/* ======================================
   NERO OTOMASYON - ANIMASYONLAR
====================================== */

/* ============================== */
/* PAGE LOADER                    */
/* ============================== */
.page-loader {
    position: fixed;
    inset: 0;
    background: var(--nero-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.page-loader.loaded {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

/* Elektrik Animasyonu */
.electric-animation {
    width: 120px;
    height: 80px;
    position: relative;
    margin: 0 auto 20px;
}

.circuit-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--nero-red), transparent);
    animation: circuitFlow 0.6s infinite;
}

.circuit-line:nth-child(1) {
    top: 20px;
    left: 10px;
    width: 60%;
    animation-delay: 0s;
}

.circuit-line:nth-child(2) {
    top: 40px;
    left: 20px;
    width: 80%;
    animation-delay: 0.15s;
}

.circuit-line:nth-child(3) {
    top: 60px;
    left: 5px;
    width: 50%;
    animation-delay: 0.3s;
}

.spark {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--nero-red);
    border-radius: 50%;
    top: 38px;
    right: 20px;
    box-shadow: 0 0 15px var(--nero-red), 0 0 30px var(--nero-red);
    animation: sparkle 0.4s infinite alternate;
}

@keyframes circuitFlow {
    0% { opacity: 0.2; transform: scaleX(0.3); }
    50% { opacity: 1; transform: scaleX(1); }
    100% { opacity: 0.2; transform: scaleX(0.3); }
}

@keyframes sparkle {
    0% { transform: scale(0.5); opacity: 0.5; }
    100% { transform: scale(1.5); opacity: 1; box-shadow: 0 0 20px var(--nero-red), 0 0 40px var(--nero-red), 0 0 60px rgba(204, 0, 0, 0.3); }
}

.loader-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.logo-nero {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--nero-red);
    animation: fadeInUp 0.3s ease forwards;
    opacity: 0;
}

.logo-otomasyon {
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 5px;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    animation: fadeInUp 0.3s ease 0.1s forwards;
    opacity: 0;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================== */
/* SCROLL ANIMATIONS (AOS CUSTOM) */
/* ============================== */
[data-aos="fade-up"] {
    transform: translateY(30px);
}

/* ============================== */
/* HOVER EFFECTS                  */
/* ============================== */

/* Card lift efekti */
.hover-lift {
    transition: var(--nero-transition);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: var(--nero-shadow-hover);
}

/* Image zoom efekti */
.hover-zoom {
    overflow: hidden;
}

.hover-zoom img {
    transition: transform 0.5s ease;
}

.hover-zoom:hover img {
    transform: scale(1.08);
}

/* Glow efekti */
.hover-glow {
    transition: var(--nero-transition);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(204, 0, 0, 0.2);
}

/* ============================== */
/* SAYAC ANIMASYONU               */
/* ============================== */
.stat-number {
    display: inline-block;
}

.stat-number::after {
    content: '+';
}

/* ============================== */
/* NAVBAR SCROLL EFFECT           */
/* ============================== */
.main-nav {
    transition: all 0.3s ease;
}

.main-nav.scrolled {
    padding: 5px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.main-nav.scrolled .nav-logo .logo-img {
    height: 40px;
}

/* ============================== */
/* PAGE TRANSITION                */
/* ============================== */
.page-transition {
    animation: pageIn 0.4s ease forwards;
}

@keyframes pageIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================== */
/* ELEKTRIK EFEKTI (Dekoratif)    */
/* ============================== */
.electric-border {
    position: relative;
}

.electric-border::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--nero-red), 
        transparent);
    animation: electricSweep 3s infinite;
}

@keyframes electricSweep {
    0% { opacity: 0; transform: translateX(-100%); }
    50% { opacity: 1; }
    100% { opacity: 0; transform: translateX(100%); }
}

/* ============================== */
/* BUTTON RIPPLE EFFECT           */
/* ============================== */
.btn-primary,
.btn-outline-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after,
.btn-outline-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:active::after,
.btn-outline-primary:active::after {
    width: 300px;
    height: 300px;
}

/* ============================== */
/* SKELETON LOADING               */
/* ============================== */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--nero-radius);
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}