/* ============================================================================
   GeoLogix — Landing Page
   ----------------------------------------------------------------------------
   Tokens derivados do design system DO APP (app/src/main/java/br/com/geologix/
   ui/theme/Color.kt, objeto GeoColors) — decisão registrada: a identidade
   canônica do produto é a do app. O painel web ainda está na paleta teal.

   Sem dependências externas de CSS (nenhum CDN, nenhum build step).
   ============================================================================ */

:root {
    /* --- núcleo (GeoColors) --- */
    --gx-ink: #0F172A;            /* onSurface */
    --gx-ink-2: #1E293B;          /* dark */
    --gx-muted: #64748B;          /* onSurfaceVariant */
    --gx-muted-2: #94A3B8;        /* onSurfaceMuted */
    --gx-primary: #2563EB;        /* primary */
    --gx-primary-dark: #1D4ED8;   /* tom para estados de interação */
    --gx-primary-container: #DBEAFE;
    --gx-surface: #FFFFFF;        /* surface */
    --gx-surface-2: #F1F5F9;      /* surfaceVariant */
    --gx-bg: #F4F6F8;             /* background */
    --gx-outline: #E2E8F0;        /* outline */

    /* --- semânticas --- */
    --gx-success: #10B981;
    --gx-success-container: #DCFCE7;
    --gx-warning: #F59E0B;
    --gx-warning-container: #FEF3C7;
    --gx-info: #3B82F6;
    --gx-cyan: #06B6D4;
    --gx-purple: #8B5CF6;

    /* --- paleta de material (MaterialPalette: tipo de material do ponto) --- */
    --gx-rocha: #6D4C41;
    --gx-solo: #8BC34A;
    --gx-sedimento: #2196F3;
    --gx-minerio: #9C27B0;

    /* --- tipografia --- */
    --gx-font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --gx-font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;

    /* --- escalas --- */
    --gx-radius-sm: 8px;
    --gx-radius: 12px;
    --gx-radius-lg: 16px;
    --gx-radius-xl: 20px;
    --gx-radius-2xl: 28px;

    --gx-shadow-1: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .04);
    --gx-shadow-2: 0 4px 12px rgba(15, 23, 42, .06), 0 2px 6px rgba(15, 23, 42, .04);
    --gx-shadow-3: 0 12px 32px rgba(15, 23, 42, .10), 0 4px 12px rgba(15, 23, 42, .06);
    --gx-shadow-4: 0 32px 64px rgba(15, 23, 42, .18), 0 8px 24px rgba(15, 23, 42, .10);

    --gx-max: 1200px;
    --gx-pad: clamp(20px, 5vw, 40px);
    --gx-section: clamp(64px, 9vw, 128px);

    --gx-ease: cubic-bezier(.22, .61, .36, 1);
    --gx-ease-out: cubic-bezier(.16, 1, .3, 1);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
    margin: 0;
    font-family: var(--gx-font);
    background: var(--gx-bg);
    color: var(--gx-muted);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
    color: var(--gx-ink);
    margin: 0;
    line-height: 1.15;
    letter-spacing: -0.022em;
    font-weight: 800;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

:focus-visible {
    outline: 3px solid var(--gx-primary);
    outline-offset: 3px;
    border-radius: 6px;
}

.gx-skip {
    position: absolute; left: -9999px; top: 0; z-index: 100;
    background: var(--gx-ink); color: #fff; padding: 12px 18px;
    border-radius: 0 0 var(--gx-radius) 0; font-weight: 700;
}
.gx-skip:focus { left: 0; }

.gx-wrap {
    width: 100%;
    max-width: var(--gx-max);
    margin: 0 auto;
    padding-inline: var(--gx-pad);
}

.gx-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 12px; font-weight: 800; letter-spacing: .12em;
    text-transform: uppercase; color: var(--gx-primary);
}
.gx-eyebrow::before {
    content: ""; width: 22px; height: 2px; border-radius: 2px;
    background: currentColor; opacity: .6;
}

.gx-h2 { font-size: clamp(28px, 4vw, 42px); }
.gx-h3 { font-size: clamp(19px, 2vw, 22px); }
.gx-lead { font-size: clamp(16px, 1.6vw, 18.5px); color: var(--gx-muted); max-width: 68ch; }
.gx-mono { font-family: var(--gx-font-mono); font-size: .86em; }

/* ======================= animação de entrada =======================
   O estado inicial escondido só vale quando o JS está ligado (html.gx-js),
   para que a página continue legível sem JavaScript. */
html.gx-js .gx-rise { opacity: 0; transform: translate3d(0, 18px, 0); }
html.gx-js .gx-rise.is-in {
    opacity: 1; transform: none;
    transition: opacity .7s var(--gx-ease-out), transform .7s var(--gx-ease-out);
    transition-delay: var(--gx-delay, 0ms);
}
@media (prefers-reduced-motion: reduce) {
    html.gx-js .gx-rise { opacity: 1; transform: none; }
    html.gx-js .gx-rise.is-in { transition: none; }
}

/* ============================== topbar ============================== */
.gx-nav {
    position: sticky; top: 0; z-index: 60;
    background: rgba(255, 255, 255, .82);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color .3s var(--gx-ease), box-shadow .3s var(--gx-ease);
}
.gx-nav.is-stuck { border-bottom-color: var(--gx-outline); box-shadow: var(--gx-shadow-1); }
.gx-nav-in {
    display: flex; align-items: center; justify-content: space-between;
    gap: 20px; height: 68px;
}
.gx-brand { display: flex; align-items: center; gap: 11px; font-weight: 800; color: var(--gx-ink); letter-spacing: -.02em; }
.gx-brand img { width: 36px; height: 36px; border-radius: 10px; object-fit: contain; }
.gx-brand span { font-size: 18px; }

.gx-menu { display: none; align-items: center; gap: 4px; }
.gx-menu a {
    padding: 8px 12px; border-radius: 10px; font-size: 14.5px;
    font-weight: 600; color: var(--gx-muted);
    transition: color .2s var(--gx-ease), background .2s var(--gx-ease);
}
.gx-menu a:hover { color: var(--gx-ink); background: var(--gx-surface-2); }

.gx-nav-actions { display: flex; align-items: center; gap: 10px; }

/* ============================== botões ============================== */
.gx-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 9px;
    min-height: 46px; padding: 0 20px;
    font-family: inherit; font-size: 15px; font-weight: 700;
    border: 1px solid transparent; border-radius: var(--gx-radius);
    cursor: pointer; white-space: nowrap;
    transition: transform .22s var(--gx-ease), box-shadow .28s var(--gx-ease),
                background .22s var(--gx-ease), border-color .22s var(--gx-ease), color .22s var(--gx-ease);
}
.gx-btn svg { width: 18px; height: 18px; flex: none; }
.gx-btn-primary { background: var(--gx-primary); color: #fff; box-shadow: 0 6px 18px rgba(37, 99, 235, .28); }
.gx-btn-primary:hover { background: var(--gx-primary-dark); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(37, 99, 235, .34); }
.gx-btn-ghost { background: var(--gx-surface); color: var(--gx-ink); border-color: var(--gx-outline); }
.gx-btn-ghost:hover { border-color: var(--gx-muted-2); transform: translateY(-2px); box-shadow: var(--gx-shadow-2); }
.gx-btn-onDark { background: rgba(255, 255, 255, .08); color: #fff; border-color: rgba(255, 255, 255, .22); }
.gx-btn-onDark:hover { background: rgba(255, 255, 255, .16); transform: translateY(-2px); }
.gx-btn-sm { min-height: 40px; padding: 0 16px; font-size: 14px; }

/* ============================== hero ============================== */
.gx-hero {
    position: relative; overflow: hidden;
    background:
        radial-gradient(1100px 520px at 82% -12%, rgba(37, 99, 235, .30), transparent 62%),
        radial-gradient(760px 460px at 8% 108%, rgba(6, 182, 212, .16), transparent 60%),
        linear-gradient(168deg, var(--gx-ink) 0%, var(--gx-ink-2) 58%, #16233c 100%);
    color: rgba(255, 255, 255, .82);
    padding-block: clamp(56px, 8vw, 96px) clamp(72px, 9vw, 118px);
}
.gx-hero-grid {
    position: absolute; inset: 0;
    opacity: .5; pointer-events: none;
}
.gx-hero-grid svg { width: 100%; height: 100%; }
.gx-hero-in {
    position: relative;
    display: grid; grid-template-columns: 1fr; gap: clamp(36px, 5vw, 56px);
    align-items: center;
}
.gx-hero h1 {
    color: #fff;
    font-size: clamp(32px, 5.2vw, 58px);
    letter-spacing: -0.032em;
    margin-top: 18px;
}
.gx-hero .gx-lead { color: rgba(255, 255, 255, .76); margin-top: 20px; }
.gx-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

.gx-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 13px 6px 10px; border-radius: 999px;
    background: rgba(16, 185, 129, .14);
    border: 1px solid rgba(16, 185, 129, .34);
    color: #6EE7B7; font-size: 12.5px; font-weight: 700; letter-spacing: .02em;
}
.gx-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 3px rgba(16, 185, 129, .18); }
@media (prefers-reduced-motion: no-preference) {
    .gx-dot { animation: gx-pulse 2.4s var(--gx-ease) infinite; }
    @keyframes gx-pulse {
        0%, 100% { box-shadow: 0 0 0 3px rgba(16, 185, 129, .18); }
        50% { box-shadow: 0 0 0 7px rgba(16, 185, 129, .04); }
    }
}

/* --- painel de módulos dentro do hero (reflete a navegação real do app) --- */
.gx-modules {
    background: rgba(255, 255, 255, .055);
    border: 1px solid rgba(255, 255, 255, .13);
    border-radius: var(--gx-radius-2xl);
    padding: 20px;
    box-shadow: var(--gx-shadow-4);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.gx-modules-head {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; padding-bottom: 14px; margin-bottom: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
}
.gx-modules-head p { color: #fff; font-weight: 700; font-size: 15px; }
.gx-modules-head small { color: rgba(255, 255, 255, .55); font-size: 12px; font-weight: 600; }
.gx-modules ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.gx-modules li {
    display: flex; align-items: center; gap: 11px;
    padding: 11px 13px; border-radius: var(--gx-radius);
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .08);
    color: rgba(255, 255, 255, .9); font-size: 14.5px; font-weight: 600;
    transition: background .25s var(--gx-ease), transform .25s var(--gx-ease), border-color .25s var(--gx-ease);
}
.gx-modules li:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .2); transform: translateX(4px); }
.gx-modules li svg { width: 18px; height: 18px; flex: none; color: #93C5FD; }
.gx-modules li em { margin-left: auto; font-style: normal; font-size: 11.5px; color: rgba(255, 255, 255, .45); font-weight: 600; }

/* ============================== seções ============================== */
.gx-section { padding-block: var(--gx-section); }
.gx-section-alt { background: var(--gx-surface); border-block: 1px solid var(--gx-outline); }
.gx-head { max-width: 760px; }
.gx-head .gx-h2 { margin-top: 14px; }
.gx-head .gx-lead { margin-top: 16px; }

.gx-grid { display: grid; gap: 18px; margin-top: clamp(32px, 4vw, 52px); }
.gx-grid-2 { grid-template-columns: 1fr; }
.gx-grid-3 { grid-template-columns: 1fr; }

.gx-card {
    position: relative;
    background: var(--gx-surface);
    border: 1px solid var(--gx-outline);
    border-radius: var(--gx-radius-xl);
    padding: 26px 24px;
    box-shadow: var(--gx-shadow-1);
    transition: transform .3s var(--gx-ease), box-shadow .3s var(--gx-ease), border-color .3s var(--gx-ease);
    overflow: hidden;
}
.gx-card::after {
    content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
    background: linear-gradient(90deg, var(--gx-primary), var(--gx-cyan));
    transform: scaleX(0); transform-origin: left;
    transition: transform .45s var(--gx-ease-out);
}
.gx-card:hover { transform: translateY(-5px); box-shadow: var(--gx-shadow-3); border-color: #CBD5E1; }
.gx-card:hover::after { transform: scaleX(1); }
.gx-card h3 { margin-bottom: 10px; }
.gx-card p { font-size: 14.7px; }

.gx-icon {
    width: 44px; height: 44px; border-radius: 13px;
    display: grid; place-items: center; margin-bottom: 16px;
    background: var(--gx-primary-container); color: var(--gx-primary);
}
.gx-icon svg { width: 22px; height: 22px; }
.gx-icon-cyan { background: rgba(6, 182, 212, .13); color: #0891B2; }
.gx-icon-success { background: var(--gx-success-container); color: #047857; }
.gx-icon-warning { background: var(--gx-warning-container); color: #B45309; }
.gx-icon-purple { background: rgba(139, 92, 246, .13); color: #6D28D9; }
.gx-icon-rocha { background: rgba(109, 76, 65, .13); color: var(--gx-rocha); }

.gx-list { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 9px; }
.gx-list li { position: relative; padding-left: 20px; font-size: 14.3px; color: var(--gx-muted); }
.gx-list li::before {
    content: ""; position: absolute; left: 2px; top: .62em;
    width: 7px; height: 7px; border-radius: 2px;
    background: var(--gx-primary); transform: rotate(45deg);
}
.gx-list strong { color: var(--gx-ink); font-weight: 700; }

/* ============================== fluxo ============================== */
.gx-flow { display: grid; gap: 14px; margin-top: clamp(32px, 4vw, 48px); counter-reset: gx-step; }
.gx-step {
    position: relative; background: var(--gx-surface);
    border: 1px solid var(--gx-outline); border-radius: var(--gx-radius-lg);
    padding: 22px 24px 22px 68px; box-shadow: var(--gx-shadow-1);
    transition: transform .3s var(--gx-ease), box-shadow .3s var(--gx-ease);
}
.gx-step:hover { transform: translateY(-3px); box-shadow: var(--gx-shadow-2); }
.gx-step::before {
    counter-increment: gx-step; content: counter(gx-step);
    position: absolute; left: 20px; top: 22px;
    width: 32px; height: 32px; border-radius: 10px;
    display: grid; place-items: center;
    background: var(--gx-ink); color: #fff;
    font-weight: 800; font-size: 14px; font-variant-numeric: tabular-nums;
}
.gx-step h3 { font-size: 17px; margin-bottom: 6px; }
.gx-step p { font-size: 14.5px; }

/* ============================== instrumentos ============================== */
.gx-inst { display: grid; gap: 16px; margin-top: clamp(32px, 4vw, 48px); grid-template-columns: 1fr; }
.gx-inst-item {
    display: flex; gap: 16px; padding: 20px;
    background: var(--gx-surface); border: 1px solid var(--gx-outline);
    border-radius: var(--gx-radius-lg);
    transition: transform .3s var(--gx-ease), box-shadow .3s var(--gx-ease), border-color .3s var(--gx-ease);
}
.gx-inst-item:hover { transform: translateY(-3px); box-shadow: var(--gx-shadow-2); border-color: #CBD5E1; }
.gx-inst-item .gx-icon { margin: 0; flex: none; }
.gx-inst-item h3 { font-size: 16.5px; margin-bottom: 5px; }
.gx-inst-item p { font-size: 14.2px; }

/* ============================== exportação ============================== */
.gx-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.gx-tag {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 9px 14px; border-radius: 999px;
    background: var(--gx-surface); border: 1px solid var(--gx-outline);
    font-size: 13.5px; font-weight: 700; color: var(--gx-ink);
    transition: transform .24s var(--gx-ease), border-color .24s var(--gx-ease), box-shadow .24s var(--gx-ease);
}
.gx-tag:hover { transform: translateY(-2px); border-color: var(--gx-primary); box-shadow: 0 6px 16px rgba(37, 99, 235, .14); }
.gx-tag i {
    font-style: normal; font-size: 10.5px; font-weight: 800; letter-spacing: .06em;
    padding: 2px 7px; border-radius: 999px;
    background: var(--gx-surface-2); color: var(--gx-muted);
}
.gx-tag b { font-weight: 800; }

/* ============================== painel web ============================== */
.gx-split { display: grid; gap: clamp(32px, 4vw, 56px); align-items: center; grid-template-columns: 1fr; }
.gx-frame {
    border-radius: var(--gx-radius-2xl);
    background: var(--gx-ink); padding: 10px;
    box-shadow: var(--gx-shadow-4);
}
.gx-frame-bar { display: flex; align-items: center; gap: 8px; padding: 6px 8px 14px; }
.gx-frame-bar span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, .22); }
.gx-frame-bar em {
    margin-left: 8px; font-style: normal; font-size: 12px;
    color: rgba(255, 255, 255, .5); font-weight: 600;
}
.gx-frame-body {
    background: var(--gx-surface); border-radius: var(--gx-radius-lg);
    padding: 18px; display: grid; gap: 14px;
}
.gx-frame-group small {
    display: block; font-size: 10.5px; font-weight: 800; letter-spacing: .1em;
    text-transform: uppercase; color: var(--gx-muted-2); margin-bottom: 8px;
}
.gx-frame-row { display: flex; flex-wrap: wrap; gap: 8px; }
.gx-frame-chip {
    padding: 7px 12px; border-radius: 9px; font-size: 13px; font-weight: 600;
    background: var(--gx-surface-2); color: var(--gx-ink);
    border: 1px solid var(--gx-outline);
}
.gx-frame-chip.is-on { background: var(--gx-primary-container); border-color: #BFDBFE; color: var(--gx-primary-dark); font-weight: 700; }

/* ============================== segurança ============================== */
.gx-sec { display: grid; gap: 14px 24px; margin-top: clamp(28px, 3vw, 40px); grid-template-columns: 1fr; }
.gx-sec-item { display: flex; gap: 12px; align-items: flex-start; }
.gx-sec-item svg { width: 20px; height: 20px; flex: none; margin-top: 3px; color: var(--gx-success); }
.gx-sec-item p { font-size: 14.4px; }
.gx-sec-item strong { color: var(--gx-ink); }

/* ============================== plataformas / CTA ============================== */
.gx-plat { display: grid; gap: 16px; margin-top: clamp(28px, 3vw, 40px); grid-template-columns: 1fr; }
.gx-plat-item {
    padding: 22px; border-radius: var(--gx-radius-lg);
    background: var(--gx-surface); border: 1px solid var(--gx-outline);
}
.gx-plat-item h3 { font-size: 16.5px; margin-bottom: 8px; }
.gx-plat-item p { font-size: 14.3px; }
.gx-plat-item .gx-mono { display: inline-block; margin-top: 10px; color: var(--gx-muted); }

.gx-cta {
    position: relative; overflow: hidden;
    border-radius: var(--gx-radius-2xl);
    background: linear-gradient(150deg, var(--gx-ink) 0%, var(--gx-ink-2) 70%, #17264a 100%);
    padding: clamp(36px, 6vw, 66px);
    text-align: center;
    box-shadow: var(--gx-shadow-4);
}
.gx-cta h2 { color: #fff; font-size: clamp(26px, 3.6vw, 38px); }
.gx-cta p { color: rgba(255, 255, 255, .74); margin: 16px auto 0; max-width: 62ch; }
.gx-cta .gx-hero-actions { justify-content: center; }

/* ============================== footer ============================== */
.gx-footer { background: var(--gx-surface); border-top: 1px solid var(--gx-outline); padding-block: clamp(40px, 5vw, 64px) 0; }
.gx-footer-grid { display: grid; gap: 32px; grid-template-columns: 1fr; }
.gx-footer h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: var(--gx-ink); margin-bottom: 14px; }
.gx-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.gx-footer li a, .gx-footer li span { font-size: 14.2px; color: var(--gx-muted); }
.gx-footer li a { transition: color .2s var(--gx-ease); }
.gx-footer li a:hover { color: var(--gx-primary); }
.gx-footer-brand p { font-size: 14px; margin-top: 12px; max-width: 34ch; }
.gx-footer-partner { margin-top: 18px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.gx-footer-partner img { height: 26px; width: auto; opacity: .9; }
.gx-footer-partner small { font-size: 12.5px; color: var(--gx-muted-2); }
.gx-footer-end {
    margin-top: clamp(32px, 4vw, 48px); border-top: 1px solid var(--gx-outline);
    padding-block: 22px; display: flex; flex-wrap: wrap; gap: 10px 24px;
    align-items: center; justify-content: space-between;
}
.gx-footer-end p { font-size: 12.8px; color: var(--gx-muted-2); }

/* ============================== responsivo ============================== */
@media (min-width: 720px) {
    .gx-grid-2 { grid-template-columns: repeat(2, 1fr); }
    .gx-flow { grid-template-columns: repeat(2, 1fr); }
    .gx-inst { grid-template-columns: repeat(2, 1fr); }
    .gx-sec { grid-template-columns: repeat(2, 1fr); }
    .gx-plat { grid-template-columns: repeat(2, 1fr); }
    .gx-footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
@media (min-width: 980px) {
    .gx-menu { display: flex; }
    .gx-hero-in { grid-template-columns: 1.06fr .94fr; }
    .gx-grid-3 { grid-template-columns: repeat(3, 1fr); }
    .gx-flow { grid-template-columns: repeat(4, 1fr); }
    .gx-flow .gx-step { padding: 60px 22px 22px; }
    .gx-flow .gx-step::before { left: 22px; top: 20px; }
    .gx-split { grid-template-columns: 1fr 1fr; }
    .gx-inst { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1200px) {
    .gx-grid-2 { grid-template-columns: repeat(2, 1fr); gap: 22px; }
    .gx-card { padding: 30px 28px; }
}