:root {
    --bg: #0f1726;
    --bg-soft: #172338;
    --panel: rgba(255, 255, 255, 0.04);
    --panel-strong: rgba(148, 163, 184, 0.12);
    --line: rgba(148, 163, 184, 0.16);
    --line-strong: rgba(229, 231, 235, 0.28);
    --text: #f8fafc;
    --muted: #b8c3d6;
    --accent: #e5e7eb;
    --accent-strong: #ffffff;
    --cool: #94a3b8;
    --shadow: 0 22px 52px rgba(0, 0, 0, 0.34);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 85% 10%, rgba(148, 163, 184, 0.13), transparent 24%),
        radial-gradient(circle at 10% 30%, rgba(255, 255, 255, 0.05), transparent 18%),
        linear-gradient(180deg, #0e1827 0%, #111827 100%);
    line-height: 1.6;
}

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

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

.hv-container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.hv-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(15, 23, 38, 0.9);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}

.hv-topbar {
    min-height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.hv-logo {
    font-size: clamp(1.7rem, 2vw, 2.15rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
}

.hv-nav {
    display: flex;
    gap: 22px;
    align-items: center;
    flex-wrap: wrap;
}

.hv-nav a {
    color: var(--muted);
    font-size: 0.92rem;
    transition: color 0.2s ease;
}

.hv-nav a:hover,
.hv-footer-links a:hover,
.hv-checkbox a:hover {
    color: var(--accent-strong);
}

.hv-disclaimer {
    text-align: center;
    padding: 10px 16px;
    font-size: 0.82rem;
    color: #0f1726;
    background: linear-gradient(90deg, #cbd5e1, #94a3b8, #cbd5e1);
    font-weight: 700;
}

.hv-menu-toggle,
.hv-menu-button {
    display: none;
}

.hv-hero,
.hv-section {
    padding: 94px 0;
}

.hv-section-alt {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.hv-hero-grid,
.hv-split-grid,
.hv-contact-grid,
.hv-footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.94fr);
    gap: 40px;
    align-items: center;
}

.hv-kicker {
    display: inline-flex;
    margin-bottom: 18px;
    padding: 8px 14px;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    color: var(--accent);
    background: rgba(229, 231, 235, 0.06);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.hv-hero-copy h1,
.hv-text-block h2,
.hv-section-head h2,
.hv-contact-copy h2 {
    font-size: clamp(2.35rem, 4.7vw, 5rem);
    line-height: 0.98;
    margin-bottom: 22px;
}

.hv-section-head.compact h2,
.hv-text-block h2,
.hv-contact-copy h2 {
    font-size: clamp(2rem, 3.4vw, 3.15rem);
    line-height: 1.08;
}

.hv-lead,
.hv-hero-copy p,
.hv-text-block p,
.hv-section-head p,
.hv-card p,
.hv-routine-card p,
.hv-plan-list li,
.hv-faq-list p,
.hv-contact-copy p,
.hv-footer p,
.hv-footer-meta span {
    color: var(--muted);
}

.hv-hero-copy p + p {
    margin-top: 12px;
}

.hv-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin: 30px 0 24px;
}

.hv-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 24px;
    border-radius: 999px;
    font-weight: 800;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.hv-button-primary {
    background: linear-gradient(135deg, #ffffff, #cbd5e1);
    color: #111827;
    box-shadow: 0 18px 30px rgba(229, 231, 235, 0.18);
}

.hv-button-secondary {
    color: var(--text);
    border: 1px solid var(--line-strong);
    background: rgba(255,255,255,0.03);
}

.hv-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.hv-pills span,
.hv-card,
.hv-routine-card,
.hv-plan-card,
.hv-form,
.hv-faq-list details,
.hv-highlight,
.hv-contact-meta > div {
    border: 1px solid var(--line);
    background: var(--panel);
    box-shadow: var(--shadow);
}

.hv-pills span {
    padding: 10px 16px;
    border-radius: 999px;
    color: var(--accent);
    font-size: 0.9rem;
}

.hv-hero-visual {
    position: relative;
}

.hv-hero-visual img,
.hv-image-panel img {
    width: 100%;
    min-height: 620px;
    object-fit: cover;
    border-radius: 28px;
    border: 1px solid var(--line-strong);
    box-shadow: var(--shadow);
}

.hv-floating {
    position: absolute;
    padding: 14px 18px;
    border-radius: 18px;
    background: rgba(17, 24, 39, 0.84);
    border: 1px solid var(--line-strong);
    color: var(--accent);
    font-weight: 700;
}

.hv-floating-top {
    left: -12px;
    top: 18px;
}

.hv-floating-bottom {
    right: -14px;
    bottom: 18px;
}

.hv-list {
    list-style: none;
    margin: 24px 0;
    display: grid;
    gap: 14px;
}

.hv-list li,
.hv-plan-list li {
    position: relative;
    padding-left: 24px;
}

.hv-list li::before,
.hv-plan-list li::before {
    content: "•";
    position: absolute;
    left: 6px;
    color: var(--accent);
}

.hv-highlight {
    padding: 22px;
    border-left: 4px solid var(--cool);
    border-radius: 0 18px 18px 0;
}

.hv-section-head {
    max-width: 760px;
    margin-bottom: 42px;
}

.hv-card-grid,
.hv-routine-grid,
.hv-plan-grid {
    display: grid;
    gap: 22px;
}

.hv-card-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.hv-card,
.hv-routine-card,
.hv-plan-card {
    padding: 28px;
    border-radius: 24px;
}

.hv-card-index,
.hv-badge {
    display: inline-flex;
    margin-bottom: 14px;
    color: var(--accent);
    font-weight: 900;
    letter-spacing: 0.08em;
}

.hv-card h3,
.hv-plan-card h3,
.hv-routine-card strong {
    font-size: 1.16rem;
    margin-bottom: 12px;
}

.hv-routine-card strong {
    display: block;
}

.hv-plan-featured {
    position: relative;
    transform: translateY(-8px);
    border-color: var(--line-strong);
    background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.03));
}

.hv-price {
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent);
    margin: 8px 0 18px;
}

.hv-plan-list {
    list-style: none;
    display: grid;
    gap: 12px;
    margin-bottom: 20px;
}

.hv-narrow {
    max-width: 860px;
}

.hv-faq-list {
    display: grid;
    gap: 16px;
}

.hv-faq-list details {
    padding: 20px 22px;
    border-radius: 20px;
}

.hv-faq-list summary {
    cursor: pointer;
    list-style: none;
    font-weight: 800;
    padding-right: 24px;
    position: relative;
}

.hv-faq-list summary::after {
    content: "+";
    position: absolute;
    right: 0;
    top: 0;
    color: var(--accent);
    font-size: 1.2rem;
}

.hv-faq-list details[open] summary::after {
    content: "−";
}

.hv-faq-list p {
    margin-top: 14px;
}

.hv-contact-meta {
    display: grid;
    gap: 14px;
    margin-top: 24px;
}

.hv-contact-meta > div {
    padding: 16px 18px;
    border-radius: 18px;
}

.hv-contact-meta strong {
    display: block;
    margin-bottom: 4px;
    color: var(--accent);
}

.hv-form {
    display: grid;
    gap: 16px;
    padding: 28px;
    border-radius: 26px;
}

.hv-form label {
    display: grid;
    gap: 8px;
}

.hv-form span,
.hv-checkbox span {
    color: var(--muted);
    font-size: 0.92rem;
}

.hv-form input,
.hv-form textarea {
    width: 100%;
    padding: 15px 16px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.03);
    color: var(--text);
    font: inherit;
}

.hv-form input:focus,
.hv-form textarea:focus {
    outline: none;
    border-color: var(--line-strong);
    box-shadow: 0 0 0 3px rgba(229, 231, 235, 0.10);
}

.hv-checkbox {
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 12px;
}

.hv-checkbox input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
}

.hv-full {
    width: 100%;
}

.hv-footer {
    padding: 34px 0 50px;
    border-top: 1px solid rgba(255,255,255,0.06);
    background: rgba(10, 16, 27, 0.88);
}

.hv-footer-grid {
    grid-template-columns: 1.05fr 1fr 0.8fr;
    align-items: start;
}

.hv-footer-links,
.hv-footer-meta {
    display: grid;
    gap: 10px;
}

@media (max-width: 1100px) {
    .hv-hero-grid,
    .hv-split-grid,
    .hv-contact-grid,
    .hv-footer-grid {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 820px) {
    .hv-menu-button {
        display: flex;
        flex-direction: column;
        gap: 5px;
        cursor: pointer;
    }

    .hv-menu-button span {
        width: 28px;
        height: 2px;
        background: var(--accent);
    }

    .hv-nav {
        position: absolute;
        left: 16px;
        right: 16px;
        top: calc(100% + 10px);
        display: none;
        flex-direction: column;
        align-items: flex-start;
        padding: 18px;
        border-radius: 22px;
        background: rgba(17, 24, 39, 0.98);
        border: 1px solid var(--line);
        box-shadow: var(--shadow);
    }

    .hv-menu-toggle:checked + .hv-menu-button + .hv-nav {
        display: flex;
    }

    .hv-card-grid,
    .hv-routine-grid,
    .hv-plan-grid {
        grid-template-columns: 1fr;
    }

    .hv-hero-visual img,
    .hv-image-panel img {
        min-height: 420px;
    }

    .hv-floating-top,
    .hv-floating-bottom {
        position: static;
        margin-top: 12px;
        display: inline-flex;
    }
}

@media (max-width: 560px) {
    .hv-container,
    .hv-topbar {
        width: min(100% - 20px, 1180px);
    }

    .hv-hero,
    .hv-section {
        padding: 72px 0;
    }

    .hv-topbar {
        min-height: 72px;
    }

    .hv-actions,
    .hv-button {
        width: 100%;
    }

    .hv-card,
    .hv-routine-card,
    .hv-plan-card,
    .hv-form,
    .hv-faq-list details {
        padding: 22px;
        border-radius: 22px;
    }
}