:root {
    --primary: #FFC107;
    --primary-hover: #FFD54F;
    --dark: #121212;
    --card-bg: #1E1E1E;
    --text: #FFFFFF;
    --gray: #94a3b8;
    --hover-color: #2D2D2D;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* SVG Icon Styles */
.icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    stroke-width: 0;
    stroke: currentColor;
    fill: currentColor;
    vertical-align: middle;
    margin-top: -2px;
}

/* Spinner Animation */
.fa-spin {
    animation: fa-spin 2s infinite linear;
}
@keyframes fa-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(359deg); }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

a {
    color: inherit;
    text-decoration: none;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, var(--card-bg) 25%, var(--hover-color) 50%, var(--card-bg) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite ease-in-out;
    border-radius: 8px;
    border: none !important;
}

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

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
    width: 100%;
}

.skeleton-title {
    height: 1.5rem;
    margin-bottom: 1rem;
    width: 60%;
    margin-left: auto;
    margin-right: auto;
}

.skeleton-circle {
    border-radius: 50%;
    width: 50px;
    height: 50px;
    margin: 0 auto 15px;
}

.hidden {
    display: none !important;
}

.content-loaded {
    animation: contentFadeIn 0.4s ease-out forwards;
}

@keyframes contentFadeIn {
    from { opacity: 0.5; transform: scale(0.98); }
    to { opacity: 1; transform: scale(1); }
}

/* Hoş Geldin Modalı Stilleri */
.welcome-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.welcome-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.welcome-modal {
    background: var(--card-bg);
    width: 90%;
    max-width: 500px;
    padding: 40px;
    border-radius: 32px;
    border: 1px solid rgba(255, 193, 7, 0.2);
    text-align: center;
    transform: scale(0.9) translateY(20px);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.welcome-modal-overlay.active .welcome-modal {
    transform: scale(1) translateY(0);
}

.welcome-icon {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 24px;
    display: inline-block;
    animation: welcomePulse 2s infinite;
}

@keyframes welcomePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.welcome-modal h2 {
    font-size: 2rem;
    margin-bottom: 16px;
    color: var(--text);
    font-weight: 800;
}

.welcome-modal p {
    color: var(--gray);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 32px;
}

.welcome-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.welcome-buttons .btn {
    width: 100%;
    justify-content: center;
    padding: 16px;
}

/* Ortak Buton Stilleri */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--dark);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 193, 7, 0.3);
}

/* PWA Install Banner */
.pwa-install-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: var(--card-bg);
    border: 1px solid rgba(255, 193, 7, 0.2);
    border-radius: 16px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 9000;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    transform: translateY(150%);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 500px;
    margin: 0 auto;
}

.pwa-install-banner.active {
    transform: translateY(0);
}

.pwa-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pwa-icon img {
    width: 48px;
    height: 48px;
    border-radius: 10px;
}

.pwa-text h3 {
    font-size: 1rem;
    margin-bottom: 2px;
    color: var(--text);
}

.pwa-text p {
    font-size: 0.85rem;
    color: var(--gray);
    margin: 0;
}

.pwa-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-close-pwa {
    background: transparent;
    border: none;
    color: var(--gray);
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-close-pwa:hover {
    color: var(--text);
}

@media (max-width: 480px) {
    .pwa-install-banner {
        bottom: 10px;
        left: 10px;
        right: 10px;
        padding: 12px;
    }
    .pwa-text p {
        display: none;
    }
}

.btn-secondary {
    background-color: var(--card-bg);
    color: var(--text) !important;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

.btn-secondary:hover {
    background-color: var(--hover-color);
    transform: translateY(-2px);
}

/* Navbar Stilleri */
.navbar {
    padding: .5rem 2rem;
    background-color: var(--card-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.nav-brand {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--primary);
    text-decoration: none;
    z-index: 1001;
}
.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}
.nav-link {
    color: var(--text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}
.nav-link:hover {
    color: var(--primary);
}

/* Hamburger Menu */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
    padding: 5px;
}

@media (max-width: 768px) {
    .navbar {
        padding: .5rem;
    }
    .nav-toggle {
        display: block;
    }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        height: 100vh;
        background: var(--card-bg);
        flex-direction: column;
        justify-content: center;
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
        z-index: 1000;
        padding: 2rem;
        gap: 1.5rem;
    }
    .nav-links.active {
        right: 0;
    }
    .nav-link {
        font-size: 1.1rem;
        width: 100%;
        text-align: center;
        padding: 12px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }
    .nav-link:last-child {
        border-bottom: none;
    }
}

@media (max-width: 480px) {
    .welcome-modal {
        padding: 30px 20px;
        border-radius: 24px;
    }
    .welcome-icon {
        font-size: 3rem;
    }
    .welcome-modal h2 {
        font-size: 1.5rem;
    }
    .welcome-modal p {
        font-size: 1rem;
    }
}
.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-copy {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.9rem;
}

.footer-creator {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    margin-bottom: 20px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    font-weight: 300;
    font-style: italic;
    opacity: 0.8;
}

.footer-creator a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

.footer-creator a:hover {
    color: var(--primary);
    opacity: 1;
}

@media (max-width: 768px) {
    .landing-footer {
        padding: 40px 20px;
    }
    .footer-links {
        gap: 15px;
        flex-direction: row;
    }
    .footer-links a {
        font-size: 0.9rem;
    }
}