/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Hack Yeşili - Terminal/Hacker Tema */
    --primary: #00FF00;      /* Neon Yeşil (Matrix/Hack) */
    --secondary: #39FF14;    /* Parlak Neon Yeşil */
    --accent: #00FF41;       /* Neon Yeşil Varyant */
    --success: #00FF00;      /* Hack Yeşili */
    --success-dark: #00CC00;  /* Koyu Neon Yeşil */
    --success-light: #66FF66; /* Açık Neon Yeşil */
    --dark: #0A0A0A;         /* Siyah */
    --darker: #000000;       /* Tam Siyah */
    --gray: #1A1A1A;         /* Koyu Gri */
    --light-gray: #0D1117;    /* GitHub Dark */
    --white: #FFFFFF;
    --hack-green: #00FF00;   /* Hack Yeşili */
    --hack-green-bright: #39FF14;
    --hack-green-glow: rgba(0, 255, 0, 0.5);
    --text: #00FF00;         /* Hack Yeşili Metin */
    --text-dark: #00CC00;    /* Koyu Hack Yeşili */
    --text-gray: #66FF66;    /* Açık Hack Yeşili */
    --text-light: rgba(0, 255, 0, 0.8);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Courier New', 'Consolas', monospace;
    background: #000000;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(0, 255, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 255, 0, 0.03) 0%, transparent 50%);
    color: var(--hack-green);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* ===== HEADER ===== */
.header {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 255, 0, 0.3), 0 0 30px rgba(0, 255, 0, 0.1);
    border-bottom: 2px solid var(--hack-green);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: var(--hack-green);
    font-size: 1.8rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
    background: rgba(0, 255, 0, 0.1);
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
}

.logo i {
    font-size: 2.2rem;
    color: var(--hack-green);
    animation: pulse 2s ease infinite;
    filter: drop-shadow(0 0 15px rgba(0, 255, 0, 0.8));
    text-shadow: 0 0 20px var(--hack-green);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.9; }
}

.logo-text {
    display: flex;
    align-items: baseline;
    gap: 0.3rem;
}

.logo strong {
    color: var(--hack-green-bright);
    text-shadow: 
        0 0 10px var(--hack-green),
        0 0 20px var(--hack-green),
        0 0 30px var(--hack-green);
    font-weight: 800;
}

.logo-domain {
    font-size: 0.6em;
    opacity: 0.95;
    font-weight: 500;
    color: var(--hack-green-light);
    text-shadow: 0 0 10px rgba(102, 255, 102, 0.6);
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--hack-green);
    box-shadow: 0 0 10px var(--hack-green);
    transition: width 0.3s ease;
}

.nav a:hover::after,
.nav a.active::after {
    width: 80%;
}

.nav a:hover,
.nav a.active {
    color: var(--hack-green);
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.8), 0 0 20px rgba(0, 255, 0, 0.4);
}

.mobile-menu-toggle {
    display: none;
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid var(--hack-green);
    color: var(--hack-green);
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.3);
    font-size: 1.5rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(0, 255, 0, 0.6);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000000;
    background-image: 
        repeating-linear-gradient(
            0deg,
            rgba(0, 255, 0, 0.03) 0px,
            transparent 1px,
            transparent 2px,
            rgba(0, 255, 0, 0.03) 3px
        );
    padding: 6rem 0;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 255, 0, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 255, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: pulse 3s ease infinite;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(0,255,0,0.2)"/></svg>') repeat;
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--hack-green);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 
        0 0 10px var(--hack-green),
        0 0 20px var(--hack-green),
        0 0 30px var(--hack-green),
        0 0 40px var(--hack-green),
        0 0 70px var(--hack-green);
    color: var(--hack-green);
    font-family: 'Courier New', 'Consolas', monospace;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    color: var(--hack-green);
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: rgba(0, 0, 0, 0.8);
    color: var(--hack-green);
    border: 2px solid var(--hack-green);
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
    text-shadow: 0 0 10px var(--hack-green);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 6px 25px rgba(0, 255, 0, 0.8),
        0 0 40px rgba(0, 255, 0, 0.6),
        inset 0 0 20px rgba(0, 255, 0, 0.2);
    border-color: var(--hack-green-bright);
    background: rgba(0, 0, 0, 0.9);
}

.btn-secondary {
    background: rgba(0, 0, 0, 0.6);
    color: var(--hack-green);
    border: 2px solid var(--hack-green);
    backdrop-filter: blur(10px);
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.3);
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 255, 0, 0.6), 0 0 30px rgba(0, 255, 0, 0.4);
    border-color: var(--hack-green-bright);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    flex: 1;
}

/* ===== SOHBET SECTION ===== */
.sohbet-section {
    padding: 4rem 0;
    background: #000000;
    border-top: 1px solid rgba(0, 255, 0, 0.2);
    border-bottom: 1px solid rgba(0, 255, 0, 0.2);
}

.sohbet-box {
    max-width: 500px;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.9);
    padding: 3rem;
    border-radius: 5px;
    box-shadow: 
        0 0 20px rgba(0, 255, 0, 0.5),
        0 0 40px rgba(0, 255, 0, 0.3),
        inset 0 0 20px rgba(0, 255, 0, 0.1);
    border: 2px solid var(--hack-green);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.sohbet-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(147, 51, 234, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.sohbet-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    z-index: 1;
    font-weight: 800;
}

.sohbet-title i {
    color: var(--primary);
    animation: pulse 2s ease infinite;
}

.sohbet-intro {
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.sohbet-intro h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.sohbet-intro p {
    color: var(--text-gray);
    line-height: 1.8;
}

.login-form {
    position: relative;
    z-index: 1;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--hack-green);
    font-weight: 600;
    text-shadow: 0 0 5px rgba(0, 255, 0, 0.5);
}

.form-group input {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(0, 255, 0, 0.3);
    border-radius: 5px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(0, 0, 0, 0.7);
    color: var(--hack-green);
    font-family: 'Courier New', 'Consolas', monospace;
}

.form-group input:focus {
    outline: none;
    border-color: var(--hack-green);
    box-shadow: 
        0 0 0 3px rgba(0, 255, 0, 0.3),
        0 0 20px rgba(0, 255, 0, 0.5);
    background: rgba(0, 0, 0, 0.9);
    color: var(--hack-green-bright);
}

.form-group input::placeholder {
    color: rgba(0, 255, 0, 0.4);
}

.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(0, 255, 0, 0.3);
    border-radius: 5px;
    font-size: 1rem;
    font-family: 'Courier New', 'Consolas', monospace;
    transition: all 0.3s ease;
    background: rgba(0, 0, 0, 0.7);
    color: var(--hack-green);
    resize: vertical;
}

.form-group textarea:focus {
    outline: none;
    border-color: var(--hack-green);
    box-shadow: 
        0 0 0 3px rgba(0, 255, 0, 0.3),
        0 0 20px rgba(0, 255, 0, 0.5);
    background: rgba(0, 0, 0, 0.9);
    color: var(--hack-green-bright);
}

.form-group textarea::placeholder {
    color: rgba(0, 255, 0, 0.4);
}

.info-text {
    font-size: 1rem;
    color: var(--text-dark);
    font-weight: 500;
}

.info-text p {
    color: var(--text-gray);
}

/* ===== INFO SECTION ===== */
.info-section {
    padding: 4rem 0;
    background: #000000;
    background-image: repeating-linear-gradient(
        45deg,
        rgba(0, 255, 0, 0.02) 0px,
        transparent 10px,
        transparent 20px,
        rgba(0, 255, 0, 0.02) 30px
    );
    color: var(--hack-green);
    border-top: 1px solid rgba(0, 255, 0, 0.3);
    border-bottom: 1px solid rgba(0, 255, 0, 0.3);
}

.info-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.info-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary);
    text-shadow: 0 0 20px rgba(147, 51, 234, 0.5), 0 0 10px rgba(34, 197, 94, 0.3);
    font-weight: 800;
}

.info-content p {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1.1rem;
    line-height: 1.8;
}

.info-section .info-text {
    font-size: 1.2rem;
    line-height: 1.8;
    opacity: 0.95;
    color: var(--white);
    font-weight: 400;
}

.info-section .info-text p {
    color: var(--white);
    opacity: 0.95;
}

/* General text styles for better readability */
p, span, div, li {
    color: var(--text-dark);
}

p, li {
    font-weight: 500;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--hack-green);
    font-weight: 700;
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

/* Override for dark backgrounds */
.info-section p,
.info-section span,
.info-section div,
.info-section li,
.info-section h1,
.info-section h2,
.info-section h3,
.info-section h4,
.info-section h5,
.info-section h6 {
    color: var(--white) !important;
}

.quote-section p,
.quote-section span,
.quote-section div,
.quote-section li,
.quote-section h1,
.quote-section h2,
.quote-section h3 {
    color: var(--white) !important;
}

.footer p,
.footer span,
.footer div,
.footer li,
.footer h4 {
    color: var(--text-light) !important;
}

/* ===== FEATURES SECTION ===== */
.features-section {
    padding: 4rem 0;
    background: #000000;
    border-top: 1px solid rgba(0, 255, 0, 0.2);
    border-bottom: 1px solid rgba(0, 255, 0, 0.2);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    font-weight: 500;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 8px 30px rgba(0, 255, 0, 0.6),
        0 0 40px rgba(0, 255, 0, 0.4),
        inset 0 0 30px rgba(0, 255, 0, 0.1);
    border-color: var(--hack-green);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(147, 51, 234, 0.45), 0 0 15px rgba(34, 197, 94, 0.25);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 
        0 6px 25px rgba(0, 255, 0, 0.8),
        0 0 40px rgba(0, 255, 0, 0.6);
    border-color: var(--hack-green-bright);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 700;
}

.feature-description {
    color: var(--text-gray);
    line-height: 1.8;
    font-weight: 400;
}

/* ===== QUOTE SECTION ===== */
.quote-section {
    padding: 4rem 0;
    background: #000000;
    color: var(--hack-green);
    border-top: 2px solid var(--hack-green);
    border-bottom: 2px solid var(--hack-green);
    box-shadow: 0 0 50px rgba(0, 255, 0, 0.3);
}

.quote-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.quote-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

.quote-text {
    font-size: 1.3rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* ===== FOOTER ===== */
.footer {
    background: #000000;
    color: var(--hack-green);
    padding: 3rem 0 1.5rem;
    margin-top: auto;
    border-top: 3px solid var(--hack-green);
    box-shadow: 0 -10px 30px rgba(0, 255, 0, 0.2);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    text-shadow: 0 0 10px rgba(147, 51, 234, 0.5), 0 0 5px rgba(34, 197, 94, 0.3);
}

.footer-description {
    line-height: 1.8;
    color: var(--text-light);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary);
    transform: translateX(5px);
    text-shadow: 0 0 10px rgba(147, 51, 234, 0.5), 0 0 5px rgba(34, 197, 94, 0.3);
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-contact i {
    color: var(--primary);
    font-size: 1.2rem;
}

.footer-contact a {
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-contact a:hover {
    color: var(--primary);
    text-shadow: 0 0 10px rgba(147, 51, 234, 0.5), 0 0 5px rgba(34, 197, 94, 0.3);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 255, 0, 0.3);
    color: var(--text-light);
}

.design-credit {
    margin-top: 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    font-style: italic;
    opacity: 0;
    transition: all 0.5s ease;
    color: rgba(255, 255, 255, 0.8);
}

.design-credit.show {
    opacity: 1;
}

.design-credit-name {
    background: linear-gradient(135deg, #9333EA 0%, #7E22CE 20%, #6B21A8 40%, #22C55E 60%, #16A34A 80%, #9333EA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientText 3s ease infinite;
    font-weight: 700;
    display: inline-block;
}

.design-credit-text {
    margin-top: 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    font-style: italic;
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.5s ease;
    animation: fadeIn 1s ease;
}

.design-credit-text strong {
    font-weight: 800;
    animation: gradientText 3s ease infinite;
}

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

@keyframes gradientText {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, var(--dark) 0%, var(--gray) 100%);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        display: none;
        border-top: 2px solid var(--primary);
    }

    .nav.mobile-active {
        display: flex;
    }

    .nav ul {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }

    .nav a {
        width: 100%;
        text-align: center;
        padding: 1rem;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .sohbet-box {
        padding: 2rem 1.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }

    .logo {
        font-size: 1.3rem !important;
        padding: 0.4rem 0.8rem !important;
        gap: 0.5rem !important;
    }

    .logo i {
        font-size: 1.3rem !important;
    }
    
    .logo-domain {
        font-size: 0.6em !important;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 1.5rem !important;
    }
    
    .sohbet-box {
        padding: 1.5rem 1rem !important;
    }
    
    .feature-card {
        padding: 1.5rem !important;
    }
}