/* ─── navbar.css ────────────────────────────────────────────
   Place this file at:  wwwroot/css/navbar.css
   Reference in _Layout.cshtml via Url.Content("~/css/navbar.css")
   ─────────────────────────────────────────────────────────── */

:root {
    --blue-deep: #1a3a6e;
    --blue-mid: #2272b8;
    --blue-light: #5bb8f5;
    --blue-pale: #e8f5fe;
    --accent: #f7c948;
    --white: #ffffff;
    --nav-h: 72px;
    --nav-h-sm: 60px;
    --radius: 999px;
    --shadow: 0 4px 24px rgba(26, 58, 110, 0.14);
    --transition: 0.22s cubic-bezier(.4, 0, .2, 1);
}

/* ─── Navbar Shell ──────────────────────────────────────────── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    height: var(--nav-h);
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 2px solid rgba(91, 184, 245, 0.25);
    box-shadow: var(--shadow);
    transition: background var(--transition), box-shadow var(--transition);
}

    .navbar.scrolled {
        background: rgba(255, 255, 255, 0.97);
        box-shadow: 0 6px 32px rgba(26, 58, 110, 0.18);
    }

.nav-inner {
    max-width: 1180px;
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

/* ─── Logo ──────────────────────────────────────────────────── */
.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

    .nav-logo img {
        height: 48px;
        width: auto;
        display: block;
    }

/* ─── Desktop Links ─────────────────────────────────────────── */
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

    .nav-links a {
        position: relative;
        display: block;
        padding: 8px 14px;
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--blue-deep);
        text-decoration: none;
        border-radius: 8px;
        transition: color var(--transition), background var(--transition);
        white-space: nowrap;
    }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--blue-light);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: center;
            transition: transform var(--transition);
        }

        .nav-links a:hover {
            color: var(--blue-mid);
            background: var(--blue-pale);
        }

            .nav-links a:hover::after {
                transform: scaleX(1);
            }

/* ─── CTA Button ────────────────────────────────────────────── */
.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 22px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--blue-deep);
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(247, 201, 72, 0.45);
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

    .btn-cta:hover {
        background: #ffd84a;
        transform: translateY(-2px) scale(1.03);
        box-shadow: 0 8px 22px rgba(247, 201, 72, 0.55);
    }

    .btn-cta:active {
        transform: translateY(0) scale(0.98);
    }

    .btn-cta svg {
        flex-shrink: 0;
    }

/* ─── Hamburger ─────────────────────────────────────────────── */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    background: var(--blue-pale);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    padding: 0;
    transition: background var(--transition);
}

    .nav-toggle:hover {
        background: #d0ebfa;
    }

    .nav-toggle span {
        display: block;
        width: 22px;
        height: 2.5px;
        background: var(--blue-deep);
        border-radius: 2px;
        transition: transform var(--transition), opacity var(--transition);
        transform-origin: center;
    }

    .nav-toggle.open span:nth-child(1) {
        transform: translateY(7.5px) rotate(45deg);
    }

    .nav-toggle.open span:nth-child(2) {
        opacity: 0;
        transform: scaleX(0);
    }

    .nav-toggle.open span:nth-child(3) {
        transform: translateY(-7.5px) rotate(-45deg);
    }

/* ─── Mobile Drawer ─────────────────────────────────────────── */
.nav-drawer {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    padding: 28px 24px 40px;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
    transform: translateY(-16px);
    opacity: 0;
    transition: transform var(--transition), opacity var(--transition);
    pointer-events: none;
    z-index: 999;
}

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

    .nav-drawer a {
        display: block;
        padding: 14px 18px;
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--blue-deep);
        text-decoration: none;
        border-radius: 12px;
        transition: background var(--transition), color var(--transition);
    }

        .nav-drawer a:hover {
            background: var(--blue-pale);
            color: var(--blue-mid);
        }

    .nav-drawer .btn-cta {
        margin-top: 12px;
        justify-content: center;
        padding: 15px 22px;
        font-size: 1.05rem;
        border-radius: 14px;
    }

.drawer-divider {
    height: 1px;
    background: rgba(91, 184, 245, 0.25);
    margin: 8px 0;
    border: none;
}

/* ─── Responsive Breakpoint ─────────────────────────────────── */
@media (max-width: 820px) {
    .nav-links,
    .nav-inner > .btn-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-drawer {
        display: flex;
        top: var(--nav-h-sm);
    }

    .navbar {
        height: var(--nav-h-sm);
    }

    .nav-logo img {
        height: 40px;
    }
}