/* =========================
   BIO SWIM — ESTILOS
========================= */

:root {
    --bg: #0B1F3A;
    --white: #FFFFFF;

    --text: #E2E8F0;
    --heading: #FFFFFF;
    --muted: #94A3B8;

    --cyan: #00C6FF;
    --blue: #007BFF;

    --cyan-light: #E8F5FF;

    --border: #2A3F5A;

    --gradient: linear-gradient(135deg, #00C6FF, #007BFF);

    --shadow: 0 20px 50px rgba(0, 0, 0, 0.25);

    --container: 1120px;
    --radius: 18px;
}


/* =========================
   RESET
========================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

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

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


/* =========================
   ESTRUTURA
========================= */

.container {
    width: min(90%, var(--container));
    margin: 0 auto;
}

.narrow {
    max-width: 850px;
}

.section {
    padding: 100px 0;
}


/* =========================
   HEADER
========================= */

.header {
    background: rgba(11, 31, 58, 0.95);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo img {
    width: 125px;
    height: auto;
}

.header-button {
    background: #2d9c7c;
    color: var(--white);
    padding: 11px 20px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 700;
    transition: 0.2s ease;
}

.header-button:hover {
    transform: translateY(-2px);
    opacity: 0.9;
    background: #238b6d;
}


/* =========================
   TEXTOS
========================= */

.eyebrow {
    display: inline-block;
    margin-bottom: 16px;
    color: var(--cyan);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    color: var(--heading);
    line-height: 1.15;
}

h1 {
    font-size: clamp(42px, 6vw, 72px);
    letter-spacing: -0.04em;
}

h2 {
    font-size: clamp(32px, 4vw, 52px);
    letter-spacing: -0.03em;
}

h3 {
    font-size: 21px;
}

p {
    color: var(--muted);
}


/* =========================
   BOTÕES
========================= */

.primary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    background: var(--gradient);
    color: var(--white);

    padding: 16px 27px;
    border-radius: 999px;

    font-size: 16px;
    font-weight: 700;

    transition: 0.2s ease;

    box-shadow: 0 8px 20px rgba(0, 123, 255, 0.18);
}

.primary-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 123, 255, 0.30);
}

/* ============================================ */
/* BOTÃO DA OFERTA - MESMA COR DO HERO */
/* ============================================ */
#emailButton {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    background: var(--gradient);
    color: var(--white);

    padding: 16px 27px;
    border-radius: 999px;

    font-size: 16px;
    font-weight: 700;

    transition: 0.2s ease;

    box-shadow: 0 8px 20px rgba(0, 123, 255, 0.18);
}

#emailButton:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 123, 255, 0.30);
}


/* =========================
   HERO
========================= */

.hero {
    padding: 90px 0 110px;

    background:
        radial-gradient(
            circle at 80% 20%,
            rgba(0, 198, 255, 0.08),
            transparent 35%
        );
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
    gap: 70px;
}

.hero-image {
    margin-top: 48px;
    border-radius: 28px;
    overflow: hidden;
    background: var(--cyan-light);
    box-shadow: var(--shadow);

    height: 560px;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-description {
    margin: 24px 0;
    max-width: 600px;
    font-size: 19px;
}

.hero-description strong {
    color: var(--white);
}

.hero-text .primary-button {
    margin-top: 10px;
}

.small-text {
    margin-top: 14px;
    font-size: 13px;
    color: var(--muted);
}


/* =========================
   PROBLEMA (seção clara)
========================= */

.problem {
    background: var(--white);
}

.problem h2 {
    color: #0B1F3A;
}

.problem .eyebrow {
    color: var(--blue);
}

.problem p {
    color: #333;
}

.problem-list {
    margin-top: 50px;
    border-top: 1px solid #E2E8F0;
}

.problem-item {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 20px;

    padding: 25px 0;

    border-bottom: 1px solid #E2E8F0;
}

.problem-item span {
    color: var(--blue);
    font-weight: 700;
}

.problem-item p {
    font-size: 18px;
    color: #333;
}

.highlight-text {
    margin-top: 45px;
    padding: 25px;

    background: var(--cyan-light);
    border-left: 4px solid var(--blue);

    color: #0B1F3A;
    font-size: 20px;
}

.highlight-text strong {
    color: #0B1F3A;
}


/* =========================
   SOLUÇÃO (fundo escuro)
========================= */

.solution {
    background: var(--bg);
}

.solution h2 {
    color: var(--white);
}

.solution .eyebrow {
    color: var(--cyan);
}

.solution p {
    color: #CBD5E1;
    font-size: 18px;
    margin-bottom: 20px;
}

.solution .bold-text {
    color: var(--white);
    font-weight: 700;
}

.solution-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.solution .check-list li {
    color: var(--white);
}

.solution .check-list li strong {
    color: var(--white);
}
.solution-image {
    margin-top: 32px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: #1A2A4A;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.solution-image img {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}


/* =========================
   PROCESSO (seção clara)
========================= */

.process {
    background: #F7F9FC;
}

.process .eyebrow {
    color: var(--blue);
}

.process h2 {
    color: #0B1F3A;
}

.section-heading {
    max-width: 750px;
    margin-bottom: 60px;
}

.section-heading h2 {
    color: #0B1F3A;
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.step {
    background: var(--white);
    padding: 30px;

    border: 1px solid #E2E8F0;
    border-radius: var(--radius);

    transition: 0.2s ease;
}

.step:hover {
    transform: translateY(-4px);

    border-color: rgba(0, 123, 255, 0.25);

    box-shadow:
        0 15px 35px rgba(11, 31, 58, 0.08);
}

.step-number {
    display: block;
    color: var(--blue);

    font-size: 14px;
    font-weight: 700;

    margin-bottom: 25px;
}

.step h3 {
    color: #0B1F3A;
    margin-bottom: 15px;
}

.step p {
    font-size: 15px;
    color: #555;
}

.step strong {
    color: #0B1F3A;
}


/* =========================
   ENTREGA (fundo escuro)
========================= */

.delivery {
    background: var(--bg);
}

.delivery .eyebrow {
    color: var(--cyan);
}

.delivery h2 {
    color: var(--white);
}

.delivery-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 80px;
    align-items: center;
}

.delivery-image {
    background: #1A2A4A;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    max-width: 500px; /* limita a largura para não ficar gigante */
    margin: 0 auto;
}

.delivery-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

.delivery-content h2 {
    margin-bottom: 35px;
}

.check-list {
    list-style: none;
}

.check-list li {
    position: relative;

    padding: 14px 0 14px 32px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.06);

    font-weight: 600;
    color: #CBD5E1;
}

.check-list li::before {
    content: "✓";

    position: absolute;
    left: 0;

    color: var(--cyan);

    font-weight: 900;
}

.check-list li strong {
    color: var(--white);
}

.delivery-content .bold-text {
    margin-top: 30px;
    color: var(--white);
}

.delivery-content p {
    color: #CBD5E1;
}

.delivery-content p strong {
    color: var(--white);
}


/* =========================
   VÍDEO (seção clara)
========================= */

.video-section {
    background: #F7F9FC;
}

.video-section .eyebrow {
    color: var(--blue);
}

.video-section h2 {
    color: #0B1F3A;
}

.video-section p {
    color: #555;
}


/* =========================
   AUTORIDADE (fundo escuro)
========================= */

.authority {
    background: var(--bg);
}

.authority .eyebrow {
    color: var(--cyan);
}

.authority h2 {
    color: var(--white);
}

.authority p {
    color: #CBD5E1;
    margin-top: 20px;
    font-size: 17px;
}

.authority p strong {
    color: var(--white);
}

.authority-grid {
    display: grid;
    grid-template-columns: 0.75fr 1.25fr;
    gap: 80px;
    align-items: center;
}

.authority-image {
    border-radius: var(--radius);
    overflow: hidden;
    background: #1A2A4A;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.authority-image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
}


/* =========================
   OFERTA (fundo escuro com card claro)
========================= */

.offer {
    background: var(--bg);
}

.offer .eyebrow {
    color: var(--cyan);
}

.offer h2 {
    color: var(--white);
}

.offer-card {
    max-width: 760px;
    margin: 0 auto;

    padding: 70px 50px;

    text-align: center;

    background: var(--white);

    border-radius: 28px;

    box-shadow: var(--shadow);
}

.offer-card h2 {
    margin-bottom: 20px;
    color: #0B1F3A;
}

.offer-description {
    max-width: 600px;
    margin: 0 auto 25px;

    font-size: 18px;
    color: #333; /* mais escuro */
}

.price {
    margin-bottom: 20px;
}

.price-label {
    display: block;

    color: var(--muted);

    font-size: 14px;

    margin-bottom: 5px;
}

.price-value {
    display: block;

    color: #0B1F3A;

    font-size: 64px;
    font-weight: 800;

    letter-spacing: -0.05em;
}

/* ============================================ */
/* LISTA DE BENEFÍCIOS - TEXTO MAIS ESCURO E MENOR */
/* ============================================ */
.offer-card .check-list {
    list-style: none;
    padding: 0;
    margin: 0 auto 24px;
    max-width: 500px;
    text-align: left;
}

.offer-card .check-list li {
    padding: 8px 0 8px 32px;
    border-bottom: 1px solid #E2E8F0;
    font-weight: 600;
    font-size: 1.4rem; /* diminui de 1.5rem para 1.4rem */
    color: #0B1F3A; /* escuro */
    position: relative;
}

.offer-card .check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--cyan);
    font-weight: 900;
}

.offer-card .check-list li strong {
    color: #0B1F3A; /* escuro */
}

.offer-card .check-list li:last-child {
    border-bottom: none;
}

/* ============================================ */
/* BOTÃO - COR IGUAL AO "Free Trial Analysis" */
/* ============================================ */
#emailButton {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    background: var(--gradient);
    color: var(--white);

    padding: 16px 27px;
    border-radius: 999px;

    font-size: 16px;
    font-weight: 700;

    transition: 0.2s ease;

    box-shadow: 0 8px 20px rgba(0, 123, 255, 0.18);
}

#emailButton:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 123, 255, 0.30);
}

/* ============================================ */
/* TEXTO "No commitment..." - MAIS ESCURO */
/* ============================================ */
.offer-note {
    margin-top: 18px;
    font-size: 13px;
    color: #555; /* mais escuro (antes era #94A3B8) */
}

.offer-note strong {
    color: #333; /* mais escuro */
}

/* =========================
   FOOTER (fundo escuro)
========================= */

.footer {
    padding: 30px 0;

    background: #0B1F3A;

    text-align: center;

    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer p {
    color: #94A3B8;
    font-size: 13px;
}

.footer a {
    color: #94A3B8;
    transition: color 0.2s;
}

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


/* =========================
   RESPONSIVIDADE
========================= */

@media (max-width: 900px) {

    .hero-grid,
    .solution-grid,
    .delivery-grid,
    .authority-grid {
        grid-template-columns: 1fr;
        gap: 45px;
    }

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

    .hero {
        padding-top: 60px;
    }

    .hero-image {
        margin-top: 0;
        height: 500px;
    }
}


@media (max-width: 600px) {

    .section {
        padding: 70px 0;
    }

    .header-button {
        display: none;
    }

    h1 {
        font-size: 43px;
    }

    h2 {
        font-size: 34px;
    }

    .hero {
        padding-top: 45px;
        padding-bottom: 75px;
    }

    .hero-description {
        font-size: 17px;
        margin: 20px 0;
    }

    .hero-image {
        height: 380px;
        border-radius: 22px;
    }

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

    .offer-card {
        padding: 50px 25px;
    }

    .price-value {
        font-size: 54px;
    }

    .problem-item {
        grid-template-columns: 45px 1fr;
    }

    .problem-item p {
        font-size: 16px;
    }

    .solution p {
        font-size: 17px;
    }

    .authority-grid,
    .delivery-grid {
        gap: 35px;
    }
}