/* =========================================================
   Perspective Intelligence / Colcam
   ========================================================= */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
                 Roboto, Helvetica, Arial, sans-serif;
    color: #1f2937;
    background: #ffffff;
    line-height: 1.6;
}

a {
    color: #2563eb;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: min(1100px, calc(100% - 40px));
    margin: 0 auto;
}


/* =========================================================
   Header
   ========================================================= */

header {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
}

header .container {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.logo {
    color: #111827;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo:hover {
    text-decoration: none;
}

nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

nav a {
    color: #4b5563;
    font-size: 0.95rem;
}

nav a:hover,
nav a.active {
    color: #111827;
    text-decoration: none;
}


/* =========================================================
   General typography
   ========================================================= */

h1,
h2,
h3 {
    color: #111827;
    line-height: 1.2;
    letter-spacing: -0.025em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin: 0 0 24px;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.7rem);
    margin: 0 0 18px;
}

h3 {
    font-size: 1.3rem;
    margin: 0 0 10px;
}

p {
    color: #4b5563;
}

.eyebrow {
    display: inline-block;
    margin-bottom: 14px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #2563eb;
}


/* =========================================================
   Buttons
   ========================================================= */

.button {
    display: inline-block;
    padding: 12px 20px;
    border-radius: 8px;
    background: #2563eb;
    color: #ffffff;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.15s ease,
                box-shadow 0.15s ease;
}

.button:hover {
    color: #ffffff;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.12);
}

.button.secondary {
    background: #ffffff;
    color: #2563eb;
    border: 1px solid #d1d5db;
}


/* =========================================================
   Company homepage
   ========================================================= */

.hero {
    padding: 100px 0 90px;
}

.hero-text {
    max-width: 720px;
    font-size: 1.2rem;
    margin: 0 0 45px;
}

.app-card {
    padding: 36px;
    margin: 20px 0 70px;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    background: #f8fafc;
}

.app-card p {
    max-width: 750px;
}

.app-card .button {
    margin-top: 12px;
}

.company-section {
    max-width: 760px;
    margin-bottom: 60px;
}

.company-section p {
    font-size: 1.05rem;
}


/* =========================================================
   Colcam hero
   ========================================================= */

.colcam-hero {
    padding: 110px 0 100px;
    background: #f8fafc;
}

.colcam-hero .hero-text {
    max-width: 700px;
    font-size: 1.25rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.hero-tagline {
    margin: -8px 0 18px;
    font-size: 1.35rem;
    font-weight: 600;
    color: #374151;
}

.hero-note {
    margin-top: 14px;
    font-size: 0.9rem;
    color: #6b7280;
}

/* =========================================================
   Sections
   ========================================================= */

.section {
    padding: 90px 0;
}

.section-alt {
    background: #f8fafc;
}

.section-heading {
    max-width: 720px;
    margin-bottom: 45px;
}

.section-heading p {
    font-size: 1.05rem;
}


/* =========================================================
   Feature cards
   ========================================================= */

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.feature-card {
    padding: 28px;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
}

.section-alt .feature-card {
    background: #ffffff;
}

.feature-card p {
    margin-bottom: 0;
}

.feature-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    margin-bottom: 20px;
    border-radius: 50%;
    background: #eff6ff;
    color: #2563eb;
    font-weight: 700;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 18px;
}


/* =========================================================
   Collection details
   ========================================================= */

.details-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: start;
}

.details-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.detail-item {
    padding: 20px;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    background: #ffffff;
}

.detail-item strong {
    display: block;
    color: #111827;
    margin-bottom: 3px;
}

.detail-item span {
    color: #6b7280;
    font-size: 0.95rem;
}


/* =========================================================
   CTA
   ========================================================= */


.cta {
    padding: 90px 0;
    text-align: left;
    background: #f8fafc;
}

.cta p {
    max-width: 650px;
    margin: 0;
    font-size: 1.1rem;
}


/* =========================================================
   Footer
   ========================================================= */

footer {
    border-top: 1px solid #e5e7eb;
    padding: 30px 0;
    font-size: 0.9rem;
    color: #6b7280;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

footer a {
    color: #6b7280;
}


/* =========================================================
   Mobile
   ========================================================= */

@media (max-width: 800px) {

    header .container {
        padding: 15px 0;
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
    }

    nav {
        width: 100%;
        gap: 16px;
        flex-wrap: wrap;
    }

    .hero {
        padding: 70px 0 60px;
    }

    .colcam-hero {
        padding: 75px 0 70px;
    }

    .section {
        padding: 65px 0;
    }

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

    .details-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}


@media (max-width: 500px) {

    .container {
        width: min(100% - 28px, 1100px);
    }

    h1 {
        font-size: 2.6rem;
    }

    .hero-text {
        font-size: 1.05rem;
    }

    .app-card {
        padding: 25px;
    }

    .button {
        width: 100%;
        text-align: center;
    }

    .hero-buttons {
        flex-direction: column;
    }
}