/* =========================================================
   TEMA BEALANJA: ELEGANT WHITE & BLUE
   ========================================================= */

:root {
    --bg-main: #F5F8FA;        /* Latar utama aplikasi (Putih kebiruan lembut) */
    --bg-card: #FFFFFF;        /* Latar kartu (Putih bersih) */
    --border: #E1E8ED;         /* Garis batas (Biru pucat) */
    --text-primary: #14171A;   /* Teks utama (Hitam/Biru sangat gelap) */
    --text-secondary: #657786; /* Teks sekunder (Abu-abu kebiruan) */
    --accent: #1D9BF0;         /* Aksen Biru Utama (Biru Verified Twitter) */
    --success: #00BA7C;        /* Hijau Terang (WhatsApp) */
}

/* ================= 1. RESET & FONDASI (ANTI-BERGESER) ================= */
* { box-sizing: border-box; }

body {
    margin: 0; padding: 0;
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ================= 2. LAYOUT RESPONSIVE (HP, TABLET, PC) ================= */
.container {
    width: 100%; max-width: 600px;
    margin: 0 auto;
    padding: 80px 16px 20px 16px;
    min-height: 100vh;
    background-color: var(--bg-main);
}

@media (min-width: 640px) {
    body { background-color: #E6ECF0; } /* Latar PC luar lebih gelap sedikit */
    .container { 
        box-shadow: 0 0 40px rgba(29, 155, 240, 0.05); 
        border-left: 1px solid var(--border);
        border-right: 1px solid var(--border);
    }
}

/* ================= 3. HEADER (DIKUNCI KE TENGAH) ================= */
.app-header {
    position: fixed; top: 0; left: 50%; transform: translateX(-50%);
    width: 100%; max-width: 600px; height: 64px;
    background: var(--bg-card); 
    border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 16px; z-index: 100;
    box-shadow: 0 4px 20px rgba(29, 155, 240, 0.06);
}
.app-header .logo { font-size: 18px; font-weight: 900; color: var(--accent); }
.btn-register { background: var(--accent); color: #fff; text-decoration: none; font-size: 13px; font-weight: bold; padding: 8px 16px; border-radius: 99px; }

/* ================= 4. KARTU & PENCARIAN UTAMA ================= */
.glass-panel { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 20px; box-shadow: 0 8px 24px rgba(29, 155, 240, 0.08); }
h1, h2, h3 { margin-top: 0; margin-bottom: 8px; }
p { margin-bottom: 16px; line-height: 1.5; }

.search-box { display: flex; gap: 8px; margin-top: 16px; width: 100%; }
.search-box input { 
    flex: 1; min-width: 0; padding: 12px 16px; border-radius: 12px; 
    border: 1px solid var(--border); background: var(--bg-main); 
    color: var(--text-primary); font-size: 14px; outline: none; transition: 0.2s;
}
.search-box input:focus { border-color: var(--accent); background: var(--bg-card); box-shadow: 0 0 0 3px rgba(29, 155, 240, 0.15); }
.search-box button { 
    flex-shrink: 0; background: var(--accent); color: #fff; border: none; 
    padding: 0 20px; border-radius: 12px; font-weight: bold; cursor: pointer; white-space: nowrap; 
}

/* =========================================================================
   MAGIC OVERRIDES: PEWARNAAN OTOMATIS KE TEMA TERANG
   ========================================================================= */
h1, h2, h3, .p-name:not([style]), .ac-name, .x-name, .badge, #bulkCount { color: var(--text-primary) !important; }
p, .ac-meta, .x-user, .ac-label { color: var(--text-secondary) !important; }

/* Tombol Biru Transparan untuk Aksen */
.btn-snk, .btn-twitter, .tab-btn.active { background: #E8F5FD !important; color: var(--accent) !important; border-color: var(--border) !important; }
.btn-outline { background: var(--bg-card) !important; color: var(--text-primary) !important; border-color: var(--border) !important; }
.btn-dark { background: #15202B !important; color: #fff !important; border-color: #15202B !important; }

.profile-spes, .ac-body, .login-input, .form-control, .file-upload-box { background: var(--bg-main) !important; color: var(--text-primary) !important; border-color: var(--border) !important; }
.verified-icon { color: var(--accent) !important; }
.x-btn { background: var(--accent) !important; color: #fff !important; }
#fileStatus, #avatarStatus, #bannerStatus { color: var(--accent) !important; font-weight: bold; }
.tab-btn.active .badge { color: var(--accent) !important; }

.bulk-bar { background: var(--bg-card) !important; box-shadow: 0 -10px 30px rgba(29, 155, 240, 0.1) !important; border-color: var(--border) !important; }
.modal-content { background: var(--bg-card) !important; box-shadow: 0 10px 40px rgba(0,0,0,0.1) !important; }

/* ================= NOTIFIKASI TOAST MELAYANG ================= */
.toast {
    position: fixed; top: 20px; left: 50%; transform: translateX(-50%) translateY(-100px);
    background: var(--bg-card); padding: 12px 24px; border-radius: 99px;
    font-size: 13px; font-weight: bold; box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); z-index: 9999;
    border: 1px solid var(--border); display: flex; align-items: center; gap: 8px; pointer-events: none;
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.success { border-color: var(--success); color: var(--success); }
.toast.error { border-color: #FF6B6B; color: #FF6B6B; }
.toast.info { border-color: var(--accent); color: var(--accent); }