:root {
    --primary: #FF6B35;
    --bg-dark: #09090b;
    --text-main: #FFFFFF;
    --text-muted: #a1a1aa;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 5vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: rgba(9, 9, 11, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.logo-img {
    height: 28px;
    width: auto;
    display: block;
}

.btn-buy {
    background: #FFFFFF;
    color: #000000;
    padding: 10px 20px;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn-buy:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

/* HERO SECTION */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to bottom, rgba(9, 9, 11, 0.3) 0%, rgba(9, 9, 11, 1) 100%);
    z-index: 1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transform: scale(1.05);
    transition: transform 3s ease-out;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 10;
    padding: 0 20px;
}

.hero-title {
    font-size: clamp(60px, 8vw, 100px);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 30px;
}

.highlight {
    background: linear-gradient(135deg, #FF6B35, #FFA17A);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(20px, 3vw, 28px);
    color: var(--text-muted);
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
}

/* STICKY ANATOMY SECTION */
.anatomy-section {
    position: relative;
    padding-top: 20vh;
    background: linear-gradient(to bottom, var(--bg-dark) 0%, #0c0c0f 100%);
}

.sticky-container {
    display: flex;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    padding: 0 5vw;
}

.sticky-visual {
    position: sticky;
    top: 20vh;
    height: 60vh;
    width: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.sticky-visual::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.12) 0%, transparent 70%);
    z-index: 0;
    filter: blur(40px);
}

.sticky-visual img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    z-index: 1;
    filter: drop-shadow(0 0 40px rgba(255, 107, 53, 0.15));
}

.scrolling-content {
    width: 45%;
    padding: 20vh 0 40vh 0;
}

.step {
    margin-bottom: 40vh;
}

.step h3 {
    font-size: 44px;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.step p {
    font-size: 22px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* AI SECTION */
.ai-section {
    padding: 20vh 5vw;
    background: radial-gradient(circle at 50% 0%, #15151a 0%, #0c0c0f 80%);
    display: flex;
    flex-direction: column;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.ai-container {
    max-width: 1200px;
    width: 100%;
    text-align: center;
}

.section-title {
    font-size: clamp(48px, 6vw, 72px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 30px;
}

/* PRO BADGE */
.pro-badge {
    font-size: clamp(12px, 2vw, 18px);
    background: linear-gradient(135deg, #FF6B35, #FFA17A);
    color: #FFFFFF;
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: 700;
    vertical-align: middle;
    position: relative;
    top: -12px;
    left: 4px;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
    white-space: nowrap;
}

.ai-text p {
    font-size: clamp(18px, 2.5vw, 24px);
    color: var(--text-muted);
    margin-bottom: 60px;
    line-height: 1.6;
}

/* AI PHONE MOCKUPS */
.ai-mockups {
    position: relative;
    height: 600px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 40px;
    perspective: 1000px;
}

.mockup-phone {
    width: 280px;
    height: 580px;
    background: #000;
    border-radius: 44px;
    position: absolute;
    box-shadow: 0 30px 60px rgba(0,0,0,0.8), inset 0 0 2px rgba(255,255,255,0.2);
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    border: 8px solid #1a1a1a;
    overflow: hidden;
}

/* iPhone Notch/Dynamic Island */
.mockup-phone::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 22px;
    background: #000;
    border-radius: 12px;
    z-index: 10;
}

/* Glass Reflection */
.mockup-phone::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0) 50%
    );
    transform: translateX(-100%) rotate(-15deg);
    pointer-events: none;
    z-index: 5;
    transition: transform 0.6s ease;
}

.ai-mockups:hover .mockup-phone::after {
    transform: translateX(-30%) rotate(-15deg);
}

.mockup-phone img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 36px;
}

/* Overlapping configuration */
.phone-left {
    transform: translateX(-220px) translateY(40px) rotate(-12deg) scale(0.85);
    z-index: 1;
    filter: brightness(0.7);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.phone-right {
    transform: translateX(220px) translateY(40px) rotate(12deg) scale(0.85);
    z-index: 1;
    filter: brightness(0.7);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.phone-center {
    transform: translateX(0) translateY(0) scale(1.05);
    z-index: 3;
    box-shadow: 0 40px 80px rgba(255, 107, 53, 0.15);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.ai-mockups:hover .phone-left {
    transform: translateX(-260px) translateY(20px) rotate(-16deg) scale(0.9);
    filter: brightness(0.9);
}

.ai-mockups:hover .phone-right {
    transform: translateX(260px) translateY(20px) rotate(16deg) scale(0.9);
    filter: brightness(0.9);
}

.ai-mockups:hover .phone-center {
    transform: translateX(0) translateY(-20px) scale(1.1);
}


/* EVIDENCE SECTION */
.evidence-section {
    padding: 15vh 5vw;
    background: #09090b;
    position: relative;
    overflow: hidden;
}

.evidence-container {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.magazine-layout {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: -40px; /* Overlap cards */
    margin-top: 80px;
    height: 500px;
    perspective: 2000px;
}

.magazine-card {
    width: 260px;
    aspect-ratio: 3/4;
    background: #1c1c1e;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    cursor: pointer;
}

.magazine-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Fan out effect */
.m-1 { transform: translateX(80px) rotate(-15deg) translateZ(-100px); z-index: 1; }
.m-2 { transform: translateX(40px) rotate(-8deg) translateZ(-50px); z-index: 2; }
.m-3 { transform: translateX(0) rotate(0deg) translateZ(0); z-index: 3; }
.m-4 { transform: translateX(-40px) rotate(8deg) translateZ(-50px); z-index: 2; }
.m-5 { transform: translateX(-80px) rotate(15deg) translateZ(-100px); z-index: 1; }
.m-6 { transform: translateX(-120px) rotate(22deg) translateZ(-150px); z-index: 0; }

.magazine-layout:hover .magazine-card {
    gap: 20px;
    transform: translateX(0) rotate(0) translateZ(-50px);
    opacity: 0.5;
    filter: blur(2px);
}

.magazine-layout .magazine-card:hover {
    transform: scale(1.15) translateZ(100px) rotate(0);
    z-index: 10;
    opacity: 1;
    filter: blur(0);
    box-shadow: 0 30px 60px rgba(255, 107, 53, 0.3);
    border-color: var(--primary);
}

/* PRICING SECTION */
.pricing-section {
    padding: 15vh 5vw;
    background: linear-gradient(to bottom, #09090b 0%, #0f0f12 100%);
    display: flex;
    justify-content: center;
}

.pricing-container {
    max-width: 1200px;
    width: 100%;
}

.pricing-header {
    text-align: center;
    margin-bottom: 80px;
}

.pricing-header p {
    font-size: 20px;
    color: var(--text-muted);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: stretch;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 32px;
    padding: 60px 40px;
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}

.pro-card {
    border: 1px solid rgba(255, 107, 53, 0.3);
    background: radial-gradient(circle at top right, rgba(255, 107, 53, 0.05), transparent 60%);
    box-shadow: 0 40px 100px rgba(0,0,0,0.5), 0 0 40px rgba(255, 107, 53, 0.05);
}

.pro-card:hover {
    border-color: var(--primary);
    box-shadow: 0 40px 100px rgba(0,0,0,0.6), 0 0 60px rgba(255, 107, 53, 0.1);
}

.card-badge {
    position: absolute;
    top: -15px;
    right: 40px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: rgba(255, 255, 255, 0.9);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    line-height: 1;
}

.pro-card .card-badge {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(255, 107, 53, 0.1);
}


.card-price {
    font-size: 64px;
    font-weight: 800;
    margin-bottom: 4px;
    letter-spacing: -2px;
}

.card-price .unit {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0;
    margin-left: 8px;
}

.card-desc {
    color: var(--text-muted);
    font-size: 18px;
    margin-bottom: 32px;
}

.card-features {
    list-style: none;
    margin-bottom: 60px;
    flex-grow: 1;
}

.card-features li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 18px;
    font-size: 17px;
    color: rgba(255,255,255,0.9);
}

.icon-check {
    width: 20px;
    height: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
}

.icon-check::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 4px;
    width: 5px;
    height: 10px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.pro-card .icon-check {
    background: rgba(255, 107, 53, 0.2);
}

.pro-card .icon-check::after {
    border-color: var(--primary);
}

.update-tag {
    font-size: 11px;
    background: rgba(255, 107, 53, 0.15);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    margin-left: 8px;
    border: 1px solid rgba(255, 107, 53, 0.2);
}

.btn-card {
    display: block;
    width: 100%;
    padding: 20px;
    border-radius: 16px;
    text-align: center;
    text-decoration: none;
    font-weight: 700;
    font-size: 18px;
    background: rgba(255,255,255,0.05);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.btn-card:hover {
    background: rgba(255,255,255,0.1);
    transform: scale(1.02);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    border: none;
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
    background: #ff7b4d;
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4);
}

/* CTA SECTION */
.cta-section {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: radial-gradient(circle at 50% 100%, rgba(255, 107, 53, 0.08) 0%, #09090b 70%);
}

.cta-section h2 {
    font-size: clamp(40px, 5vw, 64px);
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.cta-section p {
    font-size: clamp(18px, 2vw, 24px);
    color: var(--text-muted);
    margin-bottom: 50px;
}

.qrcode-container {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.qrcode-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.qrcode-placeholder, .qrcode-img {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
    border-radius: 24px;
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    color: rgba(255,255,255,0.5);
    font-size: 16px;
    font-weight: 500;
    object-fit: contain;
    padding: 10px;
    background: #FFFFFF; /* QR codes usually look better on white background for scanning */
}

.qr-text {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 500;
}

.privacy-section {
    padding: 80px 24px 120px;
    background: #080808;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.privacy-container {
    max-width: 1040px;
    margin: 0 auto;
    color: var(--text-light);
}

.privacy-container h2 {
    font-size: clamp(30px, 4vw, 48px);
    margin-bottom: 10px;
}

.privacy-updated {
    color: var(--accent-color);
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 28px;
}

.privacy-container p {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.8;
}

.privacy-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 40px;
    margin: 36px 0;
}

.privacy-grid h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.privacy-contact {
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ANIMATIONS */
.fade-up {
    opacity: 0;
    padding-top: 40px;
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), padding-top 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
    opacity: 1;
    padding-top: 0;
}

.delay {
    transition-delay: 0.2s;
}

.scale-up {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 1.5s cubic-bezier(0.16, 1, 0.3, 1), transform 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.scale-up.visible {
    opacity: 1;
    transform: scale(1);
}

/* RESPONSIVE DESIGN */
@media (max-width: 900px) {
    .sticky-container {
        flex-direction: column;
    }
    .sticky-visual {
        position: relative;
        top: 0;
        width: 100%;
        height: 40vh;
        margin-bottom: 10vh;
    }
    .scrolling-content {
        width: 100%;
        padding: 0;
    }
    .step {
        margin-bottom: 15vh;
        text-align: center;
    }
    .step h3 {
        font-size: 32px;
    }
    
    .ai-mockups {
        height: 500px;
        transform: scale(0.8);
    }
    
    .magazine-layout {
        height: 400px;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-top: 40px;
        perspective: 1000px;
        transform: scale(0.7); /* Scale down the whole fan to fit mobile */
    }
    .magazine-card {
        width: 200px;
        aspect-ratio: 3/4;
        position: relative;
    }
    /* Keep the fan-out positions but they will be scaled by the parent */
    .magazine-layout .magazine-card {
        opacity: 1;
        filter: none;
    }

    /* PRICING SECTION RESPONSIVE */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .pricing-card {
        padding: 40px 30px;
    }
    .card-price {
        font-size: 48px;
    }

    .privacy-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .navbar {
        padding: 15px 20px;
    }
    .logo-img {
        height: 22px;
    }
    .btn-buy {
        padding: 8px 16px;
        font-size: 12px;
    }
    
    .hero-title {
        font-size: 40px;
        line-height: 1.2;
    }
    .section-title {
        font-size: 32px;
        line-height: 1.3;
        margin-bottom: 20px;
    }
    .pro-badge {
        top: -8px;
        font-size: 10px;
        padding: 3px 8px;
    }
    
    .ai-mockups {
        height: 350px;
        margin-top: -20px;
        transform: scale(0.85);
    }
    .mockup-phone {
        width: 160px;
        height: 330px;
        border-radius: 24px;
        border-width: 4px;
    }
    .mockup-phone img {
        border-radius: 20px;
    }
    .mockup-phone::before {
        width: 50px;
        height: 14px;
        top: 8px;
    }
    
    .phone-left {
        transform: translateX(-100px) translateY(20px) rotate(-10deg) scale(0.8);
    }
    .phone-right {
        transform: translateX(100px) translateY(20px) rotate(10deg) scale(0.8);
    }
    .phone-center {
        transform: scale(1);
        z-index: 3;
    }
    
    .ai-mockups:hover .phone-left { transform: translateX(-110px) translateY(10px) rotate(-12deg) scale(0.85); }
    .ai-mockups:hover .phone-right { transform: translateX(110px) translateY(10px) rotate(12deg) scale(0.85); }
    .ai-mockups:hover .phone-center { transform: translateY(-10px) scale(1.05); }

    .magazine-card {
        width: calc(50% - 20px);
    }
    
    .audio-widget {
        bottom: 20px;
        left: 20px;
        transform: scale(0.7);
        transform-origin: bottom left;
    }

    /* PRICING SECTION MOBILE TWEAKS */
    .pricing-section {
        padding: 8vh 5vw;
    }
    .pricing-header {
        margin-bottom: 50px;
    }
    .pricing-card {
        padding: 35px 25px;
    }
    .card-badge {
        right: 20px;
        font-size: 11px;
        padding: 5px 12px;
    }
    .card-price {
        font-size: 40px;
    }
    .card-desc {
        font-size: 16px;
        margin-bottom: 25px;
    }
    .card-features {
        margin-bottom: 40px;
    }
    .card-features li {
        font-size: 15px;
        margin-bottom: 14px;
    }
}

/* =========================================
   AUDIO WIDGET (Bottom Left)
   ========================================= */
.audio-widget {
    position: fixed;
    bottom: 40px;
    left: 40px;
    z-index: 999;
}

.audio-visualizer {
    width: 120px;
    height: 120px;
    position: relative;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    /* Dark glassmorphism background like reference */
    background: rgba(20, 20, 20, 0.4);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.audio-visualizer:hover {
    transform: scale(1.05);
}

/* Concentric dashed rings from reference */
.audio-visualizer::before {
    content: '';
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 1px dashed rgba(255, 255, 255, 0.2);
}

.audio-visualizer::after {
    content: '';
    position: absolute;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    border: 1px dashed rgba(255, 255, 255, 0.1);
}

.center-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    /* Blue border with black fill from reference */
    border: 2px solid #0A84FF;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #1C1C1E;
    z-index: 2;
    transition: all 0.3s ease;
}

/* Play Triangle */
.center-btn .icon.play-icon {
    width: 0; 
    height: 0; 
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-left: 8px solid #FFFFFF;
    margin-left: 2px;
}

/* Stop Square (Red) from reference */
.center-btn .icon.stop-icon {
    width: 10px;
    height: 10px;
    background-color: #FF453A;
    border-radius: 2px;
}

.bars {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
}

.bar {
    position: absolute;
    bottom: 50%;
    left: 49.5%; /* Center in width 1% */
    width: 2px;
    background: rgba(255, 255, 255, 0.7);
    transform-origin: bottom center;
    border-radius: 1px;
    /* CSS animation for Audio EQ */
    animation: eq 0.8s infinite ease-in-out alternate;
}

/* When disabled, stop animation and shorten bars */
.audio-visualizer.disabled .bar {
    animation-play-state: paused;
    height: 3px !important;
    opacity: 0.3;
}

@keyframes eq {
    0% { height: 4px; }
    100% { height: 24px; }
}