/* ===== AI Image Studio — Pure CSS (White & Blue Theme) ===== */

/* --- Variables --- */
:root {
    --blue-50: #eff6ff; --blue-100: #dbeafe; --blue-200: #bfdbfe;
    --blue-300: #93c5fd; --blue-400: #60a5fa; --blue-500: #3b82f6;
    --blue-600: #2563eb; --blue-700: #1d4ed8; --blue-800: #1e40af;
    --cyan-500: #06b6d4; --cyan-600: #0891b2;
    --slate-50: #f8fafc; --slate-100: #f1f5f9; --slate-200: #e2e8f0;
    --slate-300: #cbd5e1; --slate-400: #94a3b8; --slate-500: #64748b;
    --slate-600: #475569; --slate-700: #334155; --slate-800: #1e293b;
    --slate-900: #0f172a;
    --green-500: #10b981; --green-600: #059669;
    --red-500: #ef4444; --red-600: #dc2626;
    --amber-500: #f59e0b; --pink-500: #ec4899; --indigo-500: #6366f1;
    --white: #ffffff;
    --bg: #f8fafc;
    --surface: #ffffff;
    --text: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --radius: 14px;
    --radius-sm: 10px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.04), 0 1px 3px rgba(0,0,0,.06);
    --shadow: 0 4px 6px rgba(0,0,0,.04), 0 2px 4px rgba(0,0,0,.04);
    --shadow-md: 0 10px 25px rgba(37,99,235,.08), 0 4px 10px rgba(0,0,0,.04);
    --shadow-lg: 0 20px 50px rgba(37,99,235,.12), 0 8px 20px rgba(0,0,0,.06);
    --shadow-blue: 0 8px 24px rgba(37,99,235,.18);
    --transition: .3s cubic-bezier(.4,0,.2,1);
    --sidebar-w: 260px;
}

/* --- Reset --- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{
    font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
    background:var(--bg);color:var(--text);line-height:1.6;
    -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{cursor:pointer;border:none;background:none;font-family:inherit;font-size:inherit}
input,textarea,select{font-family:inherit;font-size:inherit;outline:none}
img{max-width:100%;display:block}
.hidden{display:none!important}

/* --- Scrollbar --- */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--slate-300);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--slate-400)}

/* --- Typography --- */
.gradient-text{
    background:linear-gradient(135deg,var(--blue-600),var(--cyan-500));
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;
    background-clip:text;
}

/* --- Buttons --- */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    padding:10px 22px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;
    transition:all var(--transition);white-space:nowrap;border:1px solid transparent;
}
.btn-sm{padding:6px 14px;font-size:13px}
.btn-lg{padding:14px 32px;font-size:16px}
.btn-block{width:100%}
.btn-primary{
    background:linear-gradient(135deg,var(--blue-600),var(--blue-500));
    color:#fff;box-shadow:var(--shadow-blue);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(37,99,235,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:rgba(37,99,235,.06);color:var(--blue-600);border-color:var(--blue-200)}
.btn-ghost:hover{background:rgba(37,99,235,.12)}
.btn-danger{background:var(--red-500);color:#fff}
.btn-danger:hover{background:var(--red-600)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}

/* --- Logo --- */
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:700}
.logo-icon{
    display:inline-flex;align-items:center;justify-content:center;
    width:36px;height:36px;border-radius:10px;
    background:linear-gradient(135deg,var(--blue-600),var(--cyan-500));
    color:#fff;font-size:14px;font-weight:800;letter-spacing:-.5px;
}
.logo-text{font-size:18px;color:var(--slate-800)}

/* --- Spinner --- */
.spinner{
    display:inline-block;width:20px;height:20px;
    border:2.5px solid rgba(37,99,235,.2);border-top-color:var(--blue-600);
    border-radius:50%;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* --- Reveal Animation --- */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease;transition-delay:var(--delay,0s)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ===== PUBLIC NAV ===== */
.public-nav{
    position:fixed;top:0;left:0;right:0;z-index:100;
    background:rgba(255,255,255,.85);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--border);
}
.nav-container{
    max-width:1200px;margin:0 auto;padding:0 24px;height:64px;
    display:flex;align-items:center;justify-content:space-between;
}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{padding:8px 16px;border-radius:8px;font-size:14px;font-weight:500;color:var(--slate-600);transition:all var(--transition)}
.nav-links a:hover{color:var(--blue-600);background:var(--blue-50)}
.nav-toggle{display:none;padding:8px}

/* ===== LANDING: Hero ===== */
.public-main{padding-top:64px}
.hero{position:relative;min-height:90vh;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-grid{
    position:absolute;inset:0;
    background-image:linear-gradient(rgba(37,99,235,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.04) 1px,transparent 1px);
    background-size:48px 48px;
    mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 40%,transparent 100%);
    -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 40%,transparent 100%);
}
.hero-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;animation:float 8s ease-in-out infinite}
.orb-1{width:400px;height:400px;background:var(--blue-300);top:-100px;right:10%;animation-delay:0s}
.orb-2{width:350px;height:350px;background:var(--cyan-500);opacity:.3;bottom:-50px;left:5%;animation-delay:2s}
.orb-3{width:300px;height:300px;background:var(--blue-400);opacity:.3;top:40%;left:50%;animation-delay:4s}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(30px,-30px)}}

.hero-content{position:relative;z-index:1;text-align:center;padding:40px 24px;max-width:760px}
.hero-badge{
    display:inline-flex;align-items:center;gap:8px;padding:6px 16px;
    background:var(--blue-50);border:1px solid var(--blue-200);
    border-radius:999px;font-size:13px;font-weight:500;color:var(--blue-700);margin-bottom:24px;
}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--green-500);animation:pulse 2s ease infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}
.hero-title{font-size:clamp(36px,6vw,60px);font-weight:800;line-height:1.15;letter-spacing:-1px;color:var(--slate-900);margin-bottom:20px}
.hero-subtitle{font-size:clamp(16px,2.5vw,19px);color:var(--text-muted);margin-bottom:36px;max-width:560px;margin-left:auto;margin-right:auto}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;align-items:center;gap:32px;justify-content:center}
.stat{text-align:center}
.stat strong{display:block;font-size:28px;font-weight:800;color:var(--blue-600)}
.stat span{font-size:13px;color:var(--text-muted)}
.stat-divider{width:1px;height:36px;background:var(--border)}

/* ===== LANDING: Sections ===== */
.section-header{text-align:center;padding:80px 24px 40px;max-width:680px;margin:0 auto}
.section-title{font-size:clamp(28px,4vw,36px);font-weight:700;color:var(--slate-900);margin-bottom:12px}
.section-desc{font-size:16px;color:var(--text-muted)}

.features{max-width:1200px;margin:0 auto;padding:0 24px}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.feature-card{
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
    padding:32px 28px;transition:all var(--transition);box-shadow:var(--shadow-sm);
}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--blue-200)}
.feature-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.icon-blue{background:var(--blue-50);color:var(--blue-600)}
.icon-cyan{background:#ecfeff;color:var(--cyan-600)}
.icon-indigo{background:#eef2ff;color:var(--indigo-500)}
.icon-sky{background:#f0f9ff;color:#0284c7}
.icon-green{background:#ecfdf5;color:var(--green-600)}
.icon-red{background:#fef2f2;color:var(--red-600)}
.feature-card h3{font-size:18px;font-weight:700;margin-bottom:8px;color:var(--slate-800)}
.feature-card p{font-size:14px;color:var(--text-muted);line-height:1.7}

/* Showcase */
.showcase{max-width:1200px;margin:0 auto;padding:0 24px}
.showcase-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.showcase-card{
    border-radius:var(--radius);overflow:hidden;background:var(--surface);
    border:1px solid var(--border);transition:all var(--transition);box-shadow:var(--shadow-sm);
}
.showcase-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.showcase-img{aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background:var(--blue-50)}
.showcase-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition)}
.showcase-card:hover .showcase-img img{transform:scale(1.08)}
.showcase-info{padding:16px;display:flex;align-items:center;justify-content:space-between}
.showcase-tag{padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600;background:var(--blue-50);color:var(--blue-600)}
.showcase-title{font-size:14px;font-weight:600;color:var(--slate-700)}

/* Steps */
.how-it-works{max-width:1000px;margin:0 auto;padding:0 24px}
.steps-container{position:relative;padding:20px 0}
.step-line{position:absolute;top:40px;left:10%;right:10%;height:2px;background:linear-gradient(90deg,var(--blue-200),var(--cyan-200),var(--blue-200));z-index:0}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;z-index:1}
.step{text-align:center;padding:0 12px}
.step-num{
    width:56px;height:56px;border-radius:50%;margin:0 auto 16px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--blue-600),var(--blue-500));color:#fff;
    font-size:22px;font-weight:800;box-shadow:var(--shadow-blue);
    border:4px solid var(--surface);
}
.step h3{font-size:16px;font-weight:700;margin-bottom:6px;color:var(--slate-800)}
.step p{font-size:14px;color:var(--text-muted)}

/* Admin Preview */
.admin-preview{max-width:1000px;margin:0 auto;padding:0 24px}
.admin-preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.admin-preview-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.ap-card-header{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:20px;color:var(--slate-800)}
.ap-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px}
.ap-stats{display:flex;gap:32px;margin-bottom:24px}
.ap-stat strong{display:block;font-size:28px;font-weight:800;color:var(--blue-600)}
.ap-stat span{font-size:13px;color:var(--text-muted)}
.ap-chart{display:flex;align-items:flex-end;gap:8px;height:80px}
.ap-bar{flex:1;background:linear-gradient(180deg,var(--blue-400),var(--blue-600));border-radius:4px 4px 0 0;animation:growBar .8s ease}
@keyframes growBar{from{height:0}}
.ap-config{display:flex;flex-direction:column;gap:12px}
.ap-config-row{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--slate-50);border-radius:10px;font-size:14px}
.ap-config-dot{width:10px;height:10px;border-radius:50%;background:var(--slate-300)}
.ap-config-dot.active{background:var(--green-500);box-shadow:0 0 0 4px rgba(16,185,129,.15)}
.ap-config-status{margin-left:auto;font-size:12px;color:var(--text-muted)}

/* CTA */
.cta-section{padding:80px 24px}
.cta-box{
    max-width:680px;margin:0 auto;text-align:center;
    background:linear-gradient(135deg,var(--blue-600),var(--cyan-500));
    border-radius:var(--radius-lg);padding:56px 40px;
    box-shadow:0 20px 50px rgba(37,99,235,.25);
}
.cta-box h2{font-size:28px;font-weight:700;color:#fff;margin-bottom:12px}
.cta-box p{font-size:16px;color:rgba(255,255,255,.85);margin-bottom:28px}
.cta-box .btn-primary{background:#fff;color:var(--blue-600)}
.cta-box .btn-primary:hover{background:var(--slate-50)}

/* Footer */
.public-footer{padding:32px 24px;border-top:1px solid var(--border);background:var(--surface)}
.footer-content{text-align:center}
.footer-brand{font-size:16px;font-weight:700;color:var(--slate-700);margin-bottom:4px}
.footer-content p{font-size:13px;color:var(--text-muted)}

/* ===== AUTH PAGES ===== */
.auth-page{min-height:calc(100vh - 64px);display:flex;align-items:center;justify-content:center;padding:40px 24px;position:relative;overflow:hidden}
.auth-page::before{content:'';position:absolute;width:600px;height:600px;border-radius:50%;background:var(--blue-100);filter:blur(120px);opacity:.4;top:-200px;right:-200px}
.auth-page::after{content:'';position:absolute;width:400px;height:400px;border-radius:50%;background:#cffafe;filter:blur(100px);opacity:.3;bottom:-100px;left:-100px}
.auth-card{position:relative;z-index:1;width:100%;max-width:420px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 36px;box-shadow:var(--shadow-lg)}
.auth-header{text-align:center;margin-bottom:28px}
.auth-header .logo{justify-content:center;margin-bottom:20px}
.auth-header h2{font-size:24px;font-weight:700;color:var(--slate-900);margin-bottom:6px}
.auth-header p{font-size:14px;color:var(--text-muted)}
.auth-form .form-group{margin-bottom:20px}
.auth-form label{display:block;font-size:14px;font-weight:600;color:var(--slate-700);margin-bottom:6px}
.auth-form input,.auth-form select,.auth-form textarea{
    width:100%;padding:12px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);
    background:var(--slate-50);color:var(--text);transition:all var(--transition);font-size:14px;
}
.auth-form input:focus,.auth-form select:focus,.auth-form textarea:focus{
    border-color:var(--blue-400);background:#fff;box-shadow:0 0 0 3px rgba(59,130,246,.12)
}
.auth-form input::placeholder{color:var(--slate-400)}
.auth-footer{text-align:center;margin-top:24px;font-size:14px;color:var(--text-muted)}
.auth-footer a{color:var(--blue-600);font-weight:600}

/* Password toggle */
.password-input{position:relative}
.password-input input{padding-right:44px}
.password-toggle{position:absolute;right:10px;top:50%;transform:translateY(-50%);padding:6px;color:var(--text-muted);display:flex}
.password-toggle:hover{color:var(--blue-600)}

/* ===== APP LAYOUT ===== */
.app-layout{display:flex;min-height:100vh}
.sidebar{
    width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--border);
    display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:50;
    transition:transform var(--transition);
}
.sidebar-header{padding:20px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}
.sidebar-close{display:none;padding:6px;color:var(--text-muted)}
.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto}
.nav-section{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--slate-400);padding:20px 12px 8px}
.nav-link{
    display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:10px;
    font-size:14px;font-weight:500;color:var(--text-muted);transition:all var(--transition);margin-bottom:2px;
}
.nav-link:hover{background:var(--blue-50);color:var(--blue-600)}
.nav-link.active{background:linear-gradient(135deg,var(--blue-600),var(--blue-500));color:#fff;box-shadow:var(--shadow-blue)}
.sidebar-footer{padding:16px;border-top:1px solid var(--border)}
.user-chip{display:flex;align-items:center;gap:12px;padding:8px}
.user-avatar{
    width:40px;height:40px;border-radius:50%;flex-shrink:0;
    background:linear-gradient(135deg,var(--blue-600),var(--cyan-500));color:#fff;
    display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.user-info{flex:1;min-width:0}
.user-name{font-size:14px;font-weight:600;color:var(--slate-800);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user-role{font-size:12px;color:var(--text-muted)}
.logout-btn{padding:8px;border-radius:8px;color:var(--text-muted);transition:all var(--transition);display:flex}
.logout-btn:hover{background:var(--red-50);color:var(--red-500)}

.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:49;backdrop-filter:blur(2px)}
.sidebar-overlay.show{display:block}

.main-content{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-height:100vh}
.topbar{
    height:64px;background:rgba(255,255,255,.85);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;
    padding:0 24px;position:sticky;top:0;z-index:30;
}
.menu-toggle{display:none;padding:8px;color:var(--text-muted)}
.topbar-title{font-size:18px;font-weight:700;color:var(--slate-800);flex:1}
.topbar-home{padding:8px;color:var(--text-muted);display:flex;border-radius:8px;transition:all var(--transition)}
.topbar-home:hover{background:var(--blue-50);color:var(--blue-600)}
.page-body{flex:1;padding:32px 24px;max-width:1400px;width:100%;margin:0 auto}

/* ===== GENERATE PAGE ===== */
.generate-layout{display:grid;grid-template-columns:420px 1fr;gap:24px}
.panel-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.panel-title{font-size:16px;font-weight:700;color:var(--slate-800);margin-bottom:20px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--slate-700);margin-bottom:6px}
.label-hint{font-size:12px;font-weight:400;color:var(--text-muted)}
.form-group input,.form-group select,.form-group textarea{
    width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);
    background:var(--slate-50);color:var(--text);transition:all var(--transition);font-size:14px;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
    border-color:var(--blue-400);background:#fff;box-shadow:0 0 0 3px rgba(59,130,246,.1)
}
.prompt-input{resize:vertical;font-family:inherit}
.prompt-tools{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.prompt-tool-btn{padding:5px 12px;border-radius:8px;font-size:12px;background:var(--slate-100);color:var(--slate-600);transition:all var(--transition)}
.prompt-tool-btn:hover{background:var(--blue-50);color:var(--blue-600)}

.option-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px}
.option-btn{
    padding:10px 12px;border-radius:10px;font-size:13px;font-weight:500;
    background:var(--slate-50);border:1.5px solid var(--border);color:var(--text-muted);
    transition:all var(--transition);text-align:center;
}
.option-btn:hover{border-color:var(--blue-300);color:var(--blue-600)}
.option-btn.active{background:var(--blue-50);border-color:var(--blue-500);color:var(--blue-700);font-weight:600}

.generate-result{display:flex;flex-direction:column;gap:16px}
.result-card{
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
    box-shadow:var(--shadow-sm);min-height:500px;display:flex;align-items:center;justify-content:center;
    overflow:hidden;position:relative;
}
.result-placeholder{text-align:center;padding:40px;color:var(--text-muted)}
.placeholder-icon{color:var(--slate-300);margin-bottom:16px;display:flex;justify-content:center}
.result-placeholder h3{font-size:18px;font-weight:600;color:var(--slate-500);margin-bottom:8px}
.result-placeholder p{font-size:14px;line-height:1.8}

.result-loading{text-align:center;padding:40px}
.loading-orb{position:relative;width:120px;height:120px;margin:0 auto 24px}
.loading-ring{position:absolute;border-radius:50%;border:3px solid transparent}
.ring1{inset:0;border-top-color:var(--blue-600);animation:spin 1s linear infinite}
.ring2{inset:16px;border-top-color:var(--cyan-500);animation:spin 1.5s linear infinite reverse}
.ring3{inset:32px;border-top-color:var(--blue-400);animation:spin 2s linear infinite}
.loading-core{position:absolute;inset:48px;border-radius:50%;background:linear-gradient(135deg,var(--blue-600),var(--cyan-500));animation:pulse 1.5s ease infinite}
.loading-text{font-size:16px;font-weight:600;color:var(--slate-700)}
.loading-hint{font-size:13px;color:var(--text-muted);margin-top:6px}

.result-image{width:100%;height:100%;position:relative}
.result-image img{width:100%;height:100%;object-fit:contain;max-height:600px}
.result-overlay{position:absolute;bottom:16px;right:16px;display:flex;gap:8px;opacity:0;transition:opacity var(--transition)}
.result-image:hover .result-overlay{opacity:1}

.result-meta{display:flex;gap:12px}
.meta-item{flex:1;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 18px;box-shadow:var(--shadow-sm)}
.meta-label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:4px}
.meta-value{font-size:15px;font-weight:600;color:var(--slate-800)}

/* ===== HISTORY PAGE ===== */
.history-header{margin-bottom:24px}
.history-header h2{font-size:22px;font-weight:700;color:var(--slate-800);margin-bottom:4px}
.history-header p{font-size:14px;color:var(--text-muted)}
.history-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.history-loading,.empty-state{text-align:center;padding:60px 24px;color:var(--text-muted);grid-column:1/-1}
.history-loading .spinner{margin-bottom:12px}
.empty-state{display:none}
.empty-icon{color:var(--slate-300);margin-bottom:16px;display:flex;justify-content:center}
.empty-state h3{font-size:18px;font-weight:600;color:var(--slate-500);margin-bottom:8px}
.empty-state p{font-size:14px;margin-bottom:20px}
.empty-state .btn{display:inline-flex}
.empty-state.show{display:block}

.history-card{
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
    overflow:hidden;cursor:pointer;transition:all var(--transition);box-shadow:var(--shadow-sm);
    animation:fadeIn .4s ease;
}
@keyframes fadeIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
.history-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--blue-200)}
.history-card-img{aspect-ratio:1;background:var(--slate-100);overflow:hidden;position:relative}
.history-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition)}
.history-card:hover .history-card-img img{transform:scale(1.05)}
.history-card-badge{position:absolute;top:8px;left:8px;padding:3px 8px;border-radius:6px;font-size:11px;font-weight:600;background:rgba(0,0,0,.6);color:#fff;backdrop-filter:blur(4px)}
.history-card-info{padding:12px 14px}
.history-card-prompt{font-size:13px;color:var(--slate-600);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px}
.history-card-date{font-size:12px;color:var(--text-muted)}

.pagination{display:flex;gap:6px;justify-content:center;margin-top:32px}
.pagination button{min-width:36px;height:36px;border-radius:8px;font-size:14px;font-weight:500;border:1px solid var(--border);background:var(--surface);color:var(--text-muted);transition:all var(--transition)}
.pagination button:hover:not(:disabled){border-color:var(--blue-300);color:var(--blue-600)}
.pagination button.active{background:var(--blue-600);color:#fff;border-color:var(--blue-600)}
.pagination button:disabled{opacity:.4;cursor:not-allowed}

/* ===== MODALS ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);backdrop-filter:blur(4px);z-index:200;display:flex;align-items:center;justify-content:center;padding:24px;animation:fadeIn .2s ease}
.modal-content{background:var(--surface);border-radius:var(--radius-lg);max-width:600px;width:100%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:var(--shadow-lg);animation:slideUp .3s ease}
.modal-content.modal-sm{max-width:440px}
.modal-content.modal-md{max-width:540px}
@keyframes slideUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-close{position:absolute;top:16px;right:16px;padding:6px;border-radius:8px;color:var(--text-muted);z-index:1;display:flex}
.modal-close:hover{background:var(--slate-100);color:var(--slate-700)}
.modal-header-bar{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-header-bar h3{font-size:18px;font-weight:700;color:var(--slate-800)}
.modal-form{padding:24px}
.modal-image{padding:24px;text-align:center}
.modal-image img{max-width:100%;border-radius:var(--radius);margin:0 auto}
.modal-info{padding:0 24px 24px}
.modal-info-row{padding:10px 0;border-bottom:1px solid var(--border)}
.modal-info-row .meta-label{display:inline-block;width:70px;vertical-align:top;font-size:13px;font-weight:600;color:var(--text-muted)}
.modal-info-row p,.modal-info-row span{display:inline-block;font-size:14px;color:var(--slate-700);max-width:calc(100% - 80px);vertical-align:top}
.modal-actions{display:flex;gap:10px;padding-top:16px;justify-content:flex-end}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ===== ADMIN DASHBOARD ===== */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;display:flex;align-items:center;gap:16px;box-shadow:var(--shadow-sm);transition:all var(--transition)}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat-card-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.stat-card-value{font-size:28px;font-weight:800;color:var(--slate-900);line-height:1.2}
.stat-card-label{font-size:14px;font-weight:500;color:var(--text-muted)}
.stat-card-sub{font-size:12px;color:var(--text-light);margin-top:2px}

.dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}
.dashboard-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.card-title{font-size:16px;font-weight:700;color:var(--slate-800);margin-bottom:20px}

.trend-chart{display:flex;align-items:flex-end;gap:12px;height:200px;padding-top:20px}
.trend-bar{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.trend-bar-fill{width:100%;max-width:40px;background:linear-gradient(180deg,var(--blue-400),var(--blue-600));border-radius:6px 6px 0 0;transition:height .8s cubic-bezier(.4,0,.2,1);min-height:4px;position:relative}
.trend-bar-fill:hover{filter:brightness(1.1)}
.trend-bar-value{position:absolute;top:-22px;left:50%;transform:translateX(-50%);font-size:12px;font-weight:600;color:var(--blue-600)}
.trend-bar-label{font-size:11px;color:var(--text-muted)}

.recent-list{display:flex;flex-direction:column;gap:8px}
.recent-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;background:var(--slate-50);transition:all var(--transition)}
.recent-item:hover{background:var(--blue-50)}
.recent-item img{width:40px;height:40px;border-radius:8px;object-fit:cover;flex-shrink:0;background:var(--slate-200)}
.recent-item-info{flex:1;min-width:0}
.recent-item-prompt{font-size:13px;color:var(--slate-700);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.recent-item-meta{font-size:11px;color:var(--text-muted)}

.recent-users{display:flex;flex-direction:column;gap:8px}
.recent-user{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;background:var(--slate-50)}
.recent-user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--blue-600),var(--cyan-500));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;flex-shrink:0}
.recent-user-info{flex:1}
.recent-user-name{font-size:14px;font-weight:600;color:var(--slate-800)}
.recent-user-email{font-size:12px;color:var(--text-muted)}
.recent-user-badge{padding:3px 10px;border-radius:999px;font-size:11px;font-weight:600}
.badge-admin{background:#fef3c7;color:#92400e}
.badge-user{background:var(--blue-50);color:var(--blue-600)}

.trend-loading{text-align:center;padding:40px;color:var(--text-muted)}

/* ===== ADMIN: TABLE ===== */
.users-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:16px}
.users-header h2{font-size:22px;font-weight:700;color:var(--slate-800);margin-bottom:4px}
.users-header p{font-size:14px;color:var(--text-muted)}
.table-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.table-search{padding:16px;border-bottom:1px solid var(--border)}
.table-search input{width:100%;max-width:320px;padding:10px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--slate-50);font-size:14px}
.table-search input:focus{border-color:var(--blue-400);background:#fff;box-shadow:0 0 0 3px rgba(59,130,246,.1)}
.table-wrapper{overflow-x:auto}
.data-table{width:100%;border-collapse:collapse}
.data-table th{padding:12px 16px;text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);background:var(--slate-50);border-bottom:1px solid var(--border);white-space:nowrap}
.data-table td{padding:12px 16px;font-size:14px;color:var(--slate-700);border-bottom:1px solid var(--border)}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover{background:var(--blue-50)}
.table-loading{text-align:center;padding:40px}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}
.badge-active{background:#dcfce7;color:#166534}
.badge-disabled{background:#fee2e2;color:#991b1b}
.table-actions{display:flex;gap:6px}
.table-actions button{padding:6px 8px;border-radius:6px;color:var(--text-muted);transition:all var(--transition);display:flex}
.table-actions button:hover{background:var(--blue-50);color:var(--blue-600)}
.table-actions .delete-btn:hover{background:var(--red-50);color:var(--red-500)}

/* ===== ADMIN: API CONFIG ===== */
.config-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:16px}
.config-header h2{font-size:22px;font-weight:700;color:var(--slate-800);margin-bottom:4px}
.config-header p{font-size:14px;color:var(--text-muted)}
.config-list{display:flex;flex-direction:column;gap:16px}
.config-loading{text-align:center;padding:60px;color:var(--text-muted)}
.config-loading .spinner{margin-bottom:12px}
.config-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:all var(--transition)}
.config-card:hover{border-color:var(--blue-200);box-shadow:var(--shadow-md)}
.config-card.active{border-color:var(--blue-400);box-shadow:0 0 0 3px rgba(59,130,246,.08)}
.config-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.config-card-name{font-size:17px;font-weight:700;color:var(--slate-800);display:flex;align-items:center;gap:10px}
.config-status-badge{padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600}
.config-status-active{background:#dcfce7;color:#166534}
.config-status-inactive{background:var(--slate-100);color:var(--text-muted)}
.config-card-body{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:16px}
.config-field{padding:10px 14px;background:var(--slate-50);border-radius:10px}
.config-field-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-bottom:4px}
.config-field-value{font-size:14px;color:var(--slate-700);word-break:break-all}
.config-card-actions{display:flex;gap:8px;flex-wrap:wrap}

.provider-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.provider-btn{padding:12px;border-radius:10px;border:1.5px solid var(--border);background:var(--slate-50);text-align:center;transition:all var(--transition)}
.provider-btn strong{display:block;font-size:13px;color:var(--slate-700);margin-bottom:2px}
.provider-btn span{font-size:11px;color:var(--text-muted)}
.provider-btn:hover{border-color:var(--blue-300)}
.provider-btn.active{background:var(--blue-50);border-color:var(--blue-500)}
.provider-btn.active strong{color:var(--blue-700)}

.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:14px;color:var(--slate-700)}
.checkbox-label input{width:18px;height:18px;accent-color:var(--blue-600)}

/* ===== TOAST ===== */
.toast-container{position:fixed;top:80px;right:24px;z-index:300;display:flex;flex-direction:column;gap:10px;pointer-events:none}
.toast{
    display:flex;align-items:center;gap:10px;padding:12px 18px;border-radius:10px;
    background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);
    font-size:14px;font-weight:500;color:var(--slate-700);min-width:260px;max-width:380px;
    animation:toastIn .3s ease;pointer-events:auto;
}
.toast.success{border-left:4px solid var(--green-500)}
.toast.error{border-left:4px solid var(--red-500)}
.toast.info{border-left:4px solid var(--blue-500)}
@keyframes toastIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
.toast.out{animation:toastOut .3s ease forwards}
@keyframes toastOut{to{transform:translateX(100%);opacity:0}}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
    .generate-layout{grid-template-columns:1fr}
    .dashboard-grid{grid-template-columns:1fr}
    .admin-preview-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
    .sidebar{transform:translateX(-100%)}
    .sidebar.open{transform:translateX(0)}
    .sidebar-close{display:flex}
    .main-content{margin-left:0}
    .menu-toggle{display:flex}
    .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--surface);flex-direction:column;padding:16px;border-bottom:1px solid var(--border);gap:0}
    .nav-links.show{display:flex}
    .nav-links a{width:100%}
    .nav-toggle{display:flex}
    .steps{grid-template-columns:repeat(2,1fr);gap:32px}
    .step-line{display:none}
    .hero-stats{gap:16px}
    .stat-divider{height:24px}
    .form-row{grid-template-columns:1fr}
    .result-meta{flex-direction:column}
}
@media(max-width:480px){
    .hero-actions{flex-direction:column;width:100%}
    .hero-actions .btn{width:100%}
    .steps{grid-template-columns:1fr}
    .auth-card{padding:28px 20px}
}

/* ===== Sidebar Balance Badge ===== */
.balance-badge{
    display:flex;align-items:center;gap:6px;padding:8px 12px;margin-bottom:8px;
    border-radius:10px;background:var(--blue-50);border:1px solid var(--blue-200);
    font-size:13px;color:var(--slate-600);
}
.balance-badge svg{color:var(--blue-500);flex-shrink:0}
.balance-badge strong{color:var(--blue-600);font-weight:700}
.balance-recharge-btn{
    margin-left:auto;padding:2px 10px;border-radius:6px;font-size:12px;font-weight:600;
    background:var(--blue-500);color:#fff;text-decoration:none;transition:background .2s;
}
.balance-recharge-btn:hover{background:var(--blue-600)}

/* ===== Badge: Pending ===== */
.badge-pending{background:#fef3c7;color:#92400e}

/* ===== Recharge Page ===== */
.recharge-page{max-width:900px;margin:0 auto}
.pay-result-banner{
    display:flex;align-items:center;gap:16px;padding:16px 24px;border-radius:14px;margin-bottom:24px;
    animation:slideDown .4s ease;
}
.pay-result-banner.success{background:#ecfdf5;border:1px solid #a7f3d0}
.pay-result-banner.fail{background:#fef2f2;border:1px solid #fecaca}
.pay-result-banner.hidden{display:none}
.pay-result-icon{
    width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-size:22px;font-weight:700;flex-shrink:0;
}
.success .pay-result-icon{background:var(--green-500);color:#fff}
.fail .pay-result-icon{background:var(--red-500);color:#fff}
.pay-result-text{display:flex;flex-direction:column;gap:2px}
.pay-result-text strong{font-size:16px}
.pay-result-text span{font-size:14px;color:var(--text-muted)}

.recharge-top{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.balance-card{
    background:linear-gradient(135deg,var(--blue-500),var(--blue-600));
    border-radius:16px;padding:28px;color:#fff;display:flex;flex-direction:column;gap:8px;
}
.balance-label{font-size:14px;opacity:.85}
.balance-value{font-size:36px;font-weight:800;letter-spacing:-1px}
.balance-card .btn{align-self:flex-start;margin-top:8px;background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.3);color:#fff}
.balance-card .btn:hover{background:rgba(255,255,255,.25)}

.price-info-card{
    background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;
    display:flex;align-items:center;justify-content:space-around;
}
.price-info-item{display:flex;flex-direction:column;align-items:center;gap:6px}
.price-info-label{font-size:13px;color:var(--text-muted)}
.price-info-value{font-size:22px;font-weight:700;color:var(--blue-500)}
.price-info-divider{width:1px;height:40px;background:var(--border)}

.packages-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}
.packages-loading{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px;color:var(--text-muted)}

.package-card{
    position:relative;background:var(--surface);border:2px solid var(--border);border-radius:16px;
    padding:24px 16px;text-align:center;cursor:pointer;transition:all .25s;overflow:hidden;
}
.package-card:hover{transform:translateY(-4px);border-color:var(--blue-300);box-shadow:0 8px 24px rgba(37,99,235,.1)}
.package-card.selected{border-color:var(--blue-500);background:var(--blue-50);box-shadow:0 4px 16px rgba(37,99,235,.15)}
.package-card.popular{border-color:var(--blue-300)}
.package-badge{
    position:absolute;top:0;right:0;background:linear-gradient(135deg,#f59e0b,#ef4444);
    color:#fff;font-size:11px;font-weight:700;padding:3px 10px;border-radius:0 14px 0 10px;
}
.package-amount{font-size:32px;font-weight:800;color:var(--blue-600);letter-spacing:-1px}
.package-bonus{font-size:13px;color:var(--green-500);font-weight:600;margin-top:4px}
.package-total{font-size:14px;color:var(--slate-700);font-weight:600;margin-top:8px;padding-top:8px;border-top:1px dashed var(--border)}
.package-images{font-size:12px;color:var(--text-muted);margin-top:4px}
.package-name{font-size:13px;color:var(--text-muted);margin-top:8px}
.package-check{
    position:absolute;bottom:12px;right:12px;width:28px;height:28px;border-radius:50%;
    background:var(--blue-500);color:#fff;display:flex;align-items:center;justify-content:center;
    opacity:0;transform:scale(.5);transition:all .2s;
}
.package-card.selected .package-check{opacity:1;transform:scale(1)}

.pay-method-section{
    margin-top:24px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;
    animation:slideUp .3s ease;
}
.pay-method-section h3{margin-bottom:16px}
.pay-methods{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}
.pay-method-btn{
    display:flex;align-items:center;gap:8px;padding:12px 20px;border:2px solid var(--border);
    border-radius:12px;background:var(--surface);cursor:pointer;transition:all .2s;font-size:14px;font-weight:600;
}
.pay-method-btn:hover{border-color:var(--blue-300)}
.pay-method-btn.active{border-color:var(--blue-500);background:var(--blue-50)}
#payBtn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px}
#payBtn:disabled{opacity:.5;cursor:not-allowed}

.orders-table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow:hidden}

/* ===== Admin Payment Page ===== */
.admin-payment{max-width:1100px;margin:0 auto}
.payment-stats-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-bottom:28px;
}
.stat-card-mini{
    background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;
    transition:transform .2s;
}
.stat-card-mini:hover{transform:translateY(-2px)}
.stat-card-mini-label{font-size:12px;color:var(--text-muted);margin-bottom:6px}
.stat-card-mini-value{font-size:22px;font-weight:700;color:var(--blue-500)}

.payment-tabs{display:flex;gap:4px;margin-bottom:24px;border-bottom:2px solid var(--border);flex-wrap:wrap}
.pay-tab{
    padding:10px 20px;border:none;background:none;cursor:pointer;font-size:14px;font-weight:600;
    color:var(--text-muted);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s;
}
.pay-tab:hover{color:var(--blue-500)}
.pay-tab.active{color:var(--blue-500);border-bottom-color:var(--blue-500)}

.pay-config-card{
    background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;
}
.pay-config-form{max-width:600px}
.form-hint{display:block;font-size:12px;color:var(--text-muted);margin-top:4px}

.pay-notify-info{
    margin-top:28px;padding:20px;background:var(--blue-50);border-radius:12px;border:1px solid var(--blue-200);
}
.pay-notify-info h4{font-size:14px;margin-bottom:8px;color:var(--blue-600)}
.pay-notify-info p{font-size:13px;color:var(--text-muted);margin-bottom:12px}
.notify-url-row{display:flex;align-items:center;gap:12px;margin-bottom:8px;font-size:13px}
.notify-url-row span{color:var(--text-muted);min-width:180px}
.notify-url-row code{
    background:var(--surface);padding:4px 10px;border-radius:6px;font-size:12px;
    border:1px solid var(--border);color:var(--blue-500);flex:1;word-break:break-all;
}

.pkg-admin-card{
    display:flex;align-items:center;justify-content:space-between;padding:16px 20px;
    background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-bottom:8px;transition:all .2s;
}
.pkg-admin-card:hover{border-color:var(--blue-300);box-shadow:var(--shadow-sm)}
.pkg-admin-card.inactive{opacity:.55}
.pkg-admin-name{font-weight:700;font-size:15px}
.pkg-admin-details{display:flex;gap:12px;font-size:13px;color:var(--text-muted);margin-top:4px;flex-wrap:wrap;align-items:center}
.pkg-bonus-tag{color:var(--green-500);font-weight:600}
.pkg-admin-actions{display:flex;gap:6px}

.orders-filter{margin-bottom:16px}
.orders-filter select{
    padding:8px 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface);
    font-size:14px;color:var(--text-primary);cursor:pointer;
}

.balance-adjust-card{
    background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;max-width:600px;
}
.user-search-results{
    max-height:240px;overflow-y:auto;border:1px solid var(--border);border-radius:10px;margin-top:4px;
    display:none;
}
.user-search-results:not(:empty){display:block}
.user-search-item{
    padding:10px 14px;cursor:pointer;transition:background .15s;border-bottom:1px solid var(--border);
    display:flex;align-items:center;gap:12px;font-size:13px;
}
.user-search-item:hover{background:var(--blue-50)}
.user-search-item:last-child{border-bottom:none}
.user-search-item strong{min-width:80px}
.selected-user-display{
    padding:12px 16px;background:var(--blue-50);border:1px solid var(--blue-200);border-radius:10px;
    font-size:14px;
}

.pagination{display:flex;gap:4px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.page-btn{
    min-width:36px;height:36px;border:1px solid var(--border);border-radius:8px;background:var(--surface);
    cursor:pointer;font-size:13px;transition:all .15s;
}
.page-btn:hover{border-color:var(--blue-300)}
.page-btn.active{background:var(--blue-500);color:#fff;border-color:var(--blue-500)}

@keyframes slideDown{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}

@media(max-width:768px){
    .recharge-top{grid-template-columns:1fr}
    .price-info-card{flex-direction:column;gap:16px}
    .price-info-divider{width:100%;height:1px}
    .packages-grid{grid-template-columns:repeat(2,1fr)}
    .payment-stats-grid{grid-template-columns:repeat(2,1fr)}
}