/* ===========================================================
   Việt Phát Điện Lạnh — main stylesheet
   =========================================================== */

:root {
	--vpdl-primary: #0072bc;
	--vpdl-primary-dark: #00517f;
	--vpdl-accent: #00b4d8;
	--vpdl-dark: #0b1f2a;
	--vpdl-text: #2b3a42;
	--vpdl-muted: #6b7c85;
	--vpdl-bg-light: #f4f9fc;
	--vpdl-border: #e1e8ec;
	--vpdl-white: #ffffff;
	--vpdl-radius: 12px;
	--vpdl-shadow: 0 10px 30px rgba(11, 31, 42, 0.08);
	--vpdl-container: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	margin: 0;
	font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	color: var(--vpdl-text);
	background: var(--vpdl-white);
	line-height: 1.6;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0 0 .5em; color: var(--vpdl-dark); font-weight: 700; line-height: 1.25; }

.vpdl-container {
	max-width: var(--vpdl-container);
	margin: 0 auto;
	padding: 0 20px;
}

/* Buttons */
.vpdl-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 12px 24px;
	border-radius: 8px;
	font-weight: 600;
	font-size: 15px;
	border: 2px solid transparent;
	cursor: pointer;
	transition: all .2s ease;
}
.vpdl-btn-primary { background: var(--vpdl-primary); color: #fff; }
.vpdl-btn-primary:hover { background: var(--vpdl-primary-dark); }
.vpdl-btn-outline { background: transparent; border-color: rgba(255,255,255,.6); color: #fff; }
.vpdl-btn-outline:hover { background: rgba(255,255,255,.15); }
.vpdl-btn-lg { padding: 15px 30px; font-size: 16px; }
.vpdl-btn-block { display: flex; width: 100%; margin-top: 10px; }

/* Topbar */
.vpdl-topbar { background: var(--vpdl-dark); color: #cfe8f5; font-size: 13px; }
.vpdl-topbar-inner { display: flex; align-items: center; justify-content: space-between; padding: 8px 20px; gap: 12px; flex-wrap: wrap; }
.vpdl-hotline { font-weight: 700; color: #fff; }

/* Header */
.vpdl-header { position: sticky; top: 0; z-index: 100; background: #fff; box-shadow: 0 2px 12px rgba(11,31,42,.06); }
.vpdl-header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; gap: 20px; }
.vpdl-logo-text { font-size: 22px; font-weight: 800; color: var(--vpdl-primary); }
.vpdl-logo-text em { font-style: normal; color: var(--vpdl-dark); }
.vpdl-nav { flex: 1; }
.vpdl-menu { display: flex; gap: 28px; justify-content: center; }
.vpdl-menu a { font-weight: 600; font-size: 15px; color: var(--vpdl-text); padding: 8px 0; }
.vpdl-menu a:hover, .vpdl-menu li.current-menu-item > a { color: var(--vpdl-primary); }
.vpdl-header-cta { white-space: nowrap; }
.vpdl-menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.vpdl-menu-toggle span { width: 24px; height: 2px; background: var(--vpdl-dark); }

/* Hero */
.vpdl-hero {
	position: relative;
	background: linear-gradient(120deg, var(--vpdl-primary-dark), var(--vpdl-primary));
	background-size: cover;
	background-position: center;
	color: #fff;
	padding: 100px 0;
}
.vpdl-hero-overlay { position: absolute; inset: 0; background: rgba(6, 27, 41, .45); }
.vpdl-hero-inner { position: relative; max-width: 720px; text-align: left; }
.vpdl-hero h1 { color: #fff; font-size: 42px; margin-bottom: 18px; }
.vpdl-hero p { font-size: 18px; color: #e4f2f9; margin-bottom: 30px; }
.vpdl-hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Stats */
.vpdl-stats { background: var(--vpdl-dark); }
.vpdl-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 36px 20px; }
.vpdl-stat-item { text-align: center; color: #fff; }
.vpdl-stat-number { display: block; font-size: 32px; font-weight: 800; color: var(--vpdl-accent); }
.vpdl-stat-label { font-size: 14px; color: #cfe0e8; }

/* Sections */
.vpdl-section { padding: 70px 0; }
.vpdl-section-heading { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.vpdl-section-heading-light h2 { color: #fff; }
.vpdl-eyebrow { display: inline-block; color: var(--vpdl-primary); font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 10px; }
.vpdl-section-heading h2 { font-size: 30px; }
.vpdl-prose p { margin: 0 0 1em; color: var(--vpdl-text); }
.vpdl-prose ul, .vpdl-prose ol { padding-left: 20px; margin-bottom: 1em; }
.vpdl-prose img { border-radius: var(--vpdl-radius); margin: 1em 0; }

/* Intro / About */
.vpdl-intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.vpdl-intro-image img, .vpdl-image-placeholder { border-radius: var(--vpdl-radius); }
.vpdl-image-placeholder {
	background: var(--vpdl-bg-light);
	color: var(--vpdl-primary);
	display: flex; align-items: center; justify-content: center;
	min-height: 220px; font-weight: 700; font-size: 15px; text-align: center;
	border: 1px dashed var(--vpdl-border);
}
.vpdl-link-arrow { color: var(--vpdl-primary); font-weight: 700; display: inline-block; margin-top: 8px; }

/* Services grid */
.vpdl-services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.vpdl-service-card {
	background: #fff; border: 1px solid var(--vpdl-border); border-radius: var(--vpdl-radius);
	padding: 20px; display: flex; flex-direction: column; gap: 8px;
	box-shadow: var(--vpdl-shadow); transition: transform .2s ease;
}
.vpdl-service-card:hover { transform: translateY(-4px); }
.vpdl-service-thumb { border-radius: 8px; overflow: hidden; margin-bottom: 8px; aspect-ratio: 4/3; }
.vpdl-service-thumb img { width: 100%; height: 100%; object-fit: cover; }
.vpdl-service-card h3 { font-size: 18px; margin-bottom: 4px; }
.vpdl-service-card p { color: var(--vpdl-muted); font-size: 14px; margin: 0; }

/* Why us */
.vpdl-why-us { background: var(--vpdl-dark); color: #fff; }
.vpdl-why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.vpdl-why-item { text-align: center; }
.vpdl-why-icon { font-size: 32px; margin-bottom: 10px; }
.vpdl-why-item h3 { color: #fff; font-size: 17px; }
.vpdl-why-item p { color: #b9cdd8; font-size: 14px; margin: 0; }

/* Reviews */
.vpdl-reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.vpdl-reviews-grid-full { grid-template-columns: repeat(3, 1fr); }
.vpdl-review-card { background: var(--vpdl-bg-light); border-radius: var(--vpdl-radius); padding: 24px; }
.vpdl-review-stars { color: #f5a623; font-size: 16px; margin-bottom: 10px; }
.vpdl-review-content { font-style: italic; color: var(--vpdl-text); }
.vpdl-review-author { display: flex; align-items: center; gap: 10px; margin-top: 16px; }
.vpdl-review-author img { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; }
.vpdl-review-author strong { display: block; font-size: 14px; }
.vpdl-review-author span { font-size: 12px; color: var(--vpdl-muted); }

/* CTA */
.vpdl-cta { background: linear-gradient(120deg, var(--vpdl-primary), var(--vpdl-accent)); padding: 50px 0; }
.vpdl-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.vpdl-cta h2 { color: #fff; margin-bottom: 6px; font-size: 24px; }
.vpdl-cta p { color: #eaf7fc; margin: 0; }
.vpdl-cta .vpdl-btn-primary { background: #fff; color: var(--vpdl-primary-dark); }
.vpdl-cta .vpdl-btn-primary:hover { background: #eaf7fc; }

/* News */
.vpdl-news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.vpdl-news-card { background: #fff; border: 1px solid var(--vpdl-border); border-radius: var(--vpdl-radius); overflow: hidden; box-shadow: var(--vpdl-shadow); }
.vpdl-news-thumb { aspect-ratio: 16/10; overflow: hidden; }
.vpdl-news-thumb img { width: 100%; height: 100%; object-fit: cover; }
.vpdl-news-card h3, .vpdl-news-card p, .vpdl-news-date { padding: 0 18px; }
.vpdl-news-date { display: block; margin-top: 14px; font-size: 12px; color: var(--vpdl-muted); }
.vpdl-news-card h3 { font-size: 17px; margin: 6px 0; }
.vpdl-news-card p { color: var(--vpdl-muted); font-size: 14px; padding-bottom: 18px; }

/* Footer */
.vpdl-footer { background: var(--vpdl-dark); color: #cfe0e8; padding-top: 60px; }
.vpdl-footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.4fr 1fr; gap: 30px; padding-bottom: 40px; }
.vpdl-footer-logo { color: #fff; font-size: 20px; }
.vpdl-footer-logo em { font-style: normal; color: var(--vpdl-accent); }
.vpdl-footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.vpdl-footer ul li { margin-bottom: 10px; font-size: 14px; }
.vpdl-footer a:hover { color: var(--vpdl-accent); }
.vpdl-footer-contact li { display: flex; gap: 6px; }
.vpdl-footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; font-size: 13px; text-align: center; color: #8fa7b3; }

.vpdl-float-call {
	position: fixed; bottom: 24px; right: 24px; width: 56px; height: 56px; border-radius: 50%;
	background: var(--vpdl-primary); color: #fff; display: flex; align-items: center; justify-content: center;
	font-size: 24px; box-shadow: 0 8px 24px rgba(0,0,0,.25); z-index: 200; animation: vpdl-pulse 2s infinite;
}
@keyframes vpdl-pulse { 0%{box-shadow:0 0 0 0 rgba(0,114,188,.5);} 70%{box-shadow:0 0 0 14px rgba(0,114,188,0);} 100%{box-shadow:0 0 0 0 rgba(0,114,188,0);} }

/* Page header (banner for inner pages) */
.vpdl-page-header { background: var(--vpdl-bg-light); padding: 50px 0; border-bottom: 1px solid var(--vpdl-border); }
.vpdl-page-header h1 { font-size: 32px; margin-bottom: 8px; }
.vpdl-page-header p { color: var(--vpdl-muted); max-width: 640px; }
.vpdl-price-tag { display: inline-block; margin-top: 8px; background: var(--vpdl-primary); color: #fff; padding: 6px 14px; border-radius: 20px; font-weight: 700; font-size: 14px; }

/* Mission / timeline */
.vpdl-mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.vpdl-mission-card { background: var(--vpdl-bg-light); padding: 28px; border-radius: var(--vpdl-radius); }
.vpdl-timeline-list { max-width: 600px; margin: 0 auto; border-left: 3px solid var(--vpdl-primary); padding-left: 24px; }
.vpdl-timeline-list li { margin-bottom: 20px; }
.vpdl-timeline-year { display: inline-block; font-weight: 800; color: var(--vpdl-primary); margin-right: 10px; }

/* Price table */
.vpdl-price-block { margin-bottom: 44px; }
.vpdl-price-block h2 { font-size: 20px; margin-bottom: 16px; }
.vpdl-table-wrap { overflow-x: auto; border-radius: var(--vpdl-radius); border: 1px solid var(--vpdl-border); }
.vpdl-price-table { width: 100%; border-collapse: collapse; min-width: 480px; }
.vpdl-price-table th { background: var(--vpdl-primary); color: #fff; text-align: left; padding: 12px 16px; font-size: 14px; }
.vpdl-price-table td { padding: 12px 16px; border-bottom: 1px solid var(--vpdl-border); font-size: 14px; }
.vpdl-price-table tr:last-child td { border-bottom: none; }
.vpdl-price-table tr:nth-child(even) { background: var(--vpdl-bg-light); }
.vpdl-empty-note { color: var(--vpdl-muted); font-style: italic; }
.vpdl-note-box { background: #fff7e6; border: 1px solid #ffe3a3; padding: 16px 20px; border-radius: var(--vpdl-radius); color: #7a5a00; }

/* Contact page */
.vpdl-contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.vpdl-contact-list li { margin-bottom: 14px; font-size: 15px; }
.vpdl-map-embed { margin-top: 20px; border-radius: var(--vpdl-radius); overflow: hidden; }
.vpdl-map-embed iframe { width: 100%; height: 280px; border: 0; display: block; }
.vpdl-contact-form-wrap { background: var(--vpdl-bg-light); padding: 28px; border-radius: var(--vpdl-radius); }
.vpdl-form-row { margin-bottom: 16px; }
.vpdl-form-row label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
.vpdl-form-row input, .vpdl-form-row textarea {
	width: 100%; padding: 11px 14px; border: 1px solid var(--vpdl-border); border-radius: 8px;
	font-family: inherit; font-size: 14px;
}
.vpdl-form-row input:focus, .vpdl-form-row textarea:focus { outline: none; border-color: var(--vpdl-primary); }
.vpdl-alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; font-size: 14px; }
.vpdl-alert-success { background: #e7f8ee; color: #1c7d43; border: 1px solid #b8ecc9; }
.vpdl-alert-error { background: #fdecec; color: #b32424; border: 1px solid #f6c1c1; }

/* Service single */
.vpdl-service-single-grid { display: grid; grid-template-columns: 2.2fr 1fr; gap: 40px; align-items: start; }
.vpdl-service-single-thumb { border-radius: var(--vpdl-radius); overflow: hidden; margin-bottom: 24px; }
.vpdl-highlights { background: var(--vpdl-bg-light); border-radius: var(--vpdl-radius); padding: 22px 26px; margin: 26px 0; }
.vpdl-highlights ul li { margin-bottom: 8px; }
.vpdl-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 20px; }
.vpdl-gallery img { border-radius: 8px; aspect-ratio: 1/1; object-fit: cover; }
.vpdl-sidebar-card { background: var(--vpdl-bg-light); border-radius: var(--vpdl-radius); padding: 22px; margin-bottom: 20px; }
.vpdl-sidebar-list li { margin-bottom: 10px; font-weight: 600; }
.vpdl-sidebar-list a { color: var(--vpdl-primary); }

/* Blog layout */
.vpdl-blog-layout { display: grid; grid-template-columns: 2.4fr 1fr; gap: 40px; align-items: start; }
.widget { background: var(--vpdl-bg-light); border-radius: var(--vpdl-radius); padding: 22px; margin-bottom: 20px; }
.widget-title { font-size: 16px; margin-bottom: 12px; }
.vpdl-single-thumb { border-radius: var(--vpdl-radius); overflow: hidden; margin-bottom: 24px; }
.vpdl-comments { margin-top: 40px; }

/* Pagination */
.vpdl-pagination { margin-top: 30px; display: flex; justify-content: center; }
.vpdl-pagination .page-numbers { display: inline-flex; align-items: center; justify-content: center; min-width: 38px; height: 38px; padding: 0 10px; margin: 0 4px; border-radius: 6px; border: 1px solid var(--vpdl-border); font-size: 14px; }
.vpdl-pagination .page-numbers.current { background: var(--vpdl-primary); color: #fff; border-color: var(--vpdl-primary); }

/* Responsive */
@media (max-width: 960px) {
	.vpdl-nav, .vpdl-header-cta { display: none; }
	.vpdl-menu-toggle { display: flex; }
	.vpdl-header.vpdl-nav-open .vpdl-nav { display: block; }
	.vpdl-services-grid, .vpdl-reviews-grid, .vpdl-news-grid { grid-template-columns: repeat(2, 1fr); }
	.vpdl-why-grid { grid-template-columns: repeat(2, 1fr); }
	.vpdl-stats-grid { grid-template-columns: repeat(2, 1fr); }
	.vpdl-intro-grid, .vpdl-mission-grid, .vpdl-contact-grid, .vpdl-service-single-grid, .vpdl-blog-layout {
		grid-template-columns: 1fr;
	}
	.vpdl-footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
	.vpdl-hero { padding: 60px 0; }
	.vpdl-hero h1 { font-size: 30px; }
	.vpdl-services-grid, .vpdl-reviews-grid, .vpdl-news-grid, .vpdl-why-grid, .vpdl-stats-grid { grid-template-columns: 1fr; }
	.vpdl-footer-grid { grid-template-columns: 1fr; }
	.vpdl-cta-inner { flex-direction: column; align-items: flex-start; }
	.vpdl-gallery { grid-template-columns: repeat(2, 1fr); }
}