:root {
    --ink: #1f2933;
    --muted: #5f6f7a;
    --line: #dce7eb;
    --surface: #ffffff;
    --soft: #f5f8f8;
    --teal: #0f766e;
    --teal-dark: #0b4f4a;
    --blue: #2b87da;
    --green: #1f9d73;
    --amber: #d98b2b;
    --coral: #d9534f;
    --shadow: 0 18px 48px rgba(31, 41, 51, 0.12);
    --radius: 8px;
    --font: Jost, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: #ffffff;
    font-family: var(--font);
    letter-spacing: 0;
    overflow-x: hidden;
}

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

a {
    color: inherit;
}

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

.landing-header {
    position: fixed;
    z-index: 20;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid rgba(220, 231, 235, 0.84);
    backdrop-filter: blur(12px);
}

.header-inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand img {
    width: 138px;
    height: 40px;
    object-fit: contain;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 24px;
    color: #41515a;
    font-size: 14px;
    font-weight: 750;
}

.header-nav a {
    transition: color 0.16s ease;
}

.header-nav a:hover {
    color: var(--teal);
}

.nav-cta,
.primary-action,
.secondary-action,
.text-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-height: 44px;
    border-radius: var(--radius);
    font-weight: 800;
    line-height: 1;
    transition: transform 0.16s ease, background 0.16s ease, border-color 0.16s ease;
}

.nav-cta,
.primary-action {
    background: var(--teal);
    color: #ffffff;
    border: 1px solid var(--teal);
    padding: 0 18px;
    box-shadow: 0 12px 30px rgba(15, 118, 110, 0.22);
}

.nav-cta:hover,
.primary-action:hover {
    background: var(--teal-dark);
    border-color: var(--teal-dark);
    transform: translateY(-1px);
}

.secondary-action {
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.55);
    padding: 0 18px;
    background: rgba(255, 255, 255, 0.12);
}

.secondary-action:hover {
    background: rgba(255, 255, 255, 0.22);
}

.text-cta {
    color: var(--teal);
    min-height: auto;
    justify-content: flex-start;
}

.dental-hero {
    min-height: 760px;
    height: 88vh;
    max-height: 940px;
    display: flex;
    align-items: center;
    padding: 128px 0 72px;
    color: #ffffff;
    background:
        linear-gradient(90deg, rgba(9, 32, 36, 0.88) 0%, rgba(9, 32, 36, 0.72) 46%, rgba(9, 32, 36, 0.28) 100%),
        url("../images/dentistas/clinic-hero.jpg");
    background-size: cover;
    background-position: center 34%;
}

.hero-inner {
    display: flex;
    align-items: center;
}

.hero-copy {
    max-width: 780px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #d7fff8;
    font-size: 13px;
    font-weight: 850;
    text-transform: uppercase;
}

.eyebrow.dark {
    color: var(--teal);
}

.hero-copy h1,
.section-head h2,
.solution-copy h2,
.proof-copy h2,
.final-copy h2 {
    margin: 0;
    color: inherit;
    font-weight: 900;
    line-height: 1.04;
    letter-spacing: 0;
}

.hero-copy h1 {
    max-width: 760px;
    margin-top: 18px;
    font-size: 62px;
}

.hero-copy p {
    max-width: 660px;
    margin: 22px 0 0;
    color: rgba(255, 255, 255, 0.88);
    font-size: 20px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.hero-points span {
    border: 1px solid rgba(255, 255, 255, 0.32);
    border-radius: var(--radius);
    padding: 9px 12px;
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.9);
    font-size: 13px;
    font-weight: 800;
}

.product-strip {
    background: #ffffff;
    padding: 28px 0 72px;
}

.strip-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
    gap: 34px;
    align-items: center;
}

.strip-shot,
.screenshot-gallery figure,
.mini-shots figure {
    margin: 0;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
    box-shadow: var(--shadow);
}

.strip-shot img,
.screenshot-gallery img,
.mini-shots img,
.video-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.main-shot {
    aspect-ratio: 16 / 9;
    margin-top: -82px;
}

.strip-copy h2 {
    margin: 12px 0 10px;
    color: var(--ink);
    font-size: 34px;
    font-weight: 900;
    line-height: 1.12;
}

.strip-copy p {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 17px;
    line-height: 1.6;
}

.section-pad {
    padding: 92px 0;
}

.section-head {
    max-width: 800px;
    margin: 0 auto 42px;
    text-align: center;
}

.section-head.left {
    margin-right: 0;
    margin-left: 0;
    text-align: left;
}

.section-head h2,
.solution-copy h2,
.proof-copy h2,
.final-copy h2 {
    margin-top: 12px;
    color: var(--ink);
    font-size: 44px;
}

.section-head p,
.solution-copy > p,
.proof-copy > p,
.final-copy > p {
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 18px;
    line-height: 1.65;
}

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

.problem-grid,
.audience-grid,
.objection-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.problem-grid article,
.audience-grid article,
.objection-grid article {
    min-height: 100%;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    padding: 24px;
}

.problem-grid i,
.audience-grid i {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    color: #ffffff;
    background: var(--teal);
}

.problem-grid article:nth-child(2) i,
.audience-grid article:nth-child(2) i {
    background: var(--blue);
}

.problem-grid article:nth-child(3) i,
.audience-grid article:nth-child(3) i {
    background: var(--amber);
}

.problem-grid article:nth-child(4) i,
.audience-grid article:nth-child(4) i {
    background: var(--green);
}

.problem-grid h3,
.audience-grid h3,
.objection-grid h3,
.feature-list h3 {
    margin: 18px 0 8px;
    color: var(--ink);
    font-size: 19px;
    font-weight: 900;
    line-height: 1.18;
}

.problem-grid p,
.audience-grid p,
.objection-grid p,
.feature-list p {
    margin: 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.6;
}

.section-action {
    display: flex;
    justify-content: center;
    margin-top: 36px;
}

.solution-grid,
.proof-grid,
.final-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 48px;
    align-items: center;
}

.solution-section {
    background: #ffffff;
}

.feature-list {
    display: grid;
    gap: 14px;
    margin: 28px 0 30px;
}

.feature-list article {
    display: grid;
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 14px;
    align-items: start;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px;
    background: #ffffff;
}

.feature-list i {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    color: var(--teal);
    background: #e9f7f4;
}

.feature-list h3 {
    margin-top: 0;
}

.demo-panel {
    display: grid;
    gap: 16px;
}

.video-frame {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #111827;
    box-shadow: var(--shadow);
}

.video-frame::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.06), rgba(0, 0, 0, 0.58));
    pointer-events: none;
}

.play-button {
    position: absolute;
    z-index: 2;
    top: 50%;
    left: 50%;
    width: 64px;
    height: 64px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #ffffff;
    background: var(--coral);
    transform: translate(-50%, -50%);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
}

.video-caption {
    position: absolute;
    z-index: 2;
    left: 22px;
    right: 22px;
    bottom: 20px;
    color: #ffffff;
}

.video-caption span {
    display: block;
    font-size: 12px;
    font-weight: 850;
    text-transform: uppercase;
    opacity: 0.86;
}

.video-caption strong {
    display: block;
    max-width: 520px;
    margin-top: 6px;
    font-size: 24px;
    line-height: 1.15;
}

.mini-shots {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.mini-shots figure {
    aspect-ratio: 16 / 10;
    box-shadow: 0 14px 32px rgba(31, 41, 51, 0.1);
}

.audience-section {
    background: #f7faf9;
}

.differentiators-section {
    background: #f8fbfb;
}

.comparison-table {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 18px;
}

.comparison-col {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
    background: #ffffff;
}

.comparison-col h3 {
    margin: 0 0 16px;
    color: var(--ink);
    font-size: 24px;
    font-weight: 900;
}

.comparison-col ul {
    display: grid;
    gap: 10px;
    margin: 0;
    padding-left: 20px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.55;
}

.lanais-col {
    border-color: #a8ddd5;
    background: #f1fffc;
    box-shadow: var(--shadow);
}

.lanais-col h3 {
    color: var(--teal);
}

.differential-shots {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 24px;
}

.differential-shots figure {
    margin: 0;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
    box-shadow: var(--shadow);
}

.differential-shots img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.proof-section {
    background: #ffffff;
}

.proof-points {
    display: grid;
    gap: 10px;
    margin: 26px 0 30px;
}

.proof-points span,
.cta-list li,
.contact-lines a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
    font-weight: 800;
}

.proof-points i,
.cta-list i {
    color: var(--green);
}

.screenshot-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.screenshot-gallery .gallery-large {
    grid-column: 1 / -1;
    aspect-ratio: 16 / 8;
}

.screenshot-gallery figure:not(.gallery-large) {
    aspect-ratio: 16 / 10;
}

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

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

.objection-grid h3 {
    margin-top: 0;
}

.final-cta {
    padding: 96px 0;
    color: #ffffff;
    background:
        linear-gradient(90deg, rgba(10, 66, 62, 0.95), rgba(15, 118, 110, 0.88)),
        url("../images/dentistas/clinic-hero.jpg");
    background-size: cover;
    background-position: center;
}

.final-grid {
    align-items: start;
}

.final-copy h2,
.final-copy p {
    color: #ffffff;
}

.final-copy p {
    color: rgba(255, 255, 255, 0.86);
}

.cta-list {
    display: grid;
    gap: 12px;
    margin: 28px 0;
    padding: 0;
    list-style: none;
}

.cta-list li {
    color: #ffffff;
}

.contact-lines {
    display: grid;
    gap: 10px;
}

.contact-lines a {
    color: #ffffff;
}

.lead-form {
    display: grid;
    gap: 11px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: var(--radius);
    padding: 28px;
    background: rgba(255, 255, 255, 0.96);
    color: var(--ink);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.2);
}

.lead-form h3 {
    margin: 0 0 10px;
    color: var(--ink);
    font-size: 26px;
    font-weight: 900;
}

.lead-form label {
    margin: 4px 0 0;
    color: #34454f;
    font-size: 13px;
    font-weight: 850;
}

.lead-form input,
.lead-form textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
    color: var(--ink);
    padding: 12px 13px;
    outline: none;
}

.lead-form textarea {
    min-height: 128px;
    resize: vertical;
}

.lead-form input:focus,
.lead-form textarea:focus {
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.14);
}

.form-submit {
    width: 100%;
    margin-top: 8px;
}

.lead-form span.error {
    color: #b83232;
    font-size: 12px;
    font-weight: 750;
}

.lead-form .alert {
    margin: 12px 0 0;
    border-radius: var(--radius);
    font-size: 14px;
}

.landing-footer {
    padding: 28px 0;
    background: #111827;
    color: rgba(255, 255, 255, 0.78);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.footer-inner img {
    width: 132px;
    height: 38px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.footer-inner p {
    margin: 0;
    font-size: 14px;
}

.footer-inner a {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: var(--radius);
}

@media (max-width: 1199px) {
    .hero-copy h1 {
        font-size: 52px;
    }

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

@media (max-width: 991px) {
    .header-nav {
        display: none;
    }

    .dental-hero {
        min-height: 720px;
        height: auto;
        max-height: none;
        padding-top: 112px;
    }

    .hero-copy h1 {
        font-size: 44px;
    }

    .hero-copy p {
        font-size: 18px;
    }

    .strip-grid,
    .solution-grid,
    .proof-grid,
    .final-grid {
        grid-template-columns: 1fr;
    }

    .main-shot {
        margin-top: -46px;
    }

    .section-head h2,
    .solution-copy h2,
    .proof-copy h2,
    .final-copy h2 {
        font-size: 36px;
    }
}

@media (max-width: 767px) {
    .landing-header {
        position: absolute;
    }

    .header-inner {
        min-height: 66px;
    }

    .brand img {
        width: 118px;
    }

    .nav-cta {
        position: fixed;
        top: 13px;
        right: 16px;
        z-index: 30;
        width: 44px;
        min-height: 40px;
        padding: 0;
        font-size: 0;
    }

    .nav-cta i {
        font-size: 15px;
    }

    .dental-hero {
        min-height: 735px;
        padding: 104px 0 54px;
        background-position: center top;
    }

    .hero-copy {
        max-width: 360px;
    }

    .hero-copy h1 {
        font-size: 32px;
    }

    .hero-copy p {
        font-size: 16px;
    }

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

    .hero-actions a {
        width: 100%;
    }

    .section-pad {
        padding: 68px 0;
    }

    .section-head {
        text-align: left;
    }

    .problem-grid,
    .audience-grid,
    .objection-grid,
    .comparison-table,
    .differential-shots,
    .mini-shots,
    .screenshot-gallery {
        grid-template-columns: 1fr;
    }

    .screenshot-gallery .gallery-large,
    .screenshot-gallery figure:not(.gallery-large),
    .differential-shots figure,
    .mini-shots figure,
    .main-shot,
    .video-frame {
        aspect-ratio: 4 / 3;
    }

    .video-caption strong {
        font-size: 19px;
    }

    .footer-inner {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding-right: 18px;
        padding-left: 18px;
    }

    .hero-copy h1 {
        font-size: 30px;
    }

    .section-head h2,
    .solution-copy h2,
    .proof-copy h2,
    .final-copy h2,
    .strip-copy h2 {
        font-size: 30px;
    }

    .lead-form {
        padding: 20px;
    }
}