/* Ultra-Tight Professional Academic Layout */

/* Global Reset for Maximum Compactness */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Body adjustment for fixed navbar */
body {
    font-family: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #374151;
    background-color: #ffffff;
    overflow-x: hidden;
    padding-top: 55px !important; /* Optimal padding for minimal navbar */
}

/* Navigation Ultra-Compact - Absolute Minimal Height */
.navbar {
    padding: 1px 0 !important;
    min-height: 32px !important;
    height: 32px !important;
    max-height: 32px !important;
    border: none !important;
    background-color: rgba(255,255,255,0.98) !important;
    backdrop-filter: blur(8px) !important;
}

.navbar-brand {
    font-size: 1.0em !important;
    padding: 3px 15px !important;
    font-weight: 600 !important;
    line-height: 26px !important;
    height: 32px !important;
}

.navbar-nav > li > a {
    padding: 4px 8px !important;
    font-size: 10px !important;
    font-weight: 500 !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 24px !important;
    height: 32px !important;
}

/* Override Bootstrap navbar defaults with stronger specificity */
.navbar-default {
    min-height: 32px !important;
    height: 32px !important;
    max-height: 32px !important;
    border: none !important;
}

/* Override any fixed navbar positioning that might interfere */
.navbar-fixed-top {
    position: fixed !important;
    top: 0 !important;
    z-index: 1030 !important;
    padding: 1px 0 !important;
    height: 32px !important;
    max-height: 32px !important;
    min-height: 32px !important;
    border: none !important;
}

/* Override media query styles for navbar with stronger rules */
@media(min-width:768px) {
    .navbar-fixed-top {
        padding: 1px 0 !important;
        height: 32px !important;
        max-height: 32px !important;
        min-height: 32px !important;
    }
    
    .navbar-fixed-top .navbar-brand {
        font-size: 1.0em !important;
    }
    
    .navbar-fixed-top.navbar-shrink {
        padding: 0px 0 !important;
        height: 30px !important;
        max-height: 30px !important;
        min-height: 30px !important;
    }
    
    .navbar-fixed-top.navbar-shrink .navbar-brand {
        font-size: 0.95em !important;
    }
}

/* Header Ultra-Tight Styling */
#header {
    margin-bottom: 0 !important;
    padding-top: 15px !important; /* Further reduced for minimal navbar */
    padding-bottom: 30px !important;
    min-height: 55vh !important;
}

/* Ultra-Compact Container Overrides */
.container-fluid {
    padding-left: 20px !important;
    padding-right: 20px !important;
    max-width: 1400px !important;
}

.container {
    padding-left: 15px !important;
    padding-right: 15px !important;
}

#header h1 {
    font-size: 2.8em !important;
    margin-bottom: 8px !important;
    font-weight: 700 !important;
    letter-spacing: -0.8px !important;
    line-height: 1.0 !important;
}

#header h2 {
    font-size: 1.2em !important;
    margin-bottom: 12px !important;
    font-weight: 400 !important;
}

/* Section Spacing Ultra-Tight */
section {
    padding: 40px 0 !important;
}

section h2 {
    font-size: 2.0em !important;
    margin-bottom: 20px !important;
    font-weight: 600 !important;
}

section h3 {
    font-size: 1.3em !important;
    margin-bottom: 15px !important;
    font-weight: 600 !important;
}

section h4 {
    font-size: 1.1em !important;
    margin-bottom: 10px !important;
    font-weight: 600 !important;
}

/* About Section Compact Override */
#about {
    padding: 45px 0 !important;
}

#about h2 {
    font-size: 1.9em !important;
    margin-bottom: 25px !important;
}

/* Portfolio Grid Ultra-Tight */
#portfolio {
    padding: 40px 0 !important;
}

.portfolio-item {
    margin-bottom: 20px !important;
}

.portfolio-item .portfolio-link {
    display: block;
    position: relative;
    margin: 0 auto;
    max-width: 100%;
}

.portfolio-item .portfolio-link .portfolio-hover {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    background: rgba(24, 188, 156, 0.9);
    transition: all ease 0.3s;
}

.portfolio-item .portfolio-link .portfolio-hover:hover {
    opacity: 1;
}

.portfolio-item .portfolio-link .portfolio-hover .portfolio-hover-content {
    position: absolute;
    top: 50%;
    width: 100%;
    height: 20px;
    margin-top: -12px;
    text-align: center;
    font-size: 18px;
    color: white;
    font-weight: 600;
}

/* Compact Grid System */
.row {
    margin-left: -10px !important;
    margin-right: -10px !important;
}

.col-xs-1, .col-sm-1, .col-md-1, .col-lg-1,
.col-xs-2, .col-sm-2, .col-md-2, .col-lg-2,
.col-xs-3, .col-sm-3, .col-md-3, .col-lg-3,
.col-xs-4, .col-sm-4, .col-md-4, .col-lg-4,
.col-xs-5, .col-sm-5, .col-md-5, .col-lg-5,
.col-xs-6, .col-sm-6, .col-md-6, .col-lg-6,
.col-xs-7, .col-sm-7, .col-md-7, .col-lg-7,
.col-xs-8, .col-sm-8, .col-md-8, .col-lg-8,
.col-xs-9, .col-sm-9, .col-md-9, .col-lg-9,
.col-xs-10, .col-sm-10, .col-md-10, .col-lg-10,
.col-xs-11, .col-sm-11, .col-md-11, .col-lg-11,
.col-xs-12, .col-sm-12, .col-md-12, .col-lg-12 {
    padding-left: 10px !important;
    padding-right: 10px !important;
}

/* Form Styling Ultra-Compact */
.form-group {
    margin-bottom: 20px !important;
}

.form-control {
    height: 38px !important;
    padding: 8px 12px !important;
    font-size: 14px !important;
    border: 1px solid #d1d5db !important;
    border-radius: 6px !important;
}

textarea.form-control {
    height: 120px !important;
    padding: 10px 12px !important;
}

/* Button Styling Compact */
.btn {
    padding: 10px 20px !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    border-radius: 6px !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-success {
    background-color: #16a085 !important;
    border-color: #16a085 !important;
}

.btn-success:hover {
    background-color: #138d75 !important;
    border-color: #138d75 !important;
}

.btn-outline {
    background-color: transparent !important;
    border: 2px solid #16a085 !important;
    color: #16a085 !important;
}

.btn-outline:hover {
    background-color: #16a085 !important;
    color: white !important;
}

/* Footer Ultra-Compact */
footer {
    padding: 35px 0 !important;
    background-color: #f8fafc;
    border-top: 1px solid #e2e8f0;
}

footer h4 {
    font-size: 1.1em !important;
    margin-bottom: 15px !important;
    font-weight: 600 !important;
}

footer p {
    font-size: 13px !important;
    margin-bottom: 8px !important;
}

/* Modal Compact Styling */
.modal-content {
    border-radius: 10px !important;
    border: none !important;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2) !important;
}

.modal-header {
    padding: 20px 25px 15px 25px !important;
    border-bottom: 1px solid #e5e7eb !important;
}

.modal-body {
    padding: 20px 25px !important;
}

.modal-title {
    font-size: 1.4em !important;
    font-weight: 600 !important;
    color: #1e3a8a !important;
}

/* Publications Section Tight */
#publications {
    padding: 40px 0 !important;
}

.publication-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.publication-card:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.publication-title {
    font-size: 1.1em !important;
    font-weight: 600 !important;
    color: #1e3a8a !important;
    margin-bottom: 8px !important;
    line-height: 1.3;
}

.publication-authors {
    font-size: 13px !important;
    color: #64748b !important;
    margin-bottom: 6px !important;
}

.publication-journal {
    font-size: 13px !important;
    color: #374151 !important;
    font-style: italic;
    margin-bottom: 10px !important;
}

/* CV Section Ultra-Compact */
#cv {
    padding: 40px 0 !important;
}

.cv-section {
    margin-bottom: 25px !important;
}

.cv-item {
    margin-bottom: 15px !important;
    padding-bottom: 15px !important;
    border-bottom: 1px solid #f3f4f6;
}

.cv-item:last-child {
    border-bottom: none;
}

.cv-item h4 {
    font-size: 1.0em !important;
    font-weight: 600 !important;
    color: #1e3a8a !important;
    margin-bottom: 4px !important;
}

.cv-item .institution {
    font-size: 13px !important;
    color: #64748b !important;
    margin-bottom: 2px !important;
}

.cv-item .date {
    font-size: 12px !important;
    color: #9ca3af !important;
    font-style: italic;
}

/* Ultra-Tight Profile Section */
.profile-image {
    transition: all 0.3s ease !important;
}

.profile-image:hover {
    transform: scale(1.02) !important;
    box-shadow: 0 12px 28px rgba(0,0,0,0.15) !important;
}

/* Tools Section Styling */
#tools {
    padding: 40px 0 !important;
    background-color: #ffffff !important;
}

#tools h2 {
    font-size: 2.0em !important;
    margin-bottom: 20px !important;
    font-weight: 600 !important;
    color: #1e3a8a !important;
}

#tools h4 {
    font-size: 1.3em !important;
    margin-bottom: 10px !important;
    font-weight: 600 !important;
}

.tool-card {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%) !important;
    border-radius: 10px !important;
    border: 1px solid #e5e7eb !important;
    transition: all 0.3s ease !important;
    height: 100% !important;
}

.tool-card:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 10px 25px rgba(30, 58, 138, 0.1) !important;
}

.tool-icon {
    width: 40px !important;
    height: 40px !important;
    border-radius: 8px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 18px !important;
}

.tool-link {
    display: inline-block !important;
    padding: 8px 16px !important;
    text-decoration: none !important;
    border-radius: 5px !important;
    font-size: 12px !important;
    font-weight: 500 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    transition: all 0.3s ease !important;
}

.tool-link:hover {
    transform: translateY(-1px) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

/* Responsive Ultra-Tight Adjustments */
@media (max-width: 768px) {
    #header {
        padding-top: 40px !important;
        padding-bottom: 20px !important;
        min-height: auto !important;
    }
    
    #header h1 {
        font-size: 2.2em !important;
        text-align: center;
    }
    
    #header h2 {
        font-size: 1.1em !important;
        text-align: center;
    }
    
    .profile-image {
        width: 180px !important;
        height: 180px !important;
        margin-bottom: 20px !important;
    }
    
    section {
        padding: 30px 0 !important;
    }
    
    .container-fluid {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    
    .col-lg-3, .col-md-4 {
        margin-bottom: 30px;
    }
}

@media (max-width: 480px) {
    #header h1 {
        font-size: 1.8em !important;
    }
    
    #header h2 {
        font-size: 1.0em !important;
    }
    
    .profile-image {
        width: 150px !important;
        height: 150px !important;
    }
    
    section {
        padding: 25px 0 !important;
    }
}

/* Print Styles for Academic CV */
@media print {
    body {
        font-size: 12px;
        line-height: 1.4;
    }
    
    #header {
        padding: 20px 0 !important;
        background: none !important;
    }
    
    .navbar, .btn, footer {
        display: none !important;
    }
    
    section {
        padding: 20px 0 !important;
        page-break-inside: avoid;
    }
}