/**
 * SADAF - Theme Home 2026
 * Clean single version - no duplicates
 */


/* ==================== CSS VARIABLES ==================== */
:root {
    --primary-50: #f0f9ff; --primary-100: #e0f2fe; --primary-200: #bae6fd;
    --primary-300: #7dd3fc; --primary-400: #38bdf8; --primary-500: #0ea5e9;
    --primary-600: #0284c7; --primary-700: #0369a1; --primary-800: #075985; --primary-900: #0c4a6e;
    --secondary-50: #faf5ff; --secondary-100: #f3e8ff; --secondary-200: #e9d5ff;
    --secondary-300: #d8b4fe; --secondary-400: #c084fc; --secondary-500: #a855f7;
    --secondary-600: #9333ea; --secondary-700: #7c3aed; --secondary-800: #6b21a8; --secondary-900: #581c87;
    --gray-50: #f8fafc; --gray-100: #f1f5f9; --gray-200: #e2e8f0; --gray-300: #cbd5e1;
    --gray-400: #94a3b8; --gray-500: #64748b; --gray-600: #475569; --gray-700: #334155;
    --gray-800: #1e293b; --gray-900: #0f172a;
    --success: #10b981; --danger: #ef4444; --warning: #f59e0b; --info: #3b82f6;
    --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
    --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;
    --space-12: 3rem; --space-16: 4rem; --space-20: 5rem;
    --radius-sm: 0.375rem; --radius-md: 0.5rem; --radius-lg: 0.75rem;
    --radius-xl: 1rem; --radius-2xl: 1.5rem; --radius-3xl: 2rem; --radius-full: 9999px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05); --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1); --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
    --shadow-2xl: 0 25px 50px rgba(0,0,0,0.25);
    --font-size-xs: 0.75rem; --font-size-sm: 0.875rem; --font-size-base: 1rem;
    --font-size-lg: 1.125rem; --font-size-xl: 1.25rem; --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem; --font-size-4xl: 2.25rem; --font-size-5xl: 3rem;
    --font-weight-medium: 500; --font-weight-semibold: 600; --font-weight-bold: 700;
    --line-height-tight: 1.25; --line-height-normal: 1.5; --line-height-relaxed: 1.625;
    --transition-fast: 150ms ease; --transition-normal: 300ms ease;
    --header-height: 4rem; --container-max-width: 1200px;
    --z-dropdown: 1000; --z-sticky: 1020; --z-fixed: 1030; --z-modal: 1050;
}

/* ==================== DARK MODE ==================== */
body.dark-mode, html.dark-mode body {
    --gray-50: #030712; --gray-100: #0a0f1a; --gray-200: #111827; --gray-300: #1e293b;
    --gray-400: #334155; --gray-500: #64748b; --gray-600: #94a3b8;
    --gray-700: #cbd5e1; --gray-800: #e2e8f0; --gray-900: #f8fafc;
    --primary-500: #38bdf8; --primary-600: #0ea5e9;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.5); --shadow-md: 0 4px 8px rgba(0,0,0,0.6);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.6); --shadow-xl: 0 20px 30px rgba(0,0,0,0.7);
    background-color: #030712 !important;
}
body.dark-mode { background-color: #030712 !important; color: var(--gray-700); }

/* ==================== RESET & BASE ==================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Vazirmatn','Vazir',sans-serif;font-size:var(--font-size-base);line-height:var(--line-height-relaxed);color:var(--gray-800);background:var(--gray-50);direction:rtl;-webkit-font-smoothing:antialiased;overflow-y:auto!important;overflow-x:hidden!important}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--space-4)}
.site-footer{text-align:center;padding:var(--space-8);color:var(--gray-500);font-size:14px}
.hidden{display:none!important}
.inline-form{display:inline}

/* ==================== HEADER (نسخه فایل اول - کاملتر) ==================== */
.modern-header{background:rgba(255,255,255,.95);backdrop-filter:blur(28px);border-bottom:1px solid rgba(0,0,0,.06);position:fixed;top:0;left:0;right:0;z-index:var(--z-sticky);height:4rem;box-shadow:0 1px 3px rgba(0,0,0,.04)}
body.dark-mode .modern-header{background:rgba(10,10,11,.92);border-bottom:1px solid rgba(255,255,255,.06)}
.header-container{max-width:1400px;margin:0 auto;height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 1.5rem;gap:1rem}
.header-left{display:flex;align-items:center;justify-content:flex-start}
.modern-logo{display:flex;align-items:center;gap:.75rem;transition:opacity .2s}
.modern-logo:hover{opacity:.8}
.logo-icon{width:2.5rem;height:2.5rem;background:linear-gradient(135deg,#6366f1,#8b5cf6);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;box-shadow:0 4px 12px rgba(99,102,241,.3)}
.logo-text{display:flex;flex-direction:column;gap:2px}
.logo-main{font-size:1.2rem;font-weight:800;color:#0f172a;line-height:1}
body.dark-mode .logo-main{color:#f1f5f9}
.logo-subtitle{font-size:.65rem;color:#64748b;font-weight:500}
body.dark-mode .logo-subtitle{color:#94a3b8}
.modern-nav{display:flex;align-items:center;justify-content:center;gap:.25rem}
.nav-link{display:flex;align-items:center;gap:.5rem;padding:.5rem .85rem;color:#475569;font-weight:600;font-size:.9rem;border-radius:10px;transition:all .2s;position:relative}
body.dark-mode .nav-link{color:#94a3b8}
.nav-link:hover{color:#0f172a;background:rgba(0,0,0,.04)}
body.dark-mode .nav-link:hover{color:#f1f5f9;background:rgba(255,255,255,.06)}
.nav-link.active{color:#6366f1;background:rgba(99,102,241,.08)}
.nav-link.active::after{content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:24px;height:2px;background:#6366f1;border-radius:var(--radius-full)}
.nav-link i{font-size:1rem}
.header-right{display:flex;align-items:center;justify-content:flex-end;gap:.5rem}
.user-menu{position:relative}
.user-trigger{display:flex;align-items:center;gap:.5rem;padding:.35rem .75rem .35rem .5rem;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;cursor:pointer;transition:all .2s}
body.dark-mode .user-trigger{background:#1e293b;border-color:#334155}
.user-trigger:hover{border-color:#6366f1}
.user-avatar{width:2rem;height:2rem;border-radius:8px;object-fit:cover}
.user-name{font-size:.85rem;font-weight:600;color:#0f172a}
body.dark-mode .user-name{color:#e2e8f0}
.user-trigger .fa-chevron-down{font-size:.65rem;color:#94a3b8}
.user-dropdown{position:absolute;top:calc(100% + 8px);left:0;min-width:200px;background:#fff;border:1px solid #e2e8f0;border-radius:14px;box-shadow:0 20px 40px rgba(0,0,0,.15);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .2s;z-index:1000;overflow:hidden}
body.dark-mode .user-dropdown{background:#1e293b;border-color:#334155}
.user-dropdown.show{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-item{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;color:#475569;font-size:.9rem;transition:all .15s}
body.dark-mode .dropdown-item{color:#94a3b8}
.dropdown-item:hover{background:rgba(99,102,241,.08);color:#6366f1}
.dropdown-item.logout{color:#ef4444}
.dropdown-divider{height:1px;background:#e2e8f0}
body.dark-mode .dropdown-divider{background:#334155}
.auth-buttons{display:flex;gap:.5rem}
.auth-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border-radius:10px;font-size:.85rem;font-weight:600;transition:all .2s}
.auth-login{background:#f8fafc;color:#475569;border:1px solid #e2e8f0}
.auth-register{background:#6366f1;color:#fff}
.auth-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.1)}
.theme-toggle{width:2.5rem;height:2.5rem;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#64748b;cursor:pointer;transition:all .2s}
body.dark-mode .theme-toggle{background:#1e293b;border-color:#334155;color:#94a3b8}
.theme-toggle:hover{background:#6366f1;color:#fff;border-color:#6366f1}
.mobile-menu-toggle{display:none;width:2.5rem;height:2.5rem;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;align-items:center;justify-content:center;color:#64748b;cursor:pointer}
body.dark-mode .mobile-menu-toggle{background:#1e293b;border-color:#334155;color:#94a3b8}
.menu-overlay{position:fixed!important;inset:0!important;background:rgba(0,0,0,.5)!important;z-index:998!important;opacity:0!important;visibility:hidden!important;transition:opacity .3s,visibility .3s!important}
.menu-overlay.show{opacity:1!important;visibility:visible!important}
.mobile-nav-header{display:none;align-items:center;justify-content:space-between;padding:1rem 1.25rem;border-bottom:1px solid #e2e8f0;margin-bottom:.5rem;position:sticky;top:0;background:#fff;z-index:2}
body.dark-mode .mobile-nav-header{background:#0f172a;border-color:#334155}
.mobile-nav-title{font-weight:700;font-size:1.1rem;color:#0f172a}
.mobile-nav-close{width:40px;height:40px;border-radius:50%;background:rgba(0,0,0,.05);border:1px solid #e2e8f0;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#64748b;transition:all .2s}
.mobile-nav-close:hover{background:#ef4444;color:#fff;border-color:#ef4444}

/* ==================== HERO (ادغام - انیمیشن فایل اول با رنگ فایل دوم) ==================== */
.hero-section{background:linear-gradient(135deg,var(--primary-500)0%,var(--secondary-500)100%);color:#fff;padding:var(--space-20)0 var(--space-16);margin-top:var(--header-height);position:relative;overflow:hidden}
body.dark-mode .hero-section{background:linear-gradient(160deg,#0c0c0e 0%,#0f172a 45%,#0e1a2e 100%)!important}
.hero-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 80% 50% at 70% 20%,rgba(255,255,255,0.08),transparent 50%),radial-gradient(ellipse 60% 40% at 20% 80%,rgba(255,255,255,0.06),transparent 50%);pointer-events:none}
.hero-container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--space-4);display:grid;grid-template-columns:1fr 1fr;gap:var(--space-12);align-items:center;position:relative;z-index:1}
.hero-content{animation:fadeInUp 1s ease-out}
.hero-title{font-size:clamp(var(--font-size-3xl),5vw,var(--font-size-5xl));font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);margin-bottom:var(--space-4);letter-spacing:-0.03em}
.hero-highlight{background:linear-gradient(135deg,#fff 0%,rgba(255,255,255,0.85)40%,#fbbf2470%,#f59e0b100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shimmer 3s ease-in-out infinite;background-size:200%100%}
@keyframes shimmer{0%,100%{background-position:0%50%}50%{background-position:100%50%}}
.hero-subtitle{font-size:clamp(var(--font-size-base),2vw,var(--font-size-lg));opacity:0.9;margin-bottom:var(--space-8);line-height:1.7}
.hero-stats{display:flex;gap:var(--space-6);flex-wrap:wrap}
.stat-item{background:rgba(255,255,255,0.12);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,0.2);border-radius:20px;padding:1.25rem 1.5rem;text-align:center;min-width:100px;transition:all .3s ease;position:relative;overflow:hidden}
.stat-item:hover{transform:translateY(-4px);border-color:rgba(255,255,255,0.4);box-shadow:0 12px 30px rgba(0,0,0,0.2)}
.stat-number{display:block;font-size:2rem;font-weight:700;line-height:1.2;margin-bottom:0.25rem;background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 50%,#60a5fa 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-0.02em}
.stat-label{font-size:0.8rem;opacity:0.75;font-weight:500}
.hero-visual{position:relative;height:340px;display:flex;align-items:center;justify-content:center;perspective:1000px}
.floating-elements{position:relative;width:260px;height:260px;display:grid;grid-template-columns:repeat(2,1fr);grid-template-rows:repeat(2,1fr);gap:28px;place-items:center;transform-style:preserve-3d;animation:containerFloat 8s ease-in-out infinite}
.floating-card{width:88px;height:88px;background:rgba(255,255,255,0.1);backdrop-filter:blur(24px)saturate(180%);border:1px solid rgba(255,255,255,0.25);border-radius:22px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.8rem;box-shadow:0 10px 30px rgba(0,0,0,0.25),inset 0 1px 0 rgba(255,255,255,0.1);animation:cardFloat 5s ease-in-out infinite;transition:all 0.4s cubic-bezier(0.25,0.8,0.25,1.2)}
.floating-card.card-1{animation-delay:0s}.floating-card.card-2{animation-delay:1.2s}.floating-card.card-3{animation-delay:2.4s}.floating-card.card-4{animation-delay:3.6s}
.floating-card:hover{transform:scale(1.15)rotateZ(-5deg)translateY(-8px);box-shadow:0 20px 45px rgba(0,0,0,0.4),0 0 30px rgba(255,255,255,0.15),inset 0 1px 0 rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.5);z-index:10}
@keyframes cardFloat{0%,100%{transform:translateY(0)rotateX(0)rotateY(0)scale(1)}20%{transform:translateY(-14px)rotateX(3deg)rotateY(-5deg)scale(1.03)}40%{transform:translateY(-6px)rotateX(-2deg)rotateY(4deg)scale(0.98)}60%{transform:translateY(-18px)rotateX(5deg)rotateY(-2deg)scale(1.05)}80%{transform:translateY(-8px)rotateX(-4deg)rotateY(3deg)scale(0.97)}}
@keyframes containerFloat{0%,100%{transform:rotateY(0deg)}50%{transform:rotateY(8deg)}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}

/* ==================== FILTERS ==================== */
.filters-section{background:rgba(255,255,255,.8);backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.08);padding:var(--space-8)0}
body.dark-mode .filters-section{background:rgba(10,15,26,.95);border-color:rgba(255,255,255,.1)}
.filters-grid{display:flex;gap:var(--space-3);flex-wrap:wrap;justify-content:center;overflow-x:auto;padding-bottom:8px}
.filter-chip{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2)var(--space-4);background:rgba(255,255,255,.8);border:1px solid var(--gray-300);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--gray-700);transition:var(--transition-fast);cursor:pointer;white-space:nowrap}
.filter-chip:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.filter-chip.active{background:linear-gradient(135deg,var(--primary-500),var(--primary-600));color:#fff;border-color:var(--primary-500)}
body.dark-mode .filter-chip{background:rgba(30,41,59,.9);border-color:rgba(56,189,248,.3);color:var(--gray-600)}
body.dark-mode .filter-chip:hover{background:rgba(56,189,248,.15);color:var(--primary-500)}
.category-filter{background:rgba(168,85,247,0.1);border-color:rgba(168,85,247,0.3);color:var(--secondary-600)}
.category-filter.active{background:linear-gradient(135deg,var(--secondary-500),var(--secondary-600));color:#fff}

/* ==================== MAIN CONTENT ==================== */
.main-content{padding:var(--space-12)0;background:var(--gray-50)}
body.dark-mode .main-content{background:transparent}

/* ==================== POSTS GRID ==================== */
.posts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:1.5rem}

/* ==================== LOADER ==================== */
.loader{display:none;text-align:center;padding:var(--space-12)}
.loader.active{display:block}
.loader p{color:var(--gray-500);font-size:var(--font-size-lg);margin-top:1rem}
.loader-spinner{display:flex;justify-content:center;align-items:center;gap:var(--space-1);margin-bottom:var(--space-4)}
.spinner-ring{width:32px;height:32px;border:3px solid var(--gray-200);border-top:3px solid var(--primary-500);border-radius:50%;animation:spin 1s linear infinite}
.spinner-ring:nth-child(2){animation-delay:0.2s}
.spinner-ring:nth-child(3){animation-delay:0.4s}
.spinner-ring:nth-child(4){animation-delay:0.6s}
@keyframes spin{to{transform:rotate(360deg)}}

/* ==================== SLIDER ==================== */
.slider-wrapper{position:relative;margin:2rem 0;padding:0 1.5rem}
.slider-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding:0 .5rem}
.slider-header h3{margin:0;font-size:1.15rem;font-weight:700;color:var(--gray-800);display:flex;align-items:center;gap:.5rem}
.slider-header h3 i{color:var(--primary-500)}
.slider-arrows{display:flex;gap:8px}
.slider-arrows .arrow{width:34px;height:34px;border-radius:10px;border:1px solid var(--gray-300);background:#fff;color:var(--gray-600);cursor:pointer;font-size:1.2rem;display:flex;align-items:center;justify-content:center;transition:var(--transition-fast)}
.slider-arrows .arrow:hover{background:var(--primary-500);border-color:var(--primary-500);color:#fff}
.slider{display:flex;gap:1rem;overflow-x:auto;scroll-behavior:smooth;scrollbar-width:none;padding:.5rem .5rem 1rem;scroll-snap-type:x mandatory}
.slider::-webkit-scrollbar{display:none}
.slide{flex:0 0 auto;width:280px;min-width:280px;max-width:280px;scroll-snap-align:start}
.slide .post-card{width:100%;height:100%;border-radius:16px;overflow:hidden;background:var(--gray-50)!important;border:1px solid var(--gray-200)!important;box-shadow:var(--shadow-sm)!important;position:relative!important;display:flex!important;flex-direction:column!important;padding:0!important}
.slide .post-media{position:relative!important;width:100%!important;height:200px!important;min-height:200px!important;max-height:200px!important;flex-shrink:0!important;overflow:hidden!important}
.slide .post-media img{position:absolute!important;inset:0!important;width:100%!important;height:100%!important;object-fit:cover!important}
.slide .post-content{position:relative!important;padding:.75rem 1rem!important;flex:1!important}
.slide .post-title{color:var(--gray-800)!important;font-size:.9rem!important;font-weight:600!important;margin-bottom:.25rem!important}
.slide .post-content p{color:var(--gray-500)!important;font-size:.78rem!important}
.slide .post-header,.slide .post-footer{display:none!important}
.slider-meta{display:flex;gap:.75rem;font-size:.72rem;color:var(--gray-400);margin-top:.5rem;padding-top:.4rem;border-top:1px solid var(--gray-200)}
.slider-meta span{display:flex;align-items:center;gap:3px}
.slider-badge{display:inline-flex;padding:2px 10px;border-radius:14px;font-size:.7rem;font-weight:600;color:#fff;margin-bottom:.4rem}
.slider-dots{display:flex;justify-content:center;margin-top:.25rem;gap:8px}
.slider-dots .dot{width:8px;height:8px;border-radius:50%;background:var(--gray-300);transition:all .3s ease;cursor:pointer}
.slider-dots .dot.active{background:var(--primary-500);transform:scale(1.4);width:24px;border-radius:12px}
.mask-left,.mask-right{display:none}

/* ==================== FEATURED BADGE ==================== */
.featured-badge{position:absolute;top:10px;right:10px;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;padding:4px 10px;border-radius:20px;font-size:.7rem;font-weight:600;display:flex;align-items:center;gap:4px;z-index:10;box-shadow:0 2px 8px rgba(245,158,11,0.3)}

/* ==================== BACK TO TOP ==================== */
.back-to-top{position:fixed;bottom:var(--space-6);left:var(--space-6);width:48px;height:48px;background:linear-gradient(135deg,var(--primary-500),var(--primary-600));border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:var(--shadow-xl);opacity:0;visibility:hidden;transition:var(--transition-normal);z-index:var(--z-fixed);cursor:pointer}
.back-to-top.show{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-4px)scale(1.1)}
.back-to-top-content{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:var(--font-size-xs)}

/* ==================== END MESSAGE ==================== */
.end-message{display:none;max-width:420px;margin:3rem auto;padding:2.5rem 2rem;text-align:center;background:#fff;border:1px solid var(--gray-200);border-radius:20px;box-shadow:var(--shadow-lg)}
.end-message.show{display:block}
.end-message .end-icon{width:64px;height:64px;margin:0 auto 1.25rem;display:flex;align-items:center;justify-content:center;background:rgba(14,165,233,0.1);border-radius:50%;color:var(--primary-500);font-size:1.75rem}
.end-message h3{color:var(--gray-800);font-size:1.15rem;font-weight:600}
.end-message p{color:var(--gray-500);font-size:0.9rem}
body.dark-mode .end-message{background:rgba(30,41,59,0.8);border-color:var(--gray-700)}
body.dark-mode .end-message h3{color:var(--gray-800)}

/* ==================== MODAL ==================== */
.modern-modal{position:fixed;inset:0;z-index:var(--z-modal);opacity:0;visibility:hidden;transition:var(--transition-normal)}
.modern-modal.show{opacity:1;visibility:visible}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.6);backdrop-filter:blur(8px)}
.modal-container{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:var(--space-4)}
.modal-content-wrapper{background:rgba(255,255,255,0.95);backdrop-filter:blur(20px);border-radius:var(--radius-3xl);width:100%;max-width:900px;max-height:90vh;overflow:hidden;box-shadow:var(--shadow-2xl);display:grid;grid-template-columns:1fr 400px;animation:modalSlideIn 0.4s ease-out}
body.dark-mode .modal-content-wrapper{background:rgba(15,23,42,0.95)}
.modal-header{position:absolute;top:0;left:0;right:0;z-index:10;padding:var(--space-4);display:flex;justify-content:flex-end}
.modal-close-btn{width:40px;height:40px;background:rgba(255,255,255,0.9);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--gray-600);transition:var(--transition-fast);box-shadow:var(--shadow-md)}
.modal-close-btn:hover{background:#fff;transform:scale(1.1)}
.modal-media-section{background:var(--gray-900);position:relative}
.modal-media-container{height:100%;display:flex;align-items:center;justify-content:center}
.modal-info-section{padding:var(--space-6);overflow-y:auto}
@keyframes modalSlideIn{from{opacity:0;transform:scale(.9)translateY(20px)}to{opacity:1;transform:scale(1)translateY(0)}}

/* ==================== SINGLE POST ==================== */
.single-post-wrapper{width:100%;margin:0 auto;padding:var(--space-6)var(--space-4)}
@media(min-width:992px){.single-post-wrapper{width:80%;max-width:80%}}
.single-post{background:rgba(255,255,255,0.9);backdrop-filter:blur(20px);border:1px solid rgba(0,0,0,0.08);border-radius:var(--radius-2xl);padding:var(--space-8);box-shadow:var(--shadow-xl);margin-bottom:var(--space-8)}
body.dark-mode .single-post{background:rgba(30,41,59,0.9);border-color:rgba(255,255,255,0.1)}

/* ==================== COMMENTS ==================== */
.comment-item{display:flex;gap:var(--space-4);background:var(--gray-50);padding:var(--space-4);border-radius:var(--radius-xl);border:1px solid var(--gray-200);margin-bottom:var(--space-4)}
body.dark-mode .comment-item{background:var(--gray-300);border-color:var(--gray-400)}
.comment-avatar{width:48px;height:48px;border-radius:50%;overflow:hidden;flex-shrink:0}
.comment-avatar img{width:100%;height:100%;object-fit:cover}
.comment-content{flex:1}
.comment-author{font-weight:var(--font-weight-semibold);color:var(--gray-800);font-size:var(--font-size-sm)}
.comment-text{color:var(--gray-600);line-height:var(--line-height-relaxed);font-size:var(--font-size-sm);margin-top:var(--space-2)}
.comment-form input,.comment-form textarea{width:100%;padding:var(--space-3);border:1px solid var(--gray-300);border-radius:var(--radius-lg);font-family:inherit;font-size:var(--font-size-sm);background:#fff;color:var(--gray-800)}
body.dark-mode .comment-form input,body.dark-mode .comment-form textarea{background:var(--gray-700);border-color:var(--gray-600);color:var(--gray-200)}
.comment-form textarea{min-height:100px;resize:vertical}

/* ==================== RESPONSIVE ==================== */
@media(max-width:1024px){
    .hero-container{grid-template-columns:1fr;text-align:center}
    .hero-visual{height:300px}
    .floating-card{width:60px;height:60px;font-size:var(--font-size-xl)}
    .hero-stats{justify-content:center}
}
@media(max-width:900px){
    .header-container{grid-template-columns:1fr auto;padding:0 1rem}
    .modern-nav{display:none;position:fixed!important;top:4rem!important;left:0!important;right:0!important;bottom:0!important;height:calc(100vh - 4rem)!important;background:#fff!important;flex-direction:column;padding:1rem;gap:.25rem;z-index:999;overflow-y:auto!important;justify-content:flex-start}
    body.dark-mode .modern-nav{background:#0f172a!important}
    .modern-nav.show,.modern-nav.mobile-open{display:flex!important}
    .mobile-nav-header{display:flex}
    .mobile-menu-toggle{display:flex}
    .nav-link{width:100%;justify-content:flex-start;padding:.75rem 1rem}
    .header-right .user-name{display:none}
    .auth-buttons .auth-btn span{display:none}
}
@media(max-width:768px){
    .hero-section{padding:var(--space-8)0 var(--space-6)}
    .hero-visual{display:none}
    .hero-title{font-size:var(--font-size-2xl)}
    .hero-stats{gap:var(--space-4)}
    .posts-grid{grid-template-columns:1fr;gap:1rem}
    .slide{width:80%;min-width:80%;max-width:80%}
    .slide .post-media{height:170px}
    .slider{gap:.5rem}
    .slider-wrapper{padding:0 .75rem}
}
@media(max-width:480px){
    .logo-subtitle{display:none}
    .header-container{padding:0 .75rem}
    .hero-title{font-size:var(--font-size-xl)}
    .filter-chip{padding:var(--space-2)var(--space-3);font-size:var(--font-size-xs)}
    .back-to-top{bottom:var(--space-4);left:var(--space-4);width:44px;height:44px}
}
@media(min-width:768px)and(max-width:1023px){
    .slide{width:320px;min-width:320px;max-width:320px}
    .slide .post-media{height:200px}
    .mask-left,.mask-right{display:block;position:absolute;top:50px;bottom:0;width:60px;pointer-events:none;z-index:2}
    .mask-right{right:1.5rem;background:linear-gradient(to right,transparent,var(--gray-50))}
    .mask-left{left:1.5rem;background:linear-gradient(to left,transparent,var(--gray-50))}
}
@media(min-width:1024px){
    .slide{width:340px;min-width:340px;max-width:340px}
    .slide .post-media{height:210px}
    .slider{gap:1.25rem}
    .mask-left,.mask-right{display:block;position:absolute;top:50px;bottom:0;width:60px;pointer-events:none;z-index:2}
    .mask-right{right:1.5rem;background:linear-gradient(to right,transparent,var(--gray-50))}
    .mask-left{left:1.5rem;background:linear-gradient(to left,transparent,var(--gray-50))}
}