/* Genel Stil Ayarlamaları */
:root {
    --primary-bg: #1A1A2E; /* Koyu lacivert */
    --secondary-bg: #0F0F1A; /* Daha koyu lacivert */
    --card-bg: #21213D; /* Kartlar için koyu mor-lacivert */
    --text-color: #E0E0E0; /* Açık gri */
    --light-text-color: #B0B0B0; /* Daha açık gri metin */
    --accent-color: #8A2BE2; /* Mürdüm Moru (Ana Vurgu) */
    --accent-hover: #9932CC; /* Daha koyu mürdüm moru */
    --gradient-start: #8A2BE2; /* Mor gradient başlangıcı */
    --gradient-end: #C71585; /* Koyu Pembe (Vurgu için) */
    --code-bg: #12121F; /* Kod blokları için çok koyu lacivert */
    --border-color: #3A3A5B; /* Çerçeveler için koyu mor */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-color);
    line-height: 1.7;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 25px;
}

h1, h2, h3 {
    font-family: 'Montserrat', sans-serif; /* Başlıklar için farklı font */
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-color);
}

h1 {
    font-size: 4.2em;
    text-align: center;
    text-shadow: 0 4px 10px rgba(0,0,0,0.4);
    line-height: 1.2;
}

h2.section-title {
    font-size: 3.2em;
    text-align: center;
    margin-top: 80px;
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 15px;
    letter-spacing: 1px;
}

h2.section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    border-radius: 3px;
}

p {
    font-size: 1.1em;
    margin-bottom: 18px;
    color: var(--light-text-color);
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-hover);
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: 1.2em;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); /* Daha akıcı geçiş */
    text-align: center;
    cursor: pointer;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: var(--text-color);
    box-shadow: 0 8px 25px rgba(0,0,0,0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.5);
}

.btn-primary::before { /* Parıltı efekti */
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.15);
    transform: skewX(-30deg);
    transition: all 0.7s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

.btn-primary .fab {
    margin-right: 10px;
    font-size: 1.1em;
}

/* Header */
.header {
    background-color: var(--secondary-bg);
    padding: 18px 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    font-size: 2em;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: 1px;
}

.logo .bot-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    margin-right: 12px;
    border: 3px solid var(--accent-color);
    box-shadow: 0 0 15px rgba(138, 43, 226, 0.5); /* Mor ışıltı */
    transition: transform 0.3s ease;
}

.logo .bot-avatar:hover {
    transform: rotate(10deg) scale(1.05);
}

.navbar ul {
    list-style: none;
    display: flex;
}

.navbar ul li {
    margin-left: 35px;
}

.navbar ul li a {
    font-weight: 600;
    font-size: 1.05em;
    position: relative;
    padding-bottom: 7px;
    color: var(--text-color);
    opacity: 0.85;
}

.navbar ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--gradient-end));
    bottom: 0;
    left: 0;
    transition: width 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    border-radius: 2px;
}

.navbar ul li a:hover::after,
.navbar ul li a.active::after {
    width: 100%;
}

.navbar ul li a:hover {
    opacity: 1;
}

.hamburger-menu {
    display: none; /* Mobil için varsayılan olarak gizli */
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
}

.hamburger-menu .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    border-radius: 2px;
    transition: all 0.3s ease-in-out;
}

/* Hero Section */
.hero {
    background: radial-gradient(circle at top left, var(--secondary-bg) 0%, var(--primary-bg) 70%);
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before, .hero::after { /* Dinamik arka plan elemanları */
    content: '';
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(80px);
    z-index: 0;
}

.hero::before {
    width: 300px;
    height: 300px;
    background-color: var(--gradient-start);
    top: 10%;
    left: 5%;
    animation: float1 10s infinite ease-in-out;
}

.hero::after {
    width: 400px;
    height: 400px;
    background-color: var(--gradient-end);
    bottom: 15%;
    right: 10%;
    animation: float2 12s infinite ease-in-out reverse;
}

.hero .container {
    z-index: 1;
    position: relative;
    padding: 0 40px;
}

.hero p {
    font-size: 1.4em;
    max-width: 800px;
    margin: 25px auto 50px;
    opacity: 0.9;
    color: var(--light-text-color);
}

/* Features Section */
.features {
    padding: 100px 0;
    background-color: var(--primary-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 35px;
    margin-top: 60px;
}

.feature-card {
    background-color: var(--card-bg);
    padding: 35px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.4s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
    border-color: var(--accent-hover);
}

.feature-card::before { /* Kartın üzerine parlama efekti */
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    transition: transform 0.5s ease-out;
    transform: rotate(45deg);
    opacity: 0;
}

.feature-card:hover::before {
    transform: scale(1.1) rotate(45deg);
    opacity: 1;
}


.feature-card .icon {
    font-size: 4em;
    margin-bottom: 25px;
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: transform 0.3s ease-in-out;
}

.feature-card:hover .icon {
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: 1.8em;
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature-card p {
    font-size: 1em;
    color: var(--light-text-color);
}

/* Commands Section */
.commands {
    padding: 100px 0;
    background-color: var(--secondary-bg);
}

.commands-intro {
    text-align: center;
    margin-bottom: 60px;
    font-size: 1.2em;
    color: var(--light-text-color);
}

/* Command Filters (New) */
.command-filters {
    text-align: center;
    margin-bottom: 50px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.filter-btn {
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 10px 25px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.filter-btn:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.filter-btn.active {
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    border-color: var(--gradient-end);
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    transform: translateY(-2px);
}

.commands-grid {
    display: grid;
    grid-template-columns: 1fr; /* Başlangıçta tek sütun */
    gap: 30px;
}

.command-category {
    background-color: var(--card-bg);
    border-radius: 15px;
    padding: 35px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    transition: all 0.4s ease; /* Kategori kartlarının görünürlük animasyonu */
    opacity: 0; /* JS ile kontrol edilecek */
    transform: translateY(20px); /* JS ile kontrol edilecek */
}

.command-category.visible {
    opacity: 1;
    transform: translateY(0);
}


.command-category h3 {
    font-size: 2.2em;
    margin-bottom: 30px;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    gap: 18px;
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.command-category h3 i {
    font-size: 1.1em;
}

.command-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.command-item {
    background-color: var(--code-bg);
    padding: 20px 25px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-left: 6px solid var(--accent-color);
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}

.command-item:hover {
    background-color: #1A1A2A;
    border-color: var(--gradient-end);
    transform: translateX(5px);
}

.command-item code {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 1em;
    color: #8be9fd; /* Açık mavi */
    background-color: rgba(0,0,0,0.15);
    padding: 4px 8px;
    border-radius: 5px;
    white-space: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) transparent;
}

.command-item code::-webkit-scrollbar {
    height: 6px;
}
.command-item code::-webkit-scrollbar-thumb {
    background-color: var(--accent-color);
    border-radius: 10px;
}
.command-item code::-webkit-scrollbar-track {
    background: transparent;
}

.command-item span {
    font-size: 0.95em;
    color: var(--light-text-color);
}

/* Footer Section */
.footer {
    background-color: var(--secondary-bg);
    color: var(--light-text-color);
    padding: 35px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    font-size: 0.95em;
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

.social-links a {
    font-size: 2em;
    margin: 0 12px;
    color: var(--light-text-color);
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}

/* Keyframe Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes float1 {
    0% { transform: translate(0, 0); }
    50% { transform: translate(20px, 20px); }
    100% { transform: translate(0, 0); }
}

@keyframes float2 {
    0% { transform: translate(0, 0); }
    50% { transform: translate(-20px, -20px); }
    100% { transform: translate(0, 0); }
}


/* Animation Utility Classes */
.fade-in { animation: fadeIn 0.8s ease-out forwards; opacity: 0; }
.fade-in-up { animation: fadeInUp 0.8s ease-out forwards; opacity: 0; }
.fade-in-left { animation: fadeInLeft 0.8s ease-out forwards; opacity: 0; }

/* Delay Animations */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
/* Daha fazla gecikme sınıfı eklenebilir */

/* Responsive Design */
@media (max-width: 992px) {
    .navbar ul li {
        margin-left: 25px;
    }

    h1 {
        font-size: 3.5em;
    }
    h2.section-title {
        font-size: 2.8em;
    }
    .hero p {
        font-size: 1.2em;
    }
    .feature-card h3 {
        font-size: 1.6em;
    }
    .feature-card .icon {
        font-size: 3.5em;
    }
    .command-category h3 {
        font-size: 1.9em;
    }
}

@media (max-width: 768px) {
    .header .container {
        flex-wrap: wrap; /* Hamburger menü için */
        justify-content: space-between;
    }
    .navbar {
        display: none; /* Varsayılan olarak menüyü gizle */
        width: 100%;
        margin-top: 15px;
        background-color: var(--secondary-bg);
        box-shadow: 0 5px 15px rgba(0,0,0,0.3);
        border-radius: 8px;
        padding: 10px 0;
        animation: slideDown 0.3s ease-out forwards;
    }

    .navbar.active {
        display: block; /* Aktif olduğunda göster */
    }

    .navbar ul {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .navbar ul li {
        margin: 0;
    }
    .navbar ul li a {
        display: block;
        padding: 10px 20px;
        width: 100%;
        text-align: center;
    }
    .navbar ul li a::after {
        display: none; /* Mobil menüde alt çizgiye gerek yok */
    }


    .hamburger-menu {
        display: flex; /* Hamburger menüyü göster */
    }

    .hamburger-menu.active .bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

    .hamburger-menu.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger-menu.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .hero {
        min-height: 70vh;
        padding: 60px 0;
    }
    .hero h1 {
        font-size: 2.8em;
    }
    .hero p {
        font-size: 1.1em;
    }
    h2.section-title {
        font-size: 2.2em;
    }
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    .command-list {
        grid-template-columns: 1fr;
    }
    .command-category h3 {
        font-size: 1.7em;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.6em;
    }
    .hero h1 {
        font-size: 2.2em;
    }
    .hero p {
        font-size: 0.95em;
    }
    .btn {
        padding: 12px 25px;
        font-size: 1.05em;
    }
    h2.section-title {
        font-size: 1.9em;
    }
    .feature-card h3 {
        font-size: 1.3em;
    }
    .feature-card .icon {
        font-size: 3em;
    }
    .command-category h3 {
        font-size: 1.5em;
    }
    .command-item code {
        font-size: 0.9em;
    }
    .command-filters {
        gap: 10px;
    }
    .filter-btn {
        padding: 8px 18px;
        font-size: 0.9em;
    }
}

/* Animations for mobile menu */
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}