/* =========================================================
   ZAS LMS DESIGN SYSTEM
   ========================================================= */

:root {
    --primary: #219ebc;
    --primary-light: #4ac2df;
    --primary-dark: #16677b;

    --secondary: #023047;
    --accent: #ff715b;
    --highlight: #f9cb40;

    --white: #ffffff;
    --surface: #f9fafb;
    --border: #eaeaea;
    --dark: #262626;

    --text-dark: #023047;
    --text-body: #555555;
    --text-muted: #6b7280;

    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 15px 30px rgba(0, 0, 0, 0.1);

    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 18px;
    --radius-pill: 999px;

    --transition:
        all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);

    --navbar-height: 80px;
    --container-width: 1320px;
}

html {
    font-family:
        "Inter",
        "Segoe UI",
        Roboto,
        Arial,
        sans-serif;
}

body {
    font-family:
        "Inter",
        "Segoe UI",
        Roboto,
        Arial,
        sans-serif;
}



/* Reset */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding-top: var(--navbar-height);

    min-height: 100vh;

    font-family:
        "Inter",
        "SF Pro Display",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    color: var(--text-dark);
    background: var(--white);

    line-height: 1.6;
}

body,
button,
input,
textarea,
select {
    font-family:
        "Inter",
        "Segoe UI",
        Roboto,
        Arial,
        sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
a,
span {
    font-family: inherit;
}


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

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

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    color: var(--secondary);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

p {
    color: var(--text-body);
}

button {
    cursor: pointer;
}

/* Accessibility */

.skip-link {
    position: fixed;
    top: 0;
    left: 1rem;
    z-index: 9999;

    padding: 0.75rem 1rem;

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

    border-radius: 0 0 var(--radius-md) var(--radius-md);

    transform: translateY(-130%);
    transition: transform 0.2s ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.visually-hidden {
    position: absolute !important;

    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;

    overflow: hidden;
    clip: rect(0, 0, 0, 0);

    white-space: nowrap;
    border: 0;
}

/* Layout */

.zas-container {
    width: min(
        calc(100% - 2rem),
        var(--container-width)
    );

    margin-inline: auto;
}

.zas-section {
    padding: 90px 0;
}

.zas-section-soft {
    background:
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f7fbfd 100%
        );
}

.zas-section-heading {
    max-width: 760px;
    margin: 0 auto 3rem;

    text-align: center;
}

.zas-section-heading h2 {
    margin-bottom: 1rem;
    font-size: clamp(1.9rem, 4vw, 2.6rem);
}

.zas-section-heading p {
    margin-bottom: 0;
    font-size: 1.08rem;
}

/* Buttons */

.zas-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 46px;
    padding: 0.65rem 1.5rem;

    border: 0;
    border-radius: var(--radius-md);

    font-weight: 600;
    letter-spacing: 0.2px;

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

    transition: var(--transition);
}

.zas-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.zas-btn-primary {
    color: white;
    background: var(--primary);
}

.zas-btn-primary:hover {
    color: white;
    background: var(--primary-dark);
}

.zas-btn-outline {
    color: var(--primary);
    background: transparent;

    border: 2px solid var(--primary);
}

.zas-btn-outline:hover {
    color: white;
    background: var(--primary);
}

.zas-btn-light {
    color: var(--primary-dark);
    background: white;
}

.zas-btn-light:hover {
    color: var(--primary-dark);
    background: #f8f9fa;
}

.zas-btn-ghost {
    color: white;
    background: transparent;

    border: 2px solid rgba(255, 255, 255, 0.8);
}

.zas-btn-ghost:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.zas-btn-large {
    min-height: 52px;
    padding: 0.8rem 2rem;
    font-size: 1.05rem;
}

/* Navbar */

.zas-navbar {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;

    z-index: 1000;

    min-height: var(--navbar-height);

    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(8px);

    border-bottom: 1px solid rgba(2, 48, 71, 0.08);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);

    transition: var(--transition);
}

.zas-navbar.is-scrolled {
    background: rgba(38, 38, 38, 0.96);
}

.zas-navbar-inner {
    min-height: var(--navbar-height);
    justify-content: space-between;

    gap: 2rem;

    width: 100% !important;
    max-width: none;

    display: flex;
    align-items: center;

    padding-left: 2rem;
    padding-right: 2rem;
}

.zas-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;

    color: var(--secondary);

    font-size: 1.35rem;
    font-weight: 800;
}

.zas-brand-logo {
    width: auto;
    max-width: 175px;
    max-height: 62px;
}

.zas-navigation {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

/* =========================================================
   Navbar groups
   ========================================================= */

.zas-nav-group,
.zas-nav-actions-group {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}


.zas-nav-actions-group {
    gap: 0.75rem;
}


/*
 * Explicitly respect HTML hidden state.
 */
.zas-nav-group[hidden],
.zas-nav-actions-group[hidden] {
    display: none !important;
}

.zas-nav-link {
    padding: 0.55rem 0.85rem;

    color: var(--secondary);

    border-radius: var(--radius-sm);

    font-weight: 500;

    transition: var(--transition);
}

.zas-nav-link:hover,
.zas-nav-link.is-active {
    color: var(--primary);
    background: rgba(33, 158, 188, 0.1);
}

.zas-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;

    margin-left: 0.75rem;
}

.zas-navbar.is-scrolled .zas-brand,
.zas-navbar.is-scrolled .zas-nav-link {
    color: rgba(255, 255, 255, 0.9);
}

.zas-navbar.is-scrolled .zas-nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.zas-nav-toggle {
    display: none;

    width: 42px;
    height: 42px;

    padding: 8px;

    background: transparent;
    border: 0;
}

.zas-nav-toggle span {
    display: block;

    height: 2px;
    margin: 6px 0;

    background: var(--secondary);

    transition: var(--transition);
}

.zas-eyebrow {
    margin-bottom: 1rem;

    color: var(--highlight);

    font-weight: 700;
}

.zas-badge {
    display: inline-flex;

    padding: 0.4rem 0.9rem;

    color: var(--primary-dark);
    background: rgba(33, 158, 188, 0.16);

    border-radius: var(--radius-pill);

    font-size: 0.85rem;
    font-weight: 700;
}

/* Cards */

.zas-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));

    gap: 1.5rem;
}

.zas-card {
    padding: 2rem;

    background: white;

    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);

    transition: var(--transition);
}

.zas-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.zas-card h3 {
    margin: 1.1rem 0 0.75rem;
}

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

.zas-card-icon {
    width: 54px;
    height: 54px;

    display: flex;
    align-items: center;
    justify-content: center;

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

    border-radius: 14px;

    font-weight: 800;
}

.zas-card-icon-accent {
    background: var(--accent);
}

/* Footer */

.zas-footer {
    padding: 5rem 0 1.25rem;

    color: white;
    background: var(--dark);
}

.zas-footer-grid {
    display: grid;

    grid-template-columns:
        minmax(0, 2fr)
        minmax(140px, 0.8fr)
        minmax(140px, 0.8fr)
        minmax(250px, 1.1fr);

    gap: 3rem;
}

.zas-footer h2,
.zas-footer h3 {
    color: white;
}

.zas-footer p {
    color: rgba(255, 255, 255, 0.72);
}

.zas-footer-links {
    margin: 0;
    padding: 0;

    list-style: none;
}

.zas-footer-links li {
    margin-bottom: 0.7rem;
}

.zas-footer a {
    color: rgba(255, 255, 255, 0.78);

    transition: var(--transition);
}

.zas-footer a:hover {
    color: var(--primary-light);
}

.zas-social-links {
    display: flex;
    gap: 0.65rem;

    margin-top: 1.5rem;
}

.zas-social-links a {
    width: 42px;
    height: 42px;

    display: flex;
    align-items: center;
    justify-content: center;

    color: white;
    background: rgba(255, 255, 255, 0.1);

    border-radius: 50%;

    font-size: 0.8rem;
    font-weight: 700;
}

.zas-social-links a:hover {
    color: white;
    background: var(--primary);

    transform: translateY(-4px);
}

.zas-subscribe-form {
    display: flex;
    flex-direction: column;

    gap: 0.75rem;
}

.zas-subscribe-form input {
    min-height: 48px;

    padding: 0.75rem 1rem;

    color: white;
    background: rgba(255, 255, 255, 0.1);

    border: 1px solid transparent;
    border-radius: var(--radius-md);

    outline: none;
}

.zas-subscribe-form input::placeholder {
    color: rgba(255, 255, 255, 0.55);
}

.zas-subscribe-form input:focus {
    border-color: var(--primary-light);
}

.zas-footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 1rem;

    margin-top: 3rem;
    padding-top: 1.25rem;

    color: rgba(255, 255, 255, 0.62);

    border-top: 1px solid rgba(255, 255, 255, 0.12);

    font-size: 0.9rem;
}

.zas-navbar:not(.is-auth-ready)
.zas-navigation {
    visibility: hidden;
}

.zas-robotics-header-text{
    color: #219ebc !important;
    margin-bottom: 0px;
    margin-top: 14px;
    margin-left: 1px;
    font-size: 24px;
    letter-spacing: 1px;
}

.build-the-future-header-text{
  color: rgb(255, 113, 91) !important;
  margin-top: 0px;
  font-size: 16px;
  margin-left: 9px;
  letter-spacing: 1px;
}

/* Responsive */

@media (max-width: 991px) {
    .zas-nav-toggle {
        display: block;
    }

    .zas-navigation {
        position: absolute;
        top: calc(100% + 1px);
        right: 1rem;
        left: 1rem;

        display: none;
        flex-direction: column;
        align-items: stretch;

        padding: 1rem;

        background: white;

        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-md);
    }

    .zas-navigation.is-open {
        display: flex;
    }

    .zas-nav-link {
        width: 100%;
    }

    .zas-nav-actions {
        flex-direction: column;
        align-items: stretch;

        margin: 0.75rem 0 0;
    }

    .zas-navbar.is-scrolled .zas-navigation {
        background: var(--dark);
    }

    .zas-card-grid {
        grid-template-columns: 1fr;
    }

    .zas-footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .zas-nav-group,
.zas-nav-actions-group {
    width: 100%;

    flex-direction: column;
    align-items: stretch;
}


.zas-nav-group {
    gap: 0.25rem;
}


.zas-nav-actions-group {
    gap: 0.75rem;
}


.zas-nav-actions-group .zas-btn {
    width: 100%;
}
}

@media (max-width: 767px) {
    :root {
        --navbar-height: 68px;
    }

     .zas-navbar-inner {
        padding-left: 1rem;
        padding-right: 1rem;

        gap: 1rem;
    }


        .zas-brand {
        display: flex;
        align-items: center;

        gap: 0.45rem;
    }


    .zas-brand-logo {
        max-width: 78px;
        max-height: 40px;
    }


    .zas-robotics-header-text {
        margin: 0;
        margin-top: 0px !important;
        font-size: 18px !important;
        line-height: 1.05;
        letter-spacing: 0.6px;
    }


    .build-the-future-header-text {
        margin: 2px 0 0 0;
        font-size: 12px !important;
        line-height: 1;
        letter-spacing: 0.6px;
    }


    .zas-nav-toggle {
        width: 38px;
        height: 38px;

        padding: 7px;
    }


    .zas-section {
        padding: 60px 0;
    }

    .zas-footer-grid {
        grid-template-columns: 1fr;

        text-align: center;
    }

    .zas-social-links {
        justify-content: center;
    }

    .zas-footer-bottom {
        flex-direction: column;
        align-items: center;

        text-align: center;
    }
}

@media (max-width: 480px) {
    .zas-container {
        width: min(calc(100% - 1.25rem), var(--container-width));
    }

    .zas-card {
        padding: 1.5rem;
    }
}