/* Black Horse International — shared custom styles
   Design system: Obsidian & Gold Premium Stealth */

body {
    background-color: #0b0b0b;
    color: #dfe3e7;
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ---------- Gradient overlays ---------- */

.luxury-gradient-overlay {
    background: linear-gradient(180deg, rgba(11, 11, 11, 0.4) 0%, rgba(11, 11, 11, 0.92) 100%);
}

.text-glow {
    text-shadow: 0 0 15px rgba(234, 193, 102, 0.3);
}

/* ---------- Cards ---------- */

.glass-card {
    background: rgba(28, 28, 28, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(47, 47, 47, 0.5);
    transition: border-color 0.3s ease;
}

.glass-card:hover {
    border-color: #c8a24a;
}

.gold-border-hover {
    transition: border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.group:hover .gold-border-hover {
    border-color: #eac166;
}

.gold-border-focus:focus-within {
    border-color: #c8a24a;
}

/* ---------- Image hover zoom ---------- */

.image-zoom-hover {
    transition: transform 1.2s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.group:hover .image-zoom-hover {
    transform: scale(1.08);
}

/* ---------- Scroll reveal ---------- */

.reveal-up {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.reveal-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Material Symbols ---------- */

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
    color: #eac166;
}

/* ---------- Hero background slow pulse ---------- */

@keyframes pulse-slow {
    0%, 100% { transform: scale(1.05); }
    50% { transform: scale(1.1); }
}

.animate-pulse-slow {
    animation: pulse-slow 10s ease-in-out infinite;
}

/* ---------- Hide scrollbar (horizontal scroll sections) ---------- */

.scrollbar-hide::-webkit-scrollbar { display: none; }
.scrollbar-hide {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* ---------- Custom page scrollbar ---------- */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #0b0b0b; }
::-webkit-scrollbar-thumb { background: #313539; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #eac166; }

/* ---------- Nav scroll state ---------- */

.nav-scrolled {
    background-color: rgba(15, 20, 23, 0.92) !important;
}

/* ---------- Procurement cycle step cards ---------- */

.step-ghost-num {
    position: absolute;
    top: 6px;
    right: 14px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 92px;
    line-height: 1;
    font-weight: 700;
    color: transparent;
    -webkit-text-stroke: 1px rgba(234, 193, 102, 0.30);
    transition: color 0.5s ease, transform 0.5s ease, -webkit-text-stroke 0.5s ease;
    user-select: none;
    pointer-events: none;
    z-index: 0;
}

.step-card:hover .step-ghost-num {
    color: rgba(234, 193, 102, 0.85);
    -webkit-text-stroke: 1px rgba(234, 193, 102, 0);
    transform: translateY(-4px);
}

.step-card { transition: transform 0.4s ease, border-color 0.3s ease; }
.step-card:hover { transform: translateY(-6px); }

/* ---------- FAQ accordion ---------- */
details.faq-item[open] .faq-chevron { transform: rotate(180deg); }
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item[open] { border-color: rgba(234, 193, 102, 0.4); }