/* =========================================================
   GLOBAL
========================================================= */
body {
    background: #f4f7f6;
    color: #263238;
    font-family: "Segoe UI", Arial, sans-serif;
}

.card {
    border: 0;
    border-radius: 16px;
    background: #fff;
}


/* =========================================================
   NAVBAR
========================================================= */
.navbar-custom {
    background: linear-gradient(135deg, #087f5b, #05603f);
    min-height: 70px;
}

.navbar-brand {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: .2px;
}

.brand-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(255, 255, 255, .15);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
}

.btn-admin {
    border-radius: 30px;
    padding: 7px 18px;
    font-weight: 600;
}


/* =========================================================
   HERO
========================================================= */
.hero-modern {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    padding: 50px 25px;
    color: #fff;

    background:
        radial-gradient(circle at top right,
            rgba(255, 255, 255, .15),
            transparent 35%),
        linear-gradient(135deg, #198754, #157347);

    box-shadow: 0 15px 40px rgba(0, 0, 0, .10);
}

.hero-modern::before {
    content: "";
    position: absolute;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .05);
    right: -100px;
    bottom: -120px;
}

.hero-modern::after {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .04);
    left: -90px;
    top: -90px;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-logo {
    width: 205px;
    height: 205px;
    object-fit: contain;
    display: block;
    margin: 0 auto 18px;
    filter: drop-shadow(0 8px 15px rgba(0, 0, 0, .20));
}

.hero-title {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 4px;
}

.hero-subtitle {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.hero-description {
    max-width: 650px;
    margin: auto;
    opacity: .88;
}


/* =========================================================
   STATISTIC
========================================================= */
.stat-card {
    background: #fff;
    border-radius: 16px;
    padding: 18px;
    box-shadow: 0 7px 25px rgba(0, 0, 0, .06);
    border: 1px solid #edf1ef;
    height: 100%;
    transition: .25s;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, .09);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: #e8f7f1;
    color: #087f5b;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    float: left;
    margin-right: 13px;
}

.stat-number {
    font-size: 21px;
    font-weight: 800;
    line-height: 1.2;
}

.stat-label {
    color: #78909c;
    font-size: 12px;
}


/* =========================================================
   SELECTOR / FILTER
========================================================= */
.selector-card {
    border: 0;
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 10px 35px rgba(0, 0, 0, .07);
    overflow: hidden;
}

.selector-header {
    padding: 22px 25px;
    border-bottom: 1px solid #edf1ef;
}

.selector-title {
    font-weight: 800;
    font-size: 18px;
    margin: 0;
}

.selector-subtitle {
    color: #90a4ae;
    font-size: 13px;
}

.selector-body {
    padding: 25px;
}

.form-label {
    font-size: 13px;
    font-weight: 700;
    color: #455a64;
}

.form-control {
    min-height: 42px;
    border-radius: 12px;
    border: 1px solid #dfe7e4;
}

.modern-select {
    height: 48px;
    border-radius: 12px;
    border: 1px solid #dfe7e4;
    padding-left: 15px;
    transition: .2s;
}

.modern-select:focus,
.form-control:focus {
    border-color: #087f5b;
    box-shadow: 0 0 0 .15rem rgba(8, 127, 91, .12);
}


/* =========================================================
   BUTTON PLAY
========================================================= */
.btn-play {
    height: 48px;
    border: 0;
    border-radius: 12px;
    font-weight: 800;
    letter-spacing: .3px;

    background: linear-gradient(135deg, #198754, #157347);
    box-shadow: 0 8px 18px rgba(8, 127, 91, .22);

    transition: .25s;
}

.btn-play:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(8, 127, 91, .30);
}


/* =========================================================
   SECTION TITLE
========================================================= */
.section-title {
    font-size: 20px;
    font-weight: 800;
}

.section-title i {
    color: #087f5b;
}

.section-line {
    height: 3px;
    width: 45px;
    background: #087f5b;
    border-radius: 10px;
    margin-top: 6px;
}


/* =========================================================
   VIDEO CARD
========================================================= */
.video-card {
    border: 0;
    border-radius: 17px;
    background: #fff;
    overflow: hidden;
    height: 100%;

    box-shadow: 0 7px 25px rgba(0, 0, 0, .055);

    transition: .25s;
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, .10);
}

.video-cover {
    height: 125px;

    background:
        linear-gradient(135deg,
            #198754,
            #064e3b);

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

    color: rgba(255, 255, 255, .9);

    position: relative;
}

.video-cover i {
    font-size: 43px;
    opacity: .9;
}

.video-badge {
    position: absolute;
    top: 12px;
    left: 12px;

    background: rgba(255, 255, 255, .92);
    color: #087f5b;

    font-size: 10px;
    font-weight: 800;

    padding: 5px 9px;
    border-radius: 20px;
}

.video-body {
    padding: 17px;
}

.video-title {
    font-weight: 750;
    font-size: 15px;
    line-height: 1.45;
    margin-bottom: 10px;
}

.speaker {
    color: #607d8b;
    font-size: 12px;
    margin-bottom: 9px;
}

.video-meta {
    color: #90a4ae;
    font-size: 11px;
}


/* =========================================================
   VIDEO WRAPPER / YOUTUBE
========================================================= */
.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    background: #000;
}

.video-wrapper iframe {
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    border: 0;
}


/* =========================================================
   MODAL
========================================================= */
.modal-content {
    border: 0;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 20px 70px rgba(0, 0, 0, .25);
}

.modal-header {
    border-bottom: 1px solid #edf1ef;
    padding: 16px 20px;
}

.modal-title {
    font-weight: 700;
}


/* =========================================================
   FOOTER
========================================================= */
.footer {
    margin-top: 45px;
    padding: 25px 0;

    background: #063f30;
    color: rgba(255, 255, 255, .75);

    font-size: 12px;
}


/* =========================================================
   RESPONSIVE / MOBILE
========================================================= */
@media (max-width: 767px) {

    .navbar-custom {
        min-height: 60px;
    }

    .navbar-brand {
        font-size: 16px;
    }

    .hero-modern {
        padding: 38px 18px;
        border-radius: 18px;
    }

    .hero-title {
        font-size: 24px;
    }

    .hero-subtitle {
        font-size: 14px;
        letter-spacing: 1.5px;
    }

    .hero-description {
        font-size: 13px;
    }

    .hero-logo {
        width: 95px;
        height: 95px;
    }

    .selector-body {
        padding: 18px;
    }

    .selector-header {
        padding: 18px;
    }

    .stat-card {
        margin-bottom: 10px;
    }

    .video-cover {
        height: 110px;
    }

    .video-title {
        font-size: 14px;
    }
}