/* ============================================================
   TITO.TRADE – COMPONENTS (Nav, Buttons, Cards, Footer)
   ============================================================ */

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1100; /* über dem Mobile-Overlay (1050) – Burger bleibt klickbar */
    transition: transform 0.35s var(--ease-out);
}
body.nav-menu-open { overflow: hidden; }
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 1.1rem;
    transition: padding 0.35s var(--ease-out);
}
.nav.is-scrolled { background: rgba(0, 0, 0, 0.65); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--color-border); }
.nav.is-scrolled .nav-inner { padding-block: 0.7rem; }

.nav-logo {
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: var(--tracking-tight);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.nav-logo .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--color-accent); box-shadow: var(--glow-accent); }

.nav-links { display: flex; gap: 2rem; align-items: center; list-style: none; margin: 0; padding: 0; }

.nav-link {
    position: relative;
    font-size: var(--fs-small);
    color: var(--color-text-muted);
    transition: color 0.25s;
    padding-block: 0.35rem;
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0; bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.35s var(--ease-out);
}
.nav-link:hover, .nav-link.is-active { color: var(--color-text); }
.nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); transform-origin: left; }

/* Sprachumschaltung */
.lang-toggle {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: var(--fs-tiny);
    font-weight: 600;
    letter-spacing: 0.08em;
    padding: 0.3rem 0.65rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: color 0.25s, border-color 0.25s, background-color 0.25s;
}
.lang-toggle:hover { color: var(--color-text); border-color: var(--color-border-strong); }

/* Burger */
.nav-burger {
    display: none;
    background: none;
    border: 0;
    padding: 0.5rem;
    cursor: pointer;
    z-index: 1100;
}
.nav-burger span {
    display: block;
    width: 22px; height: 2px;
    background: var(--color-text);
    margin: 5px 0;
    border-radius: 2px;
    transition: transform 0.35s var(--ease-out), opacity 0.25s;
}
.nav-menu-open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-menu-open .nav-burger span:nth-child(2) { opacity: 0; }
.nav-menu-open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Overlay-Menü */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 1050;
    background: #000000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--container-pad);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease-smooth), visibility 0s linear 0.4s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; transition: opacity 0.4s var(--ease-smooth); }
.mobile-menu::before {
    content: "";
    position: absolute;
    inset: -20%;
    background: radial-gradient(600px circle at 50% 18%, rgba(251, 255, 255, 0.05), transparent 60%);
    pointer-events: none;
}

.mobile-menu a {
    font-family: var(--font-display);
    font-size: clamp(2rem, 9vw, 3rem);
    font-weight: 700;
    letter-spacing: var(--tracking-tight);
    color: var(--color-text);
    padding-block: 0.4rem;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.45s var(--ease-out), transform 0.45s var(--ease-out), color 0.25s;
}
.mobile-menu.is-open .mobile-menu a { opacity: 1; transform: translateY(0); }
.mobile-menu a:hover { color: var(--color-accent); }
.mobile-menu .menu-social { margin-top: 2.5rem; display: flex; gap: 1.25rem; opacity: 0; transition: opacity 0.45s 0.25s; }
.mobile-menu.is-open .menu-social { opacity: 1; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1.6rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: var(--fs-small);
    border: 1px solid transparent;
    cursor: pointer;
    position: relative;
    transition: transform 0.3s var(--ease-out), background 0.3s, border-color 0.3s, box-shadow 0.3s, color 0.3s;
    will-change: transform;
}
.btn .arrow { transition: transform 0.3s var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary {
    background: var(--color-accent);
    color: #0b0d08;
}
.btn-primary:hover {
    box-shadow: var(--glow-accent);
    transform: translateY(-2px) scale(var(--hover-lift, 1.02));
    background: var(--color-accent-strong);
}

.btn-ghost {
    background: var(--color-surface);
    border-color: var(--color-border);
    color: var(--color-text);
}
.btn-ghost:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-border-strong);
    transform: translateY(-2px);
}

/* GitHub-Icon im Ghost-Button */
.btn svg { width: 18px; height: 18px; fill: currentColor; flex: none; }

/* ---------- Bento Projektkarten ---------- */
.bento {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-gap);
}
.project-card {
    grid-column: span 2;
    position: relative;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    background: var(--color-surface);
    padding: clamp(1.5rem, 3vw, 2.25rem);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    transition: transform 0.45s var(--ease-out), border-color 0.45s, background 0.45s, box-shadow 0.45s;
    will-change: transform;
}
.project-card.size-large { grid-column: span 3; min-height: 280px; }
.project-card.size-wide  { grid-column: span 4; }
.project-card.size-normal { grid-column: span 1; min-height: 280px; padding: 1.5rem; }
.project-card::before {
    /* Spotlight-Glow der dem Cursor folgt */
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(400px circle at var(--card-mx, 50%) var(--card-my, 50%), rgba(255, 255, 255, 0.05), transparent 65%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}
.project-card:hover { transform: translateY(-4px); border-color: var(--color-border-strong); background: var(--color-surface-hover); }
.project-card:hover::before { opacity: 1; }

.project-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-medium);
    background: var(--color-surface-hover);
    border: 1px solid var(--color-border);
    display: grid;
    place-items: center;
    font-size: 1.5rem;
    color: var(--color-accent);
    transition: transform 0.4s var(--ease-out);
}
.project-card:hover .project-icon { transform: scale(1.08) rotate(-3deg); }

.project-name { font-size: var(--fs-h2); margin-top: auto; }
.project-desc { color: var(--color-text-muted); font-size: var(--fs-small); max-width: 46ch; }

.project-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
    font-size: var(--fs-tiny);
    padding: 0.25rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    color: var(--color-text-muted);
}

.project-status {
    position: absolute;
    top: clamp(1.5rem, 3vw, 2.25rem);
    right: clamp(1.5rem, 3vw, 2.25rem);
    font-size: var(--fs-tiny);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.project-status::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 8px var(--color-accent);
}

.project-links { display: flex; gap: 1rem; opacity: 0.85; transition: opacity 0.3s; }
.project-card:hover .project-links { opacity: 1; }
.project-links a {
    font-size: var(--fs-tiny);
    font-weight: 600;
    color: var(--color-text);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border-bottom: 1px solid var(--color-border-strong);
    padding-bottom: 0.15rem;
    transition: color 0.25s, border-color 0.25s;
}
.project-links a:hover { color: var(--color-accent); border-color: var(--color-accent); }

/* ---------- GitHub Repos ---------- */
.repo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-gap); margin-top: 2.5rem; }
.repo-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    background: var(--color-surface);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: transform 0.35s var(--ease-out), border-color 0.35s, background 0.35s;
}
.repo-card:hover { transform: translateY(-3px); border-color: var(--color-border-strong); background: var(--color-surface-hover); }
.repo-name {
    font-weight: 600;
    font-size: var(--fs-small);
    color: var(--color-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.repo-desc {
    font-size: var(--fs-tiny);
    color: var(--color-text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.1em;
}
.repo-meta {
    margin-top: auto;
    padding-top: 0.75rem;
    display: flex;
    gap: 1rem;
    font-size: var(--fs-tiny);
    color: var(--color-text-faint);
}
.repo-meta .lang::before {
    content: "";
    display: inline-block;
    width: 9px; height: 9px;
    border-radius: 50%;
    background: var(--color-accent);
    margin-right: 0.35rem;
    opacity: 0.8;
}
.repo-card.is-loading { min-height: 150px; }

/* ---------- Skills ---------- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-gap);
}
.skill-group {
    border-top: 1px solid var(--color-border-strong);
    padding-top: 1.25rem;
}
.skill-group h3 {
    font-size: var(--fs-tiny);
    letter-spacing: var(--tracking-wide);
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 0.9rem;
    font-weight: 600;
}
.skill-items { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-item {
    font-size: var(--fs-small);
    color: var(--color-text-muted);
    transition: color 0.25s;
}
.skill-item:not(:last-child)::after { content: "·"; margin-left: 0.75rem; color: var(--color-text-faint); }
.skill-item:hover { color: var(--color-text); }

/* ---------- Footer ---------- */
.footer {
    border-top: 1px solid var(--color-border);
    padding-block: 2.5rem;
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.footer-brand { font-weight: 700; letter-spacing: var(--tracking-tight); }
.footer-role { font-size: var(--fs-tiny); color: var(--color-text-faint); }
.footer-legal { display: flex; gap: 1.5rem; font-size: var(--fs-small); }
.footer-legal a { color: var(--color-text-muted); position: relative; transition: color 0.25s; }
.footer-legal a::after { content: ""; position: absolute; left: 0; bottom: -3px; width: 100%; height: 1px; background: var(--color-accent); transform: scaleX(0); transform-origin: right; transition: transform 0.3s var(--ease-out); }
.footer-legal a:hover { color: var(--color-text); }
.footer-legal a:hover::after { transform: scaleX(1); transform-origin: left; }

.footer-actions { display: inline-flex; align-items: center; gap: 1rem; }
.footer-refresh {
    width: 34px; height: 34px;
    display: inline-grid;
    place-items: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    color: var(--color-text-faint);
    font-size: 1.05rem;
    line-height: 1;
    cursor: pointer;
    transition: color 0.25s, border-color 0.25s, transform 0.45s var(--ease-out);
}
.footer-refresh:hover { color: var(--color-accent); border-color: var(--color-accent); transform: rotate(180deg); }

/* ---------- Update-Toast ---------- */
.update-toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1200;
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--color-surface-solid);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-medium);
    padding: 0.85rem 1.1rem;
    box-shadow: var(--shadow-large);
    font-size: var(--fs-small);
    color: var(--color-text);
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
    max-width: calc(100vw - 3rem);
}
.update-toast.is-visible { opacity: 1; transform: none; }
.update-toast .btn { padding: 0.5rem 1rem; white-space: nowrap; }

@media (max-width: 640px) {
    .update-toast { left: 1.25rem; right: 1.25rem; justify-content: space-between; }
}

/* no-motion: Menü sofort sichtbar */
html.no-motion .mobile-menu a { opacity: 1 !important; transform: none !important; }
html.no-motion .menu-social { opacity: 1 !important; }

/* ---------- GlowCursor-Layer (leuchtende Maus-Spur) ---------- */
.glow-cursor-layer {
    position: fixed;
    inset: 0;
    z-index: 9990; /* unter dem Cursor-Dot (9999), über Nav & Content */
    pointer-events: none;
    overflow: hidden;
}
.glow-cursor-layer canvas {
    position: absolute;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
    mix-blend-mode: screen;
    display: block;
}
@media (pointer: coarse), (hover: none) {
    .glow-cursor-layer { display: none !important; }
}
html.no-motion .glow-cursor-layer { display: none !important; }

/* ---------- Animierten-Cursor-Schalter (Navbar, oben links) ---------- */
.nav-left { display: flex; align-items: center; gap: 1.1rem; }

.cursor-toggle {
    padding: 0.3rem 0.65rem;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    color: var(--color-text-muted);
    font-size: var(--fs-tiny);
    font-weight: 700;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: color 0.25s, border-color 0.25s, background-color 0.25s;
}
.cursor-toggle:hover { color: var(--color-accent); border-color: var(--color-accent); }
.cursor-toggle.is-off { color: var(--color-text-faint); border-color: var(--color-border); background: transparent; }
.cursor-toggle .toggle-state { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em; }
@media (max-width: 720px) {
    .cursor-toggle { display: none; } /* Trail ist Desktop-only */
}

/* Cursor-Effekt ausgeschaltet (Footer-Toggle) */
html.cursor-off .glow-cursor-layer,
html.cursor-off .cursor-dot { display: none !important; }