:root {
    /* Background gradient */
    --bg1: #2a0f0f; /* deep warm red-brown */
    --bg2: #4a1c12; /* dark burnt orange */
    /* Card + text */
    --card: #ffffff;
    --text: #1f2937; /* soft dark gray */
    --muted: #6b7280;
    --border: #e5e7eb;
    /* Focus ring */
    --ring: rgba(239, 68, 68, .25); /* soft red glow */
    /* Accent gradient (buttons, logo box) */
    --accent: #dc2626; /* rich red */
    --accent2: #f97316; /* warm orange */
    /* Errors */
    --danger: #b91c1c;
    /* Shadow */
    --shadow: 0 20px 50px rgba(0, 0, 0, .25);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
    color: var(--text);
    background: radial-gradient(900px 600px at 15% 15%, rgba(220,38,38,.25), transparent 55%), radial-gradient(900px 600px at 85% 20%, rgba(249,115,22,.25), transparent 55%), linear-gradient(160deg, var(--bg1), var(--bg2));
    display: grid;
    place-items: center;
    padding: 32px 16px;
}

.wrap {
    width: 100%;
    max-width: 420px;
    animation: enter .55s ease-out both;
}

@keyframes enter {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    background: rgba(255,255,255,.96);
    border: 1px solid rgba(226,232,240,.65);
    border-radius: 18px;
    box-shadow: var(--shadow);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.header {
    padding: 22px 22px 14px 22px;
    border-bottom: 1px solid rgba(226,232,240,.7);
    display: flex;
    gap: 12px;
    align-items: center;
}

.logo {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(14,165,164,.95), rgba(2,132,199,.95));
    box-shadow: 0 10px 25px rgba(2,132,199,.18);
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    color: white;
    font-weight: 800;
    letter-spacing: .5px;
}

.title {
    margin: 0;
    font-size: 18px;
    line-height: 1.2;
    font-weight: 700;
}

.subtitle {
    margin: 4px 0 0 0;
    font-size: 13px;
    color: var(--muted);
}

form {
    padding: 18px 22px 22px 22px;
}

.field {
    margin-top: 14px;
}

label {
    display: block;
    font-size: 13px;
    color: #334155;
    margin-bottom: 6px;
    font-weight: 600;
}

.input {
    width: 100%;
    appearance: none;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 12px;
    font-size: 14px;
    outline: none;
    background: white;
    transition: box-shadow .15s ease, border-color .15s ease, transform .08s ease;
}

    .input:focus {
        border-color: rgba(14,165,164,.75);
        box-shadow: 0 0 0 6px var(--ring);
    }

.row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 12px;
}

.btn {
    width: 100%;
    border: none;
    border-radius: 12px;
    padding: 12px 14px;
    font-size: 14px;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    cursor: pointer;
    box-shadow: 0 14px 30px rgba(2,132,199,.20);
    transition: transform .08s ease, filter .15s ease, box-shadow .15s ease;
}

    .btn:hover {
        filter: brightness(1.03);
    }

    .btn:active {
        transform: translateY(1px);
    }

.error {
    margin: 12px 22px 0 22px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(220,38,38,.25);
    background: rgba(220,38,38,.07);
    color: var(--danger);
    font-size: 13px;
}

.footer {
    padding: 14px 22px 18px 22px;
    color: rgba(255,255,255,.75);
    font-size: 12px;
    text-align: center;
}

/* Small screens */
@media (max-width: 380px) {
    .header {
        padding: 18px;
    }

    form {
        padding: 16px 18px 18px 18px;
    }
}

.btn-row {
    display: flex;
    gap: 12px;
    width: 100%;
    align-items: stretch;
}

    .btn-row .btn {
        flex: 1 1 0; /* equal widths */
        min-width: 0; /* prevents overflow pushing layout */
        display: inline-flex; /* consistent sizing for <a> and <button> */
        justify-content: center;
        align-items: center;
        box-sizing: border-box;
        white-space: nowrap; /* optional: keep one line */
    }

.btn-half {
    width: auto !important; /* override any width:100% on .btn */
    margin: 0 !important; /* prevent margin collisions */
}