/* ==========================================================================
   GRAP CÀ MAU (grapcamau.com) - Premium Agency Design System
   Stack: Bootstrap 5.3 + Custom SCSS/CSS Architecture
   Style: Be Vietnam Pro, #00B14F, Glassmorphism, 18px Radius, Soft Shadow
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

:root {
    --grab-green: #00B14F;
    --grab-green-dark: #008f3f;
    --grab-green-light: #e6f8ef;
    --grab-green-glow: rgba(0, 177, 79, 0.35);
    --zalo-blue: #0068FF;
    --phone-red: #E11D48;
    --dark-primary: #0f172a;
    --dark-secondary: #1e293b;
    --gray-muted: #64748b;
    --gray-light: #f1f5f9;
    --border-color: #e2e8f0;
    --bg-surface: #ffffff;
    --bg-page: #f8fafc;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-card: 18px;
    --radius-pill: 50px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-soft: 0 10px 30px -5px rgba(15, 23, 42, 0.07), 0 4px 10px -2px rgba(15, 23, 42, 0.03);
    --shadow-hover: 0 20px 35px -8px rgba(0, 177, 79, 0.18), 0 8px 16px -4px rgba(15, 23, 42, 0.05);
    --shadow-glass: 0 8px 32px 0 rgba(0, 177, 79, 0.08);
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Typography */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark-secondary);
    background-color: var(--bg-page);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--dark-primary);
    font-weight: 700;
    line-height: 1.3;
}

a {
    color: var(--grab-green);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--grab-green-dark);
}

/* Glassmorphism Classes */
.glass-panel {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.7);
    box-shadow: var(--shadow-soft);
    border-radius: var(--radius-card);
}

.glass-nav {
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    transition: var(--transition);
}

/* Buttons */
.btn-grab,
.btn-grap {
    background-color: var(--grab-green);
    color: #ffffff !important;
    border-radius: var(--radius-pill);
    padding: 12px 28px;
    font-weight: 600;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 6px 18px rgba(0, 177, 79, 0.3);
    transition: var(--transition);
}

.btn-grab:hover,
.btn-grap:hover {
    background-color: var(--grab-green-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(0, 177, 79, 0.4);
}

.btn-zalo {
    background-color: var(--zalo-blue);
    color: #ffffff !important;
    border-radius: var(--radius-pill);
    padding: 12px 28px;
    font-weight: 600;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 6px 18px rgba(0, 104, 255, 0.28);
    transition: var(--transition);
}

.btn-zalo:hover {
    background-color: #0056d6;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(0, 104, 255, 0.38);
}

.btn-outline-grab,
.btn-outline-grap {
    border: 2px solid var(--grab-green);
    color: var(--grab-green) !important;
    background: transparent;
    border-radius: var(--radius-pill);
    padding: 10px 24px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-outline-grab:hover,
.btn-outline-grap:hover {
    background: var(--grab-green);
    color: #ffffff !important;
    transform: translateY(-2px);
}

/* Badges */
.badge-grab,
.badge-grap {
    background-color: var(--grab-green-light);
    color: var(--grab-green-dark);
    font-weight: 600;
    border-radius: var(--radius-pill);
    padding: 6px 14px;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Navbar */
.navbar-brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.45rem;
    color: var(--dark-primary);
}

.navbar-brand-logo .logo-badge {
    background: var(--grab-green);
    color: #fff;
    padding: 2px 10px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-link {
    font-weight: 500;
    color: var(--dark-secondary);
    padding: 8px 16px !important;
    border-radius: var(--radius-pill);
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--grab-green) !important;
    background: rgba(0, 177, 79, 0.08);
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 80px 0 70px;
    background: radial-gradient(circle at top left, rgba(0, 177, 79, 0.08), transparent 45%),
                radial-gradient(circle at bottom right, rgba(0, 104, 255, 0.05), transparent 40%),
                #ffffff;
    border-bottom: 1px solid var(--border-color);
}

.hero-title {
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.15;
    margin-bottom: 16px;
}

.hero-title .text-green {
    color: var(--grab-green);
    position: relative;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-muted);
    font-weight: 500;
    margin-bottom: 28px;
}

.hero-badges-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 30px;
}

.hero-badge-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
    font-size: 0.95rem;
}

.hero-badge-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--grab-green-light);
    color: var(--grab-green);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Phone Mockup */
.mockup-container {
    position: relative;
    max-width: 380px;
    margin: 0 auto;
}

.phone-card {
    background: #ffffff;
    border-radius: 36px;
    border: 8px solid #1e293b;
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    position: relative;
}

.phone-screen {
    padding: 24px 20px;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.phone-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #ecfdf5;
    color: var(--grab-green-dark);
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 700;
}

.live-dot {
    width: 8px;
    height: 8px;
    background: var(--grab-green);
    border-radius: 50%;
    animation: pulseDot 1.5s infinite;
}

@keyframes pulseDot {
    0% { transform: scale(0.9); opacity: 0.8; }
    50% { transform: scale(1.4); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.8; }
}

/* Stats Section */
.stats-section {
    background: #ffffff;
    padding: 45px 0;
    border-bottom: 1px solid var(--border-color);
}

.stat-box {
    text-align: center;
    padding: 15px;
}

.stat-number {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--grab-green);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-muted);
    font-weight: 600;
}

/* Service Cards */
.service-card {
    background: #ffffff;
    border-radius: var(--radius-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    padding: 28px 24px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0, 177, 79, 0.4);
}

.service-icon-wrap {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--grab-green-light);
    color: var(--grab-green);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon-wrap {
    background: var(--grab-green);
    color: #ffffff;
    transform: scale(1.08) rotate(-4deg);
}

.service-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-desc {
    color: var(--gray-muted);
    font-size: 0.95rem;
    flex-grow: 1;
    margin-bottom: 20px;
}

.service-price-tag {
    font-weight: 700;
    color: var(--grab-green-dark);
    background: var(--grab-green-light);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    font-size: 0.9rem;
    display: inline-block;
    width: fit-content;
}

/* Why Choose Us */
.feature-item {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card);
    padding: 26px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    height: 100%;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0, 177, 79, 0.3);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--grab-green-light);
    color: var(--grab-green);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    font-size: 1.4rem;
}

/* Timeline Process */
.timeline-container {
    position: relative;
    padding: 20px 0;
}

.timeline-step-card {
    background: #ffffff;
    border-radius: var(--radius-card);
    padding: 24px 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    position: relative;
    text-align: center;
    height: 100%;
    transition: var(--transition);
}

.timeline-step-card:hover {
    transform: translateY(-6px);
    border-color: var(--grab-green);
    box-shadow: var(--shadow-hover);
}

.step-number {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--grab-green);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.15rem;
    margin: 0 auto 16px;
    box-shadow: 0 4px 12px rgba(0, 177, 79, 0.35);
}

/* Pricing Table Cards */
.pricing-card {
    background: #ffffff;
    border-radius: var(--radius-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    padding: 32px 26px;
    transition: var(--transition);
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.pricing-card.featured {
    border: 2px solid var(--grab-green);
    box-shadow: var(--shadow-hover);
    transform: scale(1.02);
}

.pricing-card .badge-top {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--grab-green);
    color: #fff;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 700;
}

.price-display {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--grab-green-dark);
    margin: 15px 0 20px;
}

.price-display span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-muted);
}

/* Testimonial Cards */
.testimonial-card {
    background: #ffffff;
    border-radius: var(--radius-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    padding: 28px 24px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.user-avatar-initial {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--grab-green), #0284c7);
    color: #ffffff;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.star-rating {
    color: #f59e0b;
    margin-bottom: 12px;
    font-size: 1.1rem;
}

/* FAQ Accordion */
.accordion-grab .accordion-item,
.accordion-grap .accordion-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card) !important;
    margin-bottom: 12px;
    background: #ffffff;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.accordion-grab .accordion-item:hover,
.accordion-grap .accordion-item:hover {
    border-color: rgba(0, 177, 79, 0.4);
}

.accordion-grab .accordion-button,
.accordion-grap .accordion-button {
    font-weight: 600;
    font-size: 1.05rem;
    padding: 18px 22px;
    color: var(--dark-primary);
    background: transparent;
    border: none;
    box-shadow: none;
}

.accordion-grab .accordion-button:not(.collapsed),
.accordion-grap .accordion-button:not(.collapsed) {
    color: var(--grab-green-dark);
    background: var(--grab-green-light);
}

.accordion-grab .accordion-body,
.accordion-grap .accordion-body {
    padding: 20px 24px;
    color: var(--gray-muted);
    font-size: 0.98rem;
    line-height: 1.7;
    border-top: 1px solid var(--border-color);
}

/* Footer */
.site-footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 70px 0 30px;
    border-top: 1px solid #1e293b;
}

.site-footer h5 {
    color: #ffffff;
    font-size: 1.15rem;
    margin-bottom: 20px;
    font-weight: 700;
    position: relative;
}

.site-footer h5::after {
    content: '';
    display: block;
    width: 36px;
    height: 3px;
    background: var(--grab-green);
    border-radius: 2px;
    margin-top: 8px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #94a3b8;
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--grab-green);
    transform: translateX(4px);
}

/* Floating Actions */
.floating-cta-container {
    position: fixed;
    right: 24px;
    bottom: 90px;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.float-btn {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff !important;
    font-size: 1.4rem;
    position: relative;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.float-btn.btn-call-pulse {
    background-color: var(--phone-red);
}

.float-btn.btn-zalo-pulse {
    background-color: var(--zalo-blue);
}

.float-btn:hover {
    transform: scale(1.1);
}

.pulse-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    animation: ripple 2s infinite;
}

.btn-call-pulse .pulse-ring {
    border: 2px solid var(--phone-red);
}

.btn-zalo-pulse .pulse-ring {
    border: 2px solid var(--zalo-blue);
}

@keyframes ripple {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.7); opacity: 0; }
}

/* Sticky Mobile Bottom Bar */
.mobile-sticky-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    border-top: 1px solid var(--border-color);
    padding: 10px 14px;
    z-index: 1050;
    box-shadow: 0 -4px 18px rgba(0, 0, 0, 0.08);
}

@media (max-width: 768px) {
    .mobile-sticky-bar {
        display: flex;
        gap: 8px;
    }
    .floating-cta-container {
        bottom: 80px;
        right: 16px;
    }
    body {
        padding-bottom: 70px;
    }
}

/* TOC (Table of Contents) */
.toc-box {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card);
    padding: 24px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
}

.toc-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark-primary);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.toc-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}

.toc-list li {
    margin-bottom: 8px;
}

.toc-list a {
    color: var(--dark-secondary);
    font-size: 0.95rem;
    display: block;
    padding: 4px 8px;
    border-radius: 6px;
}

.toc-list a:hover {
    color: var(--grab-green);
    background: var(--grab-green-light);
}

/* Rich SEO Content Styling */
.seo-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: #334155;
}

.seo-content h2 {
    font-size: 1.85rem;
    font-weight: 800;
    margin-top: 40px;
    margin-bottom: 18px;
    color: var(--dark-primary);
    position: relative;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--grab-green-light);
}

.seo-content h3 {
    font-size: 1.45rem;
    font-weight: 700;
    margin-top: 30px;
    margin-bottom: 14px;
}

.seo-content p {
    margin-bottom: 20px;
}

.seo-content ul, .seo-content ol {
    margin-bottom: 22px;
    padding-left: 24px;
}

.seo-content li {
    margin-bottom: 8px;
}

.seo-callout {
    background: #f0fdf4;
    border-left: 4px solid var(--grab-green);
    padding: 20px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 28px 0;
}

/* Lead Popup (8 seconds) */
.modal-popup-call .modal-content {
    border-radius: 24px;
    border: none;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
}

.popup-header-bg {
    background: linear-gradient(135deg, var(--grab-green), #0284c7);
    color: #ffffff;
    padding: 30px 24px 20px;
    text-align: center;
}

/* Image Utilities & Micro-Interactions */
.hover-zoom {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.hover-zoom:hover {
    transform: scale(1.02);
    box-shadow: 0 16px 32px rgba(0, 177, 79, 0.2);
}

.hover-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}