/* ======================================================
   YImage Tools
   Version: 1.0
====================================================== */

*,
*::before,
*::after{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

:root{

    --primary:#2563eb;
    --primary-hover:#1d4ed8;

    --success:#10b981;
    --danger:#ef4444;
    --warning:#f59e0b;

    --bg:#0f172a;
    --bg2:#111827;
    --card:#1e293b;

    --border:#334155;

    --text:#f8fafc;
    --muted:#94a3b8;

    --radius:14px;

    --shadow:
    0 12px 40px rgba(0,0,0,.30);

    --transition:.25s ease;

    --container:1280px;

}

html{

    scroll-behavior:smooth;

}

body{

    font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;

    background:var(--bg);

    color:var(--text);

    line-height:1.6;

    font-size:16px;

    min-height:100vh;

}

img{

    max-width:100%;

    display:block;

}

a{

    color:inherit;

    text-decoration:none;

}

button,
input,
textarea{

    font:inherit;

}

.container{

    width:min(100% - 30px,var(--container));

    margin:auto;

}

/* ===========================
   HEADER
=========================== */

.header{

    position:sticky;

    top:0;

    z-index:999;

    background:#0f172af2;

    backdrop-filter:blur(18px);

    border-bottom:1px solid rgba(255,255,255,.05);

}

.navbar{

    display:flex;

    align-items:center;

    justify-content:space-between;

    min-height:74px;

    gap:20px;

}

.logo{

    display:flex;

    align-items:center;

    gap:12px;

    font-size:24px;

    font-weight:800;

}

.logo img{

    width:42px;

    height:42px;

    object-fit:contain;

}

.nav{

    display:flex;

    align-items:center;

    gap:18px;

}

.nav a{

    color:var(--muted);

    padding:10px 14px;

    border-radius:10px;

    transition:var(--transition);

    font-weight:600;

}

.nav a:hover,
.nav a.active{

    color:#fff;

    background:rgba(37,99,235,.18);

}

.menu-toggle{

    display:none;

    background:none;

    border:none;

    color:#fff;

    font-size:30px;

    cursor:pointer;

}

/* ===========================
   HERO
=========================== */

.hero{

    padding:90px 0;

}

.hero h1{

    font-size:52px;

    line-height:1.1;

    font-weight:800;

    margin-bottom:18px;

}

.hero p{

    color:var(--muted);

    font-size:20px;

    max-width:760px;

}

/* ===========================
   SEARCH
=========================== */

.search-box{

    margin-top:40px;

    display:flex;

    gap:12px;

}

.search-box input{

    flex:1;

    background:var(--card);

    border:1px solid var(--border);

    color:#fff;

    border-radius:12px;

    padding:16px 18px;

    outline:none;

}

.search-box input:focus{

    border-color:var(--primary);

}

.search-box button{

    background:var(--primary);

    color:#fff;

    border:none;

    border-radius:12px;

    padding:16px 28px;

    cursor:pointer;

    font-weight:700;

    transition:var(--transition);

}

.search-box button:hover{

    background:var(--primary-hover);

}

/* ===========================
   CARD
=========================== */

.card{

    background:var(--card);

    border:1px solid rgba(255,255,255,.06);

    border-radius:var(--radius);

    padding:24px;

    box-shadow:var(--shadow);

}

.grid{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));

    gap:24px;

}

.card h3{

    margin-bottom:10px;

}

.card p{

    color:var(--muted);

}

/* ===========================
   RESULT
=========================== */

.result{

    margin-top:40px;

    display:grid;

    grid-template-columns:350px 1fr;

    gap:30px;

}

.thumbnail{

    background:#000;

    border-radius:12px;

    overflow:hidden;

}

.thumbnail img{

    width:100%;

}

.info{

    display:flex;

    flex-direction:column;

    gap:18px;

}

.info-item{

    background:var(--card);

    border-radius:12px;

    padding:18px;

    border:1px solid rgba(255,255,255,.05);

}

.info-item strong{

    display:block;

    margin-bottom:6px;

}

/* ===========================
   BACK TO TOP
=========================== */

.back-top{

position:fixed;

right:20px;

bottom:20px;

width:50px;

height:50px;

border:none;

border-radius:50%;

background:var(--primary);

color:#fff;

font-size:22px;

cursor:pointer;

display:flex;

align-items:center;

justify-content:center;

opacity:0;

visibility:hidden;

transition:.3s;

box-shadow:var(--shadow);

z-index:9999;

}

.back-top.show{

opacity:1;

visibility:visible;

}

.back-top:hover{

background:var(--primary-hover);

transform:translateY(-3px);

}

/* ===========================
   BUTTONS
=========================== */

.btn{

    display:inline-flex;

    align-items:center;

    justify-content:center;

    gap:10px;

    padding:14px 22px;

    border-radius:10px;

    font-weight:700;

    transition:var(--transition);

    cursor:pointer;

}

.btn-primary{

    background:var(--primary);

    color:#fff;

}

.btn-primary:hover{

    background:var(--primary-hover);

}

.btn-success{

    background:var(--success);

    color:#fff;

}

.btn-danger{

    background:var(--danger);

    color:#fff;

}

/* ===========================
   ALERT
=========================== */

.alert{

    padding:18px;

    border-radius:12px;

    margin:25px 0;

}

.alert-success{

    background:#064e3b;

}

.alert-error{

    background:#7f1d1d;

}

/* ===========================
   FOOTER
=========================== */

.footer{

    margin-top:80px;

    padding:40px 0;

    border-top:1px solid rgba(255,255,255,.05);

}

.footer-grid{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:30px;

}

.footer h4{

    margin-bottom:16px;

}

.footer p,
.footer a{

    color:var(--muted);

}

.footer a:hover{

    color:#fff;

}

.copyright{

    margin-top:40px;

    padding-top:20px;

    border-top:1px solid rgba(255,255,255,.05);

    text-align:center;

    color:var(--muted);

}

/* ===========================
   MOBILE
=========================== */

@media(max-width:992px){

.hero h1{

font-size:40px;

}

.result{

grid-template-columns:1fr;

}

.footer-grid{

grid-template-columns:repeat(2,1fr);

}

}

@media(max-width:768px){

.menu-toggle{

display:block;

}

.nav{

display:none;

position:absolute;

top:74px;

left:0;

right:0;

background:var(--bg2);

flex-direction:column;

padding:20px;

}

.nav.show{

display:flex;

}

.search-box{

flex-direction:column;

}

.hero{

padding:60px 0;

}

.hero h1{

font-size:32px;

}

.hero p{

font-size:17px;

}

.footer-grid{

grid-template-columns:1fr;

}

}