/* ===================================
   EREN ENERJİ - POWER UP STAJ PROGRAMI
   Custom Styles
   =================================== */

/* Base Styles */
* {
    scroll-behavior: smooth;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes ping {
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}

.animate-fadeIn {
    animation: fadeIn 1s ease-out;
}

.animate-slideUp {
    animation: slideUp 0.8s ease-out;
}

.animate-slideLeft {
    animation: slideLeft 0.6s ease-out;
}

.animate-ping {
    animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

/* Card Hover Effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
}

/* Timeline Card Animation */
.timeline-card {
    transition: all 0.3s ease;
}

.timeline-card:hover {
    transform: translateY(-3px);
}

/* Navigation Active State */
.nav-link.active {
    color: #003B71 !important;
}

/* Mobile Menu Animation */
#mobile-menu.open {
    transform: translateX(0);
}

/* FAQ Animation */
.faq-item .faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.faq-item.open .faq-content {
    max-height: 500px;
}

.faq-item.open .faq-icon {
    transform: rotate(180deg);
}

/* Toast Animation */
#toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* Scroll Indicator */
.scroll-indicator {
    animation: bounce 1.5s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(10px);
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #21c7d7;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #19a5b3;
}

/* Button Hover Effects */
button {
    cursor: pointer;
}

/* Focus States for Accessibility */
a:focus,
button:focus {
    outline: 2px solid #21c7d7;
    outline-offset: 2px;
}

/* Selection Color */
::selection {
    background: #21c7d7;
    color: white;
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem !important;
    }
    
    h2 {
        font-size: 1.75rem !important;
    }
}

/* Smooth Image Loading */
img {
    transition: opacity 0.3s ease;
}

img[src] {
    opacity: 1;
}

/* Header Shadow on Scroll */
#header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Gradient Text (Fallback) */
.gradient-text {
    background: linear-gradient(135deg, #0b2f6b, #21c7d7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glass Effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Loading State */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Print Styles */
@media print {
    header,
    footer,
    #toast,
    button {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
    }
    
    a {
        text-decoration: underline;
    }
}

/* ===================================
   HERO SLIDER STYLES
   =================================== */

.hero-slider-card {
    width: 100%;
    height: 100%;
    position: relative;
}

.hero-slider {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    min-height: auto;
}

.hero-slider-track {
    display: flex;
    height: 100%;
    width: 100%;
    transition: transform 500ms ease;
}

.hero-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    min-height: auto;
}

.hero-slider::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,.10) 0%, rgba(0,0,0,.35) 100%);
    pointer-events: none;
}

.hero-slider-dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 14px;
    display: flex;
    gap: 8px;
    justify-content: center;
    z-index: 5;
}

.hero-slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: rgba(255,255,255,.45);
    border: 1px solid rgba(255,255,255,.35);
    cursor: pointer;
    transition: background 0.3s ease;
}

.hero-slider-dot.is-active {
    background: rgba(255,255,255,.95);
}

.hero-slider-dot:hover {
    background: rgba(255,255,255,.75);
}

/* Mobile slider adjustments */
@media (max-width: 768px) {
    .hero-slider {
        border-radius: 16px;
        min-height: auto;
    }
    
    .hero-slide img {
        min-height: auto;
    }
    
    .perk-photo-band {
        height: 220px !important;
    }
}

/* ===================================
   PERK SECTION STYLES
   =================================== */

.perk-heading h2 {
    color: #ffffff;
    font-weight: 700;
}

.perk-heading p {
    color: rgba(255,255,255,.85);
}

.perk-photo-band {
    height: 190px;
}

.perk-photo-band img {
    backface-visibility: hidden;
}

@media(max-width: 768px){
    .slick-next{
        right: 0;
    }
    .slick-prev{
        left: 0;
    }
}
#powerup label{
    display: block;
    margin-bottom: 5px;
}
.input{
    padding: 5px 10px;
    border-radius: 12px;
    font-size: 1rem;
    line-height: 1.5;
    border: 1px solid #fff;
    width: 100%;
    color: #000;
}
.input[type=file]{
    background: #fff;
}
.slider-2.slick-dotted.slick-slider{
    margin-bottom: 0;
}
.slider-2 .slick-dots{
    bottom: 12px;
    z-index: 2;
}
.slider-2 .slick-dots li button:before{
    font-size: 9px;
    color: #ffffff;
}
.slider-2 .slick-dots li.slick-active button:before{
    opacity: 1;
}
.slider-2 .slick-dots li button,
.slider-2 .slick-dots li button:before,
.slider-2 .slick-dots li{
    width: 12px;
    height: 12px;
    line-height: 12px;
}
.slider-2 .slick-dots li{
    margin: 0 3px;
}
.slider-2::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,.10) 0%, rgba(0,0,0,.35) 100%);
    pointer-events: none;
}