/* ===== Simplicity-First Custom Styles ===== */

/* --- Scroll Animation --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays for child elements */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* --- Fade-in keyframes --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* --- Navbar --- */
.nav-scrolled {
    background-color: rgba(26, 26, 26, 0.95) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid #333333;
}

/* --- Diamond decorative element --- */
.diamond {
    width: 12px;
    height: 12px;
    background-color: #E31B23;
    transform: rotate(45deg);
    display: inline-block;
    flex-shrink: 0;
}

.diamond-lg {
    width: 20px;
    height: 20px;
}

/* --- Geometric background pattern --- */
.hero-pattern {
    background-image:
        linear-gradient(rgba(227, 27, 35, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(227, 27, 35, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* --- Card hover effects --- */
.card-hover {
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-4px);
    border-color: #E31B23;
    box-shadow: 0 8px 30px rgba(227, 27, 35, 0.1);
}

/* --- Accent line --- */
.accent-line {
    width: 60px;
    height: 3px;
    background-color: #E31B23;
}

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

.menu-open .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-open .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* --- Mobile menu overlay --- */
.mobile-menu {
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-menu.is-open {
    transform: translateX(0);
}

/* --- Accordion --- */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.accordion-content.is-open {
    max-height: 2000px;
}

.accordion-trigger[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
}

.accordion-icon {
    transition: transform 0.3s ease;
}

/* --- Custom scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0a0a0a;
}

::-webkit-scrollbar-thumb {
    background: #333333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555555;
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: #333333 #0a0a0a;
}

/* --- Focus styles --- */
*:focus-visible {
    outline: 2px solid #E31B23;
    outline-offset: 2px;
}

/* --- Selection --- */
::selection {
    background-color: rgba(227, 27, 35, 0.3);
    color: #ffffff;
}

/* --- Print styles --- */
@media print {
    nav, .mobile-menu, footer {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .hero-pattern {
        background-image: none !important;
    }

    section {
        page-break-inside: avoid;
    }
}