/* Globals & Variables */
:root {
    --bg-color: #0d0f12;
    --text-primary: #f5f5f7;
    --text-secondary: #a1a1a6;
    --accent: #2e8af6;
    --accent-hover: #1a71d4;
    --danger: #ff453a;
    --warning: #ffd60a;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --card-hover: rgba(255, 255, 255, 0.07);
    --wp-green: #25D366;
}

html {
    scroll-behavior: smooth;
}

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

body {
    font-family: 'Outfit', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #050608;
    background-image: 
        radial-gradient(ellipse at top right, rgba(46, 138, 246, 0.08) 0%, transparent 40%),
        radial-gradient(ellipse at bottom left, rgba(255, 69, 58, 0.05) 0%, transparent 40%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 2rem; }
.mt-4 { margin-top: 3rem; }

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Outfit', 'Noto Sans SC', sans-serif;
    font-weight: 700;
    letter-spacing: 0.02em;
    line-height: 1.2;
}

h2 {
    font-size: 2.8rem;
    background: linear-gradient(180deg, #ffffff 0%, #a1a1a6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(13, 15, 18, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--text-primary);
}

.btn {
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    display: inline-block;
}

.btn-large {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
    border-radius: 40px;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent);
    color: #fff;
    border: none;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(46, 138, 246, 0.3);
}

.btn-glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-glass:hover {
    background: var(--card-hover);
}

.btn-outline {
    border: 1px solid var(--glass-border);
    background: transparent;
    color: #fff;
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

/* 1. Hero Section (Sci-Fi Dark Theme Layout) */
.hero {
    min-height: 100vh;
    padding: 0;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background-color: #0b0c10;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('assets/hero_v2.jpg') no-repeat right center;
    background-size: cover;
    z-index: 0;
}

.hero .overlay {
    position: absolute;
    inset: 0;
    /* Create a dark gradient from left so text is readable, right side clears out */
    background: linear-gradient(90deg, rgba(8,9,12,0.95) 0%, rgba(13,15,18,0.75) 45%, transparent 100%);
    z-index: 1;
}

.hero-container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 6rem 5% 0;
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    min-height: 100vh;
    position: relative;
    z-index: 10;
}

/* Left Side Text Panel */
.hero-left {
    flex: 0 0 45%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-bottom: 5rem;
    position: relative;
}

/* Vertical line separation typical in sci-fi UI */
.hero-left::after {
    content: '';
    position: absolute;
    right: 0;
    top: 15%;
    height: 70%;
    width: 1px;
    background: rgba(255, 255, 255, 0.08);
}

.hero-badge-line {
    border-left: 5px solid var(--accent);
    padding-left: 1rem;
    margin-bottom: 3rem;
}

.hero-badge {
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 3px;
}

.hero-title-group {
    margin-bottom: 2.5rem;
}

.title-small {
    display: block;
    font-size: 1rem;
    letter-spacing: 8px;
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
}

.hero-title {
    font-size: 5.5rem;
    line-height: 1.05;
    font-weight: 300;
    letter-spacing: 5px;
    color: #fff;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 85%;
    line-height: 1.8;
}

/* Right Side - Annotations and Model Cards */
.hero-right {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-end;
    padding-bottom: 4rem;
}

/* Annotations pointing to the tablet center */
.annotation {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-secondary);
    font-size: 0.7rem;
    letter-spacing: 2px;
}

.annotation .line {
    height: 1px;
    background: rgba(255, 255, 255, 0.3);
}

.annotation .dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
}

.a-top-right {
    top: 30%;
    right: 18%;
}
.a-top-right .line { width: 120px; }

.a-center-left {
    top: 50%;
    left: 10%;
}
.a-center-left .line { width: 180px; }

.a-bottom-right {
    bottom: 45%;
    right: 25%;
}
.a-bottom-right .line { width: 90px; }

/* The Bottom-Right Semi-transparent Tech Cards */
.hero-models-overlay {
    display: flex;
    gap: 1.5rem;
    z-index: 10;
}

.model-glass-card {
    background: linear-gradient(135deg, rgba(20,22,28,0.7) 0%, rgba(20,22,28,0.4) 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-top: 1px solid rgba(255,255,255,0.15);
    padding: 1.5rem;
    width: 220px;
    backdrop-filter: blur(15px);
    transition: transform 0.3s;
}

.accordion-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    margin-bottom: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.accordion-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateX(10px);
}

.accordion-toggle {
    display: none;
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.8rem 2rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.15rem;
    color: #fff;
    transition: color 0.3s;
}

.accordion-header::after {
    content: '';
    width: 20px;
    height: 20px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%232e8af6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M9 5l7 7-7 7'%3E%3C/path%3E%3C/svg%3E") no-repeat center;
    transition: transform 0.4s ease;
}

.accordion-toggle:checked + .accordion-header {
    color: var(--accent);
}

.accordion-toggle:checked + .accordion-header::after {
    transform: rotate(90deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0 2rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.accordion-toggle:checked ~ .accordion-content {
    max-height: 300px;
    padding-bottom: 2rem;
}

.model-glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.2);
}

.model-glass-card .model-name {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    letter-spacing: 2px;
    margin-bottom: 0.3rem;
}

.model-glass-card .model-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    line-height: 1.4;
}

.model-img-placeholder {
    width: 100%;
    height: 120px;
    background: rgba(0,0,0,0.5);
    border: 1px dashed rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
    border-radius: 8px;
}

.product-render {
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 15px 15px rgba(0,0,0,0.5));
    transition: transform 0.4s ease;
}

.model-glass-card:hover .product-render {
    transform: scale(1.05) translateY(-5px);
}

/* 2. Agitation Section */
.agitation {
    padding: 8rem 0;
    background: linear-gradient(to bottom, var(--bg-color), #090a0c);
}

.agitation-grid {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.agitation-text {
    flex: 1;
}

.agitation-text h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #fff;
}

.pain-points li {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    color: var(--text-secondary);
}

.pain-points li span {
    font-size: 1.2rem;
}

.pain-points li strong {
    color: #fff;
}

.agitation-card {
    flex: 1;
    background: linear-gradient(145deg, rgba(46, 138, 246, 0.1) 0%, rgba(26, 113, 212, 0.05) 100%);
    border: 1px solid rgba(46, 138, 246, 0.3);
    border-radius: 30px;
    padding: 4rem 3rem;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.agitation-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(46,138,246,0.1) 0%, transparent 70%);
}

.solution-text h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

.solution-text p {
    font-size: 1.2rem;
    line-height: 1.8;
}

.solution-text strong {
    font-size: 1.5rem;
    display: block;
    margin-top: 1rem;
    color: #fff;
}

/* 3. Core Solution (Features) */
.features {
    padding: 8rem 0;
}

.features-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 5rem;
}

.features-text {
    flex: 1;
    position: sticky;
    top: 30vh;
}

.section-title {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--accent);
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-cards {
    flex: 1.5;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: transform 0.4s ease, border-color 0.4s, opacity 0.6s ease;
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(20px);
}

.card.active {
    opacity: 1;
    transform: translateY(0);
}

.card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.card-image {
    height: 300px;
    background-color: rgba(255, 255, 255, 0.02);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-bottom: 1px solid var(--glass-border);
}

.pricing { padding: 4rem 0; }
.footer { padding: 3rem 0; }
.footer-copy { margin-top: 1rem; }

.mockup-bg-1 { background: linear-gradient(135deg, #0e1e38 0%, #152745 100%); }
.mockup-bg-2 { background: linear-gradient(135deg, #101920 0%, #172833 100%); }
.mockup-bg-3 { background: linear-gradient(135deg, #1a1029 0%, #2b1a3d 100%); }

.mockup-label {
    color: rgba(255,255,255,0.4);
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.card-content {
    padding: 2.5rem;
}

.card-tag {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    display: inline-block;
}

/* 4. Hardware Specs */
.highlights {
    padding: 5rem 0;
}

.section-header {
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.highlight-box {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    transition: transform 0.3s, background 0.4s, border-color 0.4s, box-shadow 0.4s, opacity 0.6s ease;
    opacity: 0;
    transform: translateY(20px);
}

.highlight-box.active {
    opacity: 1;
    transform: translateY(0);
}

/* App Mockup full-cover image inside card */
.app-mockup {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    display: block;
    transition: transform 0.5s ease;
}

.card:hover .app-mockup {
    transform: scale(1.03);
}

.icon-circle {
    width: 65px;
    height: 65px;
    background: rgba(46, 138, 246, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    border: 1px solid rgba(46, 138, 246, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.tech-icon {
    color: var(--accent);
    filter: drop-shadow(0 0 8px rgba(46, 138, 246, 0.5));
    transition: all 0.4s ease;
}

.highlight-box:hover .icon-circle {
    background: rgba(46, 138, 246, 0.15);
    border-color: var(--accent);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 0 25px rgba(46, 138, 246, 0.2);
}

.highlight-box:hover .tech-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 0 12px var(--accent));
}

.highlight-box:hover {
    transform: translateY(-8px);
    background: linear-gradient(180deg, rgba(26, 28, 35, 0.8) 0%, rgba(13, 15, 18, 0.9) 100%);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

/* 5. Use Cases (Masonry Grid) */
.use-cases {
    padding: 8rem 0;
}

.masonry-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 300px;
    gap: 1.5rem;
    margin-top: 3rem;
}

.masonry-item {
    background: var(--glass-bg);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
}

.item-1 { grid-column: span 2; }
.item-2 { grid-column: span 1; }
.item-3 { grid-column: span 3; height: 350px; }

.img-placeholder {
    flex: 1;
    background: rgba(255,255,255,0.02);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.2);
    font-size: 0.9rem;
}

.masonry-item h4 {
    padding: 1.5rem;
    background: rgba(13, 15, 18, 0.8);
    backdrop-filter: blur(10px);
    position: absolute;
    bottom: 0;
    width: 100%;
    margin: 0;
    font-size: 1.1rem;
}

/* 6. Testimonials */
.reviews {
    padding: 8rem 0;
    background: #090a0c;
}

.reviews-slider {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding-bottom: 2rem;
    scroll-snap-type: x mandatory;
}

.reviews-slider::-webkit-scrollbar {
    height: 6px;
}

.reviews-slider::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
}

.reviews-slider::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 10px;
}

.review-card {
    min-width: 350px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 3rem 2rem;
    border-radius: 20px;
    scroll-snap-align: start;
}

.review-stars {
    color: var(--warning);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
}

.review-text {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.7;
    color: #e0e0e0;
}

.review-author {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
}

/* 7. Pricing & Bundles */
.pricing {
    padding: 8rem 0 4rem;
}

.pricing-grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    flex: 1;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    padding: 3.5rem 2.5rem;
    position: relative;
    transition: transform 0.3s;
}

.pricing-card.popular {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(46, 138, 246, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    transform: scale(1.05);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    padding: 0.4rem 1.2rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
}

.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.pricing-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.price {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.old-price {
    font-size: 1.2rem;
    color: var(--text-secondary);
    text-decoration: line-through;
    font-weight: 400;
    margin-left: 0.5rem;
}

.pricing-features {
    margin-bottom: 3rem;
}

.pricing-features li {
    margin-bottom: 1rem;
    font-size: 1rem;
    color: #d1d1d6;
}

.secure-payment {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 3rem;
}

/* 8. FAQ & Footer */
.footer {
    border-top: 1px solid var(--glass-border);
    padding: 1rem 0 2rem;
    background: #050608;
}

.split-footer, .footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr; /* Give more relative space to the right column */
    gap: 5rem;
    align-items: center;
}

.footer-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo {
    display: block;
    margin-bottom: 1rem;
}

.contact-box {
    background: rgba(46, 138, 246, 0.05);
    border: 1px solid rgba(46, 138, 246, 0.2);
    padding: 3.5rem 3rem; /* Further increased padding for a bigger footprint */
    border-radius: 28px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 0 40px rgba(46, 138, 246, 0.05);
    width: 100%;
    max-width: 500px; /* Allow it to be wider */
}

.contact-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(46, 138, 246, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.contact-box:hover {
    border-color: var(--accent);
    box-shadow: 0 0 50px rgba(46, 138, 246, 0.2);
    transform: translateY(-5px);
}

.contact-box:hover::before {
    opacity: 1;
}

.copy {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0; /* Remove potential bottom drift */
}

.footer {
    padding-bottom: 1.5rem !important; /* Tighten even more */
}


/* WhatsApp Floating Button */
.float-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--wp-green);
    color: white;
    border-radius: 50px;
    padding: 0.8rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 100;
    transition: transform 0.3s;
}

.float-btn:hover {
    transform: scale(1.05);
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

@keyframes fadeInUp {
    to { opacity: 1; transform: translateY(0); }
}

.scroll-fade {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-fade.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
/* =========================================================================
   Urgency Widgets (电商紧迫感组件)
========================================================================== */

/* 1. Top Banner Countdown */
.top-banner {
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(8, 9, 12, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 26, 26, 0.2);
    color: #fff;
    padding: 0.5rem 1rem;
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    max-width: 1200px;
}

.live-pulse {
    width: 6px;
    height: 6px;
    background-color: #ff3b30;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255, 59, 48, 0.8);
    animation: pulse 1.5s infinite;
}

.banner-text {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.9);
}

#countdown-timer {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: #ff3b30;
    margin-left: 0.5rem;
    text-shadow: 0 0 15px rgba(255, 59, 48, 0.4);
}

.close-banner {
    position: absolute;
    right: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.close-banner:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: scale(1.1);
}

.top-banner.hidden {
    display: none;
}

/* 2. Pulse Tag (Hero Section) */
.pulse-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    background: rgba(255,255,255,0.05);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.1);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: #ff453a;
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(255, 69, 58, 0.7);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 69, 58, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(255, 69, 58, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 69, 58, 0); }
}

.pulse-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* 3. Scarcity Bar (Pricing Section) */
.scarcity-bar-container {
    margin: 0 0 2rem;
    text-align: left;
}

.scarcity-text {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.stock-left {
    color: #ff453a;
    font-weight: 700;
}

.scarcity-track {
    width: 100%;
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.scarcity-fill {
    height: 100%;
    background: linear-gradient(90deg, #ff9500, #ff2d55);
    border-radius: 10px;
    transition: width 1s ease-in-out;
}

.scarcity-fill.danger {
    background: linear-gradient(90deg, #ff2d55, #ff0000);
}

/* 4. Live Sales Toast (Popup) */
.sales-toast {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: rgba(20, 22, 28, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    z-index: 2000;
    opacity: 0;
    transform: translateY(100px);
    transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: none;
}

.sales-toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-icon {
    font-size: 1.5rem;
}

.toast-content {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.toast-name {
    color: #fff;
    font-weight: 600;
}

.toast-product {
    color: var(--accent);
    font-weight: 600;
}

.toast-time {
    display: block;
    font-size: 0.75rem;
    opacity: 0.6;
    margin-top: 0.2rem;
}

.trust-badges-mini {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

.trust-badges-mini span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.lifestyle-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

.premium-overlay {
    background: linear-gradient(135deg, rgba(46, 138, 246, 0.1) 0%, rgba(255, 59, 48, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.05);
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
    transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* 7. Comparison Table */
.comparison {
    padding: 6rem 0;
    background: rgba(10, 12, 18, 0.5);
}

.comparison-table-wrapper {
    overflow-x: auto;
    margin-top: 3rem;
    padding: 1rem;
}

.comparison-table {
    width: 100%;
    min-width: 600px;
    border-collapse: separate;
    border-spacing: 0 10px;
}

.comparison-table th, .comparison-table td {
    padding: 1.5rem;
    text-align: left;
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.comparison-table th:first-child, .comparison-table td:first-child {
    position: sticky;
    left: 0;
    z-index: 2;
    background: #0f1118; /* Ensure it stays opaque when scrolling */
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px 0 0 12px;
    color: var(--text-secondary);
    min-width: 100px;
}

.comparison-table th:last-child, .comparison-table td:last-child {
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 0 12px 12px 0;
}

.comparison-table thead th {
    background: transparent;
    border: none;
    font-size: 1.1rem;
    color: #fff;
}

.lumi-col {
    background: rgba(46, 138, 246, 0.1) !important;
    border: 1px solid rgba(46, 138, 246, 0.3) !important;
    color: var(--accent) !important;
    font-weight: 700;
}

.lumi-val {
    color: var(--accent);
    font-weight: 600;
    background: rgba(46, 138, 246, 0.05) !important;
    border-left: 1px solid rgba(46, 138, 246, 0.2);
    border-right: 1px solid rgba(46, 138, 246, 0.2);
}

.card-trust {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 1rem;
}

/* Fix mobile specific table logic */
@media (max-width: 600px) {
    .comparison-table {
        min-width: 500px; /* Slightly less wide to reduce extreme scroll */
    }
    .comparison-table th, .comparison-table td {
        padding: 1rem 0.8rem;
        font-size: 0.85rem;
    }
    .lumi-col, .lumi-val {
        font-size: 0.9rem;
    }
}


/* =========================================================================
   Responsive
========================================================================== */
@media (max-width: 900px) {
    .nav-menu, .buy-btn { display: none; }
    .hamburger { display: block; }
    
    .hero-container {
        flex-direction: column;
        padding-top: 8rem;
    }
    
    .hero-left {
        flex: none;
        padding-bottom: 2rem;
    }
    
    .hero-left::after {
        display: none;
    }
    
    .hero-title { font-size: 3.5rem; }
    .hero-actions { flex-direction: column; width: 100%;}
    
    .hero-right {
        align-items: center;
        padding-left: 0;
    }
    
    .annotation { display: none; } /* Hide complex annotations on mobile */
    
    .hero-models-overlay {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .agitation-grid, .features-wrapper, .footer-grid, .footer-top {
        display: flex;
        flex-direction: column;
        gap: 3rem;
    }
    
    .footer-divider {
        margin: 2rem 0;
    }
    
    .footer-brand {
        align-items: flex-start;
        text-align: left;
    }
    
    .features-text { position: static; text-align: left; }
    .highlights-grid { grid-template-columns: 1fr; }
    
    .masonry-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 250px;
    }
    .item-1, .item-2, .item-3 { grid-column: span 1; }
    
    .pricing-grid {
        flex-direction: column;
    }
    .pricing-card.popular {
        transform: none;
    }
    
    /* 针对手机端进行深度“脱水” */
    .pricing { padding-bottom: 0 !important; }
    .footer { padding-top: 0.5rem !important; }
    .payment-badges { margin-top: 1rem !important; margin-bottom: 0 !important; }
    .faq-section h2 { margin-top: 1rem !important; margin-bottom: 1.5rem !important; }
}