/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { overflow-x: hidden; }

/* ── Buttons ── */
.btn-emerald {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(5, 150, 105, 0.3);
}
.btn-emerald:hover {
    box-shadow: 0 8px 30px rgba(5, 150, 105, 0.4);
    transform: translateY(-2px);
}

.btn-emerald-light {
    background: linear-gradient(135deg, #fff 0%, #f0fdf4 100%);
    color: #065f46;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.btn-emerald-light:hover {
    background: #fff;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    color: #065f46;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    border: 2px solid rgba(5, 150, 105, 0.3);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    text-decoration: none;
    font-weight: 500;
}
.btn-outline:hover {
    background: #fff;
    border-color: #059669;
    box-shadow: 0 4px 15px rgba(5, 150, 105, 0.15);
}

/* ── Header scroll state ── */
#header.scrolled {
    background: rgba(255, 252, 245, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(6, 78, 59, 0.08);
}
#header.scrolled .nav-link { color: #065f46; }

/* ── Menu cards ── */
.menu-card {
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.menu-card:hover {
    transform: translateY(-6px);
}

/* ── Animations ── */
@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-20px) scale(1.02); }
}
@keyframes float-delayed {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-15px) scale(1.03); }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-float { animation: float 6s ease-in-out infinite; }
.animate-float-delayed { animation: float-delayed 8s ease-in-out infinite; }
.animate-fade-in-up { animation: fadeInUp 0.8s ease-out forwards; opacity: 0; }
.animate-fade-in-up-delay { animation: fadeInUp 0.8s ease-out 0.15s forwards; opacity: 0; }
.animate-fade-in-up-delayed { animation: fadeInUp 0.8s ease-out 0.3s forwards; opacity: 0; }
.animate-fade-in-up-delayed-more { animation: fadeInUp 0.8s ease-out 0.45s forwards; opacity: 0; }

/* ── Scroll reveal ── */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── Mobile menu ── */
.mobile-link {
    font-size: 1.5rem;
    font-family: 'Playfair Display', Georgia, serif;
}
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

/* ── Menu lines animation ── */
.menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Utility ── */
::selection { background: rgba(52, 211, 153, 0.3); }
</style>