:root {
    --primary-dark: #000000;
    --primary-blue: #00afef;
    --light-blue: rgba(0, 175, 239, 0.1);
    --accent-yellow: #00afef;
    --white: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px 0 rgba(0, 175, 239, 0.1);
    --text-main: #1a1a1a;
    --text-light: #f5f5f5;
    --transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-primary: linear-gradient(135deg, var(--primary-blue), #0077b5);
}

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

body {
    font-family: 'Outfit', 'Inter', -apple-system, sans-serif;
    color: var(--text-main);
    background: #f8fafc;
    overflow-x: hidden;
    line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

/* Background Blobs */
.bg-blob {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 175, 239, 0.1) 0%, transparent 70%);
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
    border-radius: 50%;
}

.blob-1 {
    top: -10%;
    right: -5%;
    animation: float-blob 20s infinite alternate;
}

.blob-2 {
    bottom: 10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 119, 181, 0.08) 0%, transparent 70%);
    animation: float-blob 25s infinite alternate-reverse;
}

@keyframes float-blob {
    0% {
        transform: translate(0, 0) scale(1.0);
    }

    100% {
        transform: translate(100px, 50px) scale(1.1);
    }
}

/* Reveal Animation Class */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Glassmorphism Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 5%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    color: var(--primary-blue);
}

nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
}

nav a {
    text-decoration: none;
    color: var(--primary-dark);
    font-weight: 500;
    position: relative;
    padding-bottom: 5px;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: var(--transition);
}

nav a:hover::after {
    width: 100%;
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-ghost {
    color: var(--primary-dark);
    background: transparent;
}

.btn-ghost:hover {
    background: rgba(0, 175, 239, 0.1);
}

.btn-primary {
    background: var(--primary-blue);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 175, 239, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 175, 239, 0.4);
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--light-blue);
    color: var(--primary-blue);
    font-weight: 700;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 175, 239, 0.2);
}

.btn-large {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding: 120px 5% 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: radial-gradient(circle at top right, rgba(0, 175, 239, 0.1), transparent 40%),
        radial-gradient(circle at bottom left, rgba(0, 0, 0, 0.05), transparent 40%);
}

.hero-content {
    flex: 1;
    max-width: 600px;
    padding-right: 2rem;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 10px rgba(0, 175, 239, 0.2);
}

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 1.5rem;
    color: #000000;
}

.hero h1 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    display: inline-block;
}

.hero p {
    font-size: 1.25rem;
    color: #555;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-visual {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-visual img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 175, 239, 0.15));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Info Sections */
.info-section {
    padding: 8rem 5%;
    display: flex;
    align-items: center;
    gap: 10%;
    background: #ffffff;
}

.info-section.alternate {
    flex-direction: row-reverse;
    background: #fdfdfd;
}

.info-content {
    flex: 1;
}

.info-content h2 {
    font-size: 3.5rem;
    letter-spacing: -1.5px;
    line-height: 1.05;
    color: #000;
    margin-bottom: 1.5rem;
}

.info-content h2 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.info-content p {
    font-size: 1.2rem;
    color: #4b5563;
    margin-bottom: 2rem;
    max-width: 90%;
}

.info-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-card {
    width: 360px;
    height: 360px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 48px;
    box-shadow: var(--glass-shadow);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.visual-card:hover {
    transform: translateY(-5px) rotate(2deg);
}

.brand-icon {
    font-size: 6rem;
    color: var(--primary-blue);
    z-index: 2;
}

.card-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(0, 175, 239, 0.2), transparent 70%);
    filter: blur(20px);
    z-index: 1;
}

.visual-card.app-focus {
    background: #000;
}

.visual-card.app-focus .brand-icon {
    color: #fff;
}

.visual-card.chat-focus {
    background: var(--primary-blue);
}

.visual-card.chat-focus .brand-icon {
    color: #fff;
}

.btn-store.mini {
    padding: 0.6rem 1.2rem;
}

.btn-store.mini i {
    font-size: 1.2rem;
}

.btn-store.mini span {
    font-size: 0.9rem;
    font-weight: 600;
}

/* Device Frames */
.device-suite {
    position: relative;
    width: 100%;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-frame {
    width: 180px;
    height: 380px;
    background: #000;
    border-radius: 36px;
    border: 8px solid #1a1a1a;
    position: relative;
    z-index: 3;
    overflow: hidden;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.3);
    transform: translateX(-40px);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
    display: flex;
    flex-direction: column;
    padding: 15px;
    gap: 10px;
}

.dashboard-frame {
    width: 400px;
    height: 280px;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
    position: absolute;
    right: 5%;
    bottom: 10%;
    z-index: 1;
    overflow: hidden;
    border: 1px solid #f1f5f9;
}

.dashboard-header {
    height: 30px;
    background: #f8fafc;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 5px;
}

.dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #e2e8f0;
}

.dashboard-content {
    padding: 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.mock-ui {
    background: #f1f5f9;
    border-radius: 8px;
}

/* Desktop Dashboard Mockup */
.mock-graph {
    height: 80px;
    background: linear-gradient(90deg, transparent 0%, rgba(0, 175, 239, 0.1) 50%, transparent 100%);
    position: relative;
    overflow: hidden;
    margin-bottom: 15px;
}

.mock-line {
    position: absolute;
    bottom: 20%;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-blue);
    mask-image: linear-gradient(90deg, #000 0%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 100%);
}

.mock-stat-card {
    background: #f8fafc;
    border-radius: 12px;
    padding: 10px;
    border: 1px solid #f1f5f9;
}

.mock-stat-bar {
    height: 6px;
    background: #e2e8f0;
    border-radius: 3px;
    width: 60%;
    margin-top: 8px;
}

/* Mobile App Mockup (Mirroring screenshot) */
.phone-screen {
    background: #fff;
    padding: 0;
    gap: 0;
}

.mock-app-header {
    height: 45px;
    padding: 0 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #f1f5f9;
}

.mock-app-stories {
    display: flex;
    gap: 12px;
    padding: 12px 15px;
    overflow: hidden;
    border-bottom: 1px solid #f1f5f9;
}

.mock-story {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: #f1f5f9;
    flex-shrink: 0;
    border: 2px solid var(--primary-blue);
}

.mock-post-card {
    margin: 12px;
    padding: 15px;
    background: #f8fafc;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.mock-post-user {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 10px;
}

.user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #e2e8f0;
}

.user-info {
    flex: 1;
}

.user-name {
    height: 6px;
    width: 40%;
    background: #000;
    border-radius: 3px;
    margin-bottom: 4px;
}

.user-handle {
    height: 4px;
    width: 25%;
    background: #94a3b8;
    border-radius: 2px;
}

.mock-post-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 12px;
}

.content-line {
    height: 6px;
    background: #e2e8f0;
    border-radius: 3px;
}

.content-line.short {
    width: 70%;
}

.mock-post-actions {
    display: flex;
    gap: 15px;
}

.mock-action-icon {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    background: #cbd5e1;
}

.mock-fab {
    position: absolute;
    bottom: 60px;
    right: 15px;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.8rem;
    box-shadow: 0 4px 12px rgba(0, 175, 239, 0.3);
}

.mock-bottom-nav {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 45px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    border-top: 1px solid #f1f5f9;
    background: #fff;
}

.nav-item {
    width: 15px;
    height: 15px;
    border-radius: 4px;
    background: #e2e8f0;
}

.nav-item.active {
    background: var(--primary-blue);
}

.visual-card.intro-visual {
    background: none;
    border: none;
    box-shadow: none;
}

/* Features Section */
.features {
    padding: 5rem 5%;
    background: white;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: #000000;
    /* Forced Black */
    margin-bottom: 1rem;
}

.section-title p {
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 3rem;
    border-radius: 32px;
    background: #ffffff;
    border: 1px solid #f1f5f9;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border-color: var(--light-blue);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    background: var(--light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    color: #000000;
    /* Forced Black */
    margin-bottom: 1rem;
}

.feature-card p {
    color: #666;
}

/* App Store Buttons */
.store-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.btn-store {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: #000;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-store i {
    font-size: 1.8rem;
}

.btn-store .store-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.btn-store .store-text span:first-child {
    font-size: 0.7rem;
    text-transform: uppercase;
    opacity: 0.8;
}

.btn-store .store-text span:last-child {
    font-size: 1.1rem;
    font-weight: 600;
}

.benefit-list {
    list-style: none;
}

.benefit-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: #000;
}

.benefit-list li i {
    color: var(--primary-blue);
    font-size: 1.2rem;
}

.btn-store:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    background: #222;
}

/* Form Styles */
.form-container {
    background: var(--white);
    padding: 3rem;
    border-radius: 32px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
}

.form-header {
    margin-bottom: 2rem;
}

.form-header h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.8rem 1.2rem;
    border-radius: 12px;
    border: 2px solid #f1f5f9;
    font-family: inherit;
    transition: var(--transition);
    background: #f8fafc;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    background: var(--white);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Footer */
footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 4rem 5% 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 3rem;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

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

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col a {
    color: #aaa;
    text-decoration: none;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--accent-yellow);
}

.copyright {
    text-align: center;
    color: #888;
    font-size: 0.9rem;
}

/* Responsive */
/* Responsive Header & Mobile Menu */
.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    background: none;
    border: none;
    color: var(--primary-dark);
    cursor: pointer;
    z-index: 1001;
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    nav#nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: #fff;
        padding: 5rem 10% 2rem;
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
        z-index: 1000;
        display: flex;
    }

    nav#nav-menu.active {
        right: 0;
    }

    nav#nav-menu ul {
        flex-direction: column;
        gap: 2rem;
        width: 100%;
    }

    nav#nav-menu ul li a {
        font-size: 1.5rem;
        display: block;
        width: 100%;
    }

    .auth-buttons {
        display: none;
    }
}

/* Responsive Grid & Sections */
@media (max-width: 900px) {

    .info-section,
    .info-section.alternate {
        flex-direction: column !important;
        text-align: center;
        gap: 3rem;
        padding: 5rem 5%;
    }

    .info-content h2 {
        font-size: 2.8rem;
    }

    .info-content p {
        max-width: 100%;
        margin: 0 auto 2rem;
    }

    .benefit-list {
        display: inline-block;
        text-align: left;
    }

    .device-suite {
        height: 350px;
        transform: scale(0.9);
    }

    .dashboard-frame {
        width: 100%;
        max-width: 350px;
        right: auto;
        bottom: 0;
        position: relative;
    }

    .phone-frame {
        transform: translateX(0);
        margin-top: -150px;
    }
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 3rem;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .form-container {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .dashboard-frame {
        display: none;
    }

    .phone-frame {
        margin-top: 0;
        transform: scale(0.9);
    }
}