/* =====================================================
   RESET
===================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* =====================================================
   BACKGROUND
===================================================== */
body {
    min-height: 100vh;
    font-family: 'Segoe UI', system-ui, sans-serif;
    background: linear-gradient(
        135deg,
        #5a6edc 0%,
        #d7f275 45%,
        #55c776 100%
    );
}

/* =====================================================
   PAGE WRAPPER (KUNCI STABIL)
===================================================== */
.page {
    position: relative;
    min-height: 100vh;

    display: flex;
    flex-direction: column;
    align-items: center;

    /* 🔥 ATUR JARAK LOGO ↔ LOGIN CARD */
    padding-top: 260px;
}

/* =====================================================
   LOGO ATAS
===================================================== */
.top-logos {
    position: absolute;
    top: 60px;                /* 🔥 NAIK / TURUN LOGO */
    left: 50%;
    transform: translateX(-45%);

    display: flex;
    align-items: center;
    gap: 48px;

    z-index: 10;
    animation: fadeDown 1s ease;
}

.top-logos .logo {
    filter: drop-shadow(0 14px 24px rgba(0,0,0,.25));
    animation: float 4s ease-in-out infinite;
}

/* LOGO KOTA PALU */
.top-logos .logo.palu {
    height: 120px;
}

/* LOGO SILAPAK (LEBIH BESAR) */
.top-logos .logo.silapak {
    height: 180px;
}

/* =====================================================
   LOGIN CARD
===================================================== */
.login-card {
    position: relative;
    z-index: 5;               /* 🔥 KUNCI UTAMA */
    width: 380px;
    padding: 36px 32px;
    border-radius: 22px;

    background: rgba(255, 255, 255, 0.35); /* 🔥 LEBIH TERASA */

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    border: 1px solid rgba(255,255,255,0.4);

    box-shadow:
        0 25px 60px rgba(0,0,0,.22);
    
    background: rgba(255,255,255,0.28) !important;
    backdrop-filter: blur(20px) saturate(140%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(140%) !important;
}

.login-card > * {
    position: relative;
    z-index: 2;
}

.login-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1; /* 🔥 */

    border-radius: 22px;
    background: linear-gradient(
        135deg,
        rgba(255,255,255,0.45),
        rgba(255,255,255,0.1)
    );
    pointer-events: none;
}

/* ❌ TIDAK ADA TRANSLATE / TOP / LEFT */
/* ❌ AGAR TIDAK GESER */

.login-card:hover {
    box-shadow:
        0 30px 70px rgba(0,0,0,.22);
}

/* =====================================================
   TEXT
===================================================== */
.login-card h2 {
    text-align: center;
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    color: #1f2937;
    text-shadow: 0 1px 2px rgba(255,255,255,.6);
}

.login-card p {
    text-align: center;
    margin-top: 6px;
    font-size: 14px;
    color: #1f4fa3;
}

.login-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 22px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 3;
}

/* =====================================================
   FORM
===================================================== */
.form-group {
    margin-top: 18px;
}

input,
select {
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;

    border: 1px solid rgba(255,255,255,0.45);
    outline: none;

    /* 🔥 GLASS INPUT */
    background: rgba(255,255,255,0.35);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);

    font-size: 14px;
    color: #1f2937;

    box-shadow:
        inset 0 1px 1px rgba(255,255,255,0.6),
        0 8px 20px rgba(0,0,0,0.12);

    transition: all .25s ease;
}

input::placeholder {
    color: rgba(31,41,55,0.6);
}

select option {
    background: #f8fafc;
    color: #1f2937;
}

input:focus,
select:focus {
    background: rgba(255,255,255,0.5);
    box-shadow:
        0 0 0 2px rgba(59,130,246,0.35),
        0 12px 28px rgba(0,0,0,.18);
}

input:hover,
select:hover {
    background: rgba(255,255,255,0.42);
    box-shadow:
        0 10px 24px rgba(0,0,0,.16),
        inset 0 1px 1px rgba(255,255,255,.7);
}

/* =====================================================
   BUTTON
===================================================== */
button {
    margin-top: 22px;
    width: 100%;
    padding: 14px;

    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.45);

    font-size: 15px;
    font-weight: 700;
    cursor: pointer;

    /* 🔥 GLASS BUTTON */
    background: rgba(255,255,255,0.35);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);

    color: #1f4fa3;

    box-shadow:
        0 12px 28px rgba(0,0,0,0.18),
        inset 0 1px 1px rgba(255,255,255,.7);

    transition: all .25s ease;
}

button:hover {
    transform: translateY(-2px);
    background: rgba(255,255,255,0.45);
    box-shadow:
        0 20px 40px rgba(0,0,0,.25);
}

button:active {
    transform: translateY(0);
    box-shadow:
        inset 0 4px 10px rgba(0,0,0,.18);
}
/* =====================================================
   ANIMASI
===================================================== */
@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translate(-50%, -20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* =====================================================
   RESPONSIVE
===================================================== */
@media (max-width: 480px) {

    .page {
        padding-top: 220px;
    }

    .top-logos {
        top: 20px;
        gap: 20px;
    }

    .top-logos .logo.palu {
        height: 80px;
    }

    .top-logos .logo.silapak {
        height: 120px;
    }

    .login-card {
        width: 90%;
    }
}

.wave-bg {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 45%;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 100% 100% 0 0;
    animation: waveMove 18s linear infinite;
    z-index: 0;
}

@keyframes waveMove {
    0% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(-25%);
    }
    100% {
        transform: translateX(0);
    }
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 30s linear infinite;
    z-index: 0;
}

@keyframes gridMove {
    from {
        background-position: 0 0;
    }
    to {
        background-position: 120px 120px;
    }
}

#loadingOverlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.85);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-box {
    text-align: center;
}

.spinner-logo {
    width: 220px;          /* 🔥 BESAR */
    max-width: 70vw;       /* aman di layar kecil */
    height: auto;
    margin-bottom: 18px;

    animation: spinLogo 1.4s linear infinite;
    transform-origin: center center;
    filter: drop-shadow(0 14px 28px rgba(0,0,0,.25));
}

.loading-box p {
    font-size: 14px;
    font-weight: 600;
    color: #1f4fa3;
}

/* Animasi putar logo */
@keyframes spinLogo {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}