/* =====================================================
   SDCI 2027 – IEEE + Subtle Modern Polish Theme
===================================================== */

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

:root{
    --primary-blue: #003B73;
    --secondary-blue: #0056A4;
    --accent-gold: #D4AF37;
    --light-bg: #F4F8FF;
    --text-dark: #1a1a1a;
}

body{
    margin:0;
    padding:0;
    font-family: 'Poppins', sans-serif;
    background:#ffffff;
    color: var(--text-dark);
	padding-top: 80px;
}

/* ================= NAVBAR ================= */

.custom-navbar{
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
    padding:14px 0;
    box-shadow:0 4px 15px rgba(0,0,0,0.08);
    z-index:999;
}

.navbar-brand{
    font-size:22px;
    font-weight:700;
    letter-spacing:1px;
    color:#fff !important;
}

.custom-navbar .nav-link{
    color:#fff !important;
    margin-left:22px;
    font-weight:500;
    position:relative;
    transition:0.3s;
}

/* Hover color */
.custom-navbar .nav-link:hover{
    color:var(--accent-gold) !important;
}

/* Underline animation */
.custom-navbar .nav-link::after{
    content:"";
    position:absolute;
    left:0;
    bottom:-6px;
    width:0%;
    height:2px;
    background:var(--accent-gold);
    transition:0.3s ease;
}

.custom-navbar .nav-link:hover::after{
    width:100%;
}

/* Remove default bootstrap arrow */
.dropdown-toggle::after{
    display:none !important;
}

/* Dropdown menu */
.dropdown-menu{
    border-radius:10px;
    border:none;
    padding:10px 0;
    margin-top:10px;
    box-shadow:0 8px 20px rgba(0,0,0,0.12);
}

.dropdown-item{
    padding:8px 25px;
    font-weight:500;
    transition:0.3s;
}

.dropdown-item:hover{
    background:var(--light-bg);
    color:var(--secondary-blue);
}

/* Hover dropdown (Desktop) */
@media (min-width: 992px){

.nav-item.dropdown{
    position: relative;
}

.nav-item.dropdown .dropdown-menu{
    display: block;
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    transition: all 0.25s ease;
    margin-top: 0;   /* IMPORTANT: remove gap */
}

.nav-item.dropdown:hover > .dropdown-menu{
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

}

/* ================= NAVBAR LOGO ================= */

.nav-logo{
    height:50px;
    width:auto;
}

/* Shrink effect */
.custom-navbar.shrink .nav-logo{
    height:32px;
}

/* Mobile menu */
@media(max-width:991px){

.navbar-collapse{
    background:var(--primary-blue);
    padding:20px;
    border-radius:10px;
}

.navbar-nav .nav-link{
    margin-left:0;
    padding:10px 0;
}
}

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

.hero-section{
    padding: 110px 0 90px 0;
    min-height:75vh;
    background:
        linear-gradient(rgba(0,40,90,0.85), rgba(0,60,120,0.85)),
        url('../images/banner.jpg') center/cover no-repeat;
}

/* ================= SECTION SPACING ================= */

.section-space{
    padding:80px 0;
}

/* ================= SECTION TITLE ================= */

.section-title{
    position: relative;
    text-align: center;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 35px;
}

.section-title::after{
    content:"";
    position:absolute;
    left:50%;
    transform:translateX(-50%);
    bottom:-10px;
    width:50px;
    height:3px;
    background: var(--accent-gold);
}

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

.btn-gradient{
    background:linear-gradient(45deg, var(--primary-blue), var(--secondary-blue));
    color:#fff;
    border:none;
    padding:10px 28px;
    border-radius:30px;
    transition:0.3s ease;
}

.btn-gradient:hover{
    background:var(--primary-blue);
    box-shadow:0 4px 12px rgba(0,0,0,0.15);
}

/* ================= COUNTDOWN ================= */

.countdown-section{
    background:var(--secondary-blue);
    padding:70px 0;
    color:#fff;
}

.count-box{
    background:#fff;
    color:var(--primary-blue);
    padding:25px;
    border-radius:12px;
    box-shadow:0 6px 18px rgba(0,0,0,0.1);
}

/* ================= ABOUT SECTION ================= */

.about-img{
    max-height:380px;
    object-fit:cover;
    width:100%;
    border-radius:12px;
    box-shadow:0 10px 25px rgba(0,0,0,0.08);
}

.bullet-list{
    padding-left:20px;
}

.bullet-list li{
    margin-bottom:8px;
}

/* ================= DATE CARD ================= */

/* ================= IMPORTANT DATE CARD ================= */

.date-card{
    background:#fff;
    border-radius:12px;
    padding:30px 25px;
    box-shadow:0 8px 20px rgba(0,0,0,0.06);
    transition:0.3s;
    text-align:center;
    border-top:4px solid var(--secondary-blue);
}

.date-card:hover{
    transform:translateY(-6px);
    border-top:4px solid var(--accent-gold);
}

/* Date Card Title */
.date-card h6{
    font-size:13px;
    text-transform:uppercase;
    letter-spacing:1px;
    margin-bottom:15px;
    color: var(--secondary-blue);
    font-weight:600;
}

/* Date Highlight */
.date-card p{
    font-size:20px;
    font-weight:700;
    color: var(--primary-blue);
    margin:0;
}
.date-card p::after{
    content:"";
    display:block;
    width:40px;
    height:2px;
    background:var(--accent-gold);
    margin:10px auto 0;
}

/* ================= TRACK SECTION ================= */

/* ================= TRACK SECTION ================= */

.track-section{
    background: var(--primary-blue);
    color:#fff;
}

/* Equal height */
.track-card{
    background:#ffffff;
    color:var(--text-dark);
    padding:30px;
    border-radius:12px;
    box-shadow:0 8px 20px rgba(0,0,0,0.08);
    transition:0.3s;
    display:flex;
    flex-direction:column;
}

/* ================= TRACK HEADINGS ================= */

/* Track Main Title (Track 1 / 2 / 3) */
.track-card h5{
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 6px;
    color: var(--primary-blue);   /* Same as date highlight */
	text-align:center;
}

/* Track Subtitle */
.track-card h6{
    font-size: 14px;
    margin-bottom: 18px;
    font-weight: 600;
    color: var(--secondary-blue); /* Earlier h5 tone */
	text-align:center;
}

/* Bullet List */
/* Bullet List - Proper Left Alignment */
.track-card ul{
    padding-left: 20px;
    margin-top: 15px;
    text-align: left;        /* Force left alignment */
    width: 100%;
}

.track-card li{
    margin-bottom: 8px;
    list-style-type: disc;
    text-align: left;        /* Ensure left alignment */
}

/* Different Accent Colors */
.track-one{
    border-top:4px solid #0056A4;
}

.track-two{
    border-top:4px solid #009688;
}

.track-three{
    border-top:4px solid #6A1B9A;
}

/* Hover Effect */
.track-card:hover{
    transform:translateY(-6px);
    box-shadow:0 12px 25px rgba(0,0,0,0.15);
}
.track-card{
    text-align: left;   /* Keep card content left aligned */
}
/* ================= FOOTER ================= */

footer{
    background:var(--primary-blue);
    color:#fff;
    padding:30px 0;
    text-align:center;
}

/* ================= SMOOTH TRANSITIONS ================= */

a, button{
    transition:0.3s ease;
}
/* ================= SHRINK NAVBAR ================= */

.custom-navbar.shrink{
    padding:8px 0;
    box-shadow:0 6px 20px rgba(0,0,0,0.15);
}

.custom-navbar.shrink .navbar-brand{
    font-size:20px;
}
.custom-navbar .nav-link.active{
    color: var(--accent-gold) !important;
}

.custom-navbar .nav-link.active::after{
    width:100%;
}
/* ================= FADE ANIMATION ================= */

.fade-in{
    opacity:0;
    transform:translateY(30px);
    transition:all 0.8s ease;
}

.fade-in.show{
    opacity:1;
    transform:translateY(0);
}
/* ================= SPONSOR LOGOS ================= */

.sponsor-logo{
    max-height:80px;
    transition:0.3s ease;
}

.sponsor-logo:hover{
    transform:scale(1.05);
}
footer{
    background:var(--primary-blue);
    color:#fff;
    padding:60px 0 30px 0;
}

footer h5{
    margin-bottom:15px;
}

.footer-links{
    list-style:none;
    padding:0;
}

.footer-links li{
    margin-bottom:8px;
}

.footer-links a{
    color:#fff;
    text-decoration:none;
    transition:0.3s;
}

.footer-links a:hover{
    color:var(--accent-gold);
}
/* ================= GOOGLE MAP SECTION ================= */

.map-section{
    background: #EAF2FB;   /* Soft IEEE tint */
    padding: 90px 0;
}

.map-container{
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

/* ================= INNER PAGE BANNER ================= */

.page-banner{
    background:
        linear-gradient(rgba(0, 60, 120, 0.85), rgba(0, 90, 160, 0.85)),
        url('../images/page-banner-bg.jpg') center/cover no-repeat;

    padding: 90px 0 60px 0;
    text-align:center;
    color:#fff;
    position:relative;
}

/* Slight separation shadow */
.page-banner::before{
    content:"";
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:4px;
    background: var(--accent-gold);
}
.page-title{
    font-weight:700;
    margin-bottom:15px;
}
/* Breadcrumb Styling */

.breadcrumb{
    background: rgba(255,255,255,0.1);
    display:inline-flex;
    padding:8px 20px;
    border-radius:30px;
}

.breadcrumb-item a{
    color:#fff;
    font-weight:500;
}

.breadcrumb-item.active{
    color: var(--accent-gold);
    font-weight:600;
}

/* ================= INNER ABOUT IMAGE ================= */

.about-inner-img{
    border-radius:12px;
    box-shadow:0 10px 25px rgba(0,0,0,0.1);
}

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

.submission-section{
    background: #F0F6FF;   /* Soft IEEE tint */
}

.policy-section{
    background: #F9FAFC;   /* Very light grey */
}

.track-section{
    background: var(--secondary-blue);
    color:#fff;
}
/* ================= REGISTRATION TABLE ================= */

.registration-table thead{
    background: var(--primary-blue);
    color:#fff;
}

.registration-table th,
.registration-table td{
    padding:12px;
    vertical-align:middle;
}

.registration-table tbody tr:hover{
    background:#F0F6FF;
}

/* Account Box */
.account-box{
    background:#fff;
    padding:30px;
    border-radius:12px;
    box-shadow:0 8px 20px rgba(0,0,0,0.05);
}

/* UL alignment */
.submission-section ul,
.policy-section ul,
.bg-light ul{
    text-align:left;
    padding-left:20px;
}

.bg-light-theme{
    background: var(--light-bg);
}

.dark-section{
    background: var(--primary-blue);
    color:#fff;
}
/* ================= UNIFORM BACKGROUND SYSTEM ================= */
/* Force left alignment for lists */
.section-space ul{
    padding-left: 20px;
}

/* Registration table styling */
.registration-table thead{
    background: var(--primary-blue);
    color:#fff;
}

.registration-table th,
.registration-table td{
    padding:12px;
    vertical-align:middle;
}

.registration-table tbody tr:hover{
    background: var(--light-bg);
}

/* Account box */
.account-box{
    background:#fff;
    padding:30px;
    border-radius:12px;
    box-shadow:0 8px 20px rgba(0,0,0,0.05);
}
.section-space p{
    line-height: 1.8;
    margin-bottom: 18px;
}

/* ================= ARROW STYLE BULLET (SAFE VERSION) ================= */

.section-space ul{
    list-style: none;
    padding-left: 0;
}

.section-space ul li{
    position: relative;
    padding-left: 22px;
    margin-bottom: 10px;
    line-height: 1.7;
}

/* CSS arrow (no special character) */
.section-space ul li::before{
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-right: 2px solid var(--secondary-blue);
    border-bottom: 2px solid var(--secondary-blue);
    transform: rotate(-45deg);
}