/* Extracted from index.html - functionality unchanged */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Poppins',sans-serif;
    scroll-behavior:smooth;
}

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden !important;
    background:#fff8f2;
    color:#333;
}

/* ================= HEADER ================= */
header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    background:linear-gradient(135deg, #500000, #800000);
    box-shadow:0 4px 30px rgba(0,0,0,0.25);
    z-index:999;
}

.container{
    width:95%;
    max-width:1450px;
    margin:auto;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:10px 0;
}

.logo{
    display:flex;
    align-items:center;
    gap:10px;
}

.logo img{
    width:42px;
    height:42px;
    border-radius:50%;
    background:white;
    padding:2px;
    border:2px solid #FFD700;
}

.logo h2{
    font-size:15px;
    color:#FFD700;
    font-weight:700;
    letter-spacing:0.5px;
    line-height: 1.2;
}

.logo p{
    font-size:9px;
    color:#f5f5f5;
    letter-spacing:0.5px;
}

nav{
    display:flex;
    align-items:center;
    gap:18px;
}

nav a{
    text-decoration:none;
    color:white;
    font-weight:500;
    font-size:14px;
    transition:.3s;
    cursor: pointer;
}

nav a:hover{
    color:#FFD700;
}

/* Notice Button in Header */
.notice-header-btn {
    background: linear-gradient(135deg, #ff8c00, #ff4500);
    color: white !important;
    border: none;
    padding: 5px 12px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 20px;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(255, 69, 0, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: 0.3s;
    animation: bounceNotice 2s infinite;
}

.notice-header-btn:hover {
    background: linear-gradient(135deg, #ff4500, #e03d00);
    transform: translateY(-2px);
}

@keyframes bounceNotice {
    0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
    40% {transform: translateY(-3px);}
    60% {transform: translateY(-1.5px);}
}

/* Notice Modal Styling */
.notice-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 99999;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.notice-content {
    background: #ffffff;
    max-width: 650px;
    width: 100%;
    border-radius: 20px;
    padding: 25px;
    position: relative;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    text-align: left;
    border-top: 6px solid #800000;
    animation: scaleIn 0.3s ease;
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.notice-content h2 {
    color: #800000;
    margin-bottom: 15px;
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.notice-content p, .notice-content li {
    font-size: 14px;
    color: #444;
    line-height: 1.7;
    margin-bottom: 10px;
}

.notice-content ul {
    padding-left: 20px;
    margin-bottom: 15px;
}

.close-notice {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 24px;
    color: #800000;
    cursor: pointer;
    font-weight: bold;
    transition: 0.3s;
}

.close-notice:hover {
    color: #000;
}

.login-btn{
    background:#FFD700;
    color:#800000 !important;
    padding:6px 18px;
    border-radius:30px;
    font-weight:bold;
    box-shadow:0 4px 15px rgba(255,215,0,0.3);
    transition:0.3s;
    cursor: pointer;
}

.login-btn:hover{
    background:#fff;
    transform:translateY(-2px);
}

.menu-btn{
    display:none;
    font-size:24px;
    color:white;
    cursor:pointer;
}

/* ================= HERO ================= */
.hero{
    margin-top:65px;
    min-height:85vh;
    background:linear-gradient(135deg,#500000,#800000,#b8860b,#ffd700);
    background-size:300% 300%;
    animation:gradientBG 12s ease infinite;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:60px 5%;
    max-width: 100%;
    color:#fff;
    position:relative;
    overflow:hidden;
}

@keyframes gradientBG{
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-left{
    width:55%;
    padding-left: 3%;
}

.badge{
    display:inline-block;
    background:#FFD700;
    color:#800000;
    padding:6px 18px;
    border-radius:30px;
    font-weight:bold;
    font-size:13px;
    margin-bottom:15px;
    box-shadow:0 4px 15px rgba(0,0,0,0.2);
}

.hero-left h1{
    font-size:42px;
    margin-bottom:15px;
    line-height:1.2;
    text-shadow:0 2px 10px rgba(0,0,0,0.3);
}

.hero-left p{
    font-size:16px;
    line-height:1.7;
    color:#fcfcfc;
}

.hero-buttons{
    margin-top:25px;
    display:flex;
    flex-wrap:wrap;
    gap:12px;
}

.start-btn, .demo-btn{
    display:inline-block;
    padding:12px 28px;
    text-decoration:none;
    border-radius:40px;
    font-weight:bold;
    transition:0.3s;
    text-align:center;
    cursor: pointer;
}

.start-btn{
    background:#FFD700;
    color:#800000;
    box-shadow:0 6px 20px rgba(0,0,0,0.25);
}

.start-btn:hover{
    background:#fff;
    transform:translateY(-3px);
}

.demo-btn{
    border:2px solid #fff;
    color:#fff;
}

.demo-btn:hover{
    background:rgba(255,255,255,0.15);
    transform:translateY(-3px);
}

.hero-right{
    width:40%;
    display:flex;
    justify-content:center;
    align-items:center;
    gap:15px;
    padding-right: 3%;
}

.person-card{
    background:#fff;
    padding:10px;
    border-radius:20px;
    box-shadow:0 15px 40px rgba(0,0,0,0.3);
    transition:0.3s;
}

.person-card:hover{
    transform:translateY(-6px);
}

.person-card img{
    width:150px;
    height:220px;
    object-fit:cover;
    border-radius:14px;
}

.person-card p{
    text-align:center;
    margin-top:8px;
    color:#800000;
    font-weight:bold;
    font-size:14px;
}

.heart{
    font-size:32px;
    animation:pulse 1.5s infinite;
}

@keyframes pulse{
    50%{ transform:scale(1.3); }
}

/* ================= SECTION COMMON ================= */
.section-tag{
    display:inline-block;
    background:#800000;
    color:#FFD700;
    padding:6px 16px;
    border-radius:30px;
    font-size:12px;
    font-weight:600;
    margin-bottom:12px;
    box-shadow:0 4px 10px rgba(0,0,0,0.1);
}

.section-title{
    font-size:32px;
    color:#800000;
    margin-bottom:12px;
}

.section-text{
    font-size:15px;
    color:#666;
    margin-bottom:35px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.coming-soon-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff8c00, #ff4500);
    color: white;
    font-size: 9px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 10px;
    margin-top: 8px;
    text-transform: uppercase;
}

/* ================= QUESTION + SOLUTION SECTION ================= */
.problem-solution-section {
    padding: 70px 5%;
    background: #ffffff;
}

.ps-container {
    max-width: 1150px;
    margin: auto;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.problem-box {
    background: #fff8f2;
    border: 1px solid #f2e2d0;
    border-radius: 20px;
    padding: 35px 30px;
    box-shadow: 0 10px 30px rgba(128, 0, 0, 0.04);
}

.problem-box h2 {
    color: #800000;
    font-size: 26px;
    margin-bottom: 10px;
}

.ps-subtitle {
    font-size: 15px;
    color: #555;
    margin-bottom: 20px;
    font-weight: 500;
}

.problem-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.problem-list li {
    font-size: 14px;
    color: #444;
    background: #ffffff;
    padding: 12px 18px;
    border-radius: 12px;
    border-left: 4px solid #ff4500;
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.solution-box {
    background: linear-gradient(135deg, #500000, #800000);
    color: #ffffff;
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 15px 40px rgba(128, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.solution-badge {
    display: inline-block;
    background: #FFD700;
    color: #800000;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 13px;
    margin-bottom: 12px;
}

.solution-box h2 {
    color: #FFD700;
    font-size: 32px;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.solution-intro {
    font-size: 15px;
    color: #f5f5f5;
    margin-bottom: 20px;
}

.solution-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 12px;
}

.solution-list li {
    font-size: 13.5px;
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    padding: 14px 18px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    line-height: 1.5;
}

.ps-footer-quote {
    margin-top: 30px;
    background: rgba(255, 215, 0, 0.15);
    border: 1px solid rgba(255, 215, 0, 0.4);
    padding: 18px 20px;
    border-radius: 14px;
    text-align: center;
}

.ps-footer-quote p {
    font-size: 14.5px;
    color: #FFD700;
    font-weight: 600;
    font-style: italic;
    margin: 0;
}

/* ================= VIDEO DEMO ================= */
.preview{
    padding:80px 5%;
    background: linear-gradient(135deg, #fff8f2 0%, #fff2e6 100%);
    text-align:center;
    max-width: 1550px;
    margin: auto;
}

/* ================= APPLICATION PREVIEW ================= */
.preview-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:25px;
    margin-top: 30px;
}

.preview-card{
    background: #ffffff;
    padding: 22px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(128, 0, 0, 0.08);
    transition: all 0.4s ease;
    border: 1px solid #f2e2d0;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.preview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #800000, #FFD700);
}

.preview-card:hover{
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(128,0,0,0.15);
    border-color: #FFD700;
}

.preview-card .desktop-img { 
    display: block; 
    width: 100%; 
    height: 200px; 
    object-fit: cover; 
    border-radius: 12px; 
    margin-bottom: 15px; 
    cursor: pointer; 
    transition: transform 0.4s ease; 
    border: 1px solid #eee;
}

.preview-card .mobile-img { 
    display: none; 
    width: 100%; 
    max-width: 180px;
    height: 310px;
    object-fit: contain; 
    border-radius: 12px; 
    margin-bottom: 15px; 
    cursor: pointer; 
    transition: transform 0.4s ease; 
    background: #111; 
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

@media(max-width: 900px) {
    .preview-card .desktop-img { display: none !important; }
    .preview-card .mobile-img { display: block !important; }
    .preview-grid { grid-template-columns: 1fr; }
}

.preview-card h3{
    color: #800000;
    margin-bottom: 8px;
    font-size: 18px;
    font-weight: 700;
    text-align: left;
}

.preview-card ul{
    padding-left: 16px;
    text-align: left;
    line-height: 1.6;
    font-size: 13px;
    color: #555;
    margin-top: 6px;
}

.preview-card li{
    margin-bottom: 5px;
}

/* ================= FEATURES ================= */
.features {
    padding: 80px 5%;
    background: #ffffff;
    text-align: center;
    max-width: 1550px;
    margin: auto;
}

.feature-grid-modern {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 35px;
    text-align: left;
}

.feature-box {
    background: #fff8f2;
    padding: 24px;
    border-radius: 20px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.03);
    border: 1px solid #f0e0d0;
    transition: all 0.35s ease-in-out;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.feature-box:hover {
    transform: translateY(-5px);
    background: #800000;
    color: #fff;
    border-color: #800000;
    box-shadow: 0 12px 30px rgba(128,0,0,0.2);
}

.feature-icon {
    font-size: 26px;
    background: #fff;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    flex-shrink: 0;
    transition: 0.3s;
}

.feature-box:hover .feature-icon {
    background: #FFD700;
    color: #800000;
}

.feature-info h3 {
    font-size: 17px;
    color: #800000;
    margin-bottom: 5px;
    font-weight: 600;
    transition: 0.3s;
}

.feature-box:hover .feature-info h3 {
    color: #FFD700;
}

.feature-info p {
    font-size: 13px;
    line-height: 1.5;
    color: #555;
    transition: 0.3s;
}

.feature-box:hover .feature-info p {
    color: #f5f5f5;
}

/* ================= WHY CHOOSE US ================= */
.why{
    padding: 80px 5%;
    background: #fff8f2;
    text-align: center;
}

.why-content{
    max-width: 1400px;
    margin: auto;
}

.why-grid{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 22px;
    margin-top: 35px;
    text-align: left;
}

.why-card{
    background: #ffffff;
    padding: 22px;
    border-radius: 18px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.03);
    border: 1px solid #f0e0d0;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    transition: 0.3s ease-in-out;
}

.why-card:hover{
    transform: translateY(-5px);
    background: #800000;
    color: #fff;
    border-color: #800000;
    box-shadow: 0 12px 30px rgba(128,0,0,0.18);
}

.why-icon {
    font-size: 22px;
    background: #fff8f2;
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    box-shadow: 0 3px 8px rgba(0,0,0,0.05);
    flex-shrink: 0;
    transition: 0.3s;
    color: #800000;
}

.why-card:hover .why-icon {
    background: #FFD700;
    color: #800000;
}

.why-info h3 {
    font-size: 16px;
    color: #800000;
    margin-bottom: 3px;
    font-weight: 600;
    transition: 0.3s;
}

.why-card:hover .why-info h3 {
    color: #FFD700;
}

.why-info p {
    font-size: 13px;
    color: #555;
    line-height: 1.5;
    transition: 0.3s;
}

.why-card:hover .why-info p {
    color: #f5f5f5;
}

/* ================= ABOUT US ================= */
.about{
    padding: 80px 5%;
    background: #ffffff;
    text-align: center;
}

.about-container{
    max-width: 1400px;
    margin: auto;
}

.about-main-box {
    background: #fff8f2;
    padding: 35px;
    border-radius: 22px;
    box-shadow: 0 12px 35px rgba(128,0,0,0.05);
    border: 1px solid #f2e2d0;
    text-align: left;
    margin-bottom: 35px;
}

.about-main-box h3 {
    font-size: 24px;
    color: #800000;
    margin-bottom: 12px;
    font-weight: 700;
}

.about-main-box p {
    font-size: 15px;
    line-height: 1.7;
    color: #555;
    margin-bottom: 12px;
}

.about-highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 25px;
}

.about-feature-item {
    background: #ffffff;
    padding: 20px;
    border-radius: 16px;
    border-left: 5px solid #800000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    border: 1px solid #f2e2d0;
}

.about-feature-item h4 {
    font-size: 15px;
    color: #800000;
    margin-bottom: 5px;
}

.about-feature-item p {
    font-size: 12px;
    color: #666;
    margin-bottom: 0;
    line-height: 1.4;
}

.about-btn-container {
    margin-top: 25px;
    text-align: center;
}

.about-btn{
    display:inline-block;
    padding:12px 32px;
    background:#800000;
    color:white;
    text-decoration:none;
    border-radius:40px;
    font-weight:bold;
    transition:0.3s;
    box-shadow:0 5px 15px rgba(128,0,0,0.2);
    cursor: pointer;
}

.about-btn:hover{
    background:#FFD700;
    color:#800000;
    transform:translateY(-2px);
}

/* ================= DEVELOPER SECTION ================= */
.developer{
    padding:80px 5%;
    background:#fff8f2;
}

.developer-box{
    max-width:1150px;
    margin:auto;
    display:flex;
    align-items:center;
    gap:40px;
    background:#ffffff;
    padding:40px;
    border-radius:22px;
    box-shadow:0 12px 35px rgba(128,0,0,0.08);
    border: 1px solid #f2e2d0;
}

.developer-img img{
    width:200px;
    height:250px;
    object-fit:cover;
    border-radius:16px;
    border:4px solid #800000;
    box-shadow:0 8px 25px rgba(0,0,0,0.15);
}

.developer-content h2{
    font-size:30px;
    color:#800000;
    margin-bottom:4px;
}

.developer-content h3{
    font-size:15px;
    color:#b8860b;
    margin-bottom:10px;
    font-weight:600;
}

.developer-content p{
    font-size:14px;
    line-height:1.6;
    color:#555;
    margin-bottom:10px;
}

.quote{
    background:#fff8f2;
    padding:14px;
    border-left:4px solid #FFD700;
    border-radius:10px;
    font-style:italic;
    font-size:13px;
    color:#444;
    margin-top:12px;
    line-height:1.5;
    border: 1px solid #f2e2d0;
}

.social-links {
    margin-top: 15px;
    display: flex;
    gap: 10px;
}

.social-links a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 38px;
    height: 38px;
    background: #800000;
    color: #FFD700;
    border-radius: 50%;
    font-size: 15px;
    text-decoration: none;
    box-shadow: 0 3px 8px rgba(0,0,0,0.15);
    transition: 0.3s;
}

.social-links a:hover {
    background: #FFD700;
    color: #800000;
    transform: translateY(-3px);
}

/* ================= FAQ ================= */
.faq{
    padding: 80px 5%;
    background: #ffffff;
    text-align: center;
}

.faq-container{
    max-width: 1050px;
    margin: 35px auto 0;
    text-align: left;
}

.faq-card {
    background: #fff8f2;
    margin-bottom: 15px;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    border: 1px solid #f0e0d0;
    overflow: hidden;
    transition: 0.3s;
}

.faq-card details {
    padding: 18px 22px;
    cursor: pointer;
}

.faq-card summary {
    font-size: 17px;
    font-weight: 600;
    color: #800000;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-card summary::-webkit-details-marker {
    display: none;
}

.faq-card summary::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 13px;
    color: #800000;
    transition: 0.3s;
}

.faq-card details[open] summary::after {
    transform: rotate(180deg);
}

.faq-content-box {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #f0e0d0;
}

.faq-content-box p {
    font-size: 14px;
    color: #444;
    line-height: 1.5;
    margin-bottom: 6px;
}

/* ================= CONTACT ================= */
.contact{
    padding:80px 5%;
    background:#fff8f2;
    text-align:center;
}

.contact-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:22px;
    margin-top:30px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.contact-card{
    background:white;
    padding:28px;
    border-radius:18px;
    box-shadow:0 8px 22px rgba(0,0,0,0.04);
    transition:.3s;
    border: 1px solid #f2e2d0;
}

.contact-card:hover{
    transform:translateY(-6px);
    box-shadow: 0 12px 30px rgba(128,0,0,0.08);
}

.contact-card h3{
    color:#800000;
    margin-bottom:6px;
    font-size:18px;
}

.contact-card p{
    color:#555;
    font-size:15px;
}

/* ================= LEGAL MODAL ================= */
.legal-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    z-index: 99999;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.legal-content {
    background: #ffffff;
    max-width: 750px;
    width: 100%;
    max-height: 85vh;
    border-radius: 18px;
    padding: 30px;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    text-align: left;
}

.legal-content h2 {
    color: #800000;
    margin-bottom: 12px;
    font-size: 22px;
}

.legal-content h3 {
    color: #500000;
    margin-top: 18px;
    margin-bottom: 5px;
    font-size: 15px;
    font-weight: 600;
}

.legal-content p, .legal-content li {
    font-size: 13px;
    color: #555;
    line-height: 1.6;
    margin-bottom: 6px;
}

.close-legal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 24px;
    color: #800000;
    cursor: pointer;
    font-weight: bold;
    transition: 0.3s;
}

.close-legal:hover {
    color: #000;
}

/* ================= FOOTER ================= */
footer{
    background:#500000;
    color:white;
    padding:60px 6% 20px;
    margin-top:40px;
}

.footer-container{
    display:grid;
    grid-template-columns:2fr 1fr 1fr;
    gap:35px;
    max-width: 1350px;
    margin: auto;
}

.footer-container h2, .footer-container h3{
    color:#FFD700;
    margin-bottom:10px;
}

.footer-container a{
    color:white;
    text-decoration:none;
    line-height:1.8;
    font-size:14px;
}

.footer-container a:hover{
    color:#FFD700;
}

footer hr{
    margin:25px auto;
    border:1px solid rgba(255,255,255,0.15);
    max-width: 1350px;
}

.copyright{
    text-align:center;
    color:#ddd;
    font-size:13px;
}

/* WhatsApp Floating & Scroll Top */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    font-size: 26px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: 0.3s;
}

.whatsapp-float:hover {
    background-color: #20ba5a;
    transform: scale(1.1);
    color: white;
}

#scrollTopBtn {
    position: fixed;
    bottom: 78px;
    right: 20px;
    display: none;
    background-color: #800000;
    color: #FFD700;
    border: 2px solid #FFD700;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    font-size: 16px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 9999;
    transition: 0.3s;
    align-items: center;
    justify-content: center;
}

#scrollTopBtn:hover {
    background-color: #FFD700;
    color: #800000;
    transform: translateY(-3px);
}

/* Lightbox */
.lightbox{
    display:none;
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background:rgba(0,0,0,0.9);
    justify-content:center;
    align-items:center;
    z-index:99999;
    cursor:pointer;
}

.lightbox img{
    max-width:90%;
    max-height:90%;
    border-radius:15px;
    box-shadow:0 20px 50px rgba(255,255,255,0.25);
}

/* ================= MOBILE RESPONSIVE FIXES ================= */
@media(max-width:900px){
    .container { width: 95%; padding: 8px 0; }
    
    .logo img { width: 36px; height: 36px; }
    .logo h2 { font-size: 13px; }
    .logo p { font-size: 8px; }
    
    .notice-header-btn { padding: 4px 8px; font-size: 10px; }
    .menu-btn { font-size: 20px; display: block; }

    .hero{ 
        flex-direction:column; 
        text-align:center; 
        padding:40px 4% 30px; 
        margin-top:55px; 
        min-height:auto; 
    }
    .hero-left, .hero-right{ width:100%; padding-left: 0; padding-right: 0; }
    .hero-right{ margin-top:20px; gap:10px; }
    .hero-left h1{ font-size:26px; }
    .hero-left p { font-size:13px; line-height: 1.6; }
    .hero-buttons { justify-content: center; gap: 8px; }
    .start-btn, .demo-btn { padding: 10px 22px; font-size: 13px; }

    .preview, .features, .why, .about, .faq, .contact, .developer { padding: 40px 4%; }
    nav{ 
        display:flex; 
        flex-direction:column; 
        position:absolute; 
        top:55px; 
        left:-100%; 
        width:100%; 
        background:linear-gradient(135deg, #500000, #800000); 
        padding:20px; 
        gap:14px; 
        box-shadow:0 15px 30px rgba(0,0,0,0.3); 
        transition: 0.4s ease-in-out; 
        border-bottom-left-radius: 16px; 
        border-bottom-right-radius: 16px; 
    }
    nav.show{ left: 0; }
    .section-title { font-size: 22px; }
    .developer-box{ flex-direction:column; text-align:center; padding: 20px; gap: 15px; }
    .developer-img img { width: 160px; height: 200px; }
    .social-links { justify-content: center; }
    .footer-container{ grid-template-columns:1fr; text-align:center; gap: 20px; }
    .person-card img { width: 110px; height: 155px; }
    .heart { font-size: 24px; }
    .problem-solution-section { padding: 40px 4%; }
    .problem-box, .solution-box { padding: 25px 18px; }
    .problem-box h2 { font-size: 21px; }
    .solution-box h2 { font-size: 26px; }
    .solution-list { grid-template-columns: 1fr; }
}