/* ============================================================
   LAYOUT.CSS — Container, Navbar, Footer, Page Wrappers
   ============================================================ */

/* ── Container ── */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(16px, 4vw, 32px);
}

.container--narrow {
    max-width: 860px;
}

.container--mid {
    max-width: 1000px;
}

/* ── SPA Page Visibility ── */

.page {
    display: none;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

.page.active {
    display: flex;
}

/* ── Particles Canvas ── */

#particles-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.38;
}

/* ── Navbar ── */

#navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(31, 41, 55, 0.96);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    padding: 13px 0;
    flex-shrink: 0;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.35rem;
    color: var(--text);
    transition: color 0.2s;
    flex-shrink: 0;
}

.nav-logo:hover {
    color: var(--blue);
}

.nav-logo img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-wrap: nowrap;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 7px 11px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text2);
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--blue-light);
    background: rgba(6, 71, 224, 0.1);
}

.nav-link svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* ── Hamburger ── */

.hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    padding: 4px;
    border-radius: 8px;
    transition: background 0.2s;
}

.hamburger:hover {
    background: var(--bg3);
}

.hamburger svg {
    width: 24px;
    height: 24px;
    display: block;
}

/* ── Mobile Nav Overlay ── */

#mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0, 0, 0, 0.72);
    backdrop-filter: blur(4px);
}

#mobile-nav.open {
    display: flex;
}

.mobile-nav-panel {
    background: var(--bg2);
    width: min(300px, 85vw);
    height: 100%;
    padding: 20px 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    border-right: 1px solid var(--border);
    animation: slideIn 0.25s ease;
    overflow-y: auto;
}

.mobile-nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text);
    margin-bottom: 8px;
    padding: 0 6px 16px;
    border-bottom: 1px solid var(--border);
}

.mobile-nav-logo img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
}

.mobile-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--bg3);
    border: none;
    color: var(--text3);
    font-size: 1rem;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.mobile-close:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 12px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text2);
    transition: all 0.2s;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--blue-light);
    background: rgba(6, 71, 224, 0.12);
}

.mobile-nav-link svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ── Section Header ── */

.section-header {
    text-align: center;
    margin-bottom: 52px;
}

/* ── Footer ── */

footer {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    padding: 32px 0;
    margin-top: auto;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    color: var(--text2);
}

.footer-brand img {
    width: 26px;
    height: 26px;
    border-radius: 50%;
}

.footer-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-link {
    font-size: 0.8rem;
    color: var(--text3);
    transition: color 0.2s;
}

.footer-link:hover {
    color: var(--blue-light);
}

.footer-socials {
    display: flex;
    gap: 10px;
}

.footer-social {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    background: var(--bg3);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text3);
    transition: all 0.25s;
}

.footer-social:hover {
    background: rgba(6, 71, 224, 0.15);
    border-color: var(--blue);
    color: var(--blue-light);
    transform: translateY(-2px);
}

.footer-social svg {
    width: 16px;
    height: 16px;
}

.footer-bottom {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-copy {
    color: var(--text3);
    font-size: 0.78rem;
}