/* ALOHA ENGENHARIA — Estilos do site
   Altere cores em :root; demais blocos agrupados por componente. */

:root {
    --navy:#04194f;
    --navy2:#0a2a74;
    --red:#b90a0a;
    --red2:#e11d1d;
    --bg:#f7f8fb;
    --surface:#fff;
    --ink:#0b1a3d;
    --muted:#5b6788;
    --line:#dfe4ef;
    color-scheme:light;
    box-sizing:border-box;
    padding-top:env(safe-area-inset-top,0px);
    padding-bottom:env(safe-area-inset-bottom,0px)
}

@media (prefers-color-scheme:dark) {
    :root:not([data-theme="light"]) {
        --bg:#050d24;
        --surface:#0a1a42;
        --ink:#eef2fc;
        --muted:#9eaad0;
        --line:#18285a;
        color-scheme:dark
    }

}

:root[data-theme="dark"] {
    --bg:#050d24;
    --surface:#0a1a42;
    --ink:#eef2fc;
    --muted:#9eaad0;
    --line:#18285a;
    color-scheme:dark
}

* {
    box-sizing:border-box
}

html {
    scroll-behavior:smooth;
    scroll-padding-top:calc(76px + env(safe-area-inset-top,0px))
}

body {
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font:400 16px/1.7 Montserrat,system-ui,sans-serif;
    overflow-x:hidden
}

body::before {
    content:"";
    position:fixed;
    inset:0 0 auto;
    height:env(safe-area-inset-top,0px);
    background:var(--navy);
    z-index:60
}

h1,h2,h3 {
    font-weight:800;
    line-height:1.1;
    margin:0 0 .5em;
    letter-spacing:-.01em
}

h1 {
    font-size:clamp(2.3rem,7vw,4.6rem)
}

h2 {
    font-size:clamp(1.8rem,4.5vw,2.9rem)
}

h3 {
    font-size:1.15rem
}

p {
    margin:0 0 1em
}

a {
    color:inherit
}

.wrap {
    max-width:1140px;
    margin:0 auto;
    padding:0 22px
}

section {
    padding:96px 0;
    position:relative
}

.eyebrow {
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-size:.75rem;
    letter-spacing:.2em;
    text-transform:uppercase;
    font-weight:700;
    color:var(--red2);
    margin-bottom:14px
}

.eyebrow::before {
    content:"";
    width:28px;
    height:3px;
    background:var(--red2);
    border-radius:2px
}

#bar {
    position:fixed;
    left:0;
    top:env(safe-area-inset-top,0px);
    height:3px;
    width:0;
    background:var(--red2);
    z-index:70
}

header {
    position:sticky;
    top:env(safe-area-inset-top,0px);
    z-index:50;
    background:var(--navy);
    transition:box-shadow .3s,background .3s
}

header.s {
    box-shadow:0 10px 30px rgba(0,0,0,.35)
}

.nav {
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:68px
}

.logo {
    display:flex;
    align-items:center;
    gap:12px;
    text-decoration:none;
    color:#fff
}

.logo svg {
    height:40px;
    width:auto
}

.logo b {
    display:block;
    font-weight:800;
    font-size:1.35rem;
    letter-spacing:.04em;
    line-height:1
}

.logo small {
    display:block;
    font-weight:700;
    font-size:.55rem;
    letter-spacing:.42em;
    color:#ff5a5a;
    margin-top:3px
}

nav {
    display:flex;
    gap:26px;
    align-items:center
}

nav a {
    color:#c9d3f2;
    text-decoration:none;
    font-size:.82rem;
    font-weight:600;
    letter-spacing:.06em;
    text-transform:uppercase;
    position:relative
}

nav a:not(.btn)::after {
    content:"";
    position:absolute;
    left:0;
    bottom:-6px;
    height:2px;
    width:0;
    background:var(--red2);
    transition:width .3s
}

nav a:not(.btn):hover::after {
    width:100%
}

.btn {
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:var(--red);
    color:#fff;
    padding:14px 28px;
    border-radius:6px;
    text-decoration:none;
    font:700 .85rem Montserrat,sans-serif;
    letter-spacing:.06em;
    text-transform:uppercase;
    border:0;
    cursor:pointer;
    transition:transform .25s,box-shadow .25s,background .25s;
    position:relative;
    overflow:hidden
}

.btn:hover {
    background:var(--red2);
    transform:translateY(-3px);
    box-shadow:0 12px 26px rgba(185,10,10,.45)
}

.btn.ghost {
    background:transparent;
    border:1.5px solid rgba(255,255,255,.35)
}

.btn.ghost:hover {
    background:#fff;
    color:var(--navy);
    box-shadow:none
}

nav .btn {
    padding:10px 18px;
    color:#fff
}

#mb {
    display:none;
    background:none;
    border:0;
    color:#fff;
    font-size:1.6rem;
    cursor:pointer
}

@media(max-width:860px) {
    #mb {
        display:block
    }

    nav {
        position:absolute;
        left:0;
        right:0;
        top:68px;
        background:var(--navy);
        flex-direction:column;
        padding:20px 0 26px;
        gap:18px;
        transform:translateY(-12px);
        opacity:0;
        visibility:hidden;
        transition:all .3s;
        border-top:1px solid rgba(255,255,255,.1)
    }

    nav.open {
        transform:none;
        opacity:1;
        visibility:visible
    }

}

/* HERO */
.hero {
    background:radial-gradient(1200px 600px at 80% 10%,var(--navy2),var(--navy) 60%);
    color:#fff;
    min-height:calc(100vh - 68px);
    padding:70px 0 170px;
    overflow:hidden;
    display:flex;
    align-items:center
}

.hero::before {
    content:"";
    position:absolute;
    inset:0;
    background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(ellipse at 70% 40%,#000 20%,transparent 75%);
    animation:grid 20s linear infinite
}

@keyframes grid {
    to {
        background-position:56px 56px
    }

}

.hero .wrap {
    position:relative;
    z-index:2;
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:30px;
    align-items:center
}

.hero h1 span {
    color:#ff4b4b
}

.hero p.lead {
    color:#c9d3f2;
    font-size:1.1rem;
    max-width:520px
}

.cta {
    display:flex;
    gap:14px;
    flex-wrap:wrap;
    margin-top:30px
}

.mark {
    width:100%;
    max-width:440px;
    margin:0 auto;
    filter:drop-shadow(0 30px 50px rgba(0,0,0,.45));
    animation:float 6s ease-in-out infinite
}

.mark .p {
    stroke:#6f8cff;
    stroke-width:3;
    fill:rgba(255,255,255,.04);
    stroke-dasharray:2400;
    stroke-dashoffset:2400;
    animation:draw 2.4s .3s forwards,fill 1s 2.2s forwards
}

.mark .dot {
    fill:var(--red2);
    transform-box:fill-box;
    transform-origin:center;
    animation:pulse 2.4s 2s infinite;
    opacity:0;
    animation-fill-mode:forwards
}

@keyframes draw {
    to {
        stroke-dashoffset:0
    }

}

@keyframes fill {
    to {
        fill:#0d2f86;
        stroke:#0d2f86
    }

}

@keyframes pulse {
    0% {
        opacity:1;
        transform:scale(1)
    }

    50% {
        opacity:1;
        transform:scale(1.18)
    }

    100% {
        opacity:1;
        transform:scale(1)
    }

}

@keyframes float {
    50% {
        transform:translateY(-14px)
    }

}

.scene {
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    height:150px;
    z-index:1;
    opacity:.9
}

.scene svg {
    width:100%;
    height:100%
}

.b {
    transform-origin:bottom;
    transform:scaleY(0);
    animation:rise 1.2s cubic-bezier(.2,.8,.2,1) forwards
}

@keyframes rise {
    to {
        transform:scaleY(1)
    }

}

.hook {
    transform-origin:830px 18px;
    animation:swing 4s ease-in-out infinite
}

@keyframes swing {
    50% {
        transform:rotate(7deg)
    }

    0%,100% {
        transform:rotate(-7deg)
    }

}

@media(max-width:860px) {
    .hero .wrap {
        grid-template-columns:1fr
    }

    .mark {
        max-width:230px;
        order:-1
    }

    .hero {
        padding-top:50px
    }

}

nav a.act {
    color:#fff
}

nav a.act::after {
    width:100%
}

#pt {
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    pointer-events:none;
    z-index:1
}

.hero::after {
    content:"";
    position:absolute;
    inset:0;
    background:radial-gradient(520px circle at var(--mx,70%) var(--my,30%),rgba(90,130,255,.24),transparent 60%);
    pointer-events:none
}

.wm {
    position:absolute;
    right:-60px;
    top:10px;
    width:560px;
    max-width:none;
    margin:0;
    opacity:.13;
    z-index:-1;
    filter:none
}

.stage {
    position:relative;
    height:440px;
    display:flex;
    align-items:flex-end;
    justify-content:center;
    perspective:1300px;
    padding-bottom:24px
}

.stage::after {
    content:"";
    position:absolute;
    bottom:6px;
    left:50%;
    width:300px;
    height:44px;
    transform:translateX(-50%);
    background:radial-gradient(closest-side,rgba(0,0,0,.6),transparent)
}

.tower {
    position:relative;
    width:150px;
    height:330px;
    transform-style:preserve-3d;
    animation:spin 16s ease-in-out infinite alternate
}

@keyframes spin {
    from {
        transform:rotateX(-14deg) rotateY(-40deg)
    }

    to {
        transform:rotateX(-14deg) rotateY(25deg)
    }

}

.fl {
    position:absolute;
    left:0;
    width:150px;
    height:34px;
    transform-style:preserve-3d;
    opacity:0;
    animation:drop .9s cubic-bezier(.3,1.4,.5,1) forwards
}

@keyframes drop {
    from {
        opacity:0;
        transform:translateY(-260px)
    }

    to {
        opacity:1;
        transform:none
    }

}

.fc,.tp {
    position:absolute;
    display:block;
    width:150px;
    height:34px;
    left:0;
    top:0;
    background:linear-gradient(#143f9f,#08215f);
    border-bottom:2px solid #031445;
    backface-visibility:hidden
}

.fc::before {
    content:"";
    position:absolute;
    left:0;
    right:0;
    top:9px;
    height:15px;
    background:repeating-linear-gradient(90deg,transparent 0 6px,#ffd98a 6px 17px,transparent 17px 25px);
    animation:fk 5s infinite;
    animation-delay:inherit
}

@keyframes fk {
    0%,100% {
        opacity:.95
    }

    45% {
        opacity:.45
    }

    60% {
        opacity:1
    }

}

.sf {
    transform:translateZ(75px)
}

.sb {
    transform:rotateY(180deg) translateZ(75px)
}

.sr {
    transform:rotateY(90deg) translateZ(75px);
    filter:brightness(.72)
}

.sl {
    transform:rotateY(-90deg) translateZ(75px);
    filter:brightness(.55)
}

.tp {
    height:150px;
    top:-58px;
    transform:rotateX(90deg) translateZ(17px);
    background:#0d2f86;
    border:2px solid #2a56c4;
    backface-visibility:visible
}

.bcn {
    position:absolute;
    left:68px;
    width:14px;
    height:14px;
    transform-style:preserve-3d
}

.bcn::before,.bcn::after {
    content:"";
    position:absolute;
    inset:0;
    border-radius:50%;
    background:#ff3b3b;
    box-shadow:0 0 18px 6px rgba(255,59,59,.7);
    animation:bl 1.4s infinite
}

.bcn::after {
    transform:rotateY(90deg)
}

@keyframes bl {
    50% {
        opacity:.35
    }

}

@media(max-width:860px) {
    .stage {
        height:340px;
        transform:scale(.8);
        transform-origin:bottom center
    }

    .wm {
        width:320px;
        right:-90px
    }

}

.ba {
    position:relative;
    aspect-ratio:400/260;
    border-radius:14px;
    overflow:hidden;
    box-shadow:0 30px 60px rgba(4,25,79,.3);
    max-width:780px;
    margin:40px auto 0;
    user-select:none;
    touch-action:pan-y
}

.ba svg {
    position:absolute;
    inset:0;
    width:100%;
    height:100%
}

.ba input {
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    opacity:0;
    cursor:ew-resize;
    margin:0;
    padding:0
}

.hdl {
    position:absolute;
    top:0;
    bottom:0;
    left:50%;
    width:3px;
    background:#fff;
    box-shadow:0 0 12px rgba(0,0,0,.5);
    transform:translateX(-1.5px);
    pointer-events:none
}

.hdl::after {
    content:"↔";
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    width:46px;
    height:46px;
    border-radius:50%;
    background:var(--red);
    color:#fff;
    display:grid;
    place-items:center;
    font-size:1.1rem;
    box-shadow:0 6px 16px rgba(0,0,0,.4)
}

.lb {
    position:absolute;
    top:12px;
    padding:5px 12px;
    background:rgba(2,12,43,.82);
    color:#fff;
    font-size:.7rem;
    font-weight:700;
    letter-spacing:.12em;
    text-transform:uppercase;
    border-radius:4px;
    pointer-events:none
}

.lb.b {
    left:12px
}

.lb.a {
    right:12px
}

.cap {
    text-align:center;
    color:var(--muted);
    font-size:.8rem;
    margin-top:12px
}

.info i svg {
    width:20px;
    height:20px;
    stroke:#fff;
    fill:none;
    stroke-width:2;
    stroke-linecap:round;
    stroke-linejoin:round
}

/* marquee */
.marq {
    background:var(--red);
    color:#fff;
    overflow:hidden;
    white-space:nowrap;
    padding:16px 0;
    font-weight:800;
    letter-spacing:.14em;
    text-transform:uppercase;
    font-size:.85rem
}

.marq div {
    display:inline-block;
    animation:mq 28s linear infinite
}

.marq span {
    margin:0 26px
}

.marq span::before {
    content:"▲";
    margin-right:52px;
    font-size:.6rem;
    opacity:.7
}

@keyframes mq {
    to {
        transform:translateX(-50%)
    }

}

/* reveal */
.r {
    opacity:0;
    transform:translateY(40px);
    transition:opacity .9s,transform .9s cubic-bezier(.2,.8,.2,1)
}

.r.in {
    opacity:1;
    transform:none
}

.d1 {
    transition-delay:.12s
}

.d2 {
    transition-delay:.24s
}

.d3 {
    transition-delay:.36s
}

/* about */
.split {
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:56px;
    align-items:center
}

@media(max-width:860px) {
    .split {
        grid-template-columns:1fr
    }

}

.lead2 {
    color:var(--muted)
}

.checks {
    list-style:none;
    padding:0;
    margin:20px 0 0;
    display:grid;
    gap:12px
}

.checks li {
    display:flex;
    gap:12px;
    font-weight:600;
    font-size:.95rem
}

.checks li::before {
    content:"✓";
    flex:none;
    width:24px;
    height:24px;
    border-radius:50%;
    background:var(--red);
    color:#fff;
    display:grid;
    place-items:center;
    font-size:.8rem
}

.blueprint {
    aspect-ratio:1/1;
    border-radius:14px;
    background:var(--navy);
    position:relative;
    overflow:hidden;
    box-shadow:0 30px 60px rgba(4,25,79,.35)
}

.blueprint::before {
    content:"";
    position:absolute;
    inset:0;
    background-image:linear-gradient(rgba(255,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.09) 1px,transparent 1px);
    background-size:32px 32px
}

.blueprint svg {
    position:absolute;
    inset:8%;
    width:84%;
    height:84%
}

.blueprint .l {
    stroke:#8fa6ff;
    stroke-width:2;
    fill:none;
    stroke-dasharray:1200;
    stroke-dashoffset:1200;
    transition:stroke-dashoffset 3s ease
}

.in .blueprint .l,.blueprint.in .l {
    stroke-dashoffset:0
}

.tag {
    position:absolute;
    right:16px;
    bottom:16px;
    background:var(--red);
    color:#fff;
    font-size:.7rem;
    font-weight:700;
    letter-spacing:.12em;
    padding:6px 12px;
    border-radius:4px
}

/* cards */
.grid3 {
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px;
    margin-top:40px
}

@media(max-width:900px) {
    .grid3 {
        grid-template-columns:1fr
    }

}

.card {
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:14px;
    padding:30px;
    transition:opacity .9s,transform .25s,box-shadow .3s,border-color .3s;
    transform-style:preserve-3d;
    position:relative;
    overflow:hidden
}

.card::after {
    content:"";
    position:absolute;
    left:0;
    top:0;
    height:4px;
    width:0;
    background:var(--red2);
    transition:width .5s
}

.card:hover {
    box-shadow:0 24px 50px rgba(4,25,79,.22);
    border-color:transparent
}

.card:hover::after {
    width:100%
}

.card p {
    color:var(--muted);
    font-size:.93rem;
    margin:0
}

.ico {
    width:54px;
    height:54px;
    border-radius:12px;
    background:var(--navy);
    display:grid;
    place-items:center;
    margin-bottom:18px;
    transition:background .3s,transform .4s
}

.card:hover .ico {
    background:var(--red);
    transform:rotate(-8deg) scale(1.08)
}

.ico svg {
    width:28px;
    height:28px;
    stroke:#fff;
    fill:none;
    stroke-width:1.8;
    stroke-linecap:round;
    stroke-linejoin:round
}

.card ul {
    margin:12px 0 0;
    padding-left:18px;
    color:var(--muted);
    font-size:.9rem
}

/* dark band */
.dark {
    background:linear-gradient(135deg,var(--navy),#020c2b);
    color:#fff
}

.dark p {
    color:#c1ccee
}

.dark .card {
    background:rgba(255,255,255,.05);
    border-color:rgba(255,255,255,.12);
    color:#fff
}

.dark .card p {
    color:#b4c0e6
}

.steps {
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:22px;
    margin-top:44px;
    position:relative
}

.steps::before {
    content:"";
    position:absolute;
    top:34px;
    left:6%;
    right:6%;
    height:2px;
    background:repeating-linear-gradient(90deg,#ff4b4b 0 10px,transparent 10px 20px);
    opacity:.5
}

@media(max-width:900px) {
    .steps {
        grid-template-columns:1fr 1fr
    }

    .steps::before {
        display:none
    }

}

@media(max-width:520px) {
    .steps {
        grid-template-columns:1fr
    }

}

.num {
    width:68px;
    height:68px;
    border-radius:50%;
    background:var(--red);
    display:grid;
    place-items:center;
    font-weight:800;
    font-size:1.3rem;
    margin-bottom:18px;
    position:relative;
    box-shadow:0 0 0 8px rgba(185,10,10,.25)
}

/* values */
.vals {
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:24px
}

.vals span {
    padding:10px 18px;
    border:1.5px solid var(--line);
    border-radius:999px;
    font-weight:600;
    font-size:.85rem;
    background:var(--surface);
    transition:all .3s
}

.vals span:hover {
    background:var(--navy);
    color:#fff;
    border-color:var(--navy);
    transform:translateY(-3px)
}

/* contact */
form {
    background:var(--surface);
    color:var(--ink);
    padding:30px;
    border-radius:14px;
    display:grid;
    gap:14px;
    box-shadow:0 30px 60px rgba(0,0,0,.35)
}

label {
    font-size:.75rem;
    font-weight:700;
    letter-spacing:.08em;
    text-transform:uppercase;
    display:grid;
    gap:6px
}

input,select,textarea {
    font:500 1rem Montserrat,sans-serif;
    padding:13px 14px;
    border-radius:8px;
    border:1.5px solid var(--line);
    background:var(--bg);
    color:var(--ink);
    width:100%;
    transition:border-color .2s,box-shadow .2s
}

input:focus,select:focus,textarea:focus {
    outline:0;
    border-color:var(--red2);
    box-shadow:0 0 0 4px rgba(225,29,29,.15)
}

textarea {
    min-height:100px;
    resize:vertical
}

.info {
    display:grid;
    gap:18px;
    margin-top:26px
}

.info div {
    display:flex;
    gap:14px;
    align-items:flex-start;
    font-size:.95rem
}

.info i {
    flex:none;
    width:42px;
    height:42px;
    border-radius:50%;
    background:var(--red);
    display:grid;
    place-items:center;
    font-style:normal
}

.info small {
    display:block;
    color:#9fb0e6;
    font-weight:600;
    letter-spacing:.1em;
    text-transform:uppercase;
    font-size:.68rem
}

footer {
    background:#020c2b;
    color:#9fb0e6;
    padding:34px 0;
    font-size:.82rem
}

footer .wrap {
    display:flex;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:12px;
    align-items:center
}

#wa {
    position:fixed;
    right:18px;
    bottom:calc(18px + env(safe-area-inset-bottom,0px));
    z-index:55;
    width:56px;
    height:56px;
    border-radius:50%;
    background:#25d366;
    display:grid;
    place-items:center;
    box-shadow:0 10px 26px rgba(0,0,0,.35);
    text-decoration:none;
    animation:ring 2.6s infinite
}

#wa svg {
    width:30px;
    height:30px;
    fill:#fff
}

@keyframes ring {
    0% {
        box-shadow:0 0 0 0 rgba(37,211,102,.6)
    }

    70%,100% {
        box-shadow:0 0 0 20px rgba(37,211,102,0)
    }

}

@media(prefers-reduced-motion:reduce) {
    *,*::before,*::after {
        animation:none!important;
        transition:none!important
    }

    .r {
        opacity:1;
        transform:none
    }

    .b {
        transform:none
    }

    .mark .p {
        stroke-dashoffset:0;
        fill:#0d2f86
    }

    .mark .dot {
        opacity:1
    }

    .blueprint .l {
        stroke-dashoffset:0
    }

}