/* ── Design tokens ── */
:root {
    --primary:        #3B9E7E;
    --primary-dark:   #2d7d63;
    --primary-darker: #1e5c48;
    --primary-light:  #6ec4a8;
    --primary-glow:   rgba(59, 158, 126, 0.25);
    --bg-main:        #f7fbf9;
    --text-main:      #1a2e25;
    --text-muted:     #5a7a6e;
    --border:         rgba(59, 158, 126, 0.18);
    --shadow:         rgba(30, 92, 72, 0.08);
}

/* ── Navbar shell ── */
.navbar {
    background: rgba(247, 251, 249, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow 0.3s ease;
    box-shadow: 0 2px 20px var(--shadow);
}
.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(30, 92, 72, 0.13);
}

/* ── Inner container ── */
.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* ── Brand ── */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-main);
    transition: transform 0.3s ease;
}
.navbar-brand:hover { transform: translateY(-2px); }

.brand-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    box-shadow: 0 6px 20px var(--primary-glow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}
.brand-icon::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
    transition: left 0.5s ease;
}
.navbar-brand:hover .brand-icon::before { left: 100%; }
.navbar-brand:hover .brand-icon {
    transform: scale(1.08);
    box-shadow: 0 10px 28px rgba(59,158,126,0.45);
}

.brand-text {
    font-family: 'Fredoka', sans-serif;
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

/* ── Desktop menu row ── */
.desktop-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    font-family: 'DM Sans', sans-serif;
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.6rem 1.1rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.9rem;
    transition: color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}
.nav-link:hover,
.nav-link.active {
    color: var(--primary-darker);
    background: rgba(59,158,126,0.1);
}

.cta-btn {
    font-family: 'DM Sans', sans-serif;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 0.65rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    box-shadow: 0 4px 14px var(--primary-glow);
    margin-left: 0.5rem;
    white-space: nowrap;
}
.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59,158,126,0.45);
}

/* ── Language Switcher ── */
.lang-switcher {
    position: relative;
    margin-right: 0.25rem;
}

.lang-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: rgba(59,158,126,0.08);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 0.55rem 0.85rem;
    color: var(--primary-darker);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    white-space: nowrap;
    user-select: none;
}
.lang-btn:hover {
    background: rgba(59,158,126,0.14);
    border-color: rgba(59,158,126,0.35);
    box-shadow: 0 2px 10px var(--primary-glow);
}
.lang-btn.open {
    background: rgba(59,158,126,0.14);
    border-color: var(--primary);
    box-shadow: 0 2px 10px var(--primary-glow);
}

.lang-chevron {
    font-size: 0.65rem;
    color: var(--primary);
    transition: transform 0.25s ease;
}
.lang-btn.open .lang-chevron {
    transform: rotate(180deg);
}

/* dropdown panel */
.lang-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 50%;
    transform: translateX(-50%);
    min-width: 160px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 1rem;
    box-shadow: 0 12px 40px rgba(30,92,72,0.14);
    overflow: hidden;
    z-index: 200;
    animation: dropIn 0.18s ease both;
}
@keyframes dropIn {
    from { opacity: 0; transform: translateX(-50%) translateY(-6px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.lang-dropdown.open {
    display: block;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1rem;
    text-decoration: none;
    color: var(--text-main);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.15s ease;
    border-bottom: 1px solid rgba(59,158,126,0.08);
}
.lang-option:last-child { border-bottom: none; }
.lang-option:hover {
    background: rgba(59,158,126,0.07);
    color: var(--primary-darker);
}
.lang-option.active {
    background: rgba(59,158,126,0.1);
    color: var(--primary-dark);
}
.lang-option.active .lang-code {
    color: var(--primary);
}

.lang-flag { font-size: 1.1rem; flex-shrink: 0; }
.lang-label { flex: 1; }
.lang-code {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    background: rgba(59,158,126,0.08);
    padding: 0.1rem 0.4rem;
    border-radius: 0.35rem;
}

/* ── Hamburger button ── */
.mobile-menu-button {
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(59,158,126,0.1);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 0.65rem 0.75rem;
    color: var(--text-main);
    cursor: pointer;
    font-size: 1.05rem;
    transition: background 0.2s ease;
    flex-shrink: 0;
}
.mobile-menu-button:hover { background: rgba(59,158,126,0.18); }

/* ── Mobile drawer ── */
.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.75rem 1.5rem 1.25rem;
    border-top: 1px solid var(--border);
    background: rgba(247,251,249,0.98);
    animation: slideDown 0.22s ease both;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}
.mobile-menu.open { display: flex; }

.mobile-menu .nav-link {
    padding: 0.75rem 1rem;
    border-radius: 0.75rem;
    font-size: 1rem;
}
.mobile-menu .cta-btn {
    margin-left: 0;
    margin-top: 0.25rem;
    justify-content: center;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    border-radius: 0.85rem;
}

/* mobile language row */
.mobile-lang-row {
    display: flex;
    gap: 0.5rem;
    padding: 0.5rem 0 0.25rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.25rem;
}
.mobile-lang-pill {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.55rem 0.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    text-decoration: none;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    background: transparent;
    transition: all 0.2s ease;
}
.mobile-lang-pill:hover {
    background: rgba(59,158,126,0.08);
    color: var(--primary-darker);
    border-color: rgba(59,158,126,0.3);
}
.mobile-lang-pill.active {
    background: rgba(59,158,126,0.12);
    color: var(--primary-dark);
    border-color: var(--primary);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .desktop-menu       { display: none; }
    .mobile-menu-button { display: flex; }
}