/* =========================================================
   OPERATOR CRANE — PREMIUM WEBSITE
   ========================================================= */

:root{
    --blue:#0877d1;
    --blue-dark:#03152c;
    --blue-deep:#020b18;
    --blue-light:#38a9ff;
    --cyan:#63c7ff;
    --white:#ffffff;
    --text:#172033;
    --muted:#657084;
    --line:#dfe7f0;
    --soft:#f4f8fc;
    --radius:24px;
    --shadow:0 20px 60px rgba(0,25,55,.10);
}

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    font-family:"Inter",sans-serif;
    color:var(--text);
    background:#fff;
    line-height:1.75;
    font-size:17px;
    overflow-x:hidden;
}

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

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

button{
    font-family:inherit;
}

.container{
    width:min(1240px, calc(100% - 60px));
    margin:auto;
}


/* =========================================================
   TYPOGRAPHY
   ========================================================= */

h1,
h2,
h3{
    font-family:"Poppins",sans-serif;
    line-height:1.18;
}

h1{
    font-size:clamp(44px,5.3vw,78px);
    letter-spacing:-2.8px;
}

h2{
    font-size:clamp(36px,4vw,58px);
    letter-spacing:-1.8px;
}

h3{
    font-size:25px;
}

p{
    font-size:18px;
}

.eyebrow{
    display:inline-flex;
    align-items:center;
    gap:10px;
    color:#70c9ff;
    font-size:13px;
    font-weight:800;
    letter-spacing:2.5px;
    margin-bottom:20px;
}

.eyebrow::before{
    content:"";
    width:30px;
    height:2px;
    background:currentColor;
}

.eyebrow.dark{
    color:var(--blue);
}

.heading{
    max-width:820px;
    margin-bottom:55px;
}

.heading h2{
    margin-bottom:18px;
}

.heading h2 span,
.content h2 span,
.instructor-grid h2 span{
    color:var(--blue);
}

.heading p{
    color:var(--muted);
    max-width:720px;
}


/* =========================================================
   BUTTON
   ========================================================= */

.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-height:58px;
    padding:0 30px;
    border-radius:12px;
    font-size:16px;
    font-weight:800;
    transition:.3s ease;
}

.btn-primary{
    color:#fff;
    background:linear-gradient(135deg,#0789ee,#045bb4);
    box-shadow:0 12px 30px rgba(0,119,210,.25);
}

.btn-primary:hover{
    transform:translateY(-3px);
    box-shadow:0 18px 38px rgba(0,119,210,.35);
}

.btn-outline{
    color:#fff;
    border:1px solid rgba(255,255,255,.35);
    background:rgba(255,255,255,.07);
    backdrop-filter:blur(10px);
}

.btn-outline:hover{
    background:#fff;
    color:var(--blue-dark);
}


/* =========================================================
   HERO
   ========================================================= */

.hero{
    position:relative;
    min-height:820px;
    display:flex;
    align-items:center;
    overflow:hidden;
    background:#020b18;
}

.hero-bg{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
}

.hero-overlay{
    position:absolute;
    inset:0;

    background:
        linear-gradient(
            90deg,
            rgba(1,11,25,.98) 0%,
            rgba(2,18,38,.91) 40%,
            rgba(2,18,38,.58) 70%,
            rgba(2,18,38,.72) 100%
        );

    z-index:1;
}

.hero::after{
    content:"";
    position:absolute;
    width:700px;
    height:700px;
    right:-280px;
    top:-250px;
    border-radius:50%;
    background:rgba(20,151,255,.13);
    filter:blur(10px);
}

.hero-grid{
    position:relative;
    z-index:2;
    width:100%;
}

.hero-container{
    display:grid;
    grid-template-columns:1.25fr .75fr;
    align-items:center;
    gap:70px;
    padding:100px 0;
}

.hero-content{
    color:#fff;
}

.hero-content h1{
    max-width:850px;
    margin-bottom:28px;
}

.hero-content h1 span{
    color:#51baff;
}

.hero-content p{
    max-width:760px;
    color:rgba(255,255,255,.78);
    font-size:20px;
    line-height:1.8;
}

.hero-pills{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin:30px 0;
}

.hero-pills span{
    padding:9px 15px;
    border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.07);
    border-radius:50px;
    color:#eaf7ff;
    font-size:13px;
    font-weight:700;
    backdrop-filter:blur(10px);
}

.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-top:34px;
}

.hero-info{
    padding:38px;
    border:1px solid rgba(255,255,255,.16);
    border-radius:28px;
    background:rgba(255,255,255,.08);
    backdrop-filter:blur(18px);
    box-shadow:0 30px 80px rgba(0,0,0,.25);
    color:#fff;
}

.info-label{
    color:#77cfff;
    font-size:13px;
    font-weight:800;
    letter-spacing:2px;
}

.price{
    font-family:"Poppins",sans-serif;
    font-size:58px;
    font-weight:800;
    margin:8px 0 15px;
}

.info-line{
    width:100%;
    height:1px;
    background:rgba(255,255,255,.15);
    margin:20px 0;
}

.info-row{
    display:flex;
    justify-content:space-between;
    gap:20px;
    padding:14px 0;
    border-bottom:1px solid rgba(255,255,255,.09);
}

.info-row:last-child{
    border-bottom:0;
}

.info-row small{
    color:rgba(255,255,255,.5);
    font-size:11px;
    font-weight:800;
}

.info-row strong{
    text-align:right;
    font-size:14px;
}


/* =========================================================
   TRUST
   ========================================================= */

.trust{
    background:#fff;
    border-bottom:1px solid var(--line);
}

.trust-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
}

.trust-grid > div{
    padding:30px;
    text-align:center;
    border-right:1px solid var(--line);
}

.trust-grid > div:last-child{
    border-right:0;
}

.trust strong{
    display:block;
    color:var(--blue);
    font-family:"Poppins",sans-serif;
    font-size:23px;
}

.trust span{
    display:block;
    color:var(--muted);
    font-size:14px;
}


/* =========================================================
   GENERAL SECTION
   ========================================================= */

.section{
    padding:120px 0;
}


/* =========================================================
   INTRO
   ========================================================= */

.intro-grid{
    display:grid;
    grid-template-columns:.95fr 1.05fr;
    gap:80px;
    align-items:center;
}

.image-wrap{
    position:relative;
    border-radius:28px;
    overflow:hidden;
    box-shadow:var(--shadow);
}

.image-wrap img{
    width:100%;
    height:580px;
    object-fit:cover;
}

.image-wrap::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,transparent 45%,rgba(0,14,30,.75));
}

.image-caption{
    position:absolute;
    z-index:2;
    bottom:30px;
    left:30px;
    color:#fff;
}

.image-caption small{
    display:block;
    color:#6bc7ff;
    font-weight:800;
    letter-spacing:2px;
}

.image-caption strong{
    font-family:"Poppins",sans-serif;
    font-size:30px;
}

.content p{
    color:var(--muted);
    margin-bottom:20px;
}

.checks{
    margin-top:30px;
    display:grid;
    gap:13px;
}

.checks div{
    display:flex;
    align-items:center;
    gap:13px;
    font-weight:700;
}

.checks b{
    display:grid;
    place-items:center;
    width:29px;
    height:29px;
    flex:0 0 29px;
    border-radius:50%;
    background:#e6f4ff;
    color:var(--blue);
}


/* =========================================================
   DARK SECTION
   ========================================================= */

.dark-section{
    padding:120px 0;
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(17,133,226,.18),
            transparent 30%
        ),
        linear-gradient(135deg,#020b18,#031a35);
    color:#fff;
}

.heading.light h2{
    color:#fff;
}

.heading.light p{
    color:rgba(255,255,255,.67);
}

.heading.light h2 span{
    color:#55bdff;
}


/* =========================================================
   CRANE
   ========================================================= */

.crane-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:25px;
}

.crane-card{
    padding:42px;
    min-height:280px;
    border:1px solid rgba(255,255,255,.11);
    border-radius:25px;
    background:rgba(255,255,255,.055);
    transition:.35s ease;
}

.crane-card:hover{
    transform:translateY(-7px);
    background:rgba(255,255,255,.085);
    border-color:rgba(64,183,255,.4);
}

.number{
    color:#55bdff;
    font-family:"Poppins",sans-serif;
    font-size:15px;
    font-weight:800;
    margin-bottom:25px;
}

.crane-card h3{
    font-size:32px;
    margin-bottom:14px;
}

.crane-card p{
    color:rgba(255,255,255,.68);
}

.important-note{
    margin-top:25px;
    padding:30px;
    border-left:3px solid #39aefc;
    background:rgba(0,0,0,.18);
    border-radius:0 18px 18px 0;
}

.important-note strong{
    color:#68c9ff;
    font-size:13px;
    letter-spacing:1.5px;
}

.important-note p{
    color:rgba(255,255,255,.7);
    margin-top:8px;
}


/* =========================================================
   CLASS
   ========================================================= */

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

.class-card{
    position:relative;
    padding:38px;
    border:1px solid var(--line);
    border-radius:25px;
    background:#fff;
    box-shadow:0 15px 45px rgba(5,35,65,.06);
    transition:.35s ease;
}

.class-card:hover{
    transform:translateY(-7px);
    box-shadow:0 25px 60px rgba(5,35,65,.11);
}

.class-card.featured{
    background:linear-gradient(145deg,#03234a,#075da1);
    color:#fff;
    border-color:transparent;
}

.class-top{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:25px;
}

.class-top span{
    color:var(--blue);
    font-weight:800;
    letter-spacing:1px;
    font-size:13px;
}

.featured .class-top span{
    color:#6cc9ff;
}

.class-top b{
    font-size:13px;
    color:#a2afbf;
}

.class-card h3{
    margin-bottom:18px;
}

.class-card p{
    color:var(--muted);
    margin-bottom:17px;
}

.featured p{
    color:rgba(255,255,255,.72);
}

.class-badge{
    display:inline-block;
    margin-top:10px;
    padding:7px 12px;
    border-radius:50px;
    background:rgba(77,191,255,.13);
    color:#62c7ff;
    font-size:11px;
    font-weight:800;
}


/* =========================================================
   EXPERIENCE
   ========================================================= */

.experience{
    position:relative;
    min-height:700px;
    display:flex;
    align-items:center;
    overflow:hidden;
    color:#fff;
}

.experience-bg{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
}

.experience-overlay{
    position:absolute;
    inset:0;
    background:
        linear-gradient(
            90deg,
            rgba(1,11,24,.96),
            rgba(1,17,35,.83),
            rgba(1,17,35,.45)
        );
}

.experience-content{
    position:relative;
    z-index:2;
    max-width:1240px;
}

.experience-content h2{
    max-width:800px;
    font-size:clamp(40px,4.5vw,64px);
    margin-bottom:25px;
}

.experience-content h2 span{
    color:#56bdff;
}

.experience-content p{
    max-width:800px;
    color:rgba(255,255,255,.75);
    margin-bottom:18px;
}

.warning-box{
    max-width:760px;
    margin-top:35px;
    padding:24px 28px;
    border-left:3px solid #55bdff;
    background:rgba(255,255,255,.07);
    backdrop-filter:blur(10px);
}

.warning-box strong{
    display:block;
    color:#6ccaff;
    font-size:13px;
    letter-spacing:1px;
}

.warning-box span{
    display:block;
    margin-top:6px;
    color:rgba(255,255,255,.78);
}


/* =========================================================
   BACKGROUND BOX
   ========================================================= */

.background-box{
    display:grid;
    grid-template-columns:180px 1fr;
    gap:50px;
    align-items:center;
    padding:55px;
    background:linear-gradient(135deg,#f3f8fd,#fff);
    border:1px solid var(--line);
    border-radius:30px;
}

.background-icon{
    display:grid;
    place-items:center;
    width:150px;
    height:150px;
    border-radius:35px;
    background:linear-gradient(145deg,#047edb,#043e83);
    color:#fff;
    font-family:"Poppins",sans-serif;
    font-size:38px;
    font-weight:800;
    box-shadow:0 20px 40px rgba(0,105,190,.22);
}

.background-box p{
    color:var(--muted);
    margin-bottom:20px;
}


/* =========================================================
   MATERIAL
   ========================================================= */

.material-section{
    padding:120px 0;
    background:#f5f9fd;
}

.material-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:16px;
}

.material-card{
    min-height:145px;
    padding:28px;
    border:1px solid #e0e9f2;
    border-radius:20px;
    background:#fff;
    transition:.3s ease;
}

.material-card:hover{
    transform:translateY(-5px);
    border-color:#8acfff;
    box-shadow:0 15px 35px rgba(0,95,175,.08);
}

.material-card b{
    display:block;
    color:var(--blue);
    font-size:12px;
    margin-bottom:12px;
}

.material-card h3{
    font-size:19px;
}


/* =========================================================
   OBJECTIVE
   ========================================================= */

.objective{
    background:#fff;
}

.objective-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:25px;
}

.objective-grid article{
    padding:38px;
    border:1px solid var(--line);
    border-radius:24px;
    background:#fff;
    transition:.3s ease;
}

.objective-grid article:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow);
}

.objective-grid span{
    display:inline-flex;
    color:var(--blue);
    font-size:13px;
    font-weight:800;
    margin-bottom:22px;
}

.objective-grid h3{
    margin-bottom:15px;
}

.objective-grid p{
    color:var(--muted);
}


/* =========================================================
   METHOD
   ========================================================= */

.method-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:15px;
}

.method-grid > div{
    padding:32px;
    min-height:190px;
    border:1px solid rgba(255,255,255,.1);
    border-radius:22px;
    background:rgba(255,255,255,.05);
}

.method-grid b{
    display:block;
    color:#55bdff;
    margin-bottom:35px;
}

.method-grid strong{
    display:block;
    font-family:"Poppins",sans-serif;
    font-size:20px;
}


/* =========================================================
   REQUIREMENT
   ========================================================= */

.requirement-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:15px;
}

.requirement-grid > div{
    display:flex;
    align-items:flex-start;
    gap:20px;
    padding:28px;
    border:1px solid var(--line);
    border-radius:20px;
    background:#fff;
}

.requirement-grid .full{
    grid-column:1/-1;
}

.requirement-grid span{
    display:grid;
    place-items:center;
    width:38px;
    height:38px;
    flex:0 0 38px;
    border-radius:50%;
    background:#e8f5ff;
    color:var(--blue);
    font-size:12px;
    font-weight:800;
}

.requirement-grid p{
    color:var(--muted);
}


/* =========================================================
   INVESTMENT
   ========================================================= */

.investment{
    padding:100px 0;
    background:
        radial-gradient(
            circle at 80% 20%,
            rgba(0,135,235,.15),
            transparent 30%
        ),
        #eef6fd;
}

.investment-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:80px;
    align-items:center;
}

.investment h2{
    color:var(--blue);
    font-size:70px;
    margin:5px 0;
}

.investment p{
    color:var(--muted);
    margin-bottom:28px;
}

.included{
    padding:35px;
    border-radius:25px;
    background:#fff;
    border:1px solid #dfeaf4;
    box-shadow:var(--shadow);
}

.included h3{
    margin-bottom:20px;
}

.included div{
    display:flex;
    align-items:center;
    gap:12px;
    padding:11px 0;
    border-bottom:1px solid #edf1f5;
    color:#526073;
}

.included div:last-child{
    border-bottom:0;
}

.included span{
    color:var(--blue);
    font-weight:900;
}


/* =========================================================
   INSTRUCTOR
   ========================================================= */

.instructor-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:80px;
    align-items:center;
}

.instructor-grid p{
    color:var(--muted);
    font-size:20px;
}


/* =========================================================
   SCHEDULE
   ========================================================= */

.schedule{
    padding:120px 0;
    background:#f5f9fd;
}

.schedule-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:12px;
}

.schedule-grid div{
    padding:18px;
    text-align:center;
    border:1px solid #dfe8f0;
    border-radius:14px;
    background:#fff;
    font-weight:700;
    font-size:14px;
    color:#465367;
    transition:.25s ease;
}

.schedule-grid div:hover{
    background:var(--blue);
    color:#fff;
    border-color:var(--blue);
    transform:translateY(-3px);
}


/* =========================================================
   FAQ
   ========================================================= */

.faq-list{
    max-width:900px;
}

.faq-item{
    border-bottom:1px solid var(--line);
}

.faq-item button{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
    padding:25px 0;
    border:0;
    background:none;
    text-align:left;
    cursor:pointer;
    font-family:"Poppins",sans-serif;
    font-size:19px;
    font-weight:700;
    color:var(--text);
}

.faq-item button b{
    color:var(--blue);
    font-size:28px;
    transition:.3s ease;
}

.answer{
    max-height:0;
    overflow:hidden;
    transition:max-height .4s ease;
}

.answer p{
    color:var(--muted);
    padding:0 45px 25px 0;
}

.faq-item.active button b{
    transform:rotate(45deg);
}


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

.cta{
    position:relative;
    min-height:620px;
    display:flex;
    align-items:center;
    overflow:hidden;
}

.cta-bg{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
}

.cta-overlay{
    position:absolute;
    inset:0;
    background:
        linear-gradient(
            90deg,
            rgba(1,12,27,.96),
            rgba(1,19,39,.82),
            rgba(1,19,39,.55)
        );
}

.cta-content{
    position:relative;
    z-index:2;
    color:#fff;
}

.cta-content h2{
    max-width:850px;
    font-size:clamp(42px,5vw,70px);
    margin-bottom:22px;
}

.cta-content h2 span{
    color:#5bc1ff;
}

.cta-content p{
    max-width:700px;
    color:rgba(255,255,255,.72);
    margin-bottom:30px;
}


/* =========================================================
   FLOATING WHATSAPP
   ========================================================= */

.floating-wa{
    position:fixed;
    right:24px;
    bottom:24px;
    z-index:999;
    width:58px;
    height:58px;
    display:grid;
    place-items:center;
    border-radius:50%;
    background:#159447;
    box-shadow:0 12px 30px rgba(0,0,0,.25);
    transition:.3s ease;
}

.floating-wa:hover{
    transform:translateY(-5px) scale(1.04);
}

.floating-wa svg{
    width:28px;
    height:28px;
    fill:#fff;
}


/* =========================================================
   SCROLL ANIMATION
   ========================================================= */

.reveal{
    opacity:0;
    transform:translateY(35px);
    transition:
        opacity .8s ease,
        transform .8s ease;
}

.reveal.show{
    opacity:1;
    transform:translateY(0);
}


/* =========================================================
   RESPONSIVE TABLET
   ========================================================= */

@media(max-width:1000px){

    .container{
        width:min(100% - 40px,900px);
    }

    .hero{
        min-height:auto;
    }

    .hero-container{
        grid-template-columns:1fr;
        padding:100px 0;
    }

    .hero-info{
        max-width:600px;
    }

    .trust-grid{
        grid-template-columns:repeat(2,1fr);
    }

    .trust-grid > div:nth-child(2){
        border-right:0;
    }

    .trust-grid > div{
        border-bottom:1px solid var(--line);
    }

    .intro-grid{
        grid-template-columns:1fr;
        gap:50px;
    }

    .image-wrap img{
        height:500px;
    }

    .class-grid{
        grid-template-columns:1fr;
    }

    .material-grid{
        grid-template-columns:repeat(2,1fr);
    }

    .objective-grid{
        grid-template-columns:1fr;
    }

    .method-grid{
        grid-template-columns:repeat(2,1fr);
    }

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

    .instructor-grid{
        grid-template-columns:1fr;
        gap:25px;
    }

    .schedule-grid{
        grid-template-columns:repeat(3,1fr);
    }

}


/* =========================================================
   MOBILE
   ========================================================= */

@media(max-width:650px){

    body{
        font-size:16px;
    }

    p{
        font-size:16px;
    }

    .container{
        width:calc(100% - 32px);
    }

    .section,
    .dark-section,
    .material-section,
    .schedule{
        padding:80px 0;
    }

    h1{
        font-size:43px;
        letter-spacing:-1.8px;
    }

    h2{
        font-size:36px;
    }

    .hero-container{
        padding:80px 0;
        gap:45px;
    }

    .hero-content p{
        font-size:17px;
    }

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

    .hero-actions .btn{
        width:100%;
    }

    .hero-info{
        padding:28px;
    }

    .price{
        font-size:46px;
    }

    .info-row{
        flex-direction:column;
        gap:3px;
    }

    .info-row strong{
        text-align:left;
    }

    .trust-grid{
        grid-template-columns:1fr 1fr;
    }

    .trust-grid > div{
        padding:22px 10px;
    }

    .trust strong{
        font-size:18px;
    }

    .image-wrap img{
        height:390px;
    }

    .crane-grid{
        grid-template-columns:1fr;
    }

    .crane-card{
        padding:30px;
    }

    .background-box{
        grid-template-columns:1fr;
        padding:30px;
        gap:30px;
    }

    .background-icon{
        width:100px;
        height:100px;
        border-radius:25px;
        font-size:28px;
    }

    .material-grid{
        grid-template-columns:1fr;
    }

    .method-grid{
        grid-template-columns:1fr;
    }

    .requirement-grid{
        grid-template-columns:1fr;
    }

    .requirement-grid .full{
        grid-column:auto;
    }

    .investment h2{
        font-size:52px;
    }

    .schedule-grid{
        grid-template-columns:repeat(2,1fr);
    }

    .schedule-grid div{
        padding:15px 8px;
        font-size:13px;
    }

    .faq-item button{
        font-size:16px;
    }

    .cta{
        min-height:550px;
    }

    .cta-content h2{
        font-size:42px;
    }

    .floating-wa{
        width:54px;
        height:54px;
        right:18px;
        bottom:18px;
    }

}