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

:root {
    --bg: #0b1220;
    --bg-soft: #111c31;
    --panel: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --line: #dbe3ee;
    --brand: #0f3a6b;
    --brand-soft: #1c4f87;
    --accent: #0a84ff;
    --accent-hover: #0767c9;
    --error-bg: #fef2f2;
    --error-line: #fecaca;
    --error-text: #991b1b;
}

body {
    font-family: 'Manrope', 'Segoe UI', sans-serif;
    background:
        radial-gradient(1200px 700px at 15% -10%, #17345f 0%, transparent 55%),
        radial-gradient(900px 600px at 100% 100%, #122949 0%, transparent 50%),
        linear-gradient(150deg, var(--bg) 0%, #0a1730 100%);
    color: var(--text);
    min-height: 100vh;
}

.exec-login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px;
}

.exec-login-card {
    width: 100%;
    max-width: 1080px;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    background: var(--panel);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(2, 6, 23, 0.45);
}

.exec-brand-panel {
    background: linear-gradient(160deg, var(--brand) 0%, var(--brand-soft) 100%);
    color: #f8fbff;
    padding: 44px 38px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 18px;
}

.exec-brand-badge {
    align-self: flex-start;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.8px;
}

.exec-brand-panel h1 {
    font-size: 34px;
    line-height: 1.15;
    font-weight: 800;
}

.exec-brand-panel p {
    font-size: 15px;
    line-height: 1.65;
    color: rgba(236, 245, 255, 0.92);
}

.exec-brand-panel ul {
    list-style: none;
    display: grid;
    gap: 10px;
    margin-top: 6px;
}

.exec-brand-panel li {
    position: relative;
    padding-left: 20px;
    font-size: 14px;
    color: rgba(236, 245, 255, 0.95);
}

.exec-brand-panel li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #6ec7ff;
}

.exec-form-panel {
    padding: 44px 42px;
    background: #ffffff;
}

.exec-form-header {
    margin-bottom: 22px;
}

.exec-kicker {
    color: var(--accent);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.exec-form-header h2 {
    margin-top: 6px;
    font-size: 32px;
    line-height: 1.1;
    color: #0f172a;
}

.exec-form-header p {
    margin-top: 8px;
    color: var(--muted);
    font-size: 14px;
}

.exec-error {
    margin-bottom: 16px;
    padding: 11px 13px;
    border-radius: 10px;
    background: var(--error-bg);
    border: 1px solid var(--error-line);
    color: var(--error-text);
    font-size: 14px;
    font-weight: 600;
}

.exec-field {
    margin-bottom: 16px;
}

.exec-field label {
    display: block;
    margin-bottom: 7px;
    color: #334155;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.2px;
}

.exec-field input {
    width: 100%;
    padding: 12px 13px;
    border: 1px solid var(--line);
    border-radius: 10px;
    font-size: 15px;
    color: #0f172a;
    background: #f9fbff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.exec-field input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.14);
    background: #ffffff;
}

.exec-password-wrap {
    position: relative;
}

.exec-toggle-pass {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    color: #64748b;
    border-radius: 6px;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: color 0.2s;
    flex-shrink: 0;
}

.exec-toggle-pass svg {
    display: block;
    flex-shrink: 0;
}

.exec-toggle-pass:hover {
    color: #0a84ff;
    background: transparent;
}

.exec-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    gap: 10px;
}

.exec-remember {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: #475569;
    font-size: 13px;
    font-weight: 600;
}

.exec-link {
    color: #0f4d93;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
}

.exec-link:hover {
    text-decoration: underline;
}

.exec-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 8px 0 14px;
    font-size: 12px;
    color: #94a3b8;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.exec-divider::before,
.exec-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e2e8f0;
}

.exec-social {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 16px;
}

.exec-social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid #dbe3ee;
    background: #f8fbff;
    color: #0f172a;
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.exec-social-btn:hover {
    background: #eef4fb;
    border-color: #cbd9ea;
    transform: translateY(-1px);
}

.exec-social-btn:disabled {
    opacity: 0.7;
    cursor: wait;
}

.exec-social-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.exec-submit {
    width: 100%;
    border: none;
    border-radius: 10px;
    padding: 12px 14px;
    background: linear-gradient(140deg, var(--accent) 0%, #006fe0 100%);
    color: #ffffff;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.2px;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
    box-shadow: 0 12px 22px rgba(10, 132, 255, 0.26);
}

.exec-submit:hover {
    transform: translateY(-1px);
    filter: brightness(1.02);
}

.exec-submit:disabled {
    opacity: 0.7;
    cursor: wait;
    transform: none;
}

.exec-footnote {
    margin-top: 16px;
    text-align: center;
    color: #94a3b8;
    font-size: 12px;
    font-weight: 600;
}

@media (max-width: 920px) {
    .exec-login-card {
        grid-template-columns: 1fr;
        max-width: 560px;
    }

    .exec-brand-panel {
        padding: 30px 26px;
    }

    .exec-brand-panel h1 {
        font-size: 28px;
    }

    .exec-form-panel {
        padding: 30px 26px;
    }
}

@media (max-width: 480px) {
    .exec-login-shell {
        padding: 14px;
    }

    .exec-brand-panel,
    .exec-form-panel {
        padding: 24px 18px;
    }

    .exec-form-header h2 {
        font-size: 28px;
    }

    .exec-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .exec-social {
        grid-template-columns: 1fr;
    }
}