/* ==========================================================================
   Button Styles
   ========================================================================== */
.btn.btn-default {
    margin: 40px auto 0;
    background: transparent;
    position: relative;
    color: #fff;
    font-size: 1em;
    text-transform: uppercase;
    font-weight: 600;
    text-align: center;
    padding: 12px 26px 12px;
    cursor: pointer;
    border: 2px solid #4cddf3;
    border-radius: 0;
    letter-spacing: 2px;
    pointer-events: auto;
    border-color: #fff;
    -webkit-transition: all 0.1s ease-in-out;
    -moz-transition: all 0.1s ease-in-out;
    -o-transition: all 0.1s ease-in-out;
    transition: all 0.1s ease-in-out;
}

.btn.btn-default:hover, .btn.btn-default:active {
    background: #fff;
    border-color: #fff;
    color: #222;
}

.btn-info {
    transition: all 0.3s ease;
}

.btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(254, 209, 54, 0.3);
    color: #fed136;
}

/* ==========================================================================
   Social Icons
   ========================================================================== */
.social-icons .btn {
    margin-right: 15px;
}

.social-icons {
    padding-top: 10px;
    margin-bottom: 35px;
}

.social-icons .btn.btn-clear {
    border: 1px solid #fff;
}

.btn-round {
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: inline-block;
    padding: 0;
}

.btn-round i {
    font-size: 20px;
    top: 15px;
    position: relative;
}

.btn.btn-clear {
    border: 1px solid #fff;
    color: #fff;
    background: none;
    font-weight: bold;
    -webkit-transition-duration: 0.8s;
    -moz-transition-duration: 0.8s;
    -o-transition-duration: 0.8s;
    transition-duration: 0.8s;
    -webkit-transition-property: -webkit-transform;
    -moz-transition-property: -moz-transform;
    -o-transition-property: -o-transform;
    transition-property: transform;
}

.btn.btn-clear:hover, .btn.btn-clear.selected {
    background: #fed136;
    transform: scale(1.1) rotate(360deg);
    border-color: #fed136;
}

.btn-twitter:hover {
    color: #2BA9E0;
}

.btn-facebook:hover {
    color: #204385;
}

.btn-github:hover {
    color: #D92C85;
}

.btn-instagram:hover {
    color: #BAB1A8;
}

.btn-linkedin:hover {
    color: #015786;
}

.btn-pinterest:hover {
    color: #CA2128;
}

.btn-google:hover {
    color: #D3492C;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.spacer {
    background: #fed136;
    width: 200px;
    height: 3px;
    margin: auto;
    margin-bottom: 40px;
    border-radius: 2px;
}

.network-name {
    text-transform: uppercase;
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 2px;
}

/* ==========================================================================
   Global Enhancements
   ========================================================================== */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a, button, .btn {
    transition: all 0.3s ease;
}

a:focus, button:focus, .btn:focus {
    outline: 2px solid #fed136;
    outline-offset: 2px;
}

.intro-text {
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar-default .navbar-nav > li > a {
    position: relative;
    transition: color 0.3s ease;
}

.navbar-default .navbar-nav > li > a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: #fed136;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-default .navbar-nav > li > a:hover::after,
.navbar-default .navbar-nav > .active > a::after {
    width: 80%;
}

/* ==========================================================================
   About Me Section
   ========================================================================== */
#aboutMe {
    padding: 100px 0;
}

#aboutMe .row.text-center {
    margin-top: 40px;
}

#aboutMe .service-heading {
    margin-bottom: 20px;
    font-size: 20px;
    transition: color 0.3s ease;
    color: #222;
}

#aboutMe .fa-stack {
    transition: transform 0.3s ease;
    margin-bottom: 15px;
}

#aboutMe .fa-stack-2x.text-primary {
    color: #fed136 !important;
}

#aboutMe .col-md-4 {
    padding: 30px 20px;
    transition: all 0.3s ease;
    border-radius: 8px;
}

#aboutMe .col-md-4:hover {
    background-color: rgba(254, 209, 54, 0.05);
    transform: translateY(-5px);
}

#aboutMe .col-md-4:hover .fa-stack {
    transform: scale(1.1) rotate(5deg);
}

#aboutMe .text-muted {
    font-size: 15px;
    line-height: 1.8;
    color: #444;
}

#aboutMe strong {
    color: #333;
    font-weight: 600;
}

#aboutMe em {
    color: #555;
    font-style: italic;
    font-size: 14px;
}

/* ==========================================================================
   Portfolio Section
   ========================================================================== */
#portfolio .section-heading {
    margin-bottom: 15px;
}

#portfolio .section-subheading {
    font-size: 18px;
    margin-bottom: 60px;
    color: #555;
}

#portfolio .row {
    margin-left: -15px;
    margin-right: -15px;
}

#portfolio .portfolio-item {
    margin-bottom: 50px;
    padding-left: 15px;
    padding-right: 15px;
    display: flex;
    flex-direction: column;
    height: 100%;
    border-radius: 8px;
    overflow: hidden;
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 1px solid #f0f0f0;
    transition: all 0.3s ease;
}

#portfolio .portfolio-item:hover {
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
    transform: translateY(-8px);
    border-color: #fed136;
}

#portfolio .portfolio-link {
    flex-shrink: 0;
    height: 200px;
    overflow: hidden;
    display: block;
    position: relative;
    background-color: #f8f9fa;
}

#portfolio .portfolio-link img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

#portfolio .portfolio-item:hover .portfolio-link img {
    transform: scale(1.1);
}

#portfolio .portfolio-hover {
    background: rgba(254, 209, 54, 0.9) !important;
    transition: all 0.3s ease;
}

#portfolio .portfolio-hover-content i {
    color: #fff;
    transition: transform 0.3s ease;
}

#portfolio .portfolio-item:hover .portfolio-hover-content i {
    transform: scale(1.2) rotate(5deg);
}

#portfolio .portfolio-caption {
    padding: 35px 25px;
    transition: all 0.3s ease;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background-color: #fff;
    min-height: 280px;
    border: none;
    box-shadow: none;
}

#portfolio .portfolio-caption h4 {
    margin-bottom: 15px;
    font-size: 18px;
    color: #222;
    transition: color 0.3s ease;
    min-height: 50px;
    text-transform: none;
}

#portfolio .portfolio-item:hover .portfolio-caption h4 {
    color: #fed136;
}

#portfolio .portfolio-caption p {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 15px;
    flex-grow: 1;
    min-height: 80px;
    font-family: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-style: normal;
    color: #444;
}

.project-tech {
    margin-top: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: auto;
    padding-top: 15px;
}

.tech-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: #f8f9fa;
    color: #222;
    border: 1px solid #e0e0e0;
    border-radius: 15px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background-color: #fed136;
    color: #fff;
    border-color: #fed136;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(254, 209, 54, 0.3);
}

/* ==========================================================================
   Timeline Section
   ========================================================================== */
.timeline-panel {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-panel:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   Form Styles
   ========================================================================== */
.form-control {
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control {
    color: #222;
    background-color: #fff;
    border: 1px solid #ddd;
}

.form-control:focus {
    border-color: #fed136;
    box-shadow: 0 0 0 0.2rem rgba(254, 209, 54, 0.25);
    outline: none;
}

.form-control:invalid:not(:focus):not(:placeholder-shown) {
    border-color: #dc3545;
}

.form-control:valid:not(:focus):not(:placeholder-shown) {
    border-color: #28a745;
}

.form-group.has-error .form-control {
    border-color: #dc3545;
}

.form-group.has-success .form-control {
    border-color: #28a745;
}

.form-group.has-error .help-block {
    color: #dc3545;
    display: block;
}

.form-group.has-success .help-block {
    color: #28a745;
}