:root {
    --ink: #102a38;
    --muted: #5a7383;
    --line: #d5e8f0;
    --brand: #00a3d9;
    --brand-light: #4ddbff;
    --brand-dark: #0087b5;
    --soft: #eef8fc;
    --gradient: linear-gradient(145deg, #00a3d9, #4ddbff);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.5;
}

h1, h2, h3, .hero-brand, .nav-brand, .price-num {
    font-family: "DM Sans", "IBM Plex Sans", sans-serif;
}

a { color: inherit; }

.wrap {
    width: min(1100px, calc(100% - 2.5rem));
    margin: 0 auto;
}

.wrap.narrow { width: min(640px, calc(100% - 2.5rem)); }

.site-nav {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .9rem 1.5rem;
    background: rgba(255,255,255,.88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(213, 232, 240, .8);
}

.nav-brand {
    display: inline-flex;
    align-items: center;
    gap: .65rem;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: var(--gradient);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: .9rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.1rem;
}

.nav-links a {
    text-decoration: none;
    font-weight: 500;
    font-size: .95rem;
    color: var(--muted);
}

.nav-links a:hover { color: var(--ink); }

.nav-cta {
    background: var(--gradient) !important;
    color: #fff !important;
    padding: .55rem 1rem;
    border-radius: 999px;
    font-weight: 600 !important;
}

.nav-login { color: var(--ink) !important; }

.hero {
    position: relative;
    min-height: calc(100vh - 64px);
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 3.5rem 0 4rem;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 80% 20%, rgba(77, 219, 255, .35), transparent 55%),
        radial-gradient(ellipse 70% 50% at 10% 90%, rgba(0, 163, 217, .18), transparent 50%),
        linear-gradient(160deg, #f7fcfe 0%, #eaf6fb 55%, #dff3fa 100%);
    animation: heroWash 10s ease-in-out infinite alternate;
}

@keyframes heroWash {
    from { transform: scale(1); }
    to { transform: scale(1.04); }
}

.hero-inner {
    position: relative;
    width: min(1100px, calc(100% - 2.5rem));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 3rem;
    align-items: center;
}

.hero-brand {
    margin: 0 0 .75rem;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: fadeUp .7s ease both;
}

.hero h1 {
    margin: 0;
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
    font-weight: 800;
    animation: fadeUp .7s ease .08s both;
}

.hero-lead {
    margin: 1.1rem 0 0;
    font-size: 1.15rem;
    color: var(--muted);
    max-width: 32rem;
    animation: fadeUp .7s ease .16s both;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: 1.75rem;
    animation: fadeUp .7s ease .24s both;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

.btn-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    color: #fff;
    text-decoration: none;
    border: none;
    border-radius: 999px;
    padding: .9rem 1.35rem;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 12px 28px rgba(0, 163, 217, .28);
    transition: transform .15s ease, box-shadow .15s ease;
}

.btn-main:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 32px rgba(0, 163, 217, .34);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    padding: .9rem 1.2rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    color: var(--ink);
    border: 1px solid var(--line);
    background: rgba(255,255,255,.65);
}

.btn-full { width: 100%; }

.hero-visual {
    animation: fadeUp .8s ease .2s both;
}

.hero-screen {
    background: #0c4a63;
    border-radius: 18px;
    padding: .75rem;
    box-shadow: 0 30px 60px rgba(8, 56, 76, .28);
    transform: rotate(-1.5deg);
}

.hero-screen-bar {
    display: flex;
    gap: .35rem;
    padding: .35rem .5rem .75rem;
}

.hero-screen-bar span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,.25);
}

.hero-screen-body {
    background: #f4fbfe;
    border-radius: 12px;
    padding: 1rem;
}

.mock-week {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: .45rem;
}

.mock-day {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: .55rem .45rem;
    min-height: 96px;
}

.mock-day.is-active {
    border-color: var(--brand);
    box-shadow: 0 0 0 1px var(--brand);
}

.mock-day strong {
    display: block;
    font-size: .72rem;
    color: var(--muted);
    font-weight: 600;
}

.mock-day em {
    display: block;
    font-style: normal;
    font-family: "DM Sans", sans-serif;
    font-weight: 700;
    margin: .2rem 0 .45rem;
}

.mock-day i {
    display: block;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, #00a3d9, #4ddbff);
    margin-bottom: .25rem;
    opacity: .85;
}

.mock-day i:last-child { width: 70%; opacity: .45; }

.mock-stat-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .55rem;
    margin-top: .75rem;
}

.mock-stat-row > div {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: .7rem .8rem;
}

.mock-stat-row span {
    display: block;
    font-size: .75rem;
    color: var(--muted);
}

.mock-stat-row strong {
    font-family: "DM Sans", sans-serif;
    font-size: 1.05rem;
}

.section {
    padding: 5rem 0;
}

.section-alt {
    background: var(--soft);
}

.eyebrow {
    margin: 0 0 .5rem;
    color: var(--brand-dark);
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    font-size: .8rem;
}

.section h2 {
    margin: 0;
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.section-lead {
    margin: .85rem 0 0;
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 36rem;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem 2.5rem;
    margin-top: 2.75rem;
}

.feature-list article {
    border-top: 2px solid var(--brand);
    padding-top: 1rem;
}

.feature-list h3 {
    margin: 0 0 .4rem;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}

.feature-list p {
    margin: 0;
    color: var(--muted);
}

.price-block {
    margin-top: 2rem;
    padding: 2rem 0 0;
    border-top: 1px solid var(--line);
}

.price-amount {
    display: flex;
    align-items: flex-end;
    gap: .4rem;
}

.price-num {
    font-size: clamp(4rem, 10vw, 6rem);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: .9;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.price-unit {
    font-size: 1.4rem;
    font-weight: 700;
    padding-bottom: .55rem;
}

.price-unit span {
    display: block;
    font-size: .95rem;
    font-weight: 500;
    color: var(--muted);
}

.price-note {
    color: var(--muted);
    margin: .75rem 0 1.25rem;
}

.price-includes {
    list-style: none;
    padding: 0;
    margin: 0 0 1.75rem;
}

.price-includes li {
    padding: .45rem 0 .45rem 1.4rem;
    position: relative;
    border-bottom: 1px solid var(--line);
}

.price-includes li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .95rem;
    width: .55rem;
    height: .55rem;
    border-radius: 50%;
    background: var(--gradient);
}

.lead-form {
    margin-top: 2rem;
    display: grid;
    gap: 1rem;
}

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

.lead-form label {
    display: block;
    font-weight: 600;
    font-size: .9rem;
    margin-bottom: .35rem;
}

.lead-form input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: .8rem .95rem;
    font: inherit;
    background: #fff;
}

.lead-form input:focus {
    outline: 2px solid rgba(0, 163, 217, .35);
    border-color: var(--brand);
}

.err {
    display: block;
    color: #b42318;
    font-size: .85rem;
    margin-top: .25rem;
}

.fineprint {
    text-align: center;
    color: var(--muted);
    font-size: .85rem;
    margin: 0;
}

.lead-success {
    margin-top: 1.25rem;
    padding: 1rem 1.1rem;
    border-radius: 12px;
    background: #e7f8ef;
    color: #0f6e4d;
    font-weight: 600;
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 2rem 0 2.5rem;
    background: #f7fcfe;
}

.footer-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2rem;
    align-items: center;
    justify-content: space-between;
    color: var(--muted);
}

.footer-inner a {
    color: var(--brand-dark);
    font-weight: 600;
    text-decoration: none;
}

@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .hero-screen { transform: none; }
    .feature-list { grid-template-columns: 1fr; }
    .nav-links a:not(.nav-cta):not(.nav-login) { display: none; }
}

@media (max-width: 640px) {
    .form-row { grid-template-columns: 1fr; }
    .mock-week { grid-template-columns: repeat(3, 1fr); }
    .mock-week .mock-day:nth-child(4),
    .mock-week .mock-day:nth-child(5) { display: none; }
}