:root {
    --bg: #080604;
    --bg-deep: #120d08;
    --panel: rgba(17, 10, 6, 0.82);
    --panel-strong: rgba(24, 14, 9, 0.94);
    --border: #8d6732;
    --border-soft: rgba(173, 131, 61, 0.45);
    --gold: #ddb56a;
    --gold-bright: #f0d9a1;
    --ember: #dc7a34;
    --ink: #f6ead0;
    --muted: #b99b6c;
    --shadow: rgba(0, 0, 0, 0.55);
    --danger: #ff9380;
    --success: #a4d697;
    --field: rgba(8, 5, 3, 0.9);
    --field-border: rgba(187, 142, 61, 0.65);
}

* {
    box-sizing: border-box;
}

html, body {
    min-height: 100%;
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    background:
        radial-gradient(circle at top, rgba(167, 104, 31, 0.16), transparent 30%),
        radial-gradient(circle at 20% 25%, rgba(131, 63, 19, 0.14), transparent 22%),
        linear-gradient(180deg, rgba(10, 7, 5, 0.86), rgba(6, 4, 3, 0.98)),
        repeating-linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.015) 0,
            rgba(255, 255, 255, 0.015) 3px,
            transparent 3px,
            transparent 12px
        ),
        linear-gradient(180deg, #21160d, #090604 60%, #040302 100%);
    color: var(--ink);
}

body::before,
body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
}

body::before {
    background:
        radial-gradient(circle at 15% 14%, rgba(234, 173, 88, 0.1), transparent 18%),
        radial-gradient(circle at 80% 10%, rgba(223, 119, 55, 0.08), transparent 16%),
        radial-gradient(circle at 50% 100%, rgba(176, 94, 37, 0.12), transparent 22%);
    mix-blend-mode: screen;
}

body::after {
    background:
        linear-gradient(90deg, transparent 0, rgba(255, 227, 166, 0.04) 8%, transparent 14%),
        linear-gradient(270deg, transparent 0, rgba(255, 227, 166, 0.04) 8%, transparent 14%);
    opacity: 0.7;
}

.auth-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(320px, 1.1fr) minmax(380px, 540px);
    align-items: stretch;
}

.hero-pane {
    position: relative;
    padding: 72px 64px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

.hero-pane::before {
    content: "";
    position: absolute;
    inset: 48px 32px 48px 32px;
    border: 1px solid rgba(216, 169, 90, 0.22);
    box-shadow:
        inset 0 0 0 1px rgba(255, 223, 154, 0.06),
        0 0 40px rgba(0, 0, 0, 0.3);
    background:
        linear-gradient(180deg, rgba(27, 18, 11, 0.2), rgba(9, 6, 4, 0.4));
}

.hero-pane::after {
    content: "";
    position: absolute;
    right: 72px;
    bottom: 72px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background:
        radial-gradient(circle, rgba(238, 186, 96, 0.14) 0, rgba(238, 186, 96, 0.05) 36%, transparent 72%);
    filter: blur(4px);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 620px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    color: var(--muted);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.24em;
}

.eyebrow::before {
    content: "";
    width: 54px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(225, 192, 126, 0.7));
}

.hero-title {
    margin: 0;
    font-size: clamp(3.2rem, 5vw, 5.6rem);
    line-height: 0.95;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--gold-bright);
    text-shadow:
        0 0 22px rgba(237, 191, 112, 0.1),
        0 3px 0 rgba(61, 36, 11, 0.8);
}

.hero-title .accent {
    display: block;
    color: var(--ember);
    text-shadow:
        0 0 18px rgba(220, 122, 52, 0.18),
        0 2px 0 rgba(69, 28, 10, 0.85);
}

.hero-copy {
    margin: 24px 0 0;
    max-width: 540px;
    color: #d8c3a0;
    font-size: 1.02rem;
    line-height: 1.8;
}

.hero-runelist {
    margin-top: 26px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-runelist span {
    padding: 8px 14px;
    border: 1px solid rgba(214, 173, 96, 0.25);
    background: rgba(23, 14, 9, 0.36);
    color: #cfb486;
    font-size: 0.88rem;
    letter-spacing: 0.06em;
}

.form-pane {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 42px 28px;
}

.form-card {
    position: relative;
    width: 100%;
    max-width: 460px;
    padding: 34px 34px 30px;
    background:
        linear-gradient(180deg, rgba(31, 20, 12, 0.95), rgba(14, 9, 6, 0.98));
    border: 1px solid var(--border);
    box-shadow:
        0 26px 70px var(--shadow),
        inset 0 0 0 1px rgba(255, 221, 154, 0.06);
}

.form-card::before,
.form-card::after {
    content: "";
    position: absolute;
    inset: 10px;
    border: 1px solid rgba(224, 180, 96, 0.14);
    pointer-events: none;
}

.form-card::after {
    inset: 18px;
    border-color: rgba(173, 122, 49, 0.1);
}

.crest {
    width: 74px;
    height: 74px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: var(--gold-bright);
    font-size: 1.6rem;
    background:
        radial-gradient(circle at 35% 35%, rgba(245, 211, 145, 0.28), rgba(82, 45, 18, 0.76)),
        linear-gradient(180deg, rgba(113, 67, 28, 0.94), rgba(44, 25, 11, 0.98));
    border: 1px solid rgba(229, 190, 112, 0.7);
    box-shadow:
        0 0 24px rgba(223, 160, 64, 0.12),
        inset 0 0 12px rgba(255, 227, 161, 0.12);
}

.form-title {
    margin: 0;
    text-align: center;
    font-size: 2.25rem;
    color: var(--gold-bright);
    letter-spacing: 0.04em;
}

.form-subtitle {
    margin: 10px auto 26px;
    max-width: 320px;
    text-align: center;
    color: #c9ae84;
    line-height: 1.7;
    font-size: 0.95rem;
}

.error-panel {
    margin-bottom: 18px;
    padding: 14px 16px;
    border: 1px solid rgba(216, 86, 60, 0.45);
    background: rgba(57, 17, 11, 0.7);
    color: #ffd3c9;
}

.error-panel ul {
    margin: 0;
    padding-left: 18px;
}

.field-stack {
    display: grid;
    gap: 16px;
}

.field {
    display: grid;
    gap: 8px;
}

.field label {
    color: #e3c38d;
    font-size: 0.88rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.field input {
    width: 100%;
    padding: 13px 14px;
    color: var(--ink);
    font: inherit;
    background: var(--field);
    border: 1px solid var(--field-border);
    outline: none;
    transition: border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.field input:focus {
    border-color: rgba(239, 196, 113, 0.95);
    box-shadow: 0 0 0 3px rgba(223, 165, 74, 0.14);
    transform: translateY(-1px);
}

.remember-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    margin-top: 18px;
    color: #d1b486;
    font-size: 0.92rem;
}

.remember-check {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.remember-check input {
    width: 16px;
    height: 16px;
    accent-color: #d7a759;
}

.auth-button {
    width: 100%;
    margin-top: 24px;
    padding: 14px 18px;
    border: 1px solid rgba(232, 192, 108, 0.85);
    color: #1d130a;
    font-weight: 700;
    font-size: 0.98rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    background:
        linear-gradient(180deg, #f2d9a2 0%, #d4a65d 54%, #9c6327 100%);
    box-shadow:
        0 12px 24px rgba(0, 0, 0, 0.28),
        inset 0 1px 0 rgba(255, 244, 219, 0.7);
    transition: transform 150ms ease, filter 150ms ease, box-shadow 150ms ease;
}

.auth-button:hover {
    transform: translateY(-1px);
    filter: brightness(1.03);
    box-shadow:
        0 16px 28px rgba(0, 0, 0, 0.34),
        inset 0 1px 0 rgba(255, 244, 219, 0.7);
}

.auth-button:active {
    transform: translateY(0);
}

.auth-footer {
    margin-top: 22px;
    text-align: center;
    color: #c7ab7e;
    line-height: 1.7;
    font-size: 0.95rem;
}

.auth-footer a,
.remember-row a {
    color: var(--gold-bright);
    text-decoration: none;
}

.auth-footer a:hover,
.remember-row a:hover {
    color: #ffe7b9;
}

@media (max-width: 980px) {
    .auth-shell {
        grid-template-columns: 1fr;
    }

    .hero-pane {
        min-height: 40vh;
        padding: 52px 28px 30px;
    }

    .hero-pane::before {
        inset: 20px;
    }

    .form-pane {
        padding: 0 20px 28px;
        margin-top: -12px;
    }
}