:root {
    --bg-color: #030305;
    --text-color: #ffffff;
    --text-muted: #a1a1aa;
    --primary: #8b5cf6; /* Purple/Violet */
    --primary-hover: #7c3aed;
    --secondary: #ec4899; /* Pink */
    --border-color: #27272a;
    --card-bg: #09090b;
    --glow-color: rgba(139, 92, 246, 0.4);
    
    --font-main: 'Inter', sans-serif;
    --gradient-brand: linear-gradient(135deg, #4c71e9 0%, #361165 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    background-image: radial-gradient(circle at 0% 0%, #361165 0%, #030305 40%, #030305 100%);
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    min-height: 100vh;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

.highlight {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-number {
    font-size: 0.9rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 15px;
    display: inline-block;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: 0 4px 15px var(--glow-color);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--glow-color);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-color);
}

.btn-outline:hover {
    border-color: #fff;
    background-color: rgba(255,255,255,0.05);
}

/* Header */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    background: rgba(3, 3, 5, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 45px;
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle at 0% 0%, #361165 0%, #4c71e9 50%, rgba(3,3,5,0) 80%);
    opacity: 0.4;
    border-radius: 50%;
    z-index: -1;
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero-content {
    flex: 1.2;
}

.hero-title {
    font-size: 3.8rem;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    font-weight: 500;
}

.hero-desc {
    font-size: 1.1rem;
    margin-bottom: 40px;
    color: #d4d4d8;
}

.hero-visual {
    flex: 1;
    position: relative;
}

.floating-img {
    animation: float 6s ease-in-out infinite;
    z-index: 2;
    position: relative;
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

/* Sections */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.8rem;
    margin-bottom: 24px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.2rem;
}

/* Features List (02, 04) */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 20px;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-muted);
}

/* Steps (03) */
.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.step-box {
    text-align: center;
    padding: 40px;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255,255,255,0.03) 0%, transparent 100%);
    border: 1px solid rgba(255,255,255,0.05);
}

.step-num {
    font-size: 3rem;
    font-weight: 800;
    color: rgba(255,255,255,0.1);
    margin-bottom: 20px;
}

.step-box h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.step-conclusion {
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    padding: 40px;
    background: var(--gradient-brand);
    border-radius: 20px;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Target Audience (07) */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.audience-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px;
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.audience-item h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.audience-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Pricing (10) */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 50px;
    text-align: center;
    position: relative;
}

.pricing-card.premium {
    background: linear-gradient(180deg, rgba(139,92,246,0.1) 0%, rgba(9,9,11,1) 100%);
    border-color: var(--primary);
}

.pricing-card h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.pricing-card p {
    color: var(--text-muted);
    margin-bottom: 40px;
    min-height: 50px;
}

/* FAQ (11) */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: 30px 0;
}

.faq-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.faq-item p {
    color: var(--text-muted);
}

/* Final CTA */
.final-cta {
    background: radial-gradient(circle at 0% 0%, #361165 0%, #4c71e9 100%);
    text-align: center;
    padding: 120px 0;
    border-radius: 40px;
    margin: 0 24px 100px;
}

.final-cta h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #fff;
}

.final-cta p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 40px;
}

.final-cta .btn {
    background: #fff;
    color: var(--bg-color);
    box-shadow: none;
}

.final-cta .btn:hover {
    background: rgba(255,255,255,0.9);
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container, .steps-container, .audience-grid, .pricing-grid, .contact-wrapper {
        grid-template-columns: 1fr;
        flex-direction: column;
    }
    
    .contact-wrapper {
        padding: 40px 20px; /* Air out form on mobile */
    }
    
    .hero-title { font-size: 2.8rem; }
    .section-header h2 { font-size: 2.2rem; }
    
    .final-cta {
        margin: 0 0 50px;
        border-radius: 0;
    }
}

/* iPhone Mockup Styles */
.iphone-mockup {
    width: 300px;
    height: 600px;
    background: #000;
    border: 12px solid #1f1f22;
    border-radius: 40px;
    position: relative;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5), inset 0 0 0 2px #333;
    overflow: hidden;
    margin: 0 auto;
}

.iphone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 25px;
    background: #1f1f22;
    border-bottom-left-radius: 15px;
    border-bottom-right-radius: 15px;
    z-index: 10;
}

.iphone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1a1a2e 0%, #0f0f1a 100%);
    padding: 40px 20px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.profile-pic {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: url('https://i.pravatar.cc/300?img=11') center/cover;
    border: 3px solid #4c71e9;
    margin-top: 30px;
    margin-bottom: 15px;
}

.profile-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 5px;
}

.profile-job {
    font-size: 0.9rem;
    color: #a1a1aa;
    margin-bottom: 25px;
}

.btn-save-contact {
    width: 100%;
    padding: 12px;
    background: #4c71e9;
    color: #fff;
    border: none;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 25px;
    cursor: pointer;
    transition: background 0.3s;
}
.btn-save-contact:hover {
    background: #3b5bdb;
}

.btn-mock-secondary {
    flex: 1;
    padding: 10px;
    background: #1f1f22;
    color: #fff;
    border: 1px solid #333;
    border-radius: 15px;
    font-weight: 500;
    font-size: 0.8rem;
    cursor: pointer;
    transition: background 0.3s;
}
.btn-mock-secondary:hover {
    background: #2a2a2d;
}

.social-links-mock {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.social-icon-mock {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
    transition: background 0.3s, transform 0.3s;
    cursor: pointer;
}
.social-icon-mock:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.mockup-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 60px;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.info-item .icon {
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: #ccc;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.btn-submit {
    width: 100%;
    margin-top: 10px;
}

@media (max-width: 768px) {
    .nav-cta .btn-outline {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    .hero {
        padding-top: 120px;
    }
    .hero::before,
    .hero-visual {
        display: none !important;
    }
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    .btn-mock-secondary {
        font-size: 0.7rem;
        padding: 8px;
    }
    .iphone-mockup {
        transform: scale(0.9);
    }
}