/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    color: #1d1d1f;
    line-height: 1.6;
    background: #fff;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ========================================
   HEADER
   ======================================== */
header {
    background: white;
    padding: 15px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #d6d6d6;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.logo {
    height: 60px;
    width: auto;
}

.header-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

.search-input {
    padding: 10px 20px;
    border: 1px solid #d6d6d6;
    border-radius: 8px;
    font-size: 14px;
    min-width: 250px;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: #0071e3;
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
}

.sign-in-btn {
    background: #000;
    color: white;
    padding: 10px 30px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 28px;
    color: #1d1d1f;
    padding: 5px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.blue-hero {
    background: linear-gradient(135deg, #0099dd 0%, #0077cc 100%);
    padding: 70px 5%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    color: white;
    min-height: 500px;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 300;
    margin-bottom: 25px;
    letter-spacing: 1.5px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 35px;
    opacity: 0.95;
    max-width: 90%;
}

.setup-btn {
    background: white;
    color: #0099dd;
    padding: 15px 40px;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 700;
}

.hero-printer {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-printer img {
    max-width: 100%;
    height: auto;
}

/* ========================================
   FEATURES STRIP
   ======================================== */
.features-strip {
    background: white;
    padding: 35px 5%;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
    border-bottom: 1px solid #d6d6d6;
}

.feature {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px;
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-3px);
}

.feature-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 4px;
    letter-spacing: 0.5px;
    color: #1d1d1f;
}

.feature-text p {
    font-size: 12px;
    color: #6e6e73;
}

/* ========================================
   SUPPORT SECTION
   ======================================== */
.support-section {
    background: #f5f5f7;
    padding: 90px 5%;
}

.support-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.support-content h2 {
    font-size: 38px;
    color: #0071e3;
    font-weight: 400;
    margin-bottom: 25px;
    line-height: 1.3;
}

.support-content p {
    font-size: 17px;
    color: #1d1d1f;
    margin-bottom: 30px;
    line-height: 1.7;
}

.support-list {
    list-style: none;
    margin-bottom: 35px;
}

.support-list li {
    padding: 12px 0;
    padding-left: 35px;
    position: relative;
    font-size: 16px;
    font-weight: 500;
}

.support-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #0071e3;
    font-weight: bold;
    font-size: 22px;
}

.cta-btn {
    background: #0071e3;
    color: white;
    padding: 15px 40px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
}

.support-image-box {
    width: 100%;
    height: 450px;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.support-image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ========================================
   PROBLEMS SECTION
   ======================================== */
.problems-section {
    background: white;
    padding: 90px 5%;
    text-align: center;
}

.problems-section h2 {
    font-size: 38px;
    font-weight: 400;
    margin-bottom: 20px;
    line-height: 1.3;
}

.underline {
    width: 100px;
    height: 4px;
    background: #0071e3;
    margin: 0 auto 60px;
    border-radius: 2px;
}

.problems-box {
    max-width: 1200px;
    margin: 0 auto;
    background: #f5f5f7;
    padding: 60px;
    border-radius: 16px;
    text-align: left;
}

.problems-box h3 {
    font-size: 24px;
    color: #0071e3;
    margin-bottom: 25px;
    font-weight: 600;
}

.problems-box > p {
    font-size: 17px;
    color: #1d1d1f;
    margin-bottom: 30px;
    line-height: 1.7;
}

.problems-list {
    list-style: none;
    columns: 2;
    column-gap: 50px;
}

.problems-list li {
    padding: 10px 0;
    padding-left: 28px;
    position: relative;
    font-size: 15px;
    color: #1d1d1f;
    break-inside: avoid;
    line-height: 1.6;
}

.problems-list li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #0071e3;
    font-size: 22px;
    font-weight: bold;
}

/* ========================================
   WHY CHOOSE SECTION
   ======================================== */
.why-section {
    background: #c7c7c7;
    padding: 80px 5%;
    text-align: center;
}

.why-section h2 {
    font-size: 36px;
    font-weight: 400;
    margin-bottom: 15px;
    color: white;
}

.why-underline {
    width: 80px;
    height: 3px;
    background: white;
    margin: 0 auto 60px;
    border-radius: 2px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 50px;
    max-width: 1400px;
    margin: 0 auto;
}

.benefit {
    text-align: center;
    padding: 20px;
    transition: transform 0.3s ease;
}

.benefit:hover {
    transform: translateY(-5px);
}

.benefit h3 {
    font-size: 20px;
    color: white;
    font-weight: 700;
    margin-bottom: 10px;
}

.benefit p {
    font-size: 15px;
    color: rgba(255,255,255,0.9);
}

/* ========================================
   CONFIGURE SECTION
   ======================================== */
.configure-section {
    background: white;
    padding: 90px 5%;
}

.configure-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.configure-text h2 {
    font-size: 34px;
    font-weight: 400;
    margin-bottom: 25px;
    line-height: 1.3;
}

.configure-text p {
    font-size: 16px;
    color: #1d1d1f;
    line-height: 1.8;
}

.configure-image {
    width: 100%;
    height: 400px;
    background: #f5f5f7;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.configure-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ========================================
   ASSISTANCE BANNER
   ======================================== */
.assistance-banner {
    background: #f5f5f7;
    padding: 70px 5%;
    text-align: center;
}

.assistance-banner h3 {
    font-size: 28px;
    color: #0071e3;
    font-weight: 400;
    margin-bottom: 12px;
}

.assist-underline {
    width: 60px;
    height: 3px;
    background: #0071e3;
    margin: 0 auto 30px;
    border-radius: 2px;
}

.chat-btn {
    background: white;
    color: #0071e3;
    padding: 18px 50px;
    border: 2px solid #0071e3;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.chat-btn:hover {
    background: #0071e3;
    color: white;
}

/* ========================================
   MODELS SECTION
   ======================================== */
.models-section {
    background: #0071e3;
    padding: 90px 5%;
    color: white;
    text-align: center;
}

.models-section h2 {
    font-size: 38px;
    font-weight: 400;
    margin-bottom: 60px;
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    max-width: 1400px;
    margin: 0 auto;
}

.model-card {
    background: white;
    color: #1d1d1f;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.model-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.model-card h3 {
    font-size: 20px;
    color: #0071e3;
    font-weight: 700;
    margin-bottom: 25px;
}

.model-card ul {
    list-style: none;
}

.model-card ul li {
    padding: 12px 0;
    font-size: 14px;
    border-bottom: 1px solid #f0f0f0;
    transition: color 0.2s ease;
}

.model-card ul li:hover {
    color: #0071e3;
}

.model-card ul li:last-child {
    border-bottom: none;
}

/* ========================================
   SETUP SECTION
   ======================================== */
.setup-section {
    background: white;
    padding: 90px 5%;
}

.setup-container {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.setup-container h2 {
    font-size: 34px;
    font-weight: 400;
    margin-bottom: 25px;
    line-height: 1.3;
}

.setup-container > p {
    font-size: 16px;
    color: #1d1d1f;
    margin-bottom: 50px;
    line-height: 1.7;
}

.form-box {
    background: #f5f5f7;
    padding: 60px 50px;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.form-box h3 {
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.4;
}

.form-box > p {
    font-size: 15px;
    color: #6e6e73;
    margin-bottom: 30px;
}

.form-box input {
    width: 100%;
    max-width: 600px;
    padding: 16px 22px;
    border: 1px solid #d6d6d6;
    border-radius: 8px;
    font-size: 15px;
    margin-bottom: 25px;
    transition: all 0.3s ease;
}

.form-box input:focus {
    outline: none;
    border-color: #0071e3;
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
}

.submit-btn {
    background: #000;
    color: white;
    padding: 15px 45px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
}

.printer-visual {
    margin-top: 50px;
}

.printer-visual img {
    max-width: 500px;
    width: 100%;
    height: auto;
    margin: 0 auto;
}

/* ========================================
   FOOTER
   ======================================== */
footer {
    background: #2d2d2d;
    color: white;
    padding: 80px 5% 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
    max-width: 1400px;
    margin: 0 auto 50px;
}

.footer-col h4 {
    font-size: 18px;
    color: #0071e3;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-col p,
.footer-col ul li {
    font-size: 14px;
    line-height: 1.9;
    color: #b8b8b8;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid #424245;
}

.footer-bottom h3 {
    font-size: 18px;
    color: white;
    font-weight: 600;
    margin-bottom: 10px;
}

.footer-bottom p {
    font-size: 13px;
    color: #6e6e73;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Large Desktop (1400px+) */
@media (min-width: 1400px) {
    header,
    .blue-hero,
    .features-strip,
    .support-section,
    .problems-section,
    .why-section,
    .configure-section,
    .assistance-banner,
    .models-section,
    .setup-section,
    footer {
        padding-left: 8%;
        padding-right: 8%;
    }

    .hero-content h1 {
        font-size: 56px;
    }

    .support-content h2 {
        font-size: 42px;
    }
}

/* Laptop/Desktop (1024px - 1399px) */
@media (max-width: 1399px) and (min-width: 1024px) {
    .hero-content h1 {
        font-size: 44px;
    }

    .support-content h2 {
        font-size: 36px;
    }

    .feature-icon {
        width: 45px;
        height: 45px;
    }
}

/* Tablet Landscape (900px - 1023px) */
@media (max-width: 1023px) {
    .blue-hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 60px 5%;
    }

    .hero-content h1 {
        font-size: 40px;
    }

    .hero-content p {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .features-strip {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }

    .support-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .configure-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .models-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

/* Tablet Portrait (768px - 899px) */
@media (max-width: 899px) {
    .logo {
        height: 50px;
    }

    .search-input {
        min-width: 180px;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .hero-content p {
        font-size: 16px;
    }

    .support-content h2 {
        font-size: 32px;
    }

    .problems-section h2 {
        font-size: 32px;
    }

    .problems-list {
        columns: 1;
    }

    .why-section h2 {
        font-size: 32px;
    }

    .configure-text h2 {
        font-size: 30px;
    }

    .models-section h2 {
        font-size: 34px;
    }

    .setup-container h2 {
        font-size: 30px;
    }

    .form-box {
        padding: 50px 40px;
    }
}

/* Mobile Landscape (600px - 767px) */
@media (max-width: 767px) {
    header {
        padding: 12px 4%;
    }

    .logo {
        height: 45px;
    }

    .header-actions {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .blue-hero {
        padding: 50px 4%;
        gap: 40px;
    }

    .hero-content h1 {
        font-size: 32px;
    }

    .hero-content p {
        font-size: 15px;
    }

    .setup-btn {
        padding: 13px 35px;
        font-size: 15px;
    }

    .features-strip {
        grid-template-columns: repeat(2, 1fr);
        padding: 30px 4%;
        gap: 20px;
    }

    .feature {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .feature-icon {
        width: 40px;
        height: 40px;
    }

    .support-section {
        padding: 60px 4%;
    }

    .support-content h2 {
        font-size: 28px;
    }

    .support-content p {
        font-size: 15px;
    }

    .support-list li {
        font-size: 14px;
    }

    .support-image-box {
        height: 300px;
    }

    .problems-section {
        padding: 60px 4%;
    }

    .problems-section h2 {
        font-size: 28px;
    }

    .problems-box {
        padding: 40px 30px;
    }

    .problems-box h3 {
        font-size: 20px;
    }

    .problems-list li {
        font-size: 14px;
    }

    .why-section {
        padding: 60px 4%;
    }

    .why-section h2 {
        font-size: 28px;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .benefit h3 {
        font-size: 18px;
    }

    .benefit p {
        font-size: 14px;
    }

    .configure-section {
        padding: 60px 4%;
    }

    .configure-text h2 {
        font-size: 26px;
    }

    .configure-text p {
        font-size: 15px;
    }

    .configure-image {
        height: 300px;
    }

    .assistance-banner {
        padding: 50px 4%;
    }

    .assistance-banner h3 {
        font-size: 24px;
    }

    .chat-btn {
        padding: 16px 35px;
        font-size: 13px;
    }

    .models-section {
        padding: 60px 4%;
    }

    .models-section h2 {
        font-size: 30px;
    }

    .models-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .model-card {
        padding: 35px 25px;
    }

    .setup-section {
        padding: 60px 4%;
    }

    .setup-container h2 {
        font-size: 26px;
    }

    .form-box {
        padding: 40px 25px;
    }

    .form-box h3 {
        font-size: 20px;
    }

    .form-box input {
        padding: 14px 18px;
    }

    footer {
        padding: 60px 4% 30px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Mobile Portrait (480px - 599px) */
@media (max-width: 599px) {
    .hero-content h1 {
        font-size: 28px;
    }

    .hero-content p {
        font-size: 14px;
        margin-bottom: 25px;
    }

    .setup-btn {
        padding: 12px 30px;
        font-size: 14px;
    }

    .features-strip {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .feature {
        flex-direction: row;
        text-align: left;
    }

    .support-content h2 {
        font-size: 24px;
    }

    .support-image-box {
        height: 250px;
    }

    .problems-section h2 {
        font-size: 24px;
    }

    .problems-box {
        padding: 30px 20px;
    }

    .problems-box h3 {
        font-size: 18px;
    }

    .why-section h2 {
        font-size: 24px;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .configure-text h2 {
        font-size: 24px;
    }

    .configure-image {
        height: 250px;
    }

    .assistance-banner h3 {
        font-size: 20px;
    }

    .chat-btn {
        padding: 14px 25px;
        font-size: 12px;
        line-height: 1.4;
    }

    .models-section h2 {
        font-size: 26px;
    }

    .model-card {
        padding: 30px 20px;
    }

    .model-card h3 {
        font-size: 18px;
    }

    .model-card ul li {
        font-size: 13px;
        padding: 10px 0;
    }

    .setup-container h2 {
        font-size: 24px;
    }

    .form-box {
        padding: 30px 20px;
    }

    .form-box h3 {
        font-size: 18px;
    }

    .form-box input {
        padding: 12px 16px;
        font-size: 14px;
    }

    .submit-btn {
        padding: 13px 35px;
        font-size: 14px;
    }

    .printer-visual img {
        max-width: 100%;
    }

    .footer-col h4 {
        font-size: 16px;
    }

    .footer-col p,
    .footer-col ul li {
        font-size: 13px;
    }
}

/* Small Mobile (320px - 479px) */
@media (max-width: 479px) {
    .blue-hero {
        padding: 40px 4%;
    }

    .hero-content h1 {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .hero-content p {
        font-size: 13px;
    }

    .setup-btn {
        padding: 10px 25px;
        font-size: 13px;
    }

    .support-section,
    .problems-section,
    .why-section,
    .configure-section,
    .assistance-banner,
    .models-section,
    .setup-section {
        padding: 50px 4%;
    }

    .support-content h2,
    .problems-section h2,
    .why-section h2,
    .configure-text h2,
    .models-section h2,
    .setup-container h2 {
        font-size: 22px;
    }

    .cta-btn,
    .submit-btn {
        padding: 12px 30px;
        font-size: 14px;
    }

    .problems-box {
        padding: 25px 15px;
    }

    .form-box {
        padding: 25px 15px;
    }

    .chat-btn {
        padding: 12px 20px;
        font-size: 11px;
    }

    footer {
        padding: 50px 4% 25px;
    }
}

/* Extra Small Mobile (< 320px) */
@media (max-width: 319px) {
    .hero-content h1 {
        font-size: 20px;
    }

    .logo {
        height: 40px;
    }

    .mobile-menu-btn {
        font-size: 24px;
    }
}

 .smart-hero {
            background: linear-gradient(135deg, #0099dd 0%, #0077cc 100%);
            padding: 70px 5%;
        }

        .hero-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .hero-left {
            color: white;
        }

        .app-icon {
            width: 90px;
            height: 90px;
            background: white;
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        .app-icon svg {
            width: 50px;
            height: 50px;
        }

        .hero-left h1 {
            font-size: 40px;
            font-weight: 700;
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: -0.5px;
        }

        .hero-left p {
            font-size: 16px;
            margin-bottom: 30px;
            opacity: 0.95;
            line-height: 1.5;
        }

        .hero-buttons {
            display: flex;
            gap: 15px;
        }

        .btn-primary {
            background: white;
            color: #0099dd;
            padding: 14px 35px;
            border: none;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: white;
            padding: 14px 35px;
            border: 2px solid white;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            background: white;
            color: #0099dd;
            transform: translateY(-2px);
        }

        .hero-right {
            perspective: 1000px;
        }

        .hero-right img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
            transform: rotateY(-8deg) rotateX(2deg);
            transition: transform 0.5s ease;
        }

        .hero-right:hover img {
            transform: rotateY(0deg) rotateX(0deg) translateZ(20px);
        }

        /* Info Section */
        .info-section {
            background: white;
            padding: 70px 5%;
            text-align: center;
        }

        .info-container {
            max-width: 1000px;
            margin: 0 auto;
        }

        .info-container h2 {
            font-size: 36px;
            font-weight: 700;
            color: #1d1d1f;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }

        .info-container p {
            font-size: 16px;
            color: #1d1d1f;
            line-height: 1.7;
            margin-bottom: 35px;
        }

        .info-container p strong {
            color: #0099dd;
        }

        .platforms {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .platform {
            padding: 10px 25px;
            background: #f5f5f7;
            border-radius: 25px;
            font-size: 14px;
            font-weight: 600;
            color: #1d1d1f;
            transition: all 0.3s ease;
        }

        .platform:hover {
            background: #0099dd;
            color: white;
            transform: translateY(-2px);
        }

        /* Troubleshoot Section */
        .troubleshoot-section {
            background: #f5f5f7;
            padding: 70px 5%;
        }

        .troubleshoot-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .troubleshoot-content h2 {
            font-size: 28px;
            font-weight: 700;
            color: #1d1d1f;
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .troubleshoot-intro {
            font-size: 15px;
            color: #1d1d1f;
            line-height: 1.7;
            margin-bottom: 25px;
        }

        .steps {
            list-style: none;
            margin-bottom: 20px;
        }

        .steps li {
            padding: 10px 0;
            padding-left: 30px;
            position: relative;
            font-size: 15px;
            color: #1d1d1f;
            line-height: 1.5;
        }

        .steps li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: #0099dd;
            font-weight: bold;
            font-size: 18px;
        }

        .note {
            background: white;
            padding: 18px;
            border-radius: 8px;
            border-left: 4px solid #0099dd;
            font-size: 14px;
            color: #1d1d1f;
            line-height: 1.6;
        }

        .troubleshoot-image img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        /* Support Section */
        .support-section {
            background: #0099dd;
            padding: 60px 5%;
            text-align: center;
            color: white;
        }

        .support-section h2 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 15px;
            text-transform: uppercase;
        }

        .support-section p {
            font-size: 17px;
            margin-bottom: 30px;
            opacity: 0.95;
        }

        .btn-support {
            background: white;
            color: #0099dd;
            padding: 16px 45px;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .btn-support:hover {
            transform: translateY(-3px) scale(1.05);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .hero-container,
            .troubleshoot-container {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-left {
                text-align: center;
            }

            .app-icon {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-buttons {
                justify-content: center;
            }

            .hero-left h1 {
                font-size: 36px;
            }

            .info-container h2 {
                font-size: 30px;
            }

            .troubleshoot-content h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 767px) {
            .smart-hero {
                padding: 60px 4%;
            }

            .hero-left h1 {
                font-size: 30px;
            }

            .hero-left p {
                font-size: 15px;
            }

            .app-icon {
                width: 75px;
                height: 75px;
            }

            .app-icon svg {
                width: 42px;
                height: 42px;
            }

            .hero-buttons {
                flex-direction: column;
                gap: 12px;
            }

            .btn-primary,
            .btn-secondary {
                width: 100%;
                padding: 13px 30px;
                font-size: 14px;
            }

            .info-section {
                padding: 60px 4%;
            }

            .info-container h2 {
                font-size: 26px;
            }

            .info-container p {
                font-size: 14px;
            }

            .platforms {
                gap: 12px;
            }

            .platform {
                padding: 8px 18px;
                font-size: 13px;
            }

            .troubleshoot-section {
                padding: 60px 4%;
            }

            .troubleshoot-content h2 {
                font-size: 22px;
            }

            .troubleshoot-intro,
            .steps li,
            .note {
                font-size: 14px;
            }

            .support-section {
                padding: 50px 4%;
            }

            .support-section h2 {
                font-size: 26px;
            }

            .support-section p {
                font-size: 15px;
            }

            .btn-support {
                padding: 14px 35px;
                font-size: 14px;
            }
        }

        @media (max-width: 479px) {
            .hero-left h1 {
                font-size: 26px;
            }

            .info-container h2 {
                font-size: 22px;
            }

            .troubleshoot-content h2 {
                font-size: 20px;
            }

            .support-section h2 {
                font-size: 22px;
            }
        }

/* Connection Screen Styles */
        .connection-container {
            background: linear-gradient(135deg, #0099dd 0%, #0077cc 100%);
            padding: 40px 5%;
            min-height: 100vh;
            display: flex;
            align-items: center;
            margin-top: -0.5in;
        }

        .connection-screen {
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
            color: white;
            padding: 35px 30px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            backdrop-filter: blur(10px);
        }

        .connection-screen h1 {
            font-size: 30px;
            font-weight: 300;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .connection-screen .subtitle {
            font-size: 14px;
            margin-bottom: 30px;
            opacity: 0.9;
        }

        .connection-animation {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 35px;
            margin: 30px 0;
        }

        /* Printer SVG */
        .printer-icon {
            width: 100px;
            height: 100px;
        }

        .printer-light {
            animation: blink 1s infinite;
        }

        @keyframes blink {
            0%, 50% { opacity: 1; }
            51%, 100% { opacity: 0.3; }
        }

        /* Loading Dots */
        .loading-dots {
            display: flex;
            gap: 8px;
        }

        .dot {
            width: 10px;
            height: 10px;
            background: white;
            border-radius: 50%;
            animation: bounce 1.4s infinite ease-in-out both;
        }

        .dot:nth-child(1) { animation-delay: -0.32s; }
        .dot:nth-child(2) { animation-delay: -0.16s; }
        .dot:nth-child(3) { animation-delay: 0s; }
        .dot:nth-child(4) { animation-delay: 0.16s; }
        .dot:nth-child(5) { animation-delay: 0.32s; }

        @keyframes bounce {
            0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
            40% { transform: scale(1.1); opacity: 1; }
        }

        /* WiFi SVG - Static with Fade Animation */
        .wifi-icon {
            width: 100px;
            height: 100px;
        }

        .wifi-arc {
            animation: wifi-fade 2s ease-in-out infinite;
        }

        .wifi-arc:nth-child(1) { animation-delay: 0s; }
        .wifi-arc:nth-child(2) { animation-delay: 0.4s; }
        .wifi-arc:nth-child(3) { animation-delay: 0.8s; }

        @keyframes wifi-fade {
            0%, 100% { opacity: 0.3; }
            50% { opacity: 1; }
        }

        .status-text {
            font-size: 18px;
            font-weight: 500;
            margin: 25px 0 15px;
        }

        .progress-bar {
            width: 100%;
            max-width: 400px;
            height: 4px;
            background: rgba(255, 255, 255, 0.3);
            border-radius: 2px;
            margin: 0 auto 15px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: white;
            border-radius: 2px;
            animation: progress 5s linear forwards;
            box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
        }

        @keyframes progress {
            from { width: 0%; }
            to { width: 100%; }
        }

        .device-message {
            font-size: 14px;
            opacity: 0.85;
        }

        /* Error Screen Styles */
        .error-container {
            display: none;
            background: linear-gradient(135deg, #0099dd 0%, #0077cc 100%);
            padding: 40px 5%;
            min-height: 100vh;
            align-items: center;
            margin-top: -0.5in;
        }

        .error-container.show {
            display: flex;
            animation: fadeIn 0.5s ease;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .error-screen {
            max-width: 560px;
            margin: 0 auto;
            background: white;
            padding: 28px 32px;
            border-radius: 16px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
            text-align: center;
            border-top: 6px solid #ff4444;
        }

        .error-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 2px solid #e5e5e7;
        }

        .error-title {
            font-size: 15px;
            color: #1d1d1f;
            font-weight: 500;
            flex: 1;
            text-align: left;
        }

        .hp-logo-img {
            width: 70px;
            height: auto;
            flex-shrink: 0;
            margin-left: 15px;
        }

        .error-icon-container {
            margin: 16px 0;
            padding: 12px;
            background: #f9f9fb;
            border-radius: 12px;
        }

        .error-printer-svg {
            width: 130px;
            height: 98px;
            margin: 0 auto;
        }

        .error-message {
            font-size: 14px;
            color: #1d1d1f;
            margin: 16px 0;
            line-height: 1.5;
        }

        .error-message strong {
            color: #ff4444;
            font-weight: 700;
            font-size: 18px;
            background: #fff5f5;
            padding: 2px 8px;
            border-radius: 4px;
        }

        .support-message {
            font-size: 17px;
            color: #0071e3;
            font-weight: 600;
            margin: 20px 0 16px;
        }

        .support-banner {
            background: linear-gradient(135deg, #0099dd, #0071e3);
            color: white;
            padding: 18px 22px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 16px;
            box-shadow: 0 4px 16px rgba(0, 113, 227, 0.3);
        }

        .support-logo-small {
            width: 65px;
            height: auto;
            flex-shrink: 0;
            background: white;
            padding: 8px;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        .support-text {
            text-align: left;
        }

        .support-text h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
            letter-spacing: 0.3px;
        }

        .support-text p {
            font-size: 13px;
            opacity: 0.95;
        }

        /* Responsive */
        @media (max-width: 767px) {
            .connection-container,
            .error-container {
                padding: 20px 4%;
            }

            .connection-screen,
            .error-screen {
                padding: 30px 25px;
            }

            .connection-screen h1 {
                font-size: 24px;
            }

            .connection-screen .subtitle {
                font-size: 13px;
            }

            .connection-animation {
                flex-direction: column;
                gap: 25px;
            }

            .printer-icon,
            .wifi-icon {
                width: 85px;
                height: 85px;
            }

            .error-header {
                flex-direction: column;
                gap: 12px;
            }

            .error-title {
                text-align: center;
            }

            .hp-logo-img {
                margin-left: 0;
            }

            .error-printer-svg {
                width: 120px;
                height: 90px;
            }

            .support-banner {
                flex-direction: column;
                text-align: center;
            }

            .support-text {
                text-align: center;
            }
        }

        @media (max-width: 479px) {
            .connection-screen h1 {
                font-size: 22px;
            }

            .error-title {
                font-size: 15px;
            }

            .error-message {
                font-size: 14px;
            }
        }

/* Additional styles for setup form page */
        .setup-hero {
            background: linear-gradient(135deg, #f5f5f7 0%, #e8e8ea 100%);
            padding: 80px 5%;
            min-height: 400px;
        }

        .setup-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }

        .setup-hero-content h1 {
            font-size: 42px;
            font-weight: 600;
            color: #1d1d1f;
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .setup-hero-content p {
            font-size: 17px;
            color: #6e6e73;
            line-height: 1.7;
            margin-bottom: 15px;
        }

        .setup-hero-image {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .setup-hero-image img {
            max-width: 100%;
            height: auto;
            filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.1));
        }

        .setup-form-section {
            background: white;
            padding: 80px 5%;
        }

        .setup-form-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .form-left h2 {
            font-size: 28px;
            font-weight: 600;
            color: #1d1d1f;
            margin-bottom: 20px;
        }

        .form-left p {
            font-size: 16px;
            color: #6e6e73;
            line-height: 1.7;
            margin-bottom: 25px;
        }

        .radio-group {
            margin: 30px 0;
        }

        .radio-option {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
            font-size: 16px;
            color: #1d1d1f;
        }

        .radio-option input[type="radio"] {
            width: 20px;
            height: 20px;
            margin-right: 12px;
            cursor: pointer;
            accent-color: #0071e3;
        }

        .form-box {
            background: #f5f5f7;
            padding: 50px;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .form-box h3 {
            font-size: 20px;
            font-weight: 600;
            color: #1d1d1f;
            margin-bottom: 25px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: #1d1d1f;
            margin-bottom: 8px;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 14px 18px;
            border: 1px solid #d6d6d6;
            border-radius: 8px;
            font-size: 15px;
            font-family: inherit;
            transition: all 0.3s ease;
            background: white;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #0071e3;
            box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .additional-fields {
            display: none;
            animation: slideDown 0.3s ease;
        }

        .additional-fields.show {
            display: block;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .submit-btn {
            width: 100%;
            background: #0071e3;
            color: white;
            padding: 16px;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-top: 10px;
        }

        .submit-btn:hover {
            background: #0077ed;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 113, 227, 0.3);
        }

        .submit-btn:disabled {
            background: #d6d6d6;
            cursor: not-allowed;
            transform: none;
        }

        .loading {
            display: none;
            text-align: center;
            color: #0071e3;
            font-size: 14px;
            margin-top: 10px;
        }

        .loading.show {
            display: block;
        }

        .printer-images-right {
            display: flex;
            flex-direction: column;
            gap: 30px;
            align-items: center;
        }

        .printer-images-right img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.1));
        }

        .info-section {
            background: #f5f5f7;
            padding: 60px 5%;
            text-align: center;
        }

        .info-section p {
            max-width: 1200px;
            margin: 0 auto;
            font-size: 16px;
            color: #6e6e73;
            line-height: 1.8;
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .setup-hero-grid,
            .setup-form-container {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .setup-hero-content h1 {
                font-size: 36px;
            }

            .form-box {
                padding: 40px 30px;
            }

            .printer-images-right {
                flex-direction: row;
                justify-content: center;
            }

            .printer-images-right img {
                max-width: 45%;
            }
        }

        @media (max-width: 767px) {
            .setup-hero {
                padding: 60px 4%;
            }

            .setup-hero-content h1 {
                font-size: 28px;
            }

            .setup-hero-content p {
                font-size: 15px;
            }

            .setup-form-section {
                padding: 60px 4%;
            }

            .form-left h2 {
                font-size: 24px;
            }

            .form-box {
                padding: 30px 20px;
            }

            .form-box h3 {
                font-size: 18px;
            }

            .printer-images-right {
                flex-direction: column;
            }

            .printer-images-right img {
                max-width: 100%;
            }

            .info-section {
                padding: 50px 4%;
            }

            .info-section p {
                font-size: 14px;
            }
        }

        @media (max-width: 479px) {
            .setup-hero-content h1 {
                font-size: 24px;
            }

            .form-left h2 {
                font-size: 22px;
            }

            .form-box {
                padding: 25px 15px;
            }
        }