/* ==========================================================================
   Thunder Stallion — Forms (Submit + Login)
   ========================================================================== */

.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: calc(var(--nav-h) + 30px) 20px 60px; }
.auth-card { width: min(440px, 100%); padding: clamp(30px, 4vw, 44px); position: relative; overflow: hidden; }
.auth-card__glow { position: absolute; top: -90px; left: 50%; transform: translateX(-50%); width: 320px; height: 220px; background: radial-gradient(circle, rgba(25, 227, 255, 0.22), transparent 70%); pointer-events: none; }
.auth-card .brand { justify-content: center; margin-bottom: 22px; }
.auth-card h1 { text-align: center; font-size: 26px; margin-bottom: 6px; }
.auth-card .sub { text-align: center; color: var(--text-dim); margin-bottom: 28px; font-size: 14.5px; }

.form-grid { display: grid; gap: 18px; }
.form-grid--2 { grid-template-columns: 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 13px; font-weight: 600; color: var(--text-dim); display: flex; align-items: center; gap: 6px; }
.field label .req { color: var(--magenta); }
.field .hint { font-size: 12px; color: var(--text-faint); }
.input, .textarea, .select-native {
  padding: 13px 16px; border-radius: var(--r-md);
  background: var(--bg-0); border: 1px solid var(--border); color: var(--text);
  font-size: 15px; transition: border-color var(--t-fast), box-shadow var(--t-fast); width: 100%;
}
.input::placeholder, .textarea::placeholder { color: var(--text-faint); }
.input:focus, .textarea:focus, .select-native:focus { outline: none; border-color: var(--border-glow); box-shadow: var(--glow-soft); }
.textarea { resize: vertical; min-height: 110px; font-family: inherit; }
.input-group { position: relative; }
.input-group .prefix { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-faint); font-size: 14px; pointer-events: none; }
.input-group .input { padding-left: 38px; }
.field.invalid .input, .field.invalid .textarea { border-color: var(--down); }
.field .error-msg { font-size: 12px; color: var(--down); display: none; }
.field.invalid .error-msg { display: block; }

/* select native arrow */
.select-native { appearance: none; cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%239aa6c8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 42px; }

/* file upload (banner) */
.uploader { border: 1.5px dashed var(--border-strong); border-radius: var(--r-md); padding: 28px; text-align: center; cursor: pointer; transition: all var(--t-fast); background: var(--bg-0); }
.uploader:hover, .uploader.drag { border-color: var(--cyan); background: rgba(25, 227, 255, 0.05); }
.uploader svg { width: 34px; height: 34px; margin: 0 auto 12px; color: var(--cyan-bright); }
.uploader b { color: var(--text); } .uploader span { color: var(--text-faint); font-size: 13px; }
.uploader input { display: none; }
.uploader__preview { margin-top: 14px; border-radius: var(--r-sm); overflow: hidden; max-height: 160px; }
.uploader__preview img { width: 100%; object-fit: cover; }

/* divider with text */
.or-divider { display: flex; align-items: center; gap: 14px; color: var(--text-faint); font-size: 12px; margin: 22px 0; }
.or-divider::before, .or-divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.social-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.auth-foot { text-align: center; margin-top: 22px; font-size: 14px; color: var(--text-dim); }
.auth-foot a { color: var(--cyan-bright); font-weight: 600; }

/* Submit page layout */
.submit-wrap { display: grid; grid-template-columns: 1.4fr 0.9fr; gap: 40px; align-items: start; }
.submit-aside { position: sticky; top: calc(var(--nav-h) + 20px); }
.submit-aside .glass { padding: 26px; margin-bottom: 18px; }
.submit-steps li { display: flex; gap: 14px; padding: 13px 0; color: var(--text-dim); font-size: 14.5px; }
.submit-steps li b { color: var(--text); display: block; }
.submit-steps .num { width: 28px; height: 28px; border-radius: 9px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--border); font-family: var(--font-mono); font-size: 13px; color: var(--cyan-bright); flex-shrink: 0; }
.form-actions { display: flex; gap: 12px; margin-top: 8px; }
.form-note { display: flex; gap: 10px; align-items: flex-start; padding: 14px 16px; border-radius: var(--r-md); background: rgba(25, 227, 255, 0.06); border: 1px solid rgba(25, 227, 255, 0.2); font-size: 13.5px; color: var(--text-dim); }
.form-note svg { width: 18px; height: 18px; color: var(--cyan-bright); flex-shrink: 0; margin-top: 2px; }