:root {
    --bg: #160208;
    --bg-soft: #21040d;
    --panel: rgba(45, 8, 19, 0.72);
    --panel-strong: rgba(58, 10, 24, 0.9);
    --line: rgba(255, 106, 145, 0.22);
    --line-strong: rgba(255, 106, 145, 0.55);
    --accent: #ff5b89;
    --accent-soft: #ff8cab;
    --accent-bright: #ffeaf0;
    --text: #fff8fa;
    --muted: #d8a5b3;
    --muted-strong: #f3c2cf;
    --shadow: 0 28px 90px rgba(0, 0, 0, 0.45);
    --font-display: "Space Grotesk", sans-serif;
    --font-body: "Manrope", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--text);
    background:
        radial-gradient(circle at 12% 14%, rgba(147, 6, 41, 0.38), transparent 30%),
        radial-gradient(circle at 82% 60%, rgba(255, 94, 139, 0.16), transparent 28%),
        linear-gradient(180deg, #100106 0%, #160208 38%, #1b030b 100%);
    overflow-x: hidden;
}

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

a,
button,
input,
textarea {
    font: inherit;
}

button {
    border: 0;
    background: none;
}

.accent-bar {
    position: fixed;
    inset: 0 0 auto;
    height: 4px;
    z-index: 1000;
    background: linear-gradient(90deg, rgba(255, 91, 137, 0), var(--accent) 25%, var(--accent-bright) 50%, var(--accent) 75%, rgba(255, 91, 137, 0));
}

.container {
    width: min(1180px, calc(100% - 2rem));
    margin: 0 auto;
}

section {
    position: relative;
    padding: 7rem 0;
}

section::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(120deg, transparent 0%, rgba(255, 91, 137, 0.03) 52%, transparent 100%);
}

.section-header {
    max-width: 780px;
    margin-bottom: 2.4rem;
}

.section-kicker,
.eyebrow {
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--accent-soft);
    text-transform: uppercase;
    letter-spacing: 0.24em;
    font-size: 0.78rem;
    font-weight: 800;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.65rem);
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.hero {
    min-height: 100vh;
    padding-top: 6rem;
    display: flex;
    align-items: center;
    overflow: clip;
}

.hero-noise,
.hero-grid,
.hero-orb,
.network {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-noise {
    opacity: 0.3;
    background-image:
        radial-gradient(circle at 15% 20%, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px),
        radial-gradient(circle at 75% 45%, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px),
        radial-gradient(circle at 45% 80%, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px);
    background-size: 180px 180px, 240px 240px, 200px 200px;
}

.hero-grid {
    background-image:
        linear-gradient(rgba(255, 91, 137, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 91, 137, 0.08) 1px, transparent 1px);
    background-size: 150px 150px;
    mask-image: linear-gradient(180deg, transparent 0%, black 18%, black 84%, transparent 100%);
    opacity: 0.25;
}

.hero-orb {
    inset: auto -12% -20% auto;
    width: min(70vw, 880px);
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle at center, rgba(255, 242, 246, 0.32) 0 2px, transparent 2px) 0 0 / 16px 16px,
        radial-gradient(circle at 50% 50%, rgba(255, 120, 156, 0.55), rgba(255, 120, 156, 0.08) 58%, transparent 66%);
    box-shadow:
        inset 0 0 120px rgba(255, 122, 160, 0.16),
        0 0 120px rgba(255, 66, 118, 0.12);
    opacity: 0.65;
    transform: perspective(1200px) rotateX(72deg) rotateZ(-16deg);
    filter: blur(0.2px);
}

.network {
    background-repeat: no-repeat;
}

.network-one {
    background-image:
        linear-gradient(27deg, transparent 0 28%, rgba(255, 84, 132, 0.4) 28.4%, transparent 29%),
        linear-gradient(153deg, transparent 0 53%, rgba(255, 84, 132, 0.35) 53.4%, transparent 54%),
        radial-gradient(circle at 78% 31%, rgba(255, 117, 156, 0.9) 0 6px, transparent 7px),
        radial-gradient(circle at 71% 42%, rgba(255, 117, 156, 0.5) 0 3px, transparent 4px),
        radial-gradient(circle at 89% 44%, rgba(255, 117, 156, 0.7) 0 4px, transparent 5px);
    opacity: 0.6;
}

.network-two {
    background-image:
        linear-gradient(102deg, transparent 0 68%, rgba(255, 84, 132, 0.25) 68.2%, transparent 69%),
        linear-gradient(132deg, transparent 0 61%, rgba(255, 84, 132, 0.2) 61.3%, transparent 62%),
        radial-gradient(circle at 63% 70%, rgba(255, 245, 247, 0.9) 0 5px, transparent 6px),
        radial-gradient(circle at 52% 62%, rgba(255, 117, 156, 0.75) 0 4px, transparent 5px),
        radial-gradient(circle at 80% 67%, rgba(255, 117, 156, 0.4) 0 3px, transparent 4px);
    opacity: 0.55;
}

.hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 420px);
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-copy {
    max-width: 720px;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6.6rem);
    line-height: 0.92;
    letter-spacing: -0.06em;
    max-width: 10ch;
    text-wrap: balance;
}

.hero-subtitle {
    margin-top: 1.4rem;
    font-size: clamp(1.3rem, 2.3vw, 2rem);
    color: var(--muted-strong);
    max-width: 24ch;
}

.hero-lead {
    margin-top: 1.6rem;
    max-width: 62ch;
    font-size: 1.04rem;
    line-height: 1.82;
    color: var(--muted);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2.25rem;
}

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3.5rem;
    padding: 0.95rem 1.55rem;
    border-radius: 999px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.84rem;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease, background 0.24s ease, color 0.24s ease;
}

.btn:hover,
.btn:focus-visible {
    transform: translateY(-2px);
}

.btn:focus-visible {
    outline: 2px solid var(--accent-bright);
    outline-offset: 3px;
}

.btn-primary {
    color: #170208;
    background: linear-gradient(135deg, var(--accent-bright), var(--accent-soft));
    box-shadow: 0 16px 36px rgba(255, 91, 137, 0.22);
}

.btn-secondary,
.btn-ghost {
    color: var(--accent-bright);
    border: 1px solid rgba(255, 145, 176, 0.38);
    background: rgba(255, 106, 145, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.btn-secondary:hover,
.btn-ghost:hover {
    border-color: rgba(255, 214, 225, 0.8);
    background: rgba(255, 106, 145, 0.14);
}

.btn-disabled {
    color: rgba(255, 248, 250, 0.68);
    border: 1px solid rgba(255, 145, 176, 0.22);
    background: rgba(255, 106, 145, 0.05);
    cursor: default;
    box-shadow: none;
}

.btn-disabled:hover,
.btn-disabled:focus-visible {
    transform: none;
}

.hero-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2.2rem;
}

.metric {
    min-width: 150px;
    padding: 1rem 1.15rem;
    border: 1px solid var(--line);
    background: rgba(255, 116, 153, 0.06);
    backdrop-filter: blur(8px);
}

.metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--accent-bright);
}

.metric-label {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.72rem;
}

.hero-visual {
    justify-self: center;
}

.cover-frame {
    padding: 1rem;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
        rgba(16, 2, 6, 0.55);
    border: 1px solid rgba(255, 163, 188, 0.24);
    border-radius: 2rem;
    box-shadow: var(--shadow);
    transform: rotate(4deg);
}

.book-cover {
    width: min(100%, 360px);
    border-radius: 1.3rem;
    box-shadow: 0 26px 50px rgba(0, 0, 0, 0.45);
}

.scroll-cue {
    position: absolute;
    left: 50%;
    bottom: 2rem;
    transform: translateX(-50%);
    color: var(--accent-bright);
    text-decoration: none;
    z-index: 2;
    animation: float 2.2s ease-in-out infinite;
}

.scroll-cue-circle {
    width: 3.25rem;
    height: 3.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    border: 1px solid rgba(255, 182, 201, 0.4);
    background: rgba(255, 91, 137, 0.12);
    backdrop-filter: blur(8px);
}

.scroll-cue svg {
    width: 1.3rem;
    height: 1.3rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.overview-panel,
.final-cta-panel,
.modal {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent),
        var(--panel);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.overview-panel {
    max-width: 940px;
    padding: clamp(1.6rem, 4vw, 2.4rem);
    border-radius: 2rem;
}

.overview-panel p + p {
    margin-top: 1.2rem;
}

.overview-panel p,
.author-copy p,
.final-cta-panel p,
.tool-card p,
.pillar-card p,
.chapter-item p,
.share-intro {
    line-height: 1.8;
    color: var(--muted);
}

.pillars-grid,
.tools-grid,
.audience-list {
    display: grid;
    gap: 1.2rem;
}

.pillars-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pillar-card,
.tool-card,
.audience-card,
.chapter-item {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(255, 121, 159, 0.08), rgba(255, 121, 159, 0.03));
    transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.pillar-card:hover,
.tool-card:hover,
.audience-card:hover,
.chapter-item:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
    background: linear-gradient(180deg, rgba(255, 121, 159, 0.12), rgba(255, 121, 159, 0.05));
}

.pillar-card,
.tool-card {
    min-height: 100%;
    padding: 1.5rem;
    border-radius: 1.5rem;
}

.pillar-card::after,
.tool-card::after,
.audience-card::after,
.chapter-item::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 218, 228, 0.9), transparent);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.pillar-card:hover::after,
.tool-card:hover::after,
.audience-card:hover::after,
.chapter-item:hover::after {
    opacity: 1;
}

.pillar-id {
    display: inline-flex;
    width: 2.4rem;
    height: 2.4rem;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 1rem;
    background: rgba(255, 91, 137, 0.16);
    color: var(--accent-bright);
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
}

.pillar-card h3,
.tool-card h3,
.chapter-item h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    line-height: 1.08;
}

.chapters-list {
    display: grid;
    gap: 1rem;
    list-style: none;
}

.chapter-item {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 1.1rem;
    align-items: start;
    padding: 1.35rem 1.4rem;
    border-radius: 1.4rem;
}

.chapter-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: rgba(255, 91, 137, 0.14);
    color: var(--accent-bright);
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
}

.audience-layout {
    display: grid;
    gap: 1.5rem;
}

.audience-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.audience-card {
    padding: 1.25rem;
    border-radius: 1.2rem;
    color: var(--muted-strong);
    font-weight: 700;
    line-height: 1.55;
}

.tools-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.author-layout {
    display: grid;
    grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
    gap: clamp(1.75rem, 5vw, 4rem);
    align-items: center;
}

.author-photo {
    padding: 1rem;
    border-radius: 2rem;
    background: linear-gradient(180deg, rgba(255, 91, 137, 0.14), rgba(255, 91, 137, 0.03));
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.author-image {
    border-radius: 1.35rem;
    aspect-ratio: 1 / 1.12;
    object-fit: cover;
}

.author-credentials {
    margin: 0.45rem 0 1.3rem;
    color: var(--accent-soft);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.8rem;
    font-weight: 800;
}

.author-copy p + p {
    margin-top: 1rem;
}

.final-cta-panel {
    max-width: 960px;
    margin: 0 auto;
    padding: clamp(1.8rem, 4vw, 2.8rem);
    border-radius: 2rem;
    text-align: center;
}

.final-cta-panel h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1;
    max-width: 14ch;
    margin: 0 auto 1rem;
}

.final-cta-panel p {
    max-width: 64ch;
    margin: 0 auto;
}

.final-cta-panel .hero-actions {
    justify-content: center;
}

.share-section .container {
    text-align: center;
}

.share-section .section-header {
    margin-inline: auto;
}

.share-intro {
    max-width: 760px;
    margin: 0 auto 1.75rem;
}

.share-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.9rem;
}

.share-btn {
    min-width: 150px;
}

.share-status {
    min-height: 1.5rem;
    margin-top: 1rem;
    color: var(--accent-soft);
}

.site-footer {
    padding: 2.4rem 1rem 3rem;
    text-align: center;
    border-top: 1px solid rgba(255, 122, 160, 0.12);
    background: rgba(8, 0, 3, 0.42);
}

.site-footer p {
    color: var(--muted);
    font-size: 0.92rem;
}

.site-footer p + p {
    margin-top: 0.45rem;
}

.fade-in {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.2rem;
    background: rgba(5, 0, 2, 0.72);
    backdrop-filter: blur(10px);
}

.modal-overlay.open {
    display: flex;
}

.modal {
    width: min(760px, 100%);
    padding: 1.75rem;
    border-radius: 1.6rem;
}

.modal h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: 0.65rem;
}

.modal-header-note {
    margin-bottom: 1rem;
    color: var(--muted);
}

.contact-form {
    display: grid;
    gap: 0.85rem;
}

.contact-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
}

.contact-form label {
    display: grid;
    gap: 0.35rem;
    color: var(--muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid rgba(255, 145, 176, 0.28);
    border-radius: 1rem;
    background: rgba(16, 2, 6, 0.72);
    color: var(--text);
    padding: 0.82rem 0.95rem;
}

.contact-form textarea {
    min-height: 160px;
    resize: vertical;
    line-height: 1.6;
}

.contact-form input:focus-visible,
.contact-form textarea:focus-visible {
    outline: 2px solid var(--accent-bright);
    outline-offset: 2px;
    border-color: transparent;
}

.contact-status {
    min-height: 1.4rem;
    color: var(--muted-strong);
}

.contact-honeypot {
    position: absolute;
    left: -100vw;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.8rem;
}

section[id] {
    scroll-margin-top: 2rem;
}

@keyframes float {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(8px);
    }
}

@media (max-width: 1024px) {
    .hero-layout,
    .author-layout,
    .pillars-grid,
    .audience-list,
    .tools-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero-layout {
        align-items: start;
    }

    .hero h1 {
        max-width: 12ch;
    }
}

@media (max-width: 820px) {
    section {
        padding: 5.25rem 0;
    }

    .hero {
        min-height: auto;
        padding-bottom: 6rem;
    }

    .hero-layout,
    .author-layout,
    .pillars-grid,
    .audience-list,
    .tools-grid,
    .contact-row {
        grid-template-columns: 1fr;
    }

    .hero-copy {
        order: 2;
    }

    .hero-visual {
        order: 1;
    }

    .cover-frame {
        transform: none;
    }

    .hero-orb {
        width: 120vw;
        right: -35vw;
        bottom: -24vw;
    }
}

@media (max-width: 560px) {
    .container {
        width: min(100% - 1.2rem, 100%);
    }

    .hero-actions,
    .share-actions,
    .hero-metrics {
        flex-direction: column;
        align-items: stretch;
    }

    .btn,
    .share-btn {
        width: 100%;
    }

    .chapter-item {
        grid-template-columns: 1fr;
    }

    .scroll-cue {
        bottom: 1rem;
    }
}