/* =========================================================
   GLOBAL
========================================================= */

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

html{
    scroll-behavior:smooth;
}

body{
    font-family:"Inter",sans-serif;
    color:#16253b;
    background:#f7f9fc;
    line-height:1.8;
    overflow-x:hidden;
}

a{
    text-decoration:none;
}

button{
    font-family:inherit;
}

.container{
    width:min(1180px,92%);
    margin:auto;
}

.section{
    padding:110px 0;
}

h1,
h2,
h3{
    font-family:"Plus Jakarta Sans",sans-serif;
    line-height:1.25;
}

p{
    font-size:17px;
    color:#5c6879;
}


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

.oplb3-hero{

    position:relative;

    min-height:750px;

    display:flex;
    align-items:center;

    overflow:hidden;

    background:

        radial-gradient(
            circle at 85% 20%,
            rgba(0,174,255,.20),
            transparent 30%
        ),

        radial-gradient(
            circle at 15% 80%,
            rgba(25,108,255,.14),
            transparent 32%
        ),

        linear-gradient(
            135deg,
            #06172d 0%,
            #082a4d 50%,
            #041323 100%
        );

}

.hero-glow{

    position:absolute;

    border-radius:50%;

    filter:blur(40px);

    pointer-events:none;

}

.hero-glow-one{

    width:420px;
    height:420px;

    right:-180px;
    top:-120px;

    background:
        rgba(26,154,255,.16);

}

.hero-glow-two{

    width:320px;
    height:320px;

    left:-150px;
    bottom:-150px;

    background:
        rgba(0,212,255,.10);

}

.hero-content{

    position:relative;

    z-index:2;

    max-width:900px;

    padding:100px 0;

}

.hero-badge{

    display:inline-flex;

    align-items:center;

    gap:10px;

    padding:10px 18px;

    margin-bottom:28px;

    border:
        1px solid
        rgba(255,255,255,.16);

    border-radius:50px;

    background:
        rgba(255,255,255,.07);

    color:#8edaff;

    font-size:14px;

    font-weight:800;

    letter-spacing:1px;

}

.badge-dot{

    width:9px;
    height:9px;

    border-radius:50%;

    background:#38c9ff;

    box-shadow:
        0 0 15px
        rgba(56,201,255,.9);

}

.hero-content h1{

    color:#fff;

    font-size:
        clamp(43px,6vw,72px);

    letter-spacing:-2.5px;

    margin-bottom:27px;

}

.hero-content h1 strong{

    display:block;

    color:#5fc9ff;

}

.hero-description{

    max-width:800px;

    color:#d4e1ef;

    font-size:20px;

    line-height:1.85;

}

.hero-buttons{

    display:flex;

    flex-wrap:wrap;

    gap:15px;

    margin-top:38px;

}

.btn{

    display:inline-flex;

    align-items:center;

    justify-content:center;

    min-height:56px;

    padding:0 28px;

    border-radius:12px;

    font-size:16px;

    font-weight:800;

    transition:.3s ease;

}

.btn-primary{

    color:#fff;

    background:#1288f5;

    box-shadow:
        0 15px 35px
        rgba(18,136,245,.25);

}

.btn-primary:hover{

    transform:translateY(-3px);

    background:#0877dd;

}

.btn-light{

    color:#fff;

    border:
        1px solid
        rgba(255,255,255,.22);

    background:
        rgba(255,255,255,.06);

}

.btn-light:hover{

    background:#fff;

    color:#10233c;

}

.hero-information{

    display:grid;

    grid-template-columns:
        repeat(3,1fr);

    gap:15px;

    max-width:800px;

    margin-top:60px;

}

.hero-info-item{

    padding:20px;

    border:
        1px solid
        rgba(255,255,255,.11);

    border-radius:16px;

    background:
        rgba(255,255,255,.055);

    backdrop-filter:
        blur(12px);

}

.hero-info-item span{

    display:block;

    color:#87a2bd;

    font-size:12px;

    font-weight:700;

    letter-spacing:1px;

}

.hero-info-item strong{

    display:block;

    margin-top:4px;

    color:#fff;

    font-size:17px;

}


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

.eyebrow{

    display:inline-block;

    margin-bottom:15px;

    color:#087fe8;

    font-size:14px;

    font-weight:800;

    text-transform:uppercase;

    letter-spacing:1.6px;

}

.section-heading h2,
.section-title-center h2{

    color:#10213a;

    font-size:
        clamp(34px,4vw,50px);

    letter-spacing:-1.3px;

    margin-bottom:20px;

}

.section-heading p{

    margin-bottom:18px;

}

.section-title-center{

    max-width:800px;

    margin:0 auto 55px;

    text-align:center;

}

.section-title-center p{

    font-size:18px;

}


/* =========================================================
   TWO COLUMN
========================================================= */

.two-column{

    display:grid;

    grid-template-columns:
        1fr 1fr;

    gap:70px;

    align-items:center;

}


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

.intro-section{

    background:#fff;

}

.glass-card{

    padding:45px;

    border-radius:28px;

    background:

        linear-gradient(
            145deg,
            #ffffff,
            #eef6ff
        );

    border:
        1px solid
        #dfe9f5;

    box-shadow:
        0 30px 80px
        rgba(16,55,94,.09);

}

.card-icon{

    width:65px;
    height:65px;

    display:flex;

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

    margin-bottom:25px;

    border-radius:18px;

    color:#fff;

    background:
        linear-gradient(
            135deg,
            #087fe8,
            #32c5ff
        );

    font-weight:800;

    box-shadow:
        0 12px 30px
        rgba(8,127,232,.22);

}

.glass-card h3{

    font-size:25px;

    color:#10213a;

    margin-bottom:12px;

}

.check-list{

    display:grid;

    gap:14px;

    margin-top:25px;

}

.check-list li{

    display:flex;

    align-items:flex-start;

    gap:12px;

    list-style:none;

    color:#536174;

    font-size:16px;

}

.check-list li::before{

    content:"✓";

    flex:none;

    width:27px;
    height:27px;

    display:flex;

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

    border-radius:50%;

    color:#087fe8;

    background:#e5f3ff;

    font-weight:800;

}


/* =========================================================
   COMPETENCY
========================================================= */

.competency-section{

    background:#f5f8fc;

}

.competency-grid{

    display:grid;

    grid-template-columns:
        repeat(2,1fr);

    gap:20px;

}

.competency-card{

    display:flex;

    gap:22px;

    align-items:flex-start;

    padding:30px;

    border:
        1px solid
        #e1e9f2;

    border-radius:20px;

    background:#fff;

    transition:.3s ease;

}

.competency-card:hover{

    transform:translateY(-5px);

    box-shadow:
        0 20px 50px
        rgba(17,59,98,.08);

}

.competency-number{

    flex:none;

    width:48px;
    height:48px;

    display:flex;

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

    border-radius:14px;

    color:#087fe8;

    background:#e9f5ff;

    font-weight:800;

}

.competency-card small{

    display:block;

    margin-bottom:7px;

    color:#1688ee;

    font-size:13px;

    font-weight:700;

}

.competency-card h3{

    font-size:19px;

    color:#14263e;

}


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

.schedule-section{

    background:#fff;

}

.schedule-grid{

    display:grid;

    grid-template-columns:
        repeat(4,1fr);

    gap:16px;

}

.schedule-card{

    position:relative;

    padding:25px;

    border:
        1px solid
        #e1e9f2;

    border-radius:18px;

    background:#fff;

    box-shadow:
        0 12px 35px
        rgba(15,49,83,.05);

    transition:.3s ease;

}

.schedule-card:hover{

    transform:translateY(-5px);

    border-color:#abd5f7;

    box-shadow:
        0 20px 45px
        rgba(15,79,126,.10);

}

.schedule-card span{

    display:block;

    color:#087fe8;

    font-size:12px;

    font-weight:800;

    letter-spacing:1px;

}

.schedule-card strong{

    display:block;

    margin:7px 0;

    color:#10233d;

    font-family:
        "Plus Jakarta Sans",
        sans-serif;

    font-size:19px;

}

.schedule-card small{

    color:#78869a;

    font-size:14px;

}

.schedule-card.closed{

    opacity:.55;

}

.schedule-card.closed::after{

    content:"SELESAI";

    position:absolute;

    top:15px;
    right:15px;

    padding:4px 8px;

    border-radius:30px;

    color:#a23838;

    background:#ffeded;

    font-size:10px;

    font-weight:800;

}


/* =========================================================
   BACKGROUND SECTION
========================================================= */

.background-section{

    background:#f5f8fc;

}

.background-layout{

    display:grid;

    grid-template-columns:
        .9fr 1.1fr;

    gap:70px;

    align-items:stretch;

}

.background-image{

    min-height:570px;

    border-radius:30px;

    overflow:hidden;

    position:relative;

    background:

        linear-gradient(
            135deg,
            rgba(4,29,55,.35),
            rgba(4,94,145,.30)
        ),

        url("https://betracomtraining.com/wp-content/uploads/2025/03/LIMBAH-B3.jpg")
        center/cover no-repeat;

    box-shadow:
        0 30px 70px
        rgba(14,48,81,.12);

}

.image-overlay{

    position:absolute;

    left:30px;
    right:30px;
    bottom:30px;

    padding:28px;

    border-radius:20px;

    background:
        rgba(5,27,50,.75);

    backdrop-filter:
        blur(12px);

}

.image-overlay span{

    display:block;

    color:#6dd4ff;

    font-size:15px;

    font-weight:800;

}

.image-overlay strong{

    display:block;

    margin-top:8px;

    color:#fff;

    font-family:
        "Plus Jakarta Sans",
        sans-serif;

    font-size:24px;

}

.background-content{

    align-self:center;

}

.background-content h2{

    color:#10213a;

    font-size:
        clamp(34px,4vw,48px);

    margin-bottom:22px;

}

.background-content p{

    margin-bottom:18px;

}

.highlight-box{

    margin-top:25px;

    padding:25px;

    border-left:
        4px solid
        #138af5;

    border-radius:
        0 15px 15px 0;

    background:#fff;

    box-shadow:
        0 15px 40px
        rgba(13,52,88,.06);

}

.highlight-box strong{

    color:#33445a;

    font-size:17px;

}


/* =========================================================
   CHARACTERISTICS
========================================================= */

.characteristics-section{

    background:#fff;

}

.characteristics-grid{

    display:grid;

    grid-template-columns:
        repeat(3,1fr);

    gap:20px;

}

.characteristic-card{

    padding:30px;

    border:
        1px solid
        #e2eaf3;

    border-radius:20px;

    background:#f9fbfe;

    transition:.3s ease;

}

.characteristic-card:hover{

    transform:translateY(-5px);

    background:#fff;

    box-shadow:
        0 20px 50px
        rgba(16,57,96,.07);

}

.characteristic-card span{

    display:block;

    margin-bottom:18px;

    color:#1688f5;

    font-weight:800;

}

.characteristic-card h3{

    margin-bottom:9px;

    font-size:20px;

    color:#10233c;

}

.characteristic-card p{

    font-size:16px;

}


/* =========================================================
   PURPOSE
========================================================= */

.purpose-section{

    background:#f5f8fc;

}

.purpose-grid{

    display:grid;

    grid-template-columns:
        repeat(3,1fr);

    gap:20px;

}

.purpose-card{

    padding:30px;

    border-radius:20px;

    background:#fff;

    border:
        1px solid
        #e1e9f2;

}

.purpose-card span{

    display:flex;

    width:43px;
    height:43px;

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

    margin-bottom:20px;

    border-radius:12px;

    color:#087fe8;

    background:#e8f4ff;

    font-weight:800;

}

.purpose-card h3{

    margin-bottom:10px;

    font-size:20px;

}

.purpose-card p{

    font-size:16px;

}


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

.requirement-section{

    background:#fff;

}

.requirements-list{

    display:grid;

    gap:15px;

}

.requirement-item{

    display:flex;

    gap:20px;

    align-items:flex-start;

    padding:25px;

    border-radius:18px;

    background:#f6f9fd;

    border:
        1px solid
        #e2eaf3;

}

.requirement-item > span{

    flex:none;

    width:40px;
    height:40px;

    display:flex;

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

    border-radius:11px;

    color:#087fe8;

    background:#e6f3ff;

    font-weight:800;

}

.requirement-item p{

    font-size:16px;

}


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

.method-section{

    background:#f5f8fc;

}

.method-grid{

    display:grid;

    grid-template-columns:
        repeat(2,1fr);

    gap:25px;

    max-width:900px;

    margin:auto;

}

.method-card{

    padding:40px;

    text-align:center;

    border-radius:25px;

    background:#fff;

    border:
        1px solid
        #e0e8f2;

}

.method-icon{

    width:60px;
    height:60px;

    display:flex;

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

    margin:0 auto 20px;

    border-radius:18px;

    color:#fff;

    background:
        linear-gradient(
            135deg,
            #087fe8,
            #35c4ff
        );

    font-weight:800;

}

.method-card h3{

    font-size:23px;

    margin-bottom:10px;

}


/* =========================================================
   DOCUMENT
========================================================= */

.document-section{

    background:#fff;

}

.document-grid{

    display:grid;

    grid-template-columns:
        repeat(4,1fr);

    gap:18px;

}

.document-item{

    padding:25px;

    border:
        1px solid
        #e1e9f2;

    border-radius:18px;

    background:#f9fbfe;

}

.document-item span{

    display:block;

    margin-bottom:14px;

    color:#087fe8;

    font-weight:800;

}

.document-item strong{

    display:block;

    margin-bottom:6px;

    color:#15273f;

    font-size:17px;

}

.document-item p{

    font-size:14px;

}


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

.investment-section{

    padding:100px 0;

    background:
        linear-gradient(
            135deg,
            #06182d,
            #0a3760
        );

}

.investment-box{

    display:flex;

    align-items:center;

    justify-content:space-between;

    gap:50px;

}

.investment-box h2{

    color:#fff;

    font-size:
        clamp(35px,4vw,50px);

    margin-bottom:15px;

}

.investment-box p{

    max-width:650px;

    color:#c8d8e9;

}

.price-box{

    flex:none;

    min-width:330px;

    padding:35px;

    text-align:center;

    border:
        1px solid
        rgba(255,255,255,.13);

    border-radius:25px;

    background:
        rgba(255,255,255,.07);

    backdrop-filter:blur(15px);

}

.price-box span{

    display:block;

    color:#91abc4;

    font-size:14px;

}

.price-box strong{

    display:block;

    margin:8px 0;

    color:#68d3ff;

    font-family:
        "Plus Jakarta Sans",
        sans-serif;

    font-size:38px;

}

.price-box small{

    color:#b6c8da;

}


/* =========================================================
   INCLUDED
========================================================= */

.included-section{

    background:#fff;

}

.included-grid{

    display:grid;

    grid-template-columns:
        repeat(3,1fr);

    gap:20px;

}

.included-card{

    padding:30px;

    border-radius:20px;

    border:
        1px solid
        #e1e9f2;

}

.included-card > span{

    display:flex;

    width:40px;
    height:40px;

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

    margin-bottom:18px;

    border-radius:50%;

    color:#16884f;

    background:#e6f8ef;

    font-weight:800;

}

.included-card h3{

    margin-bottom:8px;

    font-size:20px;

}


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

.cta-section{

    position:relative;

    padding:120px 0;

    overflow:hidden;

    background:

        radial-gradient(
            circle at 50% 0%,
            rgba(28,158,255,.16),
            transparent 35%
        ),

        linear-gradient(
            135deg,
            #06172d,
            #0a3158
        );

}

.cta-glow{

    position:absolute;

    width:500px;
    height:500px;

    left:50%;
    top:-350px;

    transform:
        translateX(-50%);

    border-radius:50%;

    background:
        rgba(35,157,255,.10);

    filter:blur(30px);

}

.cta-content{

    position:relative;

    z-index:2;

    max-width:850px;

    margin:auto;

    text-align:center;

}

.cta-content h2{

    color:#fff;

    font-size:
        clamp(36px,5vw,55px);

    margin-bottom:20px;

}

.cta-content p{

    color:#c8d7e8;

    font-size:18px;

}

.cta-buttons{

    display:flex;

    justify-content:center;

    flex-wrap:wrap;

    gap:15px;

    margin-top:35px;

}

.contact-details{

    display:flex;

    justify-content:center;

    flex-wrap:wrap;

    gap:20px;

    margin-top:45px;

}

.contact-details div{

    padding:17px 22px;

    border:
        1px solid
        rgba(255,255,255,.11);

    border-radius:14px;

    background:
        rgba(255,255,255,.05);

}

.contact-details span{

    display:block;

    color:#89a2bc;

    font-size:12px;

}

.contact-details strong{

    color:#fff;

}


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

.faq-section{

    background:#fff;

}

.faq-wrapper{

    max-width:900px;

    margin:auto;

}

.faq-item{

    border-bottom:
        1px solid
        #e1e8f0;

}

.faq-question{

    width:100%;

    display:flex;

    justify-content:space-between;

    align-items:center;

    padding:25px 0;

    border:0;

    background:none;

    cursor:pointer;

    text-align:left;

    color:#12243c;

    font-family:
        "Plus Jakarta Sans",
        sans-serif;

    font-size:18px;

    font-weight:700;

}

.faq-question span{

    color:#087fe8;

    font-size:26px;

    transition:.3s ease;

}

.faq-answer{

    display:none;

    padding:
        0 45px
        25px 0;

}

.faq-answer p{

    font-size:17px;

}

.faq-item.active
.faq-answer{

    display:block;

}

.faq-item.active
.faq-question span{

    transform:rotate(45deg);

}


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

@media(max-width:1000px){

    .schedule-grid{

        grid-template-columns:
            repeat(3,1fr);

    }

    .document-grid{

        grid-template-columns:
            repeat(2,1fr);

    }

    .characteristics-grid{

        grid-template-columns:
            repeat(2,1fr);

    }

    .purpose-grid{

        grid-template-columns:
            repeat(2,1fr);

    }

}


@media(max-width:800px){

    .two-column,
    .background-layout{

        grid-template-columns:1fr;

    }

    .competency-grid{

        grid-template-columns:1fr;

    }

    .background-image{

        min-height:450px;

    }

    .investment-box{

        flex-direction:column;

        align-items:flex-start;

    }

    .price-box{

        width:100%;

    }

    .included-grid{

        grid-template-columns:
            repeat(2,1fr);

    }

}


@media(max-width:600px){

    .section{

        padding:75px 0;

    }

    .oplb3-hero{

        min-height:auto;

    }

    .hero-content{

        padding:75px 0;

    }

    .hero-content h1{

        font-size:42px;

        letter-spacing:-1.5px;

    }

    .hero-description{

        font-size:17px;

    }

    .hero-buttons{

        flex-direction:column;

    }

    .btn{

        width:100%;

    }

    .hero-information{

        grid-template-columns:1fr;

    }

    .glass-card{

        padding:30px 25px;

    }

    .schedule-grid,
    .characteristics-grid,
    .purpose-grid,
    .document-grid,
    .included-grid{

        grid-template-columns:1fr;

    }

    .method-grid{

        grid-template-columns:1fr;

    }

    .background-image{

        min-height:380px;

    }

    .investment-box h2{

        font-size:35px;

    }

    .price-box strong{

        font-size:31px;

    }

    .contact-details{

        flex-direction:column;

    }

}