:root {
    --bg: #0a0612;
    --bg-deep: #05030a;
    --bg-soft: #140a24;
    --surface: rgba(24, 13, 42, 0.72);
    --line: rgba(168, 130, 255, 0.18);
    --text: #f3eeff;
    --muted: #a89bc4;
    --violet: #8a54ff;
    --violet-bright: #b388ff;
    --violet-glow: rgba(138, 84, 255, 0.45);
    --accent: #c9a8ff;
    --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Inter", sans-serif;
    color: var(--text);
    background: var(--bg-deep);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(circle at 10% 0%, rgba(138, 84, 255, 0.25), transparent 40%),
        radial-gradient(circle at 90% 20%, rgba(80, 40, 160, 0.22), transparent 45%),
        radial-gradient(circle at 50% 100%, rgba(138, 84, 255, 0.18), transparent 55%);
}

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

button,
input,
textarea {
    font: inherit;
}

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

h1,
h2,
h3,
.brand-name {
    font-family: "Syne", sans-serif;
    letter-spacing: -0.01em;
}

h1 {
    font-size: clamp(2.6rem, 6.2vw, 5.4rem);
    line-height: 1.02;
    margin: 0;
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.08;
    margin: 0 0 20px;
    font-weight: 700;
}

h3 {
    font-size: 1.2rem;
    margin: 0 0 8px;
    font-weight: 600;
}

p {
    margin: 0 0 16px;
    color: var(--muted);
}

.accent {
    background: linear-gradient(135deg, var(--violet-bright), #e4ccff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.eyebrow {
    display: inline-block;
    margin: 0 0 18px;
    padding: 6px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--violet-bright);
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-size: 0.72rem;
    font-weight: 600;
    background: rgba(138, 84, 255, 0.08);
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(20px);
    background: linear-gradient(180deg, rgba(5, 3, 10, 0.92), rgba(5, 3, 10, 0.6));
    border-bottom: 1px solid var(--line);
}

.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 18px 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.05rem;
}

.brand-mark {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #e4ccff, var(--violet));
    box-shadow: 0 0 20px var(--violet-glow);
}

.site-nav {
    display: inline-flex;
    gap: 28px;
    color: var(--muted);
    font-size: 0.95rem;
}

.site-nav a {
    transition: color 160ms ease;
}

.site-nav a:hover {
    color: var(--text);
}

.header-cta {
    min-height: 42px;
    padding: 0 18px;
    font-size: 0.9rem;
}

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 28px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    cursor: pointer;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    background: linear-gradient(135deg, var(--violet), var(--violet-bright));
    color: #0a0612;
    box-shadow: 0 16px 40px var(--violet-glow);
}

.button-primary:hover {
    box-shadow: 0 20px 50px rgba(138, 84, 255, 0.6);
}

.button-ghost {
    border-color: var(--line);
    color: var(--text);
    background: rgba(255, 255, 255, 0.02);
}

.button-ghost:hover {
    border-color: var(--violet-bright);
    background: rgba(138, 84, 255, 0.08);
}

/* Sections */
.section {
    position: relative;
    padding: 120px 0;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 56px;
}

.section-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    align-items: center;
}

.section-grid.reverse .section-copy {
    order: 2;
}

.section-copy p {
    font-size: 1.05rem;
    max-width: 56ch;
}

.section-copy .button {
    margin-top: 16px;
}

.section-image {
    margin: 0;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    position: relative;
}

.section-image img {
    width: 100%;
    height: 100%;
    min-height: 420px;
    object-fit: cover;
    transition: transform 600ms ease;
}

.section-image:hover img {
    transform: scale(1.03);
}

.section-image figcaption {
    position: absolute;
    left: 20px;
    bottom: 16px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(10, 6, 18, 0.7);
    border: 1px solid var(--line);
    color: var(--accent);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

/* Hero */
.hero {
    position: relative;
    padding: 160px 0 120px;
    overflow: hidden;
    isolation: isolate;
}

.hero-bg,
.analytics-bg,
.cta-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.hero-bg img,
.cta-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.7) hue-rotate(230deg) brightness(0.5);
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(5, 3, 10, 0.45) 0%, rgba(5, 3, 10, 0.85) 70%, var(--bg-deep) 100%),
        radial-gradient(circle at 20% 30%, rgba(138, 84, 255, 0.35), transparent 50%);
}

.analytics-bg {
    background: linear-gradient(180deg, transparent, rgba(138, 84, 255, 0.06), transparent);
}

.analytics-bg-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 50%, rgba(138, 84, 255, 0.18), transparent 55%);
}

.cta-bg-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, var(--bg-deep) 0%, rgba(5, 3, 10, 0.85) 30%, rgba(5, 3, 10, 0.85) 70%, var(--bg-deep) 100%),
        radial-gradient(circle at 50% 50%, rgba(138, 84, 255, 0.32), transparent 60%);
}

.hero-inner {
    max-width: 900px;
}

.hero-text {
    font-size: 1.15rem;
    max-width: 58ch;
    margin: 24px 0 36px;
    color: #cfc3ea;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 72px;
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    padding-top: 32px;
    border-top: 1px solid var(--line);
    max-width: 720px;
}

.hero-meta div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hero-meta strong {
    font-family: "Syne", sans-serif;
    font-size: 1.4rem;
    color: var(--text);
}

.hero-meta span {
    color: var(--muted);
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Bullet list */
.bullet-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 14px;
}

.bullet-list li {
    position: relative;
    padding-left: 28px;
    color: var(--muted);
    line-height: 1.6;
}

.bullet-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--violet), var(--violet-bright));
    box-shadow: 0 0 12px var(--violet-glow);
}

.bullet-list strong {
    color: var(--text);
    font-weight: 600;
}

/* Process */
.process-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0;
}

.process-list li {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 32px;
    align-items: start;
    padding: 32px 0;
    border-top: 1px solid var(--line);
}

.process-list li:last-child {
    border-bottom: 1px solid var(--line);
}

.step-num {
    font-family: "Syne", sans-serif;
    font-size: 2.6rem;
    font-weight: 700;
    background: linear-gradient(180deg, var(--violet-bright), var(--violet));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
}

.process-list h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.process-list p {
    margin: 0;
    max-width: 60ch;
}

/* CTA */
.section-cta {
    position: relative;
    isolation: isolate;
    text-align: center;
    padding: 140px 0;
}

.cta-inner {
    max-width: 760px;
    margin: 0 auto;
}

.cta-inner p {
    font-size: 1.1rem;
    margin-bottom: 32px;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
}

.contact-list {
    list-style: none;
    margin: 24px 0 0;
    padding: 0;
    display: grid;
    gap: 12px;
}

.contact-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
}

.contact-list span {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.78rem;
}

.contact-list a {
    color: var(--violet-bright);
    font-weight: 600;
}

.contact-form {
    display: grid;
    gap: 18px;
    padding: 36px;
    border-radius: 24px;
    border: 1px solid var(--line);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.contact-form label {
    display: grid;
    gap: 10px;
    color: var(--muted);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 16px 18px;
    color: var(--text);
    background: rgba(10, 6, 18, 0.6);
    outline: none;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.contact-form textarea {
    resize: vertical;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--violet-bright);
    box-shadow: 0 0 0 4px rgba(138, 84, 255, 0.15);
}

.form-note {
    margin: 0;
    font-size: 0.82rem;
    color: var(--muted);
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--line);
    padding: 32px 0;
    background: var(--bg-deep);
}

.footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-row p {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

/* Toast */
.toast {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 30;
    padding: 16px 20px;
    border-radius: 16px;
    background: rgba(20, 10, 36, 0.96);
    border: 1px solid var(--violet);
    color: var(--text);
    max-width: 340px;
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    transition: opacity 220ms ease, transform 220ms ease;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.toast.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 700ms ease, transform 700ms ease;
}

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

/* Responsive */
@media (max-width: 960px) {
    .section {
        padding: 80px 0;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .section-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .section-grid.reverse .section-copy {
        order: 0;
    }

    .section-image img {
        min-height: 300px;
    }

    .header-cta {
        display: none;
    }

    .site-nav {
        display: none;
    }

    .hero-meta {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .process-list li {
        grid-template-columns: 60px 1fr;
        gap: 20px;
    }

    .step-num {
        font-size: 2rem;
    }
}

@media (max-width: 520px) {
    .button {
        width: 100%;
    }

    .hero-actions {
        flex-direction: column;
    }

    .contact-form {
        padding: 24px;
    }
}