/* ANASAYFAYA ÖZEL BODY/HTML AYARI */
body, html {
    height: 100%;
    overflow: hidden;
}

/* SLIDER SİSTEMİ */
.slider-container {
    height: 100vh;
    transition: var(--transition);
    will-change: transform;
}

section {
    height: 100vh;
    width: 100%;
    position: relative;
    background-color: var(--bg-dark);
    overflow: hidden;
}

.slide-bg, .slide-video {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    object-fit: cover; z-index: 1; transition: 2.5s cubic-bezier(0.25, 1, 0.5, 1); transform: scale(1.1);
    filter: brightness(0.5);
}

section.active .slide-bg, section.active .slide-video {
    transform: scale(1);
    filter: brightness(0.85);
}

.slide-gradient {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 2;
    background: linear-gradient(90deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0) 100%);
}

.slide-content {
    position: absolute; top: 50%; transform: translateY(-50%);
    z-index: 10; left: 150px; max-width: 800px;
}

@media (max-width: 991px) { .slide-content { left: 30px; right: 30px; text-align: left; } }

.title-mask {
    overflow: hidden;
    margin-bottom: 25px;
}

.title-mask h1 {
    font-size: clamp(50px, 7vw, 100px); line-height: 1; letter-spacing: -1px;
    color: var(--text-main); text-transform: capitalize;
    transform: translateY(110%) rotate(2deg); opacity: 0;
    transition: transform 1.2s cubic-bezier(0.77, 0, 0.175, 1) 0.3s, opacity 1s ease 0.3s;
}

section.active .title-mask h1 {
    transform: translateY(0) rotate(0);
    opacity: 1;
}

.title-mask h1 span {
    color: transparent;
    -webkit-text-stroke: 1px var(--text-main);
}

.p-wrapper {
    opacity: 0; transform: translateY(20px);
    transition: all 1s cubic-bezier(0.77, 0, 0.175, 1) 0.8s;
    position: relative; padding-left: 25px;
}

.p-wrapper::before {
    content: ''; position: absolute; left: 0; top: 10px; width: 2px; height: 0; background: var(--accent);
    transition: height 1s ease 1.2s;
}

section.active .p-wrapper {
    opacity: 1;
    transform: translateY(0);
}

section.active .p-wrapper::before {
    height: calc(100% - 20px);
}

.slide-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-sub);
    font-weight: 300;
    letter-spacing: 0.5px;
}

.slide-number {
    position: absolute; right: 120px; bottom: 80px;
    font-size: clamp(100px, 15vw, 220px); color: rgba(255,255,255,0.03);
    z-index: 2; pointer-events: none; transform: translateY(50px); opacity: 0;
    font-family: 'Montserrat', sans-serif; font-weight: 600;
    transition: all 1.5s cubic-bezier(0.77, 0, 0.175, 1) 0.5s;
}

section.active .slide-number {
    transform: translateY(0);
    opacity: 1;
}

/* SLIDER NAV */
.slider-nav {
    position: fixed; right: 50px; top: 50%; transform: translateY(-50%);
    display: flex; flex-direction: column; gap: 15px; z-index: 1000; align-items: center;
}

.nav-line {
    width: 2px; height: 25px; background: rgba(255,255,255,0.15);
    cursor: pointer; transition: 0.5s cubic-bezier(0.77, 0, 0.175, 1);
    position: relative;
}

.nav-line::after {
    content: '';
    position: absolute;
    top: -10px; bottom: -10px; left: -10px; right: -10px;
}

.nav-line:hover {
    background: rgba(255,255,255,0.5);
}

.nav-line.active {
    height: 60px;
    background: var(--accent);
    box-shadow: 0 0 10px rgba(74, 222, 128, 0.3);
}

@media (max-width: 991px) {
    .slider-nav { display: none; }
}