:root {
    --color-bg: #0f1021;
    --color-surface: #12132b;
    --color-surface-alt: rgba(15, 16, 33, 0.5);
    --color-primary: #7c6dff;
    --color-primary-alt: #4c6fff;
    --color-secondary: #5ce1e6;
    --color-accent: #ffb547;
    --color-text: #f5f6ff;
    --color-text-muted: rgba(245, 246, 255, 0.7);
    --color-border: rgba(255, 255, 255, 0.08);
    --container-width: min(1100px, 92vw);
    --shadow-soft: 0 24px 60px rgba(41, 13, 87, 0.28);
    --shadow-card: 0 18px 40px rgba(27, 11, 58, 0.35);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: radial-gradient(circle at top, #1c1f4a 0%, #0b0c1f 55%, #05050f 100%);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

strong {
    color: var(--color-secondary);
    font-weight: 600;
}

.container {
    width: var(--container-width);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(5, 6, 18, 0.8);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 0;
    gap: 1.5rem;
}

.logo {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 0.08rem;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.nav-links a {
    position: relative;
    transition: var(--transition);
}

.nav-links a::after {
    content: "";
    position: absolute;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-primary));
    left: 0;
    bottom: -6px;
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--color-text);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
    width: 100%;
}

.nav-cta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 0.35rem;
    background: transparent;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.2rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease;
}

.btn-text {
    color: var(--color-text-muted);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: #0c0d22;
    box-shadow: 0 16px 30px rgba(100, 87, 255, 0.4);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 20px 45px rgba(100, 87, 255, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    background: rgba(255, 255, 255, 0.14);
}

.btn-outline {
    border-color: rgba(255, 255, 255, 0.24);
    background: transparent;
    color: var(--color-text);
}

.btn-outline:hover,
.btn-outline:focus-visible {
    background: rgba(255, 255, 255, 0.08);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text);
    border-radius: 12px;
    padding: 0.6rem 1.1rem;
}

.btn-lg {
    padding: 0.85rem 1.6rem;
    font-size: 1rem;
}

.hero {
    position: relative;
    overflow: hidden;
    padding: 6rem 0 5rem;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(124, 109, 255, 0.5), transparent 55%),
        radial-gradient(circle at 80% 15%, rgba(92, 225, 230, 0.45), transparent 55%),
        radial-gradient(circle at 50% 90%, rgba(255, 181, 71, 0.35), transparent 55%);
    filter: blur(0px);
}

.hero-background .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(0px);
}

.orb-1 {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(124, 109, 255, 0.55) 0%, rgba(124, 109, 255, 0) 70%);
    top: -120px;
    left: -160px;
    animation: float 10s ease-in-out infinite;
}

.orb-2 {
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(92, 225, 230, 0.5) 0%, rgba(92, 225, 230, 0) 70%);
    bottom: -100px;
    right: 5%;
    animation: float 12s ease-in-out infinite;
}

.orb-3 {
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(255, 181, 71, 0.4) 0%, rgba(255, 181, 71, 0) 70%);
    top: 20%;
    right: -120px;
    animation: float 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-20px) scale(1.03);
    }
}

.hero-wrapper {
    position: relative;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4rem;
    align-items: center;
}

.hero-text {
    position: relative;
    z-index: 1;
}

.hero-eyebrow {
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.18rem;
    color: var(--color-secondary);
    text-transform: uppercase;
    margin-bottom: 1.2rem;
}

.hero h1 {
    font-size: clamp(2.8rem, 5vw, 3.8rem);
    line-height: 1.1;
    margin-bottom: 1.2rem;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin-bottom: 1.8rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 0.8rem;
}

.hero-note {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.hero-visual {
    position: relative;
    z-index: 1;
}

.hero-device {
    background: rgba(4, 5, 16, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 32px;
    padding: 2rem;
    display: grid;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.hero-slider {
    position: relative;
    min-height: 280px;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: translateY(30px) scale(0.98);
    transition: opacity 0.8s ease, transform 0.8s ease;
    background: rgba(12, 13, 34, 0.85);
    border-radius: 24px;
    padding: 1.6rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.hero-slide.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    position: relative;
}

.slide-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.badge {
    background: rgba(124, 109, 255, 0.15);
    color: var(--color-secondary);
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.05rem;
}

.hero-slide h3 {
    font-size: 1.25rem;
}

.hero-slide ul {
    list-style: none;
    display: grid;
    gap: 1.1rem;
}

.hero-slide li {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 1rem;
    align-items: start;
}

.hero-slide .icon {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    background: rgba(124, 109, 255, 0.15);
    color: var(--color-secondary);
    font-size: 1.2rem;
}

.idea-title {
    font-weight: 600;
}

.idea-meta {
    color: var(--color-text-muted);
    font-size: 0.92rem;
}

.hero-email {
    background: linear-gradient(135deg, rgba(92, 225, 230, 0.16), rgba(124, 109, 255, 0.14));
    border-radius: 24px;
    padding: 1.4rem 1.6rem;
    border: 1px solid rgba(124, 109, 255, 0.3);
    display: grid;
    gap: 1rem;
}

.email-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 600;
    color: var(--color-secondary);
}

.section {
    padding: 5.5rem 0;
    position: relative;
}

.section::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.6s ease;
}

.section.in-view::before {
    opacity: 1;
}

.section-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.2rem;
    font-weight: 600;
    color: var(--color-secondary);
    font-size: 0.85rem;
    margin-bottom: 1.2rem;
}

.section h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 1.2rem;
    line-height: 1.2;
}

.section-grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 3rem;
    align-items: center;
}

.section-content {
    background: rgba(10, 12, 31, 0.6);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: var(--shadow-soft);
}

.section-content p {
    color: var(--color-text-muted);
    margin-bottom: 1.2rem;
}

.checklist {
    list-style: none;
    display: grid;
    gap: 0.8rem;
    margin-bottom: 1.2rem;
}

.checklist li {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    color: var(--color-text-muted);
}

.checklist i {
    color: var(--color-secondary);
    font-size: 1rem;
    margin-top: 0.2rem;
}

.solution {
    background: linear-gradient(180deg, rgba(18, 18, 41, 0.9), rgba(8, 8, 24, 0.9));
}

.solution-wrapper {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 3.5rem;
    align-items: center;
}

.solution-text p {
    margin-bottom: 1.2rem;
    color: var(--color-text-muted);
}

.solution-card {
    background: rgba(9, 10, 29, 0.8);
    border-radius: 28px;
    padding: 2.4rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
}

.solution-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(124, 109, 255, 0.12), rgba(92, 225, 230, 0.1));
    opacity: 0.9;
    pointer-events: none;
}

.solution-card > * {
    position: relative;
    z-index: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.6rem;
}

.card-header i {
    color: var(--color-secondary);
    font-size: 1.4rem;
}

.insight-list {
    list-style: none;
    display: grid;
    gap: 1.4rem;
}

.insight-list li {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 1.2rem;
}

.insight-list .icon {
    width: 56px;
    height: 56px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-secondary);
    font-size: 1.25rem;
}

.insight-list h3 {
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
}

.insight-list p {
    color: var(--color-text-muted);
}

.cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.6rem;
}

.how-it-works .steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.step-card {
    background: rgba(9, 10, 26, 0.8);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, border 0.3s ease;
}

.step-card:hover {
    transform: translateY(-8px);
    border-color: rgba(92, 225, 230, 0.45);
}

.step-icon {
    width: 54px;
    height: 54px;
    border-radius: 18px;
    background: rgba(92, 225, 230, 0.18);
    display: grid;
    place-items: center;
    font-size: 1.3rem;
    color: var(--color-secondary);
    margin-bottom: 1.2rem;
}

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

.benefit-grid {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: rgba(11, 12, 31, 0.8);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: grid;
    gap: 1rem;
}

.benefit-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: rgba(124, 109, 255, 0.18);
    display: grid;
    place-items: center;
    font-size: 1.3rem;
    color: var(--color-secondary);
}

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

.use-cases {
    background: linear-gradient(180deg, rgba(9, 10, 25, 0.85), rgba(5, 6, 18, 0.95));
}

.use-case-grid {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
}

.use-case-card {
    background: rgba(9, 10, 28, 0.8);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: var(--shadow-soft);
    min-height: 220px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: rgba(92, 225, 230, 0.15);
    color: var(--color-secondary);
    font-size: 1.2rem;
}

.tag {
    background: rgba(124, 109, 255, 0.2);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    letter-spacing: 0.05rem;
    color: var(--color-text);
}

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

.signup {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(72, 56, 149, 0.3), rgba(10, 13, 48, 0.9));
}

.signup-wrapper {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3rem;
    align-items: center;
    background: rgba(4, 5, 18, 0.8);
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 3rem;
    box-shadow: var(--shadow-card);
}

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

.signup-form {
    display: grid;
    gap: 1.15rem;
    background: rgba(15, 17, 40, 0.8);
    border-radius: 20px;
    padding: 2.2rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.form-label {
    font-weight: 600;
}

.signup-form input {
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(4, 5, 18, 0.85);
    color: var(--color-text);
    border-radius: 14px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: border 0.3s ease, box-shadow 0.3s ease;
}

.signup-form input:focus {
    outline: none;
    border-color: rgba(92, 225, 230, 0.7);
    box-shadow: 0 0 0 4px rgba(92, 225, 230, 0.2);
}

.password-field {
    position: relative;
    display: flex;
    align-items: center;
}

.password-field input {
    width: 100%;
}

.toggle-password {
    position: absolute;
    right: 1rem;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: 1rem;
}

.small-print {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.small-print a {
    color: var(--color-secondary);
    text-decoration: underline;
}

.form-feedback {
    min-height: 1.2rem;
    font-size: 0.9rem;
}

.faq-accordion {
    margin-top: 3rem;
    display: grid;
    gap: 1.2rem;
}

.faq-item {
    background: rgba(11, 12, 28, 0.8);
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--color-text);
    padding: 1.4rem 1.6rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
}

.faq-question i {
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 1.6rem;
    color: var(--color-text-muted);
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    padding: 0 1.6rem 1.4rem;
}

.site-footer {
    background: rgba(4, 5, 14, 0.95);
    padding: 4rem 0 2.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 2rem;
}

.footer-grid p {
    color: var(--color-text-muted);
}

.footer-links {
    display: grid;
    gap: 0.75rem;
}

.footer-links h4 {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.12rem;
    color: var(--color-text);
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-cta {
    background: rgba(11, 13, 33, 0.8);
    border-radius: 18px;
    padding: 1.8rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: grid;
    gap: 1rem;
}

.footer-note {
    margin-top: 3rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.in-view [data-animate],
[data-animate].in-view {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1024px) {
    .hero-wrapper,
    .solution-wrapper,
    .signup-wrapper {
        grid-template-columns: 1fr;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav.open .nav-links,
    .nav.open .nav-cta {
        display: grid;
        gap: 1.5rem;
        background: rgba(4, 5, 18, 0.9);
        position: absolute;
        top: 100%;
        right: 5%;
        width: 240px;
        padding: 1.5rem;
        border-radius: 18px;
        border: 1px solid rgba(255, 255, 255, 0.06);
        box-shadow: var(--shadow-soft);
    }

    .nav.open .nav-cta {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 5rem;
    }

    .hero-wrapper {
        gap: 3rem;
    }

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

    .benefit-grid,
    .use-case-grid,
    .how-it-works .steps,
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    body {
        background: radial-gradient(circle at top, #16182f 0%, #090a1f 55%, #05050f 100%);
    }

    .container {
        width: min(96vw, 600px);
    }

    .hero {
        padding-top: 4rem;
    }

    .hero h1 {
        font-size: clamp(2.4rem, 8vw, 3.2rem);
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-device {
        padding: 1.6rem;
    }

    .hero-slide ul {
        gap: 0.9rem;
    }

    .section {
        padding: 4.5rem 0;
    }

    .section h2 {
        font-size: clamp(1.9rem, 7vw, 2.4rem);
    }

    .benefit-grid,
    .use-case-grid,
    .how-it-works .steps,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .signup-wrapper {
        padding: 2rem;
    }
}

@media (max-width: 560px) {
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
    }

    .signup-form {
        padding: 1.8rem;
    }

    .footer-cta {
        padding: 1.5rem;
    }
}