:root {
    --bg-color: #FAF8F5;
    --primary-grad: linear-gradient(135deg, #38bdf8, #0284c7);
    --border-color: #111;
    --code-bg: #1e1e2e;
    --text-main: #111;
    --nav-height: 55px;
}

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

html { overscroll-behavior-y: none; }

.bg-fixed-layer {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    z-index: -1;
    background-color: var(--bg-color);
    background-image: url('/background.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: translate3d(0, 0, 0);
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-main);
    font-size: 14px;
    padding-top: calc(var(--nav-height) + 1.5rem);
    padding-bottom: 2rem;
    padding-left: 1rem;
    padding-right: 1rem;
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
}

.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    height: var(--nav-height);
    background: #fff;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    z-index: 1000;
    box-shadow: 0 4px 0px rgba(17, 17, 17, 0.08);
}

.nav-title { font-family: 'Courier New', Courier, monospace; font-weight: 900; font-size: 1.05rem; text-transform: uppercase; letter-spacing: -0.5px; }

.nav-actions { margin-left: auto; display: flex; gap: 8px; }
.nav-back-btn {
    display: flex; align-items: center; gap: 6px; text-decoration: none; color: var(--text-main);
    font-family: 'Courier New', Courier, monospace; font-weight: bold; font-size: 0.8rem;
    padding: 8px 12px; border: 2px solid var(--border-color); background: #fff;
    box-shadow: 2px 2px 0px var(--border-color); border-radius: 4px; transition: all 0.1s;
}
.nav-back-btn:active { transform: translate(2px, 2px); box-shadow: 0px 0px 0px var(--border-color); }

.header-section {
    background: rgba(255, 255, 255, 0.95); padding: 1.5rem; border: 2px solid var(--border-color);
    box-shadow: 4px 4px 0px var(--border-color); border-radius: 6px; backdrop-filter: blur(5px);
    margin-bottom: 1.5rem;
}
.header-title { display: flex; align-items: center; gap: 10px; margin-bottom: 0.5rem; }
.header-title svg { flex-shrink: 0; }
.header-section h1 { font-family: 'Courier New', Courier, monospace; font-size: 1.6rem; font-weight: 900; text-transform: uppercase; }
.header-section p { font-size: 0.9rem; color: #555; line-height: 1.5; }

.feedback-card {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    box-shadow: 4px 4px 0px var(--border-color);
    padding: 1.5rem;
    backdrop-filter: blur(5px);
    margin-bottom: 1.5rem;
}

.form-group { margin-bottom: 1.2rem; position: relative; }
.form-group:last-of-type { margin-bottom: 0; }

label {
    display: block;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 6px;
    color: #333;
}

input, select, textarea {
    width: 100%;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 10px 12px;
    font-size: 1rem; /* 16px -> biar iOS Safari gak auto-zoom pas difokus */
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: #fff;
    color: var(--text-main);
    transition: box-shadow 0.15s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    box-shadow: 3px 3px 0px var(--border-color);
}

input[readonly] {
    background: #f4f4f4;
    color: #777;
    cursor: not-allowed;
}

textarea { resize: vertical; min-height: 100px; }

input[type="file"] { padding: 8px; font-size: 0.85rem; cursor: pointer; }

/* select asli disembunyiin tapi tetep "rendered" biar required-validation & feedback.js tetep jalan */
.visually-hidden-select {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* custom dropdown Feedback Type */
.custom-select { position: relative; }

.custom-select-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 10px 12px;
    background: #fff;
    font-size: 1rem;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    transition: box-shadow 0.15s, border-radius 0.1s;
}
.custom-select-trigger:hover { box-shadow: 3px 3px 0px var(--border-color); }
.custom-select-trigger.open {
    box-shadow: 3px 3px 0px var(--border-color);
    border-radius: 4px 4px 0 0;
}
.custom-select-trigger .chevron { flex-shrink: 0; transition: transform 0.15s; }
.custom-select-trigger.open .chevron { transform: rotate(180deg); }

.custom-select-options {
    list-style: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 2px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 4px 4px;
    box-shadow: 3px 3px 0px var(--border-color);
    z-index: 50;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.18s ease, opacity 0.15s ease;
}
.custom-select-options.open {
    max-height: 220px;
    opacity: 1;
}
.custom-select-options li {
    padding: 11px 12px;
    font-size: 0.95rem;
    cursor: pointer;
    border-top: 1px solid #eee;
}
.custom-select-options li:first-child { border-top: none; }
.custom-select-options li:hover { background: #f4f4f4; }
.custom-select-options li.selected { font-weight: 700; }
.custom-select-options li.selected::after { content: '✓'; float: right; }

.turnstile-wrap { margin-bottom: 1.2rem; display: flex; justify-content: center; }

button#submitBtn {
    display: block;
    width: 100%;
    background: var(--primary-grad);
    color: #fff;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 13px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 1rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    box-shadow: 4px 4px 0px var(--border-color);
    transition: transform 0.1s, box-shadow 0.1s;
}
button#submitBtn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0px var(--border-color); }
button#submitBtn:active { transform: translate(2px, 2px); box-shadow: 0px 0px 0px var(--border-color); }
button#submitBtn:disabled {
    background: #999;
    cursor: not-allowed;
    box-shadow: 4px 4px 0px var(--border-color);
    transform: none;
}

#statusMessage {
    margin-top: 1rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    font-weight: bold;
    text-align: center;
    min-height: 1.2rem;
}
#statusMessage.success { color: #15803d; }
#statusMessage.error { color: #b91c1c; }

@media (min-width: 769px) {
    body { padding-top: calc(var(--nav-height) + 2rem); font-size: 15px; }
    .header-section, .feedback-card { padding: 2rem; border-width: 3px; box-shadow: 6px 6px 0px var(--border-color); }
    .header-section h1 { font-size: 2rem; }
}