/* =====================================================
   GLOBAL STYLES - BİR PERİ MASALI
   ===================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

html, body {
    max-width: 100vw;
    overflow-x: hidden;
    scroll-behavior: smooth;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

/* ULTRA-FORCE NAVIGATION SABITLENDI */
.bottom-nav {
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100vw !important;
    height: auto !important;
    z-index: 99999 !important;
    display: flex !important;
    justify-content: space-around !important;
    align-items: center !important;
    visibility: visible !important;
    opacity: 1 !important;
    background: rgba(26, 26, 26, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    border-top: 1px solid #262626 !important;
    padding: 10px 0 25px !important;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1) !important;
    transform: none !important;
    margin: 0 !important;
    pointer-events: auto !important;
}

.bottom-nav .nav-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    color: rgba(255, 255, 255, 0.5) !important;
    cursor: pointer !important;
    padding: 8px 12px !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    pointer-events: auto !important;
    text-decoration: none !important;
}

.bottom-nav .nav-item:hover,
.bottom-nav .nav-item.active {
    color: var(--primary) !important;
    transform: scale(1.1) !important;
}

.bottom-nav .nav-item i {
    font-size: 20px !important;
    margin-bottom: 4px !important;
}

.bottom-nav .nav-item span {
    font-size: 10px !important;
    font-weight: 500 !important;
}

:root {
    /* Instagram Theme */
    --primary: #E4405F;
    --secondary: #FFDC80;
    --dark: #000000;
    --light: #FFFFFF;
    --accent: #FF3040;
    --bg-gradient: linear-gradient(135deg, #833ab4 0%, #fd1d1d 50%, #fcb045 100%);
    --card-bg: #1a1a1a;
    --text-secondary: #8e8e8e;
    --border-color: #262626;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 4 TEMA SİSTEMİ - FULL ENTEGRASYON */
.theme-instagram {
    --primary: #E4405F;
    --secondary: #FFDC80;
    --dark: #000000;
    --light: #FFFFFF;
    --accent: #FF3040;
    --bg-gradient: linear-gradient(135deg, #833ab4 0%, #fd1d1d 50%, #fcb045 100%);
    --card-bg: #1a1a1a;
    --text-secondary: #8e8e8e;
    --border-color: #262626;
    --nav-bg: rgba(26, 26, 26, 0.95);
    --nav-text: rgba(255, 255, 255, 0.5);
    --nav-active: #E4405F;
}

.theme-tiktok {
    --primary: #FF0050;
    --secondary: #25F4EE;
    --dark: #000000;
    --light: #FFFFFF;
    --accent: #FE2C55;
    --bg-gradient: linear-gradient(135deg, #000000 0%, #FF0050 50%, #25F4EE 100%);
    --card-bg: #161823;
    --text-secondary: #8a8b91;
    --border-color: #2F2F2F;
    --nav-bg: rgba(22, 24, 35, 0.95);
    --nav-text: rgba(255, 255, 255, 0.6);
    --nav-active: #FF0050;
}


.theme-dark {
    --primary: #BB86FC;
    --secondary: #03DAC6;
    --dark: #121212;
    --light: #E1E1E1;
    --accent: #CF6679;
    --bg-gradient: linear-gradient(135deg, #121212 0%, #BB86FC 50%, #03DAC6 100%);
    --card-bg: #1F1F1F;
    --text-secondary: #B3B3B3;
    --border-color: #333333;
    --nav-bg: rgba(31, 31, 31, 0.95);
    --nav-text: rgba(187, 134, 252, 0.7);
    --nav-active: #BB86FC;
}

body {
    font-family: 'Playfair Display', serif;
    background: var(--dark);
    color: var(--light);
    overflow-x: hidden !important; /* SAĞA-SOLA KAYMA YASAK */
    overflow-y: auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background 0.4s ease, color 0.4s ease;
    width: 100vw;
    min-height: 100vh;
    position: relative;
    /* Mobil touch optimizasyonu */
    touch-action: pan-y pinch-zoom; /* Sadece dikey scroll */
    -webkit-overflow-scrolling: touch;
}

/* Tema değişiminde tüm elementler smooth geçiş */
* {
    transition: background-color 0.4s ease, 
                color 0.4s ease, 
                border-color 0.4s ease,
                box-shadow 0.4s ease;
}

/* BOTTOM NAVIGATION - UNIVERSAL */
.bottom-nav {
    position: fixed !important;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100vw;
    background: var(--nav-bg, rgba(26, 26, 26, 0.95));
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    display: flex !important;
    justify-content: space-around;
    align-items: center;
    padding: 10px 0 25px;
    z-index: 9999 !important;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    visibility: visible !important;
    opacity: 1 !important;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--nav-text, rgba(255, 255, 255, 0.5));
    font-size: 12px;
    padding: 5px 10px;
    border-radius: 8px;
}

.nav-item.active {
    color: var(--nav-active, var(--primary));
    background: rgba(var(--primary-rgb, 228, 64, 95), 0.1);
}

.nav-item:hover {
    color: var(--nav-active, var(--primary));
    background: rgba(var(--primary-rgb, 228, 64, 95), 0.15);
}

.nav-item i {
    font-size: 20px;
    margin-bottom: 2px;
}

/* COMMON BUTTONS */
.btn {
    background: var(--bg-gradient);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

/* COMMON INPUTS */
.form-input {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    padding: 15px 20px;
    font-size: 16px;
    color: var(--light);
    outline: none;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(228, 64, 95, 0.3);
}

.form-input::placeholder {
    color: var(--text-secondary);
}

/* LOADING ANIMATION */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* RESPONSIVE */
@media (max-width: 480px) {
    .bottom-nav {
        padding: 8px 0 20px;
    }
    
    .nav-item {
        font-size: 11px;
        padding: 4px 8px;
    }
    
    .nav-item i {
        font-size: 18px;
    }
}

/* UTILITY CLASSES */
.hidden {
    display: none !important;
}

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

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

.slideUp {
    animation: slideUp 0.3s ease-out;
}

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

/* =====================================================
   ADD OPTIONS POPUP - INSTAGRAM STYLE
   ===================================================== */

.add-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.add-popup-overlay.show {
    opacity: 1;
}

.add-options-popup {
    position: fixed;
    bottom: 100px;
    left: 20px;
    right: 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 20px;
    z-index: 10001;
    max-height: 70vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.add-options-popup.show {
    transform: translateY(0);
    opacity: 1;
}

.add-option {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}

.add-option:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    transform: translateX(5px);
}

.add-option-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    flex-shrink: 0;
}

.add-option-icon.photo {
    background: linear-gradient(135deg, #FF6B6B, #FF8E8E);
}

.add-option-icon.video {
    background: linear-gradient(135deg, #4ECDC4, #44A08D);
}

.add-option-icon.music {
    background: linear-gradient(135deg, #A8E6CF, #7FCDCD);
}

.add-option-icon.story {
    background: linear-gradient(135deg, #FFD93D, #FF6B6B);
}

.add-option-content {
    flex: 1;
}

.add-option-content h4 {
    color: var(--light);
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 4px 0;
}

.add-option-content p {
    color: var(--text-secondary);
    font-size: 13px;
    margin: 0;
    line-height: 1.3;
}

/* Mobile Optimization */
@media (max-width: 480px) {
    .add-options-popup {
        left: 15px;
        right: 15px;
        bottom: 90px;
        padding: 15px;
        max-height: 60vh;
    }
    
    .add-option {
        padding: 12px;
        gap: 12px;
    }
    
    .add-option-icon {
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
    
    .add-option-content h4 {
        font-size: 15px;
    }
    
    .add-option-content p {
        font-size: 12px;
    }
}