/* Basic layout and simple nav/footer styles */
:root {
    /* Dark theme defaults */
    --bg: #070b12;
    --text: #e6eef6;
    --accent: #58a6ff;
    --accent-2: #a78bfa;
    --muted: #9aa6b2;
    --card-bg: rgba(12, 17, 27, 0.72);
    --hero-start: #070b12;
    --hero-end: #070b12;
    --footer-bg: #0c111b;
    --chrome-bg: #0c111b;


    .nav-right .auth-action-form {
        margin: 0;
    }

    .nav-right .auth-action-button {
        font: inherit;
        cursor: pointer;
        margin-left: 0;
        border: 0;
    }
    --surface: rgba(14, 20, 33, 0.72);
    --border: rgba(230, 238, 246, 0.16);
    --border-soft: rgba(230, 238, 246, 0.10);
    --input-bg: rgba(255, 255, 255, 0.04);
    --input-border: rgba(230, 238, 246, 0.18);
    --ring: rgba(88, 166, 255, 0.22);

    --divider: rgba(230, 238, 246, 0.22);

    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 18px;

    --nav-shadow: 0 20px 64px rgba(0, 0, 0, 0.55);
    --footer-shadow: 0 20px 64px rgba(0, 0, 0, 0.55);

    --header-height: 4.5rem;
}

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

html,
body {
    height: 100%;
    margin: 0;
    font-family: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI Variable", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    position: relative;
    isolation: isolate;
    overflow-x: hidden;
    transition: background-color 180ms ease, color 180ms ease;
}

body::before,
body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
}

body::before {
    z-index: -2;
    opacity: 0.55;
    background-image:
        linear-gradient(to right, color-mix(in srgb, var(--accent) 14%, transparent) 1px, transparent 1px),
        linear-gradient(to bottom, color-mix(in srgb, var(--accent) 12%, transparent) 1px, transparent 1px),
        radial-gradient(800px circle at 18% 18%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 55%),
        radial-gradient(640px circle at 82% 30%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 52%);
    background-size: 68px 68px, 68px 68px, auto, auto;
    background-position: 0 0, 0 0, 0 0, 0 0;
    animation: grid-pan 22s linear infinite;
    filter: saturate(1.1);
    will-change: background-position;
}

body::after {
    z-index: -1;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 40%),
        radial-gradient(900px circle at 50% 0%, rgba(88, 166, 255, 0.10), transparent 60%);
    opacity: 0.9;
}

@keyframes grid-pan {
    from {
        background-position: 0 0, 0 0, 0 0, 0 0;
    }

    to {
        background-position: -136px 0, -68px 0, 0 0, 0 0;
    }
}

body.nav-open {
    overflow: hidden;
}

.site-main {
    padding-top: var(--header-height);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1rem;
}

/* Header / navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1100;
    will-change: top;
}

.nav {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    column-gap: 1rem;
    padding: 0.95rem 1rem;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--chrome-bg);
    min-height: var(--header-height);
    transition: background-color 180ms ease, border-color 180ms ease;
    box-shadow: var(--nav-shadow);
    backdrop-filter: blur(14px) saturate(1.05);
}

/* Reduce expensive effects while actively scrolling for smoother motion */
body.is-scrolling .nav,
body.is-scrolling .site-footer {
    backdrop-filter: none;
}

.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 1000;
}

.nav-left {
    justify-self: start;
}

.brand {
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    font-size: 1.25rem
}

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

.nav-right a {
    margin-left: 0;
    color: var(--muted);
    text-decoration: none
}

.nav a:focus-visible,
.nav button:focus-visible,
.btn:focus-visible,
input:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--ring);
    border-radius: var(--radius-sm);
}

/* Navigation center links and right-side controls */
.nav-center {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-self: center;
}

.nav-center a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
    position: relative;
}

.nav-center a::after {
    content: "";
    position: absolute;
    left: 0.6rem;
    right: 0.6rem;
    bottom: 0.25rem;
    height: 1px;
    background: color-mix(in srgb, var(--accent) 42%, transparent);
    transform: scaleX(0);
    transform-origin: 0% 50%;
    transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.nav-center a:hover {
    background: var(--surface);
    border-color: var(--border-soft);
}

.nav-center a:hover::after {
    transform: scaleX(1);
}

.nav-right {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    justify-self: end;
}

.nav-right .client-portal {
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--surface) 44%, transparent);
    color: var(--text);
    text-decoration: none;
    transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.nav-right .client-portal:hover {
    background: var(--surface);
    border-color: var(--border-soft);
    transform: translateY(-1px);
}

.nav-right .client-portal:active {
    transform: translateY(0);
}

.nav-right .signup {
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    background-size: 160% 160%;
    background-position: 0% 50%;
    color: #fff;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    margin-left: 0;
    transition: transform 160ms ease, filter 160ms ease, background-position 560ms ease;
}

.nav-right .signup:hover {
    filter: brightness(1.06);
    background-position: 100% 50%;
    transform: translateY(-1px);
}

.nav-right .signup:active {
    transform: translateY(0);
}

.nav-hamburger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    font-size: 1.1rem;
    line-height: 1;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid transparent;
    color: var(--text);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.nav-hamburger:hover {
    background: var(--surface);
    border-color: var(--border-soft);
}

/* Desktop: hamburger hidden */
.nav-hamburger {
    display: none;
    font-size: 1.2rem;
}

.hamburger {
    width: 1.25rem;
    height: 0.95rem;
    display: inline-block;
    position: relative;
    --hamburger-gap: 6px;
}

.hamburger span {
    display: block;
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 999px;
    transform-origin: 50% 50%;
    transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1), opacity 150ms ease;
}

.hamburger span:nth-child(1) {
    transform: translateY(calc(-50% - var(--hamburger-gap)));
}

.hamburger span:nth-child(2) {
    transform: translateY(-50%);
}

.hamburger span:nth-child(3) {
    transform: translateY(calc(-50% + var(--hamburger-gap)));
}

#site-nav.menu-open .hamburger span:nth-child(1) {
    transform: translateY(-50%) rotate(45deg);
}

#site-nav.menu-open .hamburger span:nth-child(2) {
    opacity: 0;
    transform: translateY(-50%) scaleX(0.1);
}

#site-nav.menu-open .hamburger span:nth-child(3) {
    transform: translateY(-50%) rotate(-45deg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: .5rem 1rem;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius-sm);
    text-decoration: none
    ;
    transition: transform 160ms ease, filter 160ms ease, box-shadow 160ms ease;
    will-change: transform;
}

.btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    background-size: 160% 160%;
    background-position: 0% 50%;
    color: #fff;
    border: 1px solid transparent;
    box-shadow: 0 18px 46px color-mix(in srgb, var(--accent) 18%, transparent);
    transition: transform 160ms ease, filter 160ms ease, box-shadow 160ms ease, background-position 560ms ease;
}

.btn-primary:hover {
    background-position: 100% 50%;
}

.btn-primary:hover {
    filter: brightness(1.05);
}

.btn-ghost {
    display: inline-block;
    padding: .6rem 1rem;
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--surface) 35%, transparent);
    border: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
    transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.btn-ghost:hover {
    background: var(--surface);
    border-color: var(--border-soft);
}

/* Cards */
.card {
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--card-bg);
    box-shadow: 0 14px 44px rgba(2, 6, 23, 0.06);
    transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
    will-change: transform;
}

.card:hover {
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
    box-shadow: 0 18px 54px rgba(2, 6, 23, 0.10);
}

.pwa-install-banner {
    position: fixed;
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    z-index: 1200;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 0.9rem;
    align-items: center;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(12, 17, 27, 0.98), rgba(7, 11, 18, 0.96));
    box-shadow: 0 24px 72px rgba(0, 0, 0, 0.42);
    backdrop-filter: blur(14px) saturate(1.06);
    transform: translateY(calc(100% + 2rem));
    opacity: 0;
    transition: transform 220ms ease, opacity 220ms ease;
}

.pwa-install-banner.is-visible {
    transform: translateY(0);
    opacity: 1;
}

.pwa-install-banner__media img {
    width: 3.25rem;
    height: 3.25rem;
    border-radius: 0.9rem;
    display: block;
}

.pwa-install-banner__content {
    min-width: 0;
}

.pwa-install-banner__eyebrow {
    margin: 0 0 0.2rem;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.pwa-install-banner__title {
    margin: 0;
    font-size: 1rem;
    color: var(--text);
}

.pwa-install-banner__copy,
.pwa-install-banner__steps {
    margin: 0.3rem 0 0;
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.5;
}

.pwa-install-banner__steps {
    color: var(--text);
}

.pwa-install-banner__actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.45rem;
}

.pwa-install-banner__dismiss {
    border: 0;
    background: transparent;
    color: var(--muted);
    font: inherit;
    cursor: pointer;
    padding: 0.15rem 0;
}

.pwa-install-banner__dismiss:hover {
    color: var(--text);
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border);
    background: var(--chrome-bg);
    padding: 1rem;
    text-align: center;
    color: var(--muted);
    transition: background-color 180ms ease, border-color 180ms ease;
    box-shadow: var(--footer-shadow);
    backdrop-filter: blur(12px) saturate(1.02);
}

/* Let the footer breathe on wide screens */
.site-footer .container {
    max-width: none;
    padding-left: clamp(1rem, 5vw, 4rem);
    padding-right: clamp(1rem, 5vw, 4rem);
}

/* Footer grid and columns */
.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.25rem;
    align-items: start;
    padding: 1.25rem 0;
}

.footer-col h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text);
}

.footer-col p {
    margin: 0 0 0.5rem 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Quick Links: 2x2 */
.footer-links ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, max-content));
    justify-content: center;
    column-gap: 2.25rem;
    row-gap: 0.35rem;
}

.footer-col li {
    margin: 0.35rem 0;
}

.footer-col a {
    color: var(--muted);
    text-decoration: none;
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.footer-col a:hover {
    color: var(--text);
    background: var(--surface);
    border-color: var(--border-soft);
}

.footer-bottom {
    border-top: 1px solid var(--divider);
    padding-top: 0.75rem;
    margin-top: 0.75rem;
}

/* Align footer columns: About left, Quick Links center, Contact right */
.footer-our-goal {
    text-align: left;
}

.footer-links {
    text-align: center;
}

.footer-contact {
    text-align: right;
}

/* Keep "Our Goal" on the left, but avoid overly wide lines */
.footer-our-goal p {
    max-width: 24rem;
}

/* Responsive: stack the columns on narrow screens */
@media (max-width: 800px) {
    .container,
    .site-footer .container {
        width: 95%;
        max-width: none;
        padding-left: 0;
        padding-right: 0;
    }

    /* Mobile nav: right-side drawer */
    .nav {
        display: flex;
        justify-content: space-between;
        flex-wrap: nowrap;
    }

    .nav-right .client-portal,
    .nav-right .signup {
        padding: 0.4rem;
        font-size: 0.6rem;
        text-align: center;
    }

    .nav-hamburger {
        display: inline-flex;
    }

    .nav-center {
        display: flex;
        position: fixed;
        top: var(--header-height);
        right: 0;
        height: calc(100dvh - var(--header-height));
        width: clamp(240px, 50vw, 420px);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        gap: 0.25rem;
        padding: 0.9rem 0.75rem;
        background: var(--bg);
        border-left: 1px solid var(--border);
        transform: translateX(110%);
        transition: transform 240ms cubic-bezier(0.2, 0.8, 0.2, 1);
        z-index: 1050;
    }

    #site-nav.menu-open .nav-center {
        transform: translateX(0);
    }

    .nav-center a {
        width: 100%;
        padding: 0.65rem 0.75rem;
        text-align: left;
        border-radius: 10px;
    }

    .nav-center a:hover {
        background: var(--surface);
    }

    .client-portal {
        padding: 0;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .pwa-install-banner {
        grid-template-columns: 1fr;
        align-items: start;
        left: 0.75rem;
        right: 0.75rem;
        bottom: 0.75rem;
        padding: 0.9rem;
    }

    .pwa-install-banner__media {
        display: none;
    }

    .pwa-install-banner__actions {
        width: 100%;
        align-items: stretch;
    }

    .pwa-install-banner__actions .btn {
        width: 100%;
        text-align: center;
    }

    .pwa-install-banner__dismiss {
        text-align: center;
        padding-top: 0.2rem;
    }

    .footer-bottom {
        text-align: left;
    }

    /* reset column alignment on small screens */
    .footer-our-goal,
    .footer-links,
    .footer-contact {
        text-align: left;
    }

    .footer-links ul {
        justify-content: start;
    }
}

@media (prefers-reduced-motion: reduce) {
    body {
        transition: none;
    }

    body::before {
        animation: none;
    }

    .hamburger span {
        transition: none;
    }

    .nav-center {
        transition: none;
    }

    .btn,
    .btn-ghost,
    .card,
    .nav,
    .site-footer,
    .nav-right .signup,
    .nav-center a {
        transition: none;
    }

    .pwa-install-banner {
        transition: none;
    }

}