:root {
    /* Bu blok dinamik PHP ile cerceve.php'de kalacak */
}

.floating-buttons {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1000;
}

.floating-button {
    background-color: var(--button-color);
    color: white;
    padding: 15px 25px;
    border-radius: 25px;
    text-decoration: none;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    font-weight: bold;
    transition: all 0.3s ease;
    text-align: center;
    display: inline-block;
}

.floating-button.whatsapp {
    background-color: #25D366;
}

.floating-button:hover {
    background-color: var(--button-color);
    filter: brightness(90%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}

.floating-button.whatsapp:hover {
    background-color: #25D366;
    filter: brightness(90%);
}

body {
    font-family: 'Helvetica', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1;
    color: #555;
    overflow-x: hidden;
    width: 100%;
}

.header {
    background-color: var(--header-color);
    color: white;
    text-align: center;
    padding: 1rem;
    width: 100%;
}

.nav {
    background: linear-gradient(135deg, var(--header-color) 0%, #000000 100%);
    padding: 0.8rem;
    text-align: center;
    position: fixed;
    z-index: 1000;
    top: 0;
    left: -300px;
    overflow-x: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding-top: 80px;
    visibility: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
    overflow-y: auto;
    height: 100%;
    width: 0;
}

.nav.open {
    left: 0;
    width: 300px;
    visibility: visible;
    background: linear-gradient(135deg, var(--header-color) 0%, #000000 100%);
    overflow-y: auto;
}

.nav-header {
    padding: 0 25px 20px 25px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--button-color);
}

.nav-title {
    font-size: 24px;
    color: var(--button-color);
    font-weight: 600;
    margin: 0;
}

.nav a {
    color: white;
    text-decoration: none;
    padding: 12px 22px;
    margin: 4px 0;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
    font-weight: 500;
    border-left: 4px solid transparent;
}

.nav a:hover {
    background-color: rgba(255,255,255,0.1);
    color: var(--button-color);
    border-left: 4px solid var(--button-color);
}

.nav a.active {
    background-color: rgba(255,255,255,0.15);
    color: var(--button-color);
    border-left: 4px solid var(--button-color);
    font-weight: 600;
}

.nav a i {
    margin-right: 12px;
    font-size: 18px;
    width: 24px;
    text-align: center;
    color: var(--button-color);
}

.nav .closebtn {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 24px;
    color: var(--button-color);
    padding: 8px;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    text-decoration: none;
}

.nav .closebtn:hover {
    background-color: rgba(0, 0, 0, 0.5);
    color: var(--button-color);
    border-left: none;
    transform: rotate(90deg);
}

.menu-toggle {
    background-color: rgba(255,255,255,0.9) !important;
    color: var(--header-color) !important;
    border: none !important;
    width: 45px !important;
    height: 45px !important;
    border-radius: 50% !important;
    font-weight: bold !important;
    padding: 0 !important;
    font-size: 18px !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15) !important;
    transition: all 0.3s ease !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    backdrop-filter: blur(5px) !important;
    margin-left: 1.5rem !important;
}

.menu-toggle:hover {
    transform: scale(1.05);
    background-color: #ffffff !important;
    color: var(--button-color) !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2) !important;
}

.logo {
    width: 80px;
    height: 80px;
    margin-left: 1rem;
}

.login-button {
    background-color: var(--button-color);
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    text-decoration: none;
    margin-right: 0;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.login-button:hover {
    background-color: var(--button-color);
    filter: brightness(90%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.nav-logo {
    width: 120px;
    height: 120px;
    margin: 20px auto;
    display: block;
}

.nav, .nav.open {
    overflow-y: auto;
}

.nav::-webkit-scrollbar {
    width: 0px;
    background: transparent;
}