/* ==========================================================================
   Layout: wrapper, header, footer, containers
   ========================================================================== */

/* Layout wrapper */

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main {
    flex: 1 0 auto;
    color: #e5e7eb;
}

.footer {
    flex-shrink: 0;
}

/* Container utility */

.site-header-inner,
.footer-inner,
.hero-inner,
.section,
.section-cta-inner {
    max-width: 1348px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Body state when mobile nav is open */

body.nav-open {
    overflow: hidden;
}

body.nav-open::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.72);
    z-index: 50;
    pointer-events: auto;
}

/* ------------------------------
   Header / Navigation
   ------------------------------ */

.site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    backdrop-filter: blur(12px);
    background: linear-gradient(
        to bottom,
        rgba(15, 23, 42, 0.92),
        rgba(15, 23, 42, 0.85),
        transparent
    );
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    transition:
        background-color 0.2s ease-out,
        border-color 0.2s ease-out,
        box-shadow 0.2s ease-out;
}

.site-header.is-scrolled {
    background: rgba(15, 23, 42, 0.96);
    border-bottom-color: rgba(148, 163, 184, 0.35);
    box-shadow: 0 14px 40px rgba(15, 23, 42, 0.9);
}

.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    height: 72px;
}

/* Logo */

.logo {
    display: flex;
    align-items: center;
}

.logo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.85rem;
    color: #f9fafb;
}

.logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.05rem;
    background: radial-gradient(circle at 20% 0%, #fbbf24 0, #f97316 30%, #dc2626 80%);
    color: #020617;
    box-shadow:
        0 0 0 1px rgba(15, 23, 42, 0.4),
        0 12px 30px rgba(248, 250, 252, 0.15);
}

.logo-text {
    display: inline-flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-sub {
    text-transform: none;
    letter-spacing: 0.04em;
    font-size: 0.75rem;
    font-weight: 400;
    color: #9ca3af;
}

/* Nav */

.nav {
    flex: 1 0 auto;
}

.nav-list {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.4rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    font-size: 0.9rem;
    color: #e5e7eb;
    padding: 0.35rem 0;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    font-weight: 500;
    opacity: 0.9;
    transition:
        opacity 0.18s ease-out,
        transform 0.18s ease-out;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -0.2rem;
    height: 1px;
    background: linear-gradient(90deg, #fbbf24, #f97316);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.18s ease-out;
}

.nav-item.is-active .nav-link,
.nav-link:hover {
    opacity: 1;
    transform: translateY(-1px);
}

.nav-item.is-active .nav-link::after,
.nav-link:hover::after {
    transform: scaleX(1);
}

/* CTA nav link */

.nav-cta {
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(249, 250, 251, 0.35);
    background: radial-gradient(circle at top, rgba(251, 191, 36, 0.13), transparent);
    box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.12);
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    border-color: rgba(251, 191, 36, 0.75);
    box-shadow:
        0 0 0 1px rgba(251, 191, 36, 0.4),
        0 10px 35px rgba(251, 191, 36, 0.25);
}

/* Header actions */

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Lang switcher */

.lang-switcher {
    font-size: 0.78rem;
}

.lang-list {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.lang-item {
    border-radius: 999px;
    border: 1px solid transparent;
    background: rgba(15, 23, 42, 0.9);
}

.lang-item.is-active {
    border-color: rgba(251, 191, 36, 0.8);
    background: radial-gradient(circle at top, rgba(251, 191, 36, 0.15), rgba(15, 23, 42, 0.9));
}

.lang-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.24rem 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #e5e7eb;
}

/* Burger (mobile) */

.burger {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: rgba(15, 23, 42, 0.85);
    display: none; /* show on small screens */
    align-items: center;
    justify-content: center;
    padding: 0;
    cursor: pointer;
}

.burger-line {
    width: 16px;
    height: 2px;
    background: #e5e7eb;
    border-radius: 999px;
    display: block;
    position: relative;
}

.burger-line + .burger-line {
    margin-top: 4px;
}

/* ------------------------------
   Footer
   ------------------------------ */

.footer {
    border-top: 1px solid rgba(148, 163, 184, 0.35);
    background: radial-gradient(circle at top, #020617, #000);
    padding: 1.4rem 0 1.6rem;
}

.footer-inner {
    max-width: 1348px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.85rem;
    color: #9ca3af;
}

.footer-brand {
    margin: 0;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1rem;
}

.footer-link {
    color: #9ca3af;
    font-size: 0.82rem;
}

.footer-link:hover {
    color: #e5e7eb;
}

/* ------------------------------
   Error pages – 404
   ------------------------------ */

.page-404 {
    padding: 3rem 1.5rem 4rem;
}

.page-404-inner {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
    border-radius: 1.6rem;
    padding: 2rem 1.8rem 2.2rem;
    border: 1px solid rgba(15, 23, 42, 1);
    background:
        radial-gradient(circle at 0 0, rgba(251, 191, 36, 0.12), transparent 48%),
        radial-gradient(circle at 100% 100%, rgba(56, 189, 248, 0.18), transparent 52%),
        linear-gradient(135deg, rgba(15, 23, 42, 0.99), #020617);
    box-shadow:
        0 22px 60px rgba(15, 23, 42, 0.95),
        inset 0 0 0 1px rgba(15, 23, 42, 0.9);
}

.page-404-label {
    margin: 0 0 0.6rem;
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(148, 163, 184, 0.96);
}

.page-404-title {
    margin: 0 0 0.9rem;
    font-size: clamp(2rem, 3vw, 2.5rem);
    line-height: 1.2;
}

.page-404-text {
    margin: 0 0 1.6rem;
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(209, 213, 219, 0.98);
}

.page-404-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    justify-content: center;
}

.page-404-links .btn {
    min-width: 0;
}

@media (max-width: 640px) {
    .page-404 {
        padding-inline: 1rem;
        padding-top: 2.5rem;
    }

    .page-404-inner {
        padding-inline: 1.3rem;
        padding-top: 1.7rem;
        padding-bottom: 1.9rem;
        border-radius: 1.2rem;
    }
}

/* ------------------------------
   Responsive (layout global)
   ------------------------------ */

@media (max-width: 900px) {
    .site-header-inner {
        height: 68px;
    }

    /* Header mai opac pe mobil */
    .site-header {
        background: rgba(15, 23, 42, 0.96);
        border-bottom-color: rgba(148, 163, 184, 0.35);
    }

    /* Mobile nav dropdown */
    .nav {
        position: fixed;
        top: 68px; /* match .site-header-inner height on mobile */
        left: 0;
        right: 0;
        z-index: 70;
        transform: translateY(-120%);
        opacity: 0;
        pointer-events: none;
        transition:
            transform 0.22s ease-out,
            opacity 0.22s ease-out;
        background:
            radial-gradient(circle at 0 0, rgba(251, 191, 36, 0.14), transparent 46%),
            linear-gradient(to bottom, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.96));
        border-bottom: 1px solid rgba(148, 163, 184, 0.35);
        box-shadow: 0 22px 48px rgba(15, 23, 42, 0.95);
    }

    .nav.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        max-width: 1348px;
        margin: 0 auto;
        padding: 0.8rem 1.5rem 1.3rem;
        gap: 0.4rem;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: 0.55rem 0;
    }

    .nav-link::after {
        left: 0;
        right: auto;
        width: 100%;
    }

    /* Nu mai ridicăm linkul pe hover pe mobil (să fie stabil) */
    .nav-item.is-active .nav-link,
    .nav-link:hover {
        transform: translateY(0);
    }

    .burger {
        display: inline-flex;
    }
}

@media (max-width: 640px) {
    .site-header-inner,
    .footer-inner {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }
}