@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
    --void: #060910;
    --ink: #e8edf4;
    --ink-dim: #93a0b2;
    --ink-faint: #586273;
    --emerald: #34d399;
    --cyan: #22d3ee;
    --violet: #a78bfa;
    --gold: #fbbf24;
    --diamond: #38bdf8;
    --danger: #fb7185;

    --glass-fill: linear-gradient(160deg, rgba(255,255,255,0.07), rgba(255,255,255,0.018));
    --glass-stroke: rgba(255,255,255,0.085);
    --glass-blur: blur(22px) saturate(140%);
    --glass-shadow: 0 10px 34px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.10);

    --display: 'Chakra Petch', sans-serif;
    --body: 'Inter', sans-serif;
    --mono: 'JetBrains Mono', monospace;
}

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

html { background: var(--void); }
body {
    font-family: var(--body);
    color: var(--ink);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Static aurora baked into the background — no animation, no blur filter,
   so it's rasterized once and costs nothing per frame. */
body::before {
    content: ''; position: fixed; inset: 0; z-index: -2; pointer-events: none;
    background:
        radial-gradient(34% 40% at 14% 16%, rgba(52,211,153,0.20), transparent 70%),
        radial-gradient(38% 38% at 86% 12%, rgba(34,211,238,0.16), transparent 70%),
        radial-gradient(42% 44% at 74% 90%, rgba(167,139,250,0.14), transparent 72%),
        radial-gradient(36% 38% at 24% 88%, rgba(52,211,153,0.10), transparent 72%);
}

::selection { background: rgba(52,211,153,0.32); color: #fff; }

/* Reusable surface (no backdrop-filter — used on high-count elements). */
.glass {
    background: var(--glass-fill);
    border: 1px solid var(--glass-stroke);
    box-shadow: var(--glass-shadow);
}

@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── HEADER ── */
.main-header {
    background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015));
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-stroke);
    padding: 16px 30px;
    position: sticky; top: 0; z-index: 100;
}
.header-inner { max-width: 1240px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.header-logo {
    display: flex; align-items: center; gap: 11px;
    font-family: var(--display); font-size: 1.55em; font-weight: 700;
    color: var(--ink); letter-spacing: 4px;
}
.header-icon {
    width: 30px; height: 30px; stroke: var(--emerald);
    filter: drop-shadow(0 0 10px rgba(52,211,153,0.5));
}
.header-sub {
    font-family: var(--mono); font-size: 0.7em; color: var(--ink-dim); letter-spacing: 1px;
    padding: 5px 12px; border: 1px solid var(--glass-stroke);
    border-radius: 20px; background: rgba(255,255,255,0.03);
}

/* ── LOGIN ── */
.login-container {
    max-width: 430px; margin: 9vh auto 0; padding: 46px 38px;
    border-radius: 26px; text-align: center;
    position: relative; overflow: hidden;
    animation: fadeUp 0.55s cubic-bezier(.2,.8,.2,1);
    background: var(--glass-fill);
    backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-stroke);
    box-shadow: 0 30px 70px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.12);
}
.login-container::before {
    content: ''; position: absolute; top: 0; left: 15%; right: 15%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--emerald), transparent);
}
.login-icon-wrap {
    width: 74px; height: 74px; margin: 0 auto 22px;
    display: flex; align-items: center; justify-content: center; border-radius: 22px;
    background: linear-gradient(150deg, rgba(52,211,153,0.18), rgba(34,211,238,0.08));
    border: 1px solid rgba(52,211,153,0.28);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 0 30px rgba(52,211,153,0.12);
}
.login-icon { width: 32px; height: 32px; stroke: var(--emerald); }
.login-container h2 {
    font-family: var(--display); font-size: 1.9em; font-weight: 700;
    color: var(--ink); letter-spacing: 1px; margin-bottom: 8px;
}
.login-desc { font-size: 0.88em; color: var(--ink-dim); margin-bottom: 30px; line-height: 1.55; }

.input-wrap { position: relative; margin-bottom: 16px; }
.input-icon { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; stroke: var(--ink-faint); pointer-events: none; transition: stroke 0.2s; }
.input-wrap:focus-within .input-icon { stroke: var(--emerald); }
input[type="text"], input[type="password"] {
    width: 100%; padding: 14px 16px 14px 44px;
    border-radius: 13px; border: 1px solid rgba(255,255,255,0.10);
    background: rgba(6,10,18,0.55); color: var(--emerald);
    outline: none; font-family: var(--body); font-size: 0.9em;
    transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
}
input[type="text"]:focus, input[type="password"]:focus {
    border-color: rgba(52,211,153,0.6);
    box-shadow: 0 0 0 4px rgba(52,211,153,0.12);
    background: rgba(6,10,18,0.75);
}
input::placeholder { color: var(--ink-faint); }

.token-toggle {
    position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
    width: 32px; height: 32px; padding: 0;
    background: transparent; border: none; box-shadow: none;
    color: var(--ink-faint); cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.token-toggle::after { display: none; }
.token-toggle:hover { color: var(--emerald); transform: translateY(-50%); box-shadow: none; }
.token-toggle svg { width: 16px; height: 16px; }
#tokenInput { padding-right: 44px; }

button {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    background: linear-gradient(135deg, var(--emerald), var(--cyan));
    color: #04140f; border: none; padding: 14px 20px;
    font-family: var(--display); font-size: 0.95em; font-weight: 700; letter-spacing: 1.5px;
    border-radius: 13px; cursor: pointer; width: 100%;
    transition: box-shadow 0.25s, transform 0.15s, opacity 0.2s;
    position: relative; overflow: hidden;
}
button::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(135deg, transparent 45%, rgba(255,255,255,0.22) 100%);
    pointer-events: none;
}
button svg { width: 16px; height: 16px; }
button:hover { box-shadow: 0 10px 30px rgba(52,211,153,0.32); transform: translateY(-2px); }
button:active { transform: translateY(0); }
button:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

.error {
    display: none; align-items: center; gap: 7px; justify-content: center;
    color: var(--danger); font-size: 0.83em; margin-top: 16px;
    background: rgba(251,113,133,0.10); padding: 11px 14px; border-radius: 11px;
    border: 1px solid rgba(251,113,133,0.22);
    animation: shake 0.3s ease;
}
.error svg { width: 14px; height: 14px; flex-shrink: 0; }
@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }

/* ── STORE GRID & LOOT CARDS ── */
.grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }

.card {
    position: relative; border-radius: 18px; padding: 16px 14px 14px; text-align: center;
    overflow: hidden;
    background: linear-gradient(165deg, rgba(22,30,46,0.82), rgba(11,16,27,0.86));
    border: 1px solid rgba(255,255,255,0.075);
    box-shadow: 0 6px 22px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.08);
    transition: transform 0.25s cubic-bezier(.2,.8,.2,1), border-color 0.25s, box-shadow 0.25s;
}
.card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(52,211,153,0.55), transparent);
    opacity: 0; transition: opacity 0.3s;
}
/* Holographic sheen sweep */
.card::after {
    content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
    background: linear-gradient(115deg, transparent 32%, rgba(255,255,255,0.14) 46%, transparent 60%);
    transform: translateX(-130%); transition: transform 0.7s ease;
}
.card:hover::before { opacity: 1; }
.card:hover::after { transform: translateX(130%); }
.card:hover {
    transform: translateY(-7px);
    border-color: rgba(52,211,153,0.4);
    box-shadow: 0 20px 46px rgba(0,0,0,0.55), 0 0 34px rgba(52,211,153,0.13);
}
.sort-badge {
    position: absolute; top: 11px; left: 11px; z-index: 2;
    background: rgba(6,10,18,0.55); font-size: 0.6em; padding: 4px 10px;
    border-radius: 7px; color: var(--ink-dim); font-weight: 600; letter-spacing: 0.4px;
    font-family: var(--mono); text-transform: uppercase;
    border: 1px solid rgba(255,255,255,0.07);
}
.card-img-container { height: 112px; display: flex; align-items: center; justify-content: center; margin: 6px 0 12px; position: relative; }
.card-img {
    max-width: 100%; max-height: 100%; object-fit: contain;
    filter: drop-shadow(0 10px 18px rgba(0,0,0,0.7));
    transition: transform 0.35s cubic-bezier(.2,.8,.2,1);
}
.card:hover .card-img { transform: scale(1.1) translateY(-2px); }
/* Placeholder shown while the image is still deferred (not yet in viewport). */
.card-img[data-src] {
    width: 62%; height: 68%;
    background: rgba(255,255,255,0.05); border-radius: 12px;
    animation: shimmer 1.5s infinite;
}
.card-img.img-missing { opacity: 0.5; }
.price {
    font-family: var(--display); font-size: 1.05em; font-weight: 700;
    margin: 8px 0; padding: 8px 10px; border-radius: 10px;
    background: rgba(6,10,18,0.4); color: var(--ink); letter-spacing: 0.3px;
    border: 1px solid rgba(255,255,255,0.06);
}
.expire { font-size: 0.66em; color: var(--ink-faint); margin-bottom: 14px; font-family: var(--mono); line-height: 1.5; }
.btn-send {
    background: linear-gradient(135deg, var(--emerald), var(--cyan));
    box-shadow: 0 4px 16px rgba(52,211,153,0.22);
    font-size: 0.82em; padding: 10px 14px; border-radius: 11px; color: #04140f;
}
.btn-send:hover { box-shadow: 0 8px 24px rgba(52,211,153,0.4); transform: translateY(-1px); }
.btn-send svg { width: 14px; height: 14px; }

/* ── SKELETON ── */
.skeleton-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.skeleton-card {
    border-radius: 18px; padding: 16px 14px;
    background: linear-gradient(165deg, rgba(255,255,255,0.045), rgba(255,255,255,0.012));
    border: 1px solid rgba(255,255,255,0.05);
}
.skeleton-img { height: 112px; background: rgba(255,255,255,0.05); border-radius: 12px; margin-bottom: 14px; animation: shimmer 1.5s infinite; }
.skeleton-line { height: 13px; background: rgba(255,255,255,0.05); border-radius: 6px; margin: 10px 0; animation: shimmer 1.5s infinite; }
.skeleton-line.short { width: 60%; margin: 0 auto 8px; }
.skeleton-line.btn { width: 82%; height: 34px; margin: 14px auto 0; border-radius: 11px; }
@keyframes shimmer { 0% { opacity: 1; } 50% { opacity: 0.35; } 100% { opacity: 1; } }

/* ── MODAL ── */
.modal {
    display: none; position: fixed; inset: 0;
    background: rgba(3,6,12,0.65); align-items: center; justify-content: center;
    z-index: 9999; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.modal-content {
    position: relative; overflow: hidden;
    padding: 34px 30px; border-radius: 24px; width: 90%; max-width: 410px;
    background: linear-gradient(160deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
    backdrop-filter: blur(26px) saturate(150%); -webkit-backdrop-filter: blur(26px) saturate(150%);
    border: 1px solid rgba(255,255,255,0.11);
    box-shadow: 0 40px 90px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.14);
    animation: modalIn 0.28s cubic-bezier(.2,.9,.3,1);
}
.modal-content::before {
    content: ''; position: absolute; top: 0; left: 12%; right: 12%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--emerald), transparent);
}
@keyframes modalIn { from { opacity: 0; transform: scale(0.94) translateY(14px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-header { display: flex; flex-direction: column; align-items: center; gap: 10px; margin-bottom: 22px; }
.modal-gift-icon { width: 38px; height: 38px; stroke: var(--emerald); filter: drop-shadow(0 0 12px rgba(52,211,153,0.4)); }
.modal-header h2 { font-family: var(--display); font-size: 1.6em; font-weight: 700; color: var(--ink); letter-spacing: 1px; }
.modal-close {
    position: absolute; top: 14px; right: 14px; width: 32px; height: 32px; padding: 0;
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
    border-radius: 9px; color: var(--ink-dim); cursor: pointer;
    display: flex; align-items: center; justify-content: center; transition: all 0.18s;
}
.modal-close::after { display: none; }
.modal-close:hover { background: rgba(251,113,133,0.14); color: var(--danger); border-color: rgba(251,113,133,0.3); transform: none; box-shadow: none; }
.modal-close svg { width: 16px; height: 16px; }

.gift-preview {
    display: flex; align-items: center; gap: 14px;
    background: rgba(6,10,18,0.4); border: 1px solid rgba(255,255,255,0.07);
    border-radius: 15px; padding: 12px 14px; margin-bottom: 20px;
}
.gift-preview-img {
    width: 60px; height: 60px; flex-shrink: 0; object-fit: contain;
    background: rgba(0,0,0,0.3); border-radius: 12px; padding: 6px;
    filter: drop-shadow(0 5px 12px rgba(0,0,0,0.6));
}
.gift-preview-info { display: flex; flex-direction: column; gap: 4px; text-align: left; min-width: 0; }
.gift-preview-name { font-family: var(--mono); font-size: 0.82em; font-weight: 700; color: var(--ink-dim); letter-spacing: 0.3px; }
.gift-preview-price { font-family: var(--display); font-size: 1.15em; font-weight: 700; color: var(--emerald); }

.modal-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 22px; }
.btn-cancel {
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
    box-shadow: none; color: var(--ink-dim);
}
.btn-cancel::after { display: none; }
.btn-cancel:hover { background: rgba(255,255,255,0.09); box-shadow: none; transform: translateY(-1px); }

/* ── TOAST ── */
.toast-container {
    position: fixed; top: 18px; right: 18px; z-index: 10000;
    display: flex; flex-direction: column; gap: 10px;
    max-width: min(360px, calc(100vw - 36px)); pointer-events: none;
}
.toast {
    pointer-events: auto; cursor: pointer;
    display: flex; align-items: center; gap: 10px;
    padding: 13px 16px; border-radius: 13px;
    background: linear-gradient(160deg, rgba(255,255,255,0.10), rgba(255,255,255,0.03));
    backdrop-filter: blur(20px) saturate(150%); -webkit-backdrop-filter: blur(20px) saturate(150%);
    color: var(--ink); border: 1px solid rgba(255,255,255,0.10);
    box-shadow: 0 14px 38px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.12);
    font-size: 0.86em; line-height: 1.4;
    opacity: 0; transform: translateX(120%);
    transition: opacity 0.25s ease, transform 0.3s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast.hide { opacity: 0; transform: translateX(120%); }
.toast svg { width: 18px; height: 18px; flex-shrink: 0; }
.toast span { word-break: break-word; }
.toast-success { border-color: rgba(52,211,153,0.4); }
.toast-success svg { stroke: var(--emerald); }
.toast-error { border-color: rgba(251,113,133,0.4); }
.toast-error svg { stroke: var(--danger); }
.toast-info { border-color: rgba(34,211,238,0.35); }
.toast-info svg { stroke: var(--cyan); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(52,211,153,0.18); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(52,211,153,0.34); }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) { .grid, .skeleton-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 900px)  { .grid, .skeleton-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) {
    .grid, .skeleton-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .login-container { margin: 6vh 16px 0; padding: 34px 24px; }
    .header-logo { font-size: 1.3em; }
    .main-header { padding: 14px 18px; }
}

@media (prefers-reduced-motion: reduce) {
    body::before { animation: none; }
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}