/* ============================================
   Choknamchai61 — Custom Styles
   Font: DM Sans (via Google Fonts)
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Sarabun', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ---- Header: transparent by default, white on scroll ---- */
#site-header {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

/* When scrolled, white background with blur and shadow */
#site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ---- Header text colors ---- */
/* Default: white text (on transparent/hero) */
#site-header .text-white {
    color: #ffffff;
}

/* When scrolled: dark text */
#site-header.scrolled .text-white {
    color: #1a1a1a;
}

/* Nav links default: white */
#site-header nav a {
    color: #ffffff;
}

/* Nav links on scroll: dark */
#site-header.scrolled nav a {
    color: #1a1a1a;
}

/* Nav links hover: always amber */
#site-header nav a:hover {
    color: #f59e0b;
}

/* Mobile toggle icon: white by default */
#site-header .mobile-toggle svg,
#site-header .md\\:hidden svg { /* also target the button's direct svg */
    stroke: #ffffff;
}

/* Mobile toggle on scroll: dark */
#site-header.scrolled .mobile-toggle svg,
#site-header.scrolled .md\\:hidden svg {
    stroke: #1a1a1a;
}

/* ---- Mobile menu ---- */
#mobile-menu {
    transition: all 0.3s ease;
}

#mobile-menu.open {
    display: block;
}

/* ---- Smooth card hover ---- */
.service-card,
.feature-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover,
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

/* ---- Button overrides (Tailwind complement) ---- */
.btn-amber {
    background-color: #f59e0b;
    color: #fff;
    transition: background-color 0.2s;
}

.btn-amber:hover {
    background-color: #d97706;
}

/* ---- Lucide icon sizing ---- */
.lucide {
    width: 1.25rem;
    height: 1.25rem;
    stroke-width: 1.75;
}

/* ---- Footer phone/address icons (keep emoji for simplicity) ---- */
.footer-contact span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* ---- Responsive tweaks ---- */
@media (max-width: 640px) {
    .hero-title {
        font-size: 1.75rem;
    }
    .hero-sub {
        font-size: 0.95rem;
    }
}

/* ---- Placeholder for map (SVG placeholder) ---- */
.map-placeholder svg {
    display: inline-block;
    vertical-align: middle;
}

/* ---- Utility: border-amber on hover for nav ---- */
.nav-link-active {
    border-bottom-color: #f59e0b;
}

/* ---- Ensure images don't overflow ---- */
img {
    max-width: 100%;
    height: auto;
}