:root {
    --navy: #0f172a;
    --accent: #CE5457;
    --accent-hover: #b83c3f;
    --concrete: #f1f5f9;
    --bg-light: #f1f5f9;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--concrete);
    color: var(--navy);
    overflow-x: hidden;
}

/* ── Buttons ── */
.btn-main {
    background-color: var(--navy);
    color: #fff;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    border: none;
}
.btn-main:hover {
    background-color: #1e293b;
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -10px rgba(15, 23, 42, 0.3);
}

.btn-accent {
    background-color: var(--accent);
    color: #fff;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    border: none;
}
.btn-accent:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -10px rgba(206, 84, 87, 0.4);
}

/* ── Price table ── */
.price-row {
    transition: all 0.3s ease;
    border-bottom: 1px solid #e2e8f0;
}
.price-row:hover {
    background-color: #f8fafc;
    box-shadow: 0 10px 40px -15px rgba(15, 23, 42, 0.1);
    transform: scale(1.005);
    z-index: 10;
}

/* ── Scrollbar ── */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* ── Reveal animation ── */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
}

/* ── Smooth scroll anchor offset ── */
.scroll-target {
    scroll-margin-top: 80px;
}

#price-body {
    transition: opacity 0.2s ease-in-out;
}


/* ── Preloader ── */
#preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}
.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(0,0,0,0.1);
    border-left-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}