@font-face {
    font-family: 'FCMinimal';
    src: url('../fonts/FC Minimal Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'FCMinimalBold';
    src: url('../fonts/FC Minimal Bold.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'FCMinimalItalic';
    src: url('/assets/fonts/FC Minimal Italic.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'FCMinimalBoldItalic';
    src: url('/assets/fonts/FC Minimal Bold Italic.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}


:root {
    --primary-color: #00796D;
    --primary-color200: #006157;
    --primary-color400: #004941;
    --primary-color600: #00302C;
    --primary-color800: #001816;
    --primary-color20: #33948A;
    --primary-color40: #66AFA7;
    --primary-color80: #CCE4E2;

    --secondary-color: #EC540B;

    --orange500: #FA6F15;
    --orange300: #FEB873;

    --gray: #737C80;
    --dark-bg: #1a1a1a;
    --dark: #1a1a1a;
    --white: #FFF;


    --light-bg: #f8f9fa;
    --gray-800: #2F3132;
    --bs-body-font-size: 1.2rem;

    --dept1-color: #F4D930;
    --dept2-color: #F36E21;
    --dept3-color: #DC6C90;
    --dept4-color: #613322;
    --dept5-color: #828F96;
    --dept6-color: #712C7D;
    --dept7-color: #79C4CB;
    --dept8-color: #113F64;
    --dept9-color: #5C79A2;
    --dept10-color: #C8242B;
    --dept11-color: #900A17;
    --dept12-color: #EEA21F;
    --dept13-color: #66723C;
    --dept14-color: #E3DBC9;
    --dept15-color: #0B9444;

    --dept16-color: #33948A;
    --dept17-color: #9C27B0;
    --dept18-color: #C62828;
    --dept19-color: #FFD54F;

}

body {
    font-family: 'FCMinimal', 'Helvetica Neue', Arial, sans-serif;
}

h4 {
    font-size: 1.5rem;
    font-weight: bold;
}

.container-faculty {
    max-width: 750px;
}

.bg-dark {
    background-color: var(--dark-bg) !important;
}

/* Header Styles */
.top-header {
    background-color: var(--light-bg);
    border-bottom: 1px solid #dee2e6;
    padding: 4px 0;
}

.top-header .navbar-brand {
    color: var(--gray-800);
    font-weight: 600;
    font-size: 1.5rem;
}

.top-header .navbar-brand i {
    color: var(--secondary-color);
    margin-right: 8px;
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 420px;
    background: linear-gradient(rgb(40 40 40 / 64%), rgba(0, 0, 0, 0.267)), url('../images/SUSICTAS_LAndingPage_Banner_Image.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    display: flex;
    align-items: center;
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.hero-date {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}


/* .hero-section {
    height: 100vh;
    position: relative;
}

.hero-slide {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}
  */

/* overlay ดำบาง ๆ ให้อ่านตัวอักษรง่าย */
.hero-slide::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
}

/* เนื้อหาอยู่เหนือ overlay */
.hero-content {
    position: relative;
    max-width: 650px;
}

.hero-content h1 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero-date {
    font-size: 1.2rem;
    margin: 20px 0;
}

.btn-read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    border-bottom: 2px solid #fff;
    text-decoration: none;
    padding-bottom: 4px;
}



.btn-read-more {
    background-color: transparent;
    border: 2px solid white;
    color: white;
    padding: 10px 30px;
    border-radius: 5px;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-read-more:hover {
    background-color: white;
    color: var(--primary-color);
}

.carousel-indicators {
    bottom: 20px;
}

/* Conference Section */
.conference-section {
    padding: 32px 0 0 0;
    background-color: white;
}

.section-title {
    color: var(--gray-800);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.conference-banner {
    background-color: var(--dark-bg);
    color: white;
    padding: 20px 30px;
    text-align: right;
    margin-bottom: 40px;
}

.conference-banner h2 {
    font-size: 2.4rem;
    font-weight: 700;
    font-family: FCMinimalBold;
    margin-bottom: 10px;
}

.conference-banner .date {
    font-size: 1.4rem;
    font-weight: bolder;
    margin-bottom: 0px;
}

.conference-image {
    width: 100%;
    height: auto;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.conference-description {
    color: #333;
    line-height: 1.4;
    text-align: justify;
}

/* Tracks Section */
.tracks-section {
    padding: 20px 0;
    background-color: var(--light-bg);
}

.track-badge {
    display: inline-block;
    padding: 2px 20px;
    margin: 4px 4px;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s;
}

.track-1 {
    background-color: var(--dept1-color);
    color: var(--dark);
}

.track-2 {
    background-color: var(--dept2-color);
    color: var(--white);
}

.track-2 {
    background-color: var(--dept2-color);
    color: var(--white);
}

.track-3 {
    background-color: var(--dept3-color);
    color: var(--white);
}

.track-4 {
    background-color: var(--dept4-color);
    color: var(--white);
}

.track-5 {
    background-color: var(--dept5-color);
    color: var(--white);
}

.track-6 {
    background-color: var(--dept6-color);
    color: var(--white);
}

.track-7 {
    background-color: var(--dept7-color);
    color: var(--white);
}

.track-8 {
    background-color: var(--dept8-color);
    color: var(--white);
}

.track-9 {
    background-color: var(--dept9-color);
    color: var(--white);
}

.track-10 {
    background-color: var(--dept10-color);
    color: var(--white);
}

.track-11 {
    background-color: var(--dept11-color);
    color: var(--white);
}

.track-12 {
    background-color: var(--dept12-color);
    color: var(--white);
}

.track-13 {
    background-color: var(--dept13-color);
    color: var(--white);
}

.track-14 {
    background-color: var(--dept14-color);
    color: var(--dark);
}

.track-15 {
    background-color: var(--dept15-color);
    color: var(--white);
}

.track-16 {
    background-color: var(--dept16-color);
    color: var(--white);
}

.track-17 {
    background-color: var(--dept17-color);
    color: var(--white);
}

.track-18 {
    background-color: var(--dept18-color);
    color: var(--white);
}

.track-19 {
    background-color: var(--dept19-color);
    color: var(--dark);
}


.track-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    /* color: white; */
}

/* Footer */
footer {
    background-color: var(--dark-bg);
    color: white;
    padding: 20px 0 20px;
}

footer h5 {
    color: white;
    font-weight: 600;
    margin-bottom: 20px;
}

footer p,
footer a {
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    line-height: 1.4rem;
}

footer a:hover {
    color: var(--primary-color20);
}

footer p {
    margin-bottom: 0.2rem;
}

footer p i {
    font-size: 0.8rem;
}


/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .conference-banner h2 {
        font-size: 1.5rem;
    }
}


.navbar {
    --bs-navbar-padding-x: 0;
    --bs-navbar-padding-y: 0rem;
}


a {
    color: var(--orange500);

}

.btn-orange {
    background-color: var(--orange500);
    color: var(--white);
    font-size: 1.2rem;
}

.btn-orange:hover {
    background-color: var(--orange300);
    color: var(--white);

}