/* ===== Custom Styles for Tea2Go (Water4U) ===== */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Navbar transition */
#navbar {
    transition: background-color 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

#navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(10, 22, 40, 0.08);
}

/* Mobile menu animation */
.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#mobileMenu.open .menu-line:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
}

#mobileMenu.open .menu-line:nth-child(2) {
    opacity: 0;
}

#mobileMenu.open .menu-line:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
    width: 1.5rem;
}

/* Mobile link transitions */
.mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(10, 22, 40, 0.06);
}

.mobile-link:last-child {
    border-bottom: none;
}

/* Scroll reveal animations */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
    opacity: 0;
    transform: translateY(30px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: none;
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #C8A84E;
    outline-offset: 2px;
}

/* Selection color */
::selection {
    background-color: rgba(200, 168, 78, 0.25);
    color: #0A1628;
}

/* Image loading placeholder */
img {
    background-color: #f1f5f9;
}

/* Subtle gradient border on cards */
.group:hover {
    border-color: rgba(200, 168, 78, 0.2);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #1e3a6b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #0f2140;
}

/* Input autofill styling */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px white inset !important;
}