0.35);
    padding: 4px 10px;
    border-radius: 999px;
}

@media (max-width: 900px) {
    .platforms-grid { grid-template-columns: 1fr; }
}

/* ============================================ */
/* ARCHITECTURE / SELF-HOSTING */
/* ============================================ */

.architecture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.arch-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.arch-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(149, 128, 255, 0.45);
}

.arch-card.featured {
    border-color: rgba(149, 128, 255, 0.4);
    background: linear-gradient(180deg, rgba(149, 128, 255, 0.07) 0%, var(--bg-card) 45%);
}

.arch-badge {
    position: absolute;
    top: -12px;
    left: 26px;
    padding: 4px 14px;
    background: var(--accent);
    color: #14151b;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 999px;
}

.arch-badge.subtle {
    background: var(--bg-card-hover);
    color: var(--fg-muted);
    border: 1px solid var(--border-strong);
}

.arch-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(149, 128, 255, 0.2), rgba(48, 214, 232, 0.12));
    border: 1px solid rgba(149, 128, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--accent-bright);
    margin: 10px 0 14px;
}

.arch-link {
    margin-top: auto;
    padding-top: 16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-bright);
    text-decoration: none;
}

.arch-link i { transition: transform 0.2s ease; }
.arch-link:hover i { transform: translateX(4px); }

@media (max-width: 900px) {
    .architecture-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* How it works */
.how-it-works {
    margin-top: 72px;
}

.how-title {
    text-align: center;
    margin-bottom: 40px;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.step {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 22px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--accent-glow);
    border: 1px solid rgba(149, 128, 255, 0.4);
    color: var(--accent-bright);
    font-weight: 800;
    font-size: 15px;
    margin-bottom: 14px;
}

.step-title {
    font-size: 15.5px;
    font-weight: 700;
    color: var(--fg);
    margin-bottom: 6px;
}

.step-text {
    font-size: 13.5px;
    line-height: 1.6;
    color: var(--fg-muted);
}

@media (max-width: 1024px) {
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
    .steps-grid { grid-template-columns: 1fr; }
}

/* ============================================ */
/* SECURITY */
/* ============================================ */

.security {
    background:
        radial-gradient(ellipse at 100% 50%, rgba(48, 214, 232, 0.05) 0%, transparent 55%);
}

.security-content {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 64px;
    align-items: center;
}

.security-text {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.security-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin-top: 12px;
}

.security-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.security-list li > i {
    font-size: 24px;
    color: var(--accent-bright);
    background: var(--accent-glow);
    border: 1px solid rgba(149, 128, 255, 0.3);
    border-radius: 12px;
    padding: 10px;
    flex-shrink: 0;
}

.security-list strong {
    display: block;
    font-size: 15.5px;
    color: var(--fg);
    margin-bottom: 2px;
}

.security-list span {
    font-size: 14px;
    line-height: 1.6;
    color: var(--fg-muted);
}

/* Diagram */
.security-diagram {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.diagram-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 36px;
    background: var(--bg-raised);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: 700;
    color: var(--fg);
    width: 100%;
    max-width: 260px;
}

.diagram-node i {
    font-size: 30px;
    color: var(--accent-bright);
}

.diagram-node.server {
    border-color: rgba(149, 128, 255, 0.5);
}

.diagram-link {
    position: relative;
    width: 2px;
    height: 58px;
    background: linear-gradient(180deg, var(--accent), var(--cyan));
    opacity: 0.7;
}

.diagram-label {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    font-size: 12px;
    font-weight: 700;
    color: var(--fg-muted);
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 4px 12px;
    border-radius: 999px;
}

.diagram-label i { color: var(--success); font-size: 14px; }

@media (max-width: 1024px) {
    .security-content { grid-template-columns: 1fr; gap: 48px; }
}

/* ============================================ */
/* FAQ */
/* ============================================ */

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.faq-item[open] {
    border-color: rgba(149, 128, 255, 0.4);
}

.faq-item summary {
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 700;
    color: var(--fg);
    cursor: pointer;
    list-style: none;
    position: relative;
    padding-right: 48px;
    user-select: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 22px;
    font-weight: 400;
    color: var(--accent);
    transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-item p {
    padding: 0 22px 20px;
    font-size: 14.5px;
    line-height: 1.7;
    color: var(--fg-muted);
}