/* ============================================
   Cici.gen.tr - Şirin Sohbet Teması
   ============================================ */

/* CSS Variables - Pastel Renk Paleti */
:root {
    /* Pastel Renkler */
    --cici-pink: #FFB6C1;
    --cici-pink-dark: #FF91A4;
    --cici-purple: #DDA0DD;
    --cici-purple-dark: #DA70D6;
    --cici-blue: #B0E0E6;
    --cici-blue-dark: #87CEEB;
    --cici-yellow: #FFFACD;
    --cici-yellow-dark: #FFE4B5;
    --cici-green: #98FB98;
    --cici-green-dark: #90EE90;
    
    /* Nötr Renkler */
    --cici-white: #FFFFFF;
    --cici-gray-light: #F8F9FA;
    --cici-gray: #E9ECEF;
    --cici-gray-dark: #6C757D;
    --cici-dark: #2C3E50;
    --cici-dark-card: #34495E;
    
    /* Text Renkleri */
    --text-dark: #2C3E50;
    --text-light: #FFFFFF;
    --text-gray: #6C757D;
    
    /* Gradients - Resim renklerine uyumlu */
    --gradient-cici: linear-gradient(135deg, #FFB6C1 0%, #DDA0DD 50%, #B0E0E6 100%);
    --gradient-pink: linear-gradient(135deg, #FFB6C1 0%, #FF91A4 100%);
    --gradient-purple: linear-gradient(135deg, #DDA0DD 0%, #DA70D6 100%);
    --gradient-soft: linear-gradient(135deg, #FFFACD 0%, #FFB6C1 50%, #DDA0DD 100%);
    --gradient-image: linear-gradient(135deg, rgba(255, 182, 193, 0.1) 0%, rgba(221, 160, 221, 0.1) 50%, rgba(176, 224, 230, 0.1) 100%);
    
    /* Shadows - Resim renklerine uyumlu yumuşak gölgeler */
    --shadow-soft: 0 4px 20px rgba(255, 182, 193, 0.15);
    --shadow-medium: 0 8px 30px rgba(255, 182, 193, 0.2);
    --shadow-strong: 0 15px 50px rgba(255, 182, 193, 0.25);
    --shadow-dark: 0 10px 40px rgba(0, 0, 0, 0.15);
    --shadow-image: 0 8px 24px rgba(255, 182, 193, 0.2);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --cici-white: #1A1A2E;
    --cici-gray-light: #16213E;
    --cici-gray: #0F3460;
    --text-dark: #E9ECEF;
    --text-gray: #ADB5BD;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Inter', 'Segoe UI', 'Comic Sans MS', 'Trebuchet MS', sans-serif;
    background: linear-gradient(180deg, #FFFFFF 0%, rgba(255, 182, 193, 0.03) 50%, rgba(221, 160, 221, 0.02) 100%);
    background-attachment: fixed;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

[data-theme="dark"] body {
    background: var(--cici-gray-light);
    color: var(--text-dark);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    background: var(--gradient-cici);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(255, 182, 193, 0.15);
    z-index: 1000;
    border-bottom: 2px solid rgba(255, 182, 193, 0.3);
    transition: var(--transition);
    will-change: transform;
    contain: layout style paint;
}

[data-theme="dark"] header {
    background: rgba(26, 26, 46, 0.98);
    border-bottom-color: rgba(255, 182, 193, 0.3);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    text-decoration: none;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-cici);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    animation: pulse 2s ease-in-out infinite;
}

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

.logo:hover .logo-icon {
    animation: bounce 0.6s ease;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main-text {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-cici);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-domain {
    font-size: 0.85rem;
    color: var(--cici-pink-dark);
    font-weight: 600;
}

/* Navigation */
nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

nav a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-dark);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    transition: var(--transition);
    position: relative;
}

nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-cici);
    transition: var(--transition);
}

nav a:hover::before {
    width: 80%;
}

nav a:hover {
    color: var(--cici-pink-dark);
    transform: translateY(-2px);
}

/* Buttons */
.btn, .btn-main {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: var(--gradient-cici);
    color: var(--cici-white);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
    text-align: center;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    min-height: 44px;
    min-width: 44px;
    will-change: transform;
    position: relative;
    overflow: hidden;
}

.btn::before, .btn-main::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before, .btn-main:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover, .btn-main:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.btn:active, .btn-main:active {
    transform: translateY(-1px);
}

@media (hover: none) {
    .btn:hover, .btn-main:hover {
        transform: none;
    }
}

.btn-main {
    background: var(--gradient-cici);
    box-shadow: var(--shadow-medium);
    font-size: 1.1rem;
    padding: 1rem 2.5rem;
}

/* Theme Toggle */
.theme-toggle {
    background: transparent;
    border: 2px solid var(--cici-pink);
    color: var(--cici-pink-dark);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
}

.theme-toggle:hover {
    background: var(--cici-pink);
    color: var(--cici-white);
    transform: rotate(15deg) scale(1.1);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    touch-action: manipulation;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--cici-pink-dark);
    border-radius: 3px;
    transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    margin-top: 100px;
    min-height: calc(100vh - 100px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    gap: 4rem;
    background: transparent;
}

.hero-left {
    flex: 1;
    animation: fadeInLeft 0.8s ease-out;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-left h1 {
    margin-bottom: 1.5rem;
}

.hero-left p {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

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

.hero-right {
    flex: 1;
    animation: fadeInRight 0.8s ease-out;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Features Section */
.features {
    padding: 5rem 2rem;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.5) 0%, rgba(255, 182, 193, 0.05) 100%);
}

[data-theme="dark"] .features {
    background: var(--cici-gray);
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.9);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(255, 182, 193, 0.12);
    transition: var(--transition);
    border: 2px solid rgba(255, 182, 193, 0.1);
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
    backdrop-filter: blur(10px);
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(255, 182, 193, 0.2);
    border-color: rgba(255, 182, 193, 0.4);
    background: rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .feature-card {
    background: var(--cici-dark-card);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.feature-card h3 {
    color: var(--cici-pink-dark);
    margin-bottom: 1rem;
}

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

/* Content Sections */
.content-section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.content-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

/* Footer */
footer {
    background: var(--cici-dark);
    color: var(--cici-white);
    padding: 3rem 2rem;
    text-align: center;
}

[data-theme="dark"] footer {
    background: var(--cici-gray);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.footer-links a {
    color: var(--cici-white);
    font-weight: 600;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--cici-pink);
    transform: translateY(-2px);
}

/* Form Styles */
.chat-form {
    max-width: 500px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--cici-pink);
    border-radius: 15px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--cici-gray-light);
    color: var(--text-dark);
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    min-height: 44px;
    -webkit-appearance: none;
    appearance: none;
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--cici-pink);
    color: var(--text-light);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cici-pink-dark);
    box-shadow: 0 0 20px rgba(255, 182, 193, 0.3);
    transform: scale(1.02);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        padding: 0 1rem;
    }
    
    nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--cici-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-medium);
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        z-index: 999;
    }
    
    [data-theme="dark"] nav {
        background: var(--cici-dark-card);
    }
    
    nav.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        flex-direction: column;
        gap: 2rem;
        padding: 2rem 1rem;
    }
    
    .hero-left {
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Animations */
.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Animations */
@media (prefers-reduced-motion: no-preference) {
    .feature-card {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .feature-card.visible {
        opacity: 1;
        transform: translateY(0);
    }
}