/*
Theme Name: APLUS Vietnam Landing Page & CRM
Theme URI: https://aplusvn.net
Author: APLUS DIGITAL TECHNOLOGY GROUP
Author URI: https://aplusvn.net
Description: Giao diện Landing Page độc bản tích hợp CRM & Tự động đồng bộ Google Sheets cho APLUS Việt Nam.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: aplus-wp
*/


/*
Theme Name: APLUS - Website & Landing Page Solutions
Theme URI: https://aplusvn.net/
Description: Theme WordPress chuyen biet cho Dich vu Thiet ke Website & Nen tang so APLUS VIET NAM.
Version: 1.0.0
Author: APLUS VIET NAM
Text Domain: aplus-web-solutions
*/

:root {
  --c-deep-blue: #002659;
  --c-deep-blue-dark: #001A3D;
  --c-deep-blue-surface: #062F6B;
  --c-primary-blue: #3661C9;
  --c-primary-blue-hover: #294eb0;
  --c-accent-orange: #E96F22;
  --c-accent-orange-hover: #D35C13;
  --c-light-blue: #9CD7F8;
  --c-soft-blue-surface: #F5F9FF;
  --c-white: #FFFFFF;
  --c-canvas: #FFFFFF;
  --c-card-bg: #FFFFFF;
  --c-text-primary: #111827;
  --c-text-secondary: #4B5563;
  --c-text-muted: #6B7280;
  --c-text-light: #F9FAFB;
  --c-text-light-muted: #CBD5E1;
  --border-light: #E5E7EB;
  --border-soft-blue: #DCE8FD;
  --shadow-sm: 0 2px 8px rgba(0, 38, 89, 0.04);
  --shadow-md: 0 10px 30px rgba(0, 38, 89, 0.06);
  --shadow-lg: 0 20px 50px rgba(0, 38, 89, 0.1);
  --shadow-glow-orange: 0 8px 25px rgba(233, 111, 34, 0.35);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  --container-width: 1240px;
  --section-pad: 100px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-family: 'Inter', -apple-system, sans-serif; color: var(--c-text-primary); background-color: var(--c-canvas); line-height: 1.6; }
body { font-size: 17px; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: all 0.25s ease; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
.container { width: 100%; max-width: var(--container-width); margin: 0 auto; padding: 0 24px; }

.badge-label { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; border-radius: var(--radius-full); background: rgba(54, 97, 201, 0.08); color: var(--c-primary-blue); border: 1px solid rgba(54, 97, 201, 0.18); margin-bottom: 16px; }
.badge-label.badge-light { background: rgba(156, 215, 248, 0.15); color: var(--c-light-blue); border-color: rgba(156, 215, 248, 0.3); }
.badge-label.badge-orange { background: rgba(233, 111, 34, 0.12); color: var(--c-accent-orange); border-color: rgba(233, 111, 34, 0.25); }
.section-header { margin-bottom: 56px; }
.section-header.text-center { text-align: center; max-width: 820px; margin-left: auto; margin-right: auto; }
.section-title { font-size: clamp(30px, 3.8vw, 42px); font-weight: 800; line-height: 1.25; color: var(--c-text-primary); letter-spacing: -0.02em; margin-bottom: 16px; }
.section-subtitle { font-size: 18px; color: var(--c-text-secondary); line-height: 1.65; }
.title-dark { color: var(--c-white); }
.subtitle-dark { color: var(--c-text-light-muted); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 28px; font-size: 16px; font-weight: 700; border-radius: 10px; cursor: pointer; border: none; transition: all 0.28s ease; white-space: nowrap; }
.btn-primary { background-color: var(--c-accent-orange); color: var(--c-white) !important; box-shadow: var(--shadow-glow-orange); }
.btn-primary:hover { background-color: var(--c-accent-orange-hover); transform: translateY(-2px); }
.btn-secondary { background-color: var(--c-soft-blue-surface); color: var(--c-primary-blue); border: 1.5px solid var(--border-soft-blue); }
.btn-secondary:hover { background-color: #EBF3FF; color: var(--c-deep-blue); transform: translateY(-2px); }
.btn-ghost-light { background: transparent; color: var(--c-white) !important; border: 1.5px solid rgba(255, 255, 255, 0.3); }
.btn-ghost-light:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--c-white); }
.btn-sm { padding: 10px 20px; font-size: 14.5px; }
.btn-lg { padding: 16px 36px; font-size: 17.5px; }

.site-header { position: sticky; top: 0; left: 0; width: 100%; z-index: 1000; background: rgba(255, 255, 255, 0.94); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid rgba(0, 38, 89, 0.08); }
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.brand-logo { display: flex; align-items: center; gap: 10px; font-size: 24px; font-weight: 900; letter-spacing: -0.03em; color: var(--c-deep-blue); }
.brand-logo span.dot { color: var(--c-accent-orange); }
.brand-logo .brand-tagline { font-size: 11px; font-weight: 600; color: var(--c-text-muted); text-transform: uppercase; letter-spacing: 0.1em; border-left: 1.5px solid var(--border-light); padding-left: 10px; margin-left: 2px; }
.nav-menu { display: flex; list-style: none; gap: 28px; align-items: center; }
.nav-menu li a { font-size: 15px; font-weight: 600; color: var(--c-text-secondary); }
.nav-menu li a:hover { color: var(--c-primary-blue); }
.nav-actions { display: flex; align-items: center; gap: 16px; }
.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-toggle span { width: 24px; height: 2.5px; background-color: var(--c-deep-blue); border-radius: 2px; transition: 0.3s; }
.mobile-nav-drawer { position: fixed; top: 78px; left: 0; width: 100%; height: calc(100vh - 78px); background: var(--c-white); padding: 30px 24px; display: flex; flex-direction: column; gap: 20px; transform: translateY(-100%); opacity: 0; visibility: hidden; transition: all 0.35s ease; z-index: 999; box-shadow: var(--shadow-lg); }
.mobile-nav-drawer.active { transform: translateY(0); opacity: 1; visibility: visible; }
.mobile-nav-links { list-style: none; display: flex; flex-direction: column; gap: 18px; }
.mobile-nav-links a { font-size: 18px; font-weight: 700; color: var(--c-deep-blue); }

.hero-section { position: relative; padding: 70px 0 90px; background: linear-gradient(180deg, #F8FAFD 0%, #FFFFFF 100%); overflow: hidden; }
.hero-bg-glow { position: absolute; top: -150px; right: -100px; width: 650px; height: 650px; background: radial-gradient(circle, rgba(156, 215, 248, 0.45) 0%, rgba(255, 255, 255, 0) 70%); filter: blur(50px); pointer-events: none; z-index: 0; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.95fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.hero-h1 { font-size: clamp(34px, 4.4vw, 52px); font-weight: 900; line-height: 1.18; letter-spacing: -0.03em; color: var(--c-deep-blue); margin-bottom: 22px; }
.hero-h1 .highlight-text { color: var(--c-primary-blue); }
.hero-subheadline { font-size: 19px; line-height: 1.6; color: var(--c-text-secondary); margin-bottom: 36px; max-width: 580px; }
.hero-cta-group { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 40px; }
.hero-trust-metrics { display: flex; align-items: center; gap: 28px; padding-top: 24px; border-top: 1px solid var(--border-light); }
.trust-metric-item { display: flex; flex-direction: column; }
.trust-metric-number { font-size: 24px; font-weight: 800; color: var(--c-deep-blue); }
.trust-metric-label { font-size: 13.5px; color: var(--c-text-muted); font-weight: 500; }
.hero-visual-wrapper { position: relative; display: flex; justify-content: center; }
.hero-visual-main { position: relative; width: 100%; border-radius: var(--radius-lg); box-shadow: 0 25px 60px rgba(0, 38, 89, 0.15); background: var(--c-white); border: 1px solid rgba(0, 38, 89, 0.08); overflow: hidden; }
.hero-visual-main img { width: 100%; height: auto; object-fit: cover; }
.floating-badge { position: absolute; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); padding: 14px 20px; border-radius: var(--radius-md); box-shadow: 0 16px 36px rgba(0, 38, 89, 0.12); border: 1px solid rgba(220, 232, 253, 0.9); display: flex; align-items: center; gap: 14px; z-index: 2; }
.floating-badge.badge-top-left { top: -20px; left: -15px; }
.floating-badge.badge-bottom-right { bottom: -20px; right: -15px; }
.badge-icon { width: 42px; height: 42px; border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.badge-icon.icon-blue { background: rgba(54, 97, 201, 0.12); color: var(--c-primary-blue); }
.badge-icon.icon-orange { background: rgba(233, 111, 34, 0.12); color: var(--c-accent-orange); }
.badge-info-title { font-size: 15px; font-weight: 800; color: var(--c-deep-blue); line-height: 1.2; }
.badge-info-desc { font-size: 12.5px; color: var(--c-text-muted); }

/* Social Proof Marquee Ticker (Right to Left) */
.social-proof-section { padding: 44px 0 50px; background: var(--c-white); border-bottom: 1px solid var(--border-light); overflow: hidden; }
.social-proof-title { text-align: center; font-size: 14px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-muted); margin-bottom: 32px; }
.marquee-container { overflow: hidden; width: 100%; position: relative; mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%); -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%); }
.marquee-track { display: flex; align-items: center; gap: 48px; width: max-content; animation: marqueeScroll 25s linear infinite; }
.marquee-track:hover { animation-play-state: paused; }
@keyframes marqueeScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.client-logo-item { font-size: 18px; font-weight: 800; color: #94A3B8; white-space: nowrap; letter-spacing: 0.04em; text-transform: uppercase; transition: all 0.25s ease; user-select: none; display: inline-flex; align-items: center; gap: 48px; }
.client-logo-item::after { content: '•'; color: #CBD5E1; font-size: 14px; }
.client-logo-item:hover { color: var(--c-deep-blue); transform: scale(1.04); }

.problem-section { padding: var(--section-pad) 0; background: var(--c-soft-blue-surface); }
.problem-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px; }
.problem-card { background: var(--c-white); border-radius: var(--radius-md); padding: 34px 30px; border: 1px solid var(--border-soft-blue); box-shadow: var(--shadow-sm); }
.problem-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #EF4444; }
.problem-icon-wrap { width: 42px; height: 42px; border-radius: 8px; background: #FEE2E2; color: #EF4444; display: flex; align-items: center; justify-content: center; font-weight: 800; margin-bottom: 18px; }
.problem-title { font-size: 20px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 12px; }
.problem-desc { font-size: 15.5px; color: var(--c-text-secondary); line-height: 1.6; }

.approach-section { padding: var(--section-pad) 0; background: var(--c-white); }
.approach-diagram { margin-top: 48px; background: #F8FAFD; border-radius: var(--radius-xl); padding: 44px 36px; border: 1px solid var(--border-soft-blue); }
.approach-steps-wrapper { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.approach-step-card { background: var(--c-white); border-radius: var(--radius-md); padding: 24px 20px; border: 1px solid var(--border-light); box-shadow: var(--shadow-sm); }
.approach-step-card:hover { border-color: var(--c-primary-blue); transform: translateY(-4px); }
.step-number { font-size: 12px; font-weight: 800; letter-spacing: 0.1em; color: var(--c-primary-blue); text-transform: uppercase; margin-bottom: 8px; }
.step-name { font-size: 17px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 6px; }
.step-desc { font-size: 13px; color: var(--c-text-muted); line-height: 1.5; }
.approach-comparison { margin-top: 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.comp-box { border-radius: var(--radius-md); padding: 28px 30px; }
.comp-traditional { background: #F1F5F9; border: 1px dashed #CBD5E1; }
.comp-aplus { background: #EEF4FF; border: 1.5px solid #C7D9FD; }
.comp-box h4 { font-size: 18px; font-weight: 800; margin-bottom: 14px; }
.comp-traditional h4 { color: #64748B; }
.comp-aplus h4 { color: var(--c-deep-blue); }
.comp-box ul { list-style: none; display: flex; flex-direction: column; gap: 10px; font-size: 15px; }
.comp-traditional li { color: #64748B; }
.comp-aplus li { color: var(--c-deep-blue); font-weight: 600; }

.solutions-section { padding: var(--section-pad) 0; background: var(--c-soft-blue-surface); }
.solutions-bento-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.solution-card { background: var(--c-white); border-radius: var(--radius-lg); border: 1px solid var(--border-soft-blue); box-shadow: var(--shadow-sm); overflow: hidden; display: flex; flex-direction: column; }
.solution-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--c-primary-blue); }
.solution-img-holder { height: 220px; overflow: hidden; background: #EBF3FD; }
.solution-img-holder img { width: 100%; height: 100%; object-fit: cover; }
.solution-body { padding: 32px 28px; display: flex; flex-direction: column; flex-grow: 1; }
.solution-badge { font-size: 12px; font-weight: 800; color: var(--c-primary-blue); letter-spacing: 0.08em; margin-bottom: 8px; }
.solution-title { font-size: 22px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 14px; }
.solution-desc { font-size: 15.5px; color: var(--c-text-secondary); line-height: 1.6; margin-bottom: 24px; }
.solution-features { list-style: none; margin-bottom: 30px; display: flex; flex-direction: column; gap: 12px; flex-grow: 1; font-size: 14.5px; }

.cases-section { padding: var(--section-pad) 0; background: var(--c-white); }
.case-studies-list { display: flex; flex-direction: column; gap: 56px; }
.case-study-item { display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; align-items: center; background: #F9FBFE; border-radius: var(--radius-xl); border: 1px solid var(--border-soft-blue); padding: 48px; }
.case-study-item:nth-child(even) { grid-template-columns: 1fr 1.15fr; }
.case-study-item:nth-child(even) .case-image-col { order: 2; }
.case-study-item:nth-child(even) .case-content-col { order: 1; }
.case-image-col { border-radius: var(--radius-md); overflow: hidden; box-shadow: 0 16px 36px rgba(0, 38, 89, 0.08); border: 1px solid var(--border-light); }
.case-image-col img { width: 100%; height: 340px; object-fit: cover; }
.case-meta { display: flex; gap: 12px; margin-bottom: 14px; }
.case-tag { font-size: 12px; font-weight: 700; background: var(--c-white); border: 1px solid var(--border-soft-blue); padding: 4px 12px; border-radius: var(--radius-full); color: var(--c-primary-blue); }
.case-name { font-size: 26px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 20px; }
.case-breakdown-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.breakdown-box { background: var(--c-white); padding: 14px 18px; border-radius: var(--radius-sm); border: 1px solid var(--border-light); }
.breakdown-label { font-size: 11px; font-weight: 800; text-transform: uppercase; color: var(--c-text-muted); margin-bottom: 4px; }
.breakdown-text { font-size: 14px; font-weight: 600; color: var(--c-deep-blue); }
.case-metrics-row { display: flex; gap: 24px; padding-top: 18px; border-top: 1px solid var(--border-soft-blue); }
.case-metric { display: flex; flex-direction: column; }
.case-metric-val { font-size: 24px; font-weight: 900; color: var(--c-primary-blue); }
.case-metric-desc { font-size: 12.5px; color: var(--c-text-secondary); }

.different-section { padding: var(--section-pad) 0; background: var(--c-soft-blue-surface); }
.capabilities-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px; }
.capability-card { background: var(--c-white); border-radius: var(--radius-md); padding: 36px 30px; border: 1px solid var(--border-soft-blue); box-shadow: var(--shadow-sm); }
.capability-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--c-primary-blue); }
.capability-num { font-size: 32px; font-weight: 900; color: #CBD5E1; margin-bottom: 16px; font-family: monospace; }
.capability-card:hover .capability-num { color: var(--c-primary-blue); }
.capability-title { font-size: 20px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 12px; }
.capability-desc { font-size: 15px; color: var(--c-text-secondary); line-height: 1.6; }

.tech-section { padding: var(--section-pad) 0; background: var(--c-deep-blue); color: var(--c-white); }
.tech-metrics-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 56px; }
.tech-metric-card { background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.12); border-radius: var(--radius-md); padding: 28px 20px; text-align: center; }
.metric-number { font-size: clamp(36px, 4vw, 48px); font-weight: 900; color: var(--c-light-blue); margin-bottom: 8px; }
.metric-name { font-size: 16px; font-weight: 700; color: var(--c-white); margin-bottom: 4px; }
.metric-standard { font-size: 13px; color: var(--c-text-light-muted); }
.tech-stack-pills { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.stack-pill { padding: 8px 18px; background: rgba(255, 255, 255, 0.08); border-radius: var(--radius-full); font-size: 14px; font-weight: 600; color: #E2E8F0; border: 1px solid rgba(255, 255, 255, 0.14); }

.process-section { padding: var(--section-pad) 0; background: var(--c-white); }
.process-timeline-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; }
.process-step-box { background: #F8FAFD; border: 1px solid var(--border-soft-blue); border-radius: var(--radius-md); padding: 32px 28px; }
.process-step-box:hover { background: var(--c-white); border-color: var(--c-primary-blue); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.process-step-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.process-step-idx { font-size: 14px; font-weight: 800; color: var(--c-primary-blue); background: rgba(54, 97, 201, 0.1); padding: 4px 12px; border-radius: var(--radius-full); }
.process-step-title { font-size: 20px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 10px; }
.process-step-desc { font-size: 15px; color: var(--c-text-secondary); line-height: 1.6; }

.pricing-section { padding: var(--section-pad) 0; background: var(--c-soft-blue-surface); }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.pricing-card { background: var(--c-white); border-radius: var(--radius-lg); padding: 36px 28px; border: 1px solid var(--border-soft-blue); box-shadow: var(--shadow-sm); display: flex; flex-direction: column; position: relative; }
.pricing-card.popular { border-color: var(--c-accent-orange); box-shadow: 0 12px 36px rgba(233, 111, 34, 0.15); transform: translateY(-6px); }
.pricing-badge-popular { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--c-accent-orange); color: var(--c-white); font-size: 11.5px; font-weight: 800; text-transform: uppercase; padding: 4px 14px; border-radius: var(--radius-full); }
.pricing-plan-name { font-size: 20px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 12px; }
.pricing-price { font-size: 26px; font-weight: 900; color: var(--c-primary-blue); margin-bottom: 6px; }
.pricing-card.popular .pricing-price { color: var(--c-accent-orange); }
.pricing-for { font-size: 13.5px; color: var(--c-text-muted); margin-bottom: 24px; min-height: 40px; }
.pricing-features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; flex-grow: 1; font-size: 14.5px; }
.pricing-note { text-align: center; margin-top: 36px; font-size: 14.5px; color: var(--c-text-muted); }

.why-section { padding: var(--section-pad) 0; background: var(--c-white); }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.why-card { padding: 30px; background: #F8FAFD; border-radius: var(--radius-md); border: 1px solid var(--border-soft-blue); }
.why-card:hover { background: var(--c-white); border-color: var(--c-primary-blue); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.why-icon { width: 42px; height: 42px; border-radius: 8px; background: rgba(54, 97, 201, 0.1); color: var(--c-primary-blue); display: flex; align-items: center; justify-content: center; font-weight: 800; margin-bottom: 18px; }
.why-title { font-size: 19px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 10px; }
.why-desc { font-size: 15px; color: var(--c-text-secondary); line-height: 1.6; }

.faq-section { padding: var(--section-pad) 0; background: var(--c-soft-blue-surface); }
.faq-container { max-width: 860px; margin: 0 auto; }
.faq-item { background: var(--c-white); border: 1px solid var(--border-soft-blue); border-radius: var(--radius-md); margin-bottom: 14px; overflow: hidden; }
.faq-question { width: 100%; text-align: left; padding: 22px 26px; font-size: 17px; font-weight: 700; color: var(--c-deep-blue); background: none; border: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-question svg { transition: transform 0.3s ease; color: var(--c-primary-blue); }
.faq-item.active .faq-question svg { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.35s ease; padding: 0 26px; color: var(--c-text-secondary); font-size: 15.5px; line-height: 1.65; }
.faq-item.active .faq-answer { padding-bottom: 22px; }

.final-cta-section { padding: 100px 0 110px; background: var(--c-deep-blue); color: var(--c-white); position: relative; overflow: hidden; }
.final-cta-bg-glow { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 900px; height: 600px; background: radial-gradient(circle, rgba(54, 97, 201, 0.3) 0%, rgba(0, 38, 89, 0) 70%); filter: blur(60px); pointer-events: none; }
.final-cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; position: relative; z-index: 1; }
.final-cta-h2 { font-size: clamp(32px, 4vw, 46px); font-weight: 900; line-height: 1.2; color: var(--c-white); margin-bottom: 20px; }
.final-cta-lead { font-size: 18px; color: var(--c-text-light-muted); line-height: 1.65; margin-bottom: 32px; }
.final-cta-benefits { list-style: none; display: flex; flex-direction: column; gap: 14px; font-size: 16px; color: #E2E8F0; }
.lead-form-box { background: var(--c-white); border-radius: var(--radius-xl); padding: 38px 34px; box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35); color: var(--c-text-primary); }
.lead-form-title { font-size: 22px; font-weight: 800; color: var(--c-deep-blue); margin-bottom: 6px; }
.lead-form-desc { font-size: 14px; color: var(--c-text-muted); margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-label { display: block; font-size: 13.5px; font-weight: 700; color: var(--c-deep-blue); margin-bottom: 6px; }
.form-control { width: 100%; padding: 13px 16px; border: 1.5px solid var(--border-light); border-radius: 8px; font-size: 15px; color: var(--c-text-primary); background-color: #FBFDFE; }
.form-control:focus { outline: none; border-color: var(--c-primary-blue); background-color: var(--c-white); }
.form-note { font-size: 12px; color: var(--c-text-muted); text-align: center; margin-top: 14px; }
.form-success-message { display: none; padding: 24px; background: #ECFDF5; border: 1.5px solid #A7F3D0; border-radius: 12px; color: #065F46; text-align: center; font-weight: 600; line-height: 1.6; }

.site-footer { background: #001A3D; color: #94A3B8; padding: 70px 0 40px; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.footer-top-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 50px; margin-bottom: 50px; }
.footer-col h5 { font-size: 16px; font-weight: 700; color: var(--c-white); margin-bottom: 18px; }
.footer-desc { font-size: 14.5px; line-height: 1.6; margin-top: 14px; max-width: 380px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; font-size: 14.5px; }
.footer-links a:hover { color: var(--c-white); }
.footer-bottom { padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.08); display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 13.5px; }

.mobile-sticky-bar { position: fixed; bottom: 0; left: 0; width: 100%; background: rgba(255, 255, 255, 0.96); backdrop-filter: blur(12px); padding: 10px 16px; border-top: 1px solid var(--border-light); box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08); display: none; gap: 10px; z-index: 998; }
.mobile-sticky-bar a { flex: 1; text-align: center; padding: 12px 14px; font-size: 14px; font-weight: 700; border-radius: 8px; }
.btn-zalo-mobile { background: #0068FF; color: #FFF !important; }

@media (max-width: 991px) {
  .nav-menu { display: none; }
  .mobile-toggle { display: flex; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .solutions-bento-grid { grid-template-columns: 1fr; }
  .case-study-item, .case-study-item:nth-child(even) { grid-template-columns: 1fr; padding: 32px 24px; }
  .case-study-item:nth-child(even) .case-image-col { order: 0; }
  .tech-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .final-cta-grid { grid-template-columns: 1fr; gap: 48px; }
  .mobile-sticky-bar { display: flex; }
  body { padding-bottom: 60px; }
  .footer-top-grid { grid-template-columns: 1fr; }
  .approach-comparison { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .form-row-2 { grid-template-columns: 1fr; }
  .case-breakdown-grid { grid-template-columns: 1fr; }
  .tech-metrics-grid { grid-template-columns: 1fr; }
}

/* Brand Logo & Favicon Styles */
.brand-logo-link { display: inline-flex; align-items: center; text-decoration: none; }
.brand-logo-img { height: 44px; width: auto; object-fit: contain; transition: transform 0.25s ease; }
.brand-logo-link:hover .brand-logo-img { transform: scale(1.03); }
.footer-logo-box { background: #FFFFFF; padding: 8px 16px; border-radius: 12px; display: inline-block; margin-bottom: 20px; box-shadow: 0 4px 15px rgba(0,0,0,0.15); }
.footer-logo-img { height: 38px; width: auto; object-fit: contain; display: block; }

/* Remove any gap above footer */
.final-cta-section { margin-bottom: 0 !important; }
.site-footer { margin-top: 0 !important; }
main#main-content { display: block; overflow: hidden; }

/* Scroll Reveal Animations - Smooth Slow Slide Up on Scroll */
.reveal {
  opacity: 0 !important;
  transform: translateY(42px) !important;
  transition: opacity 0.95s cubic-bezier(0.16, 1, 0.3, 1), transform 0.95s cubic-bezier(0.16, 1, 0.3, 1) !important;
  will-change: opacity, transform;
}
.reveal.active {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* Footer Logo Without White Box */
.footer-logo-box { background: transparent !important; padding: 0 !important; border-radius: 0 !important; box-shadow: none !important; margin-bottom: 20px; }
.footer-logo-img { height: 52px !important; width: auto !important; object-fit: contain !important; display: block !important; }

/* Noticeable Scroll Reveal Animation */
.reveal-up {
  opacity: 0 !important;
  transform: translateY(50px) !important;
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) !important;
  will-change: opacity, transform;
}
.reveal-up.is-visible {
  opacity: 1 !important;
  transform: translateY(0) !important;
}




/* Strict FAQ Accordion Hide Answer Until Clicked */
.faq-item {
  background: var(--c-white);
  border: 1px solid var(--border-soft-blue);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 26px;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-deep-blue);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color 0.25s ease;
}
.faq-question:hover { color: var(--c-primary-blue); }
.faq-question svg { transition: transform 0.3s ease !important; color: var(--c-primary-blue); flex-shrink: 0; transform: rotate(0deg); }

.faq-item .faq-answer {
  display: none !important;
  opacity: 0 !important;
  max-height: 0 !important;
  overflow: hidden !important;
  padding: 0 26px !important;
  transition: opacity 0.3s ease;
}
.faq-item .faq-answer p { margin: 0 !important; padding: 0 !important; }

/* Active / Expanded FAQ Item */
.faq-item.active {
  border-color: var(--c-primary-blue) !important;
  box-shadow: 0 8px 24px rgba(54, 97, 201, 0.12) !important;
}
.faq-item.active .faq-question { color: var(--c-primary-blue) !important; }
.faq-item.active .faq-question svg { transform: rotate(180deg) !important; }

.faq-item.active .faq-answer {
  display: block !important;
  opacity: 1 !important;
  max-height: 1000px !important;
  padding: 0 26px 22px 26px !important;
}


/* Footer Company Info Styling */
.company-name-title { font-size: 14.5px; font-weight: 800; color: #FFFFFF; letter-spacing: 0.02em; margin-top: 14px; margin-bottom: 4px; line-height: 1.4; }
.company-group-subtitle { font-size: 11.5px; font-weight: 700; color: #9CD7F8; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 12px; }
.footer-slogan { font-size: 13.5px; font-style: italic; color: #CBD5E1; line-height: 1.55; max-width: 380px; }